Strong circulation evaporator

Abstract

The utility model relates to the technical field of evaporators, in particular to a strong circulation evaporator. The heat exchanger comprises a machine shell, a heat exchanger fixedly arranged in the machine shell, and a liquid inlet pipe arranged at the top end of the heat exchanger in a communicating mode. The circulating water pump is arranged on one side of the heat exchanger and communicates with the heat exchanger, the first transmission pipe and the second transmission pipe are arranged between the heat exchanger and the circulating water pump in a communicating mode, the separator is arranged on one side of the heat exchanger and communicates with the heat exchanger, and the compressor is arranged on one side of the heat exchanger and communicates with the heat exchanger. The first conveying assemblies are arranged on the first conveying pipe and the second conveying pipe at intervals in the pipe body length direction of the first conveying pipe and the second conveying pipe, and the corner conveying assemblies are arranged at the corners of the first conveying pipe and the second conveying pipe. The utility model aims to provide a strong-circulation evaporator so as to accelerate the movement of a high-concentration solution in a pipeline and prevent the solution from being accumulated to block an accumulation pipeline as much as possible.

Description

TECHNICAL FIELD

[0001] The utility model relates to evaporator technical field especially relates to a kind of strong circulation evaporator. BACKGROUND

[0002] Evaporator is one of important components in refrigeration system, mainly relies on the forced flow generated by additional power to make solution circulate in equipment, when circulating liquid flows through heat exchanger, is heated, then when the pressure of separator reduces, part evaporates, and secondary steam after evaporation enters next effect evaporator and is heated.

[0003] In order to let the purity of the output finished product improve, usually make the concentration of material in pipeline as high as possible, therefore when processing solution of big viscosity, easy to scale or easy to crystallize, it is extremely possible that pipeline inside is blocked by thick liquid.

[0004] Therefore, how to design a kind of strong circulation evaporator to solve the above technical problem is the technical problem to be solved. CONTENT OF UTILITY MODEL

[0005] In order to solve the above problem, the purpose of the utility model is to provide a kind of strong circulation evaporator, to speed up the movement of high-concentration solution in pipeline, avoid solution accumulation and block pipeline as far as possible.

[0006] To achieve the above object, the utility model discloses the following technical scheme: including the casing, the heat exchanger of fixedly established in the casing, the liquid inlet pipe of intercommunication established in the top of heat exchanger, the circulating water pump of intercommunication established in heat exchanger one side and heat exchanger, the first transmission pipe and second transmission pipe of intercommunication established between heat exchanger and circulating water pump, the separator of intercommunication established in heat exchanger one side and heat exchanger, the compressor of intercommunication established in heat exchanger one side and heat exchanger, the first transmission assembly of being arranged in the first transmission pipe and second transmission pipe and along the first transmission pipe and second transmission pipe pipe body length direction interval of being established on the first transmission pipe and second transmission pipe and the corner transmission assembly of being established in the first transmission pipe and second transmission pipe corner, the first transmission assembly all includes first drive motor, first rotating shaft, first straight tooth bevel gear, first driven straight tooth bevel gear, first helical shaft, second helical shaft, connecting shaft and support rod, first drive motor solid is established in the first transmission pipe and second transmission pipe outside, first rotating shaft one end is connected with first drive motor output shaft output end and the other end extends to the pipe in through the pipe wall, first straight tooth bevel gear is fixedly established in first rotating shaft movable end end, first driven bevel gear is fixedly sleeved in the connecting shaft outer wall and first driven bevel gear is engaged with first straight tooth bevel gear, first helical shaft and second helical shaft are fixedly connected with the connecting shaft front and rear two ends respectively, support rod is rotatably established in first helical shaft and second helical shaft movable end end respectively, corner transmission assembly includes second drive motor, third helical shaft, second straight tooth bevel gear, fourth helical shaft, second driven straight tooth bevel gear and support column, second drive motor is fixedly established in the first transmission pipe and second transmission pipe outside, third helical shaft is established in the pipe, third helical shaft one end is connected with second drive motor output end through the pipe wall, second straight tooth bevel gear is fixedly sleeved in the third helical shaft outer wall, second driven straight tooth bevel gear is fixedly established in fourth helical shaft one end end outer wall, and second driven straight tooth bevel gear is engaged with second straight tooth bevel gear, support column is rotatably established in third helical shaft and fourth helical shaft movable end end respectively.

[0007] Further, the top of the liquid inlet pipe extends to the outside of the casing through the top of the casing.

[0008] Further, the heat exchanger and the bottom of the separator are both provided with a slag discharge pipe, which extends to the outside of the casing through the bottom of the casing.

[0009] Further, the helical directions of the first helical shaft and the second helical shaft are the same, and the helical directions are the same as the liquid flow direction.

[0010] Further, the first driven straight tooth bevel gear and the second driven straight tooth bevel gear are both provided with a plurality of through holes on the surfaces thereof for facilitating the passage of liquid.

[0011] The utility model has the advantages of the following:

[0012] 1, the utility model discloses a first transmission subassembly and corner transmission subassembly are set up to the concentrated slurry after evaporation flows along the pipeline direction under the helical pushing effect of first helical shaft, second helical shaft, third helical shaft and fourth helical shaft, avoid concentrated slurry and the slurry after cooling to accumulate and block the pipeline when thick concentrated slurry flows along the pipeline direction, influence circulation efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is internal structure schematic view of the utility model;

[0014] Figure 2 It is the utility model Figure 1 It is cross section schematic view of A place in the utility model;

[0015] Figure 3 It is the first transmission pipe cross section schematic view of the utility model.

[0016] REFERENCE SIGNS:

[0017] 1-casing;

[0018] 2-heat exchanger, 21-liquid inlet pipe, 22-discharge pipe;

[0019] 3-circulating water pump;

[0020] 4-first transmission pipe;

[0021] 5-second transmission pipe;

[0022] 6-separator;

[0023] 7-compressor;

[0024] 8-first transmission subassembly, 81-first drive motor, 82-first rotating shaft, 83-first straight tooth cone gear, 84-first driven straight tooth cone gear, 841-through hole, 85-first helical shaft, 86-second helical shaft, 87-connecting shaft, 88-supporting rod;

[0025] 9-corner transmission subassembly, 91-second drive motor, 92-third helical shaft, 93-second straight tooth cone gear, 94-fourth helical shaft, 95-second driven bevel gear, 96-supporting column. DETAILED DESCRIPTION

[0026] The utility model will be further explained in detail in connection with the drawings and specific embodiment:

[0027] Reference Figures 1-3As shown, the scheme includes a casing 1, a heat exchanger 2 fixedly arranged in the casing 1, a liquid inlet pipe 21 communicated with the top end of the heat exchanger 2, a circulating water pump 3 arranged on one side of the heat exchanger 2 and communicated with the heat exchanger 2, a first transmission pipe 4 and a second transmission pipe 5 communicated between the heat exchanger 2 and the circulating water pump 3, a separator 6 arranged on one side of the heat exchanger 2 and communicated with the heat exchanger 2, a compressor 7 arranged on one side of the heat exchanger 2 and communicated with the heat exchanger 2, a plurality of first transmission assemblies 8 arranged on the first transmission pipe 4 and the second transmission pipe 5 and spaced along the length direction of the first transmission pipe 4 and the second transmission pipe 5, and a corner transmission assembly 9 arranged at the corner of the first transmission pipe 4 and the second transmission pipe 5.

[0028] The first transmission assembly 8 includes a first driving motor 81, a first rotating shaft 82, a first straight tooth cone gear 83, a first driven straight tooth cone gear 84, a first spiral shaft 85, a second spiral shaft 86, a connecting shaft 87, and a support rod 88. The first driving motor 81 is fixedly arranged outside the first transmission pipe 4 and the second transmission pipe 5. One end of the first rotating shaft 82 is connected with the output shaft of the first driving motor 81, and the other end extends into the pipe through the pipe wall. The first straight tooth cone gear 83 is fixedly arranged at the active end of the first rotating shaft 82. The first driven cone gear is fixedly sleeved on the outer peripheral wall of the connecting shaft 87, and the first driven cone gear is in meshing connection with the first straight tooth cone gear 83. The first spiral shaft 85 and the second spiral shaft 86 are respectively fixedly connected with the front and rear ends of the connecting shaft 87. The support rod 88 is rotatably arranged at the active end of the first spiral shaft 85 and the second spiral shaft 86.

[0029] The corner transmission assembly 9 includes a second driving motor 91, a third spiral shaft 92, a second straight tooth cone gear 93, a fourth spiral shaft 94, a second driven straight tooth cone gear 95, and a support column 96. The second driving motor 91 is fixedly arranged outside the first transmission pipe 4 and the second transmission pipe 5. The third spiral shaft 92 is arranged in the pipe, one end of the third spiral shaft 92 is connected with the output end of the second driving motor 91 through the pipe wall, the second straight tooth cone gear 93 is fixedly sleeved on the outer peripheral wall of the third spiral shaft 92, the second driven straight tooth cone gear 95 is fixedly arranged on the outer peripheral wall of one end of the fourth spiral shaft 94, and the second driven straight tooth cone gear 95 is in meshing connection with the second straight tooth cone gear 93, and the support column 96 is rotatably arranged at the active end of the third spiral shaft 92 and the fourth spiral shaft 94.

[0030] Further, the top end of the liquid inlet pipe 21 extends to the outside of the casing 1 through the top of the casing 1.

[0031] The heat exchanger 2 and the bottom of the separator 6 are both communicated with a slag discharge pipe 22, and the slag discharge pipe 22 extends to the outside of the casing 1 through the bottom of the casing 1.

[0032] Further, the first helical shaft 85 and the second helical shaft 86 have the same helical direction, and the helical direction is the same as the liquid flow direction.

[0033] The first driven spur bevel gear 8484 and the second driven spur bevel gear 95 are both provided with through holes 841 on the surfaces thereof, so that the liquid can pass through the through holes 841, and the liquid flow is not hindered.

[0034] The working principle is as follows:

[0035] During the working, the circulating water pump 3 and the compressor 7 are started, the solution to be separated is introduced into the heat exchanger 2 through the liquid inlet pipe 21, the heat in the heat exchanger 2 is absorbed by the solution to be separated, so that the solution to be separated generates steam, the steam enters the separator, and then is transported back to the heat exchanger 2 by the compressor 7, so as to be used as the heat source for the evaporator circulation.

[0036] At this time, the circulating pump draws the solution at the bottom of the heat exchanger 2 back, the solution enters the heat exchanger 2 along the first transmission pipe 4 and the second transmission pipe 5, and when the solution passes through the first helical shaft 85, the second helical shaft 86, the third helical shaft 92 and the fourth helical shaft 94, the helical shafts rotate to push and pull the solution, so that the solution moves along the helical direction of the helical shafts, the movement of the solution is accelerated, and the solution is prevented from accumulating on the inner wall of the pipe.

[0037] The above merely describes the specific implementation of the present application, and does not limit the patent range of the present application, and any equivalent structural transformation or direct or indirect application in other related technical fields based on the content of the present application is also included in the patent protection range of the present application.

Claims

1. A high circulation evaporator characterized by: The application relates to a heat exchanger, which comprises a casing (1), a heat exchanger (2) fixedly arranged in the casing (1), a liquid inlet pipe (21) communicated with the top end of the heat exchanger (2), a circulating water pump (3) arranged on one side of the heat exchanger (2) and communicated with the heat exchanger (2), a first transmission pipe (4) and a second transmission pipe (5) communicated between the heat exchanger (2) and the circulating water pump (3), a separator (6) arranged on one side of the heat exchanger (2) and communicated with the heat exchanger (2), a compressor (7) arranged on one side of the heat exchanger (2) and communicated with the heat exchanger (2), a plurality of first transmission assemblies (8) arranged on the first transmission pipe (4) and the second transmission pipe (5) and spaced along the length direction of the first transmission pipe (4) and the second transmission pipe (5), and a corner transmission assembly (9) arranged at the corner of the first transmission pipe (4) and the second transmission pipe (5). The first transmission assembly (8) comprises a first driving motor (81), a first rotating shaft (82), a first straight-toothed bevel gear (83), a first driven straight-toothed bevel gear (84), a first spiral shaft (85), a second spiral shaft (86), a connecting shaft (87) and a supporting rod (88). The first driving motor (81) is fixedly arranged outside the first transmission pipe (4) and the second transmission pipe (5), one end of the first rotating shaft (82) is connected with the output shaft of the first driving motor (81), and the other end of the first rotating shaft (82) extends into the pipe through the pipe wall. The first straight-toothed bevel gear (83) is fixedly arranged at the movable end of the first rotating shaft (82), the first driven straight-toothed bevel gear is fixedly arranged on the outer wall of the connecting shaft (87), and the first driven straight-toothed bevel gear is connected with the first straight-toothed bevel gear (83). The first spiral shaft (85) and the second spiral shaft (86) are respectively fixedly connected with the front and rear ends of the connecting shaft (87). The supporting rod (88) is rotatably arranged at the movable end of the first spiral shaft (85) and the second spiral shaft (86). The corner transmission assembly (9) comprises a second driving motor (91), a third spiral shaft (92), a second straight-toothed bevel gear (93), a fourth spiral shaft (94), a second driven straight-toothed bevel gear (95) and a supporting column (96). The second driving motor (91) is fixedly arranged outside the first transmission pipe (4) and the second transmission pipe (5). The third spiral shaft (92) is arranged in the pipe, one end of the third spiral shaft (92) is connected with the output end of the second driving motor (91) through the pipe wall, the second straight-toothed bevel gear (93) is fixedly arranged on the outer wall of the third spiral shaft (92), the second driven straight-toothed bevel gear (95) is fixedly arranged on the outer wall of one end of the fourth spiral shaft (94), and the second driven straight-toothed bevel gear (95) is connected with the second straight-toothed bevel gear (93). The supporting column (96) is rotatably arranged at the movable end of the third spiral shaft (92) and the fourth spiral shaft (94).

2. A high circulation evaporator according to claim 1, characterized in that: The top end of the liquid inlet pipe (21) extends to the outside of the casing (1) through the top of the casing (1).

3. A high recirculation evaporator according to claim 1, characterized in that: The heat exchanger (2) and the bottom of the separator (6) are communicated with a slag discharge pipe (22), which extends through the bottom of the casing (1) to the outside of the casing (1).

4. A high recirculation evaporator according to claim 1, characterized in that: The first helical shaft (85) and the second helical shaft (86) have the same helical direction, and the helical direction is the same as the liquid flow direction.

5. A high-cycle evaporator according to claim 1, characterized in that: The first driven spur bevel gear (84) (84) and the second driven spur bevel gear (95) are both provided with a plurality of through holes (841) on the surfaces thereof, which facilitate the passage of liquid.

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