A plate heat exchanger easy to clean

Abstract

The utility model is suitable for plate heat exchanger technical field provides an easy to clean plate heat exchanger, include: frame, rotate and install multiple two -way screw rods on the inner wall of frame, two baffle of screw thread cover set on multiple two -way screw rod, fixed mounting in one baffle one side and with another baffle sliding connection multiple guide rod, multiple board piece of sliding cover set on multiple guide rod, open and close drive mechanism of installation on frame, open and close drive mechanism is used for driving multiple two -way screw rod synchronous rotation, set up on the cleaning mechanism of frame, the cleaning mechanism is used for carrying out cleaning to multiple board piece. The easy to clean plate heat exchanger provided in the scheme can not only realize efficient heat exchange, but also facilitate the separation of multiple board pieces, and the staff can easily clean the dirt between multiple board pieces, which is relatively convenient to operate.

Description

TECHNICAL FIELD

[0001] The utility model belongs to plate heat exchanger technical field especially relates to an easy to clean plate heat exchanger. BACKGROUND

[0002] Plate heat exchanger is by a series of have certain corrugated shape metal sheet stack and form a kind of high-efficiency heat exchanger. Thin rectangular channel is formed between various sheets, and heat exchange is carried out through sheet.

[0003] But the existing plate heat exchanger is often combined and installed together, it is inconvenient to control multiple sheet separation, and then it is inconvenient for staff to clean dirt between multiple sheets. INNOVATION CONTENT

[0004] The utility model provides an easy to clean plate heat exchanger, to solve the problem of the existing plate heat exchanger inconvenient for multiple sheet separation and inconvenient for staff to clean dirt between multiple sheets proposed in the above background art.

[0005] To solve the above problems, the utility model is realized in this way, an easy to clean plate heat exchanger, comprising: frame;Multiple two-way screws rotatably installed on the inner wall of the frame;Two baffles threadedly sleeved on the multiple two-way screws;Multiple guide rods fixedly installed on one side of one baffle and slidably connected with another baffle;Multiple sheets slidably sleeved on the multiple guide rods;Opening and closing drive mechanism installed on the frame, the opening and closing drive mechanism is used to drive multiple two-way screws to rotate synchronously;Cleaning mechanism arranged on the frame, the cleaning mechanism is used to clean multiple sheets.

[0006] Preferably, multiple water passages are formed in the multiple sheets, multiple gaskets are arranged on the two sides of the multiple sheets, and the installation positions of the multiple gaskets correspond to the multiple water passages respectively.

[0007] Preferably, multiple circular openings are formed in the two baffles, multiple flanges are arranged on the multiple circular openings, one end of the multiple guide rods is fixedly installed with a limiting block, and multiple avoiding openings are formed in the two sides of the frame.

[0008] Preferably, the opening and closing drive mechanism comprises: a worm rotatably installed on the inner wall of the frame;Two worm gears fixedly sleeved on two of the two-way screws and engaged with the worm respectively;Servo motor fixedly installed on the top of the frame and connected with the worm;Multiple double-groove synchronous wheels fixedly sleeved on the multiple two-way screws;Multiple synchronous belts sleeved on the multiple double-groove synchronous wheels respectively.

[0009] Preferably, the cleaning mechanism comprises: a pipe row fixedly installed on the inner wall of the top of the frame and provided with a plurality of spray heads; a booster pump fixedly installed on the top of the frame; a communication pipe arranged at the water outlet end of the booster pump and communicated with the pipe row; and a water inlet pipe arranged at the water inlet end of the booster pump and provided with an electromagnetic valve.

[0010] Preferably, the bottom of the frame is fixedly installed with a collecting disc, and the collecting disc is made of stainless steel.

[0011] Preferably, one side of the collecting disc is provided with a drain pipe, and the drain pipe is provided with a drain valve.

[0012] Compared with the related art, the plate heat exchanger easy to clean has the following beneficial effects:

[0013] Compared with the prior art, the plate heat exchanger easy to clean provided by the scheme has the following advantages: the frame serves as a support structure of the whole plate heat exchanger, and provides a basis for installation and fixation of other components, thereby ensuring stability and integrity of the heat exchanger; the bidirectional screw rod is rotatably installed on the inner wall of the frame, and can drive two baffles to move in opposite or same directions simultaneously through the bidirectional thread design, which makes separation and combination of the plate pieces simple and fast, and improves maintenance efficiency of the heat exchanger; the baffle thread sleeve is arranged on the bidirectional screw rod, and together with the frame and the guide rod, forms an installation space of the plate pieces; the guide rod is fixedly installed on one side of one baffle and slidably connected with the other baffle, and simultaneously slidably sleeved with a plurality of plate pieces; the guide rod provides a stable sliding track for the plate pieces; the plate piece is a core component of the plate heat exchanger, and is responsible for heat transfer and exchange; the sliding sleeve design on the guide rod makes the plate piece easy to disassemble and assemble, and facilitates cleaning and maintenance; the opening and closing driving mechanism is installed on the frame and used for driving the plurality of bidirectional screw rods to rotate synchronously; through driving of the opening and closing driving mechanism, the baffle and the plate piece can be quickly separated, which facilitates the subsequent cleaning mechanism to clean dirt on the plurality of plate pieces; the cleaning mechanism is arranged on the frame and used for cleaning the plurality of plate pieces; the cleaning mechanism makes the cleaning work of the plate heat exchanger simple and efficient, and guarantees cleanliness and heat exchange efficiency of the heat exchanger.

[0014] In summary, the plate heat exchanger easy to clean has the advantages of quick disassembly and cleaning of the plate piece, improved maintenance efficiency and operation convenience of the heat exchanger, and further guaranteed cleanliness and heat exchange efficiency of the heat exchanger through the design of the cleaning mechanism, thereby prolonging the service life of the heat exchanger. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a front view structural schematic diagram of the plate heat exchanger easy to clean provided by the utility model;

[0016] Figure 2 For Figure 1 Figure 1 is a schematic view of a three-dimensional assembly structure of a collecting disc, a drain pipe and a drain valve in the embodiment shown in Figure 2;

[0017] Figure 3 For Figure 1 Figure 1 is a schematic view of a three-dimensional assembly structure of a collecting disc, a drain pipe and a drain valve in the embodiment shown in Figure 2;

[0018] Reference signs: 1, frame; 2, bidirectional screw rod; 3, baffle; 4, guide rod; 5, plate piece; 6, water passage; 7, gasket; 8, circular opening; 9, flange; 10, limiting block; 11, avoiding opening; 12, worm; 13, worm wheel; 14, servo motor; 15, double-groove synchronous wheel; 16, pipe row; 17, nozzle; 18, booster pump; 19, communication pipe; 20, water inlet pipe; 21, electromagnetic valve; 22, collecting disc; 23, drain pipe; 24, drain valve. DETAILED DESCRIPTION

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description herein is for describing particular embodiments only and is not intended to be limiting of the application; the present application will be described with reference to the drawings in which is shown by way of illustration the application in accordance with embodiments described herein in which: the terminology includes the words specifically mentioned herein and all grammatical variations thereof; the terminology "include", "includes" and "including" is meant to be non-limiting; the terminology "first", "second" and the like is used to distinguish between similar objects unless the context indicates otherwise; the terminology "inner", "outer", "left", "right" and the like indicates the orientation or position relationship based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0020] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily mutually exclusive or alternative embodiments. It is explicitly contemplated that embodiments described herein can be combined with other embodiments.

[0021] The utility model embodiment provides a kind of easily cleaned plate heat exchanger, such as Figures 1-3As shown, the easy-to-clean plate heat exchanger comprises a frame 1, a plurality of bidirectional screws 2 rotatably installed on the inner wall of the frame 1, two baffles 3 threaded on the plurality of bidirectional screws 2, a plurality of guide rods 4 fixedly installed on one side of one baffle 3 and slidably connected with the other baffle 3, a plurality of plate pieces 5 slidably sleeved on the plurality of guide rods 4, an opening and closing driving mechanism installed on the frame 1, the opening and closing driving mechanism being used to drive the plurality of bidirectional screws 2 to rotate synchronously, and a cleaning mechanism arranged on the frame 1 and used to clean the plurality of plate pieces 5.

[0022] In the embodiment, the frame 1 serves as the support structure of the entire plate heat exchanger, provides a mounting and fixing basis for other components, ensures the stability and integrity of the heat exchanger, the bidirectional screws 2 are rotatably installed on the inner wall of the frame 1, can drive the two baffles 3 to move in opposite or same directions through the bidirectional thread design, the design makes the separation and combination of the plate pieces 5 become simple and fast, improves the maintenance efficiency of the heat exchanger, the baffle 3 is threaded on the bidirectional screw 2, and the baffle 3, the frame 1 and the guide rod 4 jointly constitute the mounting space of the plate piece 5, the guide rod 4 is fixedly installed on one side of one baffle 3 and slidably connected with the other baffle 3, and a plurality of plate pieces 5 are slidably sleeved on the guide rod 4, the guide rod 4 provides a stable sliding track for the plate piece 5, the plate piece 5 serves as the core component of the plate heat exchanger and is responsible for heat transfer and exchange, the sliding sleeve design on the guide rod 4 makes the plate piece 5 easy to disassemble, facilitating cleaning and maintenance, the opening and closing driving mechanism is installed on the frame 1 and used to drive the plurality of bidirectional screws 2 to rotate synchronously, through the driving of the opening and closing driving mechanism, the baffle 3 and the plate piece 5 can be quickly separated, facilitating the cleaning mechanism to clean the dirt on the plurality of plate pieces 5, the cleaning mechanism is arranged on the frame 1 and used to clean the plurality of plate pieces 5, and the design of the cleaning mechanism makes the cleaning work of the plate heat exchanger simple and efficient, ensuring the cleanliness and heat exchange efficiency of the heat exchanger.

[0023] In summary, the easy-to-clean plate heat exchanger of the present application realizes the quick disassembly and cleaning of the plate piece 5 through the ingenious design of the bidirectional screw 2, the baffle 3 and the guide rod 4, improves the maintenance efficiency and operation convenience of the heat exchanger, and at the same time, the design of the cleaning mechanism further ensures the cleanliness and heat exchange efficiency of the heat exchanger, prolongs the service life of the heat exchanger.

[0024] In the further preferred embodiment of the present application, a plurality of water passing openings 6 are formed in the plurality of plate pieces 5, and a plurality of gaskets 7 are arranged on the two sides of the plurality of plate pieces 5, and the mounting positions of the plurality of gaskets 7 correspond to the plurality of water passing openings 6 respectively.

[0025] In the embodiment, the heat exchange water flows through the plurality of plates 5 through the plurality of water passages 6, and the sealing between the plurality of water passages 6 is improved through the plurality of gaskets 7.

[0026] In the further preferred embodiment of the utility model, a plurality of circular openings 8 are formed on the two baffles 3, a plurality of flanges 9 are arranged on the plurality of circular openings 8, one end of the plurality of guide rods 4 is fixedly installed with a limiting block 10, and a plurality of avoiding openings 11 are formed on the two sides of the frame 1.

[0027] In the embodiment, the heat exchange water pipes are connected through the plurality of flanges 9, and the heat exchange water pipes are inserted into the inside of the frame 1 through the plurality of avoiding openings 11.

[0028] In the further preferred embodiment of the utility model, the opening and closing driving mechanism comprises: a worm 12 rotatably installed on the inner wall of the frame 1; two worm gears 13 fixedly sleeved on the two bidirectional screws 2 and meshed with the worm 12; a servo motor 14 fixedly installed on the top of the frame 1 and connected with the worm 12; a plurality of double-groove synchronous wheels 15 fixedly sleeved on the plurality of bidirectional screws 2; and a plurality of synchronous belts sleeved on the plurality of double-groove synchronous wheels 15.

[0029] In the embodiment, the worm 12 is driven to rotate by the servo motor 14, the plurality of worm gears 13 are driven to rotate by the worm 12, the plurality of bidirectional screws 2 are driven to rotate by the plurality of worm gears 13, the plurality of bidirectional screws 2 are synchronously rotated by the plurality of double-groove synchronous wheels 15 and the plurality of synchronous belts, and the two baffles 3 are driven to approach or move away from each other by the rotation of the plurality of bidirectional screws 2. When the two baffles 3 move away from each other, the plurality of plates 5 can be peeled off from each other, so that the dirt on the plurality of plates 5 can be cleaned by the cleaning mechanism. When the two baffles 3 approach each other, the plurality of plates 5 can be combined and installed together.

[0030] In the further preferred embodiment of the utility model, the cleaning mechanism comprises: a pipe row 16 fixedly installed on the top inner wall of the frame 1 and provided with a plurality of spray heads 17; a booster pump 18 fixedly installed on the top of the frame 1; a communication pipe 19 arranged at the water outlet end of the booster pump 18 and communicated with the pipe row 16; and a water inlet pipe 20 arranged at the water inlet end of the booster pump 18 and provided with an electromagnetic valve 21.

[0031] In the embodiment, the clean water is introduced into the booster pump 18 through the water inlet pipe 20, the clean water is pressurized by the booster pump 18 and introduced into the pipe row 16 through the communication pipe 19, and the water is sprayed to the plurality of plates 5 through the plurality of spray heads 17, so that the dirt on the plurality of plates 5 can be cleaned.

[0032] The further preferable embodiment of the utility model further relates to a collecting disc 22 fixedly installed at the bottom of the frame 1, wherein the collecting disc 22 is made of stainless steel.

[0033] In the embodiment, the wastewater generated by cleaning the plurality of plates 5 can be collected by the collecting disc 22, so as to avoid the wastewater generated by cleaning the plates 5 from flowing everywhere.

[0034] In the further preferable embodiment of the utility model, one side of the collecting disc 22 is provided with a drain pipe 23, and the drain pipe 23 is provided with a drain valve 24.

[0035] In the embodiment, the wastewater collected in the collecting disc 22 can be discharged through the drain pipe 23 and the drain valve 24.

[0036] In summary, compared with the related art, the device can not only realize efficient heat exchange, but also facilitate the separation of the plurality of plates, and facilitate the cleaning of the dirt between the plurality of plates by the staff, and the operation is relatively convenient.

[0037] In the several embodiments provided by the present application, it should be understood that the disclosed device can be implemented in other ways.

[0038] The above embodiments are only used to illustrate the technical solutions of the utility model, and not to limit the protection scope of the utility model. Obviously, the described embodiments are only some of the embodiments of the utility model, not all the embodiments. Based on these embodiments, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, those of ordinary skill in the art can still combine, add or delete the features in the embodiments of the utility model according to the circumstances without creative labor, so as to obtain different other technical solutions which do not deviate from the concept of the utility model, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. An easy-to-clean plate heat exchanger, characterized in that, include: frame; Rotate multiple bidirectional screws mounted on the inner wall of the frame; Two baffles threaded onto the plurality of bidirectional screws; A plurality of guide rods are fixedly installed on one side of one of the baffles and slidably connected to the other baffle; Multiple plates slidably sleeved on the multiple guide rods; An opening and closing drive mechanism is installed on the frame, which is used to drive multiple bidirectional screws to rotate synchronously. A cleaning mechanism is provided on the frame for cleaning multiple plates.

2. The easy-to-clean plate heat exchanger as described in claim 1, characterized in that, Multiple water inlets are provided on each of the multiple plates, and multiple gaskets are provided on both sides of each of the multiple plates, with the installation positions of the multiple gaskets corresponding to the multiple water inlets.

3. The easy-to-clean plate heat exchanger as described in claim 1, characterized in that, Both baffles have multiple circular openings, each of which has a flange. One end of each of the guide rods is fixedly fitted with a limit block, and both sides of the frame have multiple clearance openings.

4. The easy-to-clean plate heat exchanger as described in claim 1, characterized in that, The opening and closing drive mechanism includes: Rotate the worm gear mounted on the inner wall of the frame; Two worm wheels are respectively fixedly sleeved on two of the two bidirectional screws and mesh with the worm; A servo motor is fixedly installed on the top of the frame and connected to the worm gear; Multiple double-groove synchronous pulleys are respectively fixedly sleeved on multiple bidirectional screws; Multiple synchronous belts are respectively fitted onto multiple double-groove synchronous pulleys.

5. The easy-to-clean plate heat exchanger as described in claim 1, characterized in that, The cleaning mechanism includes: A pipe array with multiple nozzles, fixedly installed on the inner wall of the top of the frame; A booster pump is fixedly installed on top of the frame; A connecting pipe installed at the outlet end of the booster pump and connected to the pipe bank; The water inlet pipe, equipped with a solenoid valve, is installed at the water inlet end of the booster pump.

6. The easy-to-clean plate heat exchanger as described in claim 1, characterized in that, A collection tray, made of stainless steel, is fixedly installed at the bottom of the frame.

7. The easy-to-clean plate heat exchanger as described in claim 6, characterized in that, A drain pipe is provided on one side of the collection tray, and a drain valve is provided on the drain pipe.

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