CN214095654U

CN214095654U - Large-flow-channel shell-and-tube heat exchanger

Info

Publication number: CN214095654U
Application number: CN202021524117.7U
Authority: CN
Inventors: 左德生; 韩松; 姬永飞; 左德君
Original assignee: Beijing Derui Jieneng Technology Co ltd
Current assignee: Derui Jieneng Technology Co.,Ltd.
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-08-31
Anticipated expiration: 2030-07-28

Abstract

The utility model relates to the technical field of heat exchangers, and discloses a large-flow-channel shell-and-tube heat exchanger, which comprises a shell-and-tube cylinder body, wherein the left side and the right side of the shell-and-tube cylinder body are respectively communicated with a first side water chamber and a second side water chamber, the outer surface of the shell-and-tube cylinder body is fixedly connected with an oil return header pipe, one end of the oil return header pipe is communicated with a Venturi device, the bottom of the Venturi device is communicated with a high-pressure gas or high-pressure oil inlet pipe, the top of the Venturi device is communicated with an oil-gas mixture outlet pipe, the other end of the oil return header pipe is communicated with a second oil return pipe, the bottom of the oil return header pipe is communicated with a first oil return pipe, the top of the shell-and-tube cylinder body is communicated with a monitoring point, the two ends of the device are in a quick-opening structural form, the device is convenient to open and maintain and utilize the large-diameter heat exchange pipe, the problem that the existing heat exchanger is easy to block is solved, and the sewage and the blocking is not easy to block when the sewage and the fluid enters the heat exchanger, the device has the advantages of simple and convenient dirt removal and scale removal, higher efficiency, long service life and more energy conservation.

Description

Large-flow-channel shell-and-tube heat exchanger

Technical Field

The utility model relates to a heat exchanger field especially relates to a big runner formula shell and tube heat exchanger.

Background

The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called a heat exchanger.

The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, and is widely applied.

The heat exchanger used in the current market is a common heat exchanger, is easy to block, is not easy to remove dirt and scale, and has low efficiency and short service life of equipment.

In order to solve the above problems, the present application provides a large flow channel shell-and-tube heat exchanger.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a big runner formula shell and tube heat exchanger has solved the heat exchanger on the existing market in the use, and easier the jam is difficult for scrubbing, scale removal, inefficiency, problem that equipment life hangs down.

(II) technical scheme

In order to solve the problems, the utility model provides a large-flow-channel shell-tube heat exchanger, which comprises a shell-tube barrel, wherein the left side and the right side of the shell-tube barrel are respectively communicated with a first side water chamber and a second side water chamber, the outer surface of the shell-tube barrel is fixedly connected with an oil return header pipe, one end of the oil return header pipe is communicated with a venturi device, the bottom of the venturi device is communicated with a high-pressure gas or high-pressure oil inlet pipe, the top of the venturi device is communicated with an oil-gas mixture outlet pipe, the other end of the oil return header pipe is communicated with a second oil return pipe, the bottom of the oil return header pipe is communicated with a first oil return pipe, the top of the shell-tube barrel is communicated with a monitoring point, the inner cavity of the shell-tube barrel is fixedly connected with a large-diameter heat exchange pipe through a support frame, the number of the large-diameter heat exchange pipe is multiple, and the outer surface of the large-diameter heat exchange pipe of the inner cavity of the shell-tube barrel is provided with an oil return groove, and the inner cavity of the shell tube barrel is fixedly connected with a liquid equalizing device below the large-diameter heat exchange tube through a support frame, and the inner cavity of the shell tube barrel is fixedly connected with a liquid blocking device.

Preferably, the top of the first side water chamber is communicated with an exhaust pipe, and the bottom of the first side water chamber is communicated with a first drain pipe.

Preferably, the top of the shell and tube barrel is communicated with a safety valve tube, the top of the shell and tube barrel is communicated with an air outlet tube, and the bottom of the shell and tube body is communicated with a liquid inlet tube.

Preferably, the front side and the rear side of the top of the second side water chamber are respectively communicated with a water inlet pipe and a water outlet pipe, and the other side of the water inlet pipe is provided with a sensor interface.

Preferably, a water flow control interface is arranged on the front side of the water inlet pipe, and a second blow-off pipe is communicated with the bottom of the second side water chamber.

Preferably, the side of the first side water chamber and the side of the second side water chamber which are far away from each other are hinged to water chamber doors through quick-opening door hinges, and the side of the two water chamber doors which are far away from each other are fixedly connected with a first water chamber door handle and a second water chamber door handle respectively.

Preferably, the outer surface of the shell and tube cylinder is sequentially communicated with a second liquid sight glass, a third liquid sight glass and a first liquid sight glass from left to right.

The above technical scheme of the utility model has following profitable technological effect: the device both ends are for opening the structural style soon, conveniently open the maintenance, utilize the setting of big pipe diameter heat exchange tube, and the easy problem of blockking up of current heat exchanger has been solved to this equipment, and difficult production when easily blockking up fluid entering heat exchanger such as sewage is blockked up blocks up, and the scrubbing, the scale removal are simple and convenient, and efficiency is higher, and equipment life is high, more energy-conservation.

Drawings

Fig. 1 is a schematic structural diagram of a large-flow-channel shell-and-tube heat exchanger according to the present invention.

Fig. 2 is a right side view of a second side water chamber in the large flow passage shell-and-tube heat exchanger according to the utility model.

Reference numerals: 101. a first water chamber door handle; 102. a door hinge is opened quickly; 103. a water chamber door; 104. a first side water chamber; 105. an exhaust pipe; 106. a first drain pipe; 107. a safety valve pipe: 108. an air outlet pipe; 109. a liquid inlet pipe; 201. a large-diameter heat exchange tube; 202 liquid blocking device; 203. an oil return groove; 204. a second liquid sight glass; 205. a liquid homogenizing device; 206. a shell tube barrel; 207. a first oil return pipe; 208. a second oil return pipe; 301. a first liquid sight glass; 302. a third liquid sight glass; 303. monitoring points; 304. a sensor interface; 305. a water flow control interface; 306. a water inlet pipe; 307. a water outlet pipe; 308. a support frame; 309. a second side water chamber; 401. a second sewage draining pipe; 402. a second water chamber door handle; 403. a high-pressure gas or high-pressure oil inlet pipe; 404. a venturi device; 405. an oil-gas mixture outlet pipe; 406. and an oil return header pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-2, the utility model provides a large flow passage shell and tube heat exchanger, including shell and tube barrel 206, the left and right sides of shell and tube barrel 206 communicates respectively has first side hydroecium 104 and second side hydroecium 309, and the outer fixed surface of shell and tube barrel 206 is connected with oil return manifold 406, the one end intercommunication of oil return manifold 406 has venturi device 404, and the bottom intercommunication of venturi device 404 has high-pressure gas or high-pressure oil to advance pipe 403, the top intercommunication of venturi device 404 has oil-gas mixture exit tube 405, and the other end intercommunication of oil return manifold 406 has second oil return pipe 208, the bottom intercommunication of oil return manifold 406 has first oil return pipe 207, the top intercommunication of shell and tube barrel 206 has monitoring point 303, and the inner chamber of shell and tube barrel 206 passes through support frame 308 fixedly connected with big pipe diameter heat exchange tube 201, the quantity of big pipe diameter heat exchange tube 201 sets up to a plurality ofly. The large-diameter heat exchange tube 201 is divided into a plurality of cavities by the inner parts of the two ends of the large-diameter heat exchange tube 201 according to the influence of factors such as the size of the heat exchange tube and the size of a cylinder body, the cavities are sealed and do not flow in series, the large-diameter heat exchange tube 201 adopts a large-diameter tube blank made of one of copper tubes, alloy copper tubes and stainless steel tubes and is processed into the large-diameter heat exchange tube 201, the large-diameter heat exchange tube 201 is one of light tubes, internal threads, external threaded tubes or internal and external threaded heat exchange tubes, a clean fluid medium or a fluid medium easy to block is led in the large-diameter heat exchange tube 201, a clean refrigerant fluid medium is led out of the large-diameter heat exchange tube 201, the used media are different, the liquid levels are different, the positions of oil-rich areas are also different in the actual application process of the heat exchange equipment, a plurality of oil return grooves 203 can be arranged according to the size of the cylinder body to ensure effective oil return and the stable operation of the unit, and the oil return grooves 203 are arranged on the outer surface of the large-diameter heat exchange tube 201, a liquid equalizing device 205 is fixedly connected to the inner cavity of the shell-and-tube cylinder 206 and below the large-diameter heat exchange tube 201 through a support frame 308, a liquid blocking device 202 is fixedly connected to the inner cavity of the shell-and-tube cylinder 206, an exhaust pipe 105 is communicated with the top of the first side water chamber 104, a first drain pipe 106 is communicated with the bottom of the first side water chamber 104, a safety valve pipe 107 is communicated with the top of the shell-and-tube cylinder 206, an air outlet pipe 108 is communicated with the top of the shell-and-tube cylinder 206, a liquid inlet pipe 109 is communicated with the bottom of the shell-and-tube cylinder 206, a water inlet pipe 306 and a water outlet pipe 307 are respectively communicated with the front side and the rear side of the top of the second side water chamber 309, a sensor interface 304 is arranged on the other side of the water inlet pipe 306, a water flow control interface 305 is arranged on the front side of the water inlet pipe 306, a second drain pipe 401 is communicated with the bottom of the second side water chamber 309, and the sides of the first side water chamber 104 and the second side water chamber 309 which are far away from each other are hinged with the water chamber 103 through a quick-opening door hinge 102, one side that two water chamber doors 103 kept away from each other is the first water chamber door handle 101 of fixedly connected with and the second water chamber door handle 402 respectively, the surface of shell and tube barrel 206 from left to right communicates in proper order has the second to look liquid mirror 204, liquid mirror 302 and first liquid mirror 301 are looked to the third, the device both ends are for opening the structural style soon, conveniently open the maintenance, utilize the setting of big pipe diameter heat exchange tube 201, the problem that current heat exchanger blockked up easily has been solved to this equipment, be difficult for producing when easily blockking up fluid entering heat exchanger such as sewage and block up, the scrubbing, the scale removal is simple and convenient, high efficiency, equipment life is high, and is more energy-saving.

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

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A large flow channel shell and tube heat exchanger comprising a shell and tube shell (206), characterized in that: the left side and the right side of the shell and tube cylinder (206) are respectively communicated with a first side water chamber (104) and a second side water chamber (309), the outer surface of the shell and tube cylinder (206) is fixedly connected with an oil return header pipe (406), one end of the oil return header pipe (406) is communicated with a venturi device (404), the bottom of the venturi device (404) is communicated with a high-pressure gas or high-pressure oil inlet pipe (403), the top of the venturi device (404) is communicated with an oil-gas mixture outlet pipe (405), the other end of the oil return header pipe (406) is communicated with a second oil return pipe (208), the bottom of the oil return header pipe (406) is communicated with a first oil return pipe (207), the top of the shell and tube cylinder (206) is communicated with a monitoring point (303), the inner cavity of the shell and tube cylinder (206) is fixedly connected with a large-diameter heat exchange pipe (201) through a support frame (308), and the number of the large-diameter heat exchange pipes (201) is multiple, an oil return groove (203) is formed in the outer surface of each large-diameter heat exchange tube (201) in the inner cavity of the shell tube barrel (206), and is respectively communicated with a first oil return tube (207) and a second oil return tube (208), a liquid equalizing device (205) is fixedly connected to the inner cavity of the shell tube barrel (206) below the large-diameter heat exchange tube (201) through a support frame (308), and a liquid blocking device (202) is fixedly connected to the inner cavity of the shell tube barrel (206); the top of the shell-tube cylinder (206) is communicated with a safety valve tube (107), the top of the shell-tube cylinder (206) is communicated with an air outlet tube (108), and the bottom of the shell-tube cylinder (206) is communicated with a liquid inlet tube (109); the front side and the rear side of the top of the second side water chamber (309) are respectively communicated with a water inlet pipe (306) and a water outlet pipe (307), and the other side of the water inlet pipe (306) is provided with a sensor interface (304).

2. The large-flow-channel shell-and-tube heat exchanger according to claim 1, wherein the top of the first side water chamber (104) is communicated with an exhaust pipe (105), and the bottom of the first side water chamber (104) is communicated with a first exhaust pipe (106).

3. The large-flow-channel shell-and-tube heat exchanger as recited in claim 2 wherein a water flow control interface (305) is opened at the front side of the water inlet pipe (306), and the bottom of the second side water chamber (309) is communicated with a second sewage drain pipe (401).

4. The large-flow-channel shell-and-tube heat exchanger as recited in claim 3, characterized in that the sides of the first side water chamber (104) and the second side water chamber (309) away from each other are hinged with water chamber doors (103) through quick-opening door hinges (102), and the sides of the two water chamber doors (103) away from each other are fixedly connected with a first water chamber door handle (101) and a second water chamber door handle (402), respectively.

5. The large-flow-channel shell-and-tube heat exchanger as recited in claim 4, characterized in that the second sight glass (204), the third sight glass (302) and the first sight glass (301) are sequentially communicated with the outer surface of the shell-and-tube cylinder (206) from left to right.