CN217301929U

CN217301929U - Corrosion-resistant ventilating duct

Info

Publication number: CN217301929U
Application number: CN202123398369.7U
Authority: CN
Inventors: 朱康生
Original assignee: Yancheng Zhongsheng Environmental Technology Co ltd
Current assignee: Yancheng Zhongsheng Environmental Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-08-26
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a corrosion-resistant ventilation pipeline, which comprises a ventilation pipe, wherein the interior of the ventilation pipe is movably connected with an inner pipe, the surface of the inner pipe is movably connected with a sealing ring, the top end of the ventilation pipe is fixedly connected with a fixing ring, two sides of the top part of the surface of the fixing ring are respectively provided with a groove, the inner wall of the inner pipe is adhered with a corrosion-resistant layer through an adhesive, and the surface of the inner pipe is provided with a clamping mechanism; chucking mechanism includes the fixed block, the bottom fixedly connected with stopper of recess inner wall, the spacing groove with stopper looks adaptation is seted up to the bottom of fixed block, the utility model relates to an air pipe technical field. This corrosion-resistant air pipe through add the detachable design of corrosion-resistant layer and inner tube in the inner tube, thereby avoid the ventilation pipe inner wall to produce the whole problem that causes the increase economic cost of changing of corruption needs, and make things convenient for the dismouting, alleviateed personnel's working strength, accord with actual user demand.

Description

Corrosion-resistant ventilating duct

Technical Field

The utility model relates to an air pipe technical field specifically is a corrosion-resistant air pipe.

Background

The air pipe is a metal or composite pipeline for ventilation and air conditioning engineering of industrial and civil buildings, and is a municipal infrastructure for circulating air and reducing the concentration of harmful gas, the plate, section bar and other main finished products used for manufacturing and installing the air pipe are in accordance with the regulations of the national current standard of design and related products, and are qualified by factory inspection, the materials are checked and accepted according to the national current relevant standard when entering the field, and the air pipe is divided into the following parts according to the materials: generally, the following are provided: steel plate air pipes (common steel plates), galvanized plate (white iron) air pipes, stainless steel ventilation pipes, glass fiber reinforced plastic ventilation pipes, composite material ventilation pipes, color steel sandwich heat-preservation plate ventilation pipes, double-sided aluminum foil heat-preservation ventilation pipes, single-sided color steel heat-preservation air pipes, rubberized cloth ventilation pipes (such as mining air pipes), mining plastic ventilation pipes and the like.

At present because contain corrosive gas in the air in laboratory more, the ventilation pipe is after long-time the use, and the inner wall is the corrosion phenomena that will certainly produce to influence normal work of airing exhaust, and also comparatively inconvenient when maintaining, direct change has also increased economic cost, is not conform to actual user demand.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a corrosion-resistant air pipe has solved the ventilation pipe and has used the back for a long time, and the inner wall produces corrosion phenomena and influences normal work of airing exhaust then, maintains inconvenient and directly changes the problem that has increased economic cost.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a corrosion-resistant air pipe, includes the ventilation pipe, the inside swing joint of ventilation pipe has the inner tube, the surperficial swing joint of inner tube has the sealing washer, the solid fixed ring of top fixedly connected with of ventilation pipe, the both sides at solid fixed ring surface top all are seted up flutedly, the inner wall of inner tube has corrosion-resistant layer through the bonding of adhesive, the surface of inner tube is provided with chucking mechanism.

The clamping mechanism comprises a fixing block, a limiting block is fixedly connected to the bottom of the inner wall of the groove, a limiting groove matched with the limiting block is formed in the bottom of the fixing block, a fixing groove is formed in the fixing ring and located on one side of the limiting groove, a buffer spring is fixedly connected to one side of the inner wall of the fixing groove, one end of the buffer spring is fixedly connected with a sliding plate penetrating through the groove, a clamping block is fixedly connected to one end of the sliding plate far away from the buffer spring, one side, far away from the sliding plate, of the clamping block penetrates through the fixing block and extends to the inside of the fixing block, and a clamping groove matched with the clamping block is formed in one side of the fixing block.

Preferably, the other side of the sliding plate is fixedly connected with a pull rod, and one end of the pull rod penetrates through the fixing groove and the fixing ring in sequence and extends to the outside of the fixing ring.

Preferably, the surface of the sealing ring is in contact with the inner wall of the ventilation pipe, and the surface of the inner pipe is fixedly connected with a bump.

Preferably, the inner wall of the sealing ring is provided with a through groove matched with the bump, and the bottom end of the ventilation pipe is fixedly connected with a mounting ring.

Preferably, the inside swing joint of collar has the protective cover, the top on protective cover surface and the bottom threaded connection of inner tube inner wall.

Preferably, the both sides at collar top all threaded connection have fastening bolt, fastening bolt's bottom runs through collar and protective cover in proper order and extends to the inside of protective cover.

Advantageous effects

The utility model provides a corrosion-resistant air pipe. Compared with the prior art, the method has the following beneficial effects:

(1) the corrosion-resistant ventilating duct is characterized in that an inner tube is movably connected inside the ventilating tube, a sealing ring is movably connected on the surface of the inner tube, a fixing ring is fixedly connected to the top end of the ventilating tube, grooves are formed in two sides of the top of the surface of the fixing ring, a corrosion-resistant layer is adhered to the inner wall of the inner tube through an adhesive, a clamping mechanism is arranged on the surface of the inner tube and comprises a fixing block, a limiting block is fixedly connected to the bottom of the inner wall of each groove, a limiting groove matched with the limiting block is formed in the bottom of the fixing block, a fixing groove is formed in the fixing ring and located on one side of the limiting groove, a buffer spring is fixedly connected to one side of the inner wall of each fixing groove, a sliding plate penetrating through the groove is fixedly connected to one end of each buffer spring, a clamping block is fixedly connected to one end of each sliding plate far away from each buffer spring, one side of each clamping block far away from each sliding plate penetrates through the fixing block and extends into the fixing block, the draw-in groove with fixture block looks adaptation is seted up to one side of fixed block, the opposite side fixedly connected with pull rod of sliding plate, the one end of pull rod runs through fixed slot and solid fixed ring in proper order and extends to solid fixed ring's outside, through the detachable design of addding corrosion resistant layer and inner tube in the inner tube, thereby avoid the ventilation pipe inner wall to produce the whole problem that leads to the fact the increase economic cost of changing of needs of corroding, and make things convenient for the dismouting, lightened personnel's working strength, accord with actual user demand.

(2) This corrosion-resistant air pipe has the sealing washer through the surperficial swing joint of inner tube, and the surface of sealing washer contacts with the inner wall of ventilation pipe, and the fixed surface of inner tube is connected with the lug, and the logical groove with lug looks adaptation is seted up to the inner wall of sealing washer, and the setting of sealing washer can avoid corrosive gas to get into in the cavity between inner tube surface and the ventilation pipe inner wall, avoids corrosive gas to contact the ventilation pipe.

Drawings

FIG. 1 is a sectional view of the structure of the present invention;

fig. 2 is a cross-sectional view of the inner tubular structure of the present invention;

fig. 3 is a top view of the sealing ring structure of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a vent pipe; 2. an inner tube; 3. a seal ring; 4. a fixing ring; 5. a groove; 6. a chucking mechanism; 61. a fixed block; 62 a limiting block; 63. a limiting groove; 64. fixing grooves; 65. a buffer spring; 66. a sliding plate; 67. a clamping block; 68. a card slot; 69. a pull rod; 7. a corrosion-resistant layer; 8. a bump; 9. a mounting ring; 10. a through groove; 11. a protective cover; 12. and fastening the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a corrosion-resistant air pipe, includes ventilation pipe 1, the inside swing joint of ventilation pipe 1 has inner tube 2, and the surperficial swing joint of inner tube 2 has sealing washer 3, and the solid fixed ring 4 of top fixedly connected with of ventilation pipe 1, the both sides at solid fixed ring 4 surperficial top have all seted up recess 5, and the inner wall of inner tube 2 has corrosion-resistant layer 7 through the adhesive bonding, and the surface of inner tube 2 is provided with chucking mechanism 6.

Specifically, chucking mechanism 6 includes fixed block 61, the bottom fixedly connected with stopper 62 of the inner wall of recess 5, spacing groove 63 with stopper 62 looks adaptation is seted up to the bottom of fixed block 61, fixed ring 4's inside and the one side that is located spacing groove 63 have seted up fixed slot 64, and one side fixedly connected with buffer spring 65 of fixed slot 64 inner wall, buffer spring 65's one end fixedly connected with runs through to the inside sliding plate 66 of recess 5, buffer spring 65's one end fixedly connected with fixture block 67 is kept away from to sliding plate 66, one side that sliding plate 66 was kept away from to fixture block 67 runs through fixed block 61 and extends to the inside of fixed block 61, draw-in groove 68 with fixture block 67 looks adaptation is seted up to one side of fixed block 61.

Specifically, the other side of the sliding plate 66 is fixedly connected with a pull rod 69, and one end of the pull rod 69 sequentially penetrates through the fixing groove 64 and the fixing ring 4 and extends to the outside of the fixing ring 4.

Specifically, the surface of the sealing ring 3 is in contact with the inner wall of the ventilation pipe 1, the surface of the inner pipe 2 is fixedly connected with the lug 8, the sealing ring 3 is made of an anti-corrosion material, and the sealing ring 3 is arranged to prevent corrosive gas from entering a cavity between the surface of the inner pipe 2 and the inner wall of the ventilation pipe 1 and prevent the corrosive gas from contacting the ventilation pipe 1.

Specifically, the inner wall of the sealing ring 3 is provided with a through groove 10 matched with the bump 8, and the bottom end of the ventilation pipe 1 is fixedly connected with a mounting ring 9.

Specifically, the inside swing joint of collar 9 has protective cover 11, and the top on protective cover 11 surface and the bottom threaded connection of inner tube 2 inner wall.

Specifically, both sides at the top of the mounting ring 9 are in threaded connection with fastening bolts 12, and the bottom ends of the fastening bolts 12 sequentially penetrate through the mounting ring 9 and the protective cover 11 and extend to the inside of the protective cover 11.

And those not described in detail in this specification are well within the skill of the art.

During the use, take off fastening bolt 12, thereby rotate protective cover 11 and make protective cover 11 come out from the inside rotation of inner tube 2, then the personnel stimulate two pull rods 69 back to each other, make pull rod 69 drive sliding plate 66 to the inside removal of recess 5, then make fixture block 67 from the inside removal of draw-in groove 68 of fixed block 61, then the personnel again through fixed block 61 with inner tube 2 from ventilation pipe 1 in take off can, also can realize sealing washer 3's change from inner tube 2 surface taking off simultaneously.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. A corrosion-resistant ventilation pipeline, includes ventilation pipe (1), its characterized in that: the inner part of the ventilation pipe (1) is movably connected with an inner pipe (2), the surface of the inner pipe (2) is movably connected with a sealing ring (3), the top end of the ventilation pipe (1) is fixedly connected with a fixing ring (4), two sides of the top of the surface of the fixing ring (4) are respectively provided with a groove (5), the inner wall of the inner pipe (2) is bonded with an anti-corrosion layer (7) through an adhesive, and the surface of the inner pipe (2) is provided with a clamping mechanism (6);

the clamping mechanism (6) comprises a fixed block (61), the bottom of the inner wall of the groove (5) is fixedly connected with a limited block (62), the bottom of the fixed block (61) is provided with a limit groove (63) matched with the limit block (62), a fixing groove (64) is arranged inside the fixing ring (4) and on one side of the limiting groove (63), and one side of the inner wall of the fixed groove (64) is fixedly connected with a buffer spring (65), one end of the buffer spring (65) is fixedly connected with a sliding plate (66) which penetrates into the groove (5), one end of the sliding plate (66) far away from the buffer spring (65) is fixedly connected with a clamping block (67), one side of the clamping block (67) far away from the sliding plate (66) penetrates through the fixed block (61) and extends into the fixed block (61), and one side of the fixed block (61) is provided with a clamping groove (68) matched with the clamping block (67).

2. A corrosion-resistant ventilation duct according to claim 1, characterized in that: the other side of the sliding plate (66) is fixedly connected with a pull rod (69), and one end of the pull rod (69) penetrates through the fixing groove (64) and the fixing ring (4) in sequence and extends to the outside of the fixing ring (4).

3. A corrosion-resistant ventilation duct according to claim 1, characterized in that: the surface of the sealing ring (3) is in contact with the inner wall of the ventilation pipe (1), and the surface of the inner pipe (2) is fixedly connected with a convex block (8).

4. A corrosion-resistant ventilation duct according to claim 1, characterized in that: the inner wall of the sealing ring (3) is provided with a through groove (10) matched with the bump (8), and the bottom end of the ventilation pipe (1) is fixedly connected with a mounting ring (9).

5. A corrosion-resistant ventilation duct according to claim 4, characterized in that: the inside swing joint of collar (9) has protective cover (11), the top on protective cover (11) surface and the bottom threaded connection of inner tube (2) inner wall.

6. A corrosion-resistant ventilation duct according to claim 4, characterized in that: the equal threaded connection in both sides at collar (9) top has fastening bolt (12), the bottom of fastening bolt (12) runs through collar (9) and protective cover (11) in proper order and extends to the inside of protective cover (11).