CN217210473U

CN217210473U - Efficient and energy-saving heat exchanger for plastic machinery

Info

Publication number: CN217210473U
Application number: CN202220204816.6U
Authority: CN
Inventors: 洪军
Original assignee: Qingdao Jinzhe Electromechanical Co Ltd
Current assignee: Qingdao Jinzhe Electromechanical Co Ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-08-16
Anticipated expiration: 2032-01-25

Abstract

The utility model is suitable for a heat transfer device technical field provides a plastic machine high efficiency energy-conserving heat exchanger, including a heat exchanger section of thick bamboo, first fluid case, second fluid case and two filter mechanisms, first fluid case fixed connection is in the front end of a heat exchanger section of thick bamboo, and second fluid case fixed connection is in the rear end of a heat exchanger section of thick bamboo, and the surface of a heat exchanger section of thick bamboo front end and rear end communicates respectively has first outlet pipe and first import pipe, and the outer end intercommunication of import pipe has the switching-over pipe, and the front end of first fluid case and the rear end of second fluid case communicate respectively has second import pipe and second outlet pipe. This energy-efficient heat exchanger of plastics machinery, through setting up filtering mechanism, after gaseous through filtering mechanism entering heat exchanger inside, dust and various particulate matter impurity in the gas can be intercepted by metal filter screen, make the unable inside that gets into heat transfer mechanism of dust, protect each way pipeline inside heat transfer mechanism, improved the life of whole device to the practicality of the device has been improved.

Description

Efficient and energy-saving heat exchanger for plastic machinery

Technical Field

The utility model belongs to the technical field of heat transfer device, especially, relate to a plastic machinery energy-efficient heat exchanger.

Background

The heat exchanger is an energy-saving device for transferring heat between materials between two or more fluids with different temperatures, and is used for transferring heat from the fluid with higher temperature to the fluid with lower temperature to make the temperature of the fluid reach the index specified by the process so as to meet the requirements of process conditions, and is also one of main devices for improving the utilization rate of energy.

The heat exchanger generally can pass through its tube side with microthermal fluid at the during operation, and the fluid of high temperature then can pass through its shell side, the mutual transmission temperature of outer wall of pipeline is put inside the heat exchanger to the fluid of two kinds of temperatures, and the fluid can make gaseous also can make liquid, when the fluid is gaseous, can be mingled with dust or particulate matter impurity in the gas, because the inside pipe environment of heat exchanger is comparatively complicated, difficult discharge after dust and particulate matter get into, long-time accumulation can produce the influence to the work of heat exchanger, still can make the pipeline damage of heat exchanger inside lead to the unable work of heat exchanger when serious.

SUMMERY OF THE UTILITY MODEL

The utility model provides a plastic machine high efficiency energy saving's heat exchanger aims at solving when the fluid in the heat exchanger is gaseous, can be mixed with dust or particulate matter impurity in the gas, because the inside pipe environment of heat exchanger is comparatively complicated, and dust and particulate matter get into the back difficult discharge, and long-time accumulation can produce the influence to the work of heat exchanger, still can make the damaged problem that leads to the unable work of heat exchanger of the inside pipeline of heat exchanger when serious.

The utility model is realized in such a way, the heat exchanger with high efficiency and energy saving of the plastic machinery comprises a heat exchange cylinder, a first fluid box, a second fluid box and two filtering mechanisms;

the first fluid tank is fixedly connected to the front end of the heat exchange cylinder, the second fluid tank is fixedly connected to the rear end of the heat exchange cylinder, the surfaces of the front end and the rear end of the heat exchange cylinder are respectively communicated with a first outlet pipe and a first inlet pipe, the outer ends of the inlet pipes are communicated with reversing pipes, the front end of the first fluid tank and the rear end of the second fluid tank are respectively communicated with a second inlet pipe and a second outlet pipe, and the two filtering mechanisms are respectively arranged at the outer ends of the reversing pipes and the second inlet pipe;

the filter mechanism comprises an S-shaped filter pipe, a first connecting ring and a second connecting ring are fixedly connected to one end of the lower portion and one end of the upper portion of the filter pipe respectively, a dust collecting pipe is communicated with the surface of the bottom end of the filter pipe, a dust collecting box is detachably arranged at the bottom end of the dust collecting pipe, a metal filter screen is arranged inside the filter pipe and between the dust collecting pipe and the first connecting ring, a lower ash hopper is fixedly connected to the inside of the dust collecting pipe, and adsorption liquid is arranged inside the dust collecting box;

the two filtering mechanisms are respectively detachably arranged at the outer ends of the reversing pipe and the second inlet pipe through the first connecting ring.

Preferably, the inside of a heat exchange tube is provided with a plurality of siphunculus, and is a plurality of the surface of siphunculus is provided with a plurality of baffling baffle along its length direction evenly at intervals, and is a plurality of baffling baffle's surface fixed connection in the inside of a heat exchange tube.

Preferably, the through pipes are arranged inside the heat exchange cylinder in a U-shaped continuous bending mode, and the positions of the openings of the two adjacent baffle plates are opposite.

Preferably, front and rear ends of the plurality of through pipes communicate with the interiors of the first and second fluid tanks, respectively.

Preferably, a filling groove is formed in the wall of the heat exchange cylinder, and heat insulation materials are filled in the filling groove.

Preferably, the outer surfaces of the first fluid tank and the second fluid tank are fixedly connected with supporting legs.

Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that: the high-efficiency energy-saving heat exchanger of the plastic machinery of the utility model is provided with the filtering mechanism, the filtering mechanism is arranged at the two fluid inlets of the heat exchanger, after the gas enters the heat exchanger through the filtering mechanism, dust and various particulate impurities in the gas can be intercepted by the metal filter screen, and then the dust and the impurities can enter the dust collecting box through the lower dust hopper under the action of self gravity and are adsorbed by the adsorption liquid, after the dust in the dust collecting box is accumulated to a certain degree, the worker can take down the dust collecting box and pour out the impurities in the dust collecting box for treatment, then pour in new adsorption liquid and install the dust collecting box at the bottom end of the dust collecting pipe again to continuously collect the dust impurities, two fluid inlets of the heat exchanger are provided with the filtering mechanisms, the pipeline inside the heat exchanger is effectively protected, the service life of the heat exchanger is prolonged, and therefore the practicability of the device is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the heat exchange cylinder of the present invention;

fig. 3 is a schematic structural view of the middle filtering mechanism of the present invention.

In the figure: 1-heat exchange cylinder, 2-first fluid box, 3-second fluid box, 4-first inlet pipe, 5-first outlet pipe, 6-reversing pipe, 7-second inlet pipe, 8-second outlet pipe, 9-filtering mechanism, 91-filtering pipe, 92-first connecting ring, 93-second connecting ring, 94-dust collecting pipe, 95-dust collecting box, 96-metal filter screen, 97-ash discharging hopper, 98-adsorption liquid, 10-supporting leg, 11-through pipe, 12-deflection baffle and 13-heat insulating material.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, the present invention provides a technical solution: a high-efficiency energy-saving heat exchanger of plastic machinery comprises a heat exchange cylinder 1, a first fluid tank 2, a second fluid tank 3 and two filtering mechanisms 9.

The first fluid box 2 is fixedly connected to the front end of the heat exchange cylinder 1, the second fluid box 3 is fixedly connected to the rear end of the heat exchange cylinder 1, the surfaces of the front end and the rear end of the heat exchange cylinder 1 are respectively communicated with a first outlet pipe 5 and a first inlet pipe 4, the outer end of the first inlet pipe 4 is communicated with a reversing pipe 6, the front end of the first fluid box 2 and the rear end of the second fluid box 3 are respectively communicated with a second inlet pipe 7 and a second outlet pipe 8, and the two filtering mechanisms 9 are respectively arranged at the outer ends of the reversing pipe 6 and the second inlet pipe 7.

In the present embodiment, the hot fluid enters the heat exchange cylinder 1 through the first inlet pipe 4 and is finally discharged through the first outlet pipe 5, the cold fluid enters the first fluid tank 2 through the second inlet pipe 7 and is then discharged through the heat exchange cylinder 1 and is finally discharged through the second outlet pipe 8, and in the process, the hot fluid mutually transfers the temperature of the cold fluid, so that the temperature of the cold fluid is increased, and the temperature of the hot fluid is decreased.

Further, the filtering mechanism 9 includes an S-shaped filtering pipe 91, a first connecting ring 92 and a second connecting ring 93 are fixedly connected to one end of the lower portion and one end of the upper portion of the filtering pipe 91 respectively, a dust collecting pipe 94 is communicated with the bottom end surface of the filtering pipe 91, a dust collecting box 95 is detachably arranged at the bottom end of the dust collecting pipe 94, a metal filter screen 96 is arranged in the filtering pipe 91 and between the dust collecting pipe 94 and the first connecting ring 92, a lower ash hopper 97 is fixedly connected to the inner portion of the dust collecting pipe 94, and an adsorbing liquid 98 is arranged in the dust collecting box 95.

Two filter mechanisms 9 are detachably mounted to the outer ends of the reversing tube 6 and the second inlet tube 7, respectively, by means of first coupling rings 92.

In the embodiment, before the gas enters the inside of the heat exchanger, the gas firstly passes through the filtering mechanism 9, dust impurities in the gas can be intercepted by the metal filter screen 96 in the process of passing through the filtering mechanism 9, the S-shaped filtering pipe 91 can prevent the dust impurities from flowing back to the outside, the intercepted dust impurities can fall into the dust collecting box 95 through the lower dust hopper 97 under the action of self gravity, the adsorption liquid 98 in the dust collecting box 95 adsorbs the dust, so that the dust cannot rise, the lower dust hopper 97 prevents the unadsorbed dust from flowing back to the inside of the filtering pipe 91, the gas can enter the heat exchanger after passing through the metal filter screen 96, the excessive dust accumulated in the inside of the heat exchanger is prevented, and the service life of the heat exchanger is prolonged.

After the dust is collected for a period of time, the worker can remove the dust collecting box 95, pour out the dust therein and replace it with new adsorption liquid 98, and then install it again on the bottom end of the dust collecting tube 94 to continue working.

Further, a plurality of through pipes 11 are arranged inside the heat exchange cylinder 1, a plurality of baffle plates 12 are uniformly arranged on the surfaces of the through pipes 11 along the length direction of the through pipes at intervals, and the outer surfaces of the baffle plates 12 are fixedly connected inside the heat exchange cylinder 1.

The plurality of through pipes 11 are arranged inside the heat exchange cylinder 1 in a U-shaped and continuous bending manner, and the positions of the openings of the two adjacent baffle plates 12 are opposite.

The front and rear ends of the plurality of through pipes 11 communicate with the interiors of the first and

second fluid tanks

2 and 3, respectively.

In this embodiment, the time of cold fluid at 11 inside motions of siphunculus can be prolonged to siphunculus 11 that the U-shaped set up of buckling in succession to improve the heat transfer effect, set up open-ended baffling baffle 12 each other in the reverse time that also makes the hot-fluid stop in heat exchange tube 1 and increase, also improved the heat transfer effect, increased the work efficiency of heat exchanger.

Furthermore, a filling groove is formed in the wall of the heat exchange tube 1, and a heat insulating material 13 is filled in the filling groove.

In this embodiment, the heat insulating material 13 prevents the heat of the hot fluid from flowing out through the wall of the heat exchange tube 1, thereby avoiding waste due to heat loss.

The utility model discloses a theory of operation and use flow: the utility model discloses after installing, communicate the pipeline of the cold fluid and the pipeline of hot-fluid respectively in the second go-between 93 outer end of two filter equipment 9, later this heat transfer mechanism can begin to carry out the heat transfer to the fluid, and the cold fluid and hot-fluid put the pipe wall of siphunculus 11 in the inside of heat transfer section of thick bamboo 1 and carry out heat transfer each other, make final exhaust cold fluid temperature improve, make final exhaust hot fluid temperature reduce simultaneously.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a plastic machinery energy-efficient heat exchanger which characterized in that: the device comprises a heat exchange cylinder (1), a first fluid box (2), a second fluid box (3) and two filtering mechanisms (9);

the first fluid tank (2) is fixedly connected to the front end of the heat exchange cylinder (1), the second fluid tank (3) is fixedly connected to the rear end of the heat exchange cylinder (1), the surfaces of the front end and the rear end of the heat exchange cylinder (1) are respectively communicated with a first outlet pipe (5) and a first inlet pipe (4), the outer end of the first inlet pipe (4) is communicated with a reversing pipe (6), the front end of the first fluid tank (2) and the rear end of the second fluid tank (3) are respectively communicated with a second inlet pipe (7) and a second outlet pipe (8), and the two filtering mechanisms (9) are respectively arranged at the outer ends of the reversing pipe (6) and the second inlet pipe (7);

the filtering mechanism (9) comprises an S-shaped filtering pipe (91), one end of the lower part and one end of the upper part of the filtering pipe (91) are respectively and fixedly connected with a first connecting ring (92) and a second connecting ring (93), the bottom end surface of the filtering pipe (91) is communicated with a dust collecting pipe (94), the bottom end of the dust collecting pipe (94) is detachably provided with a dust collecting box (95), a metal filter screen (96) is arranged inside the filtering pipe (91) and between the dust collecting pipe (94) and the first connecting ring (92), the inside of the dust collecting pipe (94) is fixedly connected with a lower ash hopper (97), and adsorption liquid (98) is arranged inside the dust collecting box (95);

the two filtering mechanisms (9) are detachably arranged at the outer ends of the reversing pipe (6) and the second inlet pipe (7) through the first connecting ring (92).

2. A plastic mechanical high-efficiency energy-saving heat exchanger as claimed in claim 1, wherein: the inside of a heat exchange tube (1) is provided with a plurality of siphunculus (11), and is a plurality of the surface of siphunculus (11) is provided with a plurality of baffling baffle (12) along its length direction evenly at interval, and is a plurality of the surface fixed connection of baffling baffle (12) in the inside of a heat exchange tube (1).

3. A high-efficiency energy-saving heat exchanger for plastic machinery as claimed in claim 2, wherein: the through pipes (11) are arranged inside the heat exchange cylinder (1) in a U-shaped and continuous bending mode, and the positions of the openings of the two adjacent baffle plates (12) are opposite.

4. A plastic mechanical high-efficiency energy-saving heat exchanger as claimed in claim 2, characterized in that: the front ends and the rear ends of the plurality of through pipes (11) are respectively communicated with the interiors of the first fluid tank (2) and the second fluid tank (3).

5. A plastic mechanical high-efficiency energy-saving heat exchanger as claimed in claim 1, characterized in that: and a filling groove is formed in the wall of the heat exchange cylinder (1), and a heat insulating material (13) is filled in the filling groove.

6. A plastic mechanical high-efficiency energy-saving heat exchanger as claimed in claim 1, characterized in that: the outer surfaces of the first fluid tank (2) and the second fluid tank (3) are fixedly connected with supporting legs (10).