CN212673942U - Heat exchanger cleaning equipment - Google Patents
Heat exchanger cleaning equipment Download PDFInfo
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- CN212673942U CN212673942U CN202021345873.3U CN202021345873U CN212673942U CN 212673942 U CN212673942 U CN 212673942U CN 202021345873 U CN202021345873 U CN 202021345873U CN 212673942 U CN212673942 U CN 212673942U
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Abstract
The utility model discloses a heat exchanger cleaning device, which belongs to the technical field of heat exchanger auxiliary equipment and comprises a frame, a scouring assembly and a traveling mechanism, wherein the scouring assembly comprises a vertically arranged pipe body, and forward nozzles and reverse nozzles are vertically and alternately distributed on the pipe body; still be provided with on the body and scrape the brush ware, scrape the brush ware and be in including vertical setting two brush boards of body walking direction both sides, the transversal V-arrangement of personally submitting of brush board, the V-arrangement opening of two brush boards sets up in order to incite somebody to action around between two brush boards. The application provides a heat exchanger cleaning equipment, effectual will erode and scrape the brush operation and combine, conveniently wash the dirt on heat exchanger slab surface, and the cleaning process need not lift the slab off again and adorn again, has improved the efficiency of washing the operation.
Description
Technical Field
The utility model relates to a heat exchanger cleaning equipment belongs to heat exchanger auxiliary assembly technical field.
Background
The plate heat exchanger mainly comprises plates, a fixed plate, a movable plate, a guide rod, bolts and the like, wherein thin rectangular channels are formed between the plates after the plates are compressed and sealed through rubber pads, the rubber pads can be replaced, and cold and hot fluids flow in the channels in a staggered mode to exchange heat during working. The internal circulation section of the heat exchanger is narrow, and various salts dissolved in fluid are easy to separate out and deposit on the surface of the plate, so that scaling of the plate in the use process of the heat exchanger is an inevitable result, and in view of different structural characteristics and specification models of the heat exchanger, the scaling degree of the heat exchanger is different, but the various heat exchangers need to be cleaned after being used for a certain time, so that the efficient operation of the heat exchanger is ensured. The cleaning method of the heat exchanger generally comprises online cleaning, water spraying cleaning, steel wire brush cleaning, chemical cleaning and the like. Although the heat exchanger does not need to be disassembled in the online cleaning mode, the cleaning effect is limited, cleaning liquid with higher concentration needs to be used, the later cleaning modes are very troublesome, the plate sheets need to be sequentially taken down after the bolts of the plate heat exchanger are disassembled, and then the plate sheets are cleaned, so that time and labor are consumed. Therefore, a new type of heat exchanger cleaning apparatus is needed to solve the above problems.
The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the problem that prior art exists, provide a heat exchanger cleaning equipment, can combine washing and scraping the brush operation, wash the slab surface of heat exchanger, the cleaning process need not lift the slab off whole and adorn again, has improved the efficiency of washing the operation.
The utility model discloses an adopt following technical scheme to realize above-mentioned purpose:
a heat exchanger cleaning device comprises a rack, a scouring assembly and a travelling mechanism, wherein the scouring assembly is driven by the travelling mechanism to reciprocate away from and close to the rack along the horizontal direction;
the scouring assembly comprises a vertically arranged pipe body, wherein forward spray heads and reverse spray heads are vertically and alternately distributed on the pipe body, the water spraying directions of the forward spray heads and the reverse spray heads are reversely arranged, and the water spraying directions are perpendicular to the walking direction of the scouring assembly;
still be provided with on the body and scrape the brush ware, scrape the brush ware and be in including vertical setting two brush boards of body walking direction both sides, the transversal V-arrangement of personally submitting of brush board, the V-arrangement opening of two brush boards sets up relatively in order to with the body centers on between two brush boards, every brush board respectively with the body is connected.
Optionally, the upper end and the lower end of each brush plate are respectively connected with the pipe body in a rotating mode through a rotating shaft, and the rotating shaft penetrates through the central axis of each brush plate along the vertical direction.
Optionally, the two brush plates are connected through a plurality of springs, and the springs are in an original length state when no external force is applied to the brush plates.
Optionally, the surface of the brush plate is uniformly distributed with nylon bristles.
Optionally, the heat exchanger cleaning equipment still includes and supplies liquid mechanism, supply liquid mechanism includes liquid reserve tank and transfer pump, the water inlet of transfer pump is connected to the liquid reserve tank, the delivery port of transfer pump is connected to the body.
Optionally, the traveling mechanism includes:
the push rod is vertically arranged and is connected with the pipe body through a connecting rod;
the screw rod is arranged on the rack in the horizontal direction, the guide rod is arranged right above the screw rod in parallel, the screw rod threads penetrate through the lower end of the push rod, the guide rod freely penetrates through the upper end of the push rod, and the end portion of the screw rod is in transmission connection with an output shaft of a speed reducing motor.
Optionally, the bottom of the frame is provided with a roller.
Benefits of the present application include, but are not limited to:
the application provides a heat exchanger cleaning equipment, with the fly leaf outside pull open the certain distance after, make wash away the subassembly by the centre gripping back-and-forth movement in the middle of two slabs under running gear's drive, wash away the subassembly and at the removal in-process, forward direction shower nozzle and reverse shower nozzle spout the washing liquid to the slab, brush the brush in order to scrape the dirt on slab surface between board and the slab surface simultaneously in contact friction, the effectual brush operation that will erodees and scrape combines. After the first group of plates are cleaned, the frame is moved to enable the scouring component to enter the space between the second group of plates to push the plates for continuous operation, the plates are not required to be completely dismounted and then reassembled in the cleaning process, and the cleaning operation efficiency is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic structural diagram of a heat exchanger cleaning apparatus provided herein;
FIG. 2 is a schematic top view of the structure of FIG. 1;
FIG. 3 is an enlarged schematic structural view of a flushing assembly in the heat exchanger cleaning apparatus provided in the present application;
FIG. 4 is a schematic view of the wiper of FIG. 3 with the wiper removed;
FIG. 5 is an enlarged top view of FIG. 3;
FIG. 6 is an enlarged schematic view of a flushing assembly (without the forward spray head, the reverse spray head, and the piping) according to another embodiment of the present disclosure;
in the figure, 100, a rack; 210. a pipe body; 221. a forward nozzle; 222. a reverse spray head; 230. brushing the board; 240. a rotating shaft; 250. a spring; 310. a push rod; 320. a connecting rod; 330. a screw; 340. a guide bar; 350. a reduction motor; 400. a roller; 510. a liquid storage tank; 520. an infusion pump.
Detailed Description
In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those described herein. Accordingly, the scope of the present invention is not limited by the specific embodiments disclosed below.
The application provides a heat exchanger cleaning equipment is suitable for and washs plate heat exchanger, plate heat exchanger mainly constitute by slab, fixed plate, fly leaf, guide bar and bolt etc..
As shown in fig. 1 to 6, the specific structure of the heat exchanger cleaning apparatus provided by the present application is: comprises a frame 100, a scouring component and a travelling mechanism, wherein the scouring component is driven by the travelling mechanism to reciprocate away from and close to the frame 100 along the horizontal direction. Referring to fig. 5 and 6 in particular, the flushing assembly includes a vertically arranged pipe body 210, forward nozzles 221 and backward nozzles 222 are vertically and alternately distributed on the pipe body 210, the water spraying directions of the forward nozzles 221 and the backward nozzles 222 are arranged in a reverse direction, and the water spraying directions are both perpendicular to the traveling direction of the flushing assembly; the pipe body 210 is further provided with a wiper, the wiper comprises two brush plates 230 vertically arranged on two sides of the pipe body 210 in the traveling direction, the cross sections of the brush plates 230 are V-shaped, the V-shaped openings of the two brush plates 230 are oppositely arranged to surround the pipe body 210 between the two brush plates 230, and each brush plate 230 is connected with the pipe body 210 respectively. The forward spray head 221 and the reverse spray head 222 on the pipe body 210 extend from between the two brush plates 230 to ensure that the cleaning solution can be smoothly sprayed to the plate.
When the plate heat exchanger is cleaned, the nuts on the bolts on the two sides of the heat exchanger are loosened, the movable plate is pulled outwards by about 8-15cm, then the nuts are screwed on the bolts on one side again, and the bolts and the guide rods on the other side are directly dismounted. At this time, the plates can be sequentially separated by a certain distance for cleaning. The specific cleaning method comprises the following steps:
the cleaning assembly is moved into between the two plates from the side where the bolt is removed, and a cleaning solution with a certain pressure is introduced into the tube body 210 constituting the cleaning assembly. In the process that the traveling mechanism drives the cleaning assembly to move back and forth between the plates, the cleaning liquid is respectively sprayed to the surfaces of the two plates through the forward spray nozzle 221 and the reverse spray nozzle 222 on the pipe body 210, and dirt on the surfaces of the plates is soaked and dissolved. Meanwhile, when the cleaning assembly moves back and forth between the two plate sheets, the two brush plates 230 forming the wiper contact with the surfaces of the two plate sheets in a scraping manner, so that dirt is scraped from the surfaces of the heat exchanger, and the cleaning purpose is achieved. After the first group of plates are cleaned, the frame 100 is moved to enable the scouring component to enter the space between the second group of plates to push away the plates for continuous operation, and the plates are scoured by distilled water for one time and dried in the air after all the plates are cleaned, so that the screw on the other side can be installed on the assembled heat exchanger.
In the whole cleaning process, the scouring component is clamped in the middle of the plate to move back and forth, the forward spray head 221 and the reverse spray head 222 spray cleaning liquid to the plate, and meanwhile, the brushing plate 230 scrapes and brushes dirt on the surface of the plate, the plate does not need to be completely dismounted and then reassembled in the cleaning process, and the cleaning operation efficiency is improved.
Generally, referring again to FIG. 5, both the forward spray head 221 and the reverse spray head 222 are bent pipe-shaped with the water spray direction directed toward the plates on both sides.
In the wiper, two brush plates 230 with V-shaped cross sections are oppositely arranged to form a structure similar to the diamond, and the front side and the rear side of the structure are both in a pointed shape, so that the wiper can be in contact with the front end of the pointed shape and the two plates to smoothly push the two plates open no matter the scouring component moves forwards or backwards, and the surface of the wiper is ensured to be in contact with the plates so as to wipe the surfaces of the plates. It will be appreciated that the maximum width of the squeegee in the direction perpendicular to the running direction should not be greater than the distance (8-15cm) by which the movable plates are pulled apart in the rest state.
In order to make the elastic contact between the wiper and the plate to improve the contact degree between the wiper and the plate, referring to fig. 6 again, in a preferred embodiment, the upper and lower ends of each brush plate 230 are rotatably connected to the tube 210 through a rotating shaft 240, respectively, and the rotating shaft 240 vertically passes through the central axis of the brush plate 230. So set up, in the washing component walking process, if the slab slope, two brush boards 230 that constitute the brush scraper can follow the rotation to keep keeping close with the slab.
Further, in order to help the brush plate 230 return after the brush plate 230 rotates, in a preferred embodiment, two brush plates 230 are connected through a plurality of springs 250, and when no external force is applied to the brush plates 230, the springs 250 are in an original long state, so that the two brush plates 230 can be pulled to prevent the brush plate 230 from being unable to return after rotating and causing the brush assembly to be unable to move smoothly between the plates.
It will be appreciated that in order to scrape dirt deep into the grooves of the plate, in a preferred embodiment, the brush plate 230 has nylon bristles uniformly distributed on its surface.
Specifically, the running gear in this application includes:
the push rod 310 is vertically arranged, and the push rod 310 is connected with the tube body 210 through a connecting rod 320;
a screw 330 horizontally arranged on the frame 100 and a guide rod 340 parallelly arranged right above the screw 330, the screw 330 is threaded through the lower end of the push rod 310, the guide rod 340 freely passes through the upper end of the push rod 310, and the end of the screw 330 is in transmission connection with an output shaft of a speed reducing motor 350.
During operation, the gear motor 350 drives the screw 330 to rotate, the push rod 310 moves along a direction parallel to the screw 330 and the guide rod 340 under the restriction of the guide rod 340, the flushing assembly is driven to move back and forth between the plates, and the gear motor 350 drives the flushing assembly to reciprocate by forward rotation or reverse rotation.
To facilitate movement of the frame 100, in a preferred embodiment, the bottom of the frame 100 is provided with rollers 400.
In addition, the heat exchanger cleaning equipment that this application provided still includes and supplies liquid mechanism, supplies liquid mechanism to include liquid reserve tank 510 and transfer pump 520, and the water inlet of transfer pump 520 passes through pipe connection to liquid reserve tank 510, and the delivery port of transfer pump 520 passes through pipe connection to body 210, and the during operation, transfer pump 520 carries the washing liquid in the liquid reserve tank 510 to body 210 and spout from forward shower nozzle 221 and reverse shower nozzle 222 with certain pressure. In order to avoid the pipeline interfering the reciprocating movement of the scouring component, the pipeline is properly guided and limited, or a reset structure is arranged to enable the pipeline to be smoothly collected and released.
In order to control the operation of the gear motor 350 and the infusion pump 520 conveniently, the heat exchanger cleaning device provided by the application further comprises a controller, which is used for controlling the start, stop, forward and reverse rotation of the gear motor 350 and the start, stop and running power of the infusion pump 520.
With respect to the specific structure of the rack 100, as shown in fig. 1, in one embodiment, the rack 100 includes a base plate 110, an L-shaped frame 120 is disposed on the base plate 110, one wall of the L-shaped frame 120 is fixed to the base plate, the other wall is parallel to the base plate 110, and both ends of a guide bar 340 are fixed to the latter wall.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The above-mentioned specific embodiments can not be regarded as the restriction to the protection scope of the present invention, to the technical personnel in this technical field, it is right that any replacement improvement or transformation that the embodiment of the present invention made all fall within the protection scope of the utility model.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (7)
1. The heat exchanger cleaning equipment is characterized by comprising a rack, a scouring assembly and a travelling mechanism, wherein the scouring assembly is driven by the travelling mechanism to reciprocate away from and close to the rack along the horizontal direction;
the scouring assembly comprises a vertically arranged pipe body, wherein forward spray heads and reverse spray heads are vertically and alternately distributed on the pipe body, the water spraying directions of the forward spray heads and the reverse spray heads are reversely arranged, and the water spraying directions are perpendicular to the walking direction of the scouring assembly;
still be provided with on the body and scrape the brush ware, scrape the brush ware and be in including vertical setting two brush boards of body walking direction both sides, the transversal V-arrangement of personally submitting of brush board, the V-arrangement opening of two brush boards sets up relatively in order to with the body centers on between two brush boards, every brush board respectively with the body is connected.
2. The heat exchanger cleaning equipment according to claim 1, wherein the upper end and the lower end of each brush plate are respectively rotatably connected with the pipe body through a rotating shaft, and the rotating shaft vertically penetrates through the central axis of the brush plate.
3. The heat exchanger cleaning equipment according to claim 2, wherein the two brush plates are connected through a plurality of springs, and the springs are in an original long state when no external force is applied to the brush plates.
4. The heat exchanger cleaning equipment according to claim 1, wherein nylon bristles are uniformly distributed on the surface of the brush plate.
5. The heat exchanger cleaning apparatus according to claim 1, further comprising a liquid supply mechanism, the liquid supply mechanism including a liquid storage tank and an infusion pump, a water inlet of the infusion pump being connected to the liquid storage tank, and a water outlet of the infusion pump being connected to the tube body.
6. The heat exchanger cleaning apparatus as claimed in claim 1, wherein the traveling mechanism comprises:
the push rod is vertically arranged and is connected with the pipe body through a connecting rod;
the screw rod is arranged on the rack in the horizontal direction, the guide rod is arranged right above the screw rod in parallel, the screw rod threads penetrate through the lower end of the push rod, the guide rod freely penetrates through the upper end of the push rod, and the end portion of the screw rod is in transmission connection with an output shaft of a speed reducing motor.
7. The heat exchanger cleaning apparatus according to claim 1, wherein a bottom of the frame is provided with rollers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021345873.3U CN212673942U (en) | 2020-07-10 | 2020-07-10 | Heat exchanger cleaning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021345873.3U CN212673942U (en) | 2020-07-10 | 2020-07-10 | Heat exchanger cleaning equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212673942U true CN212673942U (en) | 2021-03-09 |
Family
ID=74838585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021345873.3U Active CN212673942U (en) | 2020-07-10 | 2020-07-10 | Heat exchanger cleaning equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212673942U (en) |
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2020
- 2020-07-10 CN CN202021345873.3U patent/CN212673942U/en active Active
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