CN111692898A

CN111692898A - Stainless steel sleeve heat exchanger

Info

Publication number: CN111692898A
Application number: CN202010377515.9A
Authority: CN
Inventors: 曾敏睿
Original assignee: Guangdong Best Pipe Industry Technology Co ltd
Current assignee: Guangdong Best Pipe Industry Technology Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-09-22
Anticipated expiration: 2040-05-07
Also published as: CN111692898B

Abstract

The invention discloses a stainless steel sleeve heat exchanger, which comprises a sleeve heat exchanger body, wherein the sleeve heat exchanger body comprises a first inner flow pipeline and a second inner flow pipeline sleeved outside the first inner flow pipeline, a plurality of spiral stroke rods capable of changing the length of a water flow path are movably arranged in the sleeve heat exchanger body and extend to the outside of the sleeve heat exchanger body, a synchronous driving mechanism capable of synchronously driving the plurality of spiral stroke rods to stretch and retract is arranged on the sleeve heat exchanger body, a locking mechanism capable of preventing the synchronous driving mechanism from rotating is arranged in the synchronous driving mechanism, the flow path is increased or reduced by changing a multi-stage straight pipe flow path into a thread type pipeline, so that the temperature is controlled, the water flow path of the first inner flow path is increased in a specified range, the water flow speed is ensured, and the length of the water flow path can be quickly adjusted according to the requirements of a site environment or equipment, thereby shifting the temperature to meet the equipment requirements.

Description

Stainless steel sleeve heat exchanger

Technical Field

The invention relates in particular to heat exchangers.

Background

The double-pipe heat exchanger is a common heat exchange device, is widely applied to refrigeration equipment, is a concentric sleeve formed by connecting two standard pipes with different sizes, namely comprises an outer pipe and an inner pipe which are concentrically arranged at intervals, and two different media flow between the inner pipe and the outer pipe and the inner pipe to achieve the effect of heat exchange.

Generally, the heat exchanger can be used in an air conditioning unit, wherein a refrigerant is introduced into an inner pipe, water flow is introduced between the inner pipe and an outer pipe, and the inner pipe and the outer pipe exchange heat through heat conduction.

The heat exchanger can also be used in chemical equipment in chemical plants, has various types and different characteristics, and can be selected according to the requirements of production processes.

Heat exchangers are devices for indirectly exchanging heat between cold and hot fluids.

Since heat exchangers are used in different plants, in most cases, a specific process fluid needs to be temperature-precisely controlled after passing through the heat exchanger according to the process flow requirements.

The traditional method is to arrange a bypass pipeline outside the heat exchanger, arrange a temperature regulating valve on the pipeline, and change the flow of process fluid passing through the heat exchanger by controlling the opening degree of the bypass pipeline regulating valve to realize the requirement of temperature control. The arrangement needs to add additional pipelines and valves, the arrangement requirements on the pipelines and equipment are high, and the equipment has requirements on the heat exchange temperature, so that a heat exchange pipe which is simple in structure and can change the heat exchange temperature quickly according to the field requirements or the equipment requirements needs to be designed.

Thus, the existing heat exchanger is further improved.

Disclosure of Invention

The invention aims to provide a heat exchanger capable of quickly adjusting heat exchange temperature according to equipment requirements.

In order to achieve the purpose, the invention adopts the following scheme:

a stainless steel sleeve heat exchanger comprises a sleeve heat exchanger body, wherein the sleeve heat exchanger body comprises a first inner flow pipeline and a second inner flow pipeline sleeved outside the first inner flow pipeline, a plurality of spiral stroke rods capable of changing the length of a water flow path are movably arranged in the sleeve heat exchanger body and extend to the outside of the sleeve heat exchanger body, a synchronous driving mechanism capable of synchronously driving the plurality of spiral stroke rods to stretch and retract is arranged on the sleeve heat exchanger body, a locking mechanism capable of preventing the synchronous driving mechanism from rotating is arranged in the synchronous driving mechanism, the synchronous driving mechanism is converted into a threaded pipeline through a multi-stage straight pipe flow path, the flow path is increased or reduced, so that the temperature is controlled, the water flow path of the first inner flow path is increased in a specified range, the water flow speed is ensured, and the length of the water flow path can be quickly adjusted according to the requirements of site environment, thereby shifting the temperature to meet the equipment requirements.

Furthermore, the first inner flow pipeline is arranged in an S shape, a first water inlet and a first water outlet are respectively formed in two ends of the first inner flow pipeline, the second inner flow pipeline is arranged along the path of the first inner flow pipeline and sleeved outside the first inner flow pipeline, a second water inlet and a second water inlet are respectively formed in two ends of the second inner flow pipeline, the first water inlet or the second water inlet is connected with a hot water inlet, the other water inlet is connected with a cold water inlet, heat is indirectly exchanged between the cold and hot fluid pieces, and an installation mode is provided.

Further, every flexion of first inner flow pipeline respectively be provided with the auxiliary tube of the inside intercommunication of first inner flow pipeline of corresponding position, the spiral stroke pole passes auxiliary tube and moves about to first inner flow pipeline is inside, the spiral stroke pole is including the axis pole of being established by the auxiliary tube cover, well axostylus axostyle circumference outer wall is provided with the thread groove, be provided with seal structure between auxiliary tube and the spiral stroke pole, pass through to first inner flow pipeline internal energy through a plurality of spiral stroke poles and make the temperature regulation precision bigger.

Furthermore, the sealing structure comprises an annular fixed seat arranged at the edge of an opening at the outer end of the auxiliary pipe, a sealing ring groove is formed in the inner wall of the annular fixed seat, a sealing ring is fixedly arranged in the sealing ring groove, a telescopic pipe sleeve is arranged between the annular fixed seat and the outer end of the middle shaft rod and is sleeved outside the middle shaft rod, and the sealing structure ensures that fluid does not flow into the pipeline from the inside to the outside and ensures the use stability.

Furthermore, the telescopic pipe sleeve comprises a semi-arc baffle plate which is sleeved outside the thread groove and connected with the end part of the central shaft, a water outlet is formed at one corresponding side, the water outlet is arranged towards the inner bending part of the first inner flow pipeline, a fixed arc plate is fixedly arranged on the annular fixing seat and arranged at one side opposite to the semi-arc baffle plate, the inner end edge of the fixed arc plate and the annular fixing seat are sealed, a plurality of movable arc baffle plates are sequentially sleeved in the fixed arc plate from large to small, wherein the innermost movable arc baffle plate and the outer end of the central shaft are fixedly connected and sealed, movable plates are transversely arranged at the notches of the movable arc baffle plates, a plurality of notches are respectively arranged on the two side walls of the semi-arc baffle plates, and the movable plates are arranged in the corresponding notches to move left and right, so that a structure for ensuring the sealing performance inside and outside the pipe in the telescopic process of the spiral stroke rod is provided, and the fluid can not flow out of the pipe in the use process of the equipment.

Furthermore, the synchronous driving mechanism comprises a fixed seat arranged on the outer wall of the second internal flow pipeline, a rotary disc seat is arranged on the fixed seat, a rotating part is arranged in the rotary disc seat in a rotating manner, a rotary disc is connected onto the rotating part, two swinging rods are arranged on the circumferential outer wall of the rotary disc in the radial direction of the rotary disc and are oppositely arranged, two lateral walls of the fixed seat are respectively provided with a transverse track, a sliding block is respectively and movably arranged in the two transverse tracks, a connecting mechanism capable of driving all middle shaft rods on one corresponding side to synchronously move is arranged on each sliding block, a first articulated shaft is respectively arranged on each sliding block, each swinging rod is provided with a second articulated shaft, a connecting rod is articulated between each first articulated shaft and the second articulated shaft on one corresponding side, a plurality of spiral stroke rods can be synchronously adjusted through the synchronous driving mechanism, so that the spiral stroke rods have a larger adjusting range for increasing the flow stroke of the, meanwhile, the user can conveniently adjust the operation without adjusting one by one.

Furthermore, coupling mechanism is including vertical pole, corresponds the axis pole tip parallel and level on montant one side and with vertical pole fixed surface connection, vertical pole is provided with the transverse bar, transverse bar fixed connection is in the slider outer wall, provides a coupling mechanism that can drive a plurality of spiral stroke poles of both sides and open or draw close in step.

Furthermore, the locking mechanism comprises an internal thread arranged on the inner wall of the rotating disc seat, a driving center shaft is arranged at the center of the upper surface of the rotating part, the cross section of the driving center shaft is non-circular, a through hole is formed in the center of the rotating disc, the shape of the through hole is the same as that of the cross section of the driving center shaft, the driving center shaft can move up and down in the through hole, an external thread is arranged on the outer wall of the rotating disc, and the external thread is in threaded connection with the internal thread, so that long-time impact from an internal thread groove flow passage can be effectively prevented in the using process, the rotating disc is driven to rotate, and the stability in the using process and the precision in the using process are ensured.

Furthermore, the outer end of the driving middle shaft is provided with an adjusting knob, the surface of the adjusting knob is provided with a twisting lug, the rotating disc is twisted by the adjusting knob to rotate, and the twisting lug can be operated more conveniently.

In summary, compared with the prior art, the invention has the beneficial effects that:

the invention solves the problem of setting the temperature regulation mode of the traditional heat exchanger, provides the heat exchange tube which has a simple structure and can quickly change the heat exchange temperature according to the field requirement or the equipment requirement, and has the advantages of more stability in the use process, more convenience for temperature regulation, simple structure and convenience and rapidness for use.

Drawings

FIG. 1 is a schematic illustration of a product of the present invention;

FIG. 2 is a rear perspective view of the present invention with fins installed;

FIG. 3 is a perspective view of the principle of the present invention;

FIG. 4 is one of the principle state front views of the present invention;

FIG. 5 is a second schematic front view of the present invention;

3 FIG. 3 6 3 is 3 a 3 cross 3- 3 sectional 3 view 3 A 3- 3 A 3 of 3 the 3 present 3 invention 3; 3

FIG. 7 is one of the cross-sectional views of the internal structure of the present invention;

FIG. 8 is an enlarged view of a portion of the present invention at B;

FIG. 9 is a second cross-sectional view of the internal structure of the present invention;

FIG. 10 is an enlarged view of a portion of the invention at C;

FIG. 11 is one of the exploded views of the present invention;

FIG. 12 is an enlarged view of a portion of the present invention at D;

FIG. 13 is an enlarged view of a portion of the invention at E;

FIG. 14 is a second exploded view of the present invention;

FIG. 15 is an enlarged view of a portion of the invention at F;

FIG. 16 is a schematic view of the through hole and the driving center shaft structure of the present invention;

FIG. 17 is a perspective view of a second embodiment of the synchronous drive mechanism of the present invention;

FIG. 18 is an exploded view of a second embodiment of the synchronous drive mechanism of the present invention;

FIG. 19 is a third perspective view of an embodiment of the synchronous drive mechanism of the present invention;

FIG. 20 is an exploded view of a third embodiment of the synchronous drive mechanism of the present invention;

FIG. 21 is a schematic view of a universal joint structure of the present invention;

FIG. 22 is an enlarged fragmentary view of FIG. G of the present invention;

FIG. 23 is a perspective view of a thermally conductive structure of the present invention;

FIG. 24 is an enlarged view of a portion of the invention at H;

fig. 25 is a schematic view of a structure of a heat conduction fin according to the present invention.

The reference numbers illustrate: 1. a double pipe heat exchanger body; 2. a helical flight bar; 3. a sealing structure; 4. a synchronous drive mechanism; 5. a connecting mechanism; 6. a locking mechanism; 7. a telescopic pipe sleeve; 101. a first inner flow conduit; 102. a second inner flow conduit; 103. a first water inlet; 104. a first water outlet; 105. a second water inlet; 106. a second water inlet 201 and an auxiliary pipe; 204. a middle shaft lever; 205. a thread groove; 301. an annular fixed seat; 302. a seal ring groove; 303. a seal ring; 401. a fixed seat; 402. a turntable base; 403. a rotating part; 404. rotating the disc; 405. a swing lever; 406. a transverse rail; 407. a slider; 408. a first hinge shaft; 409. a second hinge shaft; 410. a connecting rod; 501. a longitudinal rod; 502 transverse bar, 601, internal thread; 602. a drive central shaft; 603. a through hole; 604. an external thread; 605. adjusting a knob; 605. twisting the ears; 701. a semi-arc shaped baffle; 702. a water outlet; 703. fixing the arc-shaped plate; 704. a movable arc-shaped baffle plate; 705. a notch; 706. a movable plate; 4011. a screw mounting seat; 4012. a forward thread insert; 4013. a reverse threaded sleeve; 4014. rotating the screw; 4015. a forward screw; 4016. a reverse screw; 4017. a limiting mechanism; 4018. a limiting ring; 4019. a stirring handle; 4021. a screw rotating seat; 4022. a passive hinge mount; 4024. rotating the screw; 4025. driving the threaded sleeve; 4026. driving the hinged seat; 4027. a drive link; 4029. a stirring handle; 4030. an axial limiting mechanism; 4031. a limiting groove; 1001. a universal joint; 1002. a closed structure; 1003. an open ball sleeve; 1004. rotating the ball; 1005. a delivery through hole; 1006. a water pipe connector; 1007. an annular groove; 1008. an annular seal ring; 1009. a corrugated tooth; 2001. a transverse duct; 2002. the arc-shaped connecting pipeline; 2003. a heat conducting structure; 2004. heat-conducting fins; 2005. a heat conducting ring; 2006. a heat conducting rod; 2007. a heat conducting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-25, the present invention provides a technical solution:

the utility model provides a stainless steel sleeve heat exchanger, including double pipe heat exchanger body 1, double pipe heat exchanger body 1 is including first inner flow pipeline 101 and the second inner flow pipeline 102 of cover outside first inner flow pipeline 101, extends to the outside activity of double pipe heat exchanger body 1 and is provided with many spiral stroke poles 2 that can change rivers flow length in double pipe heat exchanger body 1 last synchronous drive mechanism 4 that can drive many spiral stroke poles 2 and stretch out and draw back of synchronization be provided with in synchronous drive mechanism 4 can prevent the locking mechanism 6 of the 4 rotations of synchronous drive mechanism.

The working principle of the invention is as follows:

the first or second

inner flow pipe

101 or 102 is connected to a cold water interface, and the other flow pipe is connected to a hot water interface, for example: in the using process, the cold water flow passes through the first internal flow pipeline 101, the second internal flow pipeline 102 is sleeved outside the first internal flow pipeline 101, the heat of the second internal flow pipeline 102 is transferred into the fluid of the first internal flow pipeline 101 through heat conduction, so that the temperature conversion is realized, and the temperature rising in the first internal flow pipeline 101 is higher as the heat transfer time is longer, so that the temperature is changed by changing the traveling time of the fluid in the first internal flow pipeline 101 with the specified specification;

if need change the temperature, then drive the spiral stroke pole 2 of first internal flow pipeline 101 both sides through adjusting synchronous drive mechanism 4 and draw close each other or expand each other and change the stroke, change and form the principle and do: the transverse straight-flow pipeline in the first inner flow pipeline 101 is switched into a spiral type spiral pipeline, so that fluid flows spirally along the path of the spiral pipeline in the spiral pipeline, the flow path is increased, the temperature is changed, and the fluid stroke is adjusted by increasing the spiral pipeline in the first inner flow pipeline 101;

the first inner flow pipeline 101 is S-shaped, and is respectively composed of a plurality of bent channels and a plurality of straight channels, and the spiral stroke rod 2 is movably arranged in the straight channels to move left and right;

meanwhile, how fast heat conduction fins can be arranged outside the first inner flow pipeline 101, so that the temperatures in the second inner flow pipelines 102 in different stroke sections are consistent, and the heat exchange effect is better.

The stability of the synchronous driving mechanism 4 can be ensured through the locking mechanism 6, the synchronous driving mechanism 4 is prevented from rotating in the using process, and the locking mechanism 6 has a self-locking effect on the synchronous driving mechanism 4.

The universal joint of the stainless steel sleeve heat exchanger comprises a sleeve heat exchanger body 1, wherein the sleeve heat exchanger body 1 comprises a first inner flow pipeline 101 and a second inner flow pipeline 102 sleeved outside the first inner flow pipeline 101, pipeline ends are respectively arranged at the end parts of the first inner flow pipeline 101 and the second inner flow pipeline 102, universal joints 1001 are arranged at the pipeline ends of the first inner flow pipeline 101 and the second inner flow pipeline 102, a closed structure 1002 is arranged between the universal joints 1001 and the pipeline ends, each universal joint 1001 comprises an opening ball sleeve 1003 arranged at the pipeline end, a rotary ball 1004 is rotatably arranged in the opening ball sleeve 1003, a conveying through hole 1005 is arranged in the rotary ball 1004 and penetrates through the rotary ball from one surface to the other surface, an opening is arranged above the opening ball sleeve 1003, the opening diameter is smaller than the maximum diameter of the rotary ball 1004, and the conveying through hole 1005 penetrates through the center of the rotary ball 1004, the outer end of the conveying through hole 1005 is provided with a water pipe connector 1006, the sealing structure 1002 comprises an annular groove 1007 arranged along the outer wall of the rotary ball 1004, an annular sealing ring 1008 attached to the inner wall of the opening ball sleeve 1003 is arranged in the annular groove 1007, and the annular groove 1007 and the shaft center of the conveying through hole 1005 are the same. The annular sealing ring 1008 is elastically arranged, and the surface of the annular sealing ring is provided with corrugated teeth 1009;

the during operation, because the heat exchanger is used for different equipment, the angle of kneck need be adjusted, rotate in opening ball cover 1003 through rotatory swivel ball 1004 this moment, rotate the angle swing that the in-process realized water piping connection head 1006, change position, simultaneously because the existence of ring seal 1008, and opening ball cover 1003 surface interference fit, can also guarantee the leakproofness when strengthening stability, ripple tooth 1009 sets up the purpose and is for further sealed effect of enhancement, realize the purpose that the multilayer is sealed.

A heat conduction structure of a stainless steel sleeve heat exchanger comprises a sleeve heat exchanger body 1, wherein the sleeve heat exchanger body 1 comprises a first inner flow pipeline 101 and a second inner flow pipeline 102 sleeved outside the first inner flow pipeline 101, the first inner flow pipeline 101 is arranged in a bent shape, the first inner flow pipeline 101 comprises a plurality of transverse pipelines 2001, an arc-shaped connecting pipeline 2002 is arranged between every two adjacent transverse pipelines 2001, a heat conduction structure 2003 is connected between every two transverse pipelines 2001, a plurality of heat conduction fins 2004 are sleeved outside the plurality of transverse pipelines 2001, the heat conduction structure 2003 comprises heat conduction rings 2005 which are respectively arranged on two adjacent transverse pipelines 2001, the heat conduction rings 2005 are correspondingly sleeved outside the transverse pipelines 2001, a heat conduction rod 2006 is arranged between every two adjacent heat conduction rings 2005, and a yielding hole 2007 which can yield the second inner flow pipeline 102 is arranged on each heat conduction fin 2004, the heat conduction fins 2004 are uniformly distributed on the first inner flow pipeline 101 and are transversely and uniformly distributed, the heat conduction rings 2005 and the heat conduction rods 2006 are made of metal materials, the metal materials are copper and aluminum, and the arc-shaped connection pipeline 2002 is communicated with the transverse pipeline 2001.

The first inner flow pipeline 101 is arranged in an S shape, a first water inlet 103 and a first water outlet 104 are respectively arranged at two ends of the first inner flow pipeline 101, the second inner flow pipeline 102 is arranged along the path of the first inner flow pipeline 101 and sleeved outside the first inner flow pipeline 101, and a second water inlet 105 and a second water inlet 106 are respectively arranged at two ends of the second inner flow pipeline 102;

the first water inlet 103 and the first water outlet 104 may be provided in plurality at the end of the first inner flow pipe 101, and the second water inlet 105 and the second water inlet 106 may be provided in plurality at the end of the second inner flow pipe 102.

Each bending part of the first inner flow pipeline 101 is provided with an auxiliary pipe 201 communicated with the inside of the first inner flow pipeline 101 at a corresponding position, the spiral stroke rod 2 penetrates through the auxiliary pipe 201 to move left and right inside the first inner flow pipeline 101, the spiral stroke rod 2 comprises a middle shaft rod 204 sleeved by the auxiliary pipe 201, the outer circumferential wall of the middle shaft rod 204 is provided with a thread groove 205, and a sealing structure 3 is arranged between the auxiliary pipe 201 and the spiral stroke rod 2;

in the use, because spiral stroke pole 2 stretches out and draws back in auxiliary tube 201, in order to guarantee the leakproofness between 2 outer walls of spiral stroke pole and the auxiliary tube 201 inner wall, through being provided with seal structure 3, when not influencing the flexible process of spiral stroke pole 2, guaranteed the leakproofness between them, prevent that the fluid from flowing out.

One embodiment of the sealing structure 3 of the present invention is: the auxiliary pipe comprises an annular fixed seat 301 arranged at the edge of an opening at the outer end of an auxiliary pipe 201, a sealing ring groove 302 is arranged on the inner wall of the annular fixed seat 301, a sealing ring 303 is fixedly arranged in the sealing ring groove 302, a telescopic pipe sleeve 7 is arranged between the annular fixed seat 301 and the outer end of a middle shaft rod 204, and the telescopic pipe sleeve 7 is sleeved outside the middle shaft rod 204;

annular fixing base 301, sealing washer 303 set up to removable formula, and the live time is long, can change according to user demand or actual conditions after ageing to guarantee the leakproofness in the pipeline, prevent that liquid from flowing out.

An embodiment of the telescopic pipe sleeve 7 of the present invention is: comprises a semi-arc baffle plate 701 which is sleeved outside the thread groove 205 and is connected with the end part of the middle shaft rod 204, and a drain port 702 is formed at a side corresponding thereto, the drain port 702 being disposed toward an inner bent portion of the first inner flow pipe 101, the annular fixed seat 301 is fixedly provided with a fixed arc-shaped plate 703, the fixed arc-shaped plate 703 is arranged at one side opposite to the semi-arc-shaped baffle 701, the inner end edge of the fixed arc plate 703 and the annular fixed seat 301 are sealed, a plurality of movable arc baffles 704 are sequentially sleeved in the fixed arc plate 703 from large to small, wherein the innermost movable arc-shaped baffle plate 704 is fixedly connected and sealed with the outer end of the middle shaft rod 204, a movable plate 706 is transversely arranged at each of the incisions of the plurality of movable arc-shaped baffle plates 704, a plurality of notches 705 are respectively arranged on two side walls of the semi-arc baffle 701, and a plurality of movable plates 706 are arranged in the corresponding notches 705 to move left and right;

the above structural principle is as follows: half cowl 701 and fixed arc 703 are fixed setting, a plurality of activity cowl 704 are established by fixed arc 703 cover respectively by big to little, establish by big to little in proper order the cover, innermost activity cowl 704 carries out fixed connection with the well axostylus axostyle 204 of activity, in the flexible in-process of well axostylus axostyle 204, it stretches out and draws back to drive a plurality of activity cowl 704, a plurality of activity cowl 704 can be accomodate together, many notches 705 set up according to the movable track of a plurality of movable plates 706 respectively simultaneously, can also play limiting displacement simultaneously, many notches 705 guarantee the flexible smoothly of a plurality of activity cowl 704.

One embodiment of the synchronous driving mechanism 4 of the present invention is: the device comprises a fixed seat 401 arranged on the outer wall of the second inner flow pipeline 102, wherein a turntable seat 402 is arranged on the fixed seat 401, a rotating part 403 is rotationally arranged in the turntable seat 402, a rotating disc 404 is connected onto the rotating part 403, two swinging rods 405 are arranged on the circumferential outer wall of the rotating disc 404 in the radial direction of the rotating disc 404, the two swinging rods 405 are oppositely arranged, two lateral walls of the fixed seat 401 are respectively provided with a transverse track 406, a sliding block 407 is movably arranged in each transverse track 406, a connecting mechanism 5 capable of driving all the middle shaft rods 204 on the corresponding side to synchronously move is arranged on each sliding block 407, a first hinge shaft 408 is respectively arranged on each sliding block 407, two second hinge shafts 409 are respectively arranged on each swinging rod 405, and a connecting rod 410 is hinged between each first hinge shaft 408 and the second hinge shaft 409 on the corresponding side;

the above structural principle is as follows:

through twisting the rotating disc 404, the rotating disc 404 drives two swing rods 405 arranged oppositely to swing in the rotating process, the swing rods 405 drive the connecting rods 410 to move in the swinging process, the connecting mechanism 5 is pulled to move left and right in the transverse track 406 in the moving process, and the connecting mechanism 5 synchronously drives the spiral stroke rods 2 on one side of the parallel level, so that the purpose of synchronous adjustment is realized.

A second embodiment of the synchronous drive 4 is:

the synchronous driving mechanism of the stainless steel sleeve heat exchanger comprises a sleeve type heat exchanger body 1, wherein a plurality of spiral stroke rods 2 capable of changing the length of a water flow process are movably arranged in the sleeve type heat exchanger body 1 and extend to two sides of the sleeve type heat exchanger body 1, and a synchronous driving mechanism 4 capable of synchronously driving the plurality of spiral stroke rods 2 to stretch is arranged on the sleeve type heat exchanger body 1; the synchronous driving mechanism 4 comprises a screw installation seat 4011 movably arranged in the middle of a sleeve type heat exchanger body 1, transverse rails 406 are arranged on two sides of the screw installation seat 4011, sliding blocks 407 are movably arranged in the transverse rails 406, a connecting mechanism 5 is arranged between a spiral stroke rod 2 on one side and the sliding block 407 on the corresponding side, forward threaded sleeves 4012 and reverse threaded sleeves 4013 are respectively arranged on the sliding blocks 407 on the two sides, a rotating screw 4014 is inserted in the screw installation seat 4011 in a penetrating manner, the rotating screw 4014 is divided into a forward screw 4015 and a reverse screw 4016, the forward screw 4015 is in threaded connection with the forward threaded sleeves 4012, and the reverse screw 4016 is in threaded connection with the reverse threaded sleeves 4013; the direction of the screw thread between the forward screw sleeve 4012 and the reverse screw sleeve 4013 is opposite; the forward threaded sleeve 4012, the reverse threaded sleeve 4013 and the screw mounting seat 4011 are coaxially arranged; the joint of the rotating screw 4014 and the screw mounting seat 4011 is provided with a limiting mechanism 4017; the limiting mechanism 4017 comprises two limiting rings 4018 arranged on a rotating screw 4014, wherein the two limiting rings 4018 are respectively attached to two side walls of a screw mounting seat 4011 to limit the rotating screw 4014 in the axial direction; the end of the rotating screw 4014 is provided with a stirring handle 4019; the spiral stroke rod 2 comprises a middle shaft rod 204 which is inserted in a transverse pipe of a double-pipe heat exchanger body 1 to move, a thread groove 205 is formed in the outer wall of the circumference of the middle shaft rod 204, and a sealing structure 3 is arranged between the connecting positions of the double-pipe heat exchanger body 1 and the middle shaft rod 204; during operation, the rotating screw 4014 is driven to rotate through the rotating handle 4019, in the rotating process of the rotating screw 4014, as the forward screw 4015 and the reverse screw 4016 are respectively in threaded connection with the forward threaded sleeve 4012 and the reverse threaded sleeve 4013 correspondingly, at the moment, the forward threaded sleeve 4012 and the reverse threaded sleeve 4013 move in opposite directions or in opposite directions, the connecting mechanism 5 is driven to move, and the spiral stroke rod 2 synchronously moves in a transverse pipeline in the sleeve type heat exchanger body 1, so that synchronous adjustment is realized; while the two stop rings 4018 prevent the rotating screw 4014 from moving in the axial direction.

A third embodiment of the synchronous drive 4 is:

the double-pipe heat exchanger comprises a double-pipe heat exchanger body 1, a plurality of spiral stroke rods 2 capable of changing the length of a water flow path are movably arranged in the double-pipe heat exchanger body 1 and extend to two sides of the double-pipe heat exchanger body 1, a synchronous driving mechanism 4 capable of synchronously driving the spiral stroke rods 2 to stretch is arranged on the double-pipe heat exchanger body 1, the synchronous driving mechanism 4 comprises a screw rotating seat 4021 movably arranged in the middle of the double-pipe heat exchanger body 1, two sides of the screw rotating seat 4021 are provided with transverse rails 406, each transverse rail 406 is movably provided with a sliding block 407, a connecting mechanism 5 is arranged between the spiral stroke rod 2 at one side and the sliding block 407 at the corresponding side, the sliding blocks 407 at two sides are respectively provided with a driven hinge seat 4022, a rotating screw 4024 is rotatably arranged in the screw mounting seat 4021, a driving screw sleeve 4025 is sleeved outside the rotating screw 4024, two sides of the, a driving connecting rod 4027 is hinged between the driving hinged seat 4026 and the driven hinged seat 4022 on one corresponding side, a connecting structure 5 is fixedly connected between the sliding block 407 and the plurality of spiral stroke rods 2 on one corresponding side, and the screw rotating seat 4021 is arranged perpendicular to the surface of the side wall of the double-pipe heat exchanger body 1; an agitating handle 4029 is arranged at the end of the rotating screw 4024; an axial limiting mechanism 4030 capable of limiting the rotating screw 4024 is arranged on the screw rotating seat 4021; the axial limiting mechanism 4030 comprises a limiting groove 4031 arranged on the inner wall of the screw rotating seat 4021, a limiting rotating plate 4025 is arranged at the end of the rotating screw 4024, and the limiting rotating plate 4025 is mounted in the limiting groove 4031 to rotate so as to prevent the rotating screw 4024 from moving axially; during operation, rotatory screw 4024, rotatory screw 4024 pivoted in-process, rotatory screw 4024 and drive swivel nut 4025 threaded connection, at this moment, because drive connecting rod 4027 of drive swivel nut 4025 both sides carries on spacingly, drive swivel nut 4025 can only be in the activity from top to bottom when rotatory screw 4024's rotation, drive connecting rod 4027 is strutted or tightened up through the activity from top to bottom of rotatory screw 4024, realize changing the synchronous shrink of many spiral stroke poles 2 in both sides or strut, thereby adjust the position of spiral stroke pole 2 in the double pipe heat exchanger body 1, realize changing the mesh of liquid flow.

The connecting mechanism 5 comprises a longitudinal rod 501, the end part of the middle shaft rod 204 on one side corresponding to the vertical rod 501 is flush and fixedly connected with the surface of the longitudinal rod 501, the longitudinal rod 501 is provided with a transverse rod 502, and the transverse rod 502 is fixedly connected with the outer wall of a sliding block 407;

the purpose of synchronously driving the spiral stroke rod 2 on one side can be realized through the structure, and the operation is more convenient.

One embodiment of the locking mechanism 6 of the present invention is: the rotary disc type rotary table comprises an internal thread 601 arranged on the inner wall of a rotary disc seat 402, a driving middle shaft 602 is arranged at the center of the upper surface of a rotating part 403, the cross section of the driving middle shaft 602 is non-circular, a through hole 603 is arranged at the center of a rotary disc 404, the shape of the through hole 603 is the same as that of the cross section of the driving middle shaft 602, the driving middle shaft 602 can move up and down in the through hole 603, an external thread 604 is arranged on the outer wall of the rotary disc 404, and the external thread 604 is in threaded connection with the internal thread;

through the structure, the rotation of the rotating part 403 can be effectively prevented in a normal use state, the connection strength is enhanced through the connection of the external thread 604 and the internal thread 601, the through hole 603 is penetrated through the driving central shaft 602, and the cross section of the driving central shaft 602 is non-circular, so that the through hole 603 is driven to rotate in the rotation process of the driving central shaft 602, the through hole 603 rotates to drive the rotating disc 404 to rotate, the rotating disc 404 rotates to drive the swinging rod 405 to swing, and the through hole 603 can move up and down in the driving central shaft 602;

in the use process, the twisting lug 606 is twisted to drive the adjusting knob 605 to rotate, the adjusting knob 605 drives the middle shaft 602 to rotate in the rotating process, the middle shaft 602 drives the through hole 603 to rotate, the external thread 604 and the internal thread 601 are in threaded connection, the up-and-down movement can occur in the rotating process, and meanwhile, the through hole 603 can move up and down in the middle shaft 602, so that the direction of vertical movement is ensured, and the stability is ensured.

The outer end of the driving middle shaft 602 is provided with an adjusting knob 605, and the surface of the adjusting knob 605 is provided with a twisting lug 606.

While there have been shown and described the fundamental principles and principal features of the invention and advantages thereof, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are given by way of illustration of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a stainless steel sleeve heat exchanger, including double pipe heat exchanger body (1), double pipe heat exchanger body (1) is including first internal flow pipeline (101) and cover second internal flow pipeline (102) outside first internal flow pipeline (101), its characterized in that: the device comprises a double-pipe heat exchanger body (1), wherein a plurality of spiral stroke rods (2) capable of changing the length of a water flow are movably arranged in the double-pipe heat exchanger body (1) and extend to the outside of the double-pipe heat exchanger body (1), a synchronous driving mechanism (4) capable of synchronously driving the spiral stroke rods (2) to stretch is arranged on the double-pipe heat exchanger body (1), and a locking mechanism (6) capable of preventing the synchronous driving mechanism (4) from rotating is arranged in the synchronous driving mechanism (4).

2. The stainless steel sleeve heat exchanger according to claim 1, wherein the first inner flow pipe (101) is provided with an S-shaped configuration, and a first water inlet (103) and a first water outlet (104) are respectively provided at two ends of the first inner flow pipe (101), the second inner flow pipe (102) is provided along the path of the first inner flow pipe (101) and sleeved outside the first inner flow pipe (101), and a second water inlet (105) and a second water inlet (106) are respectively provided at two ends of the second inner flow pipe (102).

3. The stainless steel sleeve heat exchanger according to claim 2, wherein each bent portion of the first inner flow pipeline (101) is provided with an auxiliary pipe (201) communicated with the inside of the first inner flow pipeline (101) at a corresponding position, the spiral stroke rod (2) passes through the auxiliary pipe (201) to move left and right inside the first inner flow pipeline (101), the spiral stroke rod (2) comprises a middle shaft rod (204) sleeved with the auxiliary pipe (201), the outer circumferential wall of the middle shaft rod (204) is provided with a thread groove (205), and a sealing structure (3) is arranged between the auxiliary pipe (201) and the spiral stroke rod (2).

4. The stainless steel sleeve heat exchanger according to claim 3, characterized in that the sealing structure (3) comprises an annular fixed seat (301) arranged at the edge of the opening of the outer end of the auxiliary pipe (201), a sealing ring groove (302) is arranged on the inner wall of the annular fixed seat (301), a sealing ring (303) is fixedly arranged in the sealing ring groove (302), a telescopic pipe sleeve (7) is arranged between the annular fixed seat (301) and the outer end of the middle shaft rod (204), and the telescopic pipe sleeve (7) is sleeved outside the middle shaft rod (204).

5. The stainless steel sleeve heat exchanger according to claim 4, wherein the telescopic pipe sleeve (7) comprises a semi-arc baffle (701) sleeved outside the threaded groove (205) and connected with the end of the middle shaft rod (204), a water outlet (702) is formed at one corresponding side, the water outlet (702) is arranged towards the inner bending part of the first inner flow pipeline (101), a fixed arc-shaped plate (703) is fixedly arranged on the annular fixed seat (301), the fixed arc-shaped plate (703) is arranged at one side opposite to the semi-arc baffle (701), the inner end edge of the fixed arc-shaped plate (703) and the annular fixed seat (301) are hermetically arranged, a plurality of movable arc-shaped baffles (704) are sequentially sleeved inside the fixed arc-shaped plate (703) from large to small, wherein the innermost movable arc-shaped baffle (704) and the outer end of the middle shaft rod (204) are fixedly connected and hermetically arranged, the movable arc baffles (704) are transversely provided with movable plates (706) at the notches respectively, two side walls of the semi-arc baffle (701) are provided with a plurality of notches (705) respectively, and the movable plates (706) are installed in the corresponding notches (705) to move left and right.

6. The stainless steel sleeve heat exchanger according to claim 3 or 4, wherein the synchronous driving mechanism (4) comprises a fixed seat (401) arranged on the outer wall of the second inner flow pipeline (102), a turntable seat (402) is arranged on the fixed seat (401), a rotating part (403) is rotatably arranged in the turntable seat (402), a rotating disc (404) is connected to the rotating part (403), two swinging rods (405) are arranged on the circumferential outer wall of the rotating disc (404) in the radial direction of the rotating disc (404), the two swinging rods (405) are oppositely arranged, transverse rails (406) are respectively arranged on two side walls of the fixed seat (401), sliding blocks (407) are respectively movably arranged in the two transverse rails (406), and a connecting mechanism (5) capable of driving all the middle shaft rods (204) on the corresponding side to synchronously move is arranged on each sliding block (407), the two sliding blocks (407) are respectively provided with a first articulated shaft (408), the two swinging rods (405) are respectively provided with a second articulated shaft (409), and a connecting rod (410) is articulated between the first articulated shaft (408) and the second articulated shaft (409) on one corresponding side.

7. The stainless steel sleeve heat exchanger according to claim 6, characterized in that the connecting mechanism (5) comprises a longitudinal rod (501), the end of the middle shaft rod (204) on one side corresponding to the vertical rod (501) is flush with the surface of the longitudinal rod (501), the longitudinal rod (501) is provided with a transverse rod (502), and the transverse rod (502) is fixedly connected to the outer wall of the sliding block (407).

8. The stainless steel sleeve heat exchanger according to claim 6, wherein the locking mechanism (6) comprises an internal thread (601) arranged on the inner wall of the rotating disc seat (402), a driving center shaft (602) is arranged at the center of the upper surface of the rotating part (403), the cross section of the driving center shaft (602) is non-circular, a through hole (603) is arranged at the center of the rotating disc (404), the shape of the through hole (603) is the same as that of the cross section of the driving center shaft (602), the driving center shaft (602) can move up and down in the through hole (603), an external thread (604) is arranged on the outer wall of the rotating disc (404), and the external thread (604) is in threaded connection with the internal thread (601).

9. The stainless steel sleeve heat exchanger as claimed in claim 6, wherein the outer end of the driving middle shaft (602) is provided with an adjusting knob (605), and the surface of the adjusting knob (605) is provided with a twisting lug (606).