CN203349689U - Novel plate heat exchanger - Google Patents
Novel plate heat exchanger Download PDFInfo
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- CN203349689U CN203349689U CN 201320267687 CN201320267687U CN203349689U CN 203349689 U CN203349689 U CN 203349689U CN 201320267687 CN201320267687 CN 201320267687 CN 201320267687 U CN201320267687 U CN 201320267687U CN 203349689 U CN203349689 U CN 203349689U
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- pipe
- heat exchanger
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- plate heat
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Abstract
The utility model discloses a novel plate heat exchanger which comprises a water supply tank of a heat exchanging machine, a secondary net backwater main pipeline, a circulating pump, a second fluid inlet pipe, a second fluid outlet pipe, a second fluid inlet valve and a second fluid outlet valve. The circulating pump is communicated with the secondary net backwater main pipeline. The second fluid inlet pipe and the second fluid outlet pipe are connected to a fixed pressing plate. The second fluid inlet valve and the second fluid outlet valve are connected to the second fluid inlet pipe and the second fluid outlet pipe respectively. A connecting pipe is communicated between the inlet end of the circulating pump and the secondary net backwater main pipeline. The connecting pipe is an eccentric reducer pipe. The two ends of a by-pass pipe are communicated with the second fluid inlet pipe and the second fluid outlet pipe respectively. A control valve is arranged on the by-pass pipe. A water draining pipeline is communicated with the tail of the secondary net backwater main pipeline. A water outlet of the water draining pipeline is communicated to the upper portion of the water supply tank. An automatic pressure relief device is installed on the water draining pipeline. According to the novel plate heat exchanger, the cavitation phenomenon inside a pipeline of the circulating pump can be greatly reduced, gas inside the pipeline is prevented from being accumulated at an opening of the pump to enter a cavity of the pump and damage a pump body, second fluid can be repeatedly filtered so as not to block a corrugated plate, automatic water draining is achieved, the water resupplying difficulty can not be caused, the daily maintenance cost of the heat exchanging machine is saved, and the heat exchanging efficiency is improved.
Description
Technical field
The utility model relates to heat exchanger production and processing field, is specifically related to a kind of Novel plate heat exchanger.
Background technology
Heat exchanger is that the part heat of hot fluid is passed to cold fluid, makes cooling fluid temperature reach the exchange heat equipment of technological process set quota.Existing plate-type heat exchange unit in use often there will be the normally fault such as moisturizing of corrugated plating obstruction, pipe leakage and small pump.Wherein, pipe leakage mostly appears at the interface of secondary network backwater main pipeline and pump entry, because this section employing is direct piping, when water circulating pump is worked, easily produce cavitation in this direct piping, cavitation erosion can be accelerated the especially corrosion of commissure of inner-walls of duct frequently, causes pipe leakage.The obstruction of corrugated plating is because heat exchanger secondary network fluid is that cold fluid is mixed with impurity usually; while with the cold fluid of impurity, in corrugated plate, carrying out heat exchange; easily cause the part of corrugated plate runner to be stopped up; although existing heat exchanger is provided with filter on secondary network backwater main pipeline; but be merely able to impurity in convection cell, tentatively filter, filter effect is also not obvious.As for normally moisturizing of small pump, mostly in the backwater main pipeline by cold fluid, produce steam, the long-time accumulation of steam causes the main pipeline superpressure, so cause small pump normally the moisturizing heat exchanger quit work.For preventing the pipeline superpressure, existing heat exchanger usually is communicated with manual water draw-off on main pipeline, but the mode manually sluiced only could be judged the opportunity of pressure release when heat exchanger quits work, can cause heat exchanger work discontinuous, and the delivery port of existing tapping pipe is communicated with the water inlet of small pump, all be positioned at the bottom of water tank, the hot water of the uniform temperature that tapping pipe is discharged mixes easily generation bubble with the water inlet in water tank, the water inlet that a large amount of bubbles are positioned at water pump can cause normally moisturizing of small pump, affects the normal operation of heat exchanger.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of Novel plate heat exchanger, extends the service life of easy to leak pipeline, can guarantee that corrugated plating is not blocked by the multiple times of filtration cold fluid, improves heat exchange efficiency.
The utility model is achieved through the following technical solutions:
A kind of Novel plate heat exchanger, the supply tank that comprises heat exchanger, secondary network backwater main pipeline, the circulating pump be communicated with secondary network backwater main pipeline and be connected in second fluid on fixation clip into and out of pipe, and be connected to second fluid into and out of second fluid inlet valve and outlet valve on pipe, be communicated with tube connector between the arrival end of described circulating pump and described secondary network backwater main pipeline, described tube connector is eccentric reducer; The two ends of bypass pipe be communicated in respectively second fluid into and out of pipe, described bypass pipe is provided with control valve; Described secondary network backwater main pipeline afterbody is communicated with sluice pipe, and the delivery port of described sluice pipe is communicated in the top of described supply tank, on described sluice pipe, automatic decompression device is installed.
The further improvement project of the utility model is, described tube connector comprises large port, portlet and be connected to the transition portion between large and small port, and the top of described large and small port and transition portion is on same straight line.
The utility model further improvement project is that described large port is communicated with described secondary network backwater main pipeline welding, is welded with the flange be connected with described pump entry end on described portlet end face.
The utility model further improvement project is that the radius of described portlet is identical with the opening radius of described pump entry end adpting flange.
The utility model further improvement project is that the radius of described large port is greater than the radius 2-5cm of described portlet.
The utility model further improvement project is that the junction into and out of pipe of described bypass pipe and described second fluid lays respectively at the outside of described inlet valve, outlet valve.
The utility model further improvement project be described bypass pipe two ends be welded on described second fluid on the tube wall of pipe.
The utility model further improvement project is that described automatic decompression device is the pressure release electromagnetic valve that is electrically connected on the heat exchanger industrial control system.
The utility model further improvement project is that described sluice pipe is provided with filter.
The utility model further improvement project is that described filter bits is in the upstream of described pressure relief device.
The utility model compared with prior art has the following advantages:
One, the tube connector between secondary network backwater main pipeline of the present utility model and circulating pump adopts eccentric reducer, can significantly reduce the cavitation in pipeline, prevent that gas in pipelines from entering pump chamber in the pumping hole gathering and damaging the pump housing, slow down the corrosion of inner-walls of duct, extend service life, saved the cost of heat exchanger regular maintenance.
Two, the control valve of the utility model bypass pipe in normally off, does not affect the normal operation of heat exchanger when heat exchanger carries out fluid heat transfer.Within second fluid occurring during the too much situation of impurity, close advancing of second fluid, outlet valve, open the control valve of bypass pipe, fluid is under the effect of circulating pump, enter the secondary network main pipeline, flow into bypass pipe again from going out the pipe discharge at the inlet pipe from second fluid after once filtering, the fluid of discharging filters through the secondary network main pipeline under the effect of circulating pump again, discharge, so circulation, treat that contaminant filter is complete, close the control valve of bypass pipe and open advancing of second fluid, go out valve, the use of the present utility model impurity in the multiple times of filtration second fluid that can circulate, guarantee that the runner on the heat-exchanger ripple plate is not blocked, and then the operating efficiency of assurance heat exchanger.
Three, sluice pipe of the present utility model is provided with pressure release electromagnetic valve, thereby the pressure in Open valve draining releasing tube automatically when the pressure in secondary network backwater main pipeline surpasses safety value, the delivery port of sluice pipe is positioned at the top of water tank, the draining of tapping pipe does not directly mix the normal moisturizing that just not can produce the aeration small pump with the water inlet of small pump yet, guarantee the continuous operation of heat exchanger, improved heat exchange efficiency.
The accompanying drawing explanation
Fig. 1 is the utility model plan structure schematic diagram.
Fig. 2 be in Fig. 1 A to the sectional structure enlarged diagram.
Fig. 3 be in Fig. 1 B to the structure for amplifying schematic diagram.
Fig. 4 be in Fig. 1 C to the structure for amplifying schematic diagram.
The specific embodiment
A kind of Novel plate heat exchanger as shown in Figure 1,2,3, 4, the supply tank 1 that comprises heat exchanger, secondary network backwater main pipeline 2, the circulating pump 3 be communicated with secondary network backwater main pipeline 2 and be connected in second fluid on fixation clip into and out of pipe 4,41, and be connected to second fluid into and out of second fluid inlet valve 61 and outlet valve 62 on pipe 4,41.Be communicated with tube connector 5 between the arrival end of circulating pump 3 and secondary network backwater main pipeline 2.Tube connector 5 is eccentric reducer, tube connector 5 comprises large port 51, portlet 52 and is connected to the transition portion 53 between large and small port 51,52, tube connector 3 adopts top safety dress mode, and the top of large and small port 51,52 and transition portion 53 is on same straight line.Large port 51 is communicated with described secondary network backwater main pipeline 2 welding, is welded with the flange 31 be connected with circulating pump 3 arrival ends on portlet 52 end faces.The radius of portlet 52 is identical with the opening radius of described circulating pump 3 arrival end adpting flanges 32, guarantees fluid flowing in pipeline, and the radius of large port 51 is greater than the radius 2-5cm of portlet 52, can slow down the corrosion of inner-walls of duct, increases the service life.
Again as shown in Figure 1,3, the two ends of bypass pipe 6 be communicated in respectively second fluid into and out of pipe 4,41, its connected mode is, bypass pipe 6 two ends be welded on second fluid on the tube wall of pipe 41,42.Bypass pipe 6 is provided with control valve 7, and the junction into and out of pipe 4,41 of bypass pipe 6 and second fluid lays respectively at the outside of inlet valve 61, outlet valve 62, can guarantee that the runner on the heat-exchanger ripple plate is not blocked, and then guarantees the operating efficiency of heat exchanger.
And for example, shown in Fig. 1,4, secondary network backwater main pipeline 2 afterbodys are communicated with sluice pipe 8, and the delivery port of sluice pipe 8 is communicated in the top of supply tank 1, and the water inlet of moisturizing pipeline 82 is positioned at the bottom of supply tank 1, and automatic decompression device 9 is installed on sluice pipe 8.Automatic decompression device 9 in the present embodiment is for being electrically connected on the pressure release electromagnetic valve of heat exchanger industrial control system, when the pressure in secondary network backwater main pipeline 2 surpasses safety value, thereby the magnetic valve pressure in the opening water discharge releasing tube automatically, guarantee stablizing of overpressure.Also be provided with filter 81 on sluice pipe 8, filter 81 is positioned at the upstream of pressure relief device 9, avoids valve body or the pump housing of the impurity clog downstream in return pipe.
Claims (10)
1. a Novel plate heat exchanger, the supply tank (1) that comprises heat exchanger, secondary network backwater main pipeline (2), the circulating pump (3) be communicated with secondary network backwater main pipeline (2) and be connected in advancing of second fluid on fixation clip, go out pipe (4, 41), and be connected to second fluid and advance, go out pipe (4, 41) the second fluid inlet valve (61) on and outlet valve (62), it is characterized in that: between the arrival end of described circulating pump (3) and described secondary network backwater main pipeline (2), be communicated with tube connector (5), described tube connector (5) is eccentric reducer, the two ends of bypass pipe (6) be communicated in respectively second fluid into and out of the pipe (4,41), described bypass pipe (6) is provided with control valve (7), described secondary network backwater main pipeline (2) afterbody is communicated with sluice pipe (8), and the delivery port of described sluice pipe (8) is communicated in the top of described supply tank (1), and automatic decompression device (9) is installed on described sluice pipe (8).
2. a kind of Novel plate heat exchanger as claimed in claim 1, it is characterized in that: described tube connector (5) comprises large port (51), portlet (52) and is connected to the transition portion (53) between large and small port (51,52), and the top of described large and small port (51,52) and transition portion (53) is on same straight line.
3. a kind of Novel plate heat exchanger as claimed in claim 2, it is characterized in that: described large port (51) is communicated with described secondary network backwater main pipeline (2) welding, is welded with the flange (31) be connected with described circulating pump (3) arrival end on described portlet (52) end face.
4. a kind of Novel plate heat exchanger as claimed in claim 3, it is characterized in that: the radius of described portlet (52) is identical with the opening radius of described circulating pump (3) arrival end adpting flange (32).
5. a kind of Novel plate heat exchanger as claimed in claim 3, it is characterized in that: the radius of described large port (51) is greater than the radius 2-5cm of described portlet (52).
6. according to a kind of Novel plate heat exchanger claimed in claim 1, it is characterized in that: the junction into and out of pipe (4,41) of described bypass pipe (6) and described second fluid lays respectively at the outside of described inlet valve (61), outlet valve (62).
7. according to a kind of Novel plate heat exchanger claimed in claim 6, it is characterized in that: described bypass pipe (6) two ends be welded on described second fluid into and out of the pipe (41,42) tube wall on.
8. according to a kind of Novel plate heat exchanger claimed in claim 1, it is characterized in that: described automatic decompression device (9) is for being electrically connected on the pressure release electromagnetic valve of heat exchanger industrial control system.
9. according to a kind of Novel plate heat exchanger claimed in claim 1, it is characterized in that: described sluice pipe (8) is provided with filter (81).
10. according to a kind of Novel plate heat exchanger claimed in claim 9, it is characterized in that: described filter (81) is positioned at the upstream of described pressure relief device (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320267687 CN203349689U (en) | 2013-05-16 | 2013-05-16 | Novel plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320267687 CN203349689U (en) | 2013-05-16 | 2013-05-16 | Novel plate heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203349689U true CN203349689U (en) | 2013-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320267687 Expired - Fee Related CN203349689U (en) | 2013-05-16 | 2013-05-16 | Novel plate heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203349689U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278038A (en) * | 2013-05-16 | 2013-09-04 | 江苏昊隆换热器有限公司 | Novel plate heat exchanger |
| CN106104188A (en) * | 2014-03-18 | 2016-11-09 | 巴斯夫欧洲公司 | The method of heat exchanger, the reactor apparatus including this heat exchanger and temperature of reactor control |
-
2013
- 2013-05-16 CN CN 201320267687 patent/CN203349689U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278038A (en) * | 2013-05-16 | 2013-09-04 | 江苏昊隆换热器有限公司 | Novel plate heat exchanger |
| CN106104188A (en) * | 2014-03-18 | 2016-11-09 | 巴斯夫欧洲公司 | The method of heat exchanger, the reactor apparatus including this heat exchanger and temperature of reactor control |
| CN106104188B (en) * | 2014-03-18 | 2018-10-09 | 巴斯夫欧洲公司 | The method of the reactor apparatus and temperature of reactor of heat exchanger including the heat exchanger control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20140516 |