CN112875535A - Rail type tower crane and hoisting method thereof - Google Patents
Rail type tower crane and hoisting method thereof Download PDFInfo
- Publication number
- CN112875535A CN112875535A CN202110083923.8A CN202110083923A CN112875535A CN 112875535 A CN112875535 A CN 112875535A CN 202110083923 A CN202110083923 A CN 202110083923A CN 112875535 A CN112875535 A CN 112875535A
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- fixedly connected
- tower crane
- oil
- pulley
- chain wheel
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000010687 lubricating oil Substances 0.000 claims abstract description 22
- 230000008569 process Effects 0.000 claims abstract description 7
- 239000003921 oil Substances 0.000 claims description 29
- 239000003129 oil well Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 239000000725 suspension Substances 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 4
- 238000005461 lubrication Methods 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 abstract description 2
- 230000001680 brushing effect Effects 0.000 abstract 1
- 230000009471 action Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/26—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
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- B08B1/12—
-
- B08B1/20—
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/78—Supports, e.g. outriggers, for mobile cranes
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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
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/02—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with gravity feed or drip lubrication
Abstract
The invention discloses a rail type tower crane which comprises a tower body, a bottom plate and a slide rail, wherein both sides of the bottom plate are fixedly connected with mounting seats, the bottom of each mounting seat is fixedly connected with a U-shaped plate, a fixed rod is rotatably connected between opposite sides of the two U-shaped plates, both sides of the surface of the fixed rod are fixedly connected with pulleys, the bottom of the bottom plate is fixedly connected with a protection box, the bottom of the inner wall of the protection box is fixedly connected with a motor, and the output end of the motor is fixedly connected with a first chain wheel. According to the rail-mounted tower crane and the hoisting method thereof, a proper amount of lubricating oil can be regularly used for coating the surface of the pulley, the sliding property between the pulley and the sliding rail is increased, midway blockage is avoided, the stability of the movement of a lifted object can be improved, the overall stability is increased, and in the process of brushing, the lubricating oil can be uniformly contacted with the surface of the pulley, so that the uniformity of the degree of lubrication is realized.
Description
Technical Field
The invention relates to the technical field of tower cranes, in particular to a rail type tower crane and a hoisting method thereof.
Background
The tower crane is the most commonly used lifting equipment on the building site, also named as tower crane, and is used for lifting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction by using a section-by-section extension (height) (referred to as a standard section for short) on a construction site, the tower crane is an essential equipment on the construction site, the tip of the tower crane has the functions of bearing the upper load transmitted by a boom pulling rope and a balance arm pulling rope and directly transmitting the upper load to a tower body structure through a rotary tower frame, a rotary table, a bearing seat and other structural components through the rotary table, the top of the self-elevating tower is provided with a truncated cone column type, a forward-inclined truncated cone column type or a backward-inclined truncated cone column type, a herringbone frame type and an inclined support frame type, all upper rotary tower cranes are required to be provided with balance weights, the functions of supporting the balance weights are used for forming balance moments which are opposite to the action direction required by design, besides the balance weights, a lifting mechanism is, the balance weight type tower crane has the advantages that a part of balance weight effect can be exerted, the distance between the rope reel and the tower tip guide wheel is increased, the steel wire rope is conveniently wound, the rope disorder phenomenon is avoided, the using amount of the balance weight is in inverse proportion to the length of the balance arm, the length of the balance arm is in proportion to the length of the cargo boom, the balance weight is considerable, the light tower crane generally needs at least 3-4 t, and the heavy tower crane needs nearly 30 t.
Present rail mounted tower crane, it makes it remove on the track through drive structure in the use to realize the use of different positions, but after the live time is of a specified duration, the pulley blocks on the slide rail easily, can not realize the slip in the same direction as smooth, can make the article that is hoisted receive to block violently rocking after stopping easily, has the danger that drops, causes the unnecessary loss, and workman's personal safety can not be ensured.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a rail type tower crane and a hoisting method thereof, and solves the problems that after the use time is long, a pulley is easy to clamp on a sliding rail, smooth sliding cannot be realized, a hoisted object is easy to shake violently after being clamped, the object can fall, unnecessary loss is caused, and the personal safety of workers cannot be guaranteed.
In order to achieve the purpose, the invention is realized by the following technical scheme: a rail type tower crane comprises a tower body, a bottom plate and a slide rail, wherein both sides of the bottom plate are fixedly connected with mounting seats, and the bottom of the mounting seat is fixedly connected with U-shaped plates, a fixed rod is rotatably connected between the opposite sides of the two U-shaped plates, the two sides of the surface of the fixed rod are fixedly connected with pulleys, the bottom of the bottom plate is fixedly connected with a protection box, the bottom of the inner wall of the protection box is fixedly connected with a motor, the output end of the motor is fixedly connected with a first chain wheel, and the middle part of the surface of the fixed rod is fixedly connected with a second chain wheel, the surfaces of the first chain wheel and the second chain wheel are in transmission connection through a chain, and both sides of the top of the bottom plate are fixedly connected with a box body, the bottom inside the box body is fixedly connected with an oil well pump, and one end of the oil outlet of the oil well pump is communicated with a curved pipe, and one end of the curved pipe penetrates through the box body and the U-shaped plate and extends to the inside of the U-shaped plate.
Preferably, the bottom of the surface of the pulley is slidably connected with the top of the sliding rail, and the bottom of the sliding rail is provided with a mounting nail.
Preferably, the top fixedly connected with shell of U template inner wall to the bottom swing joint of shell has the movable rod, the bottom fixedly connected with brush of movable rod.
Preferably, one end of the movable rod extending into the shell is fixedly connected with a stop block, and a spring is fixedly connected between the top of the stop block and the top of the inner wall of the shell.
Preferably, an oil inlet of the oil well pump is communicated with an oil inlet pipe, the top of the box body is communicated with an oil injection pipe, and the top end of the oil injection pipe is in threaded connection with a sealing cover.
Preferably, both sides of the bottom of the tower body are fixedly connected with supporting seats, and the bottoms of the supporting seats are fixedly connected with the top of the bottom plate.
Preferably, the two sides of the top of the bottom plate are fixedly connected with connecting pieces, the top of each connecting piece is movably connected with a supporting plate, the surface of the tower body is fixedly connected with a return plate, and the top of each supporting plate is fixedly connected with the bottom of the return plate.
Preferably, one side of the top of the tower body is fixedly connected with a balance arm, and the other side of the top of the tower body is fixedly connected with a suspension arm.
Preferably, the bottom of the suspension arm is connected with a hoisting mechanism in a sliding manner, the bottom of the hoisting mechanism is provided with a lifting rope, and the bottom of the lifting rope is fixedly connected with a lifting hook.
The invention also discloses a hoisting method of the rail type tower crane, which specifically comprises the following steps: s1, pouring lubricating oil into the box body through the oil injection pipe in advance, then covering the sealing cover, and placing sundries into the box body;
s2, when an object needs to be hung, starting an oil pump through an external switch, pumping lubricating oil in the box body through an oil inlet pipe by the oil pump, discharging the lubricating oil into the U-shaped plate through the bent pipe, and dripping the lubricating oil on the surface of the pulley through the U-shaped plate;
s3, starting a motor through an external switch, wherein the motor drives a first chain wheel to rotate, and drives a second chain wheel to transmit through the transmission of a chain, the rotation of the second chain wheel drives a fixed rod to rotate, and the fixed rod drives a pulley to slide on a slide rail;
s4, in the process of rotation of the pulley, the brush can evenly smear the lubricating oil dropped on the surface of the pulley, the spring plays a role in buffering, and the lifting rope and the lifting hook are used for lifting objects.
Advantageous effects
The invention provides a rail type tower crane and a hoisting method thereof. Compared with the prior art, the method has the following beneficial effects: the rail type tower crane and the hoisting method thereof are characterized in that both sides of the bottom of a bottom plate are fixedly connected with a mounting seat, the bottom of the mounting seat is fixedly connected with a U-shaped plate, a fixed rod is rotatably connected between opposite sides of the two U-shaped plates, both sides of the surface of the fixed rod are fixedly connected with pulleys, the bottom of the bottom plate is fixedly connected with a protection box, the bottom of the inner wall of the protection box is fixedly connected with a motor, the output end of the motor is fixedly connected with a first chain wheel, the middle part of the surface of the fixed rod is fixedly connected with a second chain wheel, the surfaces of the first chain wheel and the second chain wheel are connected through chain transmission, both sides of the top of the bottom plate are fixedly connected with a box body, the bottom inside the box body is fixedly connected with an oil well pump, one end of an oil outlet of the oil well pump is communicated with a, and the bottom swing joint of shell has the movable rod, and the bottom fixedly connected with brush of movable rod can regularly use appropriate amount lubricating oil to paint the surface of pulley, increases the slidability between pulley and the slide rail, avoids midway card pause, can improve the stability that the article that carries removed, increases holistic stability, in the brush for lubricating oil can be even with the surface contact of pulley, realizes the homogeneity of degree of lubrication.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the chain of the present invention;
FIG. 3 is a side view of the floor structure of the present invention;
FIG. 4 is a side view of the pulley structure of the present invention;
FIG. 5 is a cross-sectional view of the housing structure of the present invention;
fig. 6 is a sectional view of the case structure of the present invention.
In the figure: 1. a tower body; 2. a base plate; 3. a slide rail; 4. a mounting seat; 5. a U-shaped plate; 6. fixing the rod; 7. a pulley; 8. a protection box; 9. a motor; 10. a first sprocket; 11. a second sprocket; 12. a chain; 13. a box body; 14. an oil well pump; 15. a curved pipe; 16. installing a nail; 17. a housing; 18. a movable rod; 19. a brush; 20. a stopper; 21. a spring; 22. an oil inlet pipe; 23. an oil filling pipe; 24. a sealing cover; 25. a supporting seat; 26. a connecting member; 27. a support plate; 28. a return plate; 29. a balance arm; 30. a suspension arm; 31. a hoisting mechanism; 32. a lifting rope; 33. and (4) a lifting hook.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-6, the present invention provides a technical solution: a rail type tower crane comprises a tower body 1, a bottom plate 2 and a slide rail 3, wherein both sides of the bottom plate 2 are fixedly connected with installation seats 4, the bottom of each installation seat 4 is fixedly connected with a U-shaped plate 5, a fixed rod 6 is rotatably connected between opposite sides of the two U-shaped plates 5, both sides of the surface of the fixed rod 6 are fixedly connected with pulleys 7, the bottom of the bottom plate 2 is fixedly connected with a protection box 8, the bottom of the inner wall of the protection box 8 is fixedly connected with a motor 9, the motor 9 is a servo motor, the output end of the motor 9 is fixedly connected with a first chain wheel 10, the middle part of the surface of the fixed rod 6 is fixedly connected with a second chain wheel 11, the surfaces of the first chain wheel 10 and the second chain wheel 11 are in transmission connection through a chain 12, both sides of the top of the bottom plate 2 are fixedly connected with a box body 13, the bottom inside, one end of the curved pipe 15 penetrates through the box body 13 and the U-shaped plate 5 and extends to the inside of the U-shaped plate 5.
Preferably, the bottom of the surface of the pulley 7 is slidably connected with the top of the sliding rail 3, and the bottom of the sliding rail 3 is provided with a mounting nail 16.
Preferably, the top of the inner wall of the U-shaped plate 5 is fixedly connected with a shell 17, the bottom of the shell 17 is movably connected with a movable rod 18, the bottom end of the movable rod 18 is fixedly connected with a brush 19, and the brush 19 is used for uniformly coating lubricating oil.
Preferably, a stopper 20 is fixedly connected to one end of the movable rod 18 extending into the housing 17, a spring 21 is fixedly connected between the top of the stopper 20 and the top of the inner wall of the housing 17, and the spring 21 plays a role in buffering, so that the movable rod 18 is prevented from being broken in the rotation process of the pulley 7.
Example two
As a further improvement of the previous embodiment, referring to fig. 1-6, the present invention provides a technical solution: a rail type tower crane comprises a tower body 1, a bottom plate 2 and a slide rail 3, wherein both sides of the bottom plate 2 are fixedly connected with installation seats 4, the bottom of each installation seat 4 is fixedly connected with a U-shaped plate 5, a fixed rod 6 is rotatably connected between opposite sides of the two U-shaped plates 5, both sides of the surface of the fixed rod 6 are fixedly connected with pulleys 7, the bottom of the bottom plate 2 is fixedly connected with a protection box 8, the bottom of the inner wall of the protection box 8 is fixedly connected with a motor 9, the output end of the motor 9 is fixedly connected with a first chain wheel 10, the middle part of the surface of the fixed rod 6 is fixedly connected with a second chain wheel 11, the surfaces of the first chain wheel 10 and the second chain wheel 11 are in transmission connection through a chain 12, both sides of the top of the bottom plate 2 are fixedly connected with a box body 13, the bottom inside the box, one end of the curved pipe 15 penetrates through the box body 13 and the U-shaped plate 5 and extends to the inside of the U-shaped plate 5.
Preferably, the bottom of the surface of the pulley 7 is slidably connected with the top of the sliding rail 3, and the bottom of the sliding rail 3 is provided with a mounting nail 16.
Preferably, the top of the inner wall of the U-shaped plate 5 is fixedly connected with a housing 17, the bottom of the housing 17 is movably connected with a movable rod 18, and the bottom end of the movable rod 18 is fixedly connected with a brush 19.
Preferably, a stopper 20 is fixedly connected to one end of the movable rod 18 extending into the housing 17, and a spring 21 is fixedly connected between the top of the stopper 20 and the top of the inner wall of the housing 17.
Preferably, an oil inlet of the oil well pump 14 is communicated with an oil inlet pipe 22, the top of the box body 13 is communicated with an oil filling pipe 23, the top end of the oil filling pipe 23 is in threaded connection with a sealing cover 24, and the sealing cover 24 is used for preventing sundries from entering the interior of the box body 13.
Preferably, the supporting seat 25 is fixedly connected to both sides of the bottom of the tower body 1, and the bottom of the supporting seat 25 is fixedly connected to the top of the bottom plate 2.
Preferably, the connecting member 26 is fixedly connected to both sides of the top of the bottom plate 2, the supporting plate 27 is movably connected to the top of the connecting member 26, the return plate 28 is fixedly connected to the surface of the tower body 1, and the top of the supporting plate 27 is fixedly connected to the bottom of the return plate 28.
Preferably, a balance arm 29 is fixedly connected to one side of the top of the tower body 1, and a boom 30 is fixedly connected to the other side of the top of the tower body 1.
Preferably, the bottom of the boom 30 is slidably connected with a hoisting mechanism 31, the bottom of the hoisting mechanism 31 is provided with a hoisting rope 32, and the bottom of the hoisting rope 32 is fixedly connected with a hook 33.
The advantages of the second embodiment over the first embodiment are: can paint the surface of pulley regularly using appropriate amount lubricating oil, increase the slidability between pulley and the slide rail, avoid midway card pause, can improve the stability that the article that carries removed, increase holistic stability, in the brush for lubricating oil can be even with the surface contact of pulley, realize the homogeneity of degree of lubrication.
The hoisting method of the rail type tower crane specifically comprises the following steps:
s1, pouring lubricating oil into the box body 13 through the oil filling pipe 23 in advance, then covering the sealing cover 24, and placing sundries into the box body 13;
s2, when an object needs to be hung, the oil pump 14 is started through an external switch, the oil pump 14 pumps lubricating oil in the box body 13 through the oil inlet pipe 22, then the lubricating oil is discharged into the U-shaped plate 5 through the bent pipe 15, and the lubricating oil is dripped on the surface of the pulley 7 through the U-shaped plate 5;
s3, starting the motor 9 through an external switch, wherein the motor 9 drives the first chain wheel 10 to rotate, the second chain wheel 11 is driven to transmit through the transmission of the chain 12, the fixed rod 6 is driven to rotate by the rotation of the second chain wheel 11, and the pulley 7 is driven by the fixed rod 6 to slide on the sliding rail 3;
s4, in the process of the rotation of the pulley 7, the brush 19 can evenly coat the lubricating oil dropped on the surface of the pulley 7, the spring 21 plays a role of buffering, and the lifting rope 32 and the lifting hook 33 are used for lifting objects.
And those not described in detail in this specification are well within the skill of those in the art.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a rail mounted tower crane, includes body of the tower (1), bottom plate (2) and slide rail (3), its characterized in that: the oil well pump is characterized in that both sides of the bottom plate (2) are fixedly connected with mounting seats (4), the bottom of each mounting seat (4) is fixedly connected with a U-shaped plate (5), a fixing rod (6) is rotatably connected between the two opposite sides of each U-shaped plate (5), pulleys (7) are fixedly connected to both sides of the surface of each fixing rod (6), the bottom of the bottom plate (2) is fixedly connected with a protection box (8), the bottom of the inner wall of each protection box (8) is fixedly connected with a motor (9), the output end of each motor (9) is fixedly connected with a first chain wheel (10), the middle of the surface of each fixing rod (6) is fixedly connected with a second chain wheel (11), the surfaces of the first chain wheel (10) and the second chain wheel (11) are in transmission connection through a chain (12), both sides of the top of the bottom plate (2) are fixedly connected with a box body (13), and, and one end of an oil outlet of the oil well pump (14) is communicated with a curved pipe (15), and one end of the curved pipe (15) penetrates through the box body (13) and the U-shaped plate (5) and extends to the inside of the U-shaped plate (5).
2. The orbital tower crane according to claim 1, wherein: the bottom of the surface of the pulley (7) is in sliding connection with the top of the sliding rail (3), and the bottom of the sliding rail (3) is provided with a mounting nail (16).
3. The orbital tower crane according to claim 1, wherein: the top fixedly connected with shell (17) of U template (5) inner wall to the bottom swing joint of shell (17) has movable rod (18), the bottom fixedly connected with brush (19) of movable rod (18).
4. The orbital tower crane according to claim 3, wherein: the movable rod (18) extends to one end inside the shell (17) and is fixedly connected with a stop block (20), and a spring (21) is fixedly connected between the top of the stop block (20) and the top of the inner wall of the shell (17).
5. The orbital tower crane according to claim 1, wherein: an oil inlet of the oil well pump (14) is communicated with an oil inlet pipe (22), the top of the box body (13) is communicated with an oil filling pipe (23), and the top end of the oil filling pipe (23) is in threaded connection with a sealing cover (24).
6. The orbital tower crane according to claim 1, wherein: the supporting seat (25) is fixedly connected to the two sides of the bottom of the tower body (1), and the bottom of the supporting seat (25) is fixedly connected with the top of the bottom plate (2).
7. The orbital tower crane according to claim 1, wherein: the equal fixedly connected with connecting piece (26) in both sides at bottom plate (2) top to the top swing joint of connecting piece (26) has backup pad (27), the fixed surface of body of the tower (1) is connected with returns shape board (28), and the top of backup pad (27) and the bottom fixed connection who returns shape board (28).
8. The orbital tower crane according to claim 1, wherein: one side of the top of the tower body (1) is fixedly connected with a balance arm (29), and the other side of the top of the tower body (1) is fixedly connected with a suspension arm (30).
9. The orbital tower crane according to claim 8, wherein: the bottom of the suspension arm (30) is connected with a hoisting mechanism (31) in a sliding mode, a lifting rope (32) is arranged at the bottom of the hoisting mechanism (31), and a lifting hook (33) is fixedly connected to the bottom of the lifting rope (32).
10. A hoisting method of a rail-mounted tower crane is characterized by comprising the following steps: the method specifically comprises the following steps:
s1, pouring lubricating oil into the box body (13) through the oil filling pipe (23) in advance, then covering the sealing cover (24), and placing sundries into the box body (13);
s2, when an object needs to be hung, the oil pump (14) is started through an external switch, lubricating oil in the box body (13) is extracted by the oil pump (14) through the oil inlet pipe (22), then the lubricating oil is discharged into the U-shaped plate (5) through the bent pipe (15), and the lubricating oil drips on the surface of the pulley (7) through the U-shaped plate (5);
s3, starting a motor (9) through an external switch, wherein the motor (9) drives a first chain wheel (10) to rotate, a second chain wheel (11) is driven to transmit through the transmission of a chain (12), the rotation of the second chain wheel (11) drives a fixed rod (6) to rotate, and the fixed rod (6) drives a pulley (7) to slide on a sliding rail (3);
s4, in the process of rotation of the pulley (7), the brush (19) can uniformly coat the lubricating oil dropped on the surface of the pulley (7), the spring (21) plays a role in buffering, and the lifting rope (32) and the lifting hook (33) are used for lifting objects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110083923.8A CN112875535A (en) | 2021-01-21 | 2021-01-21 | Rail type tower crane and hoisting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110083923.8A CN112875535A (en) | 2021-01-21 | 2021-01-21 | Rail type tower crane and hoisting method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112875535A true CN112875535A (en) | 2021-06-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110083923.8A Withdrawn CN112875535A (en) | 2021-01-21 | 2021-01-21 | Rail type tower crane and hoisting method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN112875535A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113446503A (en) * | 2021-07-28 | 2021-09-28 | 湖北昇源机械设备有限公司 | Lubricating maintenance apparatus for coupler of building tower crane |
-
2021
- 2021-01-21 CN CN202110083923.8A patent/CN112875535A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113446503A (en) * | 2021-07-28 | 2021-09-28 | 湖北昇源机械设备有限公司 | Lubricating maintenance apparatus for coupler of building tower crane |
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Application publication date: 20210601 |