55results about How to "Play a ventilation effect" patented technology

The invention relates to the field of agriculture seedling culture and discloses a seedling culture tray. The seedling culture tray comprises a tray body (1) with the top open, wherein the tray body (1) comprises a first supporting plate (2), a first side plate (3), a second supporting plate (4), a second side plate (5) and a base plate (6), the first supporting plate (2), the first side plate (3), the second supporting plate (4) and the second side plate (5) are connected perpendicularly, the two ends of the base plate (6) are perpendicularly connected with the middle section of the first supporting plate (2) and the middle section of the second supporting plate (4) respectively, and a seedling culture medium accommodating cavity (7) is defined by the base plate (6), the first supporting plate (2), the first side plate (3), the second supporting plate (4) and the second side plate (5); the tray body (1) further comprises a partition board (8) and a flitch plate (9), the seedling culture medium accommodating cavity (7) is divided into at least four seedling culture areas (10) by the partition board (8) and the flitch plate (9), and water permeation holes (11) are formed in the portions, corresponding to the bottom portions of the seedling culture areas (10), of the base plate (6) respectively. The seedling culture tray has the advantages that seedling culture efficiency is high, and seedlings can be taken out easily.

The invention discloses a cabinet door which comprises a cabinet door body and a door knob. A cavity and a pair of parallel slide holes are formed in the cabinet door body, and the slide holes communicate with the cavity. A plurality of sets of limiting holes communicating with the cavity are formed between the two slide holes. The door knob comprises a door knob body and a slide rod in sliding connection with the slide holes. One end of the slide rod is fixedly connected with the door knob body, and the other end of the slide rod is provided with a baffle with the width larger than that of the slide holes. One end of the baffle is provided with a limiting column in sliding connection with the corresponding limiting hole. The other end of the baffle is provided with an inflatable bag. First through holes are formed in the limiting column, second through holes are formed in the baffle, and the first through holes and the second through holes communicate with the inflatable bag. Through the scheme, the problems that it is not convenient for the blind to find door knobs and existing cabinet doors are not suitable for the blinds with different heights are mainly solved.

The invention discloses a power switch cabinet, which comprises an upper end cover and a lower end cover, and is characterized in that the lower end cover is provided with supporting plates thereon, the lower end face of the upper end cover is provided with mounting plates which correspond to the supporting plates in position, each supporting plate is provided with foldable ventilating plate thereon, the end, which is away from the supporting plate, of the ventilating plate is hinged at the lower end face of the corresponding mounting plate, the lower end cover is provided with two front supporting rods and two rear supporting rods, the inner side of each front supporting rod and the inner side of each rear supporting rod are respectively provided with lifting rods, the upper end of each lifting rod is pressed against the lower end face of the upper end cover, and the rear supporting rods are provided with an instrument support plate thereon. The power switch cabinet can adjust the height of a box body when needed through matching the foldable ventilating plates with the liftable internal supporting rods and the lifting rod structure. In addition, the power switch cabinet has better ventilation effects.

The invention provides a roller shutter door and window, which is characterized in that each shutter blade is of a structure provided with U-shaped clamp openings at the two ends; the top of each shutter blade is provided with an upper hook body; the upper part of each shutter blade is provided with an upper rotating part; each curtain blade is of an arc-shaped structure; the top end of each curtain blade is provided with a lower rotating part; each upper rotating part is matched with the corresponding lower rotating part; an upper clamp groove and a lower clamp groove are formed in the inner surface of each curtain blade; the middle part of each curtain blade is provided with a plurality of sieve screen-shaped through holes; the middle part of each lower clamp groove is provided with a sound absorption rubber strip; the upper end and the lower end of each end clamp are provided with projected parts; each end clamp is matched with the upper clamp groove and the lower clamp groove which are formed in the corresponding curtain blade through the projected parts; the projected part of the lower end of each end clamp is matched with the corresponding lower clamp groove and just reaches the position of the corresponding sound absorption rubber strip; and the bottom of each curtain blade is provided with a lower hook body. The requirements of an inhabitant can be comprehensively met; by combining a main body with the shutter blades, the regulation can be effectively performed according to the requirements of the inhabitant; the ventilation effect is achieved, and meanwhile, a good insect prevention effect is achieved; and a prying-resistant function, a anticollision function, a sound absorption function and a convenient-to-repair function are also added.

The invention provides a multifunctional tent. The multifunctional tent comprises a raincoat, a tail cover, and multiple traction ropes, wherein the raincoat comprises a bottom end close to the lower limbs of a user; the tail cover extends along the length direction of the raincoat; the tail cover comprises a first end and a second end which is opposite to the first end, and the first end is detachably connected with the bottom end; and the multiple traction ropes are arranged around the raincoat and the tail cover, and are used for pulling and shaping the raincoat and the tail cover. The multifunctional tent can be used as a raincoat or a tent.

The invention discloses a sliding wardrobe door, which comprises a frame body, and a cabinet door 1 and a cabinet door 2 are slidably connected between the upper and lower inner walls of the frame body through multiple sets of silent pulleys, the cabinet door 1 and the cabinet door 2 Located on different planes, and the width of cabinet door 1 and cabinet door 2 is equal to the distance between the inner walls on both sides of the frame, the side wall of the cabinet door 1 is provided with an opening, and the upper and lower inner walls of the opening are rotatably connected with installation A vanity mirror is installed on one side of the installation panel, the side area of ​​the vanity mirror is more than two-thirds of the area of ​​one side of the cabinet door, and the width of the installation panel is smaller than the width of the opening. The present invention not only can use the cabinet door to block the wardrobe, but also can unfold or put away the vanity mirror, so that people can have a good reference when dressing, and it is very convenient to use. It also makes the ventilation effect of the cabinet better.

The invention provides a textile dust surround type removal device for textile fabric processing, which includes a base; a fixedly connected power mechanism is installed on the base, and installation holes are opened on four corners of the base; a sliding connection is installed on the base The rolling mechanism, and the other end of the rolling mechanism is connected with the power mechanism; two fixedly connected end covers are installed on both sides of the rolling mechanism, and the two end covers are installed symmetrically; the inner side of the two rolling mechanisms is installed with a rotating mechanism. There is a rolling mechanism between the sliding seat A and the sliding seat B, the sliding seat A and the sliding seat B are provided with meshing gears, and the end cover is provided with a gear ring meshing with the sliding seat B, so that the rotating shaft B only It can be rotatably connected to sliding seat A and sliding seat B, and the rotating shaft B is axially limited. When rotating the shaft B, the gear meshing assembly drives the roller A to rotate, so that the roller A drives the dust removal mechanism to rotate around to clean the cloth.