CN117781304A - Gas leading-in device of heat exchanger - Google Patents
Gas leading-in device of heat exchanger Download PDFInfo
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- CN117781304A CN117781304A CN202311692233.8A CN202311692233A CN117781304A CN 117781304 A CN117781304 A CN 117781304A CN 202311692233 A CN202311692233 A CN 202311692233A CN 117781304 A CN117781304 A CN 117781304A
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- frame
- gas
- air inlet
- connecting ring
- gear
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- 239000007789 gas Substances 0.000 claims abstract description 125
- 239000002737 fuel gas Substances 0.000 claims abstract description 35
- 238000006073 displacement reaction Methods 0.000 claims description 57
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 description 6
- 230000006837 decompression Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention belongs to the technical field of heat exchangers, in particular to a gas leading-in device of a heat exchanger, which comprises a gas leading-in shell, wherein one end of the gas leading-in shell is provided with a gas inlet, the inside of the gas leading-in shell is provided with a gas straight channel, one end of the gas straight channel, which is far away from the gas inlet, is provided with a gas circular channel, and the inner wall of the gas straight channel is provided with an adjusting device, and the adjusting device comprises: the fixed shaft is arranged on the inner wall of the fuel gas straight channel; and the upper connecting ring is rotationally connected with the arc surface of the fixed shaft. Through setting up auxiliary baffle and initiative baffle, can control the inside gas flow of gas straight line, and auxiliary baffle and initiative baffle mutually support with the inside sacculus of regulating frame, both can make air and gas according to certain proportion intensive mixing, let the gas fully burn, can reduce spare part local heat damage through the flow of control gas again, prolong spare part's life.
Description
Technical Field
The invention belongs to the field of heat exchangers, and particularly relates to a gas leading-in device of a heat exchanger.
Background
The heat exchange system is a heat energy recycling system and generally comprises a heat exchanger, a heat regenerator and a cooler, and the heat exchange system is used for realizing heat exchange between fluids with different temperatures, wherein whether gas combustion is sufficient or not is an important index for the heat exchanger.
One patent application with publication number of CN208365573U discloses a gas introduction device, which comprises a gas introduction shell, wherein the gas introduction shell is sequentially provided with a gas straight channel and a gas circular channel from a gas inlet to the inner side, one side of the gas straight channel is provided with a decompression cavity, the side wall of the gas straight channel is provided with a decompression through hole, and the decompression through hole is used for communicating the decompression cavity with the gas straight channel; the bottom of the gas circular channel is provided with a storage cavity, the side wall of the gas circular channel is provided with a plurality of storage through holes, and the gas circular channel is communicated with the storage cavity through the storage through holes. The utility model discloses can make gas evenly distributed get into heat exchanger combustion chamber for gas combustion is abundant, reduces the energy waste.
The technical scheme has some problems in practical application, and the gas introduction device reduces turbulence of gas through the design of the internal spoiler and the spoiler boss, so that the gas is uniformly distributed; however, the flow rate of the fuel gas in the pipeline still cannot be controlled and changed, and under the condition of sufficient fuel gas supply, if the flow rate cannot be controlled, the fuel gas can continuously flow, so that the energy cost is increased, and when the fuel gas is insufficient, the fuel gas cannot be fully mixed with air according to a certain proportion, so that the combustion of the fuel gas is insufficient, and a large amount of fuel gas is wasted.
To this end, the invention provides a gas introduction device for a heat exchanger.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to a gas leading-in device of a heat exchanger, which comprises a gas leading-in shell, wherein one end of the gas leading-in shell is provided with a gas inlet, the inside of the gas leading-in shell is provided with a gas straight channel, one end of the gas straight channel, which is far away from the gas inlet, is provided with a gas circular channel, the inner wall of the gas straight channel is provided with an adjusting device, and the adjusting device comprises: the fixed shaft is arranged on the inner wall of the fuel gas straight channel; the upper connecting ring is rotationally connected to the arc surface of the fixed shaft; the driving baffle is fixedly connected with the upper connecting ring; the lower connecting ring is rotationally connected to one end, close to the upper connecting ring, of the arc surface of the fixed shaft; the auxiliary baffle is fixedly connected to the arc surface of the lower connecting ring; the adjusting frame is arranged on the upper surface of the fuel gas guiding shell; the balloon is arranged on the upper surface of the adjusting frame; the air outlet pipeline is arranged on the upper surface of the adjusting frame, one end of the air outlet pipeline extends into the fuel gas straight channel, and the other end of the air outlet pipeline is connected with the balloon; the air inlet pipeline is arranged in the adjusting frame, one end of the air inlet pipeline extends to the outer side of the adjusting frame, and the other end of the air inlet pipeline is connected with the balloon; and the abutting circular plate is connected inside the adjusting frame in a sliding way, and the initial position of the abutting circular plate is positioned on the inner wall of the air inlet pipeline.
Preferably, the adjusting device further comprises: the limiting ring is connected to the upper surface of the upper connecting ring, and a small cylinder is arranged on the upper surface of the limiting ring; the clamping ring is clamped with the small cylinder on the surface of the limiting circular ring; the sliding rod is arranged at one end, close to the limiting circular ring, of the inner wall of the adjusting frame; the movable frame slides on the arc surface of the sliding rod, a notch is formed in the surface of the movable frame, and a small cylinder on the upper surface of the limiting circular ring is clamped on the inner wall of the notch on the surface of the movable frame; the auxiliary gear is rotationally connected to one side of the fixed shaft, and the upper connecting ring and the lower connecting ring are meshed with the auxiliary gear; the telescopic cylinder is arranged at one end, close to the moving frame, of the inner part of the adjusting frame; the displacement round frame is connected with the telescopic cylinder; the telescopic rod is connected with the displacement round frame; one end of the switching arm is fixedly connected to the side face of the movable frame, and the other end of the switching arm is connected with the telescopic rod; the switching pole, the one end and the displacement circle frame fixed connection of switching pole, the other end of switching pole is equipped with the presser piece, and the initial position of the presser piece of switching pole other end will press the sacculus.
Preferably, the lower end of the upper connecting ring is provided with a small rack, the upper end of the lower connecting ring is provided with a small rack, the auxiliary gear is meshed with the small rack at the lower end of the upper connecting ring, and the auxiliary gear is meshed with the small rack at the upper end of the lower connecting ring.
Preferably, an L-shaped groove is formed in the surface of the displacement round frame, a limit buckle is arranged at one end, far away from the reset spring, of the surface of the telescopic rod, the limit buckle slides in the L-shaped groove on the surface of the displacement round frame, and the initial position of the limit buckle is placed at the corner of the L-shaped groove on the surface of the displacement round frame; one end of the telescopic rod, which is far away from the displacement round frame, is connected with a reset spring, one end of the reset spring is rotationally connected with a displacement rod, and the switching arm is sleeved on the arc surface of the displacement rod.
Preferably, the displacement rod extends to the outer side of the adjusting frame, and one end of the displacement rod is fixedly connected with a gear handle.
Preferably, the side wall of the adjusting frame is provided with a positioning frame, a track is arranged in the positioning frame, a fixing buckle is arranged on the inner wall of the track in the positioning frame, one end, close to the adjusting frame, of the gear handle is connected with a positioning rod, and the positioning rod is located at a position, away from the circle center, of the gear handle.
Preferably, the one end sliding connection that the lateral wall of adjusting frame is close to the sacculus has the sliding plate, sliding plate and transfer pole fixed connection, the upper surface of sliding plate is equipped with a plurality of arc tooth piece, the both sides fixedly connected with wind spring of arc tooth piece, the one end fixed connection of wind spring is at the inner wall of sliding plate, the one end that the lateral wall of adjusting frame is close to the sliding plate rotates and is connected with the meshing gear, meshing gear and arc tooth piece butt, the one end that the lateral wall of adjusting frame is close to the meshing gear rotates and is connected with the gear post, the gear post meshes with the meshing gear, the inner wall of going into the air pipe is close to the one end that the butt plectane is equipped with lifting frame, lifting frame is linked together with going into the air pipe, lifting frame's inside is equipped with the dead lever, lifting frame's inside sliding connection has a plurality of lifting strip, and lifting strip is two-by-two a set, and every group lifting strip is connected with the butt plectane each other one end that is close to, lifting strip slides at the circular arc face of dead lever, the circular arc face cover of dead lever has the extension spring, the extension spring sets up at the circular arc face of lifting bar, lifting frame is fixed connection at the inside the plectane, meshing with the circular bar, meshing with the rack.
Preferably, an auxiliary sliding sheet is arranged at one end of the adjusting frame, which is close to the sliding plate, and the sliding plate slides on the surface of the auxiliary sliding sheet.
Preferably, one end of the air inlet pipeline, which is close to the lifting frame, is provided with a rotary round frame, a plurality of holes are formed in the surface of the rotary round frame, the rotary round frame is communicated with the inner pipeline of the air inlet pipeline, and the rotary round frame rotates in the air inlet pipeline.
Preferably, one end of the air inlet pipeline far away from the rotary round frame is provided with a fan-shaped air inlet, and the fan-shaped air inlet extends to the outer side of the adjusting frame.
The beneficial effects of the invention are as follows:
1. according to the gas leading-in device of the heat exchanger, the auxiliary baffle plate and the active baffle plate are arranged, so that the gas flow in the direct channel of the gas can be controlled, the auxiliary baffle plate and the active baffle plate are matched with the balloon in the adjusting frame, the air and the gas can be fully mixed according to a certain proportion, the gas can be fully combusted, the flow of the gas can be controlled, the local damage of the parts due to heating can be reduced, and the service life of the parts can be prolonged.
2. According to the gas leading-in device for the heat exchanger, one end of the telescopic cylinder is connected with the auxiliary baffle and the driving baffle by arranging the telescopic cylinder, and the other end of the telescopic cylinder is connected with the balloon.
3. According to the gas leading-in device for the heat exchanger, the limit buckles and the gear handles are arranged, so that the auxiliary baffle and the driving baffle can be fixed when being unfolded to a proper angle, the flow of gas can be controlled according to the air suction condition of the balloon, and the telescopic cylinder can not be influenced to drive the balloon to carry out circulating suction motion.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of a first embodiment of the present invention;
FIG. 2 is a top view of a first embodiment of the invention;
FIG. 3 is a front view of a first embodiment of the present invention;
FIG. 4 is a perspective view of an auxiliary baffle and an active baffle of the present invention;
FIG. 5 is a perspective view of an adjustment frame of the present invention;
FIG. 6 is an interior view of the adjustment frame of the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6 at A;
FIG. 8 is an enlarged view of a portion of FIG. 6 at B;
FIG. 9 is a front view of the lifting frame of the present invention;
FIG. 10 is an enlarged view of a portion of FIG. 9 at C;
FIG. 11 is an interior view and actuation view of the lifting frame of the present invention;
FIG. 12 is a perspective view of a rotary bezel of the present invention;
FIG. 13 is a rear view of the gas introduction housing of the present invention;
FIG. 14 is an enlarged view of a portion of FIG. 13 at D;
in the figure: 1. a fuel gas introduction housing; 2. a gas inlet; 3. a fuel gas straight channel; 4. an adjusting device; 401. an adjusting frame; 402. an active baffle; 403. an auxiliary baffle; 404. a fixed shaft; 405. an upper connecting ring; 406. a lower connecting ring; 407. an auxiliary gear; 408. a limit circular ring; 409. a clamping ring; 410. a moving frame; 411. a slide bar; 412. a transfer arm; 413. a displacement rod; 414. a telescopic cylinder; 415. a return spring; 416. a telescopic rod; 417. a displacement round frame; 418. a limit button; 419. a transfer rod; 420. a balloon; 421. an air inlet pipeline; 422. an air outlet pipe; 423. an auxiliary sliding sheet; 424. a sliding plate; 425. a meshing gear; 426. a gear post; 427. a lifting frame; 428. a meshing rack; 429. a coil spring; 430. arc tooth blocks; 431. a fixed rod; 432. a tension spring; 433. lifting bars; 434. abutting the circular plate; 435. rotating the round frame; 436. a hole; 437. a fan-shaped air inlet; 438. a gear handle; 439. a positioning rod; 440. a positioning frame; 441. a fixing buckle; 5. a circular passage for fuel gas.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Example 1
As shown in fig. 1 to 11, a gas inlet device for a heat exchanger according to an embodiment of the present invention includes a gas inlet housing 1, a gas inlet 2 is provided at one end of the gas inlet housing 1, a gas straight channel 3 is provided in the gas inlet housing 1, a gas circular channel 5 is provided at one end of the gas straight channel 3 far from the gas inlet 2, an adjusting device 4 is provided on an inner wall of the gas straight channel 3, and the adjusting device 4 includes: the fixed shaft 404, the fixed shaft 404 is set up in the inner wall of the straight channel 3 of the fuel gas; an upper connecting ring 405, wherein the upper connecting ring 405 is rotatably connected to the arc surface of the fixed shaft 404; the active baffle plate 402, the active baffle plate 402 is fixedly connected with the upper connecting ring 405; a lower connecting ring 406, wherein the lower connecting ring 406 is rotatably connected to one end of the circular arc surface of the fixed shaft 404, which is close to the upper connecting ring 405; the auxiliary baffle 403, the auxiliary baffle 403 is fixedly connected to the arc surface of the lower connecting ring 406; an adjustment frame 401, the adjustment frame 401 being provided on the upper surface of the gas introduction housing 1; a balloon 420, the balloon 420 being provided on the upper surface of the adjustment frame 401; the air outlet pipeline 422 is arranged on the upper surface of the adjusting frame 401, one end of the air outlet pipeline 422 extends into the fuel gas straight channel 3, and the other end of the air outlet pipeline 422 is connected with the balloon 420; the air inlet pipeline 421, the air inlet pipeline 421 is arranged in the adjusting frame 401, one end of the air inlet pipeline 421 extends to the outer side of the adjusting frame 401, and the other end of the air inlet pipeline 421 is connected with the balloon 420; the abutting circular plate 434 is slidably connected to the inside of the adjustment frame 401, and the initial position of the abutting circular plate 434 is located on the inner wall of the air inlet pipe 421.
Specifically, when the heat exchanger is used, fuel gas is required to be led into the heat exchanger through the fuel gas leading-in device, firstly, the fuel gas is led into the fuel gas inlet 2, and after entering the fuel gas straight channel 3, the fuel gas enters the fuel gas circular channel 5, and the fuel gas enters the combustion chamber in the heat exchanger for combustion because the heat exchanger is connected with the fuel gas circular channel 5; however, this gas introduction method cannot control the flow of the gas in the gas straight channel 3, the gas is entirely introduced, the gas flow is too fast, the pipeline will be worn, under the condition of sufficient gas supply, the gas is uniformly and rapidly transported, and the energy cost will be increased, therefore, the adjusting device 4 is arranged in the gas straight channel 3, when the gas enters the gas straight channel 3, the upper connecting ring 405 and the lower connecting ring 406 are started, the active baffle 402 and the auxiliary baffle 403 deflect around the fixed shaft 404, then the active baffle 402 and the auxiliary baffle 403 block the gas straight channel 3, so that the gas can only partially pass, when the active baffle 402 and the auxiliary baffle 403 block the gas straight channel 3, the balloon 420 is pressed at this time, then the abutting circular plate 434 is started to slide in the adjusting frame 401, opening the air inlet pipe 421 and the external channel, at this time, opening the balloon 420, wherein the balloon 420 is made of silica gel, and the interior is hollow, when the balloon is loosened, unidirectional air suction is performed to the outside through the air inlet pipe 421, then the sucked air is conveyed into the gas straight channel 3 through the air outlet pipe 422, and when the balloon 420 is restored to the original state, the abutting circular plate 434 is reset, thereby closing the air inlet pipe 421 and the external channel, avoiding air from entering the air inlet pipe 421 from the balloon 420, then the air enters the external channel through the air inlet pipe 421, causing gas countercurrent, then slowly rotating the upper connecting ring 405 and the lower connecting ring 406, slowly resetting the active baffle 402 and the auxiliary baffle 403, and stopping the gas straight channel 3, allowing the gas to enter the gas straight channel 3, and slowly and uniformly mixing the gas and the air, and then enters the heat exchanger through the gas circular channel 5; the gas and the air are uniformly mixed through the balloon 420 and matched with the active baffle plate 402 and the auxiliary baffle plate 403, so that the gas in the gas straight channel 3 can be regulated, and the air in the gas straight channel 3 and the gas with the flow regulated are uniformly mixed in proportion through the unidirectional suction of the balloon 420 until the gas is in the heat exchanger.
As shown in fig. 1 to 11, the adjusting device 4 further includes: the limiting ring 408, the limiting ring 408 is connected to the upper surface of the upper connecting ring 405, and a small cylinder is arranged on the upper surface of the limiting ring 408; the clamping ring 409, the clamping ring 409 is clamped with a small cylinder on the surface of the limit circular ring 408; the sliding rod 411 is arranged at one end of the inner wall of the adjusting frame 401, which is close to the limit circular ring 408; the moving frame 410, the moving frame 410 slides on the arc surface of the sliding rod 411, a notch is formed in the surface of the moving frame 410, and a small cylinder on the upper surface of the limiting ring 408 is clamped on the inner wall of the notch on the surface of the moving frame 410; the auxiliary gear 407, the auxiliary gear 407 is rotatably connected to one side of the fixed shaft 404, and the upper connecting ring 405 and the lower connecting ring 406 are both meshed with the auxiliary gear 407; a telescopic cylinder 414, the telescopic cylinder 414 being provided at one end of the inside of the adjustment frame 401 near the moving frame 410; a displacement round frame 417, the displacement round frame 417 is connected with the telescopic cylinder 414; a telescopic rod 416, the telescopic rod 416 being connected with the displacement circular frame 417; the switching arm 412, one end of the switching arm 412 is fixedly connected to the side surface of the moving frame 410, and the other end of the switching arm 412 is connected with the telescopic rod 416; and a switching rod 419, wherein one end of the switching rod 419 is fixedly connected with the displacement round frame 417, the other end of the switching rod 419 is provided with a pressing piece, and the initial position of the pressing piece at the other end of the switching rod 419 presses the balloon 420.
Specifically, when the fuel gas enters the fuel gas straight channel 3, the telescopic cylinder 414 is started, so that the displacement round frame 417 is driven, the telescopic rod 416 connected with the displacement round frame 417 drives the moving frame 410 to move through the switching arm 412, at this time, the small cylinder on the upper surface of the limiting round ring 408 positioned on the surface of the moving frame 410 is driven to move by the moving frame 410, but because the clamping ring 409 is clamped with the small cylinder on the upper surface of the limiting round ring 408, the clamping ring 409 limits the limiting round ring 408, at this time, the limiting round ring 408 rotates with the upper connecting ring 405, when the upper connecting ring 405 rotates, the auxiliary gear 407 is meshed with the auxiliary gear 407, so as to drive the auxiliary gear 407 to rotate, the auxiliary gear 407 also drives the lower connecting ring 406 to rotate, so that the main baffle 402 and the auxiliary baffle 403 deflect, thereby blocking the fuel gas straight channel 3, and at the same time of moving the displacement round frame 417, the switching rod 419 fixedly connected with the displacement round frame 417 is also driven, so as to open the balloon 420 and ventilate towards the inside of the fuel gas straight channel 3.
As shown in fig. 4, a small rack is arranged at the lower end of the upper connecting ring 405, a small rack is arranged at the upper end of the lower connecting ring 406, an auxiliary gear 407 is meshed with the small rack at the lower end of the upper connecting ring 405, and the auxiliary gear 407 is meshed with the small rack at the upper end of the lower connecting ring 406.
Specifically, the upper connecting ring 405 and the lower connecting ring 406 are connected with each other through the auxiliary gear 407, so that the rotation directions of the auxiliary baffle 403 and the driving baffle 402 are consistent, and the auxiliary baffle 403 and the driving baffle 402 can be synchronously opened and closed, so that the change of the throughput of fuel gas caused by the asynchronous opening and closing of the auxiliary baffle 403 and the driving baffle 402 is avoided.
As shown in fig. 6 to 8, an L-shaped groove is formed in the surface of the displacement round frame 417, a limit button 418 is arranged at one end of the surface of the telescopic rod 416, which is far away from the return spring 415, the limit button 418 slides in the L-shaped groove on the surface of the displacement round frame 417, and the initial position of the limit button 418 is placed at the corner of the L-shaped groove on the surface of the displacement round frame 417; one end of the telescopic rod 416 far away from the displacement round frame 417 is connected with a return spring 415, one end of the return spring 415 is rotatably connected with a displacement rod 413, and the switching arm 412 is sleeved on the arc surface of the displacement rod 413.
Specifically, when the telescopic cylinder 414 moves with the displacement round frame 417, the limiting buckle 418 is clamped at the corner of the L-shaped groove on the surface of the displacement round frame 417, so that the telescopic rod 416 is also driven to move, and accordingly, the opening and closing of the driving baffle 402 and the auxiliary baffle 403 are controlled through the switching arm 412, when the driving baffle 402 and the auxiliary baffle 403 are opened to a proper angle, the displacement rod 413 can be rotated, the telescopic rod 416 at the moment is driven to rotate, the limiting buckle 418 on the surface of the telescopic rod 416 is also separated from the corner of the L-shaped groove on the surface of the displacement round frame 417, and is not driven by the displacement round frame 417 any more, and at the moment, the opening angle of the driving baffle 402 and the auxiliary baffle 403 is also fixed, but the telescopic cylinder 414 is not stopped, and the displacement round frame 417 moves; through the connected mode between the conversion telescopic link 416 and the displacement round frame 417, when the driving baffle 402 and the auxiliary baffle 403 are opened to a proper angle, the rotary displacement link 413 can enable the telescopic link 416 to be separated from the constraint of the displacement round frame 417, so that the driving baffle 402 and the auxiliary baffle 403 are fixed, and the balloon 420 is not influenced to continuously introduce air into the gas straight channel 3.
As shown in fig. 13 to 14, the displacement rod 413 extends to the outside of the adjustment frame 401, and one end of the displacement rod 413 is fixedly connected with a gear handle 438.
Specifically, by disposing the gear knob 438 that controls the rotation of the displacement lever 413 on the outside of the gas introduction housing 1, the operator can achieve the angular fixation of the active barrier 402 and the auxiliary barrier 403 while ensuring the closure of the gas introduction housing 1.
As shown in fig. 13 to 14, the side wall of the adjusting frame 401 is provided with a positioning frame 440, a track is provided in the positioning frame 440, a fixing buckle 441 is provided on the inner wall of the track in the positioning frame 440, one end of the gear handle 438 close to the adjusting frame 401 is connected with a positioning rod 439, and the positioning rod 439 is located at a position of the gear handle 438 far from the center of the circle.
Specifically, when the gear handle 438 is required to rotate to fix the angle between the driving baffle 402 and the auxiliary baffle 403, the gear handle 438 is rotated first, so that the telescopic rod 416 is separated from the constraint of the displacement round frame 417, and due to the rotation of the gear handle 438, the positioning rod 439 slides on the inner wall of the positioning frame 440, then the positioning rod 439 can be clamped on the surface of the fixed buckle 441, if the telescopic rod 416 needs to be clamped with the displacement round frame 417 again, only the gear handle 438 is required to be rotated reversely, so that the positioning rod 439 is separated from the constraint of the fixed buckle 441, and due to the influence of the return spring 415, if the limit buckle 418 does not return to the initial position, the return spring 415 always releases the elastic force until the limit buckle 418 enters the corner of the L-shaped groove on the surface of the displacement round frame 417.
Example two
As shown in fig. 1 to 11, a comparative example one in which another embodiment of the present invention is: the side wall of the adjusting frame 401 is close to one end of the balloon 420 and is connected with a sliding plate 424 in a sliding manner, the sliding plate 424 is fixedly connected with a transfer rod 419, a plurality of arc-shaped tooth blocks 430 are arranged on the upper surface of the sliding plate 424, coil springs 429 are fixedly connected to two sides of the arc-shaped tooth blocks 430, one end of the coil springs 429 is fixedly connected to the inner wall of the sliding plate 424, one end of the side wall of the adjusting frame 401, which is close to the sliding plate 424, is connected with a meshing gear 425 in a rotating manner, the meshing gear 425 is abutted to the arc-shaped tooth blocks 430, one end, which is close to the meshing gear 425, of the side wall of the adjusting frame 401 is connected with a gear column 426 in a rotating manner, the gear column 426 is meshed with the meshing gear 425, a lifting frame 427 is arranged at one end, which is close to the abutting circular plate 434, of the inner wall of the air inlet pipeline 421 is provided with a lifting frame 427, a fixed rod 431 is arranged in the lifting frame 427, a plurality of lifting strips 433 are connected in a sliding manner, the lifting strips 433 are in a group, one end, which is close to each group of lifting strip 433 is connected with an abutting circular plate 434, the lifting strip 433 slides on the circular arc surface of the fixed rod 431, a stretching spring 432 is sleeved on the circular arc surface of the fixed rod 432, the lifting strips 428 are meshed with the circular racks 428, and meshed with the lifting strips 428.
Specifically, when the telescopic cylinder 414 drives the sliding plate 424 to move through the adapter rod 419, the inclined surface of the arc-shaped tooth block 430 at this time is abutted against the meshing gear 425, the meshing gear 425 is driven to rotate, the meshing gear 425 drives the meshing rack 428 to lift through the gear post 426, the meshing rack 428 moves upwards with the abutting circular plate 434, so that the channel between the air inlet pipe 421 and the outside is opened, the balloon 420 at this time is in an air suction state, and is matched with the channel of the opened air inlet pipe 421, air can be sucked into the gas straight channel 3, then, as the telescopic cylinder 414 reciprocates, when the telescopic cylinder 414 drives the sliding plate 424 to reset, the arc-shaped surface of the arc-shaped tooth block 430 on the surface of the sliding plate 424 is abutted against the surface of the meshing gear 425, so that after the sliding plate 424 is reset, the lifted meshing rack 428 also moves downwards, the abutting circular plate 434 is driven to reset, the air inlet pipe 421 is closed, and after the abutting circular plate is reset with the sliding plate 424, the air inlet pipe 421 is pushed down, and the air can be continuously conveyed through the channel 420.
As shown in fig. 6 to 7, an auxiliary slide 423 is provided at one end of the adjusting frame 401 near the slide plate 424, and the slide plate 424 slides on the surface of the auxiliary slide 423.
Specifically, by arranging an auxiliary slide piece 423 for moving the sliding plate 424 on the side wall of the adjusting frame 401, not only the friction force of the sliding plate 424 when driven by the switching rod 419 can be reduced, but also the movement of the sliding plate 424 can be limited, and the movement of the sliding plate 424 is prevented from being deviated.
As shown in fig. 12, a rotary round frame 435 is disposed at one end of the air inlet pipe 421 near the lifting frame 427, a plurality of holes 436 are formed on the surface of the rotary round frame 435, the rotary round frame 435 is communicated with the inner pipe of the air inlet pipe 421, and the rotary round frame 435 rotates inside the air inlet pipe 421.
Specifically, when the balloon 420 sucks air through the air inlet pipe 421, the rotary round frame 435 is started to rotate at this time, and when the air passes through the air inlet pipe 421, the air enters the rotary round frame 435, and at this time, due to the continuous rotation of the rotary round frame 435, particles in the air are isolated, so that the particles in the air are retained in the rotary round frame 435, and the air entering the gas straight channel 3 is clean and free of particles.
As shown in fig. 12, a fan-shaped air inlet 437 is provided at an end of the air inlet pipe 421 remote from the rotary round frame 435, and the fan-shaped air inlet 437 extends to the outside of the adjustment frame 401.
Specifically, a fan-shaped air inlet 437 is provided at one end of the air inlet pipe 421 extending out of the adjusting frame 401, and since the fan-shaped air inlet 437 is from the outside to the inside of the air inlet pipe 421, the diameter of the fan-shaped air inlet 437 becomes smaller gradually, more air can be sucked by cooperating with the balloon 420, and since the rotating round frame 435 rotates, there is no fear of whether there are particulate matters in the air.
Working principle: when the heat exchanger is used, fuel gas enters the fuel gas straight channel 3, the telescopic cylinder 414 is started, so that the displacement round frame 417 is driven, the telescopic rod 416 connected with the displacement round frame 417 drives the movable frame 410 to move through the switching arm 412, at the moment, the small cylinder positioned on the upper surface of the limit round ring 408 on the surface of the movable frame 410 is driven to move by the movable frame 410, but because the clamping ring 409 is clamped with the small cylinder positioned on the upper surface of the limit round ring 408, the clamping ring 409 limits the limit round ring 408, at the moment, the limit round ring 408 rotates with the upper connecting ring 405, when the upper connecting ring 405 rotates, the telescopic rod 416 is meshed with the auxiliary gear 407, so as to drive the auxiliary gear 407 to rotate, the auxiliary gear 407 also drives the lower connecting ring 406 to rotate, so that the active baffle 402 and the auxiliary baffle 403 deflect, thereby blocking the fuel gas straight channel 3, and when the displacement round frame 417 moves, the telescopic cylinder 414 drives the sliding plate 424 to move through the switching rod 419, at this time, the inclined surface of the arc-shaped tooth block 430 is abutted against the meshing gear 425, the meshing gear 425 is driven to rotate, the meshing gear 425 drives the meshing rack 428 to lift through the gear post 426, the meshing rack 428 moves upwards with the abutting circular plate 434, so that the channel between the air inlet pipeline 421 and the outside is opened, the balloon 420 at this time is in an air suction state, and air can be sucked into the gas straight channel 3 by matching with the opened channel of the air inlet pipeline 421, then, because the telescopic cylinder 414 performs reciprocating motion, when the telescopic cylinder 414 drives the sliding plate 424 to reset, the arc-shaped surface of the arc-shaped tooth block 430 positioned on the surface of the sliding plate 424 is abutted against the surface of the meshing gear 425, after the resetting of the sliding plate 424 is completed, the engagement gear 425 will not be driven, so the raised engagement rack 428 will also move downward, the engagement rack 428 drives the abutting circular plate 434 to reset, the gas inlet pipe 421 is continuously sealed, and after the abutting circular plate 434 and the sliding plate 424 are reset, the switching rod 419 will continuously press the balloon 420, so that the air transportation inside the gas straight channel 3 is realized.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a heat exchanger gas introduction device which characterized in that: including gas leading-in casing (1), gas air inlet (2) have been seted up to the one end of gas leading-in casing (1), gas straight channel (3) have been seted up to the inside of gas leading-in casing (1), the one end that gas air inlet (2) was kept away from to gas straight channel (3) is equipped with circular passageway (5) of gas, the inner wall of gas straight channel (3) is equipped with adjusting device (4), adjusting device (4) include:
the fixed shaft (404), the said fixed shaft (404) is set up in the inner wall of the straight channel of fuel gas (3);
an upper connecting ring (405), wherein the upper connecting ring (405) is rotatably connected to the arc surface of the fixed shaft (404);
the driving baffle plate (402), the driving baffle plate (402) is fixedly connected with the upper connecting ring (405);
the lower connecting ring (406), the said lower connecting ring (406) rotates and connects to the one end near upper connecting ring (405) of the arcuate surface of the fixed axle (404);
the auxiliary baffle (403), the said auxiliary baffle (403) is fixedly connected to the arc surface of the lower link (406);
an adjustment frame (401), wherein the adjustment frame (401) is arranged on the upper surface of the fuel gas introduction housing (1);
a balloon (420), the balloon (420) being provided on the upper surface of the adjustment frame (401);
the gas outlet pipeline (422) is arranged on the upper surface of the adjusting frame (401), one end of the gas outlet pipeline (422) extends into the gas straight channel (3), and the other end of the gas outlet pipeline (422) is connected with the balloon (420);
the air inlet pipeline (421) is arranged in the adjusting frame (401), one end of the air inlet pipeline (421) extends to the outer side of the adjusting frame (401), and the other end of the air inlet pipeline (421) is connected with the balloon (420);
and an abutting circular plate (434), wherein the abutting circular plate (434) is connected inside the adjusting frame (401) in a sliding way, and the initial position of the abutting circular plate (434) is positioned on the inner wall of the air inlet pipeline (421).
2. A heat exchanger gas introduction apparatus as defined in claim 1 wherein: the adjusting device (4) further comprises:
the limiting ring (408), the limiting ring (408) is connected to the upper surface of the upper connecting ring (405), and a small cylinder is arranged on the upper surface of the limiting ring (408);
the clamping ring (409), the small cylinder phase clamping of the surface of the said clamping ring (409) and limit the circular ring (408);
the sliding rod (411) is arranged at one end, close to the limit circular ring (408), of the inner wall of the adjusting frame (401);
the movable frame (410), the movable frame (410) slides on the arc surface of the sliding rod (411), a notch is formed in the surface of the movable frame (410), and a small cylinder on the upper surface of the limiting circular ring (408) is clamped on the inner wall of the notch on the surface of the movable frame (410);
the auxiliary gear (407), the said auxiliary gear (407) rotates and connects to one side of the fixed axle (404), and upper connecting ring (405) and lower connecting ring (406) mesh with auxiliary gear (407);
a telescopic cylinder (414), wherein the telescopic cylinder (414) is arranged at one end, close to the moving frame (410), of the inner part of the adjusting frame (401);
the displacement round frame (417), the said displacement round frame (417) is connected with telescopic cylinder (414);
the telescopic rod (416), the telescopic rod (416) is connected with the displacement round frame (417);
the switching arm (412), one end of the switching arm (412) is fixedly connected to the side face of the movable frame (410), and the other end of the switching arm (412) is connected with the telescopic rod (416);
the switching pole (419), the one end and the displacement round frame (417) fixed connection of switching pole (419), the other end of switching pole (419) is equipped with the presser piece, and the initial position of the presser piece of switching pole (419) other end will press sacculus (420).
3. A heat exchanger gas introduction apparatus as defined in claim 2 wherein: the lower end of the upper connecting ring (405) is provided with a small rack, the upper end of the lower connecting ring (406) is provided with a small rack, the auxiliary gear (407) is meshed with the small rack at the lower end of the upper connecting ring (405), and the auxiliary gear (407) is meshed with the small rack at the upper end of the lower connecting ring (406).
4. A heat exchanger gas introduction apparatus as defined in claim 2 wherein: an L-shaped groove is formed in the surface of the displacement round frame (417), a limit buckle (418) is arranged at one end, far away from the reset spring (415), of the surface of the telescopic rod (416), the limit buckle (418) slides in the L-shaped groove on the surface of the displacement round frame (417), and the initial position of the limit buckle (418) is placed at the corner of the L-shaped groove on the surface of the displacement round frame (417); one end of the telescopic rod (416) far away from the displacement round frame (417) is connected with a reset spring (415), one end of the reset spring (415) is rotatably connected with a displacement rod (413), and the switching arm (412) is sleeved on the arc surface of the displacement rod (413).
5. The heat exchanger gas introduction apparatus as set forth in claim 4, wherein: the displacement rod (413) extends to the outer side of the adjusting frame (401), and one end of the displacement rod (413) is fixedly connected with a gear handle (438).
6. A heat exchanger gas introduction apparatus as defined in claim 5 wherein: the side wall of adjusting frame (401) is equipped with positioning frame (440), the track has been seted up to the inside of positioning frame (440), and positioning frame (440) inside orbital inner wall is equipped with fixed buckle (441), one end that gear handle (438) is close to adjusting frame (401) is connected with locating lever (439), locating lever (439) are located gear handle (438) and keep away from the position of centre of a circle.
7. A heat exchanger gas introduction apparatus as defined in claim 2 wherein: the side wall of the adjusting frame (401) is close to one end of the balloon (420) and is in sliding connection with a sliding plate (424), the sliding plate (424) is fixedly connected with a transfer rod (419), a plurality of arc-shaped tooth blocks (430) are arranged on the upper surface of the sliding plate (424), coil springs (429) are fixedly connected to two sides of the arc-shaped tooth blocks (430), one end of each coil spring (429) is fixedly connected to the inner wall of the sliding plate (424), one end of the side wall of the adjusting frame (401) close to the sliding plate (424) is rotationally connected with a meshing gear (425), the meshing gear (425) is in abutting connection with one end of the side wall of the adjusting frame (401) close to the meshing gear (425), a gear column (426) is in meshing connection with the meshing gear (425), one end of each inner wall of each air inlet pipeline (421) is provided with a lifting frame (427), one end of each lifting frame (427) is provided with a fixed rod (431), two lifting frames (433) are connected with one lifting frame (433) in a sliding mode, each lifting frame (433) are in a sliding mode, the lifting strip (433) slides on the arc surface of the fixed rod (431), the arc surface of the fixed rod (431) is sleeved with the extension spring (432), the extension spring (432) is arranged inside the lifting strip (433), the upper end of the abutting circular plate (434) is fixedly connected with the meshing rack (428), and the meshing rack (428) is meshed with the gear column (426).
8. A heat exchanger gas introduction apparatus as defined in claim 2 wherein: an auxiliary sliding sheet (423) is arranged at one end, close to the sliding sheet (424), of the adjusting frame (401), and the sliding sheet (424) slides on the surface of the auxiliary sliding sheet (423).
9. A heat exchanger gas introduction apparatus as defined in claim 2 wherein: the one end that is close to lift frame (427) of air inlet pipe (421) is equipped with rotates round frame (435), a plurality of hole (436) have been seted up on the surface of rotating round frame (435), rotate round frame (435) and air inlet pipe (421) inside pipeline and be linked together, and rotate round frame (435) in the inside of air inlet pipe (421).
10. A heat exchanger gas introduction apparatus as defined in claim 2 wherein: one end of the air inlet pipeline (421) far away from the rotary round frame (435) is provided with a fan-shaped air inlet (437), and the fan-shaped air inlet (437) extends to the outer side of the adjusting frame (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311692233.8A CN117781304A (en) | 2023-12-11 | 2023-12-11 | Gas leading-in device of heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311692233.8A CN117781304A (en) | 2023-12-11 | 2023-12-11 | Gas leading-in device of heat exchanger |
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| Publication Number | Publication Date |
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| CN117781304A true CN117781304A (en) | 2024-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311692233.8A Pending CN117781304A (en) | 2023-12-11 | 2023-12-11 | Gas leading-in device of heat exchanger |
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| CN (1) | CN117781304A (en) |
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| CN108266759A (en) * | 2018-02-05 | 2018-07-10 | 楼和根 | A kind of closing type gas combustion stove release mechanism based on spring reset |
| CN108343955A (en) * | 2018-03-08 | 2018-07-31 | 唐山乐飞航空科技有限公司 | A kind of mini fire balloon burner ever-burning flame liquid phase heating burner and method |
| CN208365573U (en) * | 2018-05-15 | 2019-01-11 | 无锡锡州机械有限公司 | A kind of combustion gas gatherer |
| CN218936403U (en) * | 2022-11-03 | 2023-04-28 | 濮阳市中炜精细化工有限公司 | Low-carbon burner |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266759A (en) * | 2018-02-05 | 2018-07-10 | 楼和根 | A kind of closing type gas combustion stove release mechanism based on spring reset |
| CN108343955A (en) * | 2018-03-08 | 2018-07-31 | 唐山乐飞航空科技有限公司 | A kind of mini fire balloon burner ever-burning flame liquid phase heating burner and method |
| CN208365573U (en) * | 2018-05-15 | 2019-01-11 | 无锡锡州机械有限公司 | A kind of combustion gas gatherer |
| CN218936403U (en) * | 2022-11-03 | 2023-04-28 | 濮阳市中炜精细化工有限公司 | Low-carbon burner |
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