CN210833162U

CN210833162U - Tube plate heat exchanger

Info

Publication number: CN210833162U
Application number: CN201921335843.1U
Authority: CN
Inventors: 韩连辉; 韩佳辰
Original assignee: Hebei Ohmlong Machinery Co ltd
Current assignee: Hebei Ohmlong Machinery Co ltd
Priority date: 2019-08-17
Filing date: 2019-08-17
Publication date: 2020-06-23
Anticipated expiration: 2029-08-17

Abstract

The utility model discloses a tube plate heat exchanger, which comprises a first connecting tube and a first liquid inlet tube, wherein the first liquid inlet tube is arranged on the surface side of the upper end of the first connecting tube, the first liquid inlet tube is connected on the surface side of the upper end of the first connecting tube by welding, the first connecting tube is connected with the first liquid inlet tube by welding, and the right end of the first connecting tube is provided with a connecting flange, in the tube plate heat exchanger, a turbidity detector is arranged at the surface end of the tube plate heat exchanger, so that the residue of impurities in the box body can be detected by the turbidity detector in real time when the heat exchanger works, the turbidity of the residue of impurities in the tube plate heat exchanger can be detected in real time, data can be displayed simultaneously, and when the data in the display is larger than a limit value, the display can remind the working personnel, excessive residues inside the tube box are avoided.

Description

Tube plate heat exchanger

Technical Field

The utility model belongs to the technical field of the chemical industry equipment is relevant, concretely relates to tube sheet heat exchanger.

Background

The shell-and-tube heat exchanger is the most widely applied heat exchanger in chemical industry and food production at present. It is mainly composed of a shell, a tube plate, a heat exchange tube, a seal head, a baffle plate and the like. The required material can be made of stainless steel 304 or 316L respectively. When heat exchange is carried out, a fluid enters from the connecting pipe of the end socket, flows in the pipe and flows out from the outlet pipe at the other end of the end socket, which is called a pipe pass; the other fluid enters from a connecting pipe of the shell and flows out from another connecting pipe on the shell, and the shell-side shell-and-tube heat exchanger is called.

The prior tube plate heat exchanger technology has the following problems: the existing tube plate heat exchanger needs to be cleaned by each component in the heat exchanger after working for a period of time, so that the heat exchanger can work better after cleaning, but the heat exchanger can be cleaned without a definite date when in a certain period of time, only one end of time can be estimated approximately, if impurities in a water source in a certain period of time are more, more impurities remain in the heat exchanger, but the cleaning time is short, so that the phenomenon of damage can occur in the working process, and if the cleaning frequency is too much, the problem of resource waste can be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tube sheet heat exchanger to solve the residue of the inside impurity of the current tube sheet heat exchanger that proposes in the above-mentioned background art can not be fine detect so can not be timely rinse the problem that leads to appearing the heat exchanger damage.

In order to achieve the above object, the utility model provides a following technical scheme: the tube plate heat exchanger comprises a first connecting tube and a first liquid inlet tube, wherein a first liquid inlet tube is arranged on the surface side of the upper end of the first connecting tube, the first liquid inlet tube is connected to the surface side of the upper end of the first connecting tube through welding, the first connecting tube is connected with the first liquid inlet tube through welding, a connecting flange is arranged at the right end of the first connecting tube, the connecting flange is connected to the right end of the first connecting tube through a bolt, the first connecting tube is fixedly connected with the connecting flange through a bolt, a tube box is arranged at the right end of the connecting flange, the tube box is connected to the right end of the connecting flange through a bolt, the connecting flange is fixedly connected with the tube box through a bolt, a second liquid outlet tube is arranged on the left side of the upper end of the tube box, the second liquid outlet tube is connected to the left side of the upper, the table end of the axle center of the upper end of the tube box is provided with an ear frame, the ear frame is connected to the table side of the upper end of the tube box through welding, the ear frame is connected with the tube box through welding, the right side of the upper end of the tube box is provided with an air outlet, the air outlet is connected to the right side of the upper end of the tube box through welding, the tube box is connected with the air outlet through welding, the axle center of the lower end of the tube box is provided with a support base, the support base is connected to the lower end of the tube box through welding, the tube box is connected with the support base through welding, the right end of the tube box is provided with a second connecting pipe, the second connecting pipe is fixedly connected to the right end of the tube box through a bolt, the tube box is fixedly connected with the second connecting pipe through a bolt, the second connecting pipe is connected with the first liquid outlet pipe in a welding manner, a liquid outlet is arranged on the left side of the lower end of the pipe box and is connected with the lower end of the pipe box in a welding manner, the liquid outlet is connected with the pipe box in a welding manner, a second liquid inlet pipe is arranged on the right side of the lower end of the pipe box and is connected with the right side of the lower end of the pipe box in a welding manner, the second liquid inlet pipe is connected with the pipe box in a welding manner, a turbidity detector is arranged on the surface side of the left end of the pipe box and comprises a detection probe, a detection sensor, a wiring end, a connecting wire, a display and an overflow pipe, the right end of the detection probe is provided with a detection sensor, the detection sensor is connected with the right end of the detection probe in a sleeving manner, the detection sensor is connected with the detection probe in a, the wiring end is connected in the upper end that detects the inductor through cup jointing, it is connected through cup jointing with the wiring end to detect the inductor, the right side of the lower extreme that detects the inductor is provided with the overflow pipe, the overflow pipe is connected at the downside that detects the right-hand member of inductor through cup jointing, the overflow pipe is connected through cup jointing with the detection inductor, the right-hand member that detects the inductor is provided with the connecting wire, the connecting wire passes through electric connection with the detection inductor, the right-hand member of connecting wire is provided with the display, the display passes through electric connection at the right-hand member of connecting wire, the display passes through electric connection with the connecting wire, the turbidity detector passes through bolt fixed connection through detection inductor and pipe.

Preferably, the display comprises a body, a display screen, an operation key and a start key, wherein the display screen is arranged on the surface side of the front end of the body, the display screen is connected with the body through a sleeve, the operation key is arranged on the right side of the lower end of the display screen, the operation key is connected with the body through a sleeve, the start key is arranged at the left end of the operation key, the start key is connected with the body through a sleeve, and the display is electrically connected with the connecting line through the body.

Preferably, the tube box comprises tube plates, first connecting holes, tube bundles, a baffle plate, a box body, second connecting holes, third connecting holes and fourth connecting holes, wherein the left end and the right end of the box body are respectively provided with one tube plate, the tube plates on two sides are respectively connected with the box body in a sleeved mode, the left side of the upper end of the inner part of the box body is provided with the first connecting hole, the first connecting hole is connected with the box body in a sleeved mode, the right end of the surface side of the upper end of the box body is provided with the second connecting holes, the second connecting holes are connected with the box body in a sleeved mode, the left side of the lower end of the box body is provided with the fourth connecting holes, the fourth connecting holes are connected with the box body in a sleeved mode, the third connecting holes are arranged in the right side of the lower end of the box body and are connected with the, the box body is connected with the tube bundle in a sleeved mode, the surface end of the outer side of the tube bundle is provided with a baffle plate, the baffle plate is connected with the tube bundle in a sleeved mode, and the tube box is fixedly connected with the first connecting tube through the box body and the bolts.

Preferably, the constitution of tube sheet is including tube bank connecting hole, screw hole and main part, a week department of the inside table end of main part is provided with eight screw holes, eight the screw hole is the symmetry respectively and sets up the table end in the inside of main part, eight the screw hole passes through connection with the main part, the axle center department of the inside table end of main part is provided with the tube bank connecting hole, the tube bank connecting hole is through cup jointing the axle center department of connecting in the table side of the front end of main part, the tube bank connecting hole is connected through cup jointing with the main part, the tube sheet passes through the screw hole and passes through bolt and flange fixed connection.

Preferably, the support bases are arranged in two, the two support bases are symmetrically arranged on the surface sides of the left end and the right end of the lower end of the pipe box respectively, the two support bases are connected with the pipe box through welding respectively, the surface sides of the lower end of the two support bases are provided with anti-slip stripes respectively, the height of the two support bases is twenty centimeters, and the distance between the two support bases and the left end and the right end of the lower end of the pipe box is the same.

Preferably, the table end of leakage fluid dram, first feed liquor pipe, second drain pipe, gas vent, first drain pipe and second feed liquor pipe all is provided with sealed the pad, first feed liquor pipe passes through welded connection with first connecting pipe and second connecting pipe respectively with first drain pipe, first feed liquor pipe is a circulation pipeline with first drain pipe, leakage fluid dram, second drain pipe, gas vent and second feed liquor pipe pass through welded connection with the pipe case respectively, second drain pipe is a circulation pipeline with second feed liquor pipe.

Preferably, the oil inlet pressure of the tube box is less than one megapascal, the oil temperature of the oil inlet of the tube box is lower than seventy degrees, the water inlet pressure of the tube box is less than zero and five megapascals, the temperature of the inlet water of the tube box is lower than thirty degrees, the viscosity of the oil product of the tube box is lower than fifty square meters per second, the oil-water flow rate of the oil product of the tube box is higher than three hundred Kcal/m2.h.

Preferably, the threaded holes are eight, and the threaded holes are all hollow holes, eight the threaded holes are respectively a week of symmetry setting in the inside of main part, eight the inside of threaded hole all is provided with the internal thread groove, eight the cross-sectional diameter of threaded hole is all the same.

Compared with the prior art, the utility model provides a tube sheet heat exchanger possesses following beneficial effect:

(1) the utility model discloses in through being provided with a turbidity detector at the table end of pipe case, can make this heat exchanger carry out the residue of the impurity of box inside through this turbidity detector and carry out real-time detection when carrying out work like this to the structure that will detect shows through the display screen of display table end, can make the turbidity of the residue of the impurity of pipe case inside carry out real-time detection like this, thereby can make the staff effectively formulate abluent work through the data that the turbidity detector detected, the phenomenon of resource waste has been avoided like this;

(2) the utility model discloses in carry out the detection of the inside residue of pipe case through the inside test probe of turbidity detector, show data simultaneously, and if be greater than a limit value at the inside data of display, the display will carry out the warning to the staff like this, can remind the staff to carry out timely processing, excessive so avoided the inside residue of pipe case to appear, thereby the residue of having solved the inside impurity of current tube sheet heat exchanger can not be fine detect like this can make can not timely wash the problem that leads to appearing the heat exchanger damage.

Drawings

Fig. 1 is a schematic structural view of a tube-plate heat exchanger according to the present invention;

FIG. 2 is a schematic structural view of the turbidity detecting apparatus of the present invention;

FIG. 3 is a schematic diagram of the display structure of the present invention;

fig. 4 is a schematic view of the tube box structure of the present invention;

fig. 5 is a schematic view of the tube plate structure of the present invention;

in the figure: 1. a support base; 2. a liquid discharge port; 3. a turbidity detector; 31. detecting a probe; 32. detecting a sensor; 33. a terminal; 34. a connecting wire; 35. a display; 351. a body; 352. a display screen; 353. operating a key; 354. starting a key; 36. an overflow pipe; 4. a first connecting pipe; 5. a first liquid inlet pipe; 6. a connecting flange; 7. a second liquid outlet pipe; 8. a pipe box; 81. a tube sheet; 811. a tube bundle connection hole; 812. a threaded hole; 813. a main body; 82. a first connection hole; 83. a tube bundle; 84. a baffle plate; 85. a box body; 86. a second connection hole; 87. a third connection hole; 88. a fourth connection hole; 9. an ear rack; 10. an exhaust port; 11. a second connecting pipe; 12. a first liquid outlet pipe; 13. a second liquid inlet pipe.

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. 1-5, the present invention provides a technical solution: a tube plate heat exchanger comprises a first connecting tube 4 and a first liquid inlet tube 5, wherein a first liquid inlet tube 5 is arranged on the surface side of the upper end of the first connecting tube 4, the first liquid inlet tube 5 is connected to the surface side of the upper end of the first connecting tube 4 in a welding mode, the first connecting tube 4 is connected with the first liquid inlet tube 5 in a welding mode, a connecting flange 6 is arranged at the right end of the first connecting tube 4, the connecting flange 6 is connected to the right end of the first connecting tube 4 through bolts, the first connecting tube 4 is fixedly connected with the connecting flange 6 through bolts, a tube box 8 is arranged at the right end of the connecting flange 6, the oil inlet pressure of the tube box 8 is less than one megapascal, the oil temperature of the oil inlet of the tube box 8 is lower than seventy degrees, the water inlet pressure of the tube box 8 is less than five megapascals at zero, the water inlet temperature of the tube box 8, the heat exchange coefficient of oil temperature drop of more than eight degrees under the working condition that the oil-water flow ratio of oil in the pipe box 8 is five times a bit higher than three hundred Kcal/m2. h.degree.C, the pipe box 8 is connected at the right end of the connecting flange 6 through a bolt, the connecting flange 6 is fixedly connected with the pipe box 8 through a bolt, the left side of the upper end of the pipe box 8 is provided with a second liquid outlet pipe 7, the second liquid outlet pipe 7 is connected at the left side of the upper end of the pipe box 8 through welding, the second liquid outlet pipe 7 is connected with the pipe box 8 through welding, the surface end of the upper end of the pipe box 8 at the axle center is provided with an ear frame 9, the ear frame 9 is connected with the surface side of the upper end of the pipe box 8 through welding, the right side of the upper end of the pipe box 8 is provided with an air outlet 10, the air outlet 10 is connected with, the two supporting bases 1 are respectively symmetrically arranged on the surface sides of the left end and the right end of the lower end of the pipe box 8, the two supporting bases 1 are respectively connected with the pipe box 8 through welding, the surface sides of the lower ends of the two supporting bases 1 are respectively provided with anti-skid stripes, and the friction force can be increased through the arrangement of the anti-skid stripes,

the tube plate heat exchanger comprises two support bases 1, the height of the two support bases 1 is twenty centimeters, the two support bases 1 are respectively the same with the distance from the left end and the right end of the lower end of a tube box 8, the support bases 1 are connected to the lower end of the tube box 8 through welding, the tube box 8 is connected with the support bases 1 through welding, a second connecting tube 11 is arranged at the right end of the tube box 8, the second connecting tube 11 is fixedly connected to the right end of the tube box 8 through bolts, the tube box 8 is fixedly connected with the second connecting tube 11 through bolts, a first liquid outlet tube 12 is arranged at the lower end of the second connecting tube 11, the first liquid outlet tube 12 is connected to the lower end of the second connecting tube 11 through welding, the second connecting tube 11 is connected with the first liquid outlet tube 12 through welding, a liquid outlet 2 is arranged on the left side of the lower end of the tube box 8, The tube bundle 83, the baffle plate 84, the box body 85, the second connecting hole 86, the third connecting hole 87 and the fourth connecting hole 88, the left end and the right end of the box body 85 are respectively provided with a tube plate 81, the tube plate 81 comprises a tube bundle connecting hole 811, threaded holes 812 and a main body 813, eight threaded holes 812 are arranged on the periphery of the surface end in the main body 813, the threaded holes 812 are totally eight, better connection can be realized through the arrangement of the eight threaded holes 812, the eight threaded holes 812 are all hollow holes, the eight threaded holes 812 are respectively symmetrically arranged on the periphery in the main body 813, inner threaded grooves are respectively arranged in the eight threaded holes 812, the cross-sectional diameters of the eight threaded holes 812 are all the same, the eight threaded holes 812 are respectively symmetrically arranged on the surface end in the main body 813, the eight threaded holes 812 are connected with the main body 813 in a penetrating manner, the axis of the surface end in the main body 813 is provided with the tube, the tube bundle connecting hole 811 is connected to the axis of the front surface side of the main body 813 by sleeving, the tube bundle connecting hole 811 is connected to the main body 813 by sleeving, the tube sheet 81 is fixedly connected to the connecting flange 6 by a bolt through a threaded hole 812, the tube sheets 81 on both sides are respectively connected to the box body 85 by sleeving, the left side of the upper end of the inner part of the box body 85 is provided with a first connecting hole 82, the first connecting hole 82 is connected to the box body 85 by sleeving, the right end of the surface side of the upper end of the box body 85 is provided with a second connecting hole 86, the second connecting hole 86 is connected to the box body 85 by sleeving, the left side of the lower end of the box body 85 is provided with a fourth connecting hole 88, the fourth connecting hole 88 is connected to the box body 85 by sleeving, the inner part of the right side of the lower end,

the tube plate heat exchanger comprises a tube bundle 83, the tube bundle 83 is connected inside a box body 85 in a penetrating mode, the box body 85 is connected with the tube bundle 83 in a sleeved mode, a baffle plate 84 is arranged at the surface end of the outer side of the tube bundle 83, the baffle plate 84 is connected with the tube bundle 83 in a sleeved mode, a tube box 8 is fixedly connected with a first connecting tube 4 through a box body 85 through bolts, a liquid discharge port 2 is connected with the tube box 8 in a welded mode, the liquid discharge port 2, a first liquid inlet tube 5, a second liquid outlet tube 7, an exhaust port 10, sealing gaskets are arranged at the surface ends of the first liquid outlet tube 12 and the second liquid inlet tube 13, therefore connection can be more stable, the first liquid inlet tube 5 and the first liquid outlet tube 12 are respectively connected with the first connecting tube 4 and the second connecting tube 11 in a welded mode, the first liquid inlet tube 5 and the first liquid outlet tube 12 are a circulating pipeline, the liquid discharge port 2, the second liquid outlet, the second liquid outlet pipe 7 and the second liquid inlet pipe 13 are a circulation pipeline, the right side of the lower end of the pipe box 8 is provided with the second liquid inlet pipe 13, the second liquid inlet pipe 13 is connected with the right side of the lower end of the pipe box 8 through welding, the second liquid inlet pipe 13 is connected with the pipe box 8 through welding, the surface side of the left end of the pipe box 8 is provided with the turbidity detecting instrument 3, the turbidity detecting instrument 3 comprises a detecting probe 31, a detecting sensor 32, a wiring end 33, a connecting wire 34, a display 35 and an overflow pipe 36, the right end of the detecting probe 31 is provided with the detecting sensor 32, the detecting sensor 32 is connected with the right end of the detecting probe 31 through sleeving, the detecting sensor 32 is connected with the detecting probe 31 through sleeving, the upper end of the detecting sensor 32 is provided with the wiring end 33, the wiring end 33 is connected with the upper end of the detecting sensor 32 through, the right side of the lower end of the detection sensor 32 is provided with an overflow pipe 36, the overflow pipe 36 is connected to the lower side of the right end of the detection sensor 32 through a sleeve, the overflow pipe 36 is connected with the detection sensor 32 through a sleeve, the right end of the detection sensor 32 is provided with a connecting line 34, the connecting line 34 is electrically connected with the detection sensor 32, the right end of the connecting line 34 is provided with a display 35, the display 35 comprises a body 351, a display 352, an operation key 353 and a starting key 354, the surface side of the front end of the body 351 is provided with the display 352, the display 352 is connected with the body 351 through a sleeve, the right side of the lower end of the display 352 is provided with the operation key 353, the operation key 353 is connected with the body 351 through a sleeve, the left end of the operation key 353 is provided with the starting key 354, the starting key 354 is connected with the body 351 through a, the display 35 is electrically connected to the right end of the connecting line 34, the display 35 is electrically connected to the connecting line 34, and the turbidity detecting instrument 3 is fixedly connected to the tube box 8 through the detecting sensor 32 and the bolts.

The utility model discloses a theory of operation and use flow: after the utility model is installed, whether the machine can work normally is checked at first, whether the connection between the plug and the socket on the electric wire is finished is checked, if abnormal noise occurs, the machine is closed immediately, the maintenance of a professional is waited, when the heat exchanger is used, all accessories and instruments are checked before starting, whether all the accessories and instruments are damaged is observed, whether the joints among all the components are tight or not is checked, if all the components are normal, the first liquid inlet pipe 5 in the pipeline of the heat exchanger is unscrewed at the moment, so that liquid is injected into the first liquid inlet pipe 5, the liquid entering the first liquid inlet pipe 5 is a cold water source, the liquid injected from the first liquid inlet pipe 5 enters the first connecting pipe 4, then the pipe plate 81 inside the pipe box 8 enters the pipe bundle 83, and the second liquid inlet pipe 13 is opened simultaneously, the liquid entering the second liquid inlet pipe 13 is a hot water source, so that the liquid entering the second liquid inlet pipe 13 is discharged from the second liquid outlet pipe 7 under the action of the baffle plate 84 inside the pipe box 8, the cold water source inside the first liquid inlet pipe 5 is transported to the inside of the second connecting pipe 11 under the action of the pipe bundle 83 and is discharged from the first liquid outlet pipe 12, so that the cooled liquid is guided by the spiral baffle plate 84 to flow spirally and uniformly, the heat exchange effect is greatly improved, the pressure loss is reduced, meanwhile, the detection of the residue inside the pipe box 8 is performed through the detection probe 31 inside the turbidity detection instrument 3, the residue of impurities inside the box 85 can be detected in real time through the turbidity detection instrument 3 when the heat exchanger is in operation, and the detected structure is displayed through the display screen 352 at the surface end of the display 35, and when the data in the display 35 is greater than a limit value, the display 35 will remind the operator to process the data in time, so as to avoid excessive residues in the pipe box 8, so as to detect the turbidity of the impurities in the pipe box 8 in real time, and thus the data detected by the turbidity detector 3 can be used by the operator to effectively set up the cleaning work, so as to avoid resource waste, when cleaning is to be performed, the inner walls of the first connecting pipe 4 and the second connecting pipe 11 are washed at high speed by clean water, then the components are washed by trichloroethylene solution, so that the cleaning solution circularly flows in the heat exchanger pipe box 8, preferably, the flowing direction is opposite to the oil flow direction, and the pressure is not greater than zero six megapascals, the washing time depends on the dirt, and finally, the clean water is injected until the clean water source flows out, so that the washing work of the pipe box 8 is completed, and the use of the equipment is completed.

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. Tube sheet heat exchanger, including first connecting pipe (4) and first feed liquor pipe (5), its characterized in that: the table side of the upper end of first connecting pipe (4) is provided with first feed liquor pipe (5), first feed liquor pipe (5) passes through welded connection at the table side of the upper end of first connecting pipe (4), first connecting pipe (4) passes through welded connection with first feed liquor pipe (5), the right-hand member of first connecting pipe (4) is provided with flange (6), flange (6) passes through bolted connection at the right-hand member of first connecting pipe (4), first connecting pipe (4) passes through bolt fixed connection with flange (6), the right-hand member of flange (6) is provided with pipe case (8), pipe case (8) passes through bolted connection at the right-hand member of flange (6), flange (6) passes through bolt fixed connection with pipe case (8), the left side of the upper end of pipe case (8) is provided with second drain pipe (7), the second liquid outlet pipe (7) is connected to the left side of the upper end of the pipe box (8) in a welded mode, the second liquid outlet pipe (7) is connected with the pipe box (8) in a welded mode, an ear frame (9) is arranged at the surface end of the axis of the upper end of the pipe box (8), the ear frame (9) is connected to the surface side of the upper end of the pipe box (8) in a welded mode, the ear frame (9) is connected with the pipe box (8) in a welded mode, an exhaust port (10) is arranged on the right side of the upper end of the pipe box (8), the exhaust port (10) is connected to the right side of the upper end of the pipe box (8) in a welded mode, the pipe box (8) is connected with the exhaust port (10) in a welded mode, a supporting base (1) is arranged at the axis of the lower end of the pipe box (8), the pipe box (8) is connected, the right end of the pipe box (8) is provided with a second connecting pipe (11), the second connecting pipe (11) is fixedly connected to the right end of the pipe box (8) through a bolt, the pipe box (8) is fixedly connected with the second connecting pipe (11) through a bolt, the lower end of the second connecting pipe (11) is provided with a first liquid outlet pipe (12), the first liquid outlet pipe (12) is connected to the lower end of the second connecting pipe (11) through welding, the second connecting pipe (11) is connected with the first liquid outlet pipe (12) through welding, the left side of the lower end of the pipe box (8) is provided with a liquid outlet (2), the liquid outlet (2) is connected to the lower end of the pipe box (8) through welding, the liquid outlet (2) is connected with the pipe box (8) through welding, the right side of the lower end of the pipe box (8) is provided with a second liquid inlet pipe (13), the second liquid inlet pipe (13) is connected to the right side, the second liquid inlet pipe (13) is connected with the pipe box (8) in a welding manner, a turbidity detecting instrument (3) is arranged on the surface side of the left end of the pipe box (8), the turbidity detecting instrument (3) comprises a detecting probe (31), a detecting sensor (32), a wiring end (33), a connecting wire (34), a display (35) and an overflow pipe (36), the right end of the detecting probe (31) is provided with the detecting sensor (32), the detecting sensor (32) is connected with the right end of the detecting probe (31) in a sleeved manner, the detecting sensor (32) is connected with the detecting probe (31) in a sleeved manner, the upper end of the detecting sensor (32) is provided with the wiring end (33), the wiring end (33) is connected with the upper end of the detecting sensor (32) in a sleeved manner, the detecting sensor (32) is connected with the wiring end (33) in a sleeved manner, the right side of the lower extreme that detects inductor (32) is provided with overflow pipe (36), overflow pipe (36) are connected at the downside that detects the right-hand member of inductor (32) through cup jointing, overflow pipe (36) are connected through cup jointing with detection inductor (32), the right-hand member that detects inductor (32) is provided with connecting wire (34), connecting wire (34) and detection inductor (32) pass through electric connection, the right-hand member of connecting wire (34) is provided with display (35), display (35) are connected at the right-hand member of connecting wire (34) through electric connection, display (35) and connecting wire (34) pass through electric connection, turbidity detector (3) pass through bolt fixed connection through detection inductor (32) and pipe case (8).

2. The tube-sheet heat exchanger of claim 1, wherein: the display (35) comprises a body (351), a display screen (352), an operation key (353) and a starting key (354), wherein the display screen (352) is arranged on the surface side of the front end of the body (351), the display screen (352) is connected with the body (351) in a sleeved mode, the operation key (353) is arranged on the right side of the lower end of the display screen (352), the operation key (353) is connected with the body (351) in a sleeved mode, the starting key (354) is arranged at the left end of the operation key (353), the starting key (354) is connected with the body (351) in a sleeved mode, and the display (35) is electrically connected with the connecting line (34) through the body (351).

3. The tube-sheet heat exchanger of claim 1, wherein: the tube box (8) comprises tube plates (81), first connecting holes (82), tube bundles (83), baffle plates (84), a box body (85), second connecting holes (86), third connecting holes (87) and fourth connecting holes (88), wherein the left end and the right end of the box body (85) are respectively provided with one tube plate (81), the tube plates (81) on the two sides are respectively connected with the box body (85) in a sleeved mode, the left side of the upper end of the inside of the box body (85) is provided with the first connecting hole (82), the first connecting hole (82) is connected with the box body (85) in a sleeved mode, the right end of the surface side of the upper end of the box body (85) is provided with the second connecting holes (86), the second connecting holes (86) are connected with the box body (85) in a sleeved mode, the left side of the lower end of the box body (85) is provided with the fourth connecting holes (88), and the fourth connecting holes (88, the utility model discloses a solar water heater, including box (85), third connecting hole (87) are provided with in the inside on the right side of the lower extreme of box (85), third connecting hole (87) are connected through cup jointing with box (85), the inside of box (85) is provided with tube bank (83), tube bank (83) are through the inside of through connection in box (85), box (85) are connected through cup jointing with tube bank (83), the table end in the outside of tube bank (83) is provided with baffling board (84), baffling board (84) are connected through cup jointing with tube bank (83), pipe case (8) pass through box (85) and pass through bolt fixed connection with first connecting pipe (4).

4. The tube-sheet heat exchanger of claim 3, wherein: the constitution of tube sheet (81) is including tube bank connecting hole (811), screw hole (812) and main part (813), a week department of the inside table end of main part (813) is provided with eight screw holes (812), eight screw hole (812) are the inside table end of symmetry setting in main part (813) respectively, eight screw hole (812) and main part (813) are through connection, the axle center department of the inside table end of main part (813) is provided with tube bank connecting hole (811), tube bank connecting hole (811) are through cup jointing the axle center department of the table side of connecting at the front end of main part (813), tube bank connecting hole (811) are through cup jointing with main part (813) and are connected, tube sheet (81) pass through bolt and flange (6) fixed connection through screw hole (812).

5. The tube-sheet heat exchanger of claim 1, wherein: support base (1) and be provided with two altogether support base (1) and be the table side at both ends about the symmetry sets up at the lower extreme of pipe case (8) respectively, two support base (1) respectively with pipe case (8) through welded connection, two the table side of the lower extreme of supporting base (1) respectively is provided with anti-skidding stripe, two the height of supporting base (1) is twenty centimetres, two it is the same apart from the interval at both ends about the lower extreme of pipe case (8) respectively to support base (1).

6. The tube-sheet heat exchanger of claim 1, wherein: the utility model discloses a liquid discharging port, including first liquid inlet pipe (2), first liquid inlet pipe (5), second liquid outlet pipe (7), gas vent (10), first liquid outlet pipe (12) and second liquid inlet pipe (13), the table end of first liquid inlet pipe (5) and first liquid outlet pipe (12) all is provided with sealed the pad, first liquid inlet pipe (5) and first liquid outlet pipe (12) pass through welded connection with first connecting pipe (4) and second connecting pipe (11) respectively, first liquid inlet pipe (5) are a circulation pipeline with first liquid outlet pipe (12), liquid discharging port (2), second liquid outlet pipe (7), gas vent (10) and second liquid inlet pipe (13) pass through welded connection with pipe case (8) respectively, second liquid outlet pipe (7) are a circulation pipeline with second liquid inlet pipe (13).

7. The tube-sheet heat exchanger of claim 1, wherein: the oil inlet pressure of the tube box (8) is less than one megapascal, the oil temperature of the oil inlet of the tube box (8) is lower than seventy degrees, the water inlet pressure of the tube box (8) is less than zero and five megapascals, the temperature of the water inlet of the tube box (8) is lower than thirty degrees, the viscosity of oil products of the tube box (8) is less than fifty square meters per second, and the heat exchange coefficient of the oil water flow of the oil products of the tube box (8) which is more than eight degrees of oil temperature drop under the working condition of one point and five times is more than three hundred Kcal/m2.h.

8. The tube-sheet heat exchanger of claim 4, wherein: threaded hole (812) are provided with eight totally, eight threaded hole (812) are inside hollow hole, eight threaded hole (812) are symmetry respectively and set up in the inside a week department of main part (813), eight the inside of threaded hole (812) all is provided with the internal thread groove, eight the cross-sectional diameter of threaded hole (812) is all the same.