SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome not enough among the prior art, aim at provides a lampblack absorber fan device with direction function, can select the orientation of air exit according to the mounted position of customer's smoke ventilator reality, avoids air exit position restriction to cause the oil smoke to obtain effective exhaust condition emergence, satisfies different customers' needs for use.
The utility model discloses a following technical scheme realizes:
a range hood fan device with a guiding function comprises a box body and a fan, wherein a first cavity for placing the fan is arranged in the box body, a box cover is further arranged at the top of the box body and is hinged to the box body, air outlets are formed in three side walls of the box body and on the box cover and are communicated with the first cavity, and plugging components are arranged at the air outlets and can plug the air outlets; still be equipped with damper in the first cavity, damper's top is equipped with the backup pad, the fan is placed in the backup pad, the top of backup pad still is equipped with a plurality of subassemblies of holding with, adds and holds the subassembly and can fix the fan in the backup pad, be equipped with flexible pipe on the delivery outlet of fan, flexible pipe one end communicates with the delivery outlet of fan, is equipped with the connecting pipe on the other end, the connecting pipe can with arbitrary shutoff subassembly detachable connections to with air exit and connecting pipe intercommunication.
Aiming at the situation that most of box bodies on the range hood in the prior art are only provided with one air outlet, but because the installation positions of different client range hoods are different, when part of clients install the range hood, the positions of the air outlets are shielded by other objects near the installation positions, such as the condition that the positions of the air outlets are just shielded by walls or other objects, and thus the filtered gas is prevented from being discharged through the air outlets, for this purpose, the technical scheme is that the prior box bodies are provided with four air outlets, one air outlet is positioned on a box cover, the other three air outlets are respectively positioned on three inner side walls formed by a first cavity and the box body, namely the four air outlets are respectively positioned in the front, the left side, the rear and the upper four directions of the box body, so that different clients can select the direction of any one air outlet according to the actual installation positions of the clients, the filtered gas is discharged through the air outlet, the air outlets in a plurality of directions are arranged on the box body, compared with the air outlet of the traditional purifying box, the air outlet of the purifying box is in a fixed mode, the condition that the air outlet is blocked by a wall or other objects in the installation process is effectively avoided, when the purifying box is used in particular, a customer selects the discharging direction of the air outlet, then the outlet of the fan faces the air outlet, the fan is fixed in the first cavity by the clamping assembly, then the connecting pipe on the outlet of the fan is communicated with the blocking assembly on the air outlet in the direction, so that the connecting pipe is communicated with the air outlet in the position, the filtered gas entering the first cavity can be discharged through the air outlet under the action of the fan, and because the blocking assemblies are arranged at the other air outlets which are not connected with the connecting pipe in the technical scheme, under the action of the blocking assemblies, the air outlet that can guarantee this department is in the state of shutoff to the condition of having avoided the gas in the first cavity to reveal through other air outlets to appear, guaranteed that the gas after the filtration can only discharge through the air outlet that the customer set for.
Furthermore, the plugging assembly comprises a fixed box, the fixed box is respectively fixed on the bottom of the box cover and the inner wall of the first cavity, the air outlet is communicated with the inside of the fixed box, a first connecting hole matched with the connecting pipe is formed in the outer wall of the fixed box opposite to the air outlet, a second elastic piece is further arranged in the fixed box, the second elastic piece is a spring, a plugging plate with the diameter larger than that of the first connecting hole is arranged on the second elastic piece, and the second elastic piece can push the plugging plate to plug the first connecting hole; and a plurality of second connecting holes are also formed in the circumferential outer wall of the connecting pipe, and the second connecting holes are close to the tail end of the connecting pipe. The connecting pipe is further provided with a connecting ring, the connecting ring is sleeved on the connecting pipe through threads, a blind hole matched with the connecting ring is further formed in the side wall of the fixing box, the axis of the blind hole is collinear with the axis of the first connecting hole, and the connecting ring can be connected with the inner wall of the blind hole through threads.
When the arranged plugging assembly is not connected with a connecting pipe on the fan, the arranged plugging plate can be forced to be tightly pressed on the first connecting hole under the action of elastic force generated by the second elastic piece, and the first connecting hole is plugged by the plugging plate, so that gas purified and entering the first cavity cannot leak through the first connecting hole on the fixed box; when the connecting pipe is required to be connected with the plugging component, the connecting pipe extends into the fixed box through the first connecting hole on the fixed box, the plugging plate is pushed to compress the second elastic piece under the action of the connecting pipe, so that the second connecting hole section arranged on the connecting pipe extends into the fixed box, at the moment, a certain gap is formed between the plugging plate and the air outlet, so that the second connecting hole on the connecting pipe is communicated with the air outlet, further, the gas entering the second cavity enters the fixed box through the second connecting hole on the connecting pipe under the action of the fan, and is discharged through the air outlet, and the discharge of the gas purified in the box is completed; in order to ensure that the second connecting hole on the connecting pipe can be stably fixed in the fixed box, the connecting pipe is also provided with a connecting ring, the connecting ring is connected with the connecting pipe through internal threads and is also connected with the blind hole on the fixed box through external threads, so that the connecting pipe can be quickly fixed in the fixed box under the action of the connecting ring; the flexible pipe that sets up among this technical scheme is the corrugated metal pipe, has certain flexible characteristic for the connecting pipe of metal material can remove along its axial direction, guarantees that the connecting pipe can get into to fixed incasement smoothly, guarantees simultaneously when being connected with the shutoff subassembly on the case lid, and the flexible pipe of ripple construction can make things convenient for the connecting pipe to be connected with the shutoff subassembly on the case lid.
Further, damper includes arc and a plurality of first elastic component, and first elastic component is the spring, the arc has elasticity, and the both ends of arc are located the inner bottom of first cavity, the bottom of backup pad is connected with the top of arc, first elastic component one end is located the cambered surface of arc, and the inner bottom of the first cavity of the other end is connected.
Because the fan can produce certain vibrations at the during operation, in order to reduce the vibrations of fan during operation, the event has set up damper in first cavity for carry out the shock attenuation to the fan of placing in the backup pad, when the fan received vibrations, the fan pushes down the backup pad, because the arc adopts the spring steel to make and forms, has certain elasticity, the backup pad is when pushing down the arc, certain deformation takes place for the arc, and compress first elastic component, thereby reach absorbing purpose.
Further, it is four to add the subassembly of holding, evenly distributes at the top of backup pad, add the subassembly of holding and include stand, activity ring and add the pole of holding, the top at the backup pad is fixed to the stand, activity ring cover is on the stand to the activity ring can rotate around the axis direction of stand, it passes through screw thread and activity ring horizontal connection to add the pole of holding. The upright column comprises a first supporting rod and a second supporting rod, the bottom of the second supporting rod is connected with the top of the supporting plate, the first supporting rod is positioned above the second supporting rod, the distance between the first supporting rod and the second supporting rod is larger than the outer diameter of the clamping rod, and the clamping rod is positioned between the first supporting rod and the second supporting rod; the outer wall both sides of first bracing piece and second bracing piece all are equipped with connects the ball, still be equipped with two spread grooves that match with being connected the ball on the through-hole inner wall of activity ring, the axial direction that the activity ring was followed in proper order to two spread grooves distributes to the connection ball on first bracing piece and the second bracing piece is located two spread grooves respectively, connects the ball and can rotate round the axis of activity ring in the spread groove.
The clamping component is arranged for fixing the fan and stably fixing the fan on the supporting plate, because the first supporting rod and the second supporting rod are both provided with the connecting balls and the connecting balls are both connected with the connecting grooves in the movable rings, the movable rings are arranged for connecting the first supporting rod and the second supporting rod together and ensuring that a gap for passing through the clamping rods is arranged between the first supporting rod and the second supporting rod, when in use, because the clamping rods are connected with the movable rings through threads and can rotate the clamping rods, the clamping rods on the four upright posts on the supporting plate can move along the horizontal direction, the clamping rods on the four upright posts on the supporting plate respectively act on two sides of the fan, thereby fixing the fan on the supporting plate, but because the position of an exhaust outlet for exhausting gas is uncertain, the orientation of the fan also needs to be determined according to the position of the exhaust outlet, therefore, in order to ensure that the fans with different orientations can be fixed on the supporting, the event sets up the activity ring that can rotate on the stand, selects the activity ring according to the actual mounted position of fan, guarantees that the supporting rod on the activity ring can act on the outside of fan to stably fix the fan in the backup pad.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. the utility model relates to a lampblack absorber fan device with direction function has set up a plurality of air outlets on the outer wall of box, and the customer can select the position of air outlet according to the actual mounted position of smoke ventilator, compares the mode that only has a fixed air outlet in the traditional box, and this technical scheme has effectively avoided the air outlet to take place by the condition that the wall sheltered from, satisfies different customers' installation demand;
2. the utility model relates to a lampblack absorber fan device with direction function utilizes the shutoff subassembly that sets up to make when being located the connecting pipe on the fan and communicate, can communicate connecting pipe and air exit fast, and the other shutoff subassemblies not connected with the connecting pipe can effectively block the air exit simultaneously, avoids the gas after the filtration to discharge through other air exits;
3. the utility model relates to a lampblack absorber fan device with direction function, the centre gripping subassembly of setting is used for stabilizing the fan and fixes in the backup pad, simultaneously because the activity ring can rotate round the axis of stand for the position of supporting rod can change according to the orientation of placing the fan in the backup pad, satisfies the fan to different orientations and fixes.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic structural view of the range hood of the present invention;
FIG. 2 is a bottom view of the box body of the present invention;
FIG. 3 is a schematic structural view of the inside of the case of the present invention;
FIG. 4 is a schematic structural view of the case of the present invention in another state;
FIG. 5 is an enlarged view of the part A of the present invention;
FIG. 6 is a schematic structural view of the clamping assembly of the present invention;
fig. 7 is a schematic view of the internal structure of the holding assembly of the present invention.
Reference numbers and corresponding part names in the drawings:
1-box body, 2-air outlet, 3-air inlet, 4-arc plate, 5-first elastic piece, 6-support plate, 7-upright post, 8-box cover, 9-telescopic pipe, 10-fan, 11-plugging component, 12-plugging plate, 13-second connecting hole, 14-connecting ring, 15-second elastic piece, 16-connecting pipe, 17-holding rod, 18-first supporting rod, 19-movable ring, 20-second supporting rod, 21-connecting ball, 22-first cavity, 23-second cavity, 24-third cavity and 25-fixed box.