CN110844806A - Crane auxiliary arm mounting equipment - Google Patents
Crane auxiliary arm mounting equipment Download PDFInfo
- Publication number
- CN110844806A CN110844806A CN201911148021.7A CN201911148021A CN110844806A CN 110844806 A CN110844806 A CN 110844806A CN 201911148021 A CN201911148021 A CN 201911148021A CN 110844806 A CN110844806 A CN 110844806A
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- China
- Prior art keywords
- auxiliary arm
- arm
- bolt
- seat
- spherical hinge
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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
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses crane auxiliary arm installation equipment which comprises a main arm, an auxiliary arm and a spherical hinge support, wherein the auxiliary arm is arranged on one side of the main arm, a fixing plate is connected above the main arm through a bolt, the spherical hinge support is connected to two side walls of the auxiliary arm through bolts, a pull rod is connected to a spherical hinge in the spherical hinge support, and a locking nut is connected to the pull rod through threads. Has the advantages that: when the auxiliary arm is lifted, the pull rod and the fixed plate can be fixed together through the locking nut, so that a triangular structure is formed among the auxiliary arm, the fixed plate and the pull rod, stable support is provided for the lifting process of the auxiliary arm, the auxiliary arm is prevented from rotating towards two sides, the safety of the lifting process of the auxiliary arm is improved, the pin joint seat II can be adjusted freely in the horizontal direction through the arrangement of the sliding seat and the rotating shaft, the pin joint seat II is in butt joint with the pin joint seat I, and the pin is inserted into the pin hole, so that the main arm and the auxiliary arm are in quick butt joint connection.
Description
Technical Field
The invention relates to the technical field of cranes, in particular to crane auxiliary arm mounting equipment.
Background
The automobile crane is widely applied in the technical field of engineering machinery, and the crane lifts a heavy object by a suspension arm and a steel wire rope wound around a main pulley of the suspension arm. The boom of a crane usually has a main boom and an auxiliary boom, depending on the hoisting requirements. When the load is large and the lifting height is low, the main arm is usually used for lifting; when the load is small and the lifting height is high, the auxiliary arm is used for lifting, when the tail part of the auxiliary arm is connected with the arm head of the main arm, the whole length of the crane boom is the sum of the lengths of the main arm and the auxiliary arm, so that the lifting height can be improved, and the crane boom is suitable for lifting with small load due to the fact that the length is lengthened and the strength is low.
But current hoist auxiliary arm erection equipment is when playing to rise the auxiliary arm, does not set up stable protection architecture in the both sides of auxiliary arm and main arm, can lead to the balance of playing to rise the process relatively poor to the small rotation of both sides when the auxiliary arm rises, has certain potential safety hazard, simultaneously, when the bolt nail, because the position control of the plug socket on the auxiliary arm is inconvenient for the grafting process of pin is comparatively time-consuming.
Disclosure of Invention
Technical problem to be solved
In order to overcome the prior art not enough, now provide a hoist fly jib erection equipment, solved current hoist fly jib erection equipment when playing to rise the fly jib, do not set up stable protection architecture in the both sides of fly jib and main arm, can rotate to the both sides is small when the fly jib rises, it is relatively poor to lead to the equilibrium of playing to rise the process, there is certain potential safety hazard, and when the bolt nail, because the position control of the plug socket on the fly jib is inconvenient, make the grafting process of pin problem that takes time comparatively.
(II) technical scheme
The invention is realized by the following technical scheme: the invention provides crane auxiliary arm installation equipment which comprises a main arm, an auxiliary arm and a spherical hinge support, wherein the auxiliary arm is arranged on one side of the main arm, a fixing plate is connected above the main arm through a bolt, the spherical hinge support is connected to two side walls of the auxiliary arm through bolts, a pull rod is connected to the spherical hinge in the spherical hinge support, and a locking nut is connected to the pull rod through threads.
By adopting the technical scheme, after the main arm and the auxiliary arm are connected, the pull rod and the fixed plate are fixed together through the locking nut, so that a triangular structure can be formed among the auxiliary arm, the fixed plate and the pull rod, stable support is provided for the lifting process of the auxiliary arm, the auxiliary arm can be prevented from rotating towards two sides, and the safety of the lifting process of the auxiliary arm is improved.
Furthermore, a baffle plate is connected to the lower portion of the auxiliary arm through a bolt, and a hook is connected to one side of the baffle plate through a bolt.
By adopting the technical scheme, the baffle plate can facilitate the connection of the hook and the rotating shaft.
Furthermore, a second pin joint seat is connected to the side wall of the first auxiliary arm through a bolt, a first pin joint seat is connected to the side wall of the first main arm through a bolt, and pin holes are formed in the first pin joint seat and the second pin joint seat.
Through adopting above-mentioned technical scheme, can will through the pin joint seat two with the quick connection of pin joint seat is fixed, convenient and practical.
Furthermore, a T-shaped sliding rail is connected to the lower portion of the main arm through a screw, a sliding seat is arranged below the T-shaped sliding rail, and a T-shaped sliding groove is formed in the joint of the sliding seat and the T-shaped sliding rail.
Furthermore, the T-shaped slide rail is connected with the T-shaped slide groove in a sliding manner.
By adopting the technical scheme, the T-shaped sliding rail is matched with the T-shaped sliding block, so that the sliding seat can be guided to move.
Furthermore, one side of the sliding seat is connected with a hydraulic ejector rod through a screw, one side of the hydraulic ejector rod is connected with a supporting block through a bolt, and the supporting block is connected with the main arm through a bolt.
By adopting the technical scheme, the sliding seat can be pushed to slide along the T-shaped sliding rail through the action of the hydraulic ejector rod, the hook is hung with the rotating shaft, the positions of the auxiliary arm and the main arm can be conveniently adjusted, and further the installation of the pin is facilitated.
Furthermore, the inside pivot that is provided with of slide one side, the pivot with the slide is rotated and is connected.
Through adopting above-mentioned technical scheme, the pivot with the couple cooperation can be along the pivot slides the couple makes the fly jib along the pivot removes, the installation of the pin of being convenient for.
(III) advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
1. in order to solve the problems that when the conventional crane auxiliary arm mounting equipment lifts an auxiliary arm, stable protection structures are not arranged on two sides of the auxiliary arm and a main arm, the auxiliary arm can slightly rotate towards two sides when lifting, so that the balance in the lifting process is poor, and certain potential safety hazards exist, when the auxiliary arm is lifted, a pull rod and a fixing plate can be fixed together through a locking nut, so that a triangular structure is formed among the auxiliary arm, the fixing plate and the pull rod, stable support is provided for the lifting process of the auxiliary arm, the auxiliary arm is prevented from rotating towards two sides, and the safety of the lifting process of the auxiliary arm is improved;
2. in order to solve the problem that the inserting process of the pin is time-consuming due to the fact that the position of an inserting seat on the auxiliary boom is inconvenient to adjust when the existing crane auxiliary boom installing equipment is used for inserting the pin, the invention can realize the random adjustment of a pin connecting seat II in the horizontal direction by arranging the sliding seat and the rotating shaft, enable the pin connecting seat II to be in butt joint with the pin connecting seat I, and complete the rapid butt joint connection of the main boom and the auxiliary boom by inserting the pin into the pin hole.
Drawings
FIG. 1 is a block diagram of a crane jib mounting apparatus according to the present invention;
FIG. 2 is a front view of the crane jib mounting apparatus of the present invention after the spherical hinge support, the pull rod and the fixing plate are removed;
fig. 3 is a schematic diagram of the connection relationship among the main arm, the T-shaped slide rail, the T-shaped chute and the slide carriage in the crane auxiliary arm installation device of the invention.
The reference numerals are explained below:
1. an auxiliary arm; 2. a main arm; 3. a slide base; 4. a rotating shaft; 5. a spherical hinge support; 6. a pull rod; 7. locking the nut; 8. a fixing plate; 9. a baffle plate; 10. hooking; 11. a support block; 12. a hydraulic ejector rod; 13. a first pin joint seat; 14. a pin hole; 15. a second pin joint seat; 16. a T-shaped slide rail; 17. t-shaped sliding chutes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-3, the crane jib mounting device in this embodiment includes a main jib 2, a jib 1, and a ball hinge support 5, the jib 1 is disposed on one side of the main jib 2, a fixing plate 8 is connected to the upper side of the main jib 2 through a bolt, the ball hinge support 5 is connected to both side walls of the jib 1 through bolts, a pull rod 6 is connected to the ball hinge inside the ball hinge support 5, and a lock nut 7 is connected to the pull rod 6 through a thread, so that after the main jib 2 and the jib 1 are connected, the pull rod 6 and the fixing plate 8 are fixed together through the lock nut 7, a triangular structure can be formed between the jib 1, the fixing plate 8, and the pull rod 6, thereby providing stable support for the lifting process of the jib 1, preventing the jib 1 from rotating to both sides, and improving the safety of the lifting process of the jib 1.
A baffle plate 9 is connected to the lower portion of the auxiliary arm 1 through a bolt, a hook 10 is connected to one side of the baffle plate 9 through a bolt, and the baffle plate 9 can facilitate connection of the hook 10 and the rotating shaft 4.
A side wall of the auxiliary arm 1 is connected with a second pin joint seat 15 through a bolt, a side wall of the main arm 2 is connected with a first pin joint seat 13 through a bolt, pin holes 14 are formed in the first pin joint seat 13 and the second pin joint seat 15, the second pin joint seat 15 and the first pin joint seat 13 can be connected and fixed quickly through pins, and the novel connecting structure is convenient and practical.
The lower part of the main arm 2 is connected with a T-shaped slide rail 16 through a screw, a slide seat 3 is arranged below the T-shaped slide rail 16, a T-shaped slide groove 17 is formed in the joint part of the slide seat 3 and the T-shaped slide rail 16, the T-shaped slide rail 16 is connected with the T-shaped slide groove 17 in a sliding mode, and the T-shaped slide rail 16 can be matched with a T-shaped slide block to provide guidance for the movement of the slide seat 3.
There is hydraulic ram 12 slide 3 one side through the screw connection, and there is supporting shoe 11 hydraulic ram 12 one side through bolted connection, and supporting shoe 11 passes through bolted connection with main arm 2, can promote slide 3 and slide along T type slide rail 16 through the action of hydraulic ram 12, and couple 10 hangs together with pivot 4, can conveniently adjust the position of auxiliary jib 1 and main arm 2, and then makes things convenient for the installation of pin.
The inside pivot 4 that is provided with in slide 3 one side, pivot 4 rotates with slide 3 to be connected, and pivot 4 and couple 10 cooperation can slide couple 10 along pivot 4, make the fly jib 1 remove along pivot 4, the installation of the pin of being convenient for.
The specific implementation process of this embodiment is as follows: in the process of installing the auxiliary arm 1, firstly fixing the baffle plate 9 on the main arm 2, fixing the spherical hinge support 5 and the pull rod 6 on the auxiliary arm 1, then moving the auxiliary arm 1 to enable the hook 10 to be hung on the rotating shaft 4, driving the sliding seat 3 to move along the T-shaped sliding rail 16 through the action of the conveying hydraulic ejector rod 12, adjusting the distance between the main arm 2 and the auxiliary arm 1, simultaneously adjusting the position of the auxiliary arm 1 along the rotating shaft 4 to realize the random adjustment of the pin joint seat II 15 in the horizontal direction, enabling the pin joint seat II to be in butt joint with the pin joint seat I13, completing the quick butt joint connection of the main arm 2 and the auxiliary arm 1 by inserting a pin into the pin hole 14, then fixing the pull rod 6 and the fixing plate 8 together through the locking nut 7 before lifting the auxiliary arm 1, forming a triangular structure among the auxiliary arm 1, the fixing plate 8 and the pull rod 6, and providing stable support for the lifting process of the auxiliary arm 1, the fly jib 1 can be prevented from rotating towards two sides, and the safety of the fly jib 1 in the lifting process is improved.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (7)
1. A crane jib erection equipment which characterized in that: the spherical hinge device is characterized by comprising a main arm (2), an auxiliary arm (1) and a spherical hinge support (5), wherein the auxiliary arm (1) is arranged on one side of the main arm (2), a fixing plate (8) is connected to the upper portion of the main arm (2) through a bolt, the spherical hinge support (5) is connected to the two side walls of the auxiliary arm (1) through bolts, a pull rod (6) is connected to the inner spherical hinge of the spherical hinge support (5), and a locking nut (7) is connected to the pull rod (6) through threads.
2. A crane jib mounting apparatus as claimed in claim 1, wherein: a baffle (9) is connected below the auxiliary arm (1) through a bolt, and a hook (10) is connected to one side of the baffle (9) through a bolt.
3. A crane jib mounting apparatus as claimed in claim 1, wherein: the auxiliary arm is characterized in that a second pin joint seat (15) is connected to one side wall of the auxiliary arm (1) through a bolt, a first pin joint seat (13) is connected to one side wall of the main arm (2) through a bolt, and pin holes (14) are formed in the first pin joint seat (13) and the second pin joint seat (15).
4. A crane jib mounting apparatus as claimed in claim 1, wherein: the lower part of the main arm (2) is connected with a T-shaped sliding rail (16) through a screw, a sliding seat (3) is arranged below the T-shaped sliding rail (16), and a T-shaped sliding groove (17) is formed in the joint of the sliding seat (3) and the T-shaped sliding rail (16).
5. A crane jib mounting apparatus as claimed in claim 4, wherein: the T-shaped slide rail (16) is connected with the T-shaped slide groove (17) in a sliding manner.
6. A crane jib mounting apparatus as claimed in claim 5, wherein: one side of the sliding seat (3) is connected with a hydraulic ejector rod (12) through a screw, one side of the hydraulic ejector rod (12) is connected with a supporting block (11) through a bolt, and the supporting block (11) is connected with the main arm (2) through a bolt.
7. A crane jib mounting apparatus as claimed in claim 4, wherein: the novel sliding seat is characterized in that a rotating shaft (4) is arranged inside one side of the sliding seat (3), and the rotating shaft (4) is rotatably connected with the sliding seat (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911148021.7A CN110844806A (en) | 2019-11-21 | 2019-11-21 | Crane auxiliary arm mounting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911148021.7A CN110844806A (en) | 2019-11-21 | 2019-11-21 | Crane auxiliary arm mounting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110844806A true CN110844806A (en) | 2020-02-28 |
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ID=69603113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911148021.7A Pending CN110844806A (en) | 2019-11-21 | 2019-11-21 | Crane auxiliary arm mounting equipment |
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| Country | Link |
|---|---|
| CN (1) | CN110844806A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114604795A (en) * | 2020-12-09 | 2022-06-10 | 河北雷萨重型工程机械有限责任公司 | Hoisting mechanism and automobile crane |
-
2019
- 2019-11-21 CN CN201911148021.7A patent/CN110844806A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114604795A (en) * | 2020-12-09 | 2022-06-10 | 河北雷萨重型工程机械有限责任公司 | Hoisting mechanism and automobile crane |
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