CN219827745U

CN219827745U - High-sealing turnover plate type hot air isolation door

Info

Publication number: CN219827745U
Application number: CN202320964161.7U
Authority: CN
Inventors: 唐中华
Original assignee: Yangzhong Xinyu Electrical Equipment Co ltd
Current assignee: Yangzhong Xinyu Electrical Equipment Co ltd
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2023-10-13
Anticipated expiration: 2033-04-25

Abstract

The utility model belongs to the technical field of wind-shielding doors, and particularly relates to a high-sealing turnover plate type hot air isolation door which solves the problems that locking is not firm enough and impurities cannot be effectively filtered in the prior art.

Description

High-sealing turnover plate type hot air isolation door

Technical Field

The utility model relates to the technical field of wind shields, in particular to a high-sealing turnover plate type hot air isolation door.

Background

At present, the cold and hot air isolation door is mainly used for reliably isolating various auxiliary machines (a blower, a primary fan, a booster fan, a coal mill, a draught fan and the like) of a boiler flue gas pipeline system. For many years, passive shutdown phenomena of each power plant are increased due to the fact that an isolation door is not tightly closed in an isolated mode, accumulated ash is blocked, a high-temperature switch is not flexible, and accordingly maintenance is difficult. The isolating door produced by the factory aiming at the key problems of high temperature, dust accumulation and the like has the advantages of reliable work, flexible opening and closing and tight sealing, fundamentally solves the defects of the prior isolating door that the closing is not tight and the closing time is too long, and greatly facilitates the switching and the shutdown maintenance of equipment. 1: the opening is flexible and reliable, and the whole door is controlled to be opened within 50 seconds in emergency or accident state. 2: the installation and the use of horizontal, vertical and other positions can be carried out according to the site conditions. 3: the full-automatic electric (gas) transmission (with manual operation) can be operated remotely. 4: the smoke exhaust pipe can be opened and closed on one side and two sides according to the field space and the size of the section of the smoke exhaust pipe. 5: the soot blower attached to the soot blower can continuously purge the sealing surface of the soot blower to reduce maintenance and failure rate.

The authorized bulletin number in the prior art is: the turnover plate type elastic hot air isolation door of CN102175037A is characterized in that a transverse rod is fixedly connected with a telescopic shaft of a driving mechanism, the transverse rod is connected with two linear pull rods, the other end of each linear pull rod is connected with two adjusting plates, and a sliding guide wheel is arranged at the joint; the door plate and the two supporting arms share two hinges, two door pull rods are further arranged on the door plate, and each door pull rod and each supporting arm are connected with two adjusting plates. The utility model has flexible opening and closing and tight sealing, and greatly facilitates the switching and the shutdown maintenance of equipment; the installation period is short, and the method can be completed within 3-5 days of the minor repair period; the utility model has the advantages of simple operation, long service life, no need of maintenance for one-time installation, and installation on air channels with any angle position and different cross-sectional shapes, however, the utility model can not effectively lock the isolation door after the isolation door is completely closed, can cause the problems of poor isolation effect and poor sealing performance of the isolation door, can not well filter impurities in the pipeline, and can be discharged along with the pipeline to cause pollution.

Disclosure of Invention

The utility model aims to provide a high-sealing turnover plate type hot air isolation door, which solves the problems that the locking is not firm enough and impurities cannot be filtered effectively.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the high-sealing turnover plate type hot air isolation door comprises a pipeline, wherein a sliding sleeve is fixedly connected to the inside of the pipeline through a screw, a transverse column is slidably assembled in the sliding sleeve, pull blocks and positioning blocks are respectively fixedly connected to the two ends of the transverse column through screws, a mounting groove is formed in the pipeline, a positioning sleeve is fixedly connected to the inside of the mounting groove through the screw, and a driving sleeve and a vertical sleeve are respectively fixedly connected to the positioning sleeve through the screws;

the driving sleeve and the inside of the vertical sleeve are respectively and slidably provided with a driving block and a clamping rod, the top of the driving block is fixedly connected with a locking rod through a screw, and the top of the clamping rod is fixedly connected with a pull rod through a screw.

Preferably, the cross column is movably hinged with a first connecting rod, the other end of the first connecting rod is movably hinged with a second connecting rod and a third connecting rod respectively, the inside of the pipeline is fixedly connected with a round rod through screws, the other end of the third connecting rod is movably hinged with the round rod, the round rod is movably hinged with a fourth connecting rod, the fourth connecting rod and the other end of the second connecting rod are jointly connected with an isolation door body through screws, and the inside of the pipeline is fixedly connected with a filter screen through screws.

Preferably, the driving sleeve is provided with a driving groove inside, the driving block is slidably connected inside the driving groove, one side of the driving block is welded with a return spring, and the other end of the return spring is welded on the inner wall of the driving groove.

Preferably, the inside of erecting the cover has been seted up and has been erected the groove, clamping lever sliding connection is in the inside of erecting the groove, the top welding of clamping lever has ejecting spring, ejecting spring's the other end welding is in on the inner wall of erecting the groove, the draw-in groove has been seted up to the inside of locating piece, the other end nestification of clamping lever is in the inside of draw-in groove.

Preferably, a locking groove is formed in the clamping rod, and the locking rod and the locking groove are identical in shape and size.

Preferably, a sliding groove is formed in the sliding sleeve, and the cross column is connected in a sliding mode in the sliding groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the driving block, the clamping rod and other structures, when the cross column is pushed to the head, the positioning block is embedded into the positioning groove after the isolation door body is completely closed, the driving block is pushed to move leftwards to drive the locking rod to move leftwards, the locking rod is moved out of the locking groove, the clamping rod is pushed out by the ejection spring to be embedded into the clamping groove, and the positioning block can be fixed, so that the isolation door body is more firmly fixed, and the effect of more firm locking is realized.

2. According to the utility model, through the arrangement of the structures such as the pipeline, the filter screen and the like, the filter screen is arranged in the pipeline, and impurities in air conveyed in the pipeline can be intercepted by the filter screen, so that air sprayed out from the other end is cleaner, pollution is prevented, and the effect of effectively filtering the impurities is realized.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is an enlarged view of structure A of the present utility model;

fig. 3 is a schematic overall structure of the present utility model.

In the figure: 1. a pipe; 2. a sliding sleeve; 3. a cross column; 4. a first link; 5. a second link; 6. a third link; 7. a round bar; 8. an isolation door body; 9. a fourth link; 10. a filter screen; 11. a positioning block; 12. a positioning sleeve; 13. a driving sleeve; 14. an active block; 15. a return spring; 16. a pull rod; 17. a locking lever; 18. a clamping rod; 19. a vertical sleeve; 20. an ejector spring; 21. pulling blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a high-sealing flap type hot air isolation door comprises a pipeline 1, wherein the inside of the pipeline 1 is fixedly connected with a sliding sleeve 2 through screws, a transverse column 3 is assembled in the sliding sleeve 2 in a sliding manner, two ends of the transverse column 3 are respectively fixedly connected with a pull block 21 and a positioning block 11 through screws, a mounting groove is formed in the inside of the pipeline 1, the inside of the mounting groove is fixedly connected with a positioning sleeve 12 through screws, the positioning sleeve 12 is respectively fixedly connected with a driving sleeve 13 and a vertical sleeve 19 through screws, the inside of the driving sleeve 13 and the inside of the vertical sleeve 19 are respectively and slidably assembled with a driving block 14 and a clamping rod 18, the top of the driving block 14 is fixedly connected with a locking rod 17 through screws, the top of the clamping rod 18 is fixedly connected with a pull rod 16 through the arrangement of the driving block 14, the clamping rod 18 and the like, after the transverse column 3 is pushed to the head, the positioning block 11 is embedded into the positioning groove after the isolation door body 8 is completely closed, the driving block 14 is pushed to move leftwards to drive the locking rod 17 to move leftwards, the locking rod 17 is moved leftwards from the inside of the locking groove, the locking rod 17 is ejected out of the positioning groove, the clamping rod 18 is pushed out of the inside of the locking groove by the ejection spring 20, the locking rod 18 is pushed out of the inside of the clamping groove into the clamping groove by the clamping groove, the clamping rod 11 is ejected by the clamping rod, the locking rod is firmly, the locking body is pushed into the locking body, the locking body by the locking body, the locking body after the locking door is completely through the locking body, and the locking body after the locking door body after the locking body is completely through the locking body after the locking body.

Referring to fig. 1-3, a first connecting rod 4 is movably hinged on a transverse column 3, a second connecting rod 5 and a third connecting rod 6 are movably hinged at the other end of the first connecting rod 4 respectively, a round rod 7 is fixedly connected to the inside of a pipeline 1 through a screw, the other end of the third connecting rod 6 is movably hinged on the round rod 7, a fourth connecting rod 9 is movably hinged on the round rod 7, the other ends of the fourth connecting rod 9 and the second connecting rod 5 are fixedly connected with an isolation door body 8 through a screw together, a filter screen 10 is fixedly connected to the inside of the pipeline 1 through a screw, the filter screen 10 is arranged through structures such as the pipeline 1 and the filter screen 10, impurities in air transmitted in the pipeline 1 can be intercepted by the filter screen 10, so that the air sprayed out from the other end is cleaner, pollution is prevented, and the effect of effectively filtering the impurities is realized.

Referring to fig. 1-3, an active slot is formed in the active sleeve 13, an active block 14 is slidably connected in the active slot, a return spring 15 is welded on one side of the active block 14, the other end of the return spring 15 is welded on the inner wall of the active slot, a vertical slot is formed in the vertical sleeve 19, a clamping rod 18 is slidably connected in the vertical slot, an ejector spring 20 is welded on the top of the clamping rod 18, the other end of the ejector spring 20 is welded on the inner wall of the vertical slot, a clamping slot is formed in the positioning block 11, the other end of the clamping rod 18 is nested in the clamping slot, a locking slot is formed in the clamping rod 18, the shapes and the sizes of the locking rod 17 and the locking slot are the same, a sliding slot is formed in the sliding sleeve 2, and the transverse column 3 is slidably connected in the sliding slot.

The specific implementation process of the utility model is as follows: the device is characterized in that the isolation door body 8 is opened and closed in the prior art, the description is not repeated, when the isolation door body 8 needs to be closed, the transverse column 3 is pushed to the head, after the isolation door body 8 is completely closed, the positioning block 11 is embedded into the positioning groove, the driving block 14 is pushed to move leftwards to drive the locking rod 17 to move leftwards, the locking rod 17 is moved out of the locking groove, the clamping rod 18 is pushed out by the push-out spring 20 to be embedded into the clamping groove, the positioning block 11 can be fixed, the isolation door body 8 is more firmly fixed, when the isolation door body 8 needs to be opened, the pull rod 16 is pulled, the pull rod 16 drives the clamping rod 18 to move upwards to pull the transverse column 3 rightwards, the driving block 14 is pushed rightwards by the reset spring 15 to drive the locking rod 17 to move rightwards to be embedded into the locking groove to fix the clamping rod 18, and the pull rod 16 is released.

The filter screen 10 is installed in the pipeline 1, and impurities in air conveyed in the pipeline 1 can be intercepted by the filter screen 10, so that air sprayed out from the other end is cleaner, and pollution is prevented.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high sealed board-like hot air isolation door that turns over, includes pipeline (1), its characterized in that: the novel pipeline is characterized in that a sliding sleeve (2) is fixedly connected to the inside of the pipeline (1) through a screw, a transverse column (3) is assembled in the sliding sleeve (2) in a sliding manner, pull blocks (21) and positioning blocks (11) are fixedly connected to the two ends of the transverse column (3) through screws respectively, a mounting groove is formed in the inside of the pipeline (1), a positioning sleeve (12) is fixedly connected to the inside of the mounting groove through the screw, and a driving sleeve (13) and a vertical sleeve (19) are fixedly connected to the positioning sleeve (12) through the screw respectively;

the driving sleeve (13) and the inside of the vertical sleeve (19) are respectively and slidably provided with a driving block (14) and a clamping rod (18), the top of the driving block (14) is fixedly connected with a locking rod (17) through a screw, and the top of the clamping rod (18) is fixedly connected with a pull rod (16) through a screw.

2. The high seal flap hot air isolation door of claim 1, wherein: a first connecting rod (4) is movably hinged on the transverse column (3), a second connecting rod (5) and a third connecting rod (6) are respectively and movably hinged at the other end of the first connecting rod (4), a round rod (7) is fixedly connected inside the pipeline (1) through a screw, the other end of the third connecting rod (6) is movably hinged on the round rod (7), the round rod (7) is movably hinged with a fourth connecting rod (9), the fourth connecting rod (9) and the other end of the second connecting rod (5) are fixedly connected with an isolation door body (8) through screws, and a filter screen (10) is fixedly connected inside the pipeline (1) through screws.

3. The high seal flap hot air isolation door of claim 1, wherein: the driving device is characterized in that a driving groove is formed in the driving sleeve (13), the driving block (14) is connected in a sliding mode in the driving groove, a reset spring (15) is welded on one side of the driving block (14), and the other end of the reset spring (15) is welded on the inner wall of the driving groove.

4. The high seal flap hot air isolation door of claim 1, wherein: the inside of erectting cover (19) has seted up erects the groove, clamping lever (18) sliding connection is in erect the inside in groove, the top welding of clamping lever (18) has ejection spring (20), the other end welding of ejection spring (20) is in erect on the inner wall in groove, the draw-in groove has been seted up to the inside of locating piece (11), the other end nestification of clamping lever (18) is in the inside of draw-in groove.

5. The high seal flap hot air isolation door of claim 1, wherein: the inside of clamping rod (18) has seted up the locking groove, locking rod (17) with the shape size of locking groove is the same.

6. The high seal flap hot air isolation door of claim 1, wherein: the sliding sleeve (2) is internally provided with a sliding groove, and the cross column (3) is in sliding connection with the inside of the sliding groove.