CN208171065U - A kind of novel graphite heat exchanger - Google Patents

Abstract

The utility model discloses a kind of novel graphite heat exchangers,Including front cover,Rear cover and the shell between front cover and rear cover,The baffle plate is uniformly arranged on the centre of the interior stream chamber,Two adjacent baffle plates are in complementary zigzag,The bobbin carriage at both ends is connect with connected equipment respectively,Two fluids enters enclosure interior from one end of interior stream chamber and fluid inlet respectively,Fluid in interior stream chamber is under the action of zigzag baffle plate,Slow down speed,It is convenient to be swapped with the fluid near heat-transfer pipe,Zigzag baffle plate can preferable buffer fluid,And it is held above direction fine,Be conducive to improve the effect of heat exchange,A kind of novel graphite heat exchanger described in the utility model,It is reasonable in design,It is easy to operate,Flexibility is good,Stability is high,Avoid some drawbacks existing in the prior art,Substantially increase processing efficiency,Reduce the number of maintenance down,Reduce the danger coefficient of maintenance,Good effect of heat exchange.

Description

A kind of novel graphite heat exchanger

Technical field

The utility model relates to novel graphite technical field of heat exchangers, specially a kind of novel graphite heat exchanger.

Background technique

Graphite heat exchanger is heat exchanger made of heat-transferring assembly graphite.The graphite of manufacture heat exchanger should have Bu Tou ﹐ Common dipping class impermeable graphite and die mould impermeable graphite.Graphite heat exchanger corrosion resistance and good, heat-transfer area is less scaling, passes Hot property is good.But the easy embrittlement of graphite, bending resistance and tensile strength are low, thus are only used for low pressure, even if bearing capacity is best Block cavernous structure, operating pressure are generally also only 0.3-0.5 megapascal.Graphite heat exchanger it is at high cost, volume is big, using not It is more.It is mainly used for the heat exchange of the corrosive medias such as hydrochloric acid, sulfuric acid, acetic acid and phosphoric acid, is such as used as the condensation of acetic acid and acetic anhydride Device etc..It is used primarily in chemical industry for making chlorine and alkali, petrochemical industry, fluoride salt, titanium white, zirconium industry, monoxone, chlorinated paraffin, monocrystalline silicon fluorination work Equal production industries.The inside of existing tube-type graphite heat exchanger be all it is neat several baffle plates are set, internal gas exists When operation, need around many curved, turnover arrival outlet for several times, in internal gas conversion, due to the limitation of baffle plate, so that interior Gas conversion in portion's is uneven, will affect heat transfer effect over time, although influencing not is that very greatly, not will cause to production temporarily Great harm, but the in-built quality of heat exchanger is affected, the equipment of chemical field is after a period of use, it is necessary to Maintenance, replacement internal structure is troublesome, and dangerous property, not only influences production, and at high cost.

Utility model content

It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of novel graphite heat exchanger Problem.

To achieve the above object, the utility model provides the following technical solutions：A kind of novel graphite heat exchanger, it is described novel Graphite heat exchanger includes front cover, rear cover and the shell between front cover and rear cover, is passed through between the front cover and the shell It is bolted, and is additionally provided with a tube sheet between the front cover and the shell, also lead between the rear cover and the shell Cross and be bolted, and be provided with vessel flange between the rear cover and the shell, the front cover with it is described after cover and be all provided with It is equipped with Guan Shuan, the enclosure interior is provided with interior stream chamber, is staggeredly arranged at intervals with the folding worn for heat exchanger tube in the interior stream chamber Flowing plate, it is described it is interior stream chamber outer wall be equipped with a few heat-transfer pipes, one end of the outer wall of the shell be symmetrically arranged with fluid inlet and Auxiliary fluid inlet, the other end of the outer wall of the shell are symmetrically arranged with fluid outlet and secondary fluid outlet, the auxiliary flow Preserving and sealing plug is equipped in body entrance, secondary fluid outlet；The baffle plate is uniformly arranged on the centre of the interior stream chamber, and And two adjacent baffle plates, in complementary zigzag, the two sides of the baffle plate are equipped with cushion hole, the buffering on two sides Hole shifts to install；The zigzag baffle plate includes fixed plate and movable plate, and the movable plate being capable of the relatively described fixed plate Rotation, also, the movable plate can extend or shorten, the fixed plate close to the shell inner wall, and it is described solid Fixed board is matched close to one end of the inner wall of the shell with the shape of the inner wall of the shell, is provided with fixation in the fixed plate Hole, a screw passes through the fixation hole, and the fixed plate is fixed on the housing.

Preferably, a sealing element is provided between the tube sheet and the bolt.

Preferably, the novel graphite heat exchanger further includes a support, and the support is set on the outer wall of the shell, It is used to support the shell.

Preferably, the novel graphite heat exchanger further includes an ear mount, and the ear mount is symmetrically disposed on the two of the shell Side.

Preferably, the quantity of the baffle plate is multiple.

Compared with prior art, the utility model has the beneficial effects that：Two adjacent baffle plates are in complementary zigzag, The bobbin carriage at both ends is connect with connected equipment respectively, two fluids enters shell from one end of interior stream chamber and fluid inlet respectively Inside, the fluid in interior stream chamber slow down speed under the action of zigzag baffle plate, the convenient fluid near heat-transfer pipe into Row exchange, zigzag baffle plate can preferable buffer fluid, and above direction hold very well, be conducive to improve heat exchange effect Fruit, once and fluid inlet, fluid outlet go wrong（Due to being outstanding independent entrance, inevitably it is pressurized in use process It is excessive to deform）, auxiliary fluid inlet, secondary fluid outlet replacement can be used, flexibly and easily, do not influence to produce.This reality With a kind of novel novel graphite heat exchanger, reasonable in design, easy to operate, flexibility is good, and stability is high, avoids Some drawbacks existing in the prior art, substantially increase processing efficiency, reduce the number of maintenance down, reduce the danger of maintenance Dangerous coefficient, good effect of heat exchange.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the another structural schematic diagram in the utility model；

In figure：1- shell；2- baffle plate；3- fluid inlet；4- auxiliary fluid inlet；5- support；6- ear mount；7- fluid goes out Mouthful；8- secondary fluid outlet；9- pipe frost；10- bolt；11- tube sheet；12- vessel flange；13- heat-transfer pipe, 14- movable plate；15- Screw；16- sealing element；17- front cover, 18- rear cover, 19- fixed plate.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1-Fig. 2, a kind of embodiment provided by the utility model：

A kind of novel graphite heat exchanger, the novel graphite heat exchanger include front cover 17, rear cover 18 and be located at front cover 17 and Shell 1 between rear cover 18 is connected between the front cover 17 and the shell 1 by bolt 10, and the front cover 17 and institute It states and is additionally provided with a tube sheet 11 between shell 1, connected between the rear cover 18 and the shell 1 also by bolt 10, and institute It states and is provided with vessel flange 12 between rear cover 18 and the shell 1, be provided with Guan Shuan on the front cover 17 and the rear cover 18 9, the shell 1 is internally provided with interior stream chamber, is staggeredly arranged at intervals with the baffle plate 2 worn for heat exchanger tube in the interior stream chamber, The outer wall of the interior stream chamber is equipped with a few heat-transfer pipes 13, and one end of the outer wall of the shell 1 is symmetrically arranged with fluid inlet 3 and auxiliary Fluid inlet 4 is helped, the other end of the outer wall of the shell 1 is symmetrically arranged with fluid outlet 7 and secondary fluid outlet 8, the auxiliary Preserving and sealing plug is equipped in fluid inlet 4, secondary fluid outlet 8；The baffle plate 2 is uniformly arranged in the interior stream chamber Between, also, two adjacent baffle plates 2 are in complementary zigzag, and the two sides of the baffle plate 2 are equipped with cushion hole, two The cushion hole in face shifts to install；The zigzag baffle plate 2 includes fixed plate 19 and movable plate 14, and the movable plate 14 can It is rotated relative to the fixed plate 19, also, the movable plate 14 can extend or shorten, the fixed plate 19 is close to the shell The inner wall of body 1, and the fixed plate 19 is close to the shape of one end of the inner wall of the shell 1 and the inner wall of the shell 1 Match, fixation hole is provided in the fixed plate 19, the fixed plate 19 is fixed on described by a screw 15 across the fixation hole On shell 1.

In the present embodiment, a sealing element 16 is provided between the tube sheet 11 and the bolt 10.

In the present embodiment, the novel graphite heat exchanger further includes a support 5, and the support 5 is set to the shell 1 On outer wall, it is used to support the shell 1.

In the present embodiment, the novel graphite heat exchanger further includes an ear mount 6, and the ear mount 6 is symmetrically disposed on the shell The two sides of body 1.

In the present embodiment, it is characterised in that：The quantity of the baffle plate 2 is multiple.

Working principle：Baffle plate 2 is uniformly arranged on the centre of the interior stream chamber, also, two adjacent baffle plates 2 In complementary zigzag, the two sides of the baffle plate 2 are equipped with cushion hole, and the cushion hole on two sides shifts to install, when work, by two The bobbin carriage 4 at end is connect with connected equipment respectively, and two fluids enters in shell 1 from one end of interior stream chamber and fluid inlet respectively Portion, the interior fluid flowed in chamber slows down speed under the action of baffle plate 2, convenient to swap with the fluid near heat-transfer pipe 13, Baffle plate 2 can preferable buffer fluid, and above direction hold very well, be conducive to improve heat exchange effect, once and fluid Entrance 3, fluid outlet 7 go wrong（Due to being outstanding independent entrance, be inevitably pressurized excessive become in use process Shape）, auxiliary fluid inlet 4, the replacement of secondary fluid outlet 8 can be used, flexibly and easily, do not influence to produce.This specific embodiment party Formula is reasonable in design, easy to operate, and flexibility is good, and stability is high, avoids some drawbacks existing in the prior art, greatly Processing efficiency is improved greatly, reduces the number of maintenance down, reduces the danger coefficient of maintenance, good effect of heat exchange.

Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims (5)

1. a kind of novel graphite heat exchanger, it is characterised in that：The novel graphite heat exchanger includes front cover（17）, rear cover（18）And Positioned at front cover（17）And rear cover（18）Between shell（1）, the front cover（17）With the shell（1）Between pass through bolt（10） Connection, and the front cover（17）With the shell（1）Between be additionally provided with a tube sheet（11）, the rear cover（18）With the shell Body（1）Between also by bolt（10）Connection, and the rear cover（18）With the shell（1）Between be provided with vessel flange （12）, the front cover（17）With the rear cover（18）On be provided with Guan Shuan（9）, the shell（1）It is internally provided with interior stream chamber, The baffle plate worn for heat exchanger tube is staggeredly arranged at intervals in the interior stream chamber（2）, the outer wall of the interior stream chamber is equipped with a few biographies Heat pipe（13）, the shell（1）One end of outer wall be symmetrically arranged with fluid inlet（3）And auxiliary fluid inlet（4）, the shell Body（1）The other end of outer wall be symmetrically arranged with fluid outlet（7）And secondary fluid outlet（8）, the auxiliary fluid inlet（4）, Secondary fluid outlet（8）In be equipped with preserving and sealing plug；The baffle plate（2）It is uniformly arranged on the centre of the interior stream chamber, also, Two adjacent baffle plates（2）In complementary zigzag, the baffle plate（2）Two sides be equipped with cushion hole, two sides Cushion hole shifts to install；The zigzag baffle plate（2）Including fixed plate（19）And movable plate（14）, the movable plate（14） It being capable of the relatively described fixed plate（19）Rotation, also, the movable plate（14）It can extend or shorten, the fixed plate（19） Close to the shell（1）Inner wall, and the fixed plate（19）Close to the shell（1）Inner wall one end and the shell （1）Inner wall shape matching, the fixed plate（19）On be provided with fixation hole, a screw（15）Across the fixation hole by institute State fixed plate（19）It is fixed on the shell（1）On.

2. a kind of novel graphite heat exchanger according to claim 1, it is characterised in that：The tube sheet（11）With the bolt （10）Between be provided with a sealing element（16）.

3. a kind of novel graphite heat exchanger according to claim 2, it is characterised in that：The novel graphite heat exchanger also wraps Include a support（5）, the support（5）It is set to the shell（1）Outer wall on, be used to support the shell（1）.

4. a kind of novel graphite heat exchanger according to claim 1, it is characterised in that：The novel graphite heat exchanger also wraps Include an ear mount（6）, the ear mount（6）It is symmetrically disposed on the shell（1）Two sides.

5. a kind of novel graphite heat exchanger according to claim 1, it is characterised in that：The baffle plate（2）Quantity be It is multiple.