CN113911899B - Anti-tilting adjustable field-shaped steel girder lifting appliance - Google Patents
Anti-tilting adjustable field-shaped steel girder lifting appliance Download PDFInfo
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- CN113911899B CN113911899B CN202111208138.7A CN202111208138A CN113911899B CN 113911899 B CN113911899 B CN 113911899B CN 202111208138 A CN202111208138 A CN 202111208138A CN 113911899 B CN113911899 B CN 113911899B
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- steel wire
- waterproof cloth
- wire ropes
- bidirectional screw
- nut
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 69
- 239000010959 steel Substances 0.000 title claims abstract description 69
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 26
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 14
- 239000004744 fabric Substances 0.000 claims description 43
- 239000003351 stiffener Substances 0.000 claims description 8
- 230000005484 gravity Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 230000003247 decreasing effect Effects 0.000 claims 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
-
- 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
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
Abstract
The invention discloses an anti-tilting adjustable field-shaped steel beam lifting appliance, which belongs to the technical field of lifting appliances and comprises two end plates, wherein two reinforcing rods are fixedly connected between the two end plates, a bidirectional screw rod is rotatably connected between the two end plates, a middle block is rotatably arranged in the middle of the bidirectional screw rod, nuts are connected to two sections of threads of the bidirectional screw rod in a threaded manner, a first connecting rod is hinged to the bottom end of each nut, the same movable shaft is hinged to the bottom ends of the first connecting rods, and a first steel wire rope is fixedly connected to the movable shaft. According to the invention, the hanging scale is arranged to measure the bearing of the second steel wire rope, then the distance between the two nuts is adjusted by utilizing the rotation of the bidirectional screw rod, so that the included angle between the first connecting rods can be adjusted, the height of the bottom end of the second steel wire rope is adjusted, the phenomenon that the hung object is inclined and overturned due to the factors of different lengths of the steel wire rope, uneven stress of hanging points and the like is avoided, and the safety performance is remarkably improved.
Description
Technical Field
The invention relates to the technical field of lifting appliances, in particular to an anti-tilting adjustable field-shaped steel girder lifting appliance.
Background
The lifting appliance refers to a device for lifting a weight in a lifting machine. The most commonly used slings for lifting articles are hooks and slings, and others are slings, lifting chucks, clamps, forks and the like. The lifting appliance is widely applied to the lifting industry.
The field style of calligraphy girder steel hoist also is a kind of hoist that uses comparatively extensively, is provided with four hoisting points under the current field style of calligraphy girder steel hoist to install wire rope on the hoisting point, in order to carry out the multiple spot and lift by crane, but in actual lifting by crane the in-process, can appear being lifted the thing and take place the phenomenon of slope because of wire rope length inequality and hoisting point atress inequality etc. factor, can exist by hanging the thing and empty the risk of overturning even.
Disclosure of Invention
The invention aims to provide an anti-tilting adjustable field-shaped steel beam lifting appliance, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an anti-tilting adjustable field style of calligraphy girder steel hoist, includes two end plates, two fixedly connected with two reinforcing rods between the end plate, two rotate between the end plate and be connected with two-way screw rod, the middle part of two-way screw rod rotates and installs the intermediate piece, and equal threaded connection has the nut on two sections screw threads of two-way screw rod, the bottom of nut articulates there is connecting rod one, two the bottom of connecting rod one articulates there is same loose axle, fixedly connected with wire rope one on the loose axle, and wire rope one's bottom fixed mounting has the hanging balance, fixedly connected with wire rope two on the couple of hanging balance, the reinforcing rod includes a plurality of risers and a plurality of spliced pole, adjacent two the distance between the riser equals, the both ends of spliced pole respectively with two riser fixed connection.
Preferably, a plurality of steel wire ropes III are arranged between the steel wire ropes I and II, square blocks are fixed on the steel wire ropes I and II, and two ends of the steel wire ropes III are fixedly connected with the two square blocks respectively.
Preferably, one of the end plates is fixedly provided with a mounting bracket, the mounting bracket is fixedly provided with a stepping motor, and one end of the bidirectional screw rod penetrates through one of the end plates and is fixedly connected with an output shaft of the stepping motor.
Preferably, the two sides of the middle block are respectively provided with a first waterproof cloth cylinder and a second waterproof cloth cylinder, the first waterproof cloth cylinder and the second waterproof cloth cylinder are sleeved on the bidirectional screw rod, two ends of the first waterproof cloth cylinder are respectively arranged on the middle block and the nut, and two ends of the second waterproof cloth cylinder are respectively arranged on the nut and the end plate.
Preferably, the middle block and the nut are provided with a plurality of first through holes, a plurality of limiting rods are fixedly connected between the two end plates, the limiting rods penetrate through the first through holes, and a plurality of limiting rods penetrate through the first waterproof cloth cylinder and the second waterproof cloth cylinder.
Preferably, the top of end plate, intermediate block and stiffener is all fixedly connected with connecting rod two, and cup joints on the connecting rod two and install the holding ring, the top of connecting rod two is connected with the nut through external screw thread, the bottom of nut cup joints and installs the clamp ring.
Preferably, a supporting plate is arranged between the reinforcing rod and the nut, one end of the supporting plate is fixedly connected with the nut, the other end of the supporting plate is provided with a sliding block, the side face of the reinforcing rod is fixedly provided with a sliding rail, the sliding block is slidably arranged on the sliding rail, the top of the sliding block is fixedly provided with a rectangular plate, the rectangular plate is rotatably provided with a roller, and the roller is in rolling contact with the upper surface of the vertical plate.
Preferably, the waterproof cloth cylinder I and the waterproof cloth cylinder II are both provided with annular flanges, a plurality of through holes II are formed in the annular flanges, a mounting ring is arranged on one side of the annular flanges, a plurality of mounting holes are formed in the mounting ring, and mounting bolts penetrate through the inside of the mounting holes.
Preferably, the inside of through-hole two is fixed with the ring, and the one end of ring is fixed with the annular piece, the constant head tank has been seted up to the one end opening part of mounting hole, and constant head tank and annular piece are the assorted setting.
Compared with the prior art, the invention has the beneficial effects that:
1. this prevent adjustable field style of calligraphy girder steel hoist of slope measures wire rope's bearing through setting up the hanging balance two, then utilizes the rotation of two-way screw rod to adjust the interval between two nuts, just can adjust the contained angle between two connecting rods one to this realizes the regulation to wire rope's two bottom height, thereby avoids taking place because of the phenomenon that the slope of the suspended solid upset appears of wire rope length inequality and hoisting point atress inequality factor, and the security performance is showing and promotes.
2. This prevent tilting adjustable field style of calligraphy girder steel hoist through setting up wire rope III, can avoid disconnection between wire rope I and the wire rope II under the unexpected damage of hanging balance leads to the disintegration circumstances, and the security performance of whole device obtains further improvement.
3. This prevent adjustable field style of calligraphy girder steel hoist of slope through setting up waterproof cloth section of thick bamboo one and waterproof cloth section of thick bamboo two, can effectually keep apart bi-directional screw rod and external environment, avoids the condition emergence that bi-directional screw rod oxidized rust under the high temperature moist condition, has prolonged the life of device, has reduced the maintenance and the use cost of device.
4. This prevent adjustable field style of calligraphy girder steel hoist of slope through setting up connecting rod two and nut, makes things convenient for the staff to put the hoisting point position of device fixed mounting at field style of calligraphy girder steel hoist, and the stability after the installation has been improved to the cooperation holding ring and clamp ring again.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of an intermediate block of the present invention;
FIG. 3 is a cross-sectional view of a bi-directional screw of the present invention;
FIG. 4 is a cross-sectional view of a nut of the present invention;
FIG. 5 is a partial cross-sectional view of a tarpaulin cylinder one of the present invention;
fig. 6 is a cross-sectional view of the ring of the present invention.
In the figure: 1. an end plate; 2. a bidirectional screw; 3. a middle block; 4. a nut; 5. a first connecting rod; 6. a movable shaft; 7. a first steel wire rope; 8. a hanging scale; 9. a second steel wire rope; 10. a second connecting rod; 11. a positioning ring; 12. an external thread; 13. a screw cap; 14. a clamp ring; 15. a steel wire rope III; 16. a mounting bracket; 17. a stepping motor; 18. a waterproof cloth cylinder I; 19. a waterproof cloth cylinder II; 20. a first through hole; 21. a limit rod; 22. a reinforcing rod; 23. a support plate; 24. a slide block; 25. a slide rail; 26. a right angle plate; 27. a roller; 28. a riser; 29. a connecting column; 30. an annular flange; 31. a second through hole; 32. a circular ring; 33. a mounting ring; 34. a mounting hole; 35. installing a bolt; 36. a positioning groove; 37. and a ring member.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 6, the anti-tilting adjustable field steel beam lifting appliance of the embodiment comprises two end plates 1, two reinforcing rods 22 are fixedly connected between the two end plates 1, the reinforcing rods 22 are used for connecting the two end plates 1 so as to form a frame structure, a bidirectional screw rod 2 is rotatably connected between the two end plates 1, the distance between two nuts 4 can be adjusted by rotation of the bidirectional screw rod 2, a middle block 3 is rotatably arranged in the middle of the bidirectional screw rod 2, the nuts 4 are connected to two sections of threads of the bidirectional screw rod 2 in a threaded manner, after the distance between the two nuts 4 is changed, the included angle between the two connecting rods 5 is changed, the first connecting rods 5 are hinged at the bottom ends of the nuts 4, the same movable shaft 6 is hinged at the bottom ends of the first two connecting rods 5, the movable shaft 6 is used for connecting the bottom ends of the first connecting rods 5 together, a first steel wire rope 7 is fixedly connected to the movable shaft 6, the steel wire rope I7 is used for connecting the movable shaft 6 and the hanging balance 8, the hanging balance 8 is fixedly arranged at the bottom end of the steel wire rope I7, the steel wire rope II 9 is fixedly connected to a hanger of the hanging balance 8, the reinforcing rod 22 comprises a plurality of vertical plates 28 and a plurality of connecting columns 29, the reinforcing rod 22 is divided into the vertical plates 28 and the connecting columns 29, the weight of the reinforcing rod 22 is reduced under the condition that the bearing capacity of the reinforcing rod 22 is not reduced, the distance between two adjacent vertical plates 28 is equal, the two ends of the connecting columns 29 are fixedly connected with the two vertical plates 28 respectively, the hanging balance 8 is electrically connected with the control module, the control module compares the weight born by four hanging points of the field steel beam hanger according to the data measured by the hanging balance 8, and accordingly adjusts the heights of the bottom ends of the steel wire ropes II 9 at the four hanging points to realize that the four hanging points bear the same weight as much as possible, the weight bearing of the second steel wire rope 9 is measured by arranging the hanging scale 8, then the distance between the two nuts 4 is adjusted by utilizing the rotation of the bidirectional screw rod 2, and the included angle between the first two connecting rods 5 can be adjusted, so that the height of the bottom end of the second steel wire rope 9 is adjusted, the phenomenon that the hung object is inclined and overturned due to the fact that the length of the steel wire rope is different and the stress of a hanging point is uneven is avoided, and the safety performance is remarkably improved.
Specifically, be provided with a plurality of wire rope III 15 between wire rope I7 and the wire rope II 9, the setting of wire rope III 15 can avoid disconnection between wire rope I7 and the wire rope II 9 under the unexpected damage of hanging scale 8 leads to the disintegration circumstances, and the security performance of whole device obtains further improving, and all is fixed with the square on wire rope I7 and the wire rope II 9, the both ends of wire rope III 15 respectively with two square fixed connection.
Further, a mounting bracket 16 is fixedly mounted on one of the end plates 1, the mounting bracket 16 is used for mounting a stepper motor 17, the stepper motor 17 is fixedly mounted on the mounting bracket 16, the stepper motor 17 is also electrically connected with a control module, the control module controls the distance between the two nuts 4 by controlling the rotation direction of the output shaft of the stepper motor 17, and one end of the bidirectional screw rod 2 penetrates one of the end plates 1 and is fixedly connected with the output shaft of the stepper motor 17.
Further, the waterproof cloth cylinder I18 and the waterproof cloth cylinder II 19 are arranged on two sides of the middle block 3, the bidirectional screw rod 2 can be effectively isolated from the external environment by arranging the waterproof cloth cylinder I18 and the waterproof cloth cylinder II 19, the situation that the bidirectional screw rod 2 is oxidized and rusted under the high-temperature and humidity condition is avoided, the service life of the device is prolonged, the maintenance and use cost of the device is reduced, the waterproof cloth cylinder I18 and the waterproof cloth cylinder II 19 are both sleeved on the bidirectional screw rod 2, two ends of the waterproof cloth cylinder I18 are respectively arranged on the middle block 3 and the nut 4, and two ends of the waterproof cloth cylinder II 19 are respectively arranged on the nut 4 and the end plate 1.
Further, a plurality of first through holes 20 are formed in the middle block 3 and the nut 4, a plurality of limiting rods 21 are fixedly connected between the two end plates 1, the limiting rods 21 can prevent the waterproof cloth cylinder I18 from being contacted with the waterproof cloth cylinder II 19 and the bidirectional screw rod 2, the limiting rods 21 penetrate through the first through holes 20, and the limiting rods 21 penetrate through the waterproof cloth cylinder I18 and the waterproof cloth cylinder II 19.
Further, end plate 1, intermediate block 3 and stiffener 22's top all fixedly connected with connecting rod two 10, and cup joint on connecting rod two 10 and install holding ring 11, the top of connecting rod two 10 has nut 13 through external screw thread 12 threaded connection, and the bottom of nut 13 cup joints and installs clamp ring 14, through setting up connecting rod two 10 and nut 13, makes things convenient for the staff to install device fixed mounting in the hoisting point position of field style of calligraphy girder steel hoist, and the stability after the installation has been improved to the cooperation holding ring 11 and clamp ring 14 again.
Further, be provided with backup pad 23 between stiffener 22 and the nut 4, the one end and the nut 4 fixed connection of backup pad 23, and slider 24 is installed to the other end of backup pad 23, the side of stiffener 22 is fixed with slide rail 25, the setting of slider 24 and slide rail 25, can share the gravity that bears on the bi-directional screw rod 2 to two stiffeners 22, thereby prevent that bi-directional screw rod 2 from appearing crooked condition because of long-term bearing, slider 24 slidable mounting is on slide rail 25, the top of slider 24 is fixed with right-angle plate 26, and the gyro wheel 27 is installed in the rotation on the right-angle plate 26, the upper surface rolling contact of gyro wheel 27 and riser 28, the setting of right-angle plate 26 and gyro wheel 27 is favorable to sharing the gravity that bears on the bi-directional screw rod 2 more.
Further, the two ends of the waterproof cloth cylinder I18 and the waterproof cloth cylinder II 19 are respectively provided with an annular flange 30, a plurality of through holes II 31 are formed in the annular flange 30, a mounting ring 33 is arranged on one side of the annular flange 30, the mounting ring 33 is used for pressing the annular flange 30 to a proper position, the waterproof cloth cylinder I18 and the waterproof cloth cylinder II 19 can be mounted and fixed by being matched with mounting bolts 35, a plurality of mounting holes 34 are formed in the mounting ring 33, and the mounting bolts 35 penetrate through the mounting holes 34.
Furthermore, the ring 32 is fixed inside the second through hole 31, the ring 32 can prevent the second through hole 31 from being torn, one end of the ring 32 is fixed with the ring 37, the ring 37 and the positioning groove 36 are arranged, the second through hole 31 can be aligned with the mounting hole 34 quickly, the actual mounting efficiency is improved, the positioning groove 36 is arranged at the opening of one end of the mounting hole 34, and the positioning groove 36 and the ring 37 are arranged in a matched manner.
The application method of the embodiment is as follows: the four devices are fixedly installed at the lifting point of the field-shaped steel beam lifting appliance by utilizing the second connecting rods 10 and the nuts 13, then the lifted object can be lifted, and concretely, the bottom ends of the second steel wire ropes 9 are fixed to the lifted object, then the field-shaped steel beam lifting appliance is upwards moved, the second steel wire ropes 9 are gradually straightened, the last four second steel wire ropes 9 lift the lifted object, at the moment, the four lifting scales 8 transmit measured data to the control module, the control module compares the gravity born by the second four steel wire ropes 9, when the second steel wire ropes 9 at a certain lifting point are overlarge in bearing, the stepping motor 17 at the starting position is controlled, the stepping motor 17 drives the bidirectional screw rod 2 to rotate, the distance between the two nuts 4 is gradually increased, the included angle between the first two connecting rods 5 is gradually increased, the distance between the bottom ends of the second steel wire ropes 9 and the bidirectional screw rod 2 is gradually reduced, the gravity born by the second four steel wire ropes 9 is equal to the greatest extent, and therefore the purpose of balancing the lifted object is achieved, and the practical use requirement is met.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. Anti-tilting adjustable field style of calligraphy girder steel hoist, including two end plates (1), two fixedly connected with two stiffener (22), its characterized in that between end plate (1): the two end plates (1) are rotationally connected with a bidirectional screw (2), a middle block (3) is rotationally arranged in the middle of the bidirectional screw (2), nuts (4) are connected to two sections of threads of the bidirectional screw (2) in a threaded manner, a first connecting rod (5) is hinged to the bottom end of each nut (4), a same movable shaft (6) is hinged to the bottom end of each first connecting rod (5), a first steel wire rope (7) is fixedly connected to each movable shaft (6), a hanging scale (8) is fixedly arranged at the bottom end of each first steel wire rope (7), a second steel wire rope (9) is fixedly connected to a hook of each hanging scale (8), each reinforcing rod (22) comprises a plurality of vertical plates (28) and a plurality of connecting columns (29), the distances between the adjacent two vertical plates (28) are equal, and two ends of each connecting column (29) are fixedly connected with two vertical plates (28) respectively;
a mounting bracket (16) is fixedly arranged on one of the end plates (1), a stepping motor (17) is fixedly arranged on the mounting bracket (16), and one end of the bidirectional screw rod (2) penetrates through one of the end plates (1) and is fixedly connected with an output shaft of the stepping motor (17);
the top of the end plate (1), the top of the middle block (3) and the top of the reinforcing rod (22) are fixedly connected with a second connecting rod (10), a positioning ring (11) is sleeved on the second connecting rod (10), the top of the second connecting rod (10) is connected with a nut (13) through an external thread (12) in a threaded manner, and a compression ring (14) is sleeved at the bottom end of the nut (13);
the four devices are fixedly installed at the lifting point of the field-shaped steel beam lifting appliance by utilizing the second connecting rods (10) and the nuts (13), then the lifted object can be lifted, specifically, the bottom ends of the second steel wire ropes (9) are fixed to the lifted object, then the field-shaped steel beam lifting appliance is moved upwards, the second steel wire ropes (9) are gradually straightened, finally the lifted object can be lifted by the second four steel wire ropes (9), at the moment, the data measured by the second four lifting scales (8) can be transmitted to the control module, the control module compares the gravity born by the second four steel wire ropes (9), when the weight of the second steel wire ropes (9) at a certain lifting point is overlarge, the stepping motor (17) at the starting position is controlled, the stepping motor (17) drives the bidirectional screw rods (20) to rotate, the distance between the first two nuts (4) is gradually increased, the included angle between the bottom ends of the first steel wire ropes (9) and the bidirectional screw rods (2) is gradually decreased, and the gravity born by the second steel wire ropes (9) is balanced as much as possible.
2. The tilt-resistant adjustable field steel beam sling as defined in claim 1, wherein: a plurality of steel wire ropes III (15) are arranged between the steel wire ropes I (7) and the steel wire ropes II (9), square blocks are fixed on the steel wire ropes I (7) and the steel wire ropes II (9), and two ends of the steel wire ropes III (15) are fixedly connected with the two square blocks respectively.
3. The tilt-resistant adjustable field steel beam sling as defined in claim 1, wherein: the waterproof cloth device is characterized in that a first waterproof cloth cylinder (18) and a second waterproof cloth cylinder (19) are arranged on two sides of the middle block (3), the first waterproof cloth cylinder (18) and the second waterproof cloth cylinder (19) are sleeved on the bidirectional screw rod (2), two ends of the first waterproof cloth cylinder (18) are respectively arranged on the middle block (3) and the nut (4), and two ends of the second waterproof cloth cylinder (19) are respectively arranged on the nut (4) and the end plate (1).
4. A tilt-resistant adjustable field steel beam sling as defined in claim 3, wherein: a plurality of first through holes (20) are formed in the middle block (3) and the nut (4), a plurality of limiting rods (21) are fixedly connected between the two end plates (1), the limiting rods (21) penetrate through the first through holes (20), and the limiting rods (21) penetrate through the first waterproof cloth cylinder (18) and the second waterproof cloth cylinder (19).
5. The tilt-resistant adjustable field steel beam sling as defined in claim 1, wherein: be provided with backup pad (23) between stiffener (22) and nut (4), the one end and the nut (4) fixed connection of backup pad (23), and slider (24) are installed to the other end of backup pad (23), the side of stiffener (22) is fixed with slide rail (25), slider (24) slidable mounting is on slide rail (25), the top of slider (24) is fixed with rectangular plate (26), and rotates on rectangular plate (26) and install gyro wheel (27), the upper surface rolling contact of gyro wheel (27) and riser (28).
6. A tilt-resistant adjustable field steel beam sling as defined in claim 3, wherein: the waterproof cloth tube comprises a waterproof cloth tube body and is characterized in that annular flanges (30) are arranged at two ends of the waterproof cloth tube body (18) and the waterproof cloth tube body (19), a plurality of through holes (31) are formed in the annular flanges (30), a mounting ring (33) is arranged on one side of the annular flanges (30), a plurality of mounting holes (34) are formed in the mounting ring (33), and mounting bolts (35) penetrate through the mounting holes (34).
7. The tilt-resistant adjustable field steel beam sling as defined in claim 6, wherein: the inside of through-hole two (31) is fixed with ring (32), and the one end of ring (32) is fixed with annular piece (37), constant head tank (36) have been seted up to the one end opening part of mounting hole (34), and constant head tank (36) and annular piece (37) are the assorted setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111208138.7A CN113911899B (en) | 2021-10-18 | 2021-10-18 | Anti-tilting adjustable field-shaped steel girder lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111208138.7A CN113911899B (en) | 2021-10-18 | 2021-10-18 | Anti-tilting adjustable field-shaped steel girder lifting appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113911899A CN113911899A (en) | 2022-01-11 |
| CN113911899B true CN113911899B (en) | 2023-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111208138.7A Active CN113911899B (en) | 2021-10-18 | 2021-10-18 | Anti-tilting adjustable field-shaped steel girder lifting appliance |
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| CN107381326A (en) * | 2017-07-10 | 2017-11-24 | 中建钢构有限公司 | A kind of suspender of Large Steel cylinder |
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| CN108946436A (en) * | 2018-08-01 | 2018-12-07 | 扬州市神力吊具制造有限公司 | A kind of novel adjustable suspender |
| CN208776204U (en) * | 2018-09-07 | 2019-04-23 | 蒙城佳仕龙机械制造有限公司 | A kind of commercial vehicle components suspender |
| CN213141129U (en) * | 2020-07-06 | 2021-05-07 | 中交二航局第四工程有限公司 | Adjustable multi-point parallel hoisting device suitable for flexible long-line hanging object |
| CN111960249A (en) * | 2020-07-27 | 2020-11-20 | 中建科技集团有限公司 | Laminated slab lifting appliance and steel beam |
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| CN113911899A (en) | 2022-01-11 |
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