CN220750891U - Plate heat exchanger - Google Patents

Abstract

The utility model relates to a plate heat exchanger, which comprises a plurality of groups of heat exchange plates, wherein the outer ends of the plurality of groups of heat exchange plates are provided with a convenient dismounting mechanism, the convenient dismounting mechanism comprises a base, a fixed plate, a first sliding block, a movable plate, two groups of rotating motors, two groups of threaded rods, two groups of guide rods, a plurality of groups of second sliding blocks and a plurality of groups of hinging rods, and the design of the convenient dismounting mechanism can operate the two groups of rotating motors to output and drive the two groups of threaded rods to synchronously rotate when the plate heat exchanger is dismounted, so that the first sliding block and the movable plate are driven to slide leftwards simultaneously under the threaded cooperation effect of the two groups of threaded rods and the movable plate, and in the process that the movable plate continuously slides leftwards, the plurality of groups of second sliding blocks and the heat exchange plates are sequentially driven to slide leftwards respectively through the connection effect of the plurality of groups of hinging rods until the movable plate moves leftwards, and the two groups of rotating motors are stopped to output after the movable plate moves leftwards, and the plurality of groups of heat exchange plates are dismounted respectively and have equal spacing.

Description

Plate heat exchanger

Technical Field

The utility model relates to the technical field of plate heat exchangers, in particular to a plate heat exchanger.

Background

The plate heat exchanger is widely used in the prior art for heat exchange of liquid-liquid and liquid-vapor, and is generally formed by stacking a plurality of metal plates with certain corrugated shapes, wherein thin rectangular channels are formed between the metal plates, and heat exchange is carried out through the plates. When the conventional plate heat exchanger is used, fluid to be cooled is required to be introduced into a fluid inlet of the plate heat exchanger, cooling water is simultaneously introduced into a cooling water inlet of the plate heat exchanger, and then two groups of fluid pass through a flow channel formed by heat exchange plates of the plate heat exchanger to exchange heat in a large area, so that the cooled fluid flows out of a fluid outlet of the plate heat exchanger, and the cooled water after heat exchange flows out of a cooling water outlet of the plate heat exchanger. The prior plate heat exchanger is found in use, the prior plate heat exchanger needs to be cleaned regularly after being used for a long time, such as fluid or cooling water is easy to carry external impurities to adhere in a runner formed by a plurality of groups of heat exchange plates, so that the internal blockage of the heat exchanger is caused, the circulation efficiency and the heat exchange efficiency of the fluid and the cooling water are influenced, the plate heat exchanger needs to be completely disassembled when being cleaned regularly, then both ends of the plate heat exchanger are washed by using a water gun, the heat exchange plates are assembled again after being washed cleanly, and the whole washing process is carried out manually, so that the disassembly and assembly efficiency and the washing efficiency of the plate heat exchanger are lower, and the practicality is poor.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a plate heat exchanger to solve the technical problems of inconvenient disassembly and cleaning in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a plate heat exchanger, includes the multi-group heat exchange board, the outer end of multi-group heat exchange board is provided with convenient dismouting mechanism, convenient dismouting mechanism includes base, the fixed plate, first slider, the fly leaf, two sets of rotating electrical machines, two sets of threaded rods, two sets of guide bars, multiunit second slider and multiunit articulated rod, the top right side at the base is installed to the fixed plate, the top middle part of base is provided with the spout, first slider and spout sliding connection, the fly leaf is installed on the top of first slider, two sets of rotating electrical machines are installed respectively in the preceding downside and the back upside of fixed plate right-hand member, the preceding downside and the back upside of fixed plate left end all are provided with the rotation hole, the output of two sets of rotating electrical machines passes two sets of rotation holes respectively and is connected with the right-hand member of threaded rods of two sets of threaded rods, the preceding downside and the back upside of fly leaf left end all are provided with the screw hole, two sets of threaded rods respectively with two sets of threaded hole threaded connection, the front upside and the back downside at the fixed plate left end of fixed plate, multiunit second slider installs respectively on the top and the bottom of multi-group heat exchange board and the top, the bottom end of the guide bar is provided with the front end and the both sets of two sets of automatic articulated rod, the multiunit is provided with the top of the both sets of rotating electrical machines respectively.

Preferably, the automatic cleaning mechanism comprises two groups of flushing plates, four groups of flushing pipes and a plurality of groups of spray heads, the two groups of flushing plates are respectively arranged at the front end and the rear end of the top end of the base, the four groups of flushing pipes are respectively arranged at the left side of the inner ends of the two groups of flushing plates, the plurality of groups of spray heads are uniformly arranged on the four groups of flushing pipes, the bottom of the four groups of flushing pipes is provided with a swinging mechanism, and the automatic cleaning mechanism can automatically clean the two ends of the detached groups of heat exchange plates more conveniently and efficiently, so that the cleaning efficiency and convenience of the plate heat exchanger are improved.

In a further preferred embodiment, the swing mechanism includes four sets of gears, two sets of racks and double-end electric cylinder, the top of four sets of flushing pipes rotates with the top bottom of two sets of flushing board inner respectively to be connected, two sets of gears fixed cover are respectively in the outer end bottom of four sets of flushing pipes, double-end electric cylinder installs on the top right side of base, two sets of racks are installed respectively on two sets of output of double-end electric cylinder, the both ends are connected with four sets of gear engagement respectively about two sets of racks, swing mechanism's setting can be more convenient swing four sets of flushing pipes, thereby improve the flushing efficiency and the quality of four sets of flushing pipes to multiunit heat exchanger plate both ends.

In a further preferred embodiment, the left sides of the outer ends of the two sets of threaded rods are provided with protective sleeves, and the protective sleeves can protect the two sets of threaded rods more effectively.

In a further preferred embodiment, the top ends of the bottoms of the two groups of flushing plates are respectively provided with two groups of bolts, the top ends of the base are uniformly provided with four groups of threaded holes, the bottom ends of the two groups of flushing plates are respectively provided with two groups of round holes, the two groups of bolts respectively penetrate through the four groups of round holes to be in threaded connection with the four groups of threaded holes, and the two groups of flushing plates can be disassembled and assembled more conveniently through the four groups of bolts.

In a further preferred mode, the waterproof covers are arranged at the front end and the rear end of the double-head electric cylinder, water retaining can be carried out on the two groups of output ends of the double-head electric cylinder more effectively through the arrangement of the waterproof covers, and the situation that flushing water enters the cylinder through gaps of the output ends of the double-head electric cylinder to cause damage of the double-head electric cylinder is prevented.

In a further preferred embodiment, the front end of the chute at the top end of the base is uniformly provided with a plurality of groups of water discharging holes, and the water discharging holes can more efficiently discharge the flushing water entering the chute.

Compared with the prior art, the utility model provides a plate heat exchanger, which has the following beneficial effects:

the convenient dismouting mechanism design, when unpacking the board-like heat exchanger, can operate two sets of rotating electrical machines output and drive two sets of threaded rods and rotate in step, thereby drive first slider and fly leaf simultaneously left side slip under the screw-thread fit effect of two sets of threaded rods and fly leaf, in the continuous gliding in-process of fly leaf left side, the connection effect through multiunit articulated rod will drive multiunit second slider and heat exchanger plate respectively left side slip from left to right, until the fly leaf removes to the left side back and stops two sets of rotating electrical machines output, the multiunit heat exchanger plate has unpacked respectively and the interval equals this moment, can directly wash the both ends of multiunit heat exchanger plate, after the washing is accomplished, operate two sets of rotating electrical machines and reverse output simultaneously and drive two sets of threaded rods and rotate in step, thereby drive first slider and fly leaf simultaneously right side slip, in the continuous in-process of fly leaf right side of fly leaf, thereby make multiunit articulated rod constantly fold up, until the left end of fly leaf is whole compresses tightly multiunit heat exchanger plate, accomplish the dismouting to the heat exchanger plate, through the device can be more efficient heat exchanger plate-like heat exchanger plate and the dismouting efficiency is improved, the dismouting is convenient.

The automatic cleaning mechanism is designed, and in the process of continuously expanding the multiple groups of heat exchangers, water can be supplied to the four groups of flushing pipes respectively, so that high-pressure water is flushed to the left end and the right end of the heat exchange plate through multiple groups of spray heads, and therefore the multiple groups of heat exchange plates which continuously slide to the left side are automatically and efficiently flushed, and the cleaning convenience and the cleaning efficiency of the plate heat exchangers are effectively improved.

The swing mechanism is designed, in the process that the four groups of flushing pipes continuously flush the multiple groups of heat exchange plates, the reciprocating output and retraction of the double-head electric cylinders can be started, so that two groups of racks at the output end of the double-head electric cylinders are driven to slide back and forth simultaneously, the four groups of racks and the four groups of flushing pipes are driven to rotate at a small reciprocating angle under the meshing action of the two groups of racks and the four groups of gears, the multiple groups of spray heads are driven to continuously swing and flush the two ends of the multiple groups of heat exchange plates, the four groups of flushing pipes are driven to swing back and forth more conveniently through the device, and the flushing efficiency and the flushing quality of the multiple groups of spray heads to the two ends of the multiple groups of heat exchange plates are effectively improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the overall left-view structure of the present utility model;

FIG. 3 is a schematic view of the front half cross-sectional structure of the integral front guide bar of the present utility model;

FIG. 4 is a schematic view of the front view of the rear flush plate of the present utility model;

fig. 5 is a left-hand structural schematic diagram of the double-headed electric cylinder in the present utility model.

In the figure: 1. a heat exchange plate; 2. a base; 3. a fixing plate; 4. a first slider; 5. a movable plate; 6. a rotating electric machine; 7. a threaded rod; 8. a guide rod; 9. a second slider; 10. a hinge rod; 11. a flush plate; 12. a flushing pipe; 13. a spray head; 14. a gear; 15. a rack; 16. a double-ended electric cylinder; 17. a protective sleeve; 18. a bolt; 19. a waterproof cover; 20. and a water discharging hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1-5, a plate heat exchanger comprises a plurality of groups of heat exchange plates 1, wherein the outer ends of the groups of heat exchange plates 1 are provided with a convenient dismounting mechanism, the convenient dismounting mechanism comprises a base 2, a fixed plate 3, a first sliding block 4, a movable plate 5, two groups of rotating motors 6, two groups of threaded rods 7, two groups of guide rods 8, a plurality of groups of second sliding blocks 9 and a plurality of groups of hinging rods 10, the fixed plate 3 is arranged on the right side of the top end of the base 2, a chute is arranged in the middle of the top end of the base 2, the first sliding block 4 is in sliding connection with the chute, the movable plate 5 is arranged on the top end of the first sliding block 4, the two groups of rotating motors 6 are respectively arranged on the front lower side and the rear upper side of the right end of the fixed plate 3, the front lower side and the rear upper side of the left end of the fixed plate 3 are respectively provided with rotating holes, the output ends of the two groups of rotating motors 6 respectively penetrate through the two groups of rotating holes to be connected with the right ends of the two groups of threaded rods 7, threaded holes are respectively formed in the front lower side and the rear upper side of the left end of the movable plate 5, the two groups of threaded rods 7 are respectively in threaded connection with the two groups of threaded holes, the two groups of guide rods 8 are respectively arranged on the front upper side and the rear lower side of the left end of the fixed plate 3, the multiple groups of second sliding blocks 9 are respectively arranged at the top end and the bottom end of the multiple groups of heat exchange plates 1, the left ends of the multiple groups of second sliding blocks 9 are respectively provided with two groups of round holes, the multiple groups of round holes are respectively in sliding connection with the two groups of threaded rods 7 and the outer ends of the two groups of guide rods 8, the left side and the right side of the bottom end of the multiple groups of hinge rods 10 are respectively hinged with the top end of the movable plate 5, the upper groups of second sliding blocks 9 and the top end of the fixed plate 3, and the front end and rear end of the fixed plate 3 are respectively provided with automatic cleaning mechanisms; when the plate-type heat exchanger is disassembled, the two groups of rotating motors 6 can be operated to output and drive the two groups of threaded rods 7 to synchronously rotate, so that the two groups of threaded rods 7 and the movable plate 5 are driven to simultaneously slide leftwards under the action of the threaded fit of the two groups of threaded rods 7 and the movable plate 5, in the process that the movable plate 5 continuously slides leftwards, the plurality of groups of second sliding blocks 9 and the heat exchange plates 1 are sequentially driven to slide leftwards from left to right through the connection action of the plurality of groups of hinging rods 10 until the movable plate 5 moves leftmost, the two groups of rotating motors 6 are stopped to output, at the moment, the plurality of groups of heat exchange plates 1 are disassembled respectively and have equal intervals, the two ends of the plurality of groups of heat exchange plates 1 can be directly washed, after the flushing is finished, the two groups of rotating motors 6 are operated to synchronously reversely output and drive the two groups of threaded rods 7 to synchronously rotate, so that the first sliding block 4 and the movable plate 5 are driven to simultaneously slide to the right side, the right end of the movable plate 5 is sequentially propped against the groups of heat exchange plates 1 and the second sliding blocks 9 from left to right in the process of continuously sliding to the right side, so that the groups of hinging rods 10 are continuously folded until the left end of the movable plate 5 fully compresses the groups of heat exchange plates 1, the disassembly and the cleaning of the heat exchange plates 1 are finished, and the disassembly and the cleaning of the plate-type heat exchanger can be more convenient and efficient.

Example 2:

referring to fig. 1 to 5, on the basis of embodiment 1, in the process of continuously expanding the multiple heat exchangers, water can be supplied to the four groups of flushing pipes 12 respectively, so that high-pressure water is flushed to the left and right ends of the heat exchange plate 1 through the multiple groups of nozzles 13, and thus the multiple groups of heat exchange plates 1 which continuously slide to the left side are automatically and efficiently flushed, and the convenience and efficiency of cleaning the plate heat exchangers are effectively improved.

Example 3:

referring to fig. 1-5, on the basis of embodiment 2, in the process of continuously flushing the multiple groups of heat exchange plates 1 by the four groups of flushing pipes 12, the dual-head electric cylinders 16 can be started to output and retract in a reciprocating manner, so that the two groups of racks 15 at the output ends of the dual-head electric cylinders are driven to slide back and forth simultaneously, and the four groups of gears 14 and the four groups of flushing pipes 12 are driven to rotate in a reciprocating small angle under the meshing action of the two groups of racks 15 and the four groups of gears 14, so that the multiple groups of spray heads 13 are driven to continuously swing and flush the two ends of the multiple groups of heat exchange plates 1, and the device can drive the four groups of flushing pipes 12 to swing in a reciprocating manner more conveniently, so that the flushing efficiency and the flushing quality of the multiple groups of spray heads 13 on the two ends of the multiple groups of heat exchange plates 1 are effectively improved.

In all the above mentioned solutions, in which the connection between two components can be chosen according to the actual situation, a welded, bolt-and-nut-fitted connection, a bolt-or-screw connection or other known connection means, which are not described in detail herein, where reference is made to a written fixed connection, the preferred consideration is welding, although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that numerous variations, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims (7)

1. A plate heat exchanger comprising a plurality of groups of heat exchanger plates (1), characterized in that: the outer end of multiunit heat exchanger plate (1) is provided with convenient dismouting mechanism, convenient dismouting mechanism includes base (2), fixed plate (3), first slider (4), fly leaf (5), two sets of rotating electrical machines (6), two sets of threaded rods (7), two sets of guide bars (8), multiunit second slider (9) and multiunit articulated rod (10), the top right side at base (2) is installed in fixed plate (3), the top middle part of base (2) is provided with the spout, first slider (4) and spout sliding connection, the top at first slider (4) is installed in fly leaf (5), install respectively in the front downside and the rear upside of fixed plate (3) right-hand member in two sets of rotating electrical machines (6), the front downside and the rear upside of fixed plate (3) left end all are provided with the rotation hole, the output of two sets of rotating electrical machines (6) pass respectively the right side of two sets of rotation holes and two sets of threaded rods (7) and are connected, the front downside and the rear upside of moving plate (5) left end all are provided with the screw hole, two sets of threaded rods (7) are connected respectively with the front downside and the left side of two sets of threaded rods (9) respectively at the front downside and the rear upside of two sets of threaded rods (9) respectively, the top of two sets of threaded rods (9) are installed respectively, the multi-group round holes are respectively connected with the outer ends of the two groups of threaded rods (7) and the two groups of guide rods (8) in a sliding way, the left side and the right side of the bottom end of the multi-group hinging rod (10) are respectively hinged with the top end of the movable plate (5), the top end of the upper multi-group second sliding block (9) and the top end of the fixed plate (3), and the front end and the back end of the fixed plate (3) are provided with automatic cleaning mechanisms.

2. A plate heat exchanger according to claim 1, wherein: the automatic cleaning mechanism comprises two groups of flushing plates (11), four groups of flushing pipes (12) and a plurality of groups of spray heads (13), wherein the two groups of flushing plates (11) are respectively arranged at the front end and the rear end of the top end of the base (2), the four groups of flushing pipes (12) are respectively arranged at the left side of the inner ends of the two groups of flushing plates (11), the plurality of groups of spray heads (13) are uniformly arranged on the four groups of flushing pipes (12), and the bottoms of the four groups of flushing pipes (12) are provided with swinging mechanisms.

3. A plate heat exchanger according to claim 2, wherein: the swing mechanism comprises four groups of gears (14), two groups of racks (15) and a double-head electric cylinder (16), the top ends of the four groups of flushing pipes (12) are respectively connected with the top ends of the inner ends of the two groups of flushing plates (11) in a rotating mode, the two groups of gears (14) are respectively fixedly sleeved at the bottoms of the outer ends of the four groups of flushing pipes (12), the double-head electric cylinder (16) is mounted on the right side of the top end of the base (2), the two groups of racks (15) are respectively mounted on the two groups of output ends of the double-head electric cylinder (16), and the left ends and the right ends of the two groups of racks (15) are respectively connected with the four groups of gears (14) in a meshed mode.

4. A plate heat exchanger according to claim 1, wherein: the left sides of the outer ends of the two groups of threaded rods (7) are respectively provided with a protective sleeve (17).

5. A plate heat exchanger according to claim 2, wherein: the bottom top of two sets of flushing boards (11) all is provided with two sets of bolts (18), and the top of base (2) evenly is provided with four sets of screw holes, and the bottom of two sets of flushing boards (11) all is provided with two sets of round holes, and four sets of round holes and four sets of screw hole threaded connection are passed respectively to two sets of bolts (18).

6. A plate heat exchanger according to claim 3, wherein: waterproof covers (19) are arranged at the front end and the rear end of the double-head electric cylinder (16).

7. A plate heat exchanger according to claim 3, wherein: the front end of the sliding groove at the top end of the base (2) is uniformly provided with a plurality of groups of water discharging holes (20).