CN206347903U - A kind of coaxial sleeve heat exchanger with pre-filtering device - Google Patents
A kind of coaxial sleeve heat exchanger with pre-filtering device Download PDFInfo
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- CN206347903U CN206347903U CN201621389619.7U CN201621389619U CN206347903U CN 206347903 U CN206347903 U CN 206347903U CN 201621389619 U CN201621389619 U CN 201621389619U CN 206347903 U CN206347903 U CN 206347903U
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Abstract
The utility model discloses a kind of coaxial sleeve heat exchanger with pre-filtering device, including pre-filtering device and coaxial sleeve heat-exchanger rig, pre-filtering device includes filter housing and filter core, the medium entrance of filter housing is connected to medium feed pipe, the media outlet of filter housing is connected to medium discharge nozzle, and filter housing bottom is provided with sewage draining exit；Coaxial sleeve heat-exchanger rig includes the outer light pipe of base, spiral and spiral shaped heat transfer tube, the outer light pipe of spiral is set in outside spiral shaped heat transfer tube and both are coaxially disposed, the outer light pipe of spiral is fixed on base, the outer light pipe two ends of spiral are respectively connected with adapter, adapter middle part is provided with connecting hole, external pipe thread joint is connected with connecting hole, spiral shaped heat transfer tube two ends are respectively connected with Internal Pipe Thread joint, and Internal Pipe Thread joint is tightly connected with adapter.The utility model can be realized to medium prefilter, prevented that feed blocking situation from occurring and underdeposit corrosion phenomenon occurs, increased heat transfer area, improve heat transfer coefficient, corrosion resistance is strong, and service life is long.
Description
Technical field
The utility model belongs to technical field of heat exchangers, and in particular to a kind of coaxial sleeve heat exchange with pre-filtering device
Device.
Background technology
Heat exchanger is one of main process equipment in the industries such as oil refining, chemical industry, metallurgy, electric power.At present in flourishing work
Industry country heat recovery rate up to 96%, heat transmission equipment accounted in oil refining factory whole technological equipment investments 35%~
40%, wherein shell-and-tube heat exchanger still accounts for absolute advantage, accounts for 70%.At present in China's oil chemical industry, heat exchange
Equipment investment accounts for more than the 30% of equipment investment, in heat transmission equipment, and usage amount maximum is equally shell-and-tube heat exchanger, wherein
More than 80% shell-and-tube heat exchanger still uses segmental baffle light-pipe structure and light pipe as heat transfer element, this structures shape
Heat exchanger heat transfer effect is poor, and shell-side pressure drop is big, and the energy-saving and emission-reduction policy carried out with China is incompatible.
As modern new technology, new technology, new material continue to develop increasingly serious with energy problem, necessarily bring more
Many high-effect, high service life, the demand of high parameter heat transmission equipment.The energy is saved, environmental protection walks sustainable development road
Road, is the theme of current world development.Heat exchanger development Main way be improve the thermal efficiency, the structure that improves equipment it is compact
Property, accelerate standardization, seriation and the specialization manufactured.
Meanwhile, whether, all there is material stopping state, and make in traditional shell-and-tube heat exchanger or new type high efficient heat exchanger
Into underdeposit corrosion phenomenon, later stage cleaning and maintenance difficulty are big, have a strong impact on product quality and productivity effect.
Utility model content
The purpose of this utility model be to overcome it is above-mentioned it is of the prior art it is not enough there is provided a kind of with pre-filtering device
Coaxial sleeve heat exchanger, it can realize the prefilter to medium, effectively prevent that feed blocking situation from occurring and underdeposit corrosion shows
As occurring, and heat transfer area is increased compared with light pipe, improve heat transfer coefficient, corrosion resistance is strong, and service life is long.
To achieve the above object, the technical solution adopted in the utility model is：A kind of coaxial sleeve with pre-filtering device
Heat exchange of heat pipe, it is characterised in that：The coaxial sleeve heat-exchanger rig being connected including pre-filtering device and with pre-filtering device, institute
Stating pre-filtering device includes filter housing and the filter core in filter housing, and the medium entrance of the filter housing is connected with medium
Feed pipe, the media outlet of the filter housing is connected with medium discharge nozzle, and the bottom of the filter housing is provided with sewage draining exit；It is described
Coaxial sleeve heat-exchanger rig includes the outer light pipe of base, spiral and spiral shaped heat transfer tube, and the outer light pipe of the spiral is set in spiral
Shaped heat transfer tube is outer and both are coaxially disposed, and the outer light pipe of the spiral is fixed on base, and the two ends of the outer light pipe of the spiral are equal
It is connected with the middle part of adapter, the adapter and is provided with connecting hole, external pipe thread joint, the spiral is connected with the connecting hole
The two ends of shaped heat transfer tube are respectively connected with Internal Pipe Thread joint, and said inner tube nipple is tightly connected with adapter, said inner tube
Nipple and spiral shaped heat transfer tube are collectively forming inner chamber, the spiral outer light pipe, adapter and the common shape of external pipe thread joint
Into exocoel, one of them described external pipe thread joint is connected with the medium discharge nozzle.
A kind of above-mentioned coaxial sleeve heat exchanger with pre-filtering device, it is characterised in that：The filter housing includes the
One seamless shell, the second seamless shell, upper end cover and bottom end cover, the first seamless shell are arranged on the upper of the second seamless shell
Side, the lower end and the upper end of the second seamless shell of the first seamless shell are tightly connected by groove type clip component, described
Upper end cover is fixed on the upper end of the first seamless shell, and the bottom end cover is fixed on the lower end of the second seamless shell, and the filter core is consolidated
The bottom of upper end cover is scheduled on, the sewage outfalls setting is provided with blowoff valve on bottom end cover on the sewage draining exit, the medium enters
Mouth is arranged on bottom end cover, and the media outlet is arranged on upper end cover.
A kind of above-mentioned coaxial sleeve heat exchanger with pre-filtering device, it is characterised in that：The groove type clip group
Part includes groove type clip, fastening bolt and c-type sealing ring, and the quantity of the groove type clip is two and two plough groove type cards
Hoop is oppositely arranged, and two groove type clips are fixed together by fastening bolt, the upper end clamp of the groove type clip
In the first annular groove set on the first seamless shell, the lower end of the groove type clip, which is installed on the second seamless shell, to be set
In the second annular groove put, the c-type sealing ring is arranged on the inner side of groove type clip.
A kind of above-mentioned coaxial sleeve heat exchanger with pre-filtering device, it is characterised in that：The filter core titanium filter core,
The first seamless shell and the second seamless shell are the seamless shell of titanium, and the upper end cover and bottom end cover are titanium end
Lid, the groove type clip is titanium groove type clip, the fastening bolt titanium fastening bolt.
A kind of above-mentioned coaxial sleeve heat exchanger with pre-filtering device, it is characterised in that：The medium feed pipe bag
Include import connector, the first valve, the first connecting tube, the one 90 ° of elbow and the second connecting tube, one end of the import connector
It is connected with the entrance point of the first valve, the port of export of first valve is connected with one end of the first connecting tube, described first connects
The other end of adapter is connected with one end of the one 90 ° of elbow, the other end of the one 90 ° of elbow and one end of the second connecting tube
Connection, the other end of second connecting tube is connected with the medium entrance.
A kind of above-mentioned coaxial sleeve heat exchanger with pre-filtering device, it is characterised in that：The medium discharge nozzle bag
Include the 3rd connecting tube, the 2nd 90 ° of elbow, the 4th connecting tube, the second valve and threaded connector, one end of the 3rd connecting tube
It is connected with one end of the 2nd 90 ° of elbow, the other end of the 2nd 90 ° of elbow is connected with one end of the 4th connecting tube, described
The other end of four connecting tubes is connected with the entrance point of the second valve, the port of export of second valve and one end of threaded connector
Connection, the other end of the threaded connector is connected with external pipe thread joint one of them described, the 3rd connecting tube it is another
One end is connected with the media outlet opened up on upper end cover.
A kind of above-mentioned coaxial sleeve heat exchanger with pre-filtering device, it is characterised in that：The import connector and
Threaded connector is titanium connector, and first valve and the second valve are titanium valve, first connecting tube,
Two connecting tubes, the 3rd connecting tube and the 4th connecting tube are titanium tube, and the one 90 ° of elbow and the 2nd 90 ° of elbow are titanium
Elbow.
A kind of above-mentioned coaxial sleeve heat exchanger with pre-filtering device, it is characterised in that：The spiral outer light pipe, spiral shell
It is titanium tube to revolve shaped heat transfer tube and adapter, and the external pipe thread joint and Internal Pipe Thread joint are titanium nipple, institute
Base is stated for titanium base.
A kind of above-mentioned coaxial sleeve heat exchanger with pre-filtering device, it is characterised in that：The spiral abnormal shape heat transfer
Manage to be evenly arranged with the helix tube of multiple square grooves on outer wall.
A kind of above-mentioned coaxial sleeve heat exchanger with pre-filtering device, it is characterised in that：The outer light pipe of the spiral and
Spiral shaped heat transfer tube is spiral coil, and the outer light pipe of the spiral and spiral shaped heat transfer tube are concentric.
The utility model has advantages below compared with prior art：
1st, the utility model efficiently solves traditional shell-and-tube heat exchanger and new and effective by setting pre-filtering device
All there is material stopping state in heat exchanger, and the problem of cause underdeposit corrosion phenomenon, later stage cleaning and big maintenance difficulty, it is ensured that change
Hot device is normally run.
2nd, the utility model coaxial sleeve heat-exchanger rig is that light pipe and spiral shaped heat transfer tube are arranged connection shape outside spiral
Into concentric circular sleeve, due to being provided with external groove on the outer wall of spiral shaped heat transfer tube, and spiral shaped heat transfer tube is spiral
Structure is used as heat-transfer pipe, lures that fluid turbulization flows into, changes the flow regime of fluid；Heat transfer area is increased, is obtained
High heat transfer coefficient, the indent barrel coefficient of heat transfer is 2~3 times of the light pipe coefficient of heat transfer.
3rd, the utility model coaxial sleeve heat-exchanger rig uses spiral shaped heat transfer tube, because the height of fluid in runner is rapid
Stream, makes the particulate in fluid be difficult to deposit fouling, even if there is a small amount of dirt generation, due to medium inside and outside pipe turbulent flow, to pipe
Wall washes away strongly, and good antiscale property ability is strong；Most prominent advantage is can to force fluid by the multiple cross-flow in regulation path by tube bank,
The turbulent extent of fluid is continuously obtained reinforcing, reach the purpose of augmentation of heat transfer.
4th, the utility model total uses titanium processing and fabricating, and material specific strength is high, and environmental protection, good corrosion resistance can
High, the long lifespan by property；Economical rationality, can not only reduce main material consumption, and can reduce equipment volume and operation and maintenance cost,
Simultaneously lightweight, weight is the half of stainless heat exchanger.
5th, the utility model is uniform and stable using spiral shaped heat transfer tube heat-transfer effect, and full titanium coaxial sleeve heat exchanger is improved
Shell-and-tube heat exchanger temperature in use, pressure, flow and thermic load, most prominent advantage is can to force fluid by regulation path
Multiple cross-flow makes the turbulent extent of fluid be continuously obtained reinforcing, reaches the purpose of augmentation of heat transfer by tube bank.
6th, the utility model is simple and compact for structure, and novel in design rationally processing and fabricating is convenient, and convenient later maintenance is quick,
Practical, use value is high, meets the market requirement and developing direction, can standardize, seriation, customize production.
Below by drawings and examples, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model coaxial sleeve heat-exchanger rig.
Fig. 3 is enlarged drawing at Fig. 2 A.
Fig. 4 is the structural representation of the utility model spiral shaped heat transfer tube.
Fig. 5 is the position relationship schematic diagram of the utility model groove type clip and fastening bolt.
Description of reference numerals:
1-base；The outer light pipe of 2-1-spiral；2-2-spiral shaped heat transfer tube；
3-external pipe thread joint；4-adapter；5-Internal Pipe Thread joint；
6-threaded connector；7-the second valve；8-the four connecting tube；
9-the 2 90 ° of elbow；10-the three connecting tube；11-upper end cover；
12-filter core；13-the first seamless shell；14-groove type clip；
15-c-type sealing ring；16-the second seamless shell；17-bottom end cover；
18-the second connecting tube；19-the one 90 ° of elbow；20-the first connecting tube；
21-the first valve；22-import connector；23-fastening bolt；
24-square groove；25-sewage draining exit；26-blowoff valve.
Embodiment
As shown in Figure 1 to Figure 3, the utility model includes pre-filtering device and the coaxial sleeve being connected with pre-filtering device
Pipe heat-exchanger rig, the pre-filtering device includes filter housing and the filter core 12 in filter housing, Jie of the filter housing
Matter import is connected with medium feed pipe, and the media outlet of the filter housing is connected with medium discharge nozzle, the bottom of the filter housing
It is provided with sewage draining exit 25；The coaxial sleeve heat-exchanger rig includes the outer light pipe 2-1 and spiral shaped heat transfer tube 2- of base 1, spiral
2, the outer light pipe 2-1 of the spiral is set in outside spiral shaped heat transfer tube 2-2 and both are coaxially disposed, the outer light pipe 2-1 of the spiral
It is fixed on base 1, the outer light pipe 2-1 of spiral two ends are respectively connected with adapter 4, and the middle part of the adapter 4 is provided with connection
External pipe thread joint 3 is connected with hole, the connecting hole, the two ends of the spiral shaped heat transfer tube 2-2 are respectively connected with inner tube spiral shell
Line joint 5, said inner tube nipple 5 is tightly connected with adapter 4, said inner tube nipple 5 and spiral shaped heat transfer tube 2-2
Inner chamber is collectively forming, the outer light pipe 2-1 of the spiral, adapter 4 and external pipe thread joint 3 are collectively forming exocoel, described in one of them
External pipe thread joint is connected with the medium discharge nozzle.
Coaxial sleeve heat exchanger of the utility model with pre-filtering device, by setting pre-filtering device, is effectively solved
Determined traditional shell-and-tube heat exchanger and new type high efficient heat exchanger all have a material stopping state, and cause underdeposit corrosion phenomenon, after
The problem of phase cleaning and big maintenance difficulty, it is ensured that heat exchanger is normally run, and improves product quality and productivity effect.
Coaxial sleeve heat-exchanger rig be outside spiral light pipe 2-1 and spiral shaped heat transfer tube 2-2 be arranged connection formed it is same
Heart circular sleeve, due to being provided with external groove on spiral shaped heat transfer tube 2-2 outer wall, and spiral shaped heat transfer tube 2-2 is spiral
Structure is used as heat-transfer pipe, lures that fluid turbulization flows into, changes the flow regime of fluid；Heat transfer area is increased, is obtained
High heat transfer coefficient, the indent barrel coefficient of heat transfer is 2~3 times of the light pipe coefficient of heat transfer.Meanwhile, because the height of fluid in runner is rapid
Stream, makes the particulate in fluid be difficult to deposit fouling, even if there is a small amount of dirt generation, due to medium inside and outside pipe turbulent flow, to pipe
Wall washes away strongly, and good antiscale property ability is strong.Most prominent advantage is can to force fluid by the multiple cross-flow in regulation path by tube bank,
The turbulent extent of fluid is continuously obtained reinforcing, reach the purpose of augmentation of heat transfer.Wherein, two external pipe thread joints 3 are respectively
The import and export of exocoel medium, two Internal Pipe Thread joints 5 are respectively the import and export of inner chamber medium, external pipe thread joint 3 and inner tube
Nipple 5 is connected using thread connecting mode with miscellaneous equipment.
As shown in figure 1, the filter housing includes the first seamless shell 13, the second seamless shell 16, upper end cover 11 and lower end
Lid 17, the first seamless shell 13 is arranged on the top of the second seamless shell 16, the lower end of the first seamless shell 13 with
The upper end of second seamless shell 16 is tightly connected by groove type clip component, and the upper end cover 11 is fixed on the first seamless shell
13 upper end, the bottom end cover 17 is fixed on the lower end of the second seamless shell 16, and the filter core 12 is fixed on the bottom of upper end cover 11
Portion, the sewage draining exit 25 is arranged on bottom end cover 17, and blowoff valve 26 is provided with the sewage draining exit 25, and the medium entrance is set
On bottom end cover 17, the media outlet is arranged on upper end cover 11.During actual fabrication, filter core 12 is mutually welded with upper end cover 11,
Upper end cover 11 is mutually welded with the first seamless shell 13, and bottom end cover 17 is mutually welded with the second seamless shell 16.
As shown in Figure 1 and Figure 5, the groove type clip component includes groove type clip 14, fastening bolt 23 and c-type sealing
Circle 15, the quantity of the groove type clip 14 is two and two groove type clips 14 are oppositely arranged, two plough groove type cards
Hoop 14 is fixed together by fastening bolt 23, and the upper end of the groove type clip 14, which is installed on the first seamless shell 13, to be set
First annular groove in, the lower end of the groove type clip 14 is installed on the second annular groove set on the second seamless shell 16
Interior, the c-type sealing ring 15 is arranged on the inner side of groove type clip 14.The first seamless shell 16 of seamless shell 13 and second passes through
Groove type clip component is tightly connected, and fast assembling-disassembling or cleaning pre-filtering device can be achieved.Wherein, c-type sealing ring 15 is rubber
Glue sealing ring.
As shown in figure 1, the medium feed pipe includes import connector 22, the first valve 21, the first connecting tube 20, first
90 ° of connecting tubes 18 of elbow 19 and second, one end of the import connector 22 is connected with the entrance point of the first valve 21, and described
The port of export of one valve 21 is connected with one end of the first connecting tube 20, the other end of first connecting tube 20 and the one 90 ° it is curved
First 19 one end connection, the other end of the one 90 ° of elbow 19 is connected with one end of the second connecting tube 18, second connection
The other end of pipe 18 is connected with the medium entrance.During actual fabrication, import connector 22, the first valve 21, the first connecting tube
20th, the one 90 ° of connecting tube 18 of elbow 19 and second is welded successively.
As shown in figure 1, the medium discharge nozzle includes the 3rd connecting tube 10, the 2nd 90 ° of elbow 9, the 4th connecting tube 8, the
Two valves 7 and threaded connector 6, one end of the 3rd connecting tube 10 are connected with one end of the 2nd 90 ° of elbow 9, and described second
The other end of 90 ° of elbows 9 is connected with one end of the 4th connecting tube 8, the other end of the 4th connecting tube 8 and the second valve 7
Entrance point is connected, and the port of export of second valve 7 is connected with one end of threaded connector 6, the threaded connector 6 it is another
End is connected with external pipe thread joint one of them described, the other end of the 3rd connecting tube 10 and Jie opened up on upper end cover 11
Matter outlet connection.During actual fabrication, the 3rd connecting tube 10, the 2nd 90 ° of elbow 9, the 4th connecting tube 8, the second valve 7 and screw thread connect
Joint 6 is welded successively.
In the present embodiment, the titanium filter core of filter core 12, the seamless shell 16 of the first seamless shell 13 and second is
Titanium is seamless shell, the upper end cover 11 and bottom end cover 17 are titanium end cap, and the groove type clip 14 is titanium plough groove type
Clip, the titanium fastening bolt of fastening bolt 23.Meanwhile, the import connector 22 and threaded connector 6 are that titanium connects
Joint, the valve 7 of the first valve 21 and second is titanium valve, first connecting tube 20, the second connecting tube the 18, the 3rd
The connecting tube 8 of connecting tube 10 and the 4th is titanium tube, and the one 90 ° of elbow 19 and the 2nd 90 ° of elbow 9 are titanium elbow；Institute
It is titanium tube to state the outer light pipe 2-1 of spiral, spiral shaped heat transfer tube 2-2 and adapter 4, the external pipe thread joint 3 and Internal Pipe Thread
Joint 5 is titanium nipple, and the base 1 is titanium base.
Titanium therein is TA1 technical pures titanium or TA2 technical pure titaniums.Because total uses titanium processing and fabricating,
Material specific strength is high, and environmental protection, good corrosion resistance, reliability are high, long lifespan；Economical rationality, can not only reduce main material consumption, and
And equipment volume and operation and maintenance cost can be reduced, while lightweight, weight is the half of stainless heat exchanger.
As shown in figure 4, the spiral shaped heat transfer tube 2-2 is the spiral that multiple square grooves 24 are evenly arranged with outer wall
Pipe, groove width, groove depth and the slot pitch of square groove 24 are designed according to actual needs.
In the present embodiment, the outer light pipe 2-1 and spiral shaped heat transfer tube 2-2 of the spiral is spiral coil, the spiral
Outer light pipe 2-1 and spiral shaped heat transfer tube 2-2 are concentric.
In the present embodiment, the two ends of the external pipe thread joint 3 and Internal Pipe Thread joint 5 are external thread structure.
During actual fabrication, the connected mode of the outer light pipe 2-1 of the spiral and base 1 is spot welding, the outer light pipe 2-1 of the spiral
Connected mode with adapter 4 is filled weld；Said inner tube nipple 5 is mutually sealed with adapter 4 by filled weld mode.In described
Pipe screw joint 5 and spiral shaped heat transfer tube 2-2 connected mode is filled weld.The connecting hole is intersection hole, the phase
Transversal hole is engaged with external pipe thread joint 3, and the external pipe thread joint 3 is connected to the intersection hole by filled weld mode
Place.
Operation principle of the present utility model is：Hot fluid is successively through import connector 22, the first valve 21, the first connecting tube
20th, the one 90 ° of connecting tube 18 of elbow 19 and second enters in filter housing, after being filtered through the filter core 12 in filter housing, successively through the
Three connecting tubes 10, the 2nd 90 ° of elbow 9, the 4th connecting tube 8, the second valve 7 and threaded connector 6 enter coaxial sleeve and exchanged heat dress
The exocoel put, hot fluid enters the inner chamber of coaxial sleeve heat-exchanger rig, and heat exchange is carried out with hot fluid.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is imposed any restrictions, every
Any simple modification, change and the equivalent structure transformation made according to the utility model technical spirit to above example, still
Belong in the protection domain of technical solutions of the utility model.
Claims (10)
1. a kind of coaxial sleeve heat exchanger with pre-filtering device, it is characterised in that：Including pre-filtering device and with it is preposition
The coaxial sleeve heat-exchanger rig of filter connection, the pre-filtering device includes filter housing and the filter in filter housing
Core (12), the medium entrance of the filter housing is connected with medium feed pipe, and the media outlet of the filter housing is connected with medium and gone out
Expects pipe, the bottom of the filter housing is provided with sewage draining exit (25)；The coaxial sleeve heat-exchanger rig includes base (1), outside spiral
Light pipe (2-1) and spiral shaped heat transfer tube (2-2), the outer light pipe (2-1) of the spiral are set in spiral shaped heat transfer tube (2-2) outside
And both are coaxially disposed, the outer light pipe (2-1) of the spiral is fixed on base (1), and the two ends of the outer light pipe (2-1) of the spiral are equal
It is connected with to be provided with connecting hole, the connecting hole in the middle part of adapter (4), the adapter (4) and is connected with external pipe thread joint
(3), the two ends of the spiral shaped heat transfer tube (2-2) are respectively connected with Internal Pipe Thread joint (5), said inner tube nipple (5)
It is tightly connected with adapter (4), said inner tube nipple (5) and spiral shaped heat transfer tube (2-2) are collectively forming inner chamber, the spiral shell
The outer light pipe (2-1) of rotation, adapter (4) and external pipe thread joint (3) are collectively forming exocoel, one of them described external pipe thread joint and
The medium discharge nozzle connection.
2. according to a kind of coaxial sleeve heat exchanger with pre-filtering device described in claim 1, it is characterised in that：The mistake
Filter housing includes the first seamless shell (13), the second seamless shell (16), upper end cover (11) and bottom end cover (17), and described first is seamless
Shell (13) is arranged on the top of the second seamless shell (16), lower end and the second seamless shell of the first seamless shell (13)
(16) upper end is tightly connected by groove type clip component, and the upper end cover (11) is fixed on the upper of the first seamless shell (13)
End, the bottom end cover (17) is fixed on the lower end of the second seamless shell (16), and the filter core (12) is fixed on upper end cover (11)
Bottom, the sewage draining exit (25) is arranged on bottom end cover (17), is provided with blowoff valve (26) on the sewage draining exit (25), is given an account of
Matter import is arranged on bottom end cover (17), and the media outlet is arranged on upper end cover (11).
3. according to a kind of coaxial sleeve heat exchanger with pre-filtering device described in claim 2, it is characterised in that：The ditch
Slot type hoop component includes groove type clip (14), fastening bolt (23) and c-type sealing ring (15), the groove type clip (14)
Quantity be oppositely arranged for two and two groove type clips (14), two groove type clips (14) pass through fastening bolt
(23) it is fixed together, the upper end of the groove type clip (14) is installed on set on the first seamless shell (13) first annular
In groove, the lower end of the groove type clip (14) is installed in the second annular groove set on the second seamless shell (16), the C
Type sealing ring (15) is arranged on the inner side of groove type clip (14).
4. according to a kind of coaxial sleeve heat exchanger with pre-filtering device described in claim 3, it is characterised in that：The filter
Core (12) titanium filter core, the first seamless shell (13) and the second seamless shell (16) they are the seamless shell of titanium, it is described on
End cap (11) and bottom end cover (17) are titanium end cap, and the groove type clip (14) is titanium groove type clip, the fastening
Bolt (23) titanium fastening bolt.
5. according to a kind of coaxial sleeve heat exchanger with pre-filtering device described in claim 2, it is characterised in that：Given an account of
Matter feed pipe includes import connector (22), the first valve (21), the first connecting tube (20), the one 90 ° of elbow (19) and second
Connecting tube (18), one end of the import connector (22) is connected with the entrance point of the first valve (21), first valve
(21) the port of export is connected with the one end of the first connecting tube (20), the other end of first connecting tube (20) and the one 90 ° it is curved
One end connection of head (19), the other end of the one 90 ° of elbow (19) is connected with one end of the second connecting tube (18), and described the
The other end of two connecting tubes (18) is connected with the medium entrance.
6. according to a kind of coaxial sleeve heat exchanger with pre-filtering device described in claim 5, it is characterised in that：Given an account of
Matter discharge nozzle includes the 3rd connecting tube (10), the 2nd 90 ° of elbow (9), the 4th connecting tube (8), the second valve (7) and threaded connection
Head (6), one end of the 3rd connecting tube (10) is connected with one end of the 2nd 90 ° of elbow (9), the 2nd 90 ° of elbow (9)
The other end is connected with one end of the 4th connecting tube (8), the import of the other end and the second valve (7) of the 4th connecting tube (8)
End connection, the port of export of second valve (7) is connected with one end of threaded connector (6), the threaded connector (6) it is another
One end is connected with external pipe thread joint one of them described, and the other end of the 3rd connecting tube (10) on upper end cover (11) with opening
If media outlet connection.
7. according to a kind of coaxial sleeve heat exchanger with pre-filtering device described in claim 6, it is characterised in that：It is described enter
Mouthful connector (22) and threaded connector (6) are titanium connector, and first valve (21) and the second valve (7) are titanium
Material valve, first connecting tube (20), the second connecting tube (18), the 3rd connecting tube (10) and the 4th connecting tube (8) are titanium
Pipe, the one 90 ° of elbow (19) and the 2nd 90 ° of elbow (9) are titanium elbow.
8. according to a kind of coaxial sleeve heat exchanger with pre-filtering device described in claim 1, it is characterised in that：The spiral shell
The outer light pipe (2-1) of rotation, spiral shaped heat transfer tube (2-2) and adapter (4) are titanium tube, the external pipe thread joint (3) and inner tube
Nipple (5) is titanium nipple, and the base (1) is titanium base.
9. according to a kind of coaxial sleeve heat exchanger with pre-filtering device described in claim 1, it is characterised in that：The spiral shell
Rotation shaped heat transfer tube (2-2) is the helix tube that multiple square grooves (24) are evenly arranged with outer wall.
10. according to a kind of coaxial sleeve heat exchanger with pre-filtering device described in claim 1, it is characterised in that：It is described
The outer light pipe (2-1) of spiral and spiral shaped heat transfer tube (2-2) are spiral coil, and light pipe (2-1) and spiral are different outside for the spiral
Type heat-transfer pipe (2-2) is concentric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621389619.7U CN206347903U (en) | 2016-12-16 | 2016-12-16 | A kind of coaxial sleeve heat exchanger with pre-filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621389619.7U CN206347903U (en) | 2016-12-16 | 2016-12-16 | A kind of coaxial sleeve heat exchanger with pre-filtering device |
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| Publication Number | Publication Date |
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| CN206347903U true CN206347903U (en) | 2017-07-21 |
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| CN201621389619.7U Active CN206347903U (en) | 2016-12-16 | 2016-12-16 | A kind of coaxial sleeve heat exchanger with pre-filtering device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595347A (en) * | 2016-12-16 | 2017-04-26 | 西安优耐特容器制造有限公司 | Coaxial double-pipe heat exchanger with front filtering device |
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2016
- 2016-12-16 CN CN201621389619.7U patent/CN206347903U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595347A (en) * | 2016-12-16 | 2017-04-26 | 西安优耐特容器制造有限公司 | Coaxial double-pipe heat exchanger with front filtering device |
| CN106595347B (en) * | 2016-12-16 | 2019-03-22 | 西安优耐特容器制造有限公司 | A kind of coaxial sleeve heat exchanger with pre-filtering device |
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