CN116696626B - Air inlet device of diesel engine - Google Patents
Air inlet device of diesel engine Download PDFInfo
- Publication number
- CN116696626B CN116696626B CN202310959201.3A CN202310959201A CN116696626B CN 116696626 B CN116696626 B CN 116696626B CN 202310959201 A CN202310959201 A CN 202310959201A CN 116696626 B CN116696626 B CN 116696626B
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- air inlet
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- inlet device
- device body
- hole
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- 238000009434 installation Methods 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims description 25
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10091—Air intakes; Induction systems characterised by details of intake ducts: shapes; connections; arrangements
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- 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
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Supply (AREA)
- Duct Arrangements (AREA)
Abstract
The invention relates to the technical field of diesel engines, in particular to a diesel engine air inlet device, which comprises an air inlet device body and an installation underframe, wherein the lower end of the air inlet device body is provided with a bottom inner cavity, the rear end surface of the air inlet device body is provided with a rectangular jack, the rectangular jack is communicated with the bottom inner cavity, the existing air inlet device is fixed through screws, so that the air inlet device is inconvenient to mount and dismount and is inconvenient to overhaul and replace, a protection mechanism is absent, a pipeline is easy to damage due to the impact of external force.
Description
Technical Field
The invention relates to the technical field of diesel engines, in particular to an air inlet device of a diesel engine.
Background
When the diesel engine works, air needs to be fed through the air feeding device of the diesel engine, so that the normal work of the diesel engine is ensured.
When the existing diesel engine air inlet device is installed, the base supporting the diesel engine air inlet device is fixed at the working position through bolts, then the diesel engine air inlet device is fixed on the base through bolts to achieve installation, the installation mode is simple, but operation is complicated, because workers need to use tools to fasten a plurality of bolts, the process is time-consuming and labor-consuming, the installation efficiency of the diesel engine air inlet device is low, in addition, when the diesel engine air inlet device is damaged and needs to be replaced, the mode of fixing the bolts is a troublesome project for disassembling the diesel engine air inlet device, because the bolts are very difficult to disassemble after being used for a long time, large force and long time are required to be consumed, the working strength of workers is large, meanwhile, the use of the diesel engine is affected, in addition, the diesel engine air inlet device is in the use process, two sides of the diesel engine air inlet device are lack of protection mechanisms, the diesel engine air inlet device is provided with a plurality of air inlet pipelines, the pipelines are easy to damage due to the fact that the pipelines are damaged in the use process, and the diesel engine is damaged due to the fact that the normal use of the diesel engine is affected, and the normal use of the diesel engine is damaged.
Disclosure of Invention
The present invention is directed to an air intake device for a diesel engine, which solves the above-mentioned problems of the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the air inlet device of the diesel engine comprises an air inlet device body and an installation underframe, wherein the lower end of the air inlet device body is provided with a bottom inner cavity, the rear end face of the air inlet device body is provided with a rectangular jack, the rectangular jack is communicated with the bottom inner cavity, the air inlet device bodies on two sides of the rectangular jack are symmetrically provided with matched through holes, the matched through holes are communicated with the bottom inner cavity, two sides of the air inlet device body are symmetrically provided with inserted side holes, the inserted side holes are communicated with the bottom inner cavity, the lower side of the inner end opening of each inserted side hole is fixedly provided with a supporting inner strip, one end of the lower side of each supporting inner strip, which is close to the rear end face of the air inlet device body, is fixedly provided with a supporting bottom plate, the supporting bottom plate is provided with a first matched through hole, the utility model provides a support is provided with a plurality of spacing jacks on the air inlet unit body of interior strip downside, and fixedly provided with fixed lug on the rear end face of air inlet unit body, fixed lug is in the upside of rectangle jack, and has seted up the cooperation pinhole on the fixed lug, be provided with the convenient safety protection mechanism of tearing open of air inlet unit on the air inlet unit body, and the air inlet unit body passes through the convenient safety protection mechanism of tearing open of air inlet unit and installs on the installation chassis, the fixed spacing end strip that is provided with of one end of installation chassis, spacing end strip contacts with the rear end face of air inlet unit body, and the both sides symmetry of installation chassis is fixed and is provided with spacing side strip, a plurality of fixed through-holes have been seted up on the spacing side strip, and the air inlet unit body is in between the spacing side strip, and the interior end face of spacing side strip contacts with the both sides side face of air inlet unit body.
Preferably, the convenient safety protection mechanism of tearing open of air inlet unit includes movable pin board, drive hand board, links up backplate, spacing briquetting down, first reset spring, activity lath, second reset spring, driven piece, spacing spring and activity backplate, the fixed cooperation pin pole that is provided with of lower extreme of activity pin board, cooperation pin pole is pegged graft in the cooperation pinhole, and the fixed pin piece that is provided with of lower extreme of cooperation pin pole, the fixed pin piece is in the downside of fixed lug.
Preferably, the driving hand plate is inserted into the rectangular insertion hole, and the driving hand plate is provided with a first fixing pin hole and a second fixing pin hole, when the first fixing pin hole and the second fixing pin hole are both positioned at the outer side of the bottom inner cavity, the distance between the first fixing pin hole and the rear end face of the air inlet device body is smaller than the distance between the second fixing pin hole and the rear end face of the air inlet device body.
Preferably, one end of the driving hand plate is fixedly provided with a transverse end plate, the transverse end plate is positioned in the bottom inner cavity, two sides of the transverse end plate are symmetrically and fixedly provided with inclined lower pressing strips, the lower ends of the inclined lower pressing strips are connected with horizontal limiting pressing plates, and the horizontal limiting pressing plates are inserted into the matched through holes.
Preferably, the number of the connecting guard plates is two, the connecting guard plates are respectively arranged on two sides of the air inlet device body, one side, far away from the air inlet device body, of each connecting guard plate is fixedly provided with a vertical side guard plate, two ends of each vertical side guard plate are symmetrically and fixedly provided with connecting end sleeves, the other side of each connecting guard plate is fixedly provided with a plugging strip plate, and the plugging strip plates are plugged in the plugging side holes.
Preferably, the mounting groove is formed in the plugging strip plate, the mounting groove extends to the connecting guard plate, a cylindrical through hole is formed in one end, away from the rear end face of the air inlet device body, of the mounting groove, a plugging through hole is formed in one side, close to the vertical side guard plate, of one end, close to the rear end face of the air inlet device body, of the plugging strip plate, the plugging through hole penetrates through the connecting guard plate, a supporting side plate is fixedly arranged at one end, close to the rear end face of the air inlet device body, of the plugging strip plate, and a second matching through hole is formed in the supporting side plate.
Preferably, the support side plate is provided with a limiting lower pressing block, the upper end of the limiting lower pressing block is fixedly provided with a matched connecting column, the upper end of the matched connecting column is fixedly provided with a spherical end block, the matched connecting column is sleeved with a first reset spring, the limiting lower pressing block is positioned on the lower side of the support side plate, and the matched connecting column is spliced in a second matched through hole.
Preferably, the movable long strip plates are two, are respectively arranged on two sides of the inner part of the bottom inner cavity, the upper side of one end, close to the rear end face of the air inlet device body, of the movable long strip plate is fixedly provided with a connecting cylindrical rod, the connecting cylindrical rod is inserted into the first matching through hole, the upper end of the connecting cylindrical rod is fixedly provided with a pressed fit plate, the pressed fit plate is positioned on the upper side of the supporting bottom plate, the pressed fit plate is positioned on the lower side of the limiting pressing block, and the pressed fit plate is in contact with the limiting pressing block.
Preferably, the movable long slat is located the downside of supporting baseplate, and the fixed a plurality of protruding shelves that are provided with of lower extreme of movable long slat, it has the drive connecting rod to articulate down on the protruding shelf, the lower extreme of drive connecting rod articulates there is movable support body, fixed the being provided with on the movable support body location spliced pole, the location spliced pole is pegged graft in spacing jack, and has cup jointed second reset spring on the location spliced pole.
Preferably, the cylinder gag lever post is fixedly arranged on the driven block, the cylinder gag lever post is spliced in the cylinder through hole, and the cylinder gag lever post is sleeved with a limit spring, one side of the driven block is fixedly provided with a side connecting long plate, one side of the side connecting long plate, which is far away from the driven block, is fixedly provided with a first plate end connecting frame, the first plate end connecting frame is arranged in the mounting groove, the lower end of the first plate end connecting frame is fixedly provided with an inserting connecting plate, the inserting connecting plate is spliced in the inserting through hole, the other end of the inserting connecting plate is fixedly provided with a second plate end connecting frame, the first plate end connecting frame and the second plate end connecting frame are respectively hinged with a driving hinge rod, the upper end of the driving hinge rod is hinged with a movable guard plate, two ends of the movable guard plate are respectively spliced in a connecting end sleeve, the lower side of the movable guard plate is fixedly provided with a protruding connecting block, and the protruding connecting block is hinged with the driving hinge rod.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality and has the following advantages:
1. be provided with in the both sides of air inlet unit body and link up the backplate, through removing the drive palm, can realize linking up the quick connect between backplate and the air inlet unit body for vertical side guard can play the effect of protection to the air inlet unit body, and can drive movable slat down to remove along with the removal of drive palm, and then drive the location spliced pole and peg graft in fixed through-hole, realize the convenient installation of air inlet unit body, easy operation is convenient.
2. When carrying out the installation of air inlet unit body, place it on the installation chassis, then promote the drive palm and remove, can drive down the spacing briquetting down and remove under the effect of layering under the slope, and then make its card in the side department of supporting the internal strip, realize linking backplate and air inlet unit body's quick connect, can promote activity slat down and remove simultaneously under the effect of spacing briquetting down, and then can promote the location post of inserting under the effect of drive connecting rod and peg graft in fixed through-hole, realize the fixed connection of air inlet unit body and installation chassis simultaneously, realize convenient installation, only need reverse pulling drive palm can make the location post of inserting withdraw from fixed through-hole during the dismantlement, can dismantle.
3. In addition, along with the removal of drive palm, it will promote to be moved by the drive piece, and then can promote the activity backplate and upwards remove under the effect of drive hinge pole, realize better protection to the air inlet unit body, when the maintenance of air inlet unit body is carried out to needs, can reverse movement drive palm makes the activity backplate down remove, and then make the operating space of air inlet unit body upper end grow, be convenient for carry out maintenance work, the activity backplate is accomodate in vertical side guard plate in addition, make the holistic volume of linking backplate less, be convenient for carry out the transportation of linking backplate.
Drawings
Fig. 1 is a schematic view of a first view structure of an air intake device body.
Fig. 2 is a schematic view of a second view structure of the air intake device body.
Fig. 3 is a schematic view of an intake device in a first view.
Fig. 4 is a schematic view of a second view of the intake assembly.
Fig. 5 is an enlarged schematic view at a in fig. 4.
Fig. 6 is a schematic structural view of the mounting chassis.
Fig. 7 is a schematic view of the first view of the cooperation of the driving panel and the engagement guard.
Fig. 8 is an enlarged schematic view at B in fig. 7.
Fig. 9 is a schematic view of the second view of the cooperation of the driving panel and the engagement guard.
Fig. 10 is an enlarged schematic view at C in fig. 9.
FIG. 11 is a schematic view of the structure of the adapter plate.
In the figure: 1. an air intake device body; 11. a bottom cavity; 12. rectangular jacks; 13. matching the through holes; 14. inserting a side hole; 15. supporting the inner strip; 16. a support base plate; 17. a first mating through hole; 18. limiting jack; 19. a fixing bump; 191. matching with the pin holes; 2. installing an underframe; 21. limiting end strips; 22. limiting side bars; 23. a fixing through hole; 3. a movable pin plate; 31. a pin rod is matched; 32. a fixed pin block; 4. driving a hand plate; 41. a first fixing pin hole; 42. a second fixing pin hole; 43. a transverse end plate; 44. tilting the lower pressing strip; 45. a horizontal limit pressing plate; 5. connecting a guard board; 50. a vertical side guard plate; 501. connecting an end sleeve; 51. inserting strip plates; 52. a mounting groove; 53. a cylindrical through hole; 54. inserting through holes; 55. supporting the side plates; 56. a second mating through hole; 6. limiting the pressing block; 61. matching the connecting column; 62. a spherical end block; 63. a first return spring; 7. a movable long slat; 71. connecting a cylindrical rod; 72. a pressed-fit plate; 73. a lower convex frame; 74. a drive link; 75. a movable frame body; 76. positioning the inserted column; 77. a second return spring; 8. a driven block; 81. a cylindrical limit rod; 82. a limit spring; 83. a side connecting long plate; 84. the first plate end is connected with a frame; 85. inserting a connecting plate; 86. the second plate end is connected with a frame; 87. driving the hinge rod; 9. a movable guard board; 91. protruding connecting blocks.
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 to 11, the present invention provides a technical solution:
an air inlet device of a diesel engine comprises an air inlet device body 1 and a mounting underframe 2, wherein a bottom inner cavity 11 is formed at the lower end of the air inlet device body 1, a rectangular jack 12 is formed on the rear end face of the air inlet device body 1, the rectangular jack 12 is communicated with the bottom inner cavity 11, matched through holes 13 are symmetrically formed on the air inlet device body 1 at two sides of the rectangular jack 12, matched through holes 13 are communicated with the bottom inner cavity 11, plugging side holes 14 are symmetrically formed at two sides of the air inlet device body 1, the plugging side holes 14 are communicated with the bottom inner cavity 11, a supporting inner strip 15 is fixedly arranged at the lower side of the inner end opening of the plugging side holes 14, a supporting bottom plate 16 is fixedly arranged at one end of the lower side of the supporting inner strip 15 close to the rear end face of the air inlet device body 1, a first matched through hole 17 is formed on the supporting bottom plate 16, a plurality of limiting jacks 18 are formed on the air inlet device body 1 at the lower side of the supporting inner strip 15, and fixed lug 19 that is provided with on the rear end face of air inlet unit body 1, fixed lug 19 is in the upside of rectangle jack 12, and set up cooperation pinhole 191 on the fixed lug 19, be provided with the convenient safety device of air inlet unit on the air inlet unit body 1, and air inlet unit body 1 installs on installation chassis 2 through the convenient safety device of air inlet unit, the fixed spacing end strip 21 that is provided with of one end of installation chassis 2, spacing end strip 21 contacts with the rear end face of air inlet unit body 1, the fixed spacing side strip 22 that is provided with of both sides symmetry of installation chassis 2, a plurality of fixed through-holes 23 have been seted up on the spacing side strip 22, air inlet unit body 1 is in between the spacing side strip 22, and the interior terminal surface of spacing side strip 22 contacts with the both sides side face of air inlet unit body 1.
The convenient safety protection mechanism of tearing open of air inlet unit includes movable pin board 3, drive hand board 4, link up backplate 5, spacing briquetting 6 down, first reset spring 63, activity lath 7, second reset spring 77, driven piece 8, spacing spring 82 and activity backplate 9, and the fixed cooperation pin pole 31 that is provided with of lower extreme of movable pin board 3, cooperation pin pole 31 peg graft in cooperation pinhole 191, and the fixed pin piece 32 that is provided with of lower extreme of cooperation pin pole 31, and fixed pin piece 32 is in the downside of fixed lug 19, and movable pin board 3 is in the upside of fixed lug 19.
The driving hand plate 4 is inserted into the rectangular insertion hole 12, a first fixing pin hole 41 and a second fixing pin hole 42 are formed in the driving hand plate 4, when the first fixing pin hole 41 and the second fixing pin hole 42 are located outside the bottom inner cavity 11, the distance between the first fixing pin hole 41 and the rear end face of the air inlet device body 1 is smaller than the distance between the second fixing pin hole 42 and the rear end face of the air inlet device body 1, and in addition, the driving hand plate 4 is in contact with the inner surface of the rectangular insertion hole 12.
One end of the driving hand plate 4 is fixedly provided with a transverse end plate 43, the transverse end plate 43 is positioned in the bottom inner cavity 11, two sides of the transverse end plate 43 are symmetrically and fixedly provided with inclined lower pressing strips 44, the lower ends of the inclined lower pressing strips 44 are connected with horizontal limiting pressing plates 45, and the horizontal limiting pressing plates 45 are inserted into the matched through holes 13.
The two connection guard plates 5 are respectively arranged on two sides of the air inlet device body 1, one side, far away from the air inlet device body 1, of each connection guard plate 5 is fixedly provided with a vertical side guard plate 50, two ends of each vertical side guard plate 50 are symmetrically and fixedly provided with connecting end sleeves 501, the other side of each connection guard plate 5 is fixedly provided with a plugging strip plate 51, each plugging strip plate 51 is plugged into each plugging side hole 14, and each plugging strip plate 51 is in contact with the inner surface of each plugging side hole 14.
The inserting strip plate 51 is provided with a mounting groove 52, the mounting groove 52 extends to the connecting guard plate 5, one end, away from the rear end face of the air inlet device body 1, of the mounting groove 52 is provided with a cylindrical through hole 53, one side, close to the vertical side guard plate 50, of the mounting groove 52 is provided with an inserting through hole 54, the inserting through hole 54 penetrates through the connecting guard plate 5, one end, close to the rear end face of the air inlet device body 1, of the inserting strip plate 51 is fixedly provided with a supporting side plate 55, and the supporting side plate 55 is provided with a second matching through hole 56.
The support side plate 55 is provided with a limit pressing block 6, the upper end of the limit pressing block 6 is fixedly provided with a matched connecting column 61, the upper end of the matched connecting column 61 is fixedly provided with a spherical end block 62, the matched connecting column 61 is sleeved with a first reset spring 63, the limit pressing block 6 is positioned on the lower side of the support side plate 55, the matched connecting column 61 is inserted into a second matched through hole 56, before the limit pressing block 6 does not move downwards, the highest point of the spherical end block 62 is slightly lower than the upper end surface of the inserting strip plate 51, the position of the lower end surface of the limit pressing block 6 is higher than the position of the lower end surface of the inserting strip plate 51, and two ends of the first reset spring 63 are respectively contacted with the spherical end block 62 and the support side plate 55.
The movable long strip plates 7 are two, are respectively arranged on two sides of the inner part of the bottom inner cavity 11, the upper side of one end, close to the rear end face of the air inlet device body 1, of the movable long strip plates 7 is fixedly provided with a connecting cylindrical rod 71, the connecting cylindrical rod 71 is inserted into the first matching through hole 17, the upper end of the connecting cylindrical rod 71 is fixedly provided with a pressed fit plate 72, the pressed fit plate 72 is arranged on the upper side of the supporting bottom plate 16, the pressed fit plate 72 is arranged on the lower side of the limiting pressing block 6, and the pressed fit plate 72 is in contact with the limiting pressing block 6.
The movable lath 7 is located the downside of supporting baseplate 16, and the fixed a plurality of lower convex frames 73 that are provided with of lower extreme of movable lath 7, articulated on the lower convex frame 73 have drive connecting rod 74, the lower extreme of drive connecting rod 74 articulates has movable support body 75, fixedly be provided with the location spliced pole 76 on the movable support body 75, the location spliced pole 76 peg graft in spacing jack 18, and second reset spring 77 has been cup jointed on the location spliced pole 76, and the both ends of second reset spring 77 weld respectively on the inner wall of bottom inner chamber 11 and on the movable support body 75, spacing jack 18 in addition, fixed through-hole 23 and movable support body 75's quantity equals, can set up according to the in-service use demand, and when air inlet unit body 1 installs on installation chassis 2, fixed through-hole 23 aligns with spacing jack 18.
The driven block 8 is fixedly provided with a cylindrical limit rod 81, the cylindrical limit rod 81 is inserted into the cylindrical through hole 53, the cylindrical limit rod 81 is sleeved with a limit spring 82, one side of the driven block 8 is fixedly provided with a side connecting long plate 83, one side of the side connecting long plate 83, which is far away from the driven block 8, is fixedly provided with a first plate end connecting frame 84, the first plate end connecting frame 84 is positioned in the mounting groove 52, the lower end of the first plate end connecting frame 84 is fixedly provided with an inserting connecting plate 85, the inserting connecting plate 85 is inserted into the inserting through hole 54, the other end of the inserting connecting plate 85 is fixedly provided with a second plate end connecting frame 86, the first plate end connecting frame 84 and the second plate end connecting frame 86 are respectively hinged with a driving hinge rod 87, the upper end of the driving hinge rod 87 is hinged with a movable guard plate 9, two ends of the movable guard plate 9 are respectively inserted into the connecting end sleeves 501, the lower side of the movable guard plate 9 is fixedly provided with a protruding connecting block 91, the protruding connecting block 91 is hinged with the driving hinge rod 87, in addition, the upper end face of the driven block 8 is slightly lower than the upper end face of the guard plate 5, and two ends of the upper end of the driving hinge plate 82 are respectively welded on the inner wall of the driven block 8 and the upper end of the limit spring 52 is respectively welded on the upper end of the limiting block 52.
When the air inlet device body 1 is installed, the installation underframe 2 is fixedly installed at a working place, then the air inlet device body 1 is placed on the installation underframe 2, the rear end face of the air inlet device body is contacted with the limiting end bar 21, then two plugging strips 51 are respectively plugged into the plugging side holes 14 until the plugging guard plate 5 is contacted with the outer side face of the air inlet device body 1, at the moment, the plugging guard plate 5 is installed in place, the driving hand plate 4 is pushed to move towards the inner part of the bottom cavity 11, the spherical end block 62 is contacted with the inclined lower pressing bar 44 in the moving process, the spherical end block 62 is pushed to move downwards under the action of the inclined lower pressing bar 44, the limiting lower pressing block 6 is driven to move downwards, the limiting lower pressing block 6 is contacted with the side face of the supporting inner bar 15, the fixed connection of the plugging guard plate 5 and the air inlet device body 1 is realized, the lower limiting pressing block 6 moves downwards, the pressed fit plate 72 is pushed to move downwards, the movable long slat 7 is driven to move downwards, the movable frame body 75 is pushed to move towards the direction close to the side wall of the bottom inner cavity 11 under the action of the driving connecting rod 74, the positioning plug posts 76 are plugged into the fixing through holes 23, the fixed connection between the air inlet device body 1 and the mounting underframe 2 is realized, the fixing pin blocks 32 are aligned with the first fixing pin holes 41, the fixing pin blocks 32 are plugged into the first fixing pin holes 41 under the action of gravity, the fixation of the driving hand plate 4 is realized, the movable pin plate 3 is pulled upwards, the fixing pin blocks 32 are led to withdraw from the first fixing pin holes 41, the driving hand plate 4 is pushed continuously, the inclined lower pressing bar 44 is contacted with the driven block 8, the driven block 8 is pushed to move away from the supporting bottom plate 16, and then will drive side link plate 83 and remove, can drive activity backplate 9 and reciprocate under the effect of drive hinge rod 87 like this, part protrusion plays abundant protection to intake unit body 1 in the upside of vertical side backplate 50, fixed pin piece 32 and the fixed pinhole 42 of second this moment align, peg graft in the fixed pinhole 42 of second under the effect of gravity, realize the fixed of drive palm 4, the convenient ann of linking backplate 5 is torn open, make and can separately transport between intake unit body 1 and the linking backplate 5, make the transportation more convenient, and in the in-process of transportation, activity backplate 9 can stablely peg graft in the inboard of vertical side backplate 50, make the volume of whole linking backplate 5 less, convenient transportation, in addition, intake unit is in the in-process of using, when the maintenance of its upper portion pipeline need be carried out, can reverse movement drive palm 4, make activity backplate 9 down move, and then make upper portion maintenance operation space grow, the use of instrument more conveniently carries out, and then the work of being convenient, when need carry out the dismantlement of intake unit body 1, the pulling plate 4 need be pegged graft in the inboard that can realize that it is convenient for the reverse operation is easy to install with the realization that the reverse is easy to install and is not easy.
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 (2)
1. The utility model provides a diesel engine air inlet unit, includes air inlet unit body (1) and installs chassis (2), its characterized in that: the lower end of the air inlet device body (1) is provided with a bottom inner cavity (11), the rear end face of the air inlet device body (1) is provided with a rectangular jack (12), the rectangular jack (12) is communicated with the bottom inner cavity (11), the air inlet device body (1) on two sides of the rectangular jack (12) is symmetrically provided with a plurality of limit jacks (18), the two sides of the air inlet device body (1) are symmetrically provided with plug-in side holes (14), the plug-in side holes (14) are communicated with the bottom inner cavity (11), the lower side of the inner end opening of the plug-in side holes (14) is fixedly provided with a supporting inner strip (15), one end of the lower side of the supporting inner strip (15) close to the rear end face of the air inlet device body (1) is fixedly provided with a supporting bottom plate (16), the supporting bottom plate (16) is provided with a first limit through hole (17), the air inlet device body (1) on the lower side of the supporting inner strip (15) is provided with a plurality of limit jacks (18), the rear end face of the air inlet device body (1) is fixedly provided with fixing lugs (19), the lower side of the supporting inner strip (15) is fixedly provided with a plurality of limit jacks (19), the air inlet device (19) is fixedly provided with the air inlet device (191) and is conveniently and conveniently provided with a protection mechanism (191), the air inlet device body (1) is installed on the installation underframe (2) through an air inlet device convenient mounting and dismounting protection mechanism, one end of the installation underframe (2) is fixedly provided with a limiting end bar (21), the limiting end bar (21) is contacted with the rear end face of the air inlet device body (1), two sides of the installation underframe (2) are symmetrically and fixedly provided with limiting side bars (22), a plurality of fixing through holes (23) are formed in the limiting side bars (22), the air inlet device body (1) is positioned between the limiting side bars (22), the inner end face of the limiting side bars (22) is contacted with two side faces of the air inlet device body (1), the air inlet device convenient mounting and dismounting protection mechanism comprises a movable pin plate (3), a driving hand plate (4), a connecting guard plate (5), a limiting lower pressing block (6), a first reset spring (63), a movable long plate (7), a second reset spring (77), a driven block (8), a limiting spring (82) and a movable guard plate (9), the lower end of the movable pin plate (3) is fixedly provided with a distributing pin (31), the distributing pin (31) is fixedly provided with a pin hole (32) in the lower end of the distributing pin (32) of the distributing pin block (31), the distributing pin hole (32) is fixedly arranged in the pin hole (32), the driving hand plate (4) is inserted into the rectangular insertion hole (12), a first fixing pin hole (41) and a second fixing pin hole (42) are formed in the driving hand plate (4), when the first fixing pin hole (41) and the second fixing pin hole (42) are located at the outer side of the bottom inner cavity (11), the distance between the first fixing pin hole (41) and the rear end face of the air inlet device body (1) is smaller than the distance between the second fixing pin hole (42) and the rear end face of the air inlet device body (1), one end of the driving hand plate (4) is fixedly provided with a transverse end plate (43), the transverse end plate (43) is located in the bottom inner cavity (11), two sides of the transverse end plate (43) are symmetrically and fixedly provided with inclined lower pressing strips (44), the lower ends of the inclined lower pressing strips (44) are connected with horizontal limiting pressing plates (45), the horizontal limiting pressing plates (45) are inserted into the matched through holes (13), the two sides of the air inlet device body (1) are respectively arranged at two sides of the air inlet device body (5), one side, far away from the air inlet device body (5) is fixedly provided with a guard plate (50), one side (501) of the air inlet device (5) is fixedly connected with the guard plate (50), the utility model discloses a plug-in batten (51) is pegged graft in grafting side opening (14), install mounting groove (52) have been seted up on grafting batten (51), on linking backplate (5) have been seted up to mounting groove (52), and cylindrical through-hole (53) have been seted up to the inside one end of keeping away from air inlet unit body (1) rear end face of mounting groove (52), and set up one side that is close to vertical side backplate (50) of cylindrical through-hole (53) in mounting groove (52) and set up grafting through-hole (54), grafting through-hole (54) run through linking backplate (5), the one end that is close to air inlet unit body (1) rear end face on grafting batten (51) is fixed to be provided with support curb plate (55), second cooperation through-hole (56) have been seted up on support curb plate (55), install spacing lower briquetting (6) on support curb plate (55), the upper end of spacing lower briquetting (6) is fixedly provided with cooperation spliced pole (61), the upper end of cooperation spliced pole (61) is provided with spherical end block (62), and on cooperation spliced pole (61) first reset spring (63) are in two lower side (55) are in movable connection of connecting the curb plate (55), install the inside both sides at bottom inner chamber (11) respectively, and be close to the fixed linking cylinder pole (71) that is provided with in one end upside of air inlet unit body (1) rear end face on activity lath (7), link up cylinder pole (71) and peg graft in first cooperation through-hole (17), and link up cylinder pole (71)'s upper end and fixedly be provided with by press-fit plate (72), by press-fit plate (72) being in the upside of supporting baseplate (16), and by press-fit plate (72) being in the downside of spacing briquetting (6), and contact with spacing briquetting (6) down, activity lath (7) are in the downside of supporting baseplate (16), and the fixed a plurality of protruding frame (73) down that are provided with of lower extreme of activity lath (7), articulated on protruding frame (73) have drive connecting rod (74), the lower extreme of drive connecting rod (74) is articulated have movable frame body (75), fixedly on movable frame body (75) are provided with location spliced in jack (76), location spliced in jack (18) and location spliced on location jack (76).
2. A diesel engine air intake apparatus according to claim 1, characterized in that: the utility model discloses a protection plate, including drive piece (8), cylinder gag lever post (81) is fixed to be provided with on by drive piece (8), cylinder gag lever post (81) are pegged graft in cylinder through-hole (53), and cylinder gag lever post (81) are last to have cup jointed spacing spring (82), by the fixed side link long board (83) that is provided with in one side of drive piece (8), the fixed first board end that is provided with of side link long board (83) links frame (84), first board end links frame (84) and is in mounting groove (52), and the fixed connecting plate (85) that is provided with in lower extreme of first board end links frame (84), peg graft and connect board (85) in grafting through-hole (54), and peg graft and connect the other end fixed second board end that is provided with of board (85) and link up frame (86), the upper end hinge that is provided with first board end link up frame (84) and second board end link up frame (86) and be articulated drive hinge rod (87) respectively, the upper end hinge that drives hinge rod (87) has activity backplate (9), activity backplate (9) are connected with protrusion backplate (91) in articulated arm (91) are connected with activity backplate (91) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310959201.3A CN116696626B (en) | 2023-08-01 | 2023-08-01 | Air inlet device of diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310959201.3A CN116696626B (en) | 2023-08-01 | 2023-08-01 | Air inlet device of diesel engine |
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| Publication Number | Publication Date |
|---|---|
| CN116696626A CN116696626A (en) | 2023-09-05 |
| CN116696626B true CN116696626B (en) | 2023-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310959201.3A Active CN116696626B (en) | 2023-08-01 | 2023-08-01 | Air inlet device of diesel engine |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117927361B (en) * | 2024-03-21 | 2024-05-31 | 江苏普瑞亚动力科技有限公司 | Diesel engine with intercooling mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103847870A (en) * | 2012-12-01 | 2014-06-11 | 周玲 | Motorcycle protection plate |
| CN215907980U (en) * | 2021-07-19 | 2022-02-25 | 上海胜韦刻智能科技有限公司 | Engine intake manifold with protective structure |
| CN217374406U (en) * | 2022-06-17 | 2022-09-06 | 成都清翔芯嵌电子科技有限公司 | Steering engine protection installation device applied to intelligent trolley |
| CN116498433A (en) * | 2023-06-29 | 2023-07-28 | 江苏普瑞亚动力科技有限公司 | Exhaust water collection type hydrogen ammonia energy engine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5543772B2 (en) * | 2009-12-29 | 2014-07-09 | 川崎重工業株式会社 | Air intake duct and vehicle |
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2023
- 2023-08-01 CN CN202310959201.3A patent/CN116696626B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103847870A (en) * | 2012-12-01 | 2014-06-11 | 周玲 | Motorcycle protection plate |
| CN215907980U (en) * | 2021-07-19 | 2022-02-25 | 上海胜韦刻智能科技有限公司 | Engine intake manifold with protective structure |
| CN217374406U (en) * | 2022-06-17 | 2022-09-06 | 成都清翔芯嵌电子科技有限公司 | Steering engine protection installation device applied to intelligent trolley |
| CN116498433A (en) * | 2023-06-29 | 2023-07-28 | 江苏普瑞亚动力科技有限公司 | Exhaust water collection type hydrogen ammonia energy engine |
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| CN116696626A (en) | 2023-09-05 |
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