Double-effect falling film evaporator convenient to clean

Abstract

The utility model discloses a double-effect falling film evaporator convenient to clean, which relates to the technical field of evaporation equipment, and comprises a middle tank body, end tank bodies and second butt joint rings, the outer walls of the two end tank bodies are fixedly connected with first butt joint rings, and the two second butt joint rings are positioned between the two first butt joint rings. The second butt joint ring makes contact with the outer wall of the first butt joint ring, and the first butt joint ring is provided with a butt joint mechanism used for being conveniently and fixedly connected with the second butt joint ring in a butt joint mode. By means of the butt joint mechanism, rapid and accurate butt joint and locking fixing between the middle tank body and the end tank body can be achieved, the structural stability and the use safety of the butt joint tank bodies can be effectively guaranteed, material leakage or equipment faults caused by loose connection are prevented, and the butt joint tank can be disassembled rapidly and conveniently. And the inner walls of the middle tank body and the end tank body are comprehensively cleaned and maintained, so that the efficiency of cleaning and maintaining the double-effect falling film evaporator can be further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to evaporative equipment technical field, concretely is a double -effect falling film evaporator convenient to wash. BACKGROUND

[0002] Double -effect falling film evaporator is a kind of high -efficient energy -conserving evaporative equipment based on the principle of multiple effect evaporation, by cascading two containing heating chamber, cloth membrane ware, separating chamber's falling film evaporation unit, using the secondary steam generated by the first evaporator as the heat source of the second evaporator, to realize the steam heat energy one investment, twice reuse.

[0003] Double -effect falling film evaporator when using, liquid by distribution device evenly distributes to the heat exchange tube, under the action of gravity, vacuum induction and airflow, form uniform liquid film and flow from top to bottom, shell side heating medium heats liquid film and makes it vaporize, the secondary steam generated can be used as the heating heat source of next effect, realize the cascade utilization of energy, significantly reduce the energy consumption of unit product.

[0004] But as the existing double -effect falling film evaporator generally uses a large number of fastener (for example bolt, nut etc.) to assemble, this can lead to when carrying out periodic cleaning maintenance to equipment, need to repeatedly dismount to multiple fastener, cause the efficiency of cleaning maintenance to equipment to be poor, in order to further improve the efficiency of cleaning maintenance to double -effect falling film evaporator, now provide a kind of double -effect falling film evaporator convenient to wash. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of double -effect falling film evaporator convenient to wash to solve the problems in the background art.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A kind of double -effect falling film evaporator convenient to wash, including middle part tank body, the middle part tank body is symmetrically provided with two end part tank bodies, two the end part tank bodies are located at the upper and lower ends of middle part tank body respectively, the outer wall of middle part tank body is fixedly connected with two second butt rings, the outer wall of two the end part tank bodies is all fixedly connected with first butt ring, two the second butt rings are located between two first butt rings, the outer wall of second butt ring and first butt ring is in contact, the first butt ring is provided with the butt joint mechanism for being conveniently connected with the fixed second butt ring;

[0008] The butt joint mechanism includes: fixed ring fixedly connected on the outer wall of first butt ring, the outer wall of the end part tank body rotatably sleeved with limiting ring, the fixed ring rotatably sleeved on the outer wall of limiting ring, the limiting ring is rotatably connected with first butt ring;

[0009] The docking mechanism further comprises a rotating assembly arranged on the fixed ring;

[0010] The rotating assembly comprises a connecting rotating rod rotatably connected to the inside of the fixed ring, a top end of the connecting rotating rod is fixedly connected with a rotating disc through an end shaft, the rotating disc is located at one end of the fixed ring away from the second docking ring, and a handle is eccentrically arranged at one end of the rotating disc away from the connecting rotating rod;

[0011] The second docking ring is provided with a plug-in assembly for convenient plug-in connection with the first docking ring and the limiting rotating ring;

[0012] The connecting rotating rod is provided with a transmission assembly for driving the limiting rotating ring to rotate;

[0013] The fixed ring is provided with a locking assembly for locking and fixing the connecting rotating rod;

[0014] The limiting rotating ring is provided with a limiting assembly for limiting rotation of the limiting rotating ring;

[0015] The plug-in assembly comprises a plurality of docking plug rods fixedly connected at the top end of the second docking ring at equal intervals in the circumferential direction, the plurality of docking plug rods all penetrate into the inside of the first docking ring and the limiting rotating ring, the top end of each of the plurality of docking plug rods is fixedly connected with a docking plug block, the top end outer wall of the docking plug block is in the shape of a truncated cone, and the docking plug block penetrates to the outside of one end of the limiting rotating ring away from the first docking ring;

[0016] The first docking ring is provided with a docking slot at the joint position with the docking plug rod, the limiting rotating ring is provided with an arc-shaped sliding groove at the joint position with the docking plug block and the docking plug rod, and the limiting rotating ring is provided with a docking sleeve groove at one end of the arc-shaped sliding groove away from the docking plug block.

[0017] On the basis of the above technical scheme, the utility model further provides the following optional technical schemes:

[0018] In an optional scheme, the transmission assembly comprises a gear ring fixedly connected to the outer wall of the connecting rotating rod, the outer wall of the gear ring is meshingly connected with a gear rack, the gear rack is fixedly connected with the limiting rotating ring, and the gear rack is slidingly connected with the fixed ring.

[0019] In an optional scheme, the locking assembly comprises a knurled bolt arranged on the outer side of the fixed ring, the knurled bolt penetrates into the inside of the connecting rotating rod through the fixed ring, and the knurled bolt is threadedly connected with the fixed ring.

[0020] In an optional scheme, the limiting assembly comprises a connecting rotating ring fixedly connected to the inner wall of the limiting rotating ring, and the connecting rotating ring is rotatably connected with the end tank.

[0021] In an alternative: two of the end tank bodies are fixedly connected with a conveying pipe at one end away from the middle tank body, and the inner cavity of the conveying pipe and the inner cavity of the end tank body are mutually through.

[0022] Compared with the prior art, the utility model has the beneficial effects as follows:

[0023] The utility model discloses a docking mechanism can realize the quick accurate docking and locking of the middle tank body and the end tank body, not only can effectively ensure the structural stability and use safety of tank body after docking, prevent the material leakage or equipment failure caused by the connection slack, still can be through quick dismounting, the inner wall of middle tank body and end tank body is overall cleaned and maintained to the further efficiency of cleaning and maintaining to double -effect falling film evaporator can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is the structural schematic diagram of the utility model.

[0025] Figure 2 It is the internal structure schematic diagram of the middle tank body of the utility model.

[0026] Figure 3 It is the rack and pinion connection structure schematic diagram of the utility model.

[0027] Figure 4 It is the utility model Figure 2 It is the local amplification structure schematic diagram of middle A.

[0028] Mark annotation: 1, middle tank body;201, arc chute;202, docking sleeve groove;203, limit swivel ring;204, rack;205, turntable;206, connecting swivel rod;207, pinion;208, fixed ring;209, knurled bolt;2010, docking plug block;2011, docking plug rod;2012, connecting swivel ring;3, end tank body;4, conveying pipe;5, first docking ring;6, second docking ring. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical scheme and advantage of the utility model more clearly, the following is combined with the drawings and example, and the utility model is further detailed.

[0030] In one embodiment, as Figures 1-4As shown, a double-effect falling film evaporator convenient to clean, including the middle tank body 1, the middle tank body 1 on the symmetrical two end tank body 3, two end tank body 3 respectively in the upper and lower ends of the middle tank body 1, the outer wall of the middle tank body 1 is fixedly connected with two second butt joint ring 6, the outer wall of two end tank body 3 is fixedly connected with first butt joint ring 5, two second butt joint ring 6 is located between two first butt joint ring 5, the outer wall of second butt joint ring 6 and first butt joint ring 5 is in contact, the end of two end tank body 3 away from the middle tank body 1 is fixedly connected with the conveying pipe 4, the inner cavity of conveying pipe 4 and the inner cavity of end tank body 3 are mutually penetrated, first butt joint ring 5 is provided with butt joint mechanism for being convenient to butt joint fixed with second butt joint ring 6;

[0031] The butt joint mechanism comprises: a fixed ring 208 fixedly connected to the outer wall of the first butt joint ring 5, a limiting rotating ring 203 rotatably connected to the outer wall of the end tank body 3, the fixed ring 208 rotatably connected to the outer wall of the limiting rotating ring 203, the limiting rotating ring 203 rotatably connected to the first butt joint ring 5, the first butt joint ring 5 provided with a butt joint slot for sliding of the butt joint plug 2010 at the position where the first butt joint ring 5 is in contact with the butt joint plug 2011, the limiting rotating ring 203 provided with an arc-shaped sliding groove 201 for sliding of the butt joint plug 2010 and the butt joint plug 2011 at the position where the limiting rotating ring 203 is in contact with the butt joint plug 2010 and the butt joint plug 2011, and the limiting rotating ring 203 provided with a butt joint sleeve groove 202 for sliding of the butt joint plug 2010 at the end of the arc-shaped sliding groove 201 away from the butt joint plug 2010.

[0032] In the embodiment, when in use, the two end tank bodies 3 are placed in sequence at the upper and lower ends of the middle tank body 1, in the process, the first butt joint ring 5 is sleeved with the outer wall of the butt joint plug 2010 under the drive of the end tank body 3, and the limiting rotating ring 203 is sleeved with the outer wall of the butt joint plug 2010 through the butt joint sleeve groove 202, until the outer wall of the first butt joint ring 5 is in contact with the outer wall of the second butt joint ring 6, at this time, the butt joint mechanism can realize the butt joint limiting and locking of the first butt joint ring 5 and the second butt joint ring 6, so as to realize the convenient butt joint and fixing between the middle tank body 1 and the end tank body 3.

[0033] When it is necessary to clean and maintain the inner wall of the middle tank body 1 and the end tank body 3, at this time, the above operation is reversed, the end tank body 3 can be conveniently disassembled, so as to further improve the cleaning and maintenance efficiency of the double-effect falling film evaporator.

[0034] In one embodiment, as shown in the figure, Figures 2-4 The butt joint mechanism further comprises a rotating assembly arranged on the fixed ring 208.

[0035] The rotating assembly comprises a connecting rotating rod 206 rotatably connected inside the fixed ring 208, and a rotating disc 205 fixedly connected to the top end of the connecting rotating rod 206 through an end shaft, wherein the rotating disc 205 is located at one end of the fixed ring 208 away from the second docking ring 6, and a handle is eccentrically installed at the end of the rotating disc 205 away from the connecting rotating rod 206;

[0036] The second docking ring 6 is provided with a plug-in assembly for convenient plug-in connection with the first docking ring 5 and the limiting rotating ring 203;

[0037] The connecting rotating rod 206 is provided with a transmission assembly for driving the limiting rotating ring 203 to rotate;

[0038] The fixed ring 208 is provided with a locking assembly for locking and fixing the connecting rotating rod 206;

[0039] The limiting rotating ring 203 is provided with a limiting assembly for limiting the rotation of the limiting rotating ring 203;

[0040] The plug-in assembly comprises a plurality of docking rods 2011 fixedly connected at the top end of the second docking ring 6 at equal intervals in the circumferential direction, wherein the plurality of docking rods 2011 all penetrate into the inside of the first docking ring 5 and the limiting rotating ring 203, the top end of each of the plurality of docking rods 2011 is fixedly connected with a docking block 2010, the top end outer wall of the docking block 2010 is in the shape of a truncated cone, and the docking block 2010 penetrates to the outside of one end of the limiting rotating ring 203 away from the first docking ring 5;

[0041] The transmission assembly comprises a gear ring 207 fixedly connected to the outer wall of the connecting rotating rod 206, wherein the outer wall of the gear ring 207 is meshingly connected with a rack 204, the rack 204 is fixedly connected with the limiting rotating ring 203, and the rack 204 is slidingly connected with the fixed ring 208;

[0042] In one embodiment, as shown in Figures 1-4 The locking assembly comprises a knurled bolt 209 arranged outside the fixed ring 208, wherein the knurled bolt 209 penetrates into the inside of the connecting rotating rod 206 through the fixed ring 208, the knurled bolt 209 is threadedly connected with the fixed ring 208, and the connecting rotating rod 206 can be plug-in fixed through the knurled bolt 209, so as to effectively avoid the self-rotation of the limiting rotating ring 203 during use;

[0043] In one embodiment, as shown in Figures 2-4 The limiting assembly comprises a connecting rotating ring 2012 fixedly connected to the inner wall of the limiting rotating ring 203, wherein the connecting rotating ring 2012 is rotatably connected with the end portion of the pot body 3, and the limiting rotating ring 203 can be rotationally limited through the connecting rotating ring 2012.

[0044] The above embodiment discloses a double-effect falling film evaporator convenient to clean, wherein, in use, the two end tank bodies 3 are placed in the upper and lower ends of the middle tank body 1 in turn, in the process, the first abutting ring 5 is sleeved with the outer wall of the abutting plug 2010 under the driving of the end tank body 3, at the same time, the limiting rotating ring 203 is sleeved with the outer wall of the abutting plug 2010 through the abutting sleeve slot 202, until the outer wall of the first abutting ring 5 contacts with the outer wall of the second abutting ring 6, at this time, the rotating disc 205 is driven to rotate through the handle, at the same time, the gear ring 207 is driven to slide along the inner wall of the fixed ring 208 through the meshing of the connecting rotating rod 206 under the driving of the rotating disc 205, at this time, the limiting rotating ring 203 drives the connecting rotating ring 2012 to rotate along the inner wall of the end tank body 3 under the driving of the rack 204, at the same time, the limiting rotating ring 203 makes the abutting sleeve slot 202 and the abutting plug 2010 separate from each other through rotation, and drives the arc-shaped sliding slot 201 to slide along the outer wall of the abutting plug 2010 and the abutting plug 2011, until the inner wall of the end of the arc-shaped sliding slot 201 away from the abutting sleeve slot 202 contacts with the outer wall of the abutting plug 2010 and the abutting plug 2011, so that the preliminary abutting and limiting between the first abutting ring 5 and the second abutting ring 6 can be realized.

[0045] Then, the knurled bolt 209 is rotated and inserted into the inside of the connecting rotating rod 206, so that the connecting rotating rod 206 can be conveniently locked, so as to realize the convenient abutting and fixing between the middle tank body 1 and the end tank body 3, when the inner wall of the middle tank body 1 and the end tank body 3 needs to be cleaned and maintained, at this time, the above operation is reversed, so that the end tank body 3 can be conveniently disassembled, so that the efficiency of cleaning and maintaining the double-effect falling film evaporator can be further improved.

[0046] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed in the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A double-effect falling-film evaporator convenient to clean, comprising a middle tank body (1), two end tank bodies (3) are symmetrically arranged on the middle tank body (1), the two end tank bodies (3) are respectively located at the upper and lower ends of the middle tank body (1), the outer wall of the middle tank body (1) is fixedly connected with two second butt rings (6) in a symmetrical manner, the outer wall of each of the two end tank bodies (3) is fixedly connected with a first butt ring (5), the two second butt rings (6) are located between the two first butt rings (5), and the outer wall of the second butt ring (6) is in contact with the outer wall of the first butt ring (5), characterized in that, The first docking ring (5) is provided with a docking mechanism for convenient docking and fixing with the second docking ring (6); The docking mechanism comprises a fixed ring (208) fixedly connected to the outer wall of the first docking ring (5), the outer wall of the end tank (3) is rotatably sleeved with a limiting rotating ring (203), the fixed ring (208) is rotatably sleeved on the outer wall of the limiting rotating ring (203), and the limiting rotating ring (203) is rotatably connected with the first docking ring (5); The docking mechanism further comprises a rotating assembly arranged on the fixed ring (208); The rotating assembly comprises a connecting rotating rod (206) rotatably connected in the fixed ring (208), the top end of the connecting rotating rod (206) is fixedly connected with a rotating disc (205) through an end shaft, the rotating disc (205) is located at one end of the fixed ring (208) away from the second docking ring (6), and a handle is eccentrically arranged at one end of the rotating disc (205) away from the connecting rotating rod (206). The second docking ring (6) is provided with an insertion assembly for convenient insertion with the first docking ring (5) and the limiting rotating ring (203); The connecting rotating rod (206) is provided with a transmission assembly for driving the limiting rotating ring (203) to rotate; The fixed ring (208) is provided with a locking assembly for locking the connecting rotating rod (206); The limiting rotating ring (203) is provided with a limiting assembly for limiting the rotation of the limiting rotating ring (203); The insertion assembly comprises a plurality of docking insertion rods (2011) fixedly connected at equal intervals on the top end of the second docking ring (6), the plurality of docking insertion rods (2011) all penetrate into the inside of the first docking ring (5) and the limiting rotating ring (203), the top end of each of the plurality of docking insertion rods (2011) is fixedly connected with a docking insertion block (2010), the top end outer wall of the docking insertion block (2010) is in the shape of a truncated cone, and the docking insertion block (2010) penetrates to the outside of one end of the limiting rotating ring (203) away from the first docking ring (5); The first docking ring (5) is provided with a docking slot at the joint position with the docking insertion rod (2011) for the sliding of the docking insertion block (2010), the limiting rotating ring (203) is provided with an arc-shaped sliding groove (201) at the joint position with the docking insertion block (2010) and the docking insertion rod (2011) for the sliding of the docking insertion block (2010) and the docking insertion rod (2011), and the limiting rotating ring (203) is provided with a docking sleeve groove (202) at one end thereof away from the docking insertion block (2010) for the sliding of the docking insertion block (2010).

2. A convenient-to-clean double-effect falling-film evaporator according to claim 1, characterized in that The transmission assembly comprises a gear ring (207) fixedly connected to the outer wall of the connecting rotating rod (206), the outer wall of the gear ring (207) is meshingly connected with a rack (204), the rack (204) is fixedly connected with the limiting rotating ring (203), and the rack (204) is slidingly connected with the fixed ring (208).

3. A convenient-to-clean double-effect falling-film evaporator according to claim 1, characterized in that The locking assembly comprises knurled bolts (209) arranged outside the fixing ring (208), the knurled bolts (209) penetrating through the fixing ring (208) to the inside of the connecting rotating rod (206), and the knurled bolts (209) are in threaded connection with the fixing ring (208).

4. A convenient-to-clean double-effect falling-film evaporator according to claim 1, characterized in that The limiting assembly comprises a connecting rotating ring (2012) fixedly connected to the inner wall of the limiting rotating ring (203), and the connecting rotating ring (2012) is in rotating connection with the end tank body (3).

5. A convenient-to-clean double-effect falling-film evaporator according to claim 1, characterized in that Two end tank bodies (3) are fixedly connected with conveying pipes (4) at one end away from the middle tank body (1), and the inner cavities of the conveying pipes (4) and the end tank bodies (3) are mutually through.

Images