CN208587924U - A kind of electronic non-return air door of pipeline - Google Patents

Abstract

The utility model discloses a kind of electronic non-return air doors of pipeline, including support frame, the first rotating bar is vertically arranged in the support frame, one end of first baffle is fixed in first rotating bar, first partition is arranged in the side of first rotating bar, square through hole is opened up in the first partition, the first baffle is passed through from the square through hole of first partition, one end of the first baffle is fixedly connected with the first limited block, one end of first limited block is fixedly connected with tension device, the tension device includes fixed block, protective cover and spring, between the spring setting fixed block and the first limited block, the protective cover is in the outside of spring, the utility model improves the more situation of the electronic non-return air door door-plate of tradition, door-plate quantity is reduced, the electronic non-return air door structure of pipeline is simple simultaneously, also technology is facilitated The service work of worker improves technical staff's task efficiency.

Description

A kind of electronic non-return air door of pipeline

Technical field

The utility model relates to electromechanical equipment technical field more particularly to a kind of electronic non-return air doors of pipeline.

Background technique

The smoke pipeline on home and overseas station boiler or air piping flow system flow control equipment are essentially all choosing at present It is had very important effect, can be prevented as the baffle ventilation door of fan outlet isolation with multiple damper air door The case where gas backstreaming, occurs.But the baffle ventilation door of this venetian blind type easily causes the damage of flow resistance power since door-plate is more It loses, while when staff overhauls it, there is also heavy workload and the situations of work load weight, so needing for this Kind designs a kind of electronic non-return air door of pipeline of simplification.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of pipeline proposed is electronic inverse Only air door.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of electronic non-return air door of pipeline, including support frame are vertically arranged the first rotating bar, institute in the support frame State one end that first baffle is fixed in the first rotating bar, the side of first rotating bar is arranged first partition, described first every Square through hole is opened up on plate, the first baffle is passed through from the square through hole of first partition, and one end of the first baffle is solid Surely connect the first limited block, one end of first limited block is fixedly connected with tension device, the tension device include fixed block, Protective cover and spring, between the spring setting fixed block and the first limited block, the protective cover is in the outside of spring.

Preferably, the top and bottom of the support frame open up sliding slot, and the upper end of the first baffle is stuck in support frame In the sliding slot of body upper end, the lower end of first baffle is stuck in the sliding slot of support frame lower end.

Preferably, the fixed block is fixed on support frame, and the protective cover is fixed by screws on fixed block.

Preferably, spring horizontal setting, one end of spring are fixedly connected on the first limited block, the spring it is another One end is fixedly connected on fixed block.

Preferably, the side of first limited block is inclined-plane.

Preferably, the second rotating bar, second partition, second baffle and the second limited block, institute are set on the support frame It is symmetrical about the center line of support frame with the first rotating bar to state the second rotating bar.

The beneficial effects of the utility model are: tension device is arranged in limited block one end of the electronic non-return air door of this pipeline, draw Spring in tight device holds two limited blocks, so that two limited blocks contacts, block blocks pipeline, the ventilation of restriction conduit, So that pipeline is in normally off, for external wind into not, motor is arranged in one end of rotating bar, when internal wind needs away When, the rotation of motor energy band turn lever enables baffle in rotating bar, pipeline is in ventilation state, this pipeline is electronic Non-return air door improves the more situation of the electronic non-return air door door-plate of tradition, and door-plate quantity is reduced, while pipeline electricity Dynamic non-return air door structure is simple, also facilitates the service work of skilled worker, improves technical staff's task efficiency.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of electronic non-return air door normally off of pipeline under structural schematic diagram；

Fig. 2 be the utility model proposes a kind of electronic non-return air door ventilation state of pipeline under structural schematic diagram；

Fig. 3 be the utility model proposes a kind of electronic non-return air door top view cross section of pipeline structural schematic diagram；

Fig. 4 be the utility model proposes a kind of electronic non-return air door of pipeline under support frame end slot structural representation Figure；

In figure: 1 support frame, 2 motors, 3 first rotating bars, 4 first partitions, 5 first baffles, 6 first limited blocks, 7 are consolidated Determine block, 8 protective covers, 9 springs, 301 second rotating bars, 401 second partitions, 501 second baffles, 601 second limited blocks.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig.1-4, the electronic non-return air door of a kind of pipeline, including support frame 1 are vertically arranged in the support frame 1 First rotating bar 3, the top and bottom of support frame 1 open up hole, the support frame 1 that the first rotating bar 3 is installed by bearing Kong Zhong, one end of the first rotating bar 3 connect motor 2, and on the outer wall for the support frame 1 that motor 2 is installed, maintenance is convenient, and described the Fix one end of first baffle 5 in one rotating bar 3, first baffle 5 is tagger, the side setting of first rotating bar 3 the One partition 4, first partition 4 are fixed by screws on support frame 1, easy to disassemble and maintenance, are opened up in the first partition 4 Square through hole, the first baffle 5 are passed through from the square through hole of first partition 4, and the top and bottom of support frame 1 open up cunning The upper end of slot, the first baffle 5 is stuck in the sliding slot of 1 upper end of support frame, and the lower end of first baffle 5 is stuck in support frame 1 In the sliding slot of lower end, increase its effect kept out the wind, one end of the first baffle 5 is fixedly connected with the first limited block 6.

It is noted that the second rotating bar 301, second partition 401, second baffle 501 are also provided on support frame 1 simultaneously With the second limited block 601, second rotating bar 301 is symmetrical about the center line of support frame 1 with the first rotating bar 3, The upper end of second rotating bar 301 connects another motor 2, the second rotating bar 301, second partition 401, second baffle 501 and The shape of two limited blocks 601 and its between connection relationship and the first rotating bar 3, first partition 4, first baffle 5 and first limit Position block 6 is identical, and 501 collective effect of first baffle 5 and second baffle can block the wind of entire pipeline, the electronic check wind of this pipeline Door improves the more situation of the electronic non-return air door door-plate of tradition, and door-plate quantity is reduced, the first limited block 6 and the The contact of two limited blocks 601, the side of the first limited block 6 are inclined-plane, and the side of the second limited block 601 is also inclined-plane, the first limit The contact of incline plane on the inclined-plane of block 6 and the second limited block 601, so that windproof effect is more preferable.

One end of first limited block 6 and the second limited block 601 is respectively fixedly connected with tension device, tension device Including fixed block 7, protective cover 8 and spring 9, fixed block 7 is fixed on support frame 1, and fixed block 7 and the is arranged in the spring 9 Between one limited block 6, spring 9 is horizontally disposed, and one end of spring 9 is fixedly connected on the first limited block 6, the spring 9 it is another One end is fixedly connected on fixed block 7, and spring 9 can hold limited block, so that the first limited block 6 and low temperature limited block 601 are close to, is increased Strong windproof effect, the protective cover 8 cover the outside in spring 9, and protective cover 8 protects spring 9, and the protective cover 8 is solid by screw It is scheduled on fixed block 7, easy to disassemble and maintenance.

Working principle

Spring 9 in tension device in the present apparatus holds two limited blocks, so that two limited block contacts, first baffle 5 and second baffle 501 block pipeline, the ventilation of restriction conduit, so that pipeline is in normally off, external wind turns into not coming Motor 2 is arranged in one end of lever, when internal wind needs away, opens the switch of motor 2, motor 2 can drive two rotations Bar rotation, enables baffle in rotating bar, pipeline is in ventilation state.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of electronic non-return air door of pipeline, including support frame (1), which is characterized in that vertically set in the support frame (1) It sets the first rotating bar (3), one end of first baffle (5) is fixed on first rotating bar (3), first rotating bar (3) First partition (4) are arranged in side, open up square through hole on the first partition (4), and the first baffle (5) is from first partition (4) it is passed through in square through hole, one end of the first baffle (5) is fixedly connected the first limited block (6), first limited block (6) one end is fixedly connected with tension device, and the tension device includes fixed block (7), protective cover (8) and spring (9), the bullet Spring (9) is arranged between fixed block (7) and the first limited block (6), and the protective cover (8) covers the outside in spring (9).

2. the electronic non-return air door of a kind of pipeline according to claim 1, which is characterized in that the support frame (1) it is upper End and lower end open up sliding slot, and the upper end of the first baffle (5) is stuck in the sliding slot of support frame (1) upper end, first baffle (5) Lower end be stuck in the sliding slot of support frame (1) lower end.

3. the electronic non-return air door of a kind of pipeline according to claim 1, which is characterized in that the fixed block (7) is fixed on On support frame (1), the protective cover (8) is fixed by screws on fixed block (7).

4. the electronic non-return air door of a kind of pipeline according to claim 1, which is characterized in that the spring (9) is horizontally disposed, One end of spring (9) is fixedly connected on the first limited block (6), and the other end of the spring (9) is fixedly connected with fixed block (7) On.

5. the electronic non-return air door of a kind of pipeline according to claim 1, which is characterized in that first limited block (6) Side is inclined-plane.

6. the electronic non-return air door of a kind of pipeline according to claim 1, which is characterized in that set on the support frame (1) Set the second rotating bar (301), second partition (401), second baffle (501) and the second limited block (601), second rotating bar (301) symmetrical about the center line of support frame (1) with the first rotating bar (3).