Floor ventilating duct

Abstract

The floor ventilating duct comprises a first ventilating duct body, a second ventilating duct body, a rubber ring, a net frame, a first fixing piece and a second fixing piece, a first inserting plate is arranged at one end of the first ventilating duct body, a ventilating opening is formed in the other end of the first ventilating duct body, and a left clamping groove and a right clamping groove are formed in the upper end of the first inserting plate; first inserting grooves are formed in the front end and the rear end of the second ventilating pipeline, the first inserting plates are inserted into the first inserting grooves, connecting rods are arranged above the first inserting grooves, limiting plates are fixedly connected to the left ends and the right ends of the connecting rods, spring rods are arranged at the lower ends of the limiting plates, and the spring rods penetrate through the upper ends of the first inserting grooves; the lower ends of the spring rods are fixedly connected with clamping blocks, springs on the spring rods are located between the clamping blocks and the second ventilation pipeline, the clamping blocks are clamped in the clamping grooves, rubber rings are arranged on the outer rings of the joints of the first ventilation pipeline and the second ventilation pipeline, protruding rings are arranged on the outer sides of the rubber rings, and first fixing pieces are arranged on one sides of the rubber rings.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation ducts, in particular to a floor ventilation duct. Background Art

[0002] Floor ventilation ducts are a facility used to maintain air circulation and ventilation inside a building.

[0003] The prior art can ventilate floors through ventilation ducts, but some existing assembled ventilation ducts have poor sealing properties at their joints, and the assembled ventilation ducts are troublesome to assemble and separate. Therefore, those skilled in the art provide a floor ventilation duct to solve the problems raised in the above background technology. Summary of the invention

[0004] The utility model aims to provide a floor ventilation duct to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A floor ventilation duct comprises a first ventilation duct, a second ventilation duct, a rubber ring, a mesh frame, a first fixing piece and a second fixing piece, wherein a first plug plate is arranged at one end of the first ventilation duct, a vent is arranged at the other end of the first ventilation duct, two groups of left and right slots are arranged at the upper end of the first plug plate, and first slots are arranged at both front and rear ends of the second ventilation duct, wherein the first plug plate is inserted in the first slot, a connecting rod is arranged above the first slot, and both left and right ends of the connecting rod are fixedly connected to a limiting plate, and a spring rod is arranged at the lower end of the limiting plate, wherein the spring rod runs through the upper end of the first slot, and the lower end of the spring rod is fixedly connected to a block, wherein the spring on the spring rod is located between the block and the second ventilation duct, and the block is arranged in the slot, a rubber ring is arranged at the outer ring of the connection between the first ventilation duct and the second ventilation duct, a protruding ring is arranged on the outer side of the rubber ring, a first fixing piece is arranged on one side of the rubber ring, and a second fixing piece is arranged on the other side of the rubber ring, a second slot is arranged at both upper and lower ends of one side of the first fixing piece, and a second plug plate is arranged at both upper and lower ends of one side of the second fixing piece, wherein the second plug plate is inserted in the second slot.

[0007] As a further solution of the utility model: fixing screws are provided on both the upper and lower sides of the first fixing member, wherein the fixing screws are threadedly connected to the first fixing member and the second plug plate, and the second plug plate can be fixed on the first fixing member through the fixing screws, and grooves are provided on the inner sides of the first fixing member and the second fixing member, wherein the protruding ring is clamped in the groove.

[0008] As a further solution of the utility model: a filter screen is arranged in the middle of the vent, a mesh frame is fixedly connected to the filter screen around it, a rack is arranged on the upper end of the mesh frame, and installation slots are arranged around the vent, wherein the installation slot is arranged on the first ventilation duct, and the mesh frame is clamped in the installation slot.

[0009] As a further solution of the utility model: the first ventilation duct has a vent at one end which is movably connected to a rotating disk, and one side of the rotating disk is fixedly connected to a rotating shaft, wherein the rotating shaft is rotatably connected to both sides of the installation slot, and a gear is fixedly connected in the middle of the rotating shaft, wherein the gear and the rack are in a meshing state.

[0010] As a further solution of the utility model: the rear ends of the connecting rods are fixedly connected with lifting ropes, wherein the inner layer of the lifting ropes is made of steel wire, and the outer side is wrapped with rubber, which can be bent and deformed, and the rear ends of the lifting ropes are fixedly connected with fixing rods, and fixing grooves are arranged under the fixing rods, wherein the fixing grooves are arranged on the second ventilation duct, and the fixing rods are inserted into the fixing grooves.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. During assembly, the first ventilation duct and the second ventilation duct can be connected first, wherein the first plug plate is inserted into the first slot, and the card block is inserted into the card slot under the push of the spring rod, so that the connection is simple, and then the rubber ring is put on the connection between the first ventilation duct and the second ventilation duct to enhance its sealing, and then the first fixing member and the second fixing member are connected, wherein the first fixing member and the second fixing member will clamp the rubber ring in the middle, and the second plug plate is inserted into the second slot and fixed by fixing screws, so that the rubber ring will be fixed at the connection between the first ventilation duct and the second ventilation duct, and the first fixing member and the second fixing member can also enhance the connection strength of the connection between the first ventilation duct and the second ventilation duct.

[0013] 2. When disassembling the ventilation duct, you can first remove the fixing screws, then pull the first fixing piece and the second fixing piece to both sides, then take the fixing rod out of the fixing groove, and pull the pull rope upward, the pull rope drives the connecting rod to move upward, the connecting rod drives the limit plate to move upward, the limit plate drives the spring rod to move upward, the spring rod drives the block to move upward, and then the block is moved out of the slot. At this time, pulling the first ventilation duct can separate the first ventilation duct from the second ventilation duct. In addition, by rotating the rotating disk, the rotating shaft can be driven to rotate, the rotating shaft drives the gear to rotate, the gear drives the rack to move outward, and the rack drives the mesh frame to move outward, so that the filter can be easily removed from the first ventilation duct. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural diagram of floor ventilation ducts.

[0015] Figure 2 The invention is a structural schematic diagram of a connecting rod and a limit plate in a floor ventilation duct.

[0016] Figure 3 The invention is a structural schematic diagram of a second ventilation duct and a card block in a floor ventilation duct.

[0017] Figure 4 It is a structural diagram of filters and gears in a floor ventilation duct.

[0018] Figure 5 The invention is a structural schematic diagram of a rubber ring and a first fixing member in a floor ventilation duct.

[0019] In the figure: 1-first ventilation duct, 2-second ventilation duct, 3-first slot, 4-first plugboard, 5-card slot, 6-connecting rod, 7-lifting rope, 8-fixing rod, 9-limiting plate, 10-spring rod, 11-card block, 12-rotating disk, 13-slot, 14-gear, 15-net frame, 16-filter net, 17-rack, 18-rubber ring, 19-protruding ring, 20-first fixing member, 21-second fixing member, 22-groove, 23-second slot, 24-second plugboard, 25-fixing screw, 26-ventilation opening. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] See also Figures 1 to 5In the embodiment of the utility model, a floor ventilation duct includes a first ventilation duct 1, a second ventilation duct 2, a rubber ring 18, a mesh frame 15, a first fixing member 20 and a second fixing member 21, a first plug plate 4 is provided at one end of the first ventilation duct 1, a vent 26 is provided at the other end of the first ventilation duct 1, two groups of card slots 5 are provided at the upper end of the first plug plate 4, and first slots 3 are provided at both ends of the second ventilation duct 2, wherein the first plug plate 4 is inserted in the first slot 3, and connecting rods 6 are provided above the first slots 3, and the left and right ends of the connecting rods 6 are fixedly connected to the limiting plate 9, and the lower ends of the limiting plate 9 are provided with spring rods 10, wherein the spring rods 10 are provided at the lower ends of the limiting plates 9. The spring rods 10 all penetrate the upper end of the first slot 3, and the lower ends of the spring rods 10 are fixedly connected with the clamping blocks 11, wherein the spring on the spring rods 10 is located between the clamping blocks 11 and the second ventilation duct 2, and the clamping blocks 11 are clamped in the clamping slot 5, and the outer rings of the connection between the first ventilation duct 1 and the second ventilation duct 2 are provided with rubber rings 18, and the outer side of the rubber ring 18 is provided with a protruding ring 19, a first fixing member 20 is provided on one side of the rubber ring 18, and a second fixing member 21 is provided on the other side of the rubber ring 18, and a second slot 23 is provided on both upper and lower ends of one side of the first fixing member 20, and a second plug plate 24 is provided on both upper and lower ends of one side of the second fixing member 21, wherein the second plug plate 24 Inserted in the second slot 23, the first fixing member 20 is provided with fixing screws 25 on both the upper and lower sides, wherein the fixing screws 25 are threadedly connected with the first fixing member 20 and the second plug plate 24, and the second plug plate 24 can be fixed on the first fixing member 20 by the fixing screws 25, and the inner sides of the first fixing member 20 and the second fixing member 21 are provided with grooves 22, wherein the protruding ring 19 is clamped in the groove 22, and a filter screen 16 is provided in the middle of the vent 26, and the filter screen 16 is fixedly connected with a mesh frame 15 around it, and a rack 17 is provided on the upper end of the mesh frame 15, and an installation slot 13 is provided around the vent 26, wherein the installation slot 13 is provided on the first ventilation duct 1, and The mesh frame 15 is clamped in the installation slot 13, and one end of the first ventilation duct 1 with a vent 26 is movably connected to a rotating disk 12, and one side of the rotating disk 12 is fixedly connected to a rotating shaft, wherein the rotating shaft is rotatably connected to both sides of the installation slot 13, and a gear 14 is fixedly connected in the middle of the rotating shaft, wherein the gear 14 is in a meshing state with the rack 17, and the rear end of the connecting rod 6 is fixedly connected to a pulling rope 7, wherein the inner layer of the pulling rope 7 is made of steel wire, and the outer side is wrapped with rubber, which can be bent and deformed, and the rear end of the pulling rope 7 is fixedly connected to a fixing rod 8, and a fixing groove is arranged under the fixing rod 8, wherein the fixing groove is arranged on the second ventilation duct 2, and the fixing rod 8 is inserted in the fixing groove.

[0022] The working principle of the utility model is as follows: first, during assembly, the first ventilation duct 1 and the second ventilation duct 2 can be connected, wherein the first plug plate 4 is inserted into the first slot 3, and the card block 11 is inserted into the card slot 5 under the push of the spring rod 10, so that the connection is simple and convenient, and then the rubber ring 18 is sleeved on the connection between the first ventilation duct 1 and the second ventilation duct 2, thereby enhancing the sealing of the connection, and then the first fixing member 20 and the second fixing member 21 are connected, wherein the first fixing member 20 and the second fixing member 21 will clamp the rubber ring 18 in the middle, and the second plug plate 24 is inserted into the second slot 23 and fixed by the fixing screw 25, so that the rubber ring 18 will be fixed at the connection between the first ventilation duct 1 and the second ventilation duct 2, and the first fixing member 20 and the second fixing member 21 can also enhance the connection between the first ventilation duct 1 and the second ventilation duct 2. Connection strength. Finally, when disassembling the ventilation duct, the fixing screws 25 can be removed first, and then the first fixing member 20 and the second fixing member 21 can be pulled to both sides, and then the fixing rod 8 can be taken out of the fixing groove, and the lifting rope 7 can be pulled upward, and the lifting rope 7 can drive the connecting rod 6 to move upward, and the connecting rod 6 drives the limit plate 9 to move upward, and the limit plate 9 drives the spring rod 10 to move upward, and the spring rod 10 drives the block 11 to move upward, and then the block 11 is moved out of the card slot 5. At this time, the first ventilation duct 1 can be pulled to separate the first ventilation duct 1 from the second ventilation duct 2, and the rubber ring 18 can also be removed at will. In addition, by rotating the rotating disk 12, the rotating shaft can be driven to rotate, and the rotating shaft drives the gear 14 to rotate, and the gear 14 drives the rack 17 to move outward, and the rack 17 drives the mesh frame 15 to move outward, so that the filter 16 can be removed from the first ventilation duct 1.

[0023] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A floor ventilation duct, comprising a first ventilation duct (1), a second ventilation duct (2), a rubber ring (18), a mesh frame (15), a first fixing member (20) and a second fixing member (21), characterized in that: A first plug plate (4) is provided at one end of the first ventilation duct (1), a vent (26) is provided at the other end of the first ventilation duct (1), two groups of left and right slots (5) are provided at the upper end of the first plug plate (4), first slots (3) are provided at both the front and rear ends of the second ventilation duct (2), wherein the first plug plate (4) is inserted into the first slots (3), connecting rods (6) are provided above the first slots (3), the left and right ends of the connecting rods (6) are fixedly connected to the limit plates (9), the lower ends of the limit plates (9) are provided with spring rods (10), wherein the spring rods (10) are A clamping block (11) is fixedly connected to the lower end of the spring rod (10) and runs through the upper end of the first slot (3), wherein the spring on the spring rod (10) is located between the clamping block (11) and the second ventilation duct (2), and the clamping block (11) is clamped in the clamping groove (5). A rubber ring (18) is arranged on the outer ring of the connection between the first ventilation duct (1) and the second ventilation duct (2), a protruding ring (19) is arranged on the outer side of the rubber ring (18), a first fixing member (20) is arranged on one side of the rubber ring (18), and a second fixing member (21) is arranged on the other side of the rubber ring (18).

2. A floor ventilation duct according to claim 1, characterized in that: The first fixing member (20) is provided with a second slot (23) at both upper and lower ends of one side, and the second fixing member (21) is provided with a second plugging plate (24) at both upper and lower ends of one side, wherein the second plugging plate (24) is plugged into the second slot (23).

3. A floor ventilation duct according to claim 1, characterized in that: The first fixing member (20) is provided with fixing screws (25) on both upper and lower sides, wherein the fixing screws (25) are threadedly connected to the first fixing member (20) and the second plug plate (24).

4. A floor ventilation duct according to claim 1, characterized in that: A groove (22) is provided on the inner side of each of the first fixing member (20) and the second fixing member (21), wherein the protruding ring (19) is clamped in the groove (22).

5. A floor ventilation duct according to claim 1, characterized in that: A filter screen (16) is arranged in the middle of the vent (26), a screen frame (15) is fixedly connected to the filter screen (16) on all sides, and a rack (17) is arranged on the upper end of the screen frame (15).

6. A floor ventilation duct according to claim 1, characterized in that: The ventilation opening (26) is provided with a mounting slot (13) around it, wherein the mounting slot (13) is arranged on the first ventilation duct (1), and the mesh frame (15) is clamped in the mounting slot (13).

7. A floor ventilation duct according to claim 1, characterized in that: The first ventilation duct (1) has a ventilation port (26) at one end of which a rotating disk (12) is movably connected, and one side of the rotating disk (12) is fixedly connected to a rotating shaft, wherein the rotating shaft is rotatably connected to two sides of the installation slot (13).

8. A floor ventilation duct according to claim 7, characterized in that: A gear (14) is fixedly connected in the middle of the rotating shaft, wherein the gear (14) and the rack (17) are in meshing state.

9. A floor ventilation duct according to claim 1, characterized in that: The rear ends of the connecting rods (6) are fixedly connected with a pulling rope (7), wherein the inner layer of the pulling rope (7) is made of steel wire and the outer layer is wrapped with rubber so as to be bendable and deformable.

10. A floor ventilation duct according to claim 9, characterized in that: The rear ends of the pull ropes (7) are fixedly connected to fixing rods (8), and fixing grooves are arranged below the fixing rods (8), wherein the fixing grooves are arranged on the second ventilation duct (2), and the fixing rods (8) are inserted into the fixing grooves.

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