CN218936034U

CN218936034U - Pipeline connection structure for zero-gas-consumption blast thermal dryer

Info

Publication number: CN218936034U
Application number: CN202223262146.2U
Authority: CN
Inventors: 甘阿水; 郑丽皇
Original assignee: Shanghai Hanyan Machinery Co ltd
Current assignee: Shanghai Hanyan Machinery Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-04-28
Anticipated expiration: 2032-12-06

Abstract

The utility model relates to the technical field of drying equipment, and discloses a pipeline connection structure for a zero-gas-consumption blast thermal dryer, which comprises two air pipelines, wherein the two air pipelines are connected with each other through a sealing joint, a sealing cover is arranged on the outer side of the sealing joint, a gas pressure sensor is arranged on the right side of the upper end of the sealing cover, and a positioning baffle is fixedly connected to the surface of the air pipeline. This a pipeline connection structure for zero gas consumption blast air heat drier utilizes the sealed cowling to close in sealed joint's outside, realizes isolated protection, increases the protection to sealed joint, and sealed cowling closes the positioning baffle and laminate each other for form airtight cavity in the sealed cowling, pressure sensor can the perception atmospheric pressure in the sealed cowling change, when revealing taking place, pressure sensor perception atmospheric pressure changes in the sealed cowling, thereby will reveal information transmission to remote end, and the convenience personnel in time discovers and reveal the department, has improved the practicality.

Description

Pipeline connection structure for zero-gas-consumption blast thermal dryer

Technical Field

The utility model relates to the technical field of drying equipment, in particular to a pipeline connection structure for a zero-gas-consumption blast thermal dryer.

Background

The zero-gas consumption blast thermal dryer fully utilizes the adsorption property of the adsorbent under high pressure and low temperature and the regeneration property under low pressure and high temperature according to the pressure swing adsorption principle, achieves the purpose of drying compressed air, and is widely applied to industries such as metallurgy, electric power, food, chemical industry, petroleum, medicine, chemical fiber, textile, tobacco, instruments, meters, automatic control and the like.

Through retrieval, the Chinese patent with the authorized bulletin number of CN212017331U discloses an energy-saving structure of a zero-air-consumption blast thermal dryer, which comprises a bottom plate, wherein one end of the top of the bottom plate is fixedly connected with a plurality of first fixing rods in equal intervals, a first adsorption tower is fixedly connected between the tops of the first fixing rods, one end of the top of the bottom plate far away from the first fixing rods is fixedly connected with a plurality of second fixing rods in equal intervals, a second adsorption tower is fixedly connected between the tops of the second fixing rods, an air blower is fixedly arranged at the top of the bottom plate and positioned at one side of the second adsorption tower, and a pressure gauge is fixedly arranged at the outer sides of the first adsorption tower and the second adsorption tower, so that the utility model has the beneficial effects that: the utility model has compact structure and strong practicability, and the dew point energy-saving control function is added at the top of the equipment, so that the equipment can automatically make the most suitable adjustment through the outlet pressure dew point according to different working conditions such as the water content of the inlet air, the air consumption and the like, thereby achieving the purpose of reducing energy consumption and realizing energy saving through cyclic regeneration.

The current pipeline connection structure for zero gas consumption blast air heat drier needs to bear the change of atmospheric pressure to it is higher to the sealed requirement, generally can install the change of barometer detection atmospheric pressure through in pipeline connection interface department, but the pipeline is when carrying gas, and the atmospheric pressure in the pipeline always can change, and atmospheric pressure is not invariable promptly, and the barometer can only reveal in the pipeline atmospheric pressure is invariable, just can effectual detection, leads to the detection effect relatively poor to revealing, and the practicality is lower.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a pipeline connecting structure for a zero-air-consumption blast thermal dryer, which aims to solve the problems that the pipeline connecting structure for the zero-air-consumption blast thermal dryer, which is proposed in the prior art, needs to bear the change of air pressure, so that the sealing requirement is higher, the air pressure is generally detected by installing an air pressure meter at a pipeline connecting interface, but the air pressure in the pipeline always changes when the pipeline is used for conveying air, namely the air pressure is not constant, and the air pressure meter can only effectively detect leakage when the air pressure in the pipeline is constant, so that the detection effect on leakage is poor and the practicability is low.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pipeline connection structure for zero gas consumption blast air heat drier, includes the air line, the air line is provided with two, and two the air line passes through sealing joint interconnect, sealing joint's outside is provided with the sealed cowling, the right side of sealed cowling upper end is provided with air pressure sensor, the fixed surface of air line is connected with positioning baffle, positioning baffle's outside is provided with sealing washer.

Preferably, the left end and the right end of the sealing joint are respectively provided with a threaded head, and the left end and the right end of the sealing joint are respectively in threaded connection with the air pipelines, so that the two air pipelines are conveniently connected with each other.

Preferably, the sealing cover comprises a first connecting cover and a second connecting cover, one ends of the first connecting cover and the second connecting cover are detachably connected through bolts, connecting holes are formed in the other ends of the first connecting cover and the second connecting cover, and the sealing cover is used for protecting and isolating the connecting parts to protect the sealing joint.

Preferably, the connecting hole is in sliding connection with the air pipeline, the inner diameter of the connecting hole is smaller than the outer diameter of the positioning baffle, the sealing cover is convenient to detach, and the sealing joint is convenient to maintain.

Preferably, the output end of the air pressure sensor extends to the inner side of the sealing cover, the air pressure sensor senses the change of the air pressure at the inner side of the sealing cover, and when leakage occurs at the connecting position of the pipeline, the air pressure at the inner side of the sealing cover changes, so that the air pressure sensor can find out in time.

Preferably, the sealing gasket and the sealing cover are mutually matched, the sealing gasket is a nitrile rubber O-shaped sealing ring, the sealing effect between the sealing cover and the limit baffle is improved, the high temperature resistance of the sealing gasket is improved through a nitrile rubber material, and the damage to the sealing gasket when a pipeline conveys warm gas is avoided.

Compared with the prior art, the utility model provides a pipeline connection structure for a zero-gas-consumption blast thermal dryer, which has the following beneficial effects:

this a pipeline connection structure for zero gas consumption blast air heat drier utilizes the sealed cowling to close in sealed joint's outside, realizes isolated protection, increases the protection to sealed joint, and sealed cowling closes the positioning baffle and laminate each other for form airtight cavity in the sealed cowling, pressure sensor can the perception atmospheric pressure in the sealed cowling change, when revealing taking place, pressure sensor perception atmospheric pressure changes in the sealed cowling, thereby will reveal information transmission to remote end, and the convenience personnel in time discovers and reveal the department, has improved the practicality.

Drawings

FIG. 1 is a schematic view of a pipeline connection structure according to the present utility model;

FIG. 2 is a schematic perspective view of the present utility model;

FIG. 3 is a schematic illustration of the air line and sealing joint connection configuration of the present utility model;

fig. 4 is a schematic cross-sectional structure of the present utility model.

In the figure: 1. an air line; 2. sealing the joint; 3. a sealing cover; 31. a first connection cover; 32. a second connection cover; 33. a connection hole; 4. an air pressure sensor; 5. positioning a baffle; 6. and a sealing gasket.

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. 1-4, the present utility model provides a technical solution: the utility model provides a pipeline connection structure for zero gas consumption blast air heat drier, including air pipe 1, air pipe 1 is provided with two, and two air pipe 1 pass through sealing joint 2 interconnect, sealing joint 2's both ends all are provided with the screw thread head, sealing joint 2's both ends about respectively with air pipe 1 threaded connection, sealing joint 2's outside is provided with sealed cowling 3, sealed cowling 3 includes first connecting cowling 31 and second connecting cowling 32, the one end of first connecting cowling 31 and second connecting cowling 32 is through the detachable connection of bolt, connecting hole 33 has all been seted up to the other end of first connecting cowling 31 and second connecting cowling 32, utilize sealed cowling 3 to cover in sealing joint 2's outside, realize the isolation protection, increase the protection to sealing joint 2, sealed cowling 3 forms sealed cavity in sealing joint 2's outside simultaneously, and the atmospheric pressure in the cavity is in invariable situation, whether the convenience is revealed and is taken place and is monitored;

the right side of sealed cowling 3 upper end is provided with air pressure sensor 4, air pressure sensor 4's output extends to sealed cowling 3's inboard, air pressure sensor 4's front end is provided with wireless communication module, air line 1's fixed surface is connected with positioning baffle 5, connecting hole 33 and air line 1 sliding connection, the internal diameter of connecting hole 33 is less than positioning baffle 5's external diameter, positioning baffle 5's outside is provided with sealing washer 6, sealing washer 6 and sealed cowling 3 mutually support, sealing washer 6 is good enough to glue O type sealing washer, can perceive the atmospheric pressure change in the sealed cowling 3 through air pressure sensor 4, when revealing, air pressure sensor 4 perception is in sealed cowling 3, thereby will reveal information transmission to the remote end, make things convenient for personnel to discover in time and reveal the department, the practicality is improved, simultaneously utilize sealing washer 6 to increase sealing cowling 3's leakproofness, and the sealing washer 6 of good temperature resistance of good material increases, make avoid forming the damage to sealing washer 6 when carrying warm gas to the pipeline.

Working principle: firstly, connect two air pipelines 1 through sealed joint 2, realize the erection joint of pipeline, then connect first connecting cover 31 and second connecting cover 32, make sealed cowling 3 cover close in sealed joint 2's outside, realize isolated protection, increase the protection to sealed joint 2, sealed cowling 3 forms sealed cavity in sealed joint 2's outside simultaneously, and the atmospheric pressure in the cavity is in invariable situation, whether conveniently monitor leakage takes place, when leaking, atmospheric pressure sensor 4 perception sealed cowling 3 in atmospheric pressure change, thereby send leakage information to the remote end, the convenient personnel in time discover the department of revealing, the practicality is improved, the leakproofness of sealed cowling 3 is increased to the utilization sealing washer 6 simultaneously, and the sealing washer 6 of butadiene fine material increases high temperature resistance, make avoid forming the damage to sealing washer 6 when carrying warm gas to the pipeline.

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. Pipeline connection structure for zero gas consumption blast heat drier, including air pipeline (1), its characterized in that: the air pipeline (1) is provided with two, and two air pipeline (1) are through sealing joint (2) interconnect, the outside of sealing joint (2) is provided with sealed cowling (3), the right side of sealed cowling (3) upper end is provided with air pressure sensor (4), the fixed surface of air pipeline (1) is connected with positioning baffle (5), the outside of positioning baffle (5) is provided with sealing washer (6).

2. A duct connection structure for a zero air loss forced draft thermal dryer as defined in claim 1 wherein: the left end and the right end of the sealing joint (2) are respectively provided with a threaded head, and the left end and the right end of the sealing joint (2) are respectively in threaded connection with the air pipeline (1).

3. A duct connection structure for a zero air loss forced draft thermal dryer as defined in claim 1 wherein: the sealing cover (3) comprises a first connecting cover (31) and a second connecting cover (32), one ends of the first connecting cover (31) and the second connecting cover (32) are detachably connected through bolts, and connecting holes (33) are formed in the other ends of the first connecting cover (31) and the second connecting cover (32).

4. A duct connection structure for a zero air loss forced draft thermal dryer as defined in claim 3 wherein: the connecting hole (33) is in sliding connection with the air pipeline (1), and the inner diameter of the connecting hole (33) is smaller than the outer diameter of the positioning baffle plate (5).

5. A duct connection structure for a zero air loss forced draft thermal dryer as defined in claim 1 wherein: the output end of the air pressure sensor (4) extends to the inner side of the sealing cover (3).

6. A duct connection structure for a zero air loss forced draft thermal dryer as defined in claim 1 wherein: the sealing gasket (6) and the sealing cover (3) are mutually matched, and the sealing gasket (6) is a nitrile rubber O-shaped sealing ring.