CN115199890B - Grate cooler overhauls hoisting device - Google Patents
Grate cooler overhauls hoisting device Download PDFInfo
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- CN115199890B CN115199890B CN202210838980.7A CN202210838980A CN115199890B CN 115199890 B CN115199890 B CN 115199890B CN 202210838980 A CN202210838980 A CN 202210838980A CN 115199890 B CN115199890 B CN 115199890B
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- 238000012423 maintenance Methods 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 239000004568 cement Substances 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- Engineering & Computer Science (AREA)
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Abstract
The utility model relates to a grate cooler overhauls hoisting device, belongs to the technical field of grate cooler overhauls equipment, and it includes the grate cooler body, and the bottom of grate cooler body is connected with the grate bed connecting piece, the supporting seat with be provided with the pneumatic cylinder between the grate bed connecting piece, the bottom of grate bed connecting piece is provided with round pin axle and connecting rod, the holding tank has been seted up to the bottom of grate bed connecting piece, in the holding tank was inserted to one end of connecting rod, the round pin axle with the grafting of grate bed connecting piece, and the round pin axle runs through the connecting rod, the connecting rod with the piston rod of pneumatic cylinder can dismantle and be connected; the cavity is formed in the supporting seat, the supporting block is arranged in the cavity, the motor is fixed at the bottom of the grate cooler body, the screw rod is fixed on the output shaft of the motor, the screw rod penetrates through the supporting block and is in threaded connection with the supporting block, a through hole is formed in one side, close to the hydraulic cylinder, of the supporting seat, the through hole is communicated with the cavity, and one end of the supporting seat extends out of the through hole and is connected with the hydraulic cylinder. The application has the effect of improving the overhaul efficiency of the grate cooler.
Description
Technical Field
The application relates to the technical field of grate cooler overhaul equipment, in particular to a grate cooler overhaul lifting device.
Background
The grate cooler is an important host machine equipment in a clinker firing system of a cement plant, has the main functions of cooling and conveying cement clinker, simultaneously provides hot air for a rotary kiln, a decomposing furnace and the like, and is a main equipment for heat recovery of the firing system.
The lower part of the grate cooler is provided with a hydraulic push rod, the top end of a telescopic rod of the hydraulic push rod is connected with the grate bed through a pin shaft so as to push the grate bed to move, and after the pin shaft is used for a long time, the pin shaft is worn greatly and needs to be replaced. The Chinese patent publication No. CN208282636U discloses a lifting device for overhauling a grate cooler, which comprises a grate cooler body, a lifting device and a hydraulic push rod, wherein the lifting device is connected between the grate cooler body and the hydraulic push rod, and the lifting device comprises a spanner.
When the pin shaft is replaced, a wrench needs to be manually rotated, so that the lifting device lifts the hydraulic push rod, and then the pin shaft is replaced. Through manual rotation spanner, the operation workman need rotate many circles with the spanner just can promote hydraulic push rod, and lifting efficiency is lower, and the time of cold machine overhauls of comb increases.
Disclosure of Invention
In order to improve the maintenance efficiency of the grate cooler, the application provides a grate cooler maintenance lifting device.
The application provides a grate cooler overhauls hoisting device adopts following technical scheme:
the utility model provides a cold machine overhauls hoisting device of comb, includes the cold machine body of comb, the bottom of cold machine body of comb is connected with the grate bed connecting piece, the below of cold machine body of comb is provided with the supporting seat, the supporting seat with be provided with the pneumatic cylinder between the grate bed connecting piece, the bottom of grate bed connecting piece is provided with round pin axle and connecting rod, the holding tank has been seted up to the bottom of grate bed connecting piece, the one end of connecting rod inserts in the holding tank, the round pin axle with the grafting of grate bed connecting piece, and the round pin axle runs through the connecting rod, the connecting rod with the piston rod of pneumatic cylinder can dismantle and be connected;
the utility model discloses a comb cold machine, including the supporting seat, the supporting seat is provided with the cavity in, be provided with the supporting shoe in the cavity, the bottom of comb cold machine body is fixed with the motor, be fixed with the lead screw on the output shaft of motor, the one end that the motor was kept away from to the lead screw is inserted in the cavity and with the diapire of cavity rotates to be connected, the lead screw runs through the supporting shoe and with supporting shoe threaded connection, the supporting seat is close to one side of pneumatic cylinder has been seted up the through-hole, the through-hole with the cavity intercommunication, the one end of supporting shoe stretches out the through-hole and with the pneumatic cylinder is connected.
Through adopting above-mentioned technical scheme, when changing the round pin axle, separate the piston rod and the connecting rod of pneumatic cylinder earlier, later start the motor, motor drive lead screw rotates, and the lead screw drives supporting shoe and pneumatic cylinder and upwards moves, then changes the round pin axle, and after the round pin axle was changed, the motor drove supporting shoe and pneumatic cylinder and moves downwards, when the supporting shoe moved initial position, with the piston rod and the connecting rod connection of pneumatic cylinder. The supporting block and the hydraulic cylinder are driven to move through the motor and the screw rod, and a wrench does not need to be manually rotated, so that the hydraulic cylinder is improved, manpower is saved, and the working efficiency is improved.
Optionally, the two opposite side walls of the cavity are provided with sliding grooves, the side wall of the cavity provided with the sliding grooves is perpendicular to the side wall of the cavity provided with the through hole, and the side wall of the supporting block is fixedly provided with a sliding block in sliding connection with the sliding grooves.
Through adopting above-mentioned technical scheme, when supporting shoe and pneumatic cylinder removed, the slider removes along with the supporting shoe, and the slider slides along the spout to stability when increasing the supporting shoe and removing.
Optionally, a clamping block is fixed in the chute, and the top of the clamping block is contacted with the bottom of the sliding block.
Through adopting above-mentioned technical scheme, the fixture block plays the effect of support to the slider, and when the motor drove the supporting shoe downwardly moving, when slider and fixture block butt, the motor stopped rotating, and the supporting shoe was in the home position this moment.
Optionally, a supporting plate is disposed in the cavity, the supporting plate is located below the supporting block and contacts with the bottom of the supporting block, the supporting plate is located at one side of the screw rod away from the hydraulic cylinder, a rotating shaft is disposed on the supporting plate, the rotating shaft penetrates through the supporting plate, two ends of the rotating shaft are respectively fixed with the side wall of the cavity, the rotating shaft is located at one side of the supporting plate away from the hydraulic cylinder, a first spring is disposed at one side of the supporting plate close to the screw rod, one end of the first spring is fixed below the supporting plate, and the other end of the first spring is fixed on the bottom wall of the cavity;
one side that the backup pad was kept away from the lead screw is fixed with the dead lever, the dead lever is fixed the upper surface of backup pad, the dead lever is kept away from one side of backup pad is connected with the inserted bar, the inserted bar includes first inserted bar and second inserted bar, first inserted bar with the dead lever is fixed, first inserted bar is kept away from the holding hole has been seted up to the one end of dead lever, be provided with the second spring in the holding hole, the one end of second inserted bar inserts in the holding hole, the second spring is fixed the second inserted bar with the holding hole is kept away from between the pore wall of second inserted bar, offer the jack that supplies the second inserted bar to peg graft on the supporting shoe, the second inserted bar is close to the one end of second spring is fixed with the stay cord, the other end of stay cord stretches out the cavity is located the outside of supporting seat.
By adopting the technical scheme, before lifting the supporting block and the hydraulic cylinder, the pull rope is pulled firstly, the second inserting rod compresses the spring to enable the second inserting rod to be separated from the jack, then the motor is started, the motor drives the supporting block and the hydraulic cylinder to move upwards to lift the supporting block and the hydraulic cylinder to a proper position, the first spring has an upward elastic force to one end of the supporting plate, which is close to the screw rod, so that the supporting block moves upwards more easily, and after the supporting block is separated from the supporting plate, one end of the supporting plate, which is close to the screw rod, is sprung up; when the supporting block and the hydraulic cylinder move downwards, the side wall, away from the hydraulic cylinder, of the supporting block is firstly contacted with the second inserted link, the second inserted link is extruded, and the second spring is compressed along with the downward movement of the supporting block. After the supporting block is contacted with the supporting plate, the first spring is compressed, the second inserting rod is overlapped with the axis of the jack after the supporting plate is horizontal, and the second inserting rod is inserted into the jack under the action of the second spring, so that the supporting block is fixed.
Optionally, one side of the first spring away from the lead screw is provided with the support column, the support column is fixed the diapire of cavity, the bottom of support column with the backup pad contact.
Through adopting above-mentioned technical scheme, when the supporting shoe descends gradually, the backup pad tends to the level gradually, and when the backup pad level, the top of support column and the bottom contact of backup pad, the support column plays the effect of support to the backup pad.
Optionally, the mounting groove has been seted up to the one end that the supporting shoe is close to the pneumatic cylinder, the one end that the pneumatic cylinder is close to the supporting shoe is fixed with the mounting panel, be provided with the locking bolt on the mounting panel, the mounting panel with the supporting shoe passes through locking bolt to be fixed.
Through adopting above-mentioned technical scheme, the mounting panel passes through locking bolt with the supporting shoe to be fixed, is convenient for install and dismantle the pneumatic cylinder, when installing the pneumatic cylinder, inserts the mounting panel in the mounting groove, is convenient for install the pneumatic cylinder.
Optionally, the supporting shoe is close to the one end of pneumatic cylinder is fixed with the slope and sets up the bracing piece, the bracing piece is located the below of pneumatic cylinder, the pneumatic cylinder is close to one side of bracing piece is fixed with the connecting block, the mounting hole has been seted up on the connecting block, the bracing piece is kept away from the one end and the mounting hole grafting of supporting shoe.
Through adopting above-mentioned technical scheme, the one end and the supporting shoe of bracing piece are fixed, and the other end of bracing piece inserts in the mounting hole, and the supporting rod plays the effect of supporting to the pneumatic cylinder, has increased the stability of pneumatic cylinder.
Optionally, the connecting rod is close to the one end of the piston rod of pneumatic cylinder is fixed with first connecting plate, be fixed with the second connecting plate on the piston rod of pneumatic cylinder, first connecting plate with the second connecting plate contact, the one end that first connecting plate is close to the second connecting plate is fixed with the threaded rod, the threaded rod runs through second connecting plate and threaded connection have lock nut.
Through adopting above-mentioned technical scheme, when changing the round pin axle, unscrewing lock nut earlier, later promote supporting shoe and pneumatic cylinder again, it is fixed with first connecting plate and second connecting plate through threaded rod and lock nut, be convenient for dismantle and fix first connecting plate and second connecting plate.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the motor and the screw rod drive the supporting block and the hydraulic cylinder to move without manually rotating the wrench, so that the hydraulic cylinder is improved, the manpower is saved, and the working efficiency is improved;
2. when the supporting block gradually descends, the supporting plate gradually tends to be horizontal, and when the supporting plate is horizontal, the top of the supporting column is contacted with the bottom of the supporting plate, and the supporting column plays a role in supporting the supporting plate;
3. the mounting plate is fixed with the supporting shoe through the locking bolt, is convenient for install and dismantle the pneumatic cylinder, when installing the pneumatic cylinder, inserts the mounting plate in the mounting groove, is convenient for install the pneumatic cylinder.
Drawings
Fig. 1 is a schematic diagram of the overall structure embodying the present application.
Fig. 2 is a front view embodying the present application.
Fig. 3 is a cross-sectional view embodying A-A of fig. 2.
Fig. 4 is a schematic view of a first web and a second web embodying the present application.
Fig. 5 is a schematic view of a first spring and support plate embodying the present application.
Fig. 6 is a schematic view of a plunger embodying the present application.
Fig. 7 is a schematic view showing the support block disengaged from the support plate in the present application.
Reference numerals illustrate: 1. a grate cooler body; 11. a grate bed connecting piece; 111. a pin shaft; 112. a receiving groove; 113. a connecting rod; 114. a first connection plate; 115. a threaded rod; 2. a support base; 21. a cavity; 211. a chute; 212. a clamping block; 22. a support block; 221. a slide block; 222. a support rod; 223. a jack; 23. a through hole; 24. a mounting groove; 3. a hydraulic cylinder; 31. a second connecting plate; 32. a lock nut; 33. a connecting block; 331. a mounting hole; 34. a mounting plate; 35. a locking bolt; 4. a lifting assembly; 41. a motor; 42. a screw rod; 5. a support plate; 51. a rotating shaft; 52. a first spring; 53. a support column; 54. a fixed rod; 6. a rod; 61. a first plunger; 611. a receiving hole; 612. a second spring; 62. a second plunger; 7. and (5) pulling the rope.
Detailed Description
The present application is described in further detail below in conjunction with fig. 1-7.
The embodiment of the application discloses a grate cooler overhauls hoisting device. Referring to fig. 1, the grate cooler overhaul lifting device comprises a grate cooler body 1, a grate bed connecting piece 11 is fixed at the bottom of the grate cooler body 1, a supporting seat 2 is arranged below the grate cooler body 1, and the supporting seat 2 is fixed on the ground. The hydraulic cylinder 3 is arranged on the supporting seat 2, the hydraulic cylinder 3 is positioned between the supporting seat 2 and the grate connecting piece 11, and the hydraulic cylinder 3 pushes the grate connecting piece 11 to move.
Referring to fig. 2, 3 and 4, a cavity 21 is formed in the support base 2, a support block 22 is arranged in the cavity 21, a through hole 23 is formed in one side, close to the grate connector 11, of the support base 2, the through hole 23 is communicated with the cavity 21, and one end of the support block 22 extends out of the through hole 23. A mounting plate 34 is fixed on one side of the hydraulic cylinder 3 close to the supporting block 22, and a mounting groove 24 is formed on one side of the supporting block 22 close to the hydraulic cylinder 3. The mounting plate 34 is in a plug-fit with the mounting slot 24. The mounting plate 34 is provided with a locking bolt 35, and the mounting plate 34 and the support block 22 are fixed by the locking bolt 35.
Referring to fig. 1, 2 and 4, a pin 111 is inserted into the bottom of the grate connector 11, a receiving groove 112 is formed in the bottom of the grate connector 11, a connecting rod 113 is arranged in the receiving groove 112, and the pin 111 penetrates through the connecting rod 113. The connecting rod 113 is fixed with first connecting plate 114 near the one end of pneumatic cylinder 3, is fixed with second connecting plate 31 on the piston rod of pneumatic cylinder 3, and first connecting plate 114 and second connecting plate 31 contact and can dismantle the connection. The axis of the connecting rod 113 coincides with the axis of the piston rod of the hydraulic cylinder 3.
A plurality of threaded rods 115 are fixed on one side of the first connecting plate 114, which is close to the second connecting plate 31, and the threaded rods 115 penetrate through the second connecting plate 31 and are in threaded connection with locking nuts 32. The lock nut 32 and the threaded rod 115 fix the first connection plate 114 and the second connection plate 31.
A lifting assembly 4 is arranged between the supporting seat 2 and the grate cooler body 1, and the lifting assembly 4 can lift the supporting block 22. The lifting assembly 4 comprises a motor 41 and a screw rod 42, wherein the motor 41 is fixed at the bottom of the grate cooler body 1, and the motor 41 is positioned at one side far away from the grate connector 11. The screw rod 42 is vertically arranged, and an output shaft of the motor 41 is fixed with the screw rod 42. The screw rod 42 penetrates the support block 22 and is screwed with the support block 22.
Referring to fig. 3, 4 and 5, an end of the screw 42 remote from the motor 41 is rotatably connected to the bottom wall of the cavity 21. Two opposite side walls of the cavity 21 are provided with sliding grooves 211, and the sliding grooves 211 are arranged in the vertical direction. The side wall of the cavity 21 provided with the sliding groove 211 is perpendicular to the side wall of the sliding groove 211 provided with the through hole 23, a sliding block 221 is fixed on the side wall of the supporting block 22, and the sliding block 221 is in sliding connection with the sliding groove 211. When the motor 41 drives the support block 22 to move, the sliding block 221 slides along the sliding groove 211.
The slide groove 211 is provided with a clamping block 212, the clamping block 212 is fixed with the groove wall of the slide groove 211, when the hydraulic cylinder 3 is in a working state, the bottom of the sliding block 221 is contacted with the clamping block 212, and the clamping block 212 plays a supporting role on the sliding block 221, so that the supporting block 22 is supported.
When the pin shaft 111 is replaced, the lock nut 32 is firstly unscrewed, the hydraulic cylinder 3 is contracted, the motor 41 drives the screw rod 42 to rotate, the screw rod 42 rotates to drive the supporting block 22 to move upwards, the supporting block 22 drives the hydraulic cylinder 3 to move upwards, and then the worker replaces the pin shaft 111. After the replacement is completed, the motor 41 drives the support block 22 and the hydraulic cylinder 3 to move downwards, when the support block 22 returns to the original position, the motor 41 stops rotating, at this time, the axis of the piston rod of the hydraulic cylinder 3 coincides with the axis of the connecting rod 113, and then the first connecting plate 114 and the second connecting plate 31 are fixed.
One side of the supporting block 22, which is close to the hydraulic cylinder 3, is fixed with a supporting rod 222, the supporting rod 222 is obliquely arranged, one end of the supporting rod 222, which is close to the supporting block 22, is lower, and one end of the supporting rod 222, which is far away from the supporting block 22, is higher. The supporting rod 222 is located below the hydraulic cylinder 3, a connecting block 33 is fixed on one side, away from the grate cooler body 1, of the hydraulic cylinder 3, a mounting hole 331 is formed in the connecting block 33, and one end, away from the supporting block 22, of the supporting rod 222 is spliced with the mounting hole 331. The support rod 222 supports the hydraulic cylinder 3, increasing the stability of the hydraulic cylinder 3.
Referring to fig. 5 and 6, a support plate 5 is connected to a sidewall of the cavity 21, the support plate 5 is positioned below the support block 22, the bottom of the support block 22 is in contact with the support plate 5, and the support plate 5 plays a role in supporting the support block 22. The support plate 5 is provided with a rotating shaft 51, the rotating shaft 51 is arranged in the horizontal direction, the rotating shaft 51 penetrates through the support plate 5, the support plate 5 is rotationally connected with the rotating shaft 51, and two ends of the rotating shaft 51 are respectively fixed with side walls on two sides of the cavity 21.
A first spring 52 is provided below the support plate 5, one end of the first spring 52 is fixed to the support plate 5, and the other end of the first spring 52 is fixed to the bottom wall of the cavity 21. One end of the support plate 5 far away from the first spring 52 is fixed with a fixing rod 54, the fixing rod 54 is located above the support plate 5, the fixing rod 54 is perpendicular to the support plate 5, and one end of the fixing rod 54 far away from the support plate 5 is provided with an inserting rod 6.
The plunger 6 includes a first plunger 61 and a second plunger 62, and both the first plunger 61 and the second plunger 62 are circular bars. The first inserting rod 61 is fixed with the fixed rod 54, the first inserting rod 61 is arranged perpendicular to the fixed rod 54, the accommodating hole 611 is formed in one end, far away from the fixed rod 54, of the first inserting rod 61, one end of the second inserting rod 62 is inserted into the accommodating hole 611, the second spring 612 is arranged in the accommodating hole 611, one end of the second spring 612 is fixed with the second inserting rod 62, and the other end of the second spring 612 is fixed with the hole wall, far away from the second inserting rod 62, of the accommodating hole 611. The side of the support block 22 away from the hydraulic cylinder 3 is provided with an insertion hole 223, and the second inserting rod 62 is inserted into the insertion hole 223. The second plunger 62 is inserted into the insertion hole 223 by the elastic force of the second spring 612.
The end of the second inserted link 62, which is close to the first inserted link 61, is fixed with a pull rope 7, the pull rope 7 passes through the first inserted link 61 and the side wall of the cavity 21, and the end of the pull rope 7, which is far away from the first inserted link 61, is located at the outer side of the supporting seat 2.
Referring to fig. 5, 6 and 7, when lifting the support block 22 and the hydraulic cylinder 3, the pull rope 7 is pulled first to enable the second inserting rod 62 to compress the second spring 612, the second inserting rod 62 is separated from the insertion hole 223, then the motor 41 is started, the motor 41 drives the screw rod 42 to rotate, the screw rod 42 drives the support block 22 and the hydraulic cylinder 3 to move upwards, and along with upward movement of the support block 22, one side of the support plate 5 is sprung up under the action of the first spring 52.
When the pin shaft 111 is replaced, in the process that the supporting block 22 moves downwards, the side wall of the supporting block 22 away from the hydraulic cylinder 3 is abutted against the second inserting rod 62, the second inserting rod 62 compresses the second spring 612, when the supporting block 22 moves downwards, the supporting plate 5 presses the first spring 52 along with the contact of the supporting block 22 with the supporting plate 5, when the supporting plate 5 continues to descend along with the supporting block 22, and when the supporting plate 5 rotates to be horizontal, the axis of the second inserting rod 62 is aligned with the axis of the second inserting hole 223, and at the moment, the second inserting rod 62 is inserted into the second inserting hole 223 under the action of the second spring 612, so that the supporting block 22 is fixed, and the supporting block 22 is limited.
The side of the first spring 52, which is close to the rotating shaft 51, is provided with a support column 53, the support column 53 is located below the support plate 5, and the support column 53 is fixed on the bottom wall of the cavity 21. When the support plate 5 is in the horizontal position, the top of the support column 53 contacts the bottom of the support plate 5, and the support column 53 plays a supporting role on the support plate 5.
The implementation principle of the grate cooler overhaul lifting device is as follows: when the pin 111 is replaced, the lock nut 32 is firstly unscrewed, the piston rod of the hydraulic cylinder 3 is contracted, the second connecting plate 31 is separated from the first connecting plate 114, and then the pull rope 7 is pulled, so that the second inserting rod 62 is separated from the inserting hole 223.
Then, the motor 41 drives the supporting block 22 and the hydraulic cylinder 3 to ascend, the hydraulic cylinder 3 is lifted to a proper position, the pin shaft 111 is replaced, the motor 41 drives the hydraulic cylinder 3 to move downwards after the replacement is completed, when the supporting block 22 descends to the original position, the supporting plate 5 returns to the horizontal position, and the second inserting rod 62 is inserted into the second inserting hole 223, so that the supporting block 22 is fixed. The motor 41 and the screw rod 42 drive the supporting block 22 and the hydraulic cylinder 3 to move, so that the hydraulic cylinder 3 can be moved without manual work, labor is saved, and working efficiency is improved.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (7)
1. The utility model provides a cold quick-witted maintenance hoisting device of comb which characterized in that: the novel grate cooler comprises a grate cooler body (1), wherein a grate bed connecting piece (11) is connected to the bottom of the grate cooler body (1), a supporting seat (2) is arranged below the grate cooler body (1), a hydraulic cylinder (3) is arranged between the supporting seat (2) and the grate bed connecting piece (11), a pin shaft (111) and a connecting rod (113) are arranged at the bottom of the grate bed connecting piece (11), a containing groove (112) is formed in the bottom of the grate bed connecting piece (11), one end of the connecting rod (113) is inserted into the containing groove (112), the pin shaft (111) is connected with the grate bed connecting piece (11) in an inserting mode, the pin shaft (111) penetrates through the connecting rod (113), and the connecting rod (113) is detachably connected with a piston rod of the hydraulic cylinder (3).
A cavity (21) is formed in the supporting seat (2), a supporting block (22) is arranged in the cavity (21), a motor (41) is fixed at the bottom of the grate cooler body (1), a screw rod (42) is fixed on an output shaft of the motor (41), one end, far away from the motor (41), of the screw rod (42) is inserted into the cavity (21) and is rotationally connected with the bottom wall of the cavity (21), the screw rod (42) penetrates through the supporting block (22) and is in threaded connection with the supporting block (22), a through hole (23) is formed in one side, close to the hydraulic cylinder (3), of the supporting seat (2), the through hole (23) is communicated with the cavity (21), and one end of the supporting block (22) extends out of the through hole (23) and is connected with the hydraulic cylinder (3).
The hydraulic cylinder is characterized in that a supporting plate (5) is arranged in the cavity (21), the supporting plate (5) is arranged below the supporting block (22) and is in contact with the bottom of the supporting block (22), the supporting plate (5) is arranged on one side, far away from the hydraulic cylinder (3), of the screw rod (42), a rotating shaft (51) is arranged on the supporting plate (5), the rotating shaft (51) penetrates through the supporting plate (5), two ends of the rotating shaft (51) are respectively fixed with the side wall of the cavity (21), the rotating shaft (51) is arranged on one side, far away from the hydraulic cylinder (3), of the supporting plate (5), a first spring (52) is arranged on one side, close to the screw rod (42), of the supporting plate (5), one end of the first spring (52) is fixed below the supporting plate (5), and the other end of the first spring (52) is fixed on the bottom wall of the cavity (21).
One side that backup pad (5) kept away from lead screw (42) is fixed with dead lever (54), dead lever (54) are fixed in the upper surface of backup pad (5), dead lever (54) are kept away from one side of backup pad (5) is connected with inserted bar (6), inserted bar (6) include first inserted bar (61) and second inserted bar (62), first inserted bar (61) with dead lever (54) are fixed, holding hole (611) have been seted up to one end that dead lever (54) was kept away from to first inserted bar (61), be provided with second spring (612) in holding hole (611), one end of second inserted bar (62) inserts holding hole (611), second spring (612) are fixed second inserted bar (62) with holding hole (611) keep away from between the pore wall of second inserted bar (62), offer jack (223) that supply second inserted bar (62) on supporting block (22), second spring (62) are close to second inserted bar (612) are in holding hole (611) one end that is located outside of stay cord (21) is stretched out of fixed seat (7).
2. The grate cooler overhaul lifting device according to claim 1, wherein: the two opposite side walls of the cavity (21) are provided with sliding grooves (211), the side wall of the cavity (21) provided with the sliding grooves (211) is perpendicular to the side wall of the cavity (21) provided with the through hole (23), and the side wall of the supporting block (22) is fixedly provided with a sliding block (221) which is in sliding connection with the sliding grooves (211).
3. The grate cooler overhaul lifting device according to claim 2, wherein: a clamping block (212) is fixed in the sliding groove (211), and the top of the clamping block (212) is in contact with the bottom of the sliding block (221).
4. The grate cooler overhaul lifting device according to claim 1, wherein: one side of the first spring (52) far away from the screw rod (42) is provided with a support column (53), the support column (53) is fixed on the bottom wall of the cavity (21), and the bottom of the support column (53) is in contact with the support plate (5).
5. The grate cooler overhaul lifting device according to claim 1, wherein: the hydraulic cylinder is characterized in that a mounting groove (24) is formed in one end, close to the hydraulic cylinder (3), of the supporting block (22), a mounting plate (34) is fixed to one end, close to the supporting block (22), of the hydraulic cylinder (3), a locking bolt (35) is arranged on the mounting plate (34), and the mounting plate (34) is fixed to the supporting block (22) through the locking bolt (35).
6. The grate cooler maintenance lifting device of claim 5, wherein: the support block (22) is close to one end of pneumatic cylinder (3) is fixed with slope setting bracing piece (222), bracing piece (222) are located the below of pneumatic cylinder (3), one side that pneumatic cylinder (3) are close to bracing piece (222) is fixed with connecting block (33), mounting hole (331) have been seted up on connecting block (33), bracing piece (222) are kept away from one end and mounting hole (331) grafting of support block (22).
7. The grate cooler overhaul lifting device according to claim 1, wherein: the connecting rod (113) is close to one end of the piston rod of the hydraulic cylinder (3) is fixed with a first connecting plate (114), a second connecting plate (31) is fixed on the piston rod of the hydraulic cylinder (3), the first connecting plate (114) is in contact with the second connecting plate (31), one end of the first connecting plate (114) close to the second connecting plate (31) is fixed with a threaded rod (115), and the threaded rod (115) penetrates through the second connecting plate (31) and is in threaded connection with a locking nut (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210838980.7A CN115199890B (en) | 2022-07-18 | 2022-07-18 | Grate cooler overhauls hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN109084239B (en) * | 2018-09-26 | 2020-11-20 | 山东亚泰新材料科技有限公司 | Solar street lamp convenient to overhaul and overhauling method thereof |
| CN210567102U (en) * | 2019-07-09 | 2020-05-19 | 太原黑龙安防技术工程有限公司 | A camera mounting bracket for intelligent monitoring |
| CN210820749U (en) * | 2019-09-05 | 2020-06-23 | 青岛成凯塑胶包装制品有限公司 | Clamp for injection molding machine |
| CN110974287A (en) * | 2019-12-25 | 2020-04-10 | 合肥登特菲医疗设备有限公司 | Image splicing implementation structure for dental CBCT |
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| CN112032497A (en) * | 2020-09-17 | 2020-12-04 | 代国启 | Monitoring rod convenient to installation and maintenance supervisory equipment |
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| US3991965A (en) * | 1976-01-27 | 1976-11-16 | Gf Business Equipment, Inc. | Chair height adjusting mechanism |
| CN108953951A (en) * | 2018-08-16 | 2018-12-07 | 苏州仁尔必思电子科技有限公司 | A kind of adjustable electron projector suspension apparatus |
| CN210319171U (en) * | 2019-07-30 | 2020-04-14 | 郑州天拓科技有限公司 | Camera convenient to adjust |
| CN110748775A (en) * | 2019-10-21 | 2020-02-04 | 扬州鑫三维精密机械有限公司 | Rotary encoder fixing device |
| CN213236658U (en) * | 2020-07-22 | 2021-05-18 | 酷景传媒(上海)有限公司 | A high-efficient elevating gear for machine of making a video recording lifts |
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| CN115199890A (en) | 2022-10-18 |
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