CN214537583U - Automatic back flushing device of plate heat exchanger - Google Patents
Automatic back flushing device of plate heat exchanger Download PDFInfo
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- CN214537583U CN214537583U CN202120654305.XU CN202120654305U CN214537583U CN 214537583 U CN214537583 U CN 214537583U CN 202120654305 U CN202120654305 U CN 202120654305U CN 214537583 U CN214537583 U CN 214537583U
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- heat exchanger
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- threaded rod
- plate
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Abstract
The utility model discloses an automatic back flush device of plate heat exchanger relates to the heat exchanger and washes technical field. The utility model discloses a heat exchanger installs the manger plate frame on the heat exchanger, and heat exchanger side normal running fit has two first arcs, and a plurality of arc rack plates have been installed to first arc one side, and a plurality of first through holes have been seted up to the heat exchanger upper end, and the heat exchanger bottom is equipped with the cartridge filter that corresponds with in the first through hole, and the baffle has been installed to the heat exchanger. The utility model discloses a rotate two first arcs, make two first arcs laminate in the heat exchanger upper end, then rotate the chain and drive first flywheel, T font threaded rod and rotate, the first through-hole of T font threaded rod roll-off slides into in the cartridge filter, then opens the water pump, the water pump sprays water to two first arcs then falls to the heat exchanger then flows into first through-hole and flows back to the clearance heat exchanger through straining a section of thick bamboo, the clearance heat exchanger of being convenient for, the heat exchanger water cyclic utilization of being convenient for simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the heat exchanger washes, especially relate to an automatic back washing unit of plate heat exchanger.
Background
At present, a heat exchanger used by a biochemical system cooling device of a sewage treatment plant MBR (membrane bioreactor is a novel water treatment technology combining a membrane separation unit and a biological treatment unit) is an MBR plate heat exchanger system, and the heat exchanger is mainly used for carrying out heat exchange on sludge with higher temperature in a biochemical tank and clean water with lower temperature in a cooling tower so as to stabilize the running temperature of the biochemical system.
The existing MBR plate type heat exchanger system has the following composition and operation principle: the sludge cooling pump lifts the sludge in the biochemical tank to the MBR plate heat exchanger, and the sludge returns to the biochemical tank after passing through the MBR plate heat exchanger; meanwhile, the clear water in the cooling tower is lifted to the MBR plate heat exchanger by the cooling water pump and returns to the cooling tower after passing through the MBR plate heat exchanger, and two media with different temperatures exchange heat in the MBR plate heat exchanger, so that the purpose of cooling the sludge in the biochemical tank is achieved. One medium conveyed by the plate heat exchanger is sludge of an MBR biochemical system, the concentration of suspended solid in the sludge is high, the pH value fluctuation is high, and the following problems can be easily caused if the sludge is used for a long time without being cleaned; after the MBR plate heat exchanger system operates for a period of time, the branch channel of the sludge heat exchange plate is conveyed to be blocked, the flux of the MBR plate heat exchanger is reduced, the heat exchange efficiency is reduced, the service time of a cooling device is prolonged, and the energy consumption is increased. After MBR plate heat exchanger system operation a period, carry mud heat exchanger piece portion subchannel silt to block up the department, can often appear corrosion when serious, damage the heat exchanger piece, appear the heat exchanger scurry water, lead to the heat exchanger inefficacy.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic back washing unit of plate heat exchanger, through rotating two first arcs, make two first arcs laminate in the heat exchanger upper end, then the rotation chain drives first flywheel, T font threaded rod rotates, the first through-hole of T font threaded rod roll-off, slide into the cartridge filter, then open the water pump, the water pump sprays water to two first arcs then falls the heat exchanger and then flows into first through-hole and flow back to the clearance heat exchanger through straining a section of thick bamboo, be convenient for clear up the heat exchanger, the heat exchanger water cyclic utilization of being convenient for simultaneously, the problem that exists among the above-mentioned prior art has been solved.
In order to achieve the purpose, the utility model is realized by the following technical proposal:
an automatic backwashing device of a plate heat exchanger comprises the heat exchanger, wherein a water retaining frame is arranged on the heat exchanger, two first arc-shaped plates are rotationally matched on the side edge of the heat exchanger, and a plurality of arc-shaped rack plates are arranged on one side of each first arc-shaped plate;
the upper end of the heat exchanger is provided with a plurality of first through holes, the bottom end of the heat exchanger is provided with a filter cartridge corresponding to the first through holes, the heat exchanger is provided with a partition plate, a T-shaped threaded rod is rotationally matched in the first through holes, and one end of the T-shaped threaded rod is in threaded fit in the partition plate.
Optionally, the first flywheels are sleeved on the periphery of the T-shaped threaded rod, chains are rotatably matched among the first flywheels, the water pump is installed at the upper end of the partition plate, the water outlet end of the water pump penetrates through the upper end of the heat exchanger, the heat exchanger is of a shell-shaped structure, and the inner diameter of the filter cartridge is larger than the diameter of the first through hole.
Optionally, a first channel is formed in the side portion of the T-shaped threaded rod along the length direction, a protruding block is arranged on the inner wall of the first flywheel, and the protruding block is in sliding fit with the first channel.
Optionally, the opposite side edges of the heat exchanger are provided with second through holes corresponding to the first arc-shaped plates.
Optionally, two gears are rotated on one side of the inner wall of the heat exchanger, the two gears are meshed with each other, and the two gears are respectively meshed with the two arc-shaped rack plates.
Optionally, a first motor and a second motor are arranged on one side of the inner wall of the heat exchanger, a gear is fixed at the output end of the first motor, a second flywheel is arranged at the output end of the second motor, and the second flywheel is matched with the chain.
The embodiment of the utility model has the following beneficial effect:
the utility model discloses an embodiment makes two first arcs laminate in the heat exchanger upper end through rotating two first arcs, then rotates the chain and drives first flywheel, T font threaded rod rotates, and the first through-hole of T font threaded rod roll-off slides into in the cartridge filter, then opens the water pump, and the water pump sprays water to two first arcs then falls to the heat exchanger then flows into first through-hole and flows back to the clearance heat exchanger through straining a section of thick bamboo, is convenient for clear up the heat exchanger, the heat exchanger water cyclic utilization of being convenient for simultaneously.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic perspective view of an embodiment of the present invention;
fig. 2 is a cross-sectional view of an embodiment of the present invention;
fig. 3 is a cross-sectional view of a T-shaped threaded rod according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a portion a in fig. 3.
Wherein the figures include the following reference numerals:
the water pump comprises a heat exchanger 1, a water retaining frame 2, a first arc-shaped plate 3, an arc-shaped rack plate 4, a first through hole 5, a T-shaped threaded rod 6, a partition plate 7, a first flywheel 8, a chain 9, a water pump 10, a first channel 11, a second through hole 12, a gear 13, a first motor 14, a second motor 15, a second flywheel 16 and a filter cartridge 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.
Referring to fig. 1-4, in the present embodiment, an automatic back flushing device for a plate heat exchanger is provided, which includes: the heat exchanger comprises a heat exchanger 1, wherein a water retaining frame 2 is arranged on the heat exchanger 1, two first arc-shaped plates 3 are rotatably matched on the side edge of the heat exchanger 1, and a plurality of arc-shaped rack plates 4 are arranged on one sides of the first arc-shaped plates 3;
the upper end of the heat exchanger 1 is provided with a plurality of first through holes 5, the bottom end of the heat exchanger 1 is provided with a filter cartridge 17 corresponding to the first through holes 5, the heat exchanger 1 is provided with a partition plate 7, a T-shaped threaded rod 6 is rotationally matched in the first through holes 5, and one end of the T-shaped threaded rod 6 is in threaded fit in the partition plate 7.
The application of one aspect of the embodiment is as follows: when needing to clear up heat exchanger 1 upper end, rotate two first arc 3, make two first arc 3 laminate in heat exchanger 1 upper end, then rotation chain 9 drives first flywheel 8, T font threaded rod 6 rotates, the first through hole 5 of T font threaded rod 6 roll-off, slide in cartridge filter 17, then open water pump 10, water pump 10 sprays water to two first arc 3 then falls to heat exchanger 1 and then flows into first through hole 5 and flow back to clearance heat exchanger 1 through a cartridge filter 17, after the washing is accomplished, reverse rotation chain 9 drives first flywheel 8, T font threaded rod 6 rotates, make T font threaded rod 6 plug up first through hole 5. It should be noted that all the electric devices referred to in this application may be powered by a storage battery or an external power source.
Through rotating two first arc 3, make two first arc 3 laminate in heat exchanger 1 upper end, then rotation chain 9 drives first flywheel 8, T font threaded rod 6 rotates, the first through-hole 5 of T font threaded rod 6 roll-off, in the section of thick bamboo 17 of sliding into, then open water pump 10, water pump 10 sprays water to two first arc 3 then fall to heat exchanger 1 then flow into first through-hole 5 and flow back to clearance heat exchanger 1 through section of thick bamboo 17, be convenient for clear up heat exchanger 1, the water cyclic utilization in the heat exchanger 1 of being convenient for simultaneously.
The periphery of the T-shaped threaded rod 6 is sleeved with the first flywheels 8, the chains 9 are arranged between the first flywheels 8 in a rotating fit mode, the water pump 10 is installed at the upper end of the partition plate 7, the water outlet end of the water pump 10 penetrates through the upper end of the heat exchanger 1, the heat exchanger 1 is of a shell-shaped structure, the inner diameter of the filter cartridge 17 is larger than the diameter of the first through hole 5, a gap is formed between the T-shaped threaded rod 6 and the filter cartridge 17, and the probability that the T-shaped threaded rod 6 touches the filter on the inner wall of the filter cartridge 17 during movement is reduced.
The opposite side edges of the heat exchanger 1 of the embodiment are provided with second through holes 12 corresponding to the first arc-shaped plates 3, so that the first arc-shaped plates 3 can slide into the heat exchanger 1 conveniently.
Two gears 13 are rotated to 1 inner wall one side of heat exchanger of this embodiment, and two gears 13 intermeshing, and two gears 13 mesh with two arc rack plates 4 respectively, and the 4 antiport of two arc rack plates of being convenient for, and then drive 3 antiport of two first arc.
The first motor 14 and the second motor 15 are arranged on one side of the inner wall of the heat exchanger 1 in the embodiment, the gear 13 is fixed at the output end of the first motor 14, the second flywheel 16 is installed at the output end of the second motor 15, the second flywheel 16 is matched with the chain 9, the first motor 14 can drive the gear 13 to rotate, the two arc-shaped rack plates 4 can rotate reversely, and the second motor 15 can drive the second flywheel 16 and the chain 9 to rotate.
The above embodiments may be combined with each other.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Claims (6)
1. The utility model provides an automatic back washing unit of plate heat exchanger which characterized in that includes: the heat exchanger comprises a heat exchanger (1), wherein a water retaining frame (2) is installed on the heat exchanger (1), two first arc-shaped plates (3) are rotatably matched on the side edges of the heat exchanger (1), and a plurality of arc-shaped rack plates (4) are installed on one sides of the first arc-shaped plates (3);
a plurality of first through holes (5) are formed in the upper end of the heat exchanger (1), filter cartridges (17) corresponding to the first through holes (5) are arranged at the bottom end of the heat exchanger (1), a partition plate (7) is installed on the heat exchanger (1), T-shaped threaded rods (6) are rotationally matched in the first through holes (5), and one end of each T-shaped threaded rod (6) is in threaded fit in the partition plate (7).
2. The automatic backwashing device of the plate heat exchanger according to claim 1, wherein the first flywheels (8) are sleeved on the periphery of the T-shaped threaded rod (6), the chains (9) are rotatably fitted among the first flywheels (8), the water pump (10) is installed at the upper end of the partition plate (7), the water outlet end of the water pump (10) penetrates through the upper end of the heat exchanger (1), the heat exchanger (1) is of a shell-shaped structure, and the inner diameter of the filter cartridge (17) is larger than the diameter of the first through hole (5).
3. The automatic back flushing device of the plate heat exchanger as claimed in claim 2, wherein the side of the T-shaped threaded rod (6) is provided with a first groove (11) along the length direction, the inner wall of the first flywheel (8) is provided with a projection, and the projection is slidably fitted in the first groove (11).
4. The automatic back flushing device of a plate heat exchanger as claimed in claim 3, characterized in that opposite sides of the heat exchanger (1) are provided with second through holes (12) corresponding to the first arc-shaped plates (3).
5. The automatic back flushing device of the plate heat exchanger according to claim 4, characterized in that one side of the inner wall of the heat exchanger (1) rotates the two gears (13), and the two gears (13) are engaged with each other, and the two gears (13) are respectively engaged with the two arc-shaped rack plates (4).
6. The automatic back flushing device of the plate heat exchanger as claimed in claim 5, characterized in that a first motor (14) and a second motor (15) are arranged on one side of the inner wall of the heat exchanger (1), a gear (13) is fixed on the output end of the first motor (14), a second flywheel (16) is arranged on the output end of the second motor (15), and the second flywheel (16) is matched with the chain (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120654305.XU CN214537583U (en) | 2021-03-31 | 2021-03-31 | Automatic back flushing device of plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120654305.XU CN214537583U (en) | 2021-03-31 | 2021-03-31 | Automatic back flushing device of plate heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214537583U true CN214537583U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120654305.XU Expired - Fee Related CN214537583U (en) | 2021-03-31 | 2021-03-31 | Automatic back flushing device of plate heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214537583U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115247972A (en) * | 2022-09-26 | 2022-10-28 | 涿州瑞特韦尔机械设备有限公司 | Plate heat exchanger |
-
2021
- 2021-03-31 CN CN202120654305.XU patent/CN214537583U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115247972A (en) * | 2022-09-26 | 2022-10-28 | 涿州瑞特韦尔机械设备有限公司 | Plate heat exchanger |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211029 |