CN116399162B - Independent refrigerating and freezing refrigerating unit for refrigerator car - Google Patents
Independent refrigerating and freezing refrigerating unit for refrigerator car Download PDFInfo
- Publication number
- CN116399162B CN116399162B CN202310676481.7A CN202310676481A CN116399162B CN 116399162 B CN116399162 B CN 116399162B CN 202310676481 A CN202310676481 A CN 202310676481A CN 116399162 B CN116399162 B CN 116399162B
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- plate
- wall
- fixedly connected
- frame
- heat exchange
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- 230000008014 freezing Effects 0.000 title abstract description 5
- 238000007710 freezing Methods 0.000 title abstract description 5
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 239000007788 liquid Substances 0.000 claims description 65
- 239000000428 dust Substances 0.000 claims description 46
- 238000007790 scraping Methods 0.000 claims description 35
- 238000004140 cleaning Methods 0.000 claims description 18
- 230000000903 blocking effect Effects 0.000 claims description 16
- 238000005057 refrigeration Methods 0.000 claims description 10
- 230000033001 locomotion Effects 0.000 claims description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 241000883990 Flabellum Species 0.000 claims description 4
- 244000309464 bull Species 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 32
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 14
- 238000005452 bending Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 10
- 230000005484 gravity Effects 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 5
- 241000282472 Canis lupus familiaris Species 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000001680 brushing effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G1/00—Non-rotary, e.g. reciprocated, appliances
- F28G1/08—Non-rotary, e.g. reciprocated, appliances having scrapers, hammers, or cutters, e.g. rigidly mounted
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G1/00—Non-rotary, e.g. reciprocated, appliances
- F28G1/02—Non-rotary, e.g. reciprocated, appliances having brushes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
- F28G15/04—Feeding and driving arrangements, e.g. power operation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
Abstract
The invention discloses an independent refrigerating and freezing refrigerating unit for a refrigerator car, which relates to the technical field of refrigerating units and comprises a shell, wherein a diesel engine is arranged on the inner wall of the shell, a compressor is arranged on the inner wall of the shell, the output end of the diesel engine is in transmission connection with the input end of the compressor, a driving motor is arranged on the inner wall of the shell, the output end of the driving motor is in transmission connection with the input end of the compressor, a frame is arranged on the inner wall of the shell, a heat exchange tube is arranged in the frame and is communicated with the compressor, and a fan blade is fixedly connected with the output end of the driving motor.
Description
Technical Field
The invention relates to the technical field of refrigerating units, in particular to an independent refrigerating and freezing refrigerating unit for a refrigerated vehicle.
Background
The refrigerator car is a closed van-type transport vehicle for maintaining the temperature of frozen or fresh-kept goods, a refrigerating device with a refrigerating unit and a polyurethane heat insulation compartment are arranged on the refrigerator car, the refrigerating unit can compress air by means of a compressor, the air is cooled by the cooperation of a heat exchanger, then the cold air is discharged into the compartment, and the goods in the compartment are refrigerated or frozen.
The prior art mainly comprises a diesel engine, a compressor, a driving motor and a heat exchanger for driving the heat exchange tube, wherein the diesel engine and the driving motor can both provide power for the operation of the compressor, the compressor can compress air, the heat exchanger can cool the air, and fan blades can be arranged on the generator to dissipate heat of the heat exchange tube.
With respect to the above and related art, the inventors believe that there are often the following drawbacks: in the process of generator work, the flabellum can be continuously with the air blowing to the heat exchange tube, and the refrigerator car can meet various environment in the in-process of traveling, and when the refrigerator set of refrigerator car was worked in high dirt environment, the air that flows at a high speed can blow the dust that adheres to the heat exchange tube windward side, but the dust that adheres to the heat exchange tube leeward side still can adhere to the outer wall of heat exchange tube, and the dust can seriously influence the heat exchange tube normal heat dissipation in the past for a long time, has reduced the heat exchange efficiency of heat exchange tube.
To this end we propose a free standing refrigeration chiller for a refrigerated vehicle.
Disclosure of Invention
The invention aims to provide an independent refrigerating and freezing refrigerating unit for a refrigerator car, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a stand alone type refrigeration refrigerating unit for refrigerator car, includes the shell, diesel engine is installed to the inner wall of shell, the compressor is installed to the inner wall of shell, diesel engine's output is connected with the input transmission of compressor, driving motor is installed to the inner wall of shell, driving motor's output is connected with the input transmission of compressor, the frame is installed to the inner wall of shell, install the heat exchange tube in the frame, the heat exchange tube is linked together with the compressor, driving motor's output fixedly connected with flabellum still includes:
the cleaning structure comprises a servo motor fixedly arranged on the side wall of the frame, the output end of the servo motor is fixedly connected with a screw rod, the screw rod is connected with a transmission plate through threads, and the transmission plate is connected with a scraping plate for scraping dust;
the anti-blocking structure is arranged on the inner wall of the frame and used for preventing dust falling from the surface of the heat exchange tube from affecting the normal movement of the transmission plate, and comprises a guide rod rotatably arranged on the inner wall of the frame, a driving gear and a driven gear for transmitting power of a servo motor, and a wire brushing device for cleaning a screw rod;
set up in the frame for the auxiliary structure that conveniently maintains the lead screw, auxiliary structure includes fixed mounting liquid storage box and the sponge piece that is used for upwards conducting antirust fluid in the frame.
The components achieve the following effects: through setting up the clearance structure, can clear up the dust that adheres to the leeward side at the heat exchange tube with the help of the scraper blade, and can also be with the help of the scraper blade with the strip fag end pinch off of rolling up at the heat exchange tube arc surface, make the outer wall of heat exchange tube keep clean, and then guarantee the heat exchange efficiency of heat exchange tube, through setting up anti-sticking structure, clear up the dust that adheres to the lead screw arc surface with the help of the brush silk, prevent that the dust card from taking place between lead screw and drive plate, cause the condition that the drive plate is difficult to move at the lead screw arc surface, thereby stability when having improved the clearance structure operation, through setting up auxiliary structure, with the help of can absorbing the sponge piece of rust-proof liquid with rust-proof liquid smear on the brush silk, it can also smear rust-proof liquid to the arc surface of lead screw when clearing up the brush silk, the convenience is maintained to the lead screw.
Preferably, the arc surface of lead screw and drive plate threaded connection, the groove of stepping down has been seted up to the surface of drive plate, the inner wall fixedly connected with a plurality of bracing piece of frame, the surface slip cap of bracing piece has the sliding sleeve, the fixed surface of sliding sleeve is connected with the strip shaped plate, scraper blade fixed mounting is on the surface of strip shaped plate, scraper blade and heat exchange tube sliding connection, strip shaped plate and groove sliding connection of stepping down, the sliding penetration has the round bar in the drive plate, the equal fixed mounting in the inner wall of frame in both ends of round bar.
The components achieve the following effects: starting a servo motor, wherein the output end of the servo motor rotates to drive a screw rod to rotate, the screw rod drives a transmission plate to slide along the arc surface of a round rod by virtue of threads, the round rod achieves the effect of limiting the sliding path of the transmission plate, a strip-shaped plate slides by virtue of the transmission plate and drives a sliding sleeve to slide along the surface of a supporting rod, the supporting rod achieves the effect of guiding the sliding path of the sliding sleeve, the strip-shaped plate slides by virtue of the sliding sleeve and drives a scraping plate to slide, and dust attached to the outer wall of a heat exchange tube can be pushed to move when the scraping plate slides, so that the dust falls off from the outer wall on the lee side of the heat exchange tube.
Preferably, inclined planes are formed at two ends of the scraping plate, and the upper surface and the lower surface of the scraping plate are arc-shaped.
The components achieve the following effects: through seting up the inclined plane at the both ends of scraper blade, can also reduce the area of contact of scraper blade and dust, improve the pressure when scraper blade and dust contact, improve the cleaning performance of scraper blade to the dust.
Preferably, the scraper is internally and fixedly connected with a heat conducting block, the heat conducting block is made of aluminum alloy, the heat conducting block is propped against the surface of the heat exchange tube, the heat conducting block is fixedly connected with the strip-shaped plate, and the strip-shaped plate is made of aluminum alloy.
The components achieve the following effects: the scraper slides and can drive the heat conduction block to slide along the outer wall of the heat exchange tube, and at the moment, heat in the heat exchange tube can be transferred to the heat conduction block, and the heat conduction block can transfer heat to the strip-shaped plate for heat dissipation, so that the heat dissipation effect of the heat exchange tube is improved.
Preferably, the surface sliding sleeve of guide bar has the connecting pipe, the both ends of connecting pipe are all fixed and the intercommunication has the plectane, the surface sliding sleeve of plectane has the C shape ring, brush silk fixed mounting is at the circular arc face of C shape ring, brush silk supports the circular arc face at the lead screw, the fixed surface of guide bar is connected with driven gear, the circular arc face fixedly connected with driving gear of lead screw, driven gear meshes with the driving gear mutually, the fixed surface of plectane is connected with three U-shaped board, the inner wall block of U-shaped board is connected with the L-shaped board, L-shaped board short arm and C shape ring fixed connection, the slip runs through in the U-shaped board has the kelly, the kelly runs through the L-shaped board, the size of driving gear is greater than driven gear's size, the lower surface rotation of drive plate is connected with the bull stick, the lower extreme fixedly connected with roof of bull stick.
The components achieve the following effects: at servo motor during operation, the lead screw can drive the driving gear and rotate, the driving gear rotates and can drive driven gear and rotate, driven gear rotates and can drive the guide bar and rotate, the connecting pipe can drive the plectane and rotate with the help of the guide bar, C shape ring can drive the brush silk and rotate with the help of plectane rotation, because the size of driving gear is greater than driven gear's size, driven gear's rotational speed can be greater than driving gear's rotational speed, and then the rotational speed of brush silk can be greater than the rotation of lead screw, consequently, the brush silk can brush the dust of attaching at the lead screw arc surface, make the dust drop from the arc surface of lead screw, thereby prevent that the dust card from between lead screw and drive plate, cause the drive plate to be difficult to take place at the circumstances of lead screw arc surface motion, at this in-process, the drive plate can drive the roof removal, the U-shaped ring removal can drive the brush silk and remove the C shape ring removal, thereby make the brush silk can clear up to the different positions of lead screw, when need change the brush silk, with the card pole from L from the L and brush silk, can take out from the inner wall of the C shape, and directly take the C shape from the annular shape, the annular plate is in the annular shape after the annular plate is passed through the annular shape, and the annular shape is inserted into the annular shape, the annular plate is directly behind the annular plate is stretched into, the annular shape is realized.
Preferably, the arc surface sliding sleeve of the connecting pipe is provided with two auxiliary rings, the auxiliary rings are fixedly connected with the clamping rods, the auxiliary rings are made of iron, the surface of the U-shaped plate is fixedly connected with a magnetic block, and the top plate is positioned between the two auxiliary rings.
The components achieve the following effects: the auxiliary ring achieves the effect of conveniently and simultaneously moving three clamping rods, the magnetic blocks attract the auxiliary ring by means of self magnetic force, and the magnetic blocks achieve the effect of limiting the position of the auxiliary ring, so that the position of the clamping rods is limited.
Preferably, the arc surface of the rotating rod is sleeved with a torsion spring, and two ends of the torsion spring are fixedly connected with the top plate and the transmission plate respectively.
The components achieve the following effects: the top plate achieves the effect of further improving the limit effect of the auxiliary ring by means of the torsion force of the torsion spring.
Preferably, the sponge piece fixed mounting is in the liquid storage box, the sponge piece runs through the liquid storage box, the lateral wall of liquid storage box rotates and communicates there is the pipe of buckling, the upper end of buckling is higher than the upper surface of liquid storage box, the other end of buckling is fixed and the intercommunication has the catheter, the lower extreme of catheter is fixed and the intercommunication has the funnel.
The components achieve the following effects: when needs smear rust-resistant liquid on the arc surface of lead screw and carry out rust-resistant maintenance, upwards rotate the pipe of buckling, make the funnel rotate 180 degrees, then pour rust-resistant liquid into the funnel, rust-resistant liquid can flow in catheter and the pipe of buckling get into the stock solution box, after that the sponge piece can adsorb rust-resistant liquid, and because the adsorptivity of sponge piece is better, therefore the part that the sponge piece is higher than the stock solution box also can be soaked by rust-resistant liquid, when the brush silk rotates along with C shape ring, the brush silk can support at the surface of sponge piece, the sponge piece can scribble rust-resistant liquid on the surface of brush silk, can scribble rust-resistant liquid at the arc surface of lead screw when the brush silk continues to rotate, realize the purpose of carrying out rust-resistant maintenance to the lead screw automatically.
Preferably, a spring is fixedly connected to the top of the inner wall of the liquid guide tube, a blocking block is fixedly connected to the lower end of the spring, and the blocking block is slidably connected with the inner wall of the liquid guide tube.
The components achieve the following effects: the plugging block can slide downwards under the influence of self gravity and spring tension, and the plugging block slides and can plug the mouth of pipe of buckling pipe, prevents that rust-resistant liquid from flowing out.
Preferably, the inner wall of the catheter is fixedly connected with two stop blocks, and the stop blocks are positioned between the stop blocks and the springs.
The components achieve the following effects: the blocking block slides and can prop against the surface of the blocking block, and the blocking block can limit the sliding distance of the blocking block, so that the blocking block can block the pipe orifice of the bent pipe.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the cleaning structure is arranged, dust attached to the lee side of the heat exchange tube can be cleaned by virtue of the scraping plate, and the strip rope wound on the arc surface of the heat exchange tube can be pinched off by virtue of the scraping plate, so that the outer wall of the heat exchange tube is kept clean, and the heat exchange efficiency of the heat exchange tube is further ensured.
2. According to the invention, the anti-blocking structure is arranged, dust attached to the arc surface of the screw rod is cleaned by means of the brushing wire, so that the situation that the dust is blocked between the screw rod and the transmission plate is difficult to move on the arc surface of the screw rod is prevented, and the stability of the cleaning structure in operation is improved.
3. According to the invention, by arranging the auxiliary structure, the anti-rust liquid is smeared on the brush wires by virtue of the sponge block capable of absorbing the anti-rust liquid, so that the brush wires can clean the screw rod and simultaneously smear the anti-rust liquid on the arc surface of the screw rod, and the screw rod is convenient to maintain.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the partial structure of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the partial structure of FIG. 2 according to the present invention;
FIG. 4 is a schematic view of the structure of the frame of the present invention;
FIG. 5 is a schematic view of the cleaning structure, anti-seize structure and auxiliary structure of the present invention;
FIG. 6 is an enlarged view of the portion A of FIG. 5 in accordance with the present invention;
FIG. 7 is a schematic view of the structure of the strip plate of the present invention;
FIG. 8 is a schematic view of a partial structure of a driving plate according to the present invention;
FIG. 9 is an enlarged view of the portion B of FIG. 5 in accordance with the present invention;
FIG. 10 is a schematic view of the structure of the connecting pipe of the present invention;
FIG. 11 is a schematic view of the partial structure of FIG. 10 according to the present invention;
FIG. 12 is a schematic view of the structure of the liquid storage box in the invention;
FIG. 13 is a schematic view of an auxiliary structure according to the present invention;
fig. 14 is a schematic cross-sectional structure of a squeegee according to the invention.
In the figure: 1-a housing; a 2-diesel engine; 3-compressors; 4-driving a motor; 5-flabellum; 6-a frame; 7-cleaning the structure; 701-a servo motor; 702-a screw rod; 703-a drive plate; 704-supporting rods; 705-sliding sleeve; 706-a strip-shaped plate; 707-scraping plate; 708-round bar; 709-a heat conducting block; 710—yield slots; 8-anti-seize structure; 801-a guide bar; 802-connecting pipes; 803-circular plate; 804-C-ring; 805-brushing wires; 806-a driven gear; 807-a drive gear; 808-U-shaped plate; 809-L-shaped plates; 810-clamping rod; 811-an auxiliary ring; 812-magnetic block; 813-a rotating rod; 814-top plate; 815-torsion spring; 9-auxiliary structure; 91-a liquid storage box; 92-sponge block; 93-bending the tube; 94-catheter; 95-funnel; 96-springs; 97-plugging block; 98-stop block; 10-heat exchange tube.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-14, the present invention provides a technical solution: the utility model provides a stand alone type refrigeration refrigerating unit for refrigerator car, including shell 1, diesel engine 2 is installed to the inner wall of shell 1, compressor 3 is installed to the inner wall of shell 1, the output of diesel engine 2 is connected with the input transmission of compressor 3, driving motor 4 is installed to the inner wall of shell 1, driving motor 4's output is connected with the input transmission of compressor 3, frame 6 is installed to the inner wall of shell 1, install heat exchange tube 10 in the frame 6, heat exchange tube 10 is linked together with compressor 3, driving motor 4's output fixedly connected with flabellum 5, still include: the cleaning structure 7 is arranged on the side wall of the frame 6 and used for cleaning the leeward side of the heat exchange tube 10, the cleaning structure 7 comprises a servo motor 701 fixedly arranged on the side wall of the frame 6, the output end of the servo motor 701 is fixedly connected with a screw rod 702, the screw rod 702 is connected with a transmission plate 703 through threads, and a scraping plate 707 used for scraping dust is connected to the transmission plate 703; the anti-blocking structure 8 is arranged on the inner wall of the frame 6 and used for preventing dust falling from the surface of the heat exchange tube 10 from affecting the normal movement of the transmission plate 703, and the anti-blocking structure 8 comprises a guide rod 801 rotatably arranged on the inner wall of the frame 6, a driving gear 807 and a driven gear 806 for transmitting the power of the servo motor 701 and a brush wire 805 for cleaning the screw rod 702; the auxiliary structure 9 is arranged in the frame 6 and is used for conveniently maintaining the screw rod 702, and the auxiliary structure 9 comprises a liquid storage box 91 fixedly arranged in the frame 6 and a sponge block 92 used for upwards conducting antirust liquid.
The specific arrangement and function of the cleaning structure 7, the anti-seize structure 8 and the auxiliary structure 9 will be described in detail below.
Referring to fig. 5 to 8 and 14, in this embodiment: the arc surface of the screw rod 702 is in threaded connection with the transmission plate 703, the abdication groove 710 is formed in the surface of the transmission plate 703, a plurality of supporting rods 704 are fixedly connected to the inner wall of the frame 6, a sliding sleeve 705 is sleeved on the surface of the supporting rods 704 in a sliding mode, a strip plate 706 is fixedly connected to the surface of the sliding sleeve 705, a scraping plate 707 is fixedly arranged on the surface of the strip plate 706, the scraping plate 707 is in sliding connection with the heat exchange tube 10, the strip plate 706 is in sliding connection with the abdication groove 710, a round rod 708 penetrates through the transmission plate 703 in a sliding mode, both ends of the round rod 708 are fixedly arranged on the inner wall of the frame 6, the servo motor 701 is started, the screw rod 702 is driven to rotate by rotation of the output end of the servo motor 701, the screw rod 702 drives the transmission plate 703 to slide along the arc surface of the round rod 708 by means of threads, the round rod 708 achieves the effect of limiting the sliding path of the transmission plate 703, the strip plate 706 slides along the surface of the supporting rods 706, the sliding sleeve 707 achieves the effect of guiding the sliding path of the sliding sleeve 705 by means of the transmission plate 703, the strip plate 706 slides by means of the sliding sleeve 707, dust attached to the outer wall of the heat exchange tube 10 is pushed to move by the scraping plate 707 when the scraping plate slides, and the dust falls off from the back side 10 to the back side of the heat exchange tube 10. Inclined surfaces are formed at two ends of the scraping plate 707, the upper surface and the lower surface of the scraping plate 707 are arc-shaped, and by forming the inclined surfaces at two ends of the scraping plate 707, the contact area between the scraping plate 707 and dust can be reduced, the pressure intensity when the scraping plate 707 contacts the dust is increased, and the cleaning effect of the scraping plate 707 on the dust is improved. The scraper 707 is fixedly connected with a heat conducting block 709 in the inner portion, the heat conducting block 709 is made of aluminum alloy, the heat conducting block 709 abuts against the surface of the heat exchange tube 10, the heat conducting block 709 is fixedly connected with the strip-shaped plate 706, the strip-shaped plate 706 is made of aluminum alloy, the scraper 707 slides to drive the heat conducting block 709 to slide along the outer wall of the heat exchange tube 10, at the moment, heat in the heat exchange tube 10 can be transferred to the heat conducting block 709, and the heat conducting block 709 can transfer the heat to the strip-shaped plate 706 to dissipate heat, so that the heat dissipation effect of the heat exchange tube 10 is improved.
Referring to fig. 5 and 8-11, specifically, a connecting pipe 802 is sleeved on the surface of a guide rod 801 in a sliding manner, a circular plate 803 is fixedly and communicated with both ends of the connecting pipe 802, a C-shaped ring 804 is sleeved on the surface of the circular plate 803 in a sliding manner, a brush wire 805 is fixedly installed on the arc surface of the C-shaped ring 804, the brush wire 805 abuts against the arc surface of a screw rod 702, a driven gear 806 is fixedly connected to the surface of the guide rod 801, a driving gear 807 is fixedly connected to the arc surface of the screw rod 702, the driven gear 806 is meshed with the driving gear 807, three U-shaped plates 808 are fixedly connected to the surface of the circular plate 803, an L-shaped plate 809 is connected to the inner wall of the U-shaped plate 808 in a clamping manner, a short arm of the L-shaped plate 809 is fixedly connected with the C-shaped ring 804, a clamping rod 810 penetrates through the L-shaped plate 809 in a sliding manner, the size of the driving gear 807 is larger than that of the driven gear 806, a rotating rod 813 is rotatably connected to the lower surface of the driving plate 703, the lower end of the rotating rod 813 is fixedly connected with a top plate 814, when the servo motor 701 works, the lead screw 702 drives the driving gear 807 to rotate, the driving gear 807 rotates to drive the driven gear 806 to rotate, the driven gear 806 rotates to drive the guide rod 801 to rotate, the connecting pipe 802 rotates to drive the circular plate 803 to rotate by virtue of the guide rod 801, the C-shaped ring 804 rotates to drive the brush wire 805 to rotate by virtue of the circular plate 803, the rotating speed of the driving gear 807 is larger than that of the driven gear 806 because the size of the driving gear 807 is larger than that of the driving gear 807, and the rotating speed of the brush wire 805 is larger than that of the lead screw 702, so that the brush wire 805 can brush dust attached to the circular arc surface of the lead screw 702, the dust falls off from the circular arc surface of the lead screw 702, the dust is prevented from being clamped between the lead screw 702 and the transmission plate 703, and the situation that the transmission plate 703 is difficult to move on the circular arc surface of the lead screw 702 is avoided, in the process, the transmission plate 703 drives the rotating rod 813 to move, the rotating rod 813 moves to drive the top plate 814 to move, the U-shaped plate 808 moves to drive the C-shaped ring 804 to move, the C-shaped ring 804 moves to drive the brush wire 805 to move, so that the brush wire 805 can clean different positions of the screw rod 702, when the brush wire 805 needs to be replaced, the clamping rod 810 slides out of the L-shaped plate 809 and rotates the C-shaped ring 804, the C-shaped ring 804 drives the L-shaped plate 809 to slide out of the inner wall of the U-shaped plate 808, then the C-shaped ring 804 can be taken down from the circular arc surface of the circular plate 803, and the C-shaped ring 804 can be taken down directly through the guide rod 801, then the C-shaped ring 804 with the new brush wire 805 is sleeved on the circular arc surface of the circular plate 803, after the C-shaped ring 804 contacts the U-shaped ring 808, after the L-shaped plate 809 slides into the inner wall of the U-shaped plate 808, the clamping rod 810 penetrates the U-shaped plate 808 to be inserted into the L-shaped plate 809, and the L-shaped plate 809 is fixed, and the brush wire 805 is further fixed. The arc surface sliding sleeve of the connecting pipe 802 is provided with two auxiliary rings 811, the auxiliary rings 811 are fixedly connected with the clamping rods 810, the auxiliary rings 811 are made of iron, the surface of the U-shaped plate 808 is fixedly connected with a magnetic block 812, a top plate 814 is arranged between the two auxiliary rings 811, the auxiliary rings 811 achieve the effect of conveniently and simultaneously moving three clamping rods 810, the magnetic block 812 can attract the auxiliary rings 811 by virtue of self magnetic force, and the magnetic block 812 achieves the effect of limiting the positions of the auxiliary rings 811, so that the positions of the clamping rods 810 are limited. The arc surface of bull stick 813 is overlapped and is had torsional spring 815, and torsional spring 815's both ends respectively with roof 814 and drive plate 703 fixed connection, roof 814 reaches the effect that further improves the spacing effect to supplementary ring 811 with the help of torsional force of torsional spring 815.
Referring to fig. 5, 12 and 13, specifically, the sponge block 92 is fixedly installed in the liquid storage box 91, the sponge block 92 penetrates through the liquid storage box 91, the side wall of the liquid storage box 91 rotates and is communicated with the bending pipe 93, the upper end of the bending pipe 93 is higher than the upper surface of the liquid storage box 91, the other end of the bending pipe 93 is fixed and is communicated with the liquid guide pipe 94, the lower end of the liquid guide pipe 94 is fixed and is communicated with the funnel 95, when the rust-preventive maintenance is required to be performed by coating the arc surface of the screw rod 702 with the rust-preventive liquid, the bending pipe 93 is rotated upwards, the funnel 95 is rotated for 180 degrees, then the rust-preventive liquid is poured into the funnel 95, the rust-preventive liquid flows into the liquid storage box 91 through the liquid guide pipe 94 and the bending pipe 93, then the sponge block 92 absorbs the rust-preventive liquid, and due to the good adsorptivity of the sponge block 92, the part of the sponge block 92, which is higher than the liquid storage box 91, is also soaked by the rust-preventive liquid, when the brush wire 805 rotates along with the C-shaped ring 804, the brush wire 805 abuts against the surface of the sponge block 92, the rust-preventive liquid is coated on the surface of the brush wire 805, when the brush wire 805 rotates along with the C-shaped ring 804, the arc surface, the rust-preventive liquid is coated on the arc surface of the screw rod 805, and the rust-preventive maintenance is performed by automatically performed by coating the arc surface of the screw rod 702. The inner wall top fixedly connected with spring 96 of catheter 94, the lower extreme fixedly connected with shutoff piece 97 of spring 96, the shutoff piece 97 can slide downwards with the inner wall sliding connection of catheter 94, and shutoff piece 97 receives self gravity and the tensile influence of spring 96, and the shutoff piece 97 slides and can block up the mouth of pipe of buckling pipe 93, prevents that rust-resistant fluid from flowing out. The inner wall fixedly connected with two dogs 98 of catheter 94, shutoff piece 97 are located between dog 98 and spring 96, and shutoff piece 97 slip can support the surface at dog 98, and dog 98 reaches restriction shutoff piece 97 sliding distance, makes shutoff piece 97 can carry out the effect of shutoff to the mouth of pipe of buckling pipe 93.
Working principle: when the dust attached to the outer wall of the heat exchange tube 10 needs to be cleaned, the servo motor 701 is started, the output end of the servo motor 701 rotates to drive the screw rod 702 to rotate, the screw rod 702 drives the transmission plate 703 to slide along the arc surface of the round rod 708 by virtue of threads when rotating, the round rod 708 achieves the effect of limiting the sliding path of the transmission plate 703, the strip plate 706 drives the sliding sleeve 705 to slide along the surface of the supporting rod 704 by virtue of the sliding of the transmission plate 703, the supporting rod 704 achieves the effect of guiding the sliding path of the sliding sleeve 705, the strip plate 706 drives the scraping plate 707 to slide by virtue of the sliding sleeve 705, the scraping plate 707 pushes the dust attached to the outer wall of the heat exchange tube 10 to move when sliding, so that the dust falls off from the outer wall on the back side of the heat exchange tube 10, and by providing inclined planes at the two ends of the scraping plate 707, the contact area between the scraping plate 707 and the dust can be reduced, the pressure intensity of the scraping plate 707 when being contacted with dust is improved, the cleaning effect of the scraping plate 707 on the dust is improved, when the strip rope is wound on the outer wall of the heat exchange tube 10, the scraping plate 707 can push the strip rope to move, when the strip rope is contacted with the frame 6, the inclined surface of the scraping plate 707 can pinch off the strip rope, so that the strip rope drops off from the outer wall of the heat exchange tube 10, the scraping plate 707 slides to drive the heat conducting block 709 to slide along the outer wall of the heat exchange tube 10, at the moment, heat in the heat exchange tube 10 can be transferred to the heat conducting block 709, the heat conducting block 709 can transfer the heat to the strip plate 706 to dissipate the heat, so that the heat dissipation effect of the heat exchange tube 10 is improved, when the fan blade 5 rotates, the dust blown off from the windward side of the heat exchange tube 10 slides along the upper surface or the lower surface of the scraping plate 707, and the dust flies out at a certain angle because the upper surface and the lower surface of the scraping plate 707 are circular arc, thereby preventing dust from adhering to the surface of the squeegee 707 as much as possible.
When the servo motor 701 works, the screw rod 702 drives the driving gear 807 to rotate, the driving gear 807 rotates to drive the driven gear 806 to rotate, the driven gear 806 rotates to drive the guide rod 801 to rotate, the connecting pipe 802 rotates to drive the circular plate 803 by means of the guide rod 801, the C-shaped ring 804 rotates to drive the brush wire 805 to rotate by means of the circular plate 803, the rotation speed of the driven gear 806 is larger than that of the driving gear 807 because the size of the driving gear 807 is larger than that of the driven gear 806, the rotation speed of the brush wire 805 is larger than that of the screw rod 702, the brush wire 805 can brush dust attached to the circular arc surface of the screw rod 702, the dust falls off from the circular arc surface of the screw rod 702, therefore, the dust is prevented from being clamped between the screw rod 702 and the transmission plate 703, the transmission plate 703 is difficult to move on the circular arc surface of the screw rod 702, in the process, the transmission plate 703 drives the rotating rod 813 to move, the movement of the rotating rod 813 drives the top plate 814 to move, the movement of the top plate 814 drives the auxiliary ring 811 to move, the movement of the U-shaped plate 808 drives the C-shaped ring 804 to move by virtue of the auxiliary ring 811, the movement of the C-shaped ring 804 drives the brush wire 805 to move, so that the brush wire 805 can clean different positions of the screw rod 702, in the process, the top plate 814 always abuts against the surface of the auxiliary ring 811 by virtue of torsion of the torsion spring 815, when the brush wire 805 needs to be replaced, the top plate 814 is rotated to separate the top plate 814 from the auxiliary ring 811, then the auxiliary ring 811 is pulled, the auxiliary ring 811 simultaneously drives the three clamping rods 810 to move, when the clamping rods 810 slide out of the L-shaped plate 809, the C-shaped ring 804 drives the L-shaped plate 809 to slide out from the inner wall of the U-shaped plate 808, then the C-shaped ring 804 can be taken off from the circular arc surface of the circular plate 803, and the vertical section of the C-shaped ring 804 is in a C shape, therefore, the C-shaped ring 804 can be directly removed through the guide rod 801, then the C-shaped ring 804 with a new brush wire 805 is sleeved on the arc surface of the circular plate 803, when the C-shaped ring 804 contacts with the U-shaped plate 808, the C-shaped ring 804 is rotated, when the L-shaped plate 809 slides into the inner wall of the U-shaped plate 808, the auxiliary ring 811 slides in the opposite direction, the clamping rod 810 penetrates through the U-shaped plate 808 and is inserted into the L-shaped plate 809, the fixing of the L-shaped plate 809 is achieved, the brush wire 805 is further fixed, after the top plate 814 is loosened, the top plate 814 can be abutted against the surface of the auxiliary ring 811 by the torsion spring 815, the auxiliary ring 811 can be abutted against the surface of the magnetic block 812 by the top plate 814, the magnetic block 812 can attract the auxiliary ring 811 by the aid of the self magnetic force, the position of the magnetic block 812 is limited, and therefore the effect of the position of the clamping rod 810 is limited, and the effect of the auxiliary ring 811 is further improved by the torsion force of the torsion spring 815.
When the rust-preventive maintenance is required to be performed by coating the rust-preventive liquid on the arc surface of the screw rod 702, the bending tube 93 is rotated upwards to enable the funnel 95 to rotate 180 degrees, at this time, the sealing block 97 can downwards press the spring 96 by means of self gravity, the sealing block 97 does not seal the bending tube 93 any more, then the rust-preventive liquid is poured into the funnel 95, the rust-preventive liquid can flow into the liquid storage box 91 through the liquid guide tube 94 and the bending tube 93, because the sponge block 92 can be ventilated, the rust-preventive liquid cannot flow into the liquid storage box 91 due to the influence of atmospheric pressure, the sponge block 92 can absorb the rust-preventive liquid, and because the adsorptivity of the sponge block 92 is better, the part of the sponge block 92 higher than the liquid storage box 91 can be soaked by the rust-preventive liquid, after the sponge block 92 is soaked, the funnel 95 is loosened, at this time, the funnel 95 can downwards rotate 180 degrees due to the influence of self gravity, the sealing block 97 can downwards slide due to the influence of self gravity and the tension of the spring 96, the sliding of the blocking block 97 can block the pipe orifice of the bending pipe 93, so that the rust-proof liquid is prevented from flowing out, the sliding of the blocking block 97 can prop against the surface of the blocking block 98, the blocking block 98 can limit the sliding distance of the blocking block 97, the blocking block 97 can block the pipe orifice of the bending pipe 93, and the upper end of the bending pipe 93 is higher than the liquid storage box 91 at the moment, so that the rust-proof liquid can be further prevented from flowing out of the liquid storage box 91, the rust-proof liquid remained in the bending pipe 93 can gradually flow into the liquid storage box 91 under the influence of gravity, the rust-proof liquid can be fully utilized, when the brush wire 805 rotates along with the C-shaped ring 804, the brush wire 805 can prop against the surface of the sponge block 92, the sponge block 92 can coat the rust-proof liquid on the surface of the brush wire 805, and when the brush wire 805 continues to rotate, the rust-proof liquid can be coated on the arc surface of the screw 702, so that the purpose of automatically performing rust-proof maintenance on the screw 702 is achieved, and when the brush wire 805 slides along the surface of the sponge block 92, the sponge block 92 can also clean dust attached to the surface of the brush wire 805, so that the brush wire 805 can clean dust on the arc surface of the screw rod 702.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Independent refrigeration unit for refrigerator car, including shell (1), its characterized in that: the diesel engine (2) is installed to the inner wall of shell (1), compressor (3) is installed to the inner wall of shell (1), the output of diesel engine (2) is connected with the input transmission of compressor (3), driving motor (4) is installed to the inner wall of shell (1), driving motor (4) output is connected with the input transmission of compressor (3), frame (6) is installed to the inner wall of shell (1), install heat exchange tube (10) in frame (6), heat exchange tube (10) are linked together with compressor (3), driving motor (4) output fixedly connected with flabellum (5), still include:
the cleaning structure (7) is arranged on the side wall of the frame (6) and used for cleaning the leeward side of the heat exchange tube (10), the cleaning structure (7) comprises a servo motor (701) fixedly arranged on the side wall of the frame (6), the output end of the servo motor (701) is fixedly connected with a screw rod (702), a transmission plate (703) is connected on the screw rod (702) through threads, a scraper (707) used for scraping dust is connected on the transmission plate (703), the arc surface of the screw rod (702) is in threaded connection with the transmission plate (703), a yielding groove (710) is formed in the surface of the transmission plate (703), a plurality of support rods (704) are fixedly connected to the inner wall of the frame (6), a sliding sleeve (705) is sleeved on the surface of the support rods (704), a strip-shaped plate (706) is fixedly connected to the surface of the sliding sleeve (705), the scraper (707) is fixedly arranged on the surface of the strip-shaped plate (706), the scraper (707) is slidingly connected with the heat exchange tube (10), the yielding groove (706) is slidingly connected with the transmission plate (703), round rods (708) are fixedly connected with the inner walls (708) of the two round rods (708) through the round ends of the frame (6), the upper surface and the lower surface of the scraping plate (707) are arc-shaped, a heat conducting block (709) is fixedly connected in the scraping plate (707), the heat conducting block (709) is made of aluminum alloy, the heat conducting block (709) is propped against the surface of the heat exchange tube (10), the heat conducting block (709) is fixedly connected with a strip-shaped plate (706), and the strip-shaped plate (706) is made of aluminum alloy;
the anti-blocking structure (8) is arranged on the inner wall of the frame (6) and used for preventing dust falling from the surface of the heat exchange tube (10) from affecting the movement of the transmission plate (703), and the anti-blocking structure (8) comprises a guide rod (801), a driving gear (807) and a driven gear (806) which are rotatably arranged on the inner wall of the frame (6) and used for transmitting the power of the servo motor (701), and a brush wire (805) which is used for cleaning the dust on the screw rod (702);
set up in frame (6) for conveniently maintain auxiliary structure (9) to lead screw (702), auxiliary structure (9) are including fixed mounting liquid storage box (91) in frame (6) and be used for upwards conducting sponge piece (92) of antirust fluid.
2. A self-contained refrigeration chiller unit for a refrigerated vehicle as set forth in claim 1 wherein: the surface sliding sleeve of guide bar (801) has connecting pipe (802), the both ends of connecting pipe (802) all fixedly connected with plectane (803), the surface sliding sleeve of plectane (803) has C shape ring (804), brush silk (805) fixed mounting is at the circular arc face of C shape ring (804), brush silk (805) support at the circular arc face of lead screw (702), the fixed surface of guide bar (801) is connected with driven gear (806), the circular arc face of lead screw (702) fixedly connected with driving gear (807), driven gear (806) meshes with driving gear (807), the fixed surface of plectane (803) is connected with three U shaped plate (808), the inner wall block of U shaped plate (808) is connected with L shaped plate (809), L shaped plate 809 shortarm and C shape ring (804) fixed connection, the sliding of U shaped plate (808) is run through and is had clamping bar (810), clamping bar (810) runs through L shaped plate 809), driving gear (807) size is greater than driving gear (703) and is connected with driven plate (813) down.
3. A self-contained refrigeration chiller unit for a refrigerated vehicle as set forth in claim 2 wherein: the lower extreme fixedly connected with roof (814) of bull stick (813), the circular arc face slip cap of connecting pipe (802) has two auxiliary ring (811), auxiliary ring (811) and clamping rod (810) fixed connection, auxiliary ring (811) are the iron material, the fixed surface of U-shaped board (808) is connected with magnetic path (812), roof (814) are located between two auxiliary ring (811).
4. A self-contained refrigeration chiller unit for a refrigerated vehicle as set forth in claim 2 wherein: the arc surface of the rotating rod (813) is sleeved with a torsion spring (815), and two ends of the torsion spring (815) are fixedly connected with the top plate (814) and the transmission plate (703) respectively.
5. A self-contained refrigeration chiller unit for a refrigerated vehicle as set forth in claim 1 wherein: sponge piece (92) fixed mounting is in liquid storage box (91), sponge piece (92) runs through liquid storage box (91), the lateral wall of liquid storage box (91) rotates and the intercommunication has buckling pipe (93), the upper end of buckling pipe (93) is higher than the upper surface of liquid storage box (91), the other end of buckling pipe (93) is fixed and the intercommunication has catheter (94), the lower extreme of catheter (94) is fixed and the intercommunication has funnel (95).
6. A self-contained refrigeration chiller unit for a refrigerated vehicle as set forth in claim 5 wherein: the catheter is characterized in that a spring (96) is fixedly connected to the top of the inner wall of the catheter (94), a blocking block (97) is fixedly connected to the lower end of the spring (96), and the blocking block (97) is slidably connected with the inner wall of the catheter (94).
7. The free-standing refrigeration chiller unit for a refrigerated vehicle of claim 6 wherein: the inner wall of the catheter (94) is fixedly connected with two stop blocks (98), and the blocking block (97) is positioned between the stop blocks (98) and the springs (96).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310676481.7A CN116399162B (en) | 2023-06-08 | 2023-06-08 | Independent refrigerating and freezing refrigerating unit for refrigerator car |
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| CN202310676481.7A CN116399162B (en) | 2023-06-08 | 2023-06-08 | Independent refrigerating and freezing refrigerating unit for refrigerator car |
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| CN116399162B true CN116399162B (en) | 2023-08-15 |
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| CN202310676481.7A Active CN116399162B (en) | 2023-06-08 | 2023-06-08 | Independent refrigerating and freezing refrigerating unit for refrigerator car |
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| CN117647032B (en) * | 2024-01-30 | 2024-04-12 | 广东芬尼科技股份有限公司 | Water source heat pump system |
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| JPH07159086A (en) * | 1993-12-02 | 1995-06-20 | Abb Gadelius Kk | Plate type heat exchanger having cleaning device |
| JPH07323554A (en) * | 1994-06-01 | 1995-12-12 | Sharp Corp | Ink jet recorder |
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| CN116399162A (en) | 2023-07-07 |
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