CN207886928U - A kind of formaldehyde absorption liquid circulating device - Google Patents

Abstract

The utility model provides a kind of formaldehyde absorption liquid circulating device, including cooling switch, absorbs switch, switch enclosure, pedestal, sucking pump, circulation temperature lowering liquid tank structure, one level of support frame, cooler, two level supporting rack, three-level supporting rack, level-one valve, exhaust pipe, transverse bar, split ring, liquid storage tank structure, liquor charging metal hose and two level valve, the cooling switch and absorption switch from left to right the bosom position that bolt successively is mounted on switch enclosure；The switch enclosure bolt is mounted on the upper left quarter of pedestal；The sucking pump bolt is mounted on the upper middle position of pedestal.The utility model band check valve connecting pipe head, tank cap, the setting of liquid storage can body and holder are conducive to quickly collect formaldehyde liquid, improve collection efficiency, it can be achieved that rapid transport function；The setting of beam, disengaging plate, handle and connecting shaft is conducive to facilitate and puts liquid storage can body, is conveniently replaceable new liquid storage can body.

Description

A formaldehyde absorption liquid circulation device

technical field

The utility model belongs to the technical field of formaldehyde production, in particular to a formaldehyde absorbing liquid circulation device.

Background technique

Formaldehyde is a basic chemical raw material, which is widely used in the production of resins, plastics, leather and fibers, and plays an extremely important role in people's production and life. At present, the production of formaldehyde generally adopts the silver method, which is to transport methanol to the oxidation reactor through the vaporization of the steam generator to carry out the hydrogen oxidation reaction of the methanol silver method. % to 50% formaldehyde solution, in the process of absorbing tower work, the formaldehyde solution needs to be continuously cooled and sprayed. The formaldehyde solution is generally cooled by plate heat exchanger, and the water exchange is cooled by cooling tower. The hot water for exchange is generally tap water recycling. After being cooled by the cooling tower, the temperature is still very high. In order to reduce the water temperature to the specified temperature of the heat exchanger, multiple cooling towers and pools are generally built to be used alternately, which increases the project investment. .

The Chinese patent publication number is CN205760505U, and the name of the invention is a formaldehyde absorption device, which includes an absorption tower, and the absorption tower includes an air inlet, an exhaust port, a demister, a sprayer, a filler, a first water inlet pipe and a second water inlet pipe. A circulating water pump also includes a formaldehyde solution cooling device and a sedimentation tank. The formaldehyde solution cooling device includes a tubular shell, an air inlet is arranged at the lower part of the shell, and a fan and a water spray pipe are sequentially arranged in the shell from top to bottom and the cooler, a sump is provided under the casing, and a drainage pipe is connected at the lower end of the sump, the water spray pipe communicates with the sedimentation tank through the second water inlet pipe, and a second circulating water pump is installed on the second water inlet pipe; There are multiple baffles in the sedimentation tank, and each baffle is staggered up and down according to a certain distance. However, the existing formaldehyde absorption device still has the problems of serious waste of water resources, low formaldehyde liquid absorption rate and poor formaldehyde heat dissipation effect.

Therefore, it is necessary to invent a kind of formaldehyde absorbing liquid circulation device.

Utility model content

In order to solve the above technical problems, the utility model provides a formaldehyde absorbing liquid circulation device to solve the problems of serious waste of water resources, low absorption rate of formaldehyde liquid and poor heat dissipation effect of formaldehyde in the existing formaldehyde absorbing device. A formaldehyde absorption liquid circulation device, including a cooling switch, an absorption switch, a switch box, a base, a suction pump, a circulating cooling liquid tank structure, a primary support frame, a cooling machine, a secondary support frame, a tertiary support frame, and a primary valve , exhaust pipe, transverse rod, split ring, liquid storage tank structure, metal hose for liquid delivery and secondary valves, the cooling switch and absorption switch are installed in the middle position of the switch box with bolts from left to right; all The switch box bolts described above are installed at the upper left part of the base; the suction pump bolts are installed at the upper middle position of the base; the circulating cooling liquid tank structure is installed at the upper middle position of the base through the primary support frame bolts; One end of the cooling machine is connected to the circulating cooling liquid tank structure through the secondary support frame bolts, and the other end is connected to the base through the third-level supporting frame bolts; the cooling machine is threaded to the left middle position of the circulating cooling liquid tank structure; the one The stage valve is set at the upper middle position of the exhaust pipe; the exhaust pipe is threadedly connected to the lower left part of the circulating cooling liquid tank structure; the horizontal rod is transversely welded at the right middle position of the circulating cooling liquid tank structure; The split ring mentioned above is welded on the right end of the transverse rod; the liquid storage tank structure runs through the split ring bolt longitudinally and installed on the upper right part of the base; one end of the liquid delivery metal hose is connected to the suction pump, and the other end is connected to the liquid storage tank structure The secondary valve is set at the middle position of the upper part of the liquid metal hose; the cooling machine includes a condensing pipe, a connecting plate, an air guide pipe, fan blades and a cooling motor, and the longitudinal bolts of the condensing pipe are installed on Between the connecting plate and the connecting plate; the connecting plates are respectively bolted on the upper and lower walls of the inner right side of the air duct; the fan blades are sleeved on the output shaft of the cooling motor; the cooling motor bolts Installed in the middle position on the inner right side of the air duct.

Preferably, the air guide pipe is provided with an air supply filter, an adsorption layer and an air intake pipe, and the described air supply filter is installed at the left inlet of the air intake pipe through the adsorption layer bolts; the air supply The filter screen and the adsorption layer are connected by bolts and nuts; the air inlet pipe is threadedly connected at the left inlet of the air guide pipe.

Preferably, the structure of the circulating cooling liquid tank includes a cooling water storage tank, a cold air tank, a circulation pipe, a water injection pipe and a water injection valve, and the longitudinal bolts of the cooling water storage tank are installed at the inner middle position of the cold air tank; The pipe is placed inside the cooling water storage tank; the inlet end of the circulation pipe runs through the upper right part of the cooling water storage tank and extends to the upper right part of the cold air tank; the outlet end of the circulation pipe runs through the lower left part of the cooling water storage tank and extends to The lower left part of the cold air tank; the water injection pipe longitudinally runs through the upper left part of the cold air tank and is threadedly connected to the upper left part of the cooling water storage tank; the water injection valve is provided at the left middle position of the water injection pipe.

Preferably, the cold air tank includes a cooling plate and fins, the longitudinal bolts of the cooling plate are mounted on the right surface of the cold wind tank; the cooling fins are bolted on the right side of the cooling plate from top to bottom.

Preferably, the structure of the liquid storage tank includes a connecting pipe head with a one-way valve, a tank cap, a liquid storage tank body and a placement seat, and the connecting pipe head with a one-way valve is longitudinally threaded in the upper middle of the tank cap Position; the tank cap is threadedly connected to the upper part of the main body of the liquid storage tank; the main body of the liquid storage tank is longitudinally placed in the semicircular groove opened in the inner left part of the placement seat.

Preferably, the upper and lower parts on the left side of the main body of the liquid storage tank are respectively welded with lug plates.

Preferably, the placement seat includes a shock-absorbing pad, a breakaway plate, a handle and a connecting shaft, and the shock-absorbing pad is longitudinally glued to the middle position on the left side of the breakaway plate; the handle bolt is installed on the breakaway plate The middle position on the right side of the plate; the said detachment plate is installed longitudinally on the upper right part of the placement seat through the connecting shaft.

Preferably, one end of the liquid-feeding metal hose communicates with the lower left outlet of the circulation pipe through the suction pump, and the other end communicates with the tank cap through a connecting pipe head with a one-way valve.

Preferably, the air guide pipe communicates with the cold air tank.

Preferably, the cooling switch is connected to the cooling motor wire.

Preferably, the absorption switch is connected to the lead wire of the suction pump.

Preferably, the air supply filter adopts a stainless steel mesh with a mesh number of ten to fifteen meshes; the adsorption layer adopts an activated carbon filter; the adsorption layer is arranged in two layers.

Preferably, the heat dissipation plate adopts an aluminum alloy plate with a thickness of 5 mm to 8 mm; the heat sink adopts an aluminum plate with a thickness of 6 mm to 10 mm; the distance between the heat sink and the heat sink is set It is three centimeters to five centimeters; There are multiple heat sinks.

Preferably, the shock-absorbing pad is a rubber pad with a thickness of five centimeters to eight centimeters; the shock-absorbing pad is arranged in two layers; the release plate is specifically a semi-cylindrical stainless steel plate.

Compared with the prior art, the beneficial effects of the utility model are:

1. In the present utility model, the arrangement of the connecting pipe head with a one-way valve, the tank cap, the main body of the liquid storage tank and the placement seat is conducive to the rapid collection of formaldehyde liquid, improves the collection efficiency, and can realize the rapid transfer function.

2. In the present utility model, the arrangement of the shock absorbing pad, the breakaway plate, the handle and the connecting shaft facilitates the placement of the main body of the liquid storage tank and the replacement of a new main body of the liquid storage tank.

3. In the utility model, the setting of the cooling water storage tank, the cold air tank, the circulation pipe, the water injection pipe and the water injection valve is conducive to improving the heat dissipation effect, and at the same time can realize the water circulation effect, improve the formaldehyde absorption and heat dissipation efficiency, and reduce the water consumption. Waste of resources.

4. In the utility model, the arrangement of the heat dissipation plate and the heat dissipation fin is beneficial to improve the heat dissipation efficiency and ensure the formaldehyde absorption efficiency.

5. In the utility model, the arrangement of the condensation pipe, connecting plate, air guide pipe, fan blade and cooling motor is beneficial to improve the efficiency of air intake and heat dissipation, and ensure the full absorption of formaldehyde.

6. In the utility model, the arrangement of the air supply filter, the adsorption layer and the air inlet pipe is beneficial to have a good filtering effect on the air intake, prevent formaldehyde from being polluted and affect the absorption of formaldehyde.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a schematic structural view of the cooling machine of the present invention.

Fig. 3 is a structural schematic diagram of the circulating cooling liquid tank structure of the utility model.

Fig. 4 is a structural schematic diagram of the liquid storage tank structure of the present invention.

In the picture:

1. Cooling switch; 2. Absorption switch; 3. Switch box; 4. Base; 5. Suction pump; 6. Circulating cooling liquid tank structure; 61. Cooling water storage tank; 62. Cold air tank; , heat sink; 63, circulation pipe; 64, water injection pipe; 65, water injection valve; 7, primary support frame; 8, cooling machine; 81, condensation pipe; 82, connecting plate; Air filter; 832, adsorption layer; 833, air intake pipe; 84, fan blade; 85, cooling motor; 9, secondary support frame; 10, third-level support frame; 11, primary valve; 12, exhaust pipe ; 13, transverse rod; 14, split ring; 15, liquid storage tank structure; 151, connecting pipe head with one-way valve; 152, tank cap; 153, liquid storage tank main body; 1531, lug plate; 154, placement seat 1541, shock absorbing pad; 1542, break away from the plate; 1543, handle; 1544, connecting shaft; 16, liquid metal hose; 17, secondary valve.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described:

Example:

As shown in Figure 1 to Figure 4

The utility model provides a formaldehyde absorption liquid circulation device, which includes a cooling switch 1, an absorption switch 2, a switch box 3, a base 4, a suction pump 5, a circulation cooling liquid tank structure 6, a primary support frame 7, a cooling machine 8, two Stage support frame 9, stage three support frame 10, stage one valve 11, exhaust pipe 12, transverse bar 13, split ring 14, liquid storage tank structure 15, liquid delivery metal hose 16 and stage two valve 17, described The cooling switch 1 and the absorbing switch 2 are bolt-installed in the middle position inside the switch box 3 from left to right; the bolts of the switch box 3 are installed on the upper left part of the base 4; The upper middle position; the circulating cooling liquid tank structure 6 is installed on the upper middle position of the base 4 through the primary support frame 7 bolts; one end of the cooling machine 8 is connected to the circulating cooling liquid tank structure 6 through the secondary support frame 9 bolts , the other end is bolted to the base 4 through a three-stage support frame 10; the cooling machine 8 is threaded to the left middle position of the circulating cooling liquid tank structure 6; the first-stage valve 11 is arranged in the middle of the upper part of the exhaust pipe 12 position; the exhaust pipe 12 is threadedly connected to the lower left part of the circulating cooling liquid tank structure 6; the transverse rod 13 is transversely welded at the middle position on the right side of the circulating cooling liquid tank structure 6; the split ring 14 is welded At the right end of the transverse rod 13; the liquid storage tank structure 15 longitudinally penetrates the split ring 14 bolts and is installed on the upper right part of the base 4; one end of the liquid delivery metal hose 16 is connected to the suction pump 5, and the other end is connected to the liquid storage tank Structure 15; the secondary valve 17 is set at the upper middle position of the liquid metal hose 16; the cooling machine 8 includes a condensation pipe 81, a connecting plate 82, an air guide pipe 83, fan blades 84 and a cooling motor 85 , the longitudinal bolts of the condensation pipe 81 are installed between the connecting plate 82 and the connecting plate 82; It is socketed on the output shaft of the cooling motor 85; the bolt of the cooling motor 85 is installed in the middle position of the inner right side of the air guide pipe 83.

In the above embodiment, specifically, the air guide pipe 83 is provided with an air supply filter 831, an adsorption layer 832 and an air inlet pipe 833, and the air supply filter 831 is installed on the air inlet pipe through the adsorption layer 832 bolts 833 on the left side of the entrance; the air supply filter 831 and the adsorption layer 832 are connected by bolts and nuts;

In the above embodiment, specifically, the circulating cooling liquid tank structure 6 includes a cooling water storage tank 61, a cold air tank 62, a circulation pipe 63, a water injection pipe 64 and a water injection valve 65, and the longitudinal bolts of the cooling water storage tank 61 Install the inner middle position of the cold air tank 62; the circulation pipe 63 is placed inside the cooling water storage tank 61; the inlet end of the circulation pipe 63 runs through the upper right part of the cooling water storage tank 61 and extends to the upper right part of the cold air tank 62 The outlet end of the circulation pipe 63 runs through the lower left part of the cooling water storage tank 61 and extends to the lower left part of the cold air tank 62; Upper left part; the water injection valve 65 is provided at the left middle position of the water injection pipe 64 .

In the above embodiment, specifically, the cold wind pot 62 includes a heat sink 621 and a heat sink 622, and the longitudinal bolts of the heat sink 621 are installed on the right surface of the cold wind pot 62; the heat sink 622 is arranged from top to bottom. Bolts are installed on the right side of the cooling plate 621 in turn.

In the above embodiment, specifically, the liquid storage tank structure 15 includes a connecting pipe head 151 with a one-way valve, a tank cap 152, a main body 153 of the liquid storage tank and a placement seat 154, and the connecting pipe with a one-way valve The head 151 is threaded longitudinally on the upper middle position of the tank cap 152; the tank cap 152 is threaded on the upper part of the liquid storage tank main body 153; In the opened semicircular groove.

In the above embodiment, specifically, ear plates 1531 are respectively welded to the upper and lower parts on the left side of the main body 153 of the liquid storage tank.

In the above embodiment, specifically, the placement seat 154 includes a shock absorbing pad 1541, a break away plate 1542, a handle 1543 and a connecting shaft 1544, and the shock absorbing pad 1541 is longitudinally glued on the left side of the break away plate 1542 Middle position; the bolt of the handle 1543 is installed in the middle position on the right side of the escape plate 1542;

In the above embodiment, specifically, one end of the liquid-feeding metal hose 16 communicates with the lower left outlet of the circulation pipe 63 through the suction pump 5 , and the other end communicates with the tank cap 152 through the connecting pipe head 151 with a one-way valve.

In the above embodiment, specifically, the air guide pipe 83 communicates with the cold air tank 62 .

In the above embodiment, specifically, the cooling switch 1 and the cooling motor 85 are connected by wires.

In the above embodiment, specifically, the absorption switch 2 and the suction pump 5 are connected by wires.

In the above embodiment, specifically, the air supply filter 831 adopts a stainless steel mesh with a mesh number of ten to fifteen meshes; the adsorption layer 832 adopts an activated carbon filter; the adsorption layer 832 is double-layered.

In the above embodiment, specifically, the heat dissipation plate 621 adopts an aluminum alloy plate with a thickness of five millimeters to eight millimeters; the heat dissipation fin 622 adopts an aluminum plate with a thickness of six millimeters to ten millimeters; the heat dissipation fin 622 The distance between the cooling fins 622 is set at three centimeters to five centimeters; there are multiple cooling fins 622 .

In the above embodiment, specifically, the shock absorbing pad 1541 is a rubber pad with a thickness of five centimeters to eight centimeters; the shock absorbing pad 1541 is provided in two layers; the release plate 1542 is specifically a semi-cylindrical stainless steel plate .

working principle

In the utility model, when in use, the formaldehyde solution is introduced through the upper right inlet port of the circulation pipe 63, and the absorption switch 2 is activated to make the suction pump 5 start to absorb work, during which cold water is introduced through the water injection pipe 64, and the cooling switch 1 is activated to The cooling motor 85 drives the fan blade 84 to rotate at a high speed, and the water control and wind control cooling can be performed. During this period, the external water supply tank can be introduced through the exhaust pipe 12 to realize a single cycle of water and air, and ensure the full absorption of the formaldehyde liquid. To better absorb the formaldehyde liquid, you can open the secondary valve 17 at any time so that the formaldehyde liquid enters the interior of the liquid storage tank main body 153 for storage, and you can also connect the outlet end of the liquid delivery metal hose 16 to the connecting pipe with a one-way valve. The head 151 is separated and directly connected with the upper right inlet port of the circulation pipe 63, so as to realize the cooling and heat exchange work of the formaldehyde liquid circulation, which is easy to operate and can improve the absorption rate of the formaldehyde liquid.

Utilize the technical solution described in the utility model, or those skilled in the art design similar technical solutions under the inspiration of the technical solution of the utility model, and achieve the above-mentioned technical effect, all fall into the protection scope of the utility model .

Claims (10)

1. A formaldehyde absorption liquid circulation device is characterized in that, this formaldehyde absorption liquid circulation device comprises cooling switch (1), absorption switch (2), switch box (3), base (4), suction pump (5), Circulating cooling liquid tank structure (6), primary support frame (7), cooling machine (8), secondary support frame (9), tertiary support frame (10), primary valve (11), exhaust pipe ( 12), transverse bar (13), split ring (14), liquid storage tank structure (15), liquid-feeding metal hose (16) and secondary valve (17), said cooling switch (1) and absorption switch (2) Bolts are installed in the middle position inside the switch box (3) from left to right; the bolts of the switch box (3) are installed on the upper left part of the base (4); the bolts of the suction pump (5) are installed At the upper middle position of the base (4); the circulating cooling liquid tank structure (6) is installed on the upper middle position of the base (4) through the primary support frame (7) bolts; one end of the cooling machine (8) The circulating cooling liquid tank structure (6) is connected with the bolts of the secondary support frame (9), and the other end is connected with the base (4) through the bolts of the tertiary support frame (10); the cooling machine (8) is threadedly connected with the circulating cooling liquid tank The middle position on the left side of the structure (6); the first-stage valve (11) is arranged at the upper middle position of the exhaust pipe (12); the exhaust pipe (12) is threadedly connected to the circulating cooling liquid tank structure ( 6) the lower left part; the transverse rod (13) is welded laterally at the middle position on the right side of the circulating cooling liquid tank structure (6); the split ring (14) is welded at the right end of the transverse rod (13); the The liquid storage tank structure (15) longitudinally penetrates the split ring (14) and is installed on the upper right part of the base (4); one end of the liquid delivery metal hose (16) is connected to the suction pump (5), and the other end is connected to the storage tank. Liquid tank structure (15); the secondary valve (17) is set at the upper middle position of the liquid metal hose (16); the cooling machine (8) includes a condensation pipe (81), a connecting plate (82 ), air guide pipe (83), fan blade (84) and cooling motor (85), described condensation pipe (81) longitudinal bolt is installed between connecting plate (82) and connecting plate (82); Described The connecting plate (82) is respectively bolt-mounted on the upper and lower walls of the inner right side of the air duct (83); the fan blade (84) is socketed on the output shaft of the cooling motor (85); the cooling motor (85) bolt is installed in the inner right middle position of air duct (83). 2. The formaldehyde absorbing liquid circulation device as claimed in claim 1, characterized in that, said air guiding pipe (83) is provided with an air supply filter (831), an adsorption layer (832) and an air inlet pipe (833) , the air supply filter (831) is installed at the left inlet of the air inlet pipe (833) through the adsorption layer (832) bolts; the air supply filter (831) and the adsorption layer (832) bolts and nuts Connection setting; the described air inlet pipe (833) is threadedly connected to the left inlet of the air guide pipe (83). 3. The formaldehyde absorbing liquid circulation device as claimed in claim 1, characterized in that, the circulating cooling liquid tank structure (6) comprises a cooling water storage tank (61), a cold air tank (62), and a circulation pipe (63) , water injection pipe (64) and water injection valve (65), described cooling water storage tank (61) longitudinal bolt installs the internal middle position of cold air tank (62); Described circulation pipe (63) is placed in cooling water storage tank (61) inside; the inlet end of the circulation pipe (63) runs through the upper right part of the cooling water storage tank (61) and extends to the upper right part of the cold air tank (62); the outlet end of the circulation pipe (63) runs through the cooling The lower left part of the water storage tank (61) extends to the lower left part of the cold wind tank (62); the water injection pipe (64) longitudinally runs through the upper left part of the cold wind tank (62) and is threaded on the upper left side of the cooling water storage tank (61). Department; the water injection valve (65) is provided with the left middle position of the water injection pipe (64). 4. formaldehyde absorbing liquid circulation device as claimed in claim 3, is characterized in that, described cold wind tank (62) comprises radiator plate (621) and radiator fin (622), and described radiator panel (621) longitudinal bolt It is installed on the right surface of the cold air tank (62); the described cooling fins (622) are bolt-installed on the right side of the cooling plate (621) from top to bottom in turn. 5. formaldehyde absorbing liquid circulation device as claimed in claim 1, is characterized in that, described liquid storage tank structure (15) comprises band one-way valve connecting pipe head (151), tank cap (152), liquid storage tank The main body (153) and the placement seat (154), the connecting pipe head (151) with a one-way valve is longitudinally threaded on the upper middle position of the tank cap (152); the described tank cap (152) is threaded on the The upper part of the main body of the liquid storage tank (153); the main body of the liquid storage tank (153) is longitudinally placed in the semicircular groove provided in the inner left part of the seat (154). 6. The formaldehyde absorbing liquid circulation device according to claim 5, characterized in that, ear plates (1531) are respectively welded to the upper and lower parts on the left side of the main body (153) of the liquid storage tank. 7. The formaldehyde absorbing liquid circulation device according to claim 5, characterized in that, said placement seat (154) comprises a shock absorbing pad (1541), a breakaway plate (1542), a handle (1543) and a connecting shaft (1544), the shock-absorbing pad (1541) is longitudinally glued to the left middle position of the breakaway plate (1542); the handle (1543) bolt is installed at the right middle position of the breakaway plate (1542); The described disengagement plate (1542) is longitudinally installed on the upper right part of the placement seat (154) through the connecting shaft (1544). 8. The formaldehyde absorbing liquid circulation device as claimed in claim 2, characterized in that, said air supply filter screen (831) adopts a stainless steel mesh whose mesh number is ten to fifteen meshes; said adsorption layer (832) An activated carbon filter screen is adopted; the adsorption layer (832) is double-layered. 9. The formaldehyde absorbing liquid circulation device as claimed in claim 4, characterized in that, the described cooling plate (621) adopts an aluminum alloy plate with a thickness of five millimeters to eight millimeters; the described cooling fin (622) adopts a thickness of An aluminum plate of six millimeters to ten millimeters; the distance between the heat sinks (622) and the heat sinks (622) is set to three centimeters to five centimeters; there are multiple heat sinks (622). 10. The formaldehyde absorbing liquid circulation device according to claim 7, characterized in that, the shock absorbing pad (1541) adopts a rubber pad with a thickness of five centimeters to eight centimeters; the shock absorbing pad (1541) is double Layer setting; the detachment plate (1542) specifically adopts a semi-cylindrical stainless steel plate.