CN213067259U

CN213067259U - Heat exchanger with back flush function

Info

Publication number: CN213067259U
Application number: CN202020924488.8U
Authority: CN
Inventors: 不公告发明人
Original assignee: Sinopec Catalyst Shandong Co ltd
Current assignee: Sinopec Catalyst Shandong Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-04-27
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a heat exchanger with back flush function, universal wheel and heat exchanger including bottom plate, bottom plate bottom both sides installation, the opposite side fixed mounting at bottom plate top has first box, the inside of first box is provided with the pivot pipe, one side fixed mounting at bottom plate top has the heating cabinet, the inlet pipe is installed to one side interlude at heating cabinet top, the bottom fixed mounting of heating cabinet inner wall has the heating pipe, inlet tube and first outlet pipe are installed to one side interlude respectively of heat exchanger. This heat exchanger with back flush function, this practicality is used through the cooperation of bottom plate, thermometer, heating pipe, inlet pipe, heating cabinet, hose, first box, water pump, drinking-water pipe, pivot pipe, first solenoid valve, second solenoid valve, fourth solenoid valve and outlet pipe, at the continuous circulation in-process of washing liquid, the heating pipe can heat the washing liquid in the flow, because the washing liquid is always in the circulation state.

Description

Heat exchanger with back flush function

Technical Field

The utility model relates to a heat exchanger field specifically is a heat exchanger with back flush function.

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, is widely applied, and can generate the phenomena of scaling and blockage when used for a long time, so that the performance of the heat exchanger is increasingly poor and needs to be cleaned regularly.

However, in the conventional heat exchanger with a back-washing function in the market, the cleaning solution is conveyed into the heat exchanger through a back-washing pipeline to clean the heat exchanger, and the cleaning solution is not subjected to advanced temperature pretreatment in the cleaning mode, so that the cleaning solution cannot achieve the best effect during cleaning, the cleaning is incomplete, and the subsequent use is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat exchanger with back flush function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a heat exchanger with a back washing function comprises a bottom plate, universal wheels and a heat exchanger, wherein the universal wheels and the heat exchanger are installed on two sides of the bottom plate, a first box body is fixedly installed on the other side of the top of the bottom plate, a pivot pipe is arranged inside the first box body, a heating box is fixedly installed on one side of the top of the bottom plate, a feeding pipe is installed on one side of the top of the heating box in an inserting mode, a heating pipe is fixedly installed on the bottom of the inner wall of the heating box, a water inlet pipe and a first water outlet pipe are installed on one side of the heat exchanger in an inserting mode, the water inlet pipe is movably connected with a washing water inlet pipe through a water inlet end on the outer wall of the water inlet pipe, a hose is fixedly connected with the water inlet end of the heating box, one end of the hose is fixedly connected with a, the center department fixed mounting at bottom plate top has the water pump, and the water pump end of intaking and drinking-water pipe fixed connection, the play water end fixed connection of water pump has the second outlet pipe, and the one end of second outlet pipe and the end fixed connection of intaking on the pivot pipe outer wall.

As a further aspect of the present invention: the opposite side fixed mounting at bottom plate top has the riser, the welding of one side of riser has the rose box, and washes the one end of inlet tube and the end fixed connection that intakes on the pivot pipe outer wall, it is provided with the fourth solenoid valve to be close to the junction of washing inlet tube and pivot pipe on the inlet tube to wash, first outlet pipe has the first wet return that washes through the play water end swing joint on its outer wall, the top of rose box alternates to install the second and washes the one end of wet return and the port fixed connection on the pivot pipe outer wall. And a third electromagnetic valve is arranged on the second washing water return pipe and close to the joint of the second washing water return pipe and the pivot pipe.

As a further aspect of the present invention: one side fixed mounting of rose box inner wall bottom has the second box, second box one side is run through and has been seted up the through-hole, the slide rail swing joint of second box through its inner wall both sides fixed mounting has the receiver, the second filter screen is installed to inlay bottom the receiver, one side at second box top and one side fixedly connected with first filter screen of rose box inner wall.

As a further aspect of the present invention: the heating pipe is in an inverted U shape.

As a further aspect of the present invention: the washing water inlet pipe and the first washing water return pipe are made of soft materials.

As a further aspect of the present invention: and a thermometer is arranged on the other side of the top of the heating box in an inserting way.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is used by matching a bottom plate, a thermometer, a heating pipe, a feeding pipe, a heating box, a hose, a first box body, a water pump, a pumping pipe, a pivot pipe, a first electromagnetic valve, a second electromagnetic valve, a fourth electromagnetic valve and a water outlet pipe, in the continuous circulation process of the cleaning liquid, the heating pipe can heat the cleaning liquid in the flow, because the cleaning liquid is always in the circulation state, the heating efficiency of the heating pipe to the cleaning liquid is higher, the heating time is greatly saved, the cleaning liquid is always in the circulation state, the uneven heating of the cleaning liquid is also avoided, the subsequent cleaning effect is influenced, when the temperature of the cleaning liquid in the heating box is observed to reach forty to seventy degrees through the thermometer, the circulation and the heating of the cleaning liquid can be stopped, the cleaning liquid is pretreated in advance, so that the best effect is achieved when the cleaning liquid is used for cleaning the heat exchanger, and the subsequent use of the heat exchanger is guaranteed.

2. The utility model uses the water inlet pipe, the heat exchanger, the water outlet pipe, the first washing return pipe, the filter box, the second washing return pipe, the vertical plate, the third electromagnetic valve, the storage box, the second box body, the first filter screen and the second filter screen, then the cleaning liquid flows out from the water outlet pipe, the cleaning liquid contains the impurities brought out from the inside of the heat exchanger at the moment, the storage box needs to be filtered, when the impurities in the storage box are accumulated to a certain amount, the storage box can be directly drawn out, the impurities are cleaned, the smoothness of the whole subsequent cleaning process is ensured, meanwhile, the cleaning liquid flows out from the bottom of the filter box, sequentially passes through the second washing return pipe, the pivot pipe and the hose and returns to the inside of the heating box, the inside of the heat exchanger is continuously cleaned through the whole circulating system, the cleaning of the inside of the heat exchanger is more thorough, the later use is ensured, meanwhile, the cleaning equipment is arranged on the movable bottom plate, can be cleaned at any time according to the actual working occasion of the heat exchanger, and is convenient to move or lease.

Drawings

FIG. 1 is a schematic structural diagram of a heat exchanger with a backwashing function;

FIG. 2 is a top view of a bottom plate of a heat exchanger with a backwashing function;

fig. 3 is an enlarged schematic structural diagram of a position A in the heat exchanger with the back flushing function.

In the figure: bottom plate 1, thermometer 2, heating pipe 3, inlet pipe 4, heating cabinet 5, hose 6, wash inlet tube 7, inlet tube 8, heat exchanger 9, first outlet pipe 10, the first wet return 11 that washes, rose box 12, the second washes wet return 13, riser 14, first box 15, water pump 16, drinking-water pipe 17, pivot pipe 18, first solenoid valve 19, second solenoid valve 20, third solenoid valve 21, fourth solenoid valve 22, second outlet pipe 23, receiver 24, second box 25, first filter screen 26, second filter screen 27.

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 to 3, in an embodiment of the present invention, a heat exchanger with a back washing function includes a bottom plate 1, universal wheels and a heat exchanger 9 installed on both sides of the bottom plate 1, a first box body 15 is fixedly installed on the other side of the top of the bottom plate 1, a pivot pipe 18 is installed inside the first box body 15, a heating box 5 is fixedly installed on one side of the top of the bottom plate 1, a feeding pipe 4 is installed on one side of the top of the heating box 5 in an inserting manner, a heating pipe 3 is fixedly installed on the bottom of the inner wall of the heating box 5, a water inlet pipe 8 and a first water outlet pipe 10 are respectively installed in an inserting manner on one side of the heat exchanger 9, a washing water inlet pipe 7 is movably connected to the water inlet end on the outer wall of the water inlet pipe 8, a water inlet port is installed in an, a hose 6 is fixedly connected to a water inlet end of the heating box 5, one end of the hose 6 penetrates through the top of the first box body 15 and extends into the first box body 15, one end of the hose 6 is fixedly connected with a water outlet end on the outer wall of a pivot pipe 18, a first electromagnetic valve 19 and a second electromagnetic valve 20 are respectively arranged on two sides of the joint of the pivot pipe 18 and the hose 6, a water pumping pipe 17 is fixedly connected to the water outlet end of the heating box 5, a water pump 16 is fixedly mounted at the center of the top of the bottom plate 1, the water inlet end of the water pump 16 is fixedly connected with the water pumping pipe 17, a second water outlet pipe 23 is fixedly connected to the water outlet end of the water pump 16, one end of the second water outlet pipe 23 penetrates through one side of the first box body 15 and extends into the first box body 15, one end of the second water outlet pipe 23 is fixedly connected with the water inlet end on the outer wall of the pivot pipe 18, the one end of washing inlet tube 7 runs through the top of first box 15 and extends to the inside of first box 15, and the one end of washing inlet tube 7 and the fixed connection of intaking on the outer wall of pivot pipe 18, it is provided with fourth solenoid valve 22 to be close to the junction of washing inlet tube 7 and pivot pipe 18 on the inlet tube 7 to wash, first outlet pipe 10 has first wet return 11 of washing through the play water end swing joint on its outer wall, the first one end of washing wet return 11 runs through the top of filter box 12, the top of filter box 12 alternates and installs the second and washes wet return 13, the second washes the one end of wet return 13 and runs through the top of first box 15 and extends to the inside of first box 15, and the second washes the one end of wet return 13 and the port fixed connection on the outer wall of pivot pipe 18. The second is washed and is provided with third solenoid valve 21 near the second on the wet return 13 and the junction of pivot pipe 18, one side fixed mounting of 12 inner walls of rose box has second box 25, second box 25 runs through on one side and has seted up the through-hole, second box 25 has receiver 24 through its inner wall both sides fixed mounting's slide rail swing joint, receiver 24 bottom is inlayed and is installed second filter screen 27, one side at second box 25 top and the first filter screen 26 of one side fixed connection of rose box inner wall, the shape of heating pipe 3 is the shape of falling the U-shaped, wash inlet tube 7 and the first material that washes wet return 11 and be soft material, thermometer 2 is installed to the opposite side interlude at heating cabinet 5 top, one side fixed mounting of heating cabinet 5 has the switch, switch and water pump 16 all have the power through wire electric connection, and the switch passes through wire and water pump 16 electric connection.

The utility model discloses a theory of operation is:

when the cleaning liquid is used, cleaning liquid is added into the heating box 5 through the feeding pipe 4, after the cleaning liquid is added, the first electromagnetic valve 19 is controlled to be opened through a switch, the water pump 16 and the heating pipe 3 are controlled to start working, at the moment, the cleaning liquid passes through the water pumping pipe 17, the second water outlet pipe 23, the pivot pipe 18 and the hose 6 in sequence under the action of the water pump 16 and then returns to the inside of the heating box 5 again, the heating pipe 3 can heat the cleaning liquid in the flow process in the continuous circulation process of the cleaning liquid, the heating efficiency of the heating pipe 3 on the cleaning liquid is higher because the cleaning liquid is always in the circulation state, the heating time is greatly saved, the cleaning liquid is always in the circulation state, the condition that the cleaning liquid is not uniformly heated and the subsequent cleaning effect is influenced is avoided, when the temperature of the cleaning liquid in the heating, the circulation and heating of the cleaning liquid can be stopped, the advanced temperature pretreatment of the cleaning liquid is carried out, so that the best effect is achieved when the cleaning liquid is used for cleaning the heat exchanger 9, the subsequent use of the heat exchanger 9 is ensured, when the heat exchanger 9 needs to be cleaned, the fourth electromagnetic valve 22, the third electromagnetic valve 21 and the second electromagnetic valve 20 are controlled to be opened through switches, meanwhile, the water pump 16 starts to work, the cleaning liquid which is subjected to the temperature pretreatment in advance enters the heat exchanger 9 to be cleaned through the water pumping pipe 17, the second water outlet pipe 23, the junction pipe 18, the washing water inlet pipe 7 and the water inlet pipe 8 in sequence, then the cleaning liquid flows out of the first water outlet pipe 10, at the moment, the cleaning liquid contains impurities brought out from the inside of the heat exchanger 9 and needs to be filtered, the cleaning liquid reaches the inside of the filter tank 12 through the first washing water return pipe 11, when, the liquid can directly permeate from the first filter screen 26, the impurities can roll into the containing box 24 through the inclination angle of the first filter screen 26, when the impurities roll into the containing box 24, part of the cleaning liquid can also flow into the containing box 24, the cleaning liquid can permeate to the bottom of the second box 25 through the second filter screen 27, the impurities are kept in the containing box 24, when the cleaning liquid at the bottom of the second box 25 reaches a certain amount, the cleaning liquid can flow into the inside of the filter box 12 from the through hole at one side of the second box 25, when the impurities in the containing box 24 accumulate to a certain amount, the containing box 24 can be directly drawn out, the impurities are cleaned, the smoothness of the subsequent whole cleaning process is ensured, meanwhile, the cleaning liquid flows out from the bottom of the filter box 12, sequentially passes through the second washing water return pipe 13, the hinge pipe 18 and the hose 6, returns to the inside of the heating box 5, and passes through the whole circulating system, constantly wash the inside of heat exchanger 9, make the clearance to the inside of heat exchanger 9 more thorough, guaranteed the use in later stage, cleaning equipment all installs on portable bottom plate 1 simultaneously, can wash at any time according to the actual work occasion of heat exchanger 9, is convenient for remove or lease.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a heat exchanger with back flush function, includes universal wheel and heat exchanger (9) of bottom plate (1), bottom plate (1) bottom both sides installation, its characterized in that: the heating device is characterized in that a first box body (15) is fixedly mounted on the other side of the top of the bottom plate (1), a hinge pipe (18) is arranged inside the first box body (15), a heating box (5) is fixedly mounted on one side of the top of the bottom plate (1), a feeding pipe (4) is installed on one side of the top of the heating box (5) in an inserting mode, a heating pipe (3) is fixedly mounted on the bottom of the inner wall of the heating box (5), a water inlet pipe (8) and a first water outlet pipe (10) are installed on one side of a heat exchanger (9) in an inserting mode respectively, the water inlet pipe (8) is movably connected with a washing water inlet pipe (7) through a water inlet end on the outer wall of the water inlet pipe, a hose (6) is fixedly connected with a water inlet end of the heating box (5), one end of the hose (6) is fixedly connected with a water outlet end on the outer wall of the hinge pipe (, the play water end fixedly connected with drinking-water pipe (17) of heating cabinet (5), the center department fixed mounting at bottom plate (1) top has water pump (16), and water pump (16) are intake and are held and drinking-water pipe (17) fixed connection, the play water end fixedly connected with second outlet pipe (23) of water pump (16), and the one end of second outlet pipe (23) and the end fixed connection of intaking on pivot pipe (18) outer wall.

2. The heat exchanger with backwashing function according to claim 1, wherein: a vertical plate (14) is fixedly arranged on the other side of the top of the bottom plate (1), a filter box (12) is welded on one side of the vertical plate (14), and one end of the flushing water inlet pipe (7) is fixedly connected with the water inlet end on the outer wall of the pivot pipe (18), a fourth electromagnetic valve (22) is arranged on the washing water inlet pipe (7) near the joint of the washing water inlet pipe (7) and the pivot pipe (18), the first water outlet pipe (10) is movably connected with a first washing water return pipe (11) through a water outlet end on the outer wall of the first water outlet pipe, a second washing water return pipe (13) is inserted and installed at the top of the filter box (12), and one end of the second washing water return pipe (13) is fixedly connected with a port on the outer wall of the pivot pipe (18), and a third electromagnetic valve (21) is arranged on the second washing water return pipe (13) close to the joint of the second washing water return pipe (13) and the pivot pipe (18).

3. The heat exchanger with backwashing function according to claim 2, wherein: one side fixed mounting of rose box (12) inner wall bottom has second box (25), second box (25) one side is run through and has been seted up the through-hole, second box (25) have receiver (24) through its inner wall both sides fixed mounting's slide rail swing joint, the second filter screen (27) are installed to receiver (24) bottom inlay, one side at second box (25) top and one side first filter screen of fixedly connected with (26) of rose box inner wall.

4. The heat exchanger with backwashing function according to claim 1, wherein: the heating pipe (3) is in an inverted U shape.

5. The heat exchanger with backwashing function according to claim 1, wherein: the washing water inlet pipe (7) and the first washing water return pipe (11) are made of soft materials.

6. The heat exchanger with backwashing function according to claim 1, wherein: the thermometer (2) is installed on the other side of the top of the heating box (5) in an inserting mode.