CN116409706A - Hanging assembly and pipe grabbing device of building engineering crane - Google Patents
Hanging assembly and pipe grabbing device of building engineering crane Download PDFInfo
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- CN116409706A CN116409706A CN202310643643.7A CN202310643643A CN116409706A CN 116409706 A CN116409706 A CN 116409706A CN 202310643643 A CN202310643643 A CN 202310643643A CN 116409706 A CN116409706 A CN 116409706A
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- 230000005540 biological transmission Effects 0.000 claims description 34
- 230000007246 mechanism Effects 0.000 claims description 20
- 238000010276 construction Methods 0.000 claims description 14
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
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- 238000010586 diagram Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
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- 238000007792 addition Methods 0.000 description 1
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- 230000008859 change Effects 0.000 description 1
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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
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/425—Gripping members engaging only the external or internal surfaces of the articles motor actuated
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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
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
- B66C1/445—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces motor actuated
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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
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
Abstract
The invention relates to the technical field of constructional engineering, in particular to a hanging assembly of a constructional engineering crane and a pipe grabbing device. According to the pipe hanging and transferring device, the two racks extend out of the matched clamping part to finish hanging and transferring of the pipe, so that the pipe hanging and transferring device is convenient to operate and low in cost.
Description
Technical Field
The invention relates to the technical field of construction engineering hoisting equipment, in particular to a hanging assembly of a construction engineering crane and a pipe grabbing device.
Background
The hanging component is one of important parts on the crane, and in the construction process of pipe installation in the construction engineering, the crane can hoist various pipes such as heat-insulating pipes and the like by using the hanging component and hoist the pipes to a specified position for installation.
For example, application number: CN201210176785.9 relates to a lifting appliance, which comprises a follower, a lifting hook and a bracket; the follow-up body comprises a lifting hook sliding groove and a lifting component for applying lifting force; the upper end of the lifting hook is connected with the lifting hook chute of the follow-up body in a sliding way along the horizontal direction through a lifting hook connecting pin shaft; the end part of the bracket component is rotationally connected with the middle part of the lifting hook through a pin joint shaft, the pin joint shaft is perpendicular to the surface of the follow-up body, and the bracket component is in sliding connection with the follow-up body along the vertical direction. The invention adopts the support to form the sliding connection with the follow-up body along the vertical direction, and the upper end of the lifting hook is in sliding connection with the lifting hook chute of the follow-up body along the horizontal direction through the lifting hook connecting pin shaft, thereby realizing automatic opening and closing by utilizing the interaction of the gravity generated by the lifting force and the self weight of the lifting appliance, and further achieving the effect of optimizing the operation performance of the passive power semi-automatic lifting appliance.
However, for the traditional hanging assembly at present, the structure of the hanging pipe is imperfect, the pipe is easy to loosen on a lifting appliance in the lifting process, so that the probability of falling accidents is greatly improved, the protection structure of the traditional hanging assembly is imperfect, and once the pipe slips off from a fixed structure in the use process, the pipe is easy to directly fall on the ground, so that casualties are caused.
In addition, the clamp has low clamping efficiency, is generally suitable for small-diameter pipes when clamping pipes, is inconvenient to clamp large-diameter pipes, and has narrow application range and poor practicability.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the hanging component and the pipe grabbing device of the building engineering crane, which adopt active clamping operation to adapt to pipes with different pipe diameters, and have the advantages of high safety, wide application range, less use limit and high clamping efficiency.
The invention is realized by the following technical scheme:
the utility model provides a hanging component of building engineering hoist, including being L shape mount pad and being curved clamping part, the mount pad includes horizontal seat and perpendicular seat, clamping part fixes in one side of perpendicular seat, be formed with both ends open-ended centre gripping chamber in the clamping part, be provided with two all be the arc and can simultaneously or the second rack that moves in opposite directions in the centre gripping chamber, the hollow transmission shaft is installed through taking the seat bearing rotation in perpendicular seat top, the transmission shaft is close to the one end of clamping part and installs the first gear that is used for with first rack engagement, the transmission bevel gear is installed to the one end that the transmission shaft is close to driving motor, be provided with the transmission inner shaft in the transmission shaft, the one end that the transmission inner shaft is close to the clamping part is installed with the second gear of second rack engagement, install driving motor on the horizontal seat, driving motor's motor shaft is connected with drive bevel gear, drive bevel gear's center is provided with the drive shaft, the horizontal seat is installed through the pivot rotation between drive bevel gear and the bevel gear of two meshing, the one end that the transmission inner shaft kept away from the clamping part passes through the coupling connection with the drive shaft.
Further, the clamping part is provided with a through hole communicated with the clamping cavity at the midpoint of the arc-shaped top, and the first gear and the second gear are respectively meshed with the first rack and the second rack through the through holes.
The through hole at the middle point of the top of the clamping part is used for facilitating the meshing transmission of the first gear and the second gear with the first rack and the second rack respectively.
Preferably, the double-row guide roller and the double-row guide gear which limit the first rack and the second rack are rotatably arranged in the clamping cavity, the double-row guide roller is rotatably arranged at the bottom of the clamping cavity and is respectively contacted with the arc-shaped bottom surfaces of the first rack and the second rack, and the double-row guide gear is rotatably arranged at the top of the clamping cavity and is respectively meshed with the arc-shaped tooth surfaces of the first rack and the second rack.
The double-row guide roller can guide the lower edges of the first rack and the second rack, the double-row guide gear can guide the upper tooth parts of the first rack and the second rack, and then the motion of the first rack and the second rack is guided, so that the stability of the motion is ensured.
Preferably, the lower ends of the first rack and the second rack are each provided with a chamfer.
The lower ends of the first rack and the second rack are respectively provided with a chamfer part, and the chamfer parts can reduce the resistance between the first rack and the second rack and facilitate the insertion into the pipe pile to complete the clamping action.
Preferably, the inner side wall of the clamping part is provided with a buffer anti-slip layer.
The inside wall of clamping part sets up the buffering skid resistant course, on the one hand can increase the frictional force with tubular product, promotes the stability of centre gripping, on the other hand plays the buffering guard action, reduces the clamp injury to tubular product.
Further, a pressure sensor connected with a power line is embedded and installed in the buffer anti-skid layer.
The pressure sensor is arranged and can be linked with the driving motor to display the clamping pressure in the clamping part, and when the set maximum clamping pressure is reached, the driving motor is stopped in time to act, so that the pipe is clamped stably and the pipe is not damaged.
The utility model provides an use tubular product grabbing device of hanging components of building engineering hoist, hanging components including two symmetries set up, and set up the ejection mechanism between two hanging components below, ejection mechanism includes the fixing base, the straight line spout has been seted up on the surface of fixing base, and sliding connection has the lower slider that is H shape in straight line spout, be connected with the pendulum rod through the fixed axle rotation respectively between the front and back H arm of lower slider, the upper end coupling of two pendulum rods has the last slider that is H shape, be fixed with ejection platform on the last slider through the connecting block, the four corners of fixing base is vertical four pin spacing of geminate transistors respectively, the fixing base is fixed with telescopic machanism in the one end of straight line spout, the piston rod of telescopic machanism just is connected with lower slider through the fixed axle to the tip of straight line spout and piston rod, the fixing base is fixed with the baffle in the other end of straight line spout, the one end that the baffle was kept away from on straight line spout upper portion is fixed with the sliding fit's slide cavity with last slider, the logical groove that supplies the connecting block to pass through is seted up on the upper portion of slide cavity, leave the length equals the ejecting space of the length of last slider between slide cavity and the baffle.
The two hanging components are matched with each other to realize clamping of two ends of the pipe, the ejection mechanism can utilize the piston rod of the telescopic mechanism to push the lower sliding block to slide in the linear sliding groove, meanwhile, the upper sliding block slides in the sliding cavity, after the upper sliding block slides into the ejection space, the lower sliding block can move upwards after being abutted with the baffle under the driving of the swing rod, and then the ejection platform on the upper part is driven to jack up the pipe, so that the pipe is more convenient for two grabbing manipulators to grab the pipe.
Preferably, both side walls of the linear sliding groove are provided with limiting sliding grooves, and the lower sliding blocks are respectively provided with limiting blocks which are in sliding fit with the limiting sliding grooves.
The limiting blocks are arranged on the two sides of the lower sliding block and are matched with limiting sliding grooves on the inner side walls of the linear sliding grooves, so that the lower sliding block can stably slide in the linear sliding grooves.
Further, the sliding cavity consists of two vertical plates which are symmetrically fixed on two sides of the surface of the linear sliding groove and are in an inverted L shape, and the through groove is formed between L-shaped short sides of the two vertical plates.
The sliding cavity is formed by two vertical plates, a sliding cavity is formed between the L-shaped long sides and is used for accommodating the upper sliding block and is in sliding connection with the upper sliding block, a through groove is formed between the L-shaped short sides and is used for connecting the blocks to pass through, and the ejection platform on the upper part can be guaranteed to follow to complete ejection actions together.
Further, the telescopic mechanism is one of a hydraulic cylinder or an air cylinder.
The telescopic mechanism is arranged as a hydraulic cylinder or an air cylinder, the conventional mature prior art product is adopted to finish the driving action of the lower slide block, the cost is saved, and the stability is high.
The invention has the beneficial effects that:
according to the hanging assembly, the hollow transmission shaft is matched with the transmission inner shaft, and the reversing bevel gears are utilized to synchronously change the directions of the transmission bevel gears and the driving bevel gears, so that a single driving motor drives the first gear and the second gear to synchronously and reversely rotate, further, the first rack and the second rack are matched with the clamping part to finish grabbing and putting down the pipe, the problems of pipe clamping injury, pipe falling and the like are effectively avoided by matching the buffer clamping layer and the pressure sensor, and the pipe can be clamped in a circular clamping space due to the fact that the bottoms of the two racks are staggered when being clamped, so that the safety of pipe clamping is greatly improved. The whole structure of the device is relatively simple, the control is simple, the number of driving motors is reduced, and the cost can be reduced. The first rack and the second rack actively clamp the pipes with different pipe diameters, the clamping space formed by the clamping part, the first rack and the second rack can be adapted to the pipes with different pipe diameters, the application range is wide, the use limit is less, and the clamping efficiency is high. Meanwhile, an ejection mechanism is designed, the lower sliding block and the upper sliding block are matched with each other, the ejection platform is ejected from the ejection space to push the ejection platform to lift the pipe, so that the pipe grabbing mechanical arm is convenient to grab or release, the operation is safe, the control is convenient, and the use convenience is improved.
Drawings
Fig. 1 is a schematic overall structure of embodiment 1 of the present invention.
Fig. 2 is a schematic diagram of the transmission structure of the transmission shaft and the transmission inner shaft in embodiment 1.
Fig. 3 is a left side view of fig. 1.
Fig. 4 is a schematic overall structure of embodiment 2 of the present invention.
Fig. 5 is a schematic structural diagram of an ejection structure in embodiment 2.
Fig. 6 is a schematic cross-sectional view of the holder of fig. 5.
Fig. 7 is a schematic structural view of the H-shaped lower slider of fig. 5.
The figure shows:
1. the horizontal seat, 2, the vertical seat, 3, the clamping part, 4, the clamping cavity, 5, the first rack, 6, the second rack, 7, the bearing with the seat, 8, the transmission shaft, 9, the first gear, 10, the transmission bevel gear, 11, the transmission inner shaft, 12, the second gear, 13, the driving motor, 14, the driving bevel gear, 15, the driving shaft, 16, the rotating shaft, 17, the redirecting bevel gear, 18, the coupling, 19, the double-row guide gear, 20, the through hole, 21, the double-row guide roller, 22, the chamfer part, 23, the buffer anti-skid layer, 24, the pressure sensor, 25, the pipe, 26, the fixed seat, 27, the lower slider, 28, the swing rod, 29, the baffle, 30, the upper slider, 31, the ejection platform, 32, the through groove, 33, the sliding cavity, 34, the telescopic mechanism, 35, the vertical plate, 36, the limit chute, 37, the linear chute, 38, the limit block, 39, the fixed shaft, 40 and the ejection space.
Detailed Description
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
Example 1:
as shown in fig. 1-3, a hanging assembly of a construction engineering crane comprises an L-shaped mounting seat and an arc-shaped clamping part 3, wherein the mounting seat comprises a horizontal seat 1 and a vertical seat 2, the clamping part 3 is fixed on one side of the vertical seat 2, a clamping cavity 4 with two ends open is formed in the clamping part 3, two arc-shaped first racks 5 and second racks 6 which can move oppositely or back to each other simultaneously are arranged in the clamping cavity 4, the first racks 5 and the second racks 6 can finish the grabbing action of a pipe 25 when moving oppositely, the inner side wall of the clamping part 3 is provided with a buffer anti-slip layer 23, which can be flexible materials such as a rubber pad and a sponge layer, the friction force with the pipe 25 can be increased when the pipe 25 is clamped, the stability of the pipe of the clamping part 3 is maintained, a pressure sensor 24 connected with a power line is embedded in the buffer anti-slip layer 23, the clamping pressure in the clamping part 3 can be displayed with a driving motor 13, and the driving motor 13 is stopped in time when the set maximum clamping pressure is reached, and the pipe 25 is ensured to be stable and the pipe is not damaged. The first rack 5 and the second rack 6 can finish the releasing action of the pipe 25 when moving back. The lower ends of the first rack 5 and the second rack 6 are respectively provided with a chamfer 22, and the chamfer 22 can reduce the resistance between the pipe and the pipe, so that the pipe can be conveniently inserted into a pipe 25 pile to complete the clamping action.
The top of the vertical seat 2 is rotatably provided with a hollow transmission shaft 8 through a bearing 7 with the seat, one end, close to the clamping part 3, of the transmission shaft 8 is provided with a first gear 9 which is meshed with the first rack 5, one end, close to the driving motor 13, of the transmission shaft 8 is provided with a transmission bevel gear 10, a transmission inner shaft 11 is arranged in the transmission shaft 8, one end, close to the clamping part 3, of the transmission inner shaft 11 is provided with a second gear 12 which is meshed with the second rack 6, the middle point of the arc-shaped top of the clamping part 3 is provided with a through hole 20 communicated with the clamping cavity, and the first gear 9 and the second gear 12 are meshed with the first rack 5 and the second rack 6 respectively through the through hole 20.
The horizontal seat 1 is provided with a driving motor 13, optionally an asynchronous motor, a motor shaft of the driving motor 13 is connected with a driving bevel gear 14, the center of the driving bevel gear 14 is provided with a driving shaft 15, the horizontal seat 1 is rotatably provided with a redirecting bevel gear 17 meshed with the driving bevel gear 10 and the driving bevel gear 14 through a rotating shaft 16, and one end of the driving inner shaft 11 far away from the clamping part 3 is connected with the driving shaft 15 through a coupler 18.
In order to limit the movement direction of the first rack 5 and the second rack 6 in the clamping cavity 4, a double-row guide roller 21 and a double-row guide gear 19 which limit the first rack 5 and the second rack 6 are rotatably arranged in the clamping cavity 4, the double-row guide roller 21 is rotatably arranged at the bottom of the clamping cavity 4 and is respectively contacted with the arc-shaped bottom surfaces of the first rack 5 and the second rack 6, and the double-row guide gear 19 is rotatably arranged at the top of the clamping cavity 4 and is respectively meshed with the arc-shaped tooth surfaces of the first rack 5 and the second rack 6.
In the working process of the hanging component of the construction engineering crane in the embodiment:
when the pipe 25 is grabbed, the motor shaft of the driving motor 13 rotates positively, the driving bevel gear 14 can be driven to rotate, meanwhile, the driving shaft 15 in the center of the driving bevel gear 14 drives the driving inner shaft 11 to rotate positively through the coupler 18, the driving inner shaft 11 drives the second gear 12 to rotate positively at the center through hole 20 in the top of the clamping part 3, the driving bevel gear 14 rotates and simultaneously can drive the driving force to the driving bevel gear 10 through the redirection bevel gear 17 below to realize reverse transmission, at the moment, the driving bevel gear 10 rotates reversely and drives the first gear 9 at the other end of the belt seat bearing 7 to rotate reversely, the first gear 9 and the second gear 12 realize synchronous reverse rotation, the first gear 9 drives the first gear rack 5, the second gear 12 drives the second gear rack 6, the first gear rack 5 and the second gear 6 move oppositely, the chamfer parts 22 at the lower ends of the two racks extend into a pile of the pipe 25, and clamp the pipe 25 into an annular clamping space enclosed by the two racks and the clamping part 3 when in mutual approaching, so that the pipe can be grabbed by using two grabbing manipulators to finish stable grabbing of the pipe in actual use. On the contrary, when the pipe 25 needs to be put down, the driving motor 13 is controlled to rotate reversely, at this time, the rotation direction of each transmission assembly is reversed, the first rack 5 driven by the first gear 9 and the second rack 6 driven by the second gear 12 are retracted back into the clamping cavity 4, and at this time, the clamped pipe 25 can lose support and the pipe is put down.
Example 2:
as shown in fig. 4, a pipe grabbing device using hanging components of a construction crane comprises two hanging components which are symmetrically arranged, and an ejection mechanism arranged between the lower parts of the two hanging components, wherein the ejection mechanism comprises a fixed seat 26, a linear sliding groove 37 is formed in the surface of the fixed seat 26, a lower sliding block 27 which is in an H shape is connected in the linear sliding groove 37 in a sliding manner, limiting sliding grooves 36 are formed in two side walls of the linear sliding groove 37, and limiting blocks 38 which are in sliding fit with the lower sliding block 27 are respectively arranged corresponding to the limiting sliding grooves 36.
The piston rod of the hydraulic rod is opposite to the linear chute 37, the end part of the piston rod is connected with the lower slide block 27 through the fixed shaft 39, the fixed seat 26 is fixed with the baffle 29 at the other end of the linear chute 37, one end of the upper part of the linear chute 37 far away from the baffle 29 is fixed with a sliding cavity 33 which is in sliding fit with the upper slide block 30, the sliding cavity 33 consists of two vertical plates 35 which are symmetrically fixed on two side edges of the surface of the linear chute 37 and are in inverted L shape, the upper part of the sliding cavity 33 is provided with a through groove 32 for the passage of a connecting block, the through groove 32 is formed between L-shaped short sides of the two inverted L-shaped vertical plates 35, and an ejection space with the length equal to the length of the upper slide block 30 is reserved between the sliding cavity 33 and the baffle 29.
The working principle of the pipe grabbing device of this embodiment is as follows:
the tubular product 25 is arranged on the ejection platform 31, when the tubular product 25 needs to be grabbed, the hydraulic rod of the telescopic mechanism 34 is started, the piston rod of the hydraulic rod is utilized to push the lower sliding block 27 to slide in the linear sliding groove 37 towards the baffle 29, at the moment, the upper sliding block 30 synchronously slides in the sliding cavity 33, after the upper sliding block 30 slides out of the sliding cavity 33, the lower sliding block 27 continues to slide, when the end part of the upper sliding block 30 is propped against the baffle 29, the lower sliding block 27 continues to move for a certain distance to contact with the baffle 29, at the moment, the upper sliding block 30 can move upwards along the baffle 29 from the ejection space 40 under the driving of the swing rod 28, and then the ejection platform 31 on the upper part of the upper sliding block 30 can finish the jacking action of the tubular product 25, and two tubular product grabbing manipulators on the upper part are matched, so that the tubular product 25 is grabbed. In actual use, the stroke of the piston rod of the hydraulic rod can be adjusted according to the use requirement, so that the requirement of lifting the ejection platform 31 out of the ejection space 40 can be met.
Of course, the above description is not limited to the above examples, and the technical features of the present invention that are not described may be implemented by or by using the prior art, which is not described herein again; the above examples and drawings are only for illustrating the technical scheme of the present invention and not for limiting the same, and the present invention has been described in detail with reference to the preferred embodiments, and it should be understood by those skilled in the art that changes, modifications, additions or substitutions made by those skilled in the art without departing from the spirit of the present invention and the scope of the appended claims.
Claims (10)
1. A hanging assembly of a construction engineering crane, which is characterized in that: including being L shape mount pad and being curved clamping part, the mount pad includes horizontal seat and perpendicular seat, clamping part fixes in one side of perpendicular seat, be formed with both ends open-ended centre gripping chamber in the clamping part, be provided with two all be curved and can simultaneously or the second rack that moves dorsad, the perpendicular seat top is through taking the seat bearing to rotate and is installed hollow transmission shaft, the transmission shaft is close to the one end of clamping part and installs the first gear that is used for with first rack toothing, the transmission shaft is close to driving motor's one end and installs drive bevel gear, be provided with the transmission inner shaft in the transmission shaft, the driving motor's motor shaft is connected with drive bevel gear near the one end of clamping part and installs the second gear with the second rack toothing, drive bevel gear's center is provided with the drive shaft, the horizontal seat is installed through the pivot rotation between drive bevel gear and drive bevel gear with both meshing bevel gear, the one end that the transmission kept away from the clamping part is passed through the coupling with the drive shaft in the transmission.
2. The hanger assembly of a construction hoist as claimed in claim 1, wherein: the clamping part is provided with a through hole communicated with the clamping cavity at the midpoint of the arc-shaped top, and the first gear and the second gear are respectively meshed with the first rack and the second rack through the through holes.
3. The hanger assembly of a construction hoist as claimed in claim 1, wherein: the double-row guide roller and the double-row guide gear which limit the first rack and the second rack are rotatably arranged in the clamping cavity, the double-row guide roller is rotatably arranged at the bottom of the clamping cavity and is respectively contacted with the arc-shaped bottom surfaces of the first rack and the second rack, and the double-row guide gear is rotatably arranged at the top of the clamping cavity and is respectively meshed with the arc-shaped tooth surfaces of the first rack and the second rack.
4. The hanger assembly of a construction hoist as claimed in claim 1, wherein: the lower ends of the first rack and the second rack are respectively provided with a chamfer.
5. The hanger assembly of a construction hoist as claimed in claim 1, wherein: the inside wall of clamping part is provided with buffering skid-proof course.
6. The hanger assembly of a construction hoist as in claim 5, wherein: the buffer anti-slip layer is internally embedded with a pressure sensor connected with a power line.
7. A pipe gripping apparatus using the hanger assembly of the construction hoist as claimed in claim 1, characterized in that: the lifting mechanism comprises two symmetrically arranged hanging components and an ejection mechanism arranged between the two hanging components, wherein the ejection mechanism comprises a fixed seat, a linear sliding groove is formed in the surface of the fixed seat, a lower sliding block which is H-shaped is connected in a sliding manner in the linear sliding groove, swing rods are respectively connected between front and rear H arms of the lower sliding block in a rotating manner through fixing shafts, upper sliding blocks which are H-shaped are connected to the upper ends of the two swing rods in a shaft manner, an ejection platform is fixed on the upper sliding block through connecting blocks, four stop rods which are used for limiting pipes are vertically arranged at four corners of the fixed seat respectively, a telescopic mechanism is fixed at one end of the linear sliding groove, a piston rod of the telescopic mechanism is opposite to the linear sliding groove, the end of the piston rod is connected with the lower sliding block through the fixing shafts, a baffle is fixed at the other end of the linear sliding groove, a sliding cavity which is matched with the upper sliding block in a sliding manner is formed in the upper portion of the linear sliding groove, and an ejection space with the length equal to the length of the upper sliding block is reserved between the sliding cavity and the baffle.
8. The tubing gripping apparatus according to claim 7, characterized in that: limiting sliding grooves are formed in the two side walls of the linear sliding groove, and limiting blocks in sliding fit with the lower sliding blocks are arranged on the lower sliding blocks corresponding to the limiting sliding grooves respectively.
9. The tubing gripping apparatus according to claim 7, characterized in that: the sliding cavity consists of two vertical plates which are symmetrically fixed on two sides of the surface of the linear sliding groove and are in an inverted L shape, and the through groove is formed between the L-shaped short sides of the two vertical plates.
10. The tubing gripping apparatus according to claim 7, characterized in that: the telescopic mechanism is one of a hydraulic cylinder and an air cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310643643.7A CN116409706A (en) | 2023-06-02 | 2023-06-02 | Hanging assembly and pipe grabbing device of building engineering crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310643643.7A CN116409706A (en) | 2023-06-02 | 2023-06-02 | Hanging assembly and pipe grabbing device of building engineering crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116409706A true CN116409706A (en) | 2023-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310643643.7A Pending CN116409706A (en) | 2023-06-02 | 2023-06-02 | Hanging assembly and pipe grabbing device of building engineering crane |
Country Status (1)
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| CN (1) | CN116409706A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116872239A (en) * | 2023-09-06 | 2023-10-13 | 章丘重型锻造有限公司 | Mechanical arm for transferring high-temperature workpiece |
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| CN217808550U (en) * | 2022-06-28 | 2022-11-15 | 中冶建工集团有限公司 | Vertical lifting machine for building pipes |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116872239A (en) * | 2023-09-06 | 2023-10-13 | 章丘重型锻造有限公司 | Mechanical arm for transferring high-temperature workpiece |
| CN116872239B (en) * | 2023-09-06 | 2023-12-29 | 章丘重型锻造有限公司 | Mechanical arm for transferring high-temperature workpiece |
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