Protective device for formaldehyde production

The utility model provides a protective device for formaldehyde production, which belongs to the technical field of formaldehyde production and comprises a main body mechanism, the main body mechanism comprises a first protective cover, a second protective cover is arranged on one side of the first protective cover, and a formaldehyde evaporator body is arranged between the inner wall of the first protective cover and the inner wall of the second protective cover. One side of the formaldehyde evaporator body is communicated with a connecting pipe; and the limiting mechanism comprises two handles, the two handles are arranged on the two sides of the first protective cover, and the two handles penetrate through the inner wall of the first protective cover. According to the formaldehyde evaporator, the filtering mechanism is arranged, under the action of the filtering mechanism, a user can conveniently filter formaldehyde gas generated when the formaldehyde evaporator body works, harmful positions in the formald