CN207247963U - A kind of plate heat exchanger - Google Patents
A kind of plate heat exchanger Download PDFInfo
- Publication number
- CN207247963U CN207247963U CN201721078542.6U CN201721078542U CN207247963U CN 207247963 U CN207247963 U CN 207247963U CN 201721078542 U CN201721078542 U CN 201721078542U CN 207247963 U CN207247963 U CN 207247963U
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- China
- Prior art keywords
- heat exchanger
- plate
- fitting
- elastic component
- seal pipe
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Abstract
The utility model discloses a kind of plate heat exchanger, including by the sequentially connected front end-plate of fastener, multiple heat exchanger plates and end plate, seal pipe is coaxially equipped with the corner apertures of front end-plate and heat exchanger plates；Sliding is arranged with the first fitting in seal pipe, and the first elastic component is connected between the first fitting and seal pipe；The two side of heat exchanger plates is equipped with sealing plate, and sealing plate sliding is connected with the second fitting, the second elastic component is connected between the second fitting and telescopic chute；Under normal operating conditions, corresponding seal pipe, the first fitting, sealing plate and the second fitting abut setting, and the first elastic component, the second elastic component are in compressive state at this time；When fluid pressure increase between certain two heat exchanger plates, fluid pressure extrudes the opposite minute movement of two heat exchanger plates, and the reset force of the first dynamic clamping head and quiet clamping head gives opposite power between the first fitting, still in sealing state between the first fitting, plate heat exchanger bears the pressure of bigger, and structure is more stable.
Description
Technical field
A kind of field of heat exchangers is the utility model is related to, more specifically, it relates to a kind of plate heat exchanger.
Background technology
Plate heat exchanger, plate heat exchanger are a series of one kind formed by sheet metal closed assemblies with certain corrugated shape
New type high efficient heat exchanger.Thin rectangular shape passage is formed between various plates, heat exchange is carried out by plate.Plate heat exchanger is
Liquid-liquid, liquid-vapour carry out the ideal equipment of heat exchange, it has small heat exchange efficiency height, heat loss, advantages of compact and light structure, takes up an area face
Product is small, installation is easy to clean, is widely used, the features such as service life is long.
In the prior art, plate heat exchanger is sealed using gasket, and operating pressure generally no more than 2.5MPa, works as work
Pressure is excessive, is easy to cause the deformation of plate-type heat-exchange plate, serious, heat exchanger may be caused to explode.
Utility model content
This problem, this practicality are deformed for the excessive heat exchanger plates that are easy to cause of plate heat exchanger operating pressure in practice
New purpose is to propose a kind of plate heat exchanger, and concrete scheme is as follows：
A kind of plate heat exchanger, including front end-plate, end plate and multiple between the front end-plate and end plate
Heat exchanger plates, the front end-plate, multiple heat exchanger plates and the end plate are fixedly connected by fastener, the front end-plate
Corresponding with heat exchanger plates to offer four corner apertures, the corresponding corner apertures is coaxially disposed, is coaxially worn in the corner apertures
There is seal pipe, the seal pipe protrudes the heat exchanger plates and sets, and fluid passage is formed between corresponding multiple seal pipes,
Heat exchange cavity is formed between the adjacent heat exchanger plates；
On the tube wall end face of the seal pipe tube wall of the fluted and described groove in the seal pipe is opened up along its circumferential direction
End face forms opening, is slid in the seal pipe and is arranged with the first fitting, first fitting is stretched into the groove
The first elastic component is connected between one end and the seal pipe；
Multiple heat exchanger plates are equipped with closed ring set close to the two side edge of the heat exchange cavity
Sealing plate, the sealing plate offer telescopic chute along its short transverse, are slid in the telescopic chute and be provided with the second fitting, institute
State and the second elastic component is connected between the second fitting and the telescopic chute；
Under normal operating conditions, the first fitting, sealing plate and its inside of the corresponding seal pipe and its inside
The second fitting abut setting, the first elastic component, the second elastic component are in compressive state at this time.
Through the above technical solutions, under normal operating conditions, the first elastic component, the second elastic component are in compressive state,
Seal pipe, the first fitting, the second fitting and the sealing plate in two adjacent heat exchanger plates in extruding abutting.Seal pipe it
Between mutually abut and form fluid passage, heat exchange cavity is formed between two neighboring heat exchanger plates and sealing plate, cold fluid and hot fluid exists respectively
Flowing exchanges heat in the heat exchange cavity of one heat exchanger plates both sides.Fluid pressure increase in a certain heat exchange cavity, fluid pressure
The two pieces of heat exchanger plates to form the heat exchange cavity can be extruded towards the both sides of heat exchange cavity, heat exchanger plates drive seal pipe towards away from heat exchange
The direction of cavity produces micro-displacement, and the first elastic component is put back under the reset force effect of the first elastic component towards its balance position
It is multiple so that two the first fittings mutually abutted are still within sealing state, still seal up fluid passage, and similarly, second supports
Fitting equally still seals up heat exchange cavity.
Based on above-mentioned setting, plate heat exchanger can bear the pressure of bigger, will not become because of the pressure in heat exchange cavity
Just it is deformed greatly, or even explosion, structure are more stable.
Further, the fastener is matching used fastening bolt and nut, the nut and the front end-plate
Between and/or the nut and the end plate between be provided with the 3rd elastic component.
Through the above technical solutions, the 3rd elastic component can give a bullet between front end-plate, end plate and heat exchanger plates
Property buffering, give one space of micro-displacement of three when pressure is larger in plate heat exchanger, plate heat exchanger bears pressure
Ability strengthens, and use is safer, and after the pressure in the cavity that exchanges heat recovers normal, the elastic force of the 3rd elastic component can promote respectively
A heat exchanger plates are returned to initial position.
Further, mutually abut and be provided with a power circuit, the power circuit in two seal pipes set
Including power supply, indicator light and the conducting wire of the two is connected, jagged, the conducting wire positioned at above-mentioned notch both sides is set on the conducting wire
The surface for the seal pipe being oppositely arranged respectively at two forms conduction electrode；
When two the be oppositely arranged seal pipes abut, the conducting wire positioned at notch both sides connects, circuit pathways, instruction
Lamp is bright.
Through the above technical solutions, when pressure is normal in the cavity that exchanges heat, heat exchanger plates are not subjected to displacement, and what is be oppositely arranged is close
Tube sealing abuts, and conduction electrode contact, circuit communication, indicator light is bright, represents that working environment is normal.When pressure increase in heat exchange cavity
When, heat exchanger plates are subjected to displacement, and the seal pipe being oppositely arranged produces displacement, and conduction electrode disconnects, and circuit breaker, indicator light goes out, table
It is abnormal to show that working environment occurs, reminds staff to take measures to solve the problems, such as.
Further, first elastic component, the second elastic component and the 3rd elastic component are spring, shrapnel or elasticity
Block.
Further, it is both provided with reinforcing rib on the two sides of the heat exchanger plates.
Through the above technical solutions, reinforcing rib can strengthen the structural strength of heat exchanger plates, reduce causes because pressure increases
Heat exchanger plates deformation the problems such as.
Further, the end face that the mouth of pipe edge of the seal pipe and first fitting mutually abut is both provided with
Buffer sealing part.
Through the above technical solutions, buffer sealing part can be buffered between the seal pipe being oppositely arranged and the first fitting
Shock.
Further, the buffer sealing part is rubber block.
Through the above technical solutions, rubber block can not only play the role of buffering collision of closed, sealing function can also be played,
So that sealed between two the first fittings closer.
Compared with prior art, the beneficial effects of the utility model are as follows：
（1）It is mutual by the first fitting for setting corresponding corner apertures position to wear seal pipe, sliding setting in seal pipe
Abut, when fluid pressure increase between certain two heat exchanger plates, fluid pressure extrudes two heat exchanger plates and produces minute movement, the first bullet in opposite directions
The reset force of property return unit gives opposite power between the first fitting, board-like still in sealing state between the first fitting
Heat exchanger can bear the pressure of bigger, and structure is more stable；
（2）Second set by the sealing plate and sealing plate that set heat exchanger plates both sides of the edge along the sliding of its short transverse
Fitting mutually abuts, and when fluid pressure increase between certain two heat exchanger plates, fluid pressure two heat exchanger plates of extruding produce small in opposite directions
Mobile, the reset force of the second dynamic clamping head and quiet clamping head gives opposite power between the second fitting, still in close between the second fitting
Envelope state, plate heat exchanger can bear the pressure of bigger, and structure is more stable；
（3）The cushion seal on end face mutually abutted by the mouth of pipe edge and the first fitting that are arranged on seal pipe
Part, buffers the shock between the seal pipe being oppositely arranged and the first fitting；
（4）By the reinforcing rib being arranged on heat exchanger plates two sides, strengthen the structural strength of heat exchanger plates, reduce because pressure increases
The problems such as heat exchanger plates deform caused by big.
Brief description of the drawings
Fig. 1 is the overall schematic of plate heat exchanger；
Fig. 2 is the exploded perspective view of heat exchanger plates in plate heat exchanger；
Fig. 3 is the partial sectional view of line C-C in Fig. 1 under pressure normal condition；
Fig. 4 is the partial sectional view of line C-C in Fig. 1 under pressure increase state；
Fig. 5 is the partial enlarged view in A portions in Fig. 1；
Fig. 6 is the partial enlarged view in B portions in Fig. 3.
Reference numeral：1st, front end-plate；2nd, end plate；3rd, heat exchanger plates；4th, fastener；5th, corner apertures；6th, seal pipe；7th, groove；
8th, the first fitting；9th, the first elastic component；10th, sealing plate；11st, telescopic chute；12nd, the second fitting；13rd, the second elastic component；14、
3rd elastic component；15th, reinforcing rib；16th, buffer sealing part；17th, power supply；18th, indicator light；19th, conducting wire.
Embodiment
With reference to embodiment and attached drawing, the utility model is described in further detail, but the implementation of the utility model
Mode is not limited only to this.
As shown in Figure 1, a kind of plate heat exchanger, successively including front end-plate 1, multiple heat exchanger plates 3 and end plate 2, front end
It is fixedly connected between plate 1, multiple heat exchanger plates 3 and end plate 2 by fastener 4.As shown in Fig. 2, front end-plate 1 and heat exchanger plates
3 corresponding four angular positions coaxially offer corner apertures 5, and seal pipe is coaxially equipped with multiple corner apertures 5 of relative position
6 and seal pipe 6 protrude heat exchanger plates 3 and set, form fluid passage between corresponding multiple seal pipes 6, adjacent heat exchanger plates 3 it
Between formed heat exchange cavity.Cold fluid and hot fluid flows in fluid passage, and flow respectively in the heat exchange cavity of 3 both sides of heat exchanger plates into
Row heat exchange.
As shown in figure 3, on the tube wall end face of seal pipe 6 along its circumferential direction open up fluted 7 and groove 7 seal pipe 6 pipe
Wall end face forms opening, in seal pipe 6 sliding be arranged with the first fitting 8, the first fitting 8 stretch into one end in groove 7 with
The first elastic component 9 is connected between seal pipe 6.
As shown in figure 3, multiple heat exchanger plates 3 are equipped with closed ring set close to the two side edge of heat exchange cavity
Sealing plate 10, sealing plate 10 offers telescopic chute 11 along its short transverse, in telescopic chute 11 sliding be provided with the second fitting
12, the second elastic component 13 is connected between the second fitting 12 and telescopic chute 11.
As shown in Fig. 2, under normal operating conditions, the first elastic component 9, the second elastic component 13 are in compressive state, at this time
Second fitting 12 of the first fitting 8 of corresponding seal pipe 6 and its inside, sealing plate 10 and its inside abuts.Just
Under normal working status, the first elastic component 9, the second elastic component 13 are in compressive state, extrude two adjacent heat exchanges in abutting
Seal pipe 6, the first fitting 8, the second fitting 12 and sealing plate 10 on plate 3, shape is mutually abutted between multiple seal pipes 6
Heat exchange cavity is formed into fluid passage, between two neighboring heat exchanger plates 3 and sealing plate 10.As shown in figure 4, work as a certain heat exchange cavity
Interior fluid pressure increase, fluid pressure can extrude the two pieces of heat exchanger plates 3 to form the heat exchange cavity towards the both sides of heat exchange cavity,
At this time, the first elastic component 9 is replied under the reset force effect of the first elastic component 9 towards its equilbrium position, and two opposite first support
Fitting 8 still abuts sealing, seals up fluid passage.
As shown in Figure 1 and Figure 5, in order to give an elastic buffer between front end-plate 1, end plate 2 and heat exchanger plates 3, give
Give one space of micro-displacement of three when pressure is larger in plate heat exchanger, fastener 4 for matching used fastening bolt with
And nut, the 3rd elastic component 14 is provided between nut and front end-plate 1 between nut and end plate 2.At this time, plate heat exchanger
The ability enhancing of pressure is born, use is safer, after the pressure in the cavity that exchanges heat recovers normal, the bullet of the 3rd elastic component 14
Power can promote each heat exchanger plates 3 to be returned to initial position.
In the present embodiment, the first elastic component 9, the second elastic component 13 and the 3rd elastic component 14 can be spring, shrapnel or
Person's elastomer block.
As shown in Fig. 2, for the structural strength that reinforcing rib 15 can strengthen heat exchanger plates 3, it is equal on the two sides of heat exchanger plates 3
Reinforcing rib 15 is provided with, reduces the heat exchanger plates 3 caused by pressure increases and deforms.
As shown in Figure 3 and Figure 6, the end face that the mouth of pipe edge of seal pipe 6 and the first fitting 8 mutually abut is both provided with
Buffer sealing part 16, for buffering the shock between 6 and first fitting 8 of seal pipe being oppositely arranged.
Preferably, buffer sealing part 16 is rubber block, and at this time, buffer sealing part 16 can not only play the work of buffering collision of closed
With sealing function can also be played so that sealed between two the first fittings 8 closer.
As shown in Figure 3 and Figure 4, in order to which whether the heat exchanger plates 3 intuitively learnt in time in heat exchanger deform or move
Position, a power circuit is provided with mutual two seal pipes 6 for abutting and setting.Power circuit includes power supply 17, indicator light 18
And the conducting wire 19 of the two is connected, set jagged on conducting wire 19, the conducting wire 19 positioned at above-mentioned notch both sides is respectively in two phases
Conduction electrode is formed to the surface of the seal pipe 6 of setting；When two seal pipes 6 being oppositely arranged abut, positioned at notch both sides
Conducting wire 19 connect, circuit pathways, indicator light 18 is bright.When pressure increase in the cavity that exchanges heat, heat exchanger plates 3 are subjected to displacement, relatively
The seal pipe 6 of setting produces displacement, and conduction electrode disconnects, and circuit breaker, indicator light 18 goes out, and it is abnormal to represent that working environment occurs,
Staff is reminded to take measures to solve the problems, such as.
The working principle and beneficial effect of the utility model is：The first elastic component 9, second in normal operation
Elastic component 13 is in compressive state, can extrude abut in two adjacent heat exchanger plates 3 on seal pipe 6, the first fitting 8,
Second fitting 12 and sealing plate 10.Between opposite seal pipe 6 and sealing plate 10, it is oppositely arranged on the first fitting 8
Between and the second fitting 12 between push against and set, mutually abut between seal pipe 6 and form closed fluid passage, it is adjacent
Closed heat exchange cavity is formed between two heat exchanger plates 3 and sealing plate 10, heat exchange of the cold fluid and hot fluid respectively in 3 both sides of heat exchanger plates is empty
Intracavitary flowing exchanges heat.
Fluid pressure increase in a certain heat exchange cavity, fluid pressure can extrude to form this towards the both sides of heat exchange cavity
Two pieces of heat exchanger plates 3 of heat exchange cavity, heat exchanger plates 3 drive seal pipe 6 to produce micro-displacement towards the direction away from heat exchange cavity.This
When, the first elastic component 9 is replied under the reset force effect of first elastic component 9 towards its equilbrium position, is given two and is mutually abutted
The first opposite power of fitting 8 one, two opposite first fittings 8 still abut sealing, seal up fluid passage.Similarly,
Second fitting 12 equally still seals up heat exchange cavity.
Based on above-mentioned setting, plate heat exchanger can bear the pressure of bigger, will not become because of the pressure in heat exchange cavity
Just it is deformed greatly, or even explosion, structure are more stable.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical solutions belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (7)
1. a kind of plate heat exchanger, including front end-plate (1), end plate (2) and positioned at the front end-plate (1) and end plate (2)
Between multiple heat exchanger plates (3), the front end-plate (1), multiple heat exchanger plates (3) and the end plate (2) are by tight
Firmware (4) is fixedly connected, and the front end-plate (1) is corresponding with heat exchanger plates (3) to offer four corner apertures (5), corresponding institute
State corner apertures (5) to be coaxially disposed, it is characterised in that be coaxially equipped with seal pipe (6), the seal pipe (6) in the corner apertures (5)
The prominent heat exchanger plates (3) are set, and fluid passage, the adjacent heat exchange are formed between corresponding multiple seal pipes (6)
Heat exchange cavity is formed between plate (3)；
Fluted (7) are opened up along its circumferential direction and the groove (7) is in the seal pipe on the tube wall end face of the seal pipe (6)
(6) tube wall end face forms opening, is slid in the seal pipe (6) and is arranged with the first fitting (8), first fitting
(8) the first elastic component (9) is connected between the one end stretched into the groove (7) and the seal pipe (6)；
Multiple heat exchanger plates (3) are equipped with the close of closed ring set close to the two side edge of the heat exchange cavity
Sealing plate (10), the sealing plate (10) offer telescopic chute (11) along its short transverse, slide and set in the telescopic chute (11)
There is the second fitting (12), the second elastic component (13) is connected between second fitting (12) and the telescopic chute (11)；
Under normal operating conditions, the corresponding seal pipe (6) and its inside the first fitting (8), sealing plate (10) and
Its internal second fitting (12) abuts setting, and the first elastic component (9), the second elastic component (13) are in compression shape at this time
State.
2. plate heat exchanger according to claim 1, it is characterised in that the fastener (4) is matching used fastening
Bolt and nut, are set between the nut and the front end-plate (1) and/or between the nut and the end plate (2)
There is the 3rd elastic component (14).
3. plate heat exchanger according to claim 2, it is characterised in that mutually abut two seal pipes set
(6) power circuit is provided with, the power circuit includes power supply (17), indicator light (18) and connects the conducting wire of the two
(19), set on the conducting wire (19) it is jagged, what the conducting wire (19) positioned at above-mentioned notch both sides was oppositely arranged at two respectively
The surface of the seal pipe (6) forms conduction electrode；
When two the be oppositely arranged seal pipes (6) abut, the conducting wire (19) positioned at notch both sides connects, circuit pathways,
Indicator light (18) is bright.
4. plate heat exchanger according to claim 1, it is characterised in that the mouth of pipe edge of the seal pipe (6) and institute
State the end face that the first fitting (8) mutually abuts and be both provided with buffer sealing part (16).
5. plate heat exchanger according to claim 4, it is characterised in that the buffer sealing part (16) is rubber block.
6. plate heat exchanger according to claim 1, it is characterised in that be respectively provided with the two sides of the heat exchanger plates (3)
There is reinforcing rib (15).
7. plate heat exchanger according to claim 2, it is characterised in that first elastic component (9), the second elastic component
(13) and the 3rd elastic component (14) is spring, shrapnel or elastomer block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721078542.6U CN207247963U (en) | 2017-08-25 | 2017-08-25 | A kind of plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721078542.6U CN207247963U (en) | 2017-08-25 | 2017-08-25 | A kind of plate heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207247963U true CN207247963U (en) | 2018-04-17 |
Family
ID=61883476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721078542.6U Expired - Fee Related CN207247963U (en) | 2017-08-25 | 2017-08-25 | A kind of plate heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207247963U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108981440A (en) * | 2018-09-20 | 2018-12-11 | 李洁 | A kind of Chemical Manufacture heat exchanger |
| CN109539835A (en) * | 2018-12-14 | 2019-03-29 | 金冬梅 | A kind of plate heat exchanger |
| CN114111414A (en) * | 2020-08-27 | 2022-03-01 | 马勒国际公司 | Heat exchanger device |
-
2017
- 2017-08-25 CN CN201721078542.6U patent/CN207247963U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108981440A (en) * | 2018-09-20 | 2018-12-11 | 李洁 | A kind of Chemical Manufacture heat exchanger |
| CN108981440B (en) * | 2018-09-20 | 2020-07-24 | 泰兴冶炼厂有限公司 | Heat exchanger for chemical production |
| CN109539835A (en) * | 2018-12-14 | 2019-03-29 | 金冬梅 | A kind of plate heat exchanger |
| CN114111414A (en) * | 2020-08-27 | 2022-03-01 | 马勒国际公司 | Heat exchanger device |
| CN114111414B (en) * | 2020-08-27 | 2024-05-03 | 马勒国际公司 | Heat exchanger device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180417 Termination date: 20180825 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |