A kind of exhaust pipe with thermal energy conversion device
Technical field
The invention belongs to exhaust pipe technical fields, are related to a kind of exhaust pipe with thermal energy conversion device.
Background technique
Under driving status, engine generates a large amount of exhaust gas for automobile, ship, these exhaust gas pass through exhaust pipe direct emission
Into atmosphere, great energy waste is caused.
In order to utilize these energy, people attempt to install thermoelectric conversion device on exhaust pipe, convert heat into electric energy,
It is low to the utilization rate of thermal energy but due to the higher cost of existing thermoelectric conversion device, the problems such as deficiency in economic performance, therefore also
It is not widely used.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, propose a kind of with thermal energy conversion device
Exhaust pipe can convert the thermal energy in exhaust pipe to electric energy, and utilization rate is high, simple and practical.
Object of the invention can be realized by the following technical scheme: a kind of exhaust pipe with thermal energy conversion device,
Including pipeline body, the cross section of the pipeline body is in rectangle, and the through-hole that cross section is in rectangle is equipped in the pipeline body,
It is respectively symmetrically equipped with groove one and groove two on the left and right sides wall of the through-hole, is respectively equipped in the groove one and groove two
Semiconductor temperature differential power generating sheet one and semiconductor temperature differential power generating sheet two, be equipped in the through-hole it is heated after can change hot gas in through-hole
Interior flow path increases the guiding of the time of contact of hot gas and semiconductor temperature differential power generating sheet one and semiconductor temperature differential power generating sheet two
The outside of device, the pipeline body is equipped with battery, the semiconductor temperature differential power generating sheet one and semiconductor temperature differential power generating sheet two
All it is electrically connected with battery.
When hot gas passes through pipeline body, changes flow path of the hot gas in through-hole after the guiding device is heated, increase
The time of contact for having added hot gas Yu semiconductor temperature differential power generating sheet one and semiconductor temperature differential power generating sheet two, by heat biography as much as possible
Semiconductor temperature differential power generating sheet one and semiconductor temperature differential power generating sheet two are passed, the utilization rate of heat is improved, makes semiconductor temperature differential generating
Piece one and semiconductor temperature differential power generating sheet two generate more electric energy, and then electric energy is stored in battery, realize thermal energy conversion
It is environmentally protective for electric energy.
In a kind of above-mentioned exhaust pipe with thermal energy conversion device, the guiding device includes slide bar one, slide bar
Two, shape memory alloy spring one and shape memory alloy spring two, the top of the through-hole are vertically equipped with support plate, the shape
Shape memory alloys spring one and shape memory alloy spring two are separately positioned on support plate close to one He of semiconductor temperature differential power generating sheet
The left and right sides of two side of semiconductor temperature differential power generating sheet, the slide bar one and slide bar two are slidably arranged in the top of through-hole, institute
It states slide bar one and the length direction of slide bar two and the length direction of pipeline body is consistent, one end of the slide bar one and shape memory
The free end of alloy spring one is connected, and one end of the slide bar two and the free end of shape memory alloy spring two are connected, described
It is equipped with the sliding that can utilize slide bar one and slide bar two in through-hole, forms the guiding mechanism of serpentine channel in through-hole.
When passing through in pipeline body without hot gas, the shape memory alloy spring one and shape memory alloy spring two
In compressive deformation state, when there is hot gas to pass through, the shape memory alloy spring one and shape memory alloy spring two by
Thermal stretching pushes slide bar one and two forward slip of slide bar, drives guiding mechanism to form serpentine channel in through-hole, makes hot gas from snake
Shape channel weaves throngh, and increases the time of contact of hot gas and semiconductor temperature differential power generating sheet one and semiconductor temperature differential power generating sheet two, mentions
The generated energy of high semiconductor temperature differential power generating sheet one and semiconductor temperature differential power generating sheet two.
In a kind of above-mentioned exhaust pipe with thermal energy conversion device, it is arranged on the slide bar one there are two casing
One, two described sleeve pipes one are connected by the top of bracket one and through-hole, and two described sleeve pipes one are located at groove one
Front and rear sides.
When shape memory alloy spring one is by thermal stretching, for promotion slide bar one along two one forward slips of casing, stabilization can
It leans on;In addition, described sleeve pipe one can limit the sliding scale of slide bar one.
In a kind of above-mentioned exhaust pipe with thermal energy conversion device, it is arranged on the slide bar two there are two casing
Two, two described sleeve pipes two are connected by the top of bracket two and through-hole, and two described sleeve pipes two are located at groove two
Front and rear sides.
When shape memory alloy spring two is by thermal stretching, for promotion slide bar two along two two forward slips of casing, stabilization can
It leans on;In addition, described sleeve pipe two can limit the sliding scale of slide bar two.
In a kind of above-mentioned exhaust pipe with thermal energy conversion device, the guiding mechanism includes several shafts one
With several shafts two, several shafts one and several shafts two are rotatably arranged in through-hole, and perpendicular to logical
The top and bottom sidewall in hole, several described shafts one are respectively positioned on slide bar one close to the side of slide bar two and along the length side of slide bar one
To evenly spaced arrangement, several described shafts two are respectively positioned on slide bar two close to the side of slide bar one and along the length of slide bar two
The evenly spaced arrangement in direction is spent, several described shafts one are with several shafts two along the length direction or so of pipeline body
Interlaced arrangement, the outside upright of the shaft one are equipped with rotary baffle one and rotary baffle two, the rotary baffle one and rotary baffle two
In in same perpendicular, the outside upright of the shaft two is equipped with rotary baffle three and rotary baffle four, the rotary baffle three and turns
Impeller four is located in the same vertical plane, and the shaft one is sequentially connected with slide bar one, and the shaft two connects with the transmission of slide bar two
It connects, when two synchronous slide of slide bar one and slide bar, at least one position makes two He of rotary baffle one and rotary baffle in shaft one
Rotary baffle three and rotary baffle four in shaft two are parallel to the cross section of pipeline body simultaneously.
The shape memory alloy spring one and shape memory alloy spring two are pushed slide bar one and slide bar two by thermal stretching
Forward slip, while shaft one and shaft two being driven to rotate, when the elongation of shape memory alloy spring one to reset condition, shaft
Rotary baffle one and rotary baffle two on one turn to it is parallel with the cross section of pipeline body, when shape memory alloy spring two extend
When to reset condition, rotary baffle three and rotary baffle four in shaft two turn to it is parallel with the cross section of pipeline body, in through-hole
Interior formation serpentine channel, makes hot gas weave throngh out of serpentine channel, increases hot gas and leads with semiconductor temperature differential power generating sheet one and partly
The time of contact of body thermoelectric generation film two improves generated energy.
In a kind of above-mentioned exhaust pipe with thermal energy conversion device, a lateral edge of the slide bar one close to slide bar two
The length direction of slide bar one is equipped with rack gear one, fixed rack gear one in the shaft one, the rack gear one and one company of engagement of gear ring
It connects.
When one forward slip of slide bar, band carry-over bar one is moved forward, and the gear ring one in shaft one is driven to rotate clockwise,
Turn to rotary baffle one and rotary baffle two in shaft one parallel with the cross section of pipeline body, hinder hot gas quickly through,
Increase residence time of the hot gas between semiconductor temperature differential power generating sheet one and semiconductor temperature differential power generating sheet two, improves generated energy.
In a kind of above-mentioned exhaust pipe with thermal energy conversion device, a lateral edge of the slide bar two close to slide bar one
The length direction of slide bar two is equipped with rack gear two, fixed rack gear two in the shaft two, the rack gear two and two company of engagement of gear ring
It connects.
When two forward slip of slide bar, band carry-over bar two is moved forward, and the gear ring two in shaft two is driven to rotate clockwise,
Turn to rotary baffle three and rotary baffle four in shaft two parallel with the cross section of pipeline body, hinder hot gas quickly through,
Increase residence time of the hot gas between semiconductor temperature differential power generating sheet one and semiconductor temperature differential power generating sheet two, improves generated energy.
Compared with prior art, the invention has the following advantages that
1, when passing through in pipeline body without hot gas, the shape memory alloy spring one and shape memory alloy spring
Two are in compressive deformation state, when there is hot gas to pass through, the shape memory alloy spring one and shape memory alloy spring two
By thermal stretching, push slide bar one and two forward slip of slide bar, structure simple;
2, the shape memory alloy spring one and shape memory alloy spring two are by thermal stretching promotion slide bar one and slide bar
Two forward slips drive shaft one to rotate clockwise, rotary baffle one and rotary baffle two in shaft one are made to turn to and be parallel to pipe
The cross section of road ontology drives shaft two to rotate counterclockwise, rotary baffle three and rotary baffle four in shaft two is made to turn to and manage
The cross section of road ontology is parallel, and serpentine channel is formed in through-hole, and hot gas is made to weave throngh out of serpentine channel, increase hot gas with
The time of contact of semiconductor temperature differential power generating sheet one and semiconductor temperature differential power generating sheet two improves semiconductor temperature differential power generating sheet one and partly leads
The generated energy of body thermoelectric generation film two;
Detailed description of the invention
Fig. 1 is the structural schematic diagram of this exhaust pipe with thermal energy conversion device;
Fig. 2 is that the shape memory alloy spring one and shape memory alloy spring two in the present invention are shown by the structure of thermal stretching
It is intended to;
Fig. 3 is the cross-sectional view in Fig. 2 at A-A;
Fig. 4 is the cross-sectional view in Fig. 2 at B-B.
In figure, 1, pipeline body;1a, through-hole;1b, groove one;1c, groove two;1d, support plate;2, semiconductor temperature difference is sent out
Electric piece one;2a, semiconductor temperature differential power generating sheet two;3, slide bar one;3a, casing one;3b, rack gear one;3c, shape memory alloy spring
One;4, slide bar two;4a, casing two;4b, rack gear two;4c, shape memory alloy spring two;5, shaft one;5a, rotary baffle one;
5b, rotary baffle two;5c, gear ring one;6, shaft two;6a, rotary baffle three;6b, rotary baffle four;6c, gear ring two;7, battery.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Referring to figs. 1 to 4, a kind of exhaust pipe with thermal energy conversion device, including pipeline body 1, the pipeline body 1
Cross section be in rectangle, be in the through-hole 1a of rectangle, the left and right sides wall of the through-hole 1a equipped with cross section in the pipeline body 1
On respectively symmetrically be equipped with two 1c of one 1b of groove and groove, one 1b of groove and two 1c of groove in be respectively equipped with semiconductor temperature difference hair
Hot gas can be changed in through-hole 1a by being equipped with after being heated in electric piece 1 and semiconductor temperature differential power generating sheet two 2a, the through-hole 1a
Flow path increases the guiding of hot gas and the time of contact of two 2a of semiconductor temperature differential power generating sheet 1 and semiconductor temperature differential power generating sheet
The outside of device, the pipeline body 1 is equipped with battery 7, the semiconductor temperature differential power generating sheet 1 and semiconductor temperature differential power generating sheet
Two 2a are electrically connected with battery 7.
When hot gas passes through pipeline body 1, change flow path of the hot gas in through-hole 1a after the guiding device is heated,
The time of contact of hot gas Yu two 2a of semiconductor temperature differential power generating sheet 1 and semiconductor temperature differential power generating sheet is increased, as far as possible by heat
More passes to two 2a of semiconductor temperature differential power generating sheet 1 and semiconductor temperature differential power generating sheet, improves the utilization rate of heat, makes semiconductor
Thermoelectric generation film 1 and two 2a of semiconductor temperature differential power generating sheet generate more electric energy, and then electric energy is stored in battery 7,
Realize that thermal energy is converted into electric energy, it is environmentally protective.
Specifically, the guiding device includes slide bar 1, slide bar 24, one 3c of shape memory alloy spring and shape note
Recall two 4c of alloy spring, the top of the through-hole 1a is vertically equipped with support plate 1d, one 3c of shape memory alloy spring and shape
Two 4c of shape memory alloys spring is separately positioned on support plate 1d close to semiconductor temperature differential power generating sheet 1 and semiconductor temperature differential power generating sheet
The left and right sides of two sides 2a, the slide bar 1 and slide bar 24 are slidably arranged in the top of through-hole 1a, one 3 He of slide bar
The length direction of slide bar 24 is consistent with the length direction of pipeline body 1, one end of the slide bar 1 and marmem bullet
The free end of one 3c of spring is connected, and one end of the slide bar 24 and the free end of two 4c of shape memory alloy spring are connected, described logical
It is equipped with the sliding that can utilize slide bar 1 and slide bar 24 in the 1a of hole, forms the guiding mechanism of serpentine channel in through-hole 1a.
When passing through in pipeline body 1 without hot gas, one 3c of shape memory alloy spring and marmem bullet
Two 4c of spring is in compressive deformation state, when there is hot gas to pass through, one 3c of shape memory alloy spring and marmem
Two 4c of spring is pushed slide bar 1 and 24 forward slip of slide bar by thermal stretching, drives guiding mechanism to be formed in through-hole 1a snakelike
Channel makes hot gas weave throngh from serpentine channel, increases hot gas and semiconductor temperature differential power generating sheet 1 and semiconductor temperature differential power generating sheet
The time of contact of two 2a improves the generated energy of semiconductor temperature differential power generating sheet 1 and two 2a of semiconductor temperature differential power generating sheet.
Specifically, one 3a of casing there are two being arranged on the slide bar 1, two one 3a of described sleeve pipe pass through bracket one
It is connected with the top of through-hole 1a, two one 3a of described sleeve pipe are located at the front and rear sides of one 1b of groove.
When one 3c of shape memory alloy spring is by thermal stretching, promotion slide bar 1 is along two one 3a forward slips of casing, surely
It is fixed reliable;In addition, one 3a of described sleeve pipe can limit the sliding scale of slide bar 1.
Specifically, two 4a of casing there are two being arranged on the slide bar 24, two two 4a of described sleeve pipe pass through bracket two
It is connected with the top of through-hole 1a, two two 4a of described sleeve pipe are located at the front and rear sides of two 1c of groove.
When two 4c of shape memory alloy spring is by thermal stretching, promotion slide bar 24 is along two two 4a forward slips of casing, surely
It is fixed reliable;In addition, two 4a of described sleeve pipe can limit the sliding scale of slide bar 24.
Specifically, the guiding mechanism includes several shafts 1 and several shafts 26, several described shafts
1 and several shafts 26 be rotatably arranged in through-hole 1a, and perpendicular to the top and bottom sidewall of through-hole 1a, described in several
Shaft 1 is respectively positioned on slide bar 1 close to the side of slide bar 24 and along the evenly spaced arrangement of the length direction of slide bar 1, if
It is close to the side of slide bar 1 and uniform along the length direction interval of slide bar 24 that the dry shaft 26 is respectively positioned on slide bar 24
Arrangement, several described shafts 1 are with several shafts 26 along the length direction of pipeline body 1 or so interlaced arrangement, institute
The outside upright for stating shaft 1 is equipped with two 5b of one 5a of rotary baffle and rotary baffle, and one 5a of rotary baffle and two 5b of rotary baffle are located at
In same perpendicular, the outside upright of the shaft 26 is equipped with four 6b of three 6a of rotary baffle and rotary baffle, three 6a of rotary baffle
It is located in the same vertical plane with four 6b of rotary baffle, the shaft 1 is sequentially connected with slide bar 1, the shaft 26 and slide bar
24 transmission connections, when 24 synchronous slide of slide bar 1 and slide bar, at least one position makes the rotary baffle one in shaft 1
Three 6a of rotary baffle and four 6b of rotary baffle on 5a and two 5b of rotary baffle and shaft 26 are parallel to the cross section of pipeline body 1 simultaneously.
One 3c of shape memory alloy spring and two 4c of shape memory alloy spring is pushed one 3 He of slide bar by thermal stretching
24 forward slip of slide bar, while shaft 1 and shaft 26 being driven to rotate, when one 3c of shape memory alloy spring is extended to original
When state, one 5a of rotary baffle and two 5b of rotary baffle in shaft 1 turn to parallel with the cross section of pipeline body 1, work as shape
When two 4c of memory alloy spring is extended to reset condition, three 6a of rotary baffle and four 6b of rotary baffle in shaft 26 are turned to and are managed
The cross section of road ontology 1 is parallel, forms serpentine channel in through-hole 1a, hot gas is made to weave throngh out of serpentine channel, increases heat
The time of contact of gas and two 2a of semiconductor temperature differential power generating sheet 1 and semiconductor temperature differential power generating sheet improves generated energy.
Specifically, the slide bar 1 is equipped with one 3b of rack gear close to the length direction of a lateral edge slide bar 1 of slide bar 24,
Fixed one 5c of rack gear in the shaft 1, one 3b of rack gear engage connection with one 5c of gear ring.
When one 3 forward slip of slide bar, band one 3b of carry-over bar is moved forward, and drives the one 5c up time of gear ring in shaft 1
Needle rotation, turns to one 5a of rotary baffle and two 5b of rotary baffle in shaft 1 parallel with the cross section of pipeline body 1, hinders
Hot gas is quickly through when increasing stop of the hot gas between two 2a of semiconductor temperature differential power generating sheet 1 and semiconductor temperature differential power generating sheet
Between, improve generated energy.
Specifically, the slide bar 24 is equipped with two 4b of rack gear close to the length direction of a lateral edge slide bar 24 of slide bar 1,
Fixed two 6c of rack gear in the shaft 26, two 4b of rack gear engage connection with two 6c of gear ring.
When 24 forward slip of slide bar, band two 4b of carry-over bar is moved forward, and drives the two 6c up time of gear ring in shaft 26
Needle rotation, turns to three 6a of rotary baffle and four 6b of rotary baffle in shaft 26 parallel with the cross section of pipeline body 1, hinders
Hot gas is quickly through when increasing stop of the hot gas between two 2a of semiconductor temperature differential power generating sheet 1 and semiconductor temperature differential power generating sheet
Between, improve generated energy.
Those skilled in the art can various modifications may be made to described specific embodiment, supplement or
It is substituted using similar method, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.