CN212475831U - Anti-overturning device of crane trolley - Google Patents

Anti-overturning device of crane trolley Download PDF

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Publication number
CN212475831U
CN212475831U CN202021137111.4U CN202021137111U CN212475831U CN 212475831 U CN212475831 U CN 212475831U CN 202021137111 U CN202021137111 U CN 202021137111U CN 212475831 U CN212475831 U CN 212475831U
Authority
CN
China
Prior art keywords
fixed
mounting
adjusting
screw rod
adjusting screw
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202021137111.4U
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Chinese (zh)
Inventor
高站波
李德江
张龙山
胡杰
胡林中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Henan Huanghe Explosion Proof Crane Co Ltd
Original Assignee
Henan Huanghe Explosion Proof Crane Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Henan Huanghe Explosion Proof Crane Co Ltd filed Critical Henan Huanghe Explosion Proof Crane Co Ltd
Priority to CN202021137111.4U priority Critical patent/CN212475831U/en
Application granted granted Critical
Publication of CN212475831U publication Critical patent/CN212475831U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

An anti-overturning device of a crane trolley comprises a fixed plate fixed at the end part of an end beam of the crane trolley, wherein a supporting plate is fixed at the bottom end of the fixed plate, an anti-overturning device is arranged below the supporting plate, the anti-overturning device comprises two supporting frames, the lower ends of the two supporting frames are rotatably connected with an adjusting screw rod through bearings, two ends of the adjusting screw rod respectively extend out of the supporting frames, and two ends of the adjusting screw rod are symmetrically provided with opposite threads; the utility model discloses a lead screw adjusting device, including the backup pad, two bottom are fixed with the slide rail respectively about the backup pad, and the bottom of two slide rails is sliding connection respectively has the slider, and two supporting blocks are connected respectively in two screw thread departments of adjusting the lead screw, and the bottom of two supporting blocks is fixed with the mounting bracket of vertical setting respectively, and two mounting bracket symmetries set up, have seted up the mounting hole on the mounting bracket respectively, and two mounting hole departments can be dismantled respectively and be fixed with anti-gyro wheel device, and anti-gyro wheel device lies in. The utility model discloses simple structure can reduce the tipping accident of monkey, installation operation convenient to use.

Description

Anti-overturning device of crane trolley
Technical Field
The utility model belongs to the technical field of hoisting machinery equipment, especially, relate to a tipping prevention device of monkey.
Background
The crane trolley mainly comprises a hoisting mechanism, a trolley running mechanism and a trolley frame. The hoisting mechanism comprises a motor, a brake, a speed reducer, a winding drum and a pulley block, wherein the motor drives the winding drum to rotate through an accelerator, so that the steel wire rope is wound on the winding drum or put down from the winding drum to lift a heavy object; the trolley travelling mechanism comprises a motor, a brake, a speed reducer, a wheel set and the like; the trolley frame is a frame for supporting and installing components such as a lifting mechanism and the like, and is usually of a welded structure. The crane trolley runs on a crane main beam track, wheel rims of the crane trolley are in contact with the side faces of the steel rails in the running process of the crane trolley, strong abrasion occurs, and the phenomenon is called rail gnawing. Slight rail gnawing is often ignored by people because the use is not influenced, serious rail gnawing can greatly increase the load of the crane, the running resistance is about three times larger than the normal state, and the phenomena of motor burnout, transmission shaft twist-off and even derailment are caused. Derailing refers to the phenomenon that the wheels of the crane leave the steel rail when in operation, and derailing refers to the phenomenon that the wheels of the crane fall down on the rail surface, so that the crane trolley topples in serious cases.
In the prior art, devices for preventing the crane trolley from overturning are complex in structure, cannot be suitable for running rails of different specifications, and are difficult to maintain and replace when overturning prevention devices are replaced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the inconvenient and orbital problem of walking that can not be applicable to different specifications of the device installation maintenance that overturns of monkey prevents, provide a monkey's anti-overturning device, including the vertical fixed plate of fixing at the end beam tip of monkey, seted up a plurality of through-hole on the fixed plate, can dismantle fixed connection with fixed plate and dolly end beam tip through fixing bolt. The bottom mounting of fixed plate has the backup pad that the level set up, and the backup pad plays to support fixed effect, and the below of backup pad is equipped with prevents the device that topples, prevent the device that topples and include the support frame that two vertical symmetries set up, the bottom at the backup pad is fixed respectively on the top of two support frames. The lower extreme of two support frames is connected with the regulation lead screw that the level set up through the bearing rotation, adjusts the lead screw and can freely rotate on the support frame, adjusts the both ends of lead screw and extends the support frame respectively, the one end of adjusting the lead screw is fixed with the stopper, and the stopper plays spacing effect, and the other end of adjusting the lead screw is fixed with the adjusting hand wheel that is used for rotating the lead screw, and adjusting hand wheel makes things convenient for the staff to rotate the regulation lead screw and adjusts. The two ends of the adjusting screw rod are symmetrically provided with opposite threads, the left bottom end and the right bottom end of the supporting plate are respectively fixed with sliding rails horizontally arranged, the two sliding rails are arranged on the same straight line, the bottom ends of the two sliding rails are respectively and slidably connected with a vertically arranged sliding block, the bottom end of the sliding block is fixed with a supporting block, threaded through holes are formed in the supporting block corresponding to the threads on the adjusting screw rod, the two supporting blocks are respectively connected to the two threads of the adjusting screw rod, and the two supporting blocks move in the same direction or move in the opposite direction when the adjusting screw rod rotates. The bottom of two smooth supporting shoes is fixed with the mounting bracket of vertical setting respectively, and two mounting brackets symmetry set up, have seted up the mounting hole on the mounting bracket respectively, and two mounting hole departments can dismantle respectively and be fixed with the anti-gyro wheel device, and the anti-gyro wheel device is located the orbital both sides of I-steel respectively, adjusts through the rotation of adjusting the lead screw, and two mounting brackets can be freely be close to or keep away from the I-steel track to applicable in the I-steel track of different specifications. The anti-rolling wheel device comprises a fixed shaft, one end of the fixed shaft is fixed on the mounting frame, the other end of the fixed shaft is connected with an anti-rolling wheel through a bearing, the two anti-rolling wheels are respectively positioned at the grooves on two sides of the I-shaped steel rail, and one end of the anti-rolling wheel close to the I-shaped steel rail is detachably fixed with a universal ball. The universal ball comprises a mounting plate, through holes which are uniformly distributed are formed in the mounting plate, threaded holes are formed in the end portion of the anti-rolling wheel corresponding to the mounting plate, the universal ball is fixed at the end portion of the anti-rolling wheel through a fixing bolt, a ball shell is fixed at the top end of the mounting plate, and balls are assembled in the ball shell.
Preferably, the mounting hole on the mounting bracket is a bar-shaped mounting hole for vertical setting, and the arrangement of the bar-shaped mounting hole facilitates the adjustment of the upper position and the lower position of the counter roller.
The scheme has the following advantages:
the adjusting screw rod is provided with two sections of opposite threads, the two supporting blocks are respectively in threaded connection at the two sections of threads of the adjusting screw rod, when the adjusting screw rod rotates clockwise, the two supporting blocks move oppositely and drive the two mounting frames to be close to the I-shaped steel track, when the adjusting screw rod rotates anticlockwise, the supporting blocks on the adjusting screw rod move backwards and drive the two mounting frames to be far away from the I-shaped steel track, and the mounting operation is convenient; the arrangement of the anti-rolling wheel device can effectively avoid the occurrence of derailing and gnawing of the crane trolley; the mounting hole is opened into the bar, and firstly the installation anti-gyro wheel device is convenient, secondly can adjust the distance of anti-gyro wheel for the I-steel track bottom.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a left side view structure diagram of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is an enlarged view of portion B of FIG. 1;
FIG. 5 is a schematic view of a ball transfer unit.
Reference numerals: 1. a fixing plate; 2. an anti-toppling device; 3. a counter roller device; 4. an I-steel rail; 11. a support plate; 21. a support frame; 22. adjusting the lead screw; 221. a limiting block; 222. an adjusting handle; 23. a slide rail; 231. a slider; 24. a support block; 25. a mounting frame; 251. mounting holes; 31. a fixed shaft; 32. fixing a nut; 33. a counter roller; 34. a ball transfer unit; 341. mounting a plate; 342. a ball housing; 343. and a ball.
Detailed Description
As shown in fig. 1-5, the overturn preventing device for the crane trolley comprises a fixing plate 1 vertically fixed at the end part of an end beam of the crane trolley, wherein a plurality of through holes are formed in the fixing plate 1, and the fixing plate 1 and the end part of the end beam of the crane trolley are detachably and fixedly connected through fixing bolts. The bottom mounting of fixed plate 1 has the backup pad 11 that the level set up, and backup pad 11 plays the fixed effect of support, and the below of backup pad 11 is equipped with anti-overturning device 2, anti-overturning device 2 includes the support frame 21 of two vertical symmetry settings, and the bottom at backup pad 11 is fixed respectively on the top of two support frames 21. The lower extreme of two support frames 21 is connected with the regulation lead screw 22 of level setting through the bearing rotation, adjusts lead screw 22 and can freely rotate on support frame 21, adjusts the both ends of lead screw 22 and extends support frame 21 respectively, the one end of adjusting lead screw 22 is fixed with stopper 221, and stopper 221 plays spacing effect, and the other end of adjusting lead screw 22 is fixed with the adjusting hand wheel 222 that is used for rotating the lead screw, and adjusting hand wheel 222 makes things convenient for the staff to rotate the regulation to adjust lead screw 22. Opposite threads are symmetrically arranged at two ends of the adjusting screw rod 22, slide rails 23 horizontally arranged are respectively fixed at the left bottom end and the right bottom end of the supporting plate 21, the two slide rails 23 are on the same straight line, the bottom ends of the two slide rails 23 are respectively and slidably connected with a vertically arranged slide block 231, supporting blocks 24 are respectively fixed at the bottom ends of the slide blocks 231, threaded through holes are formed in the supporting blocks 24 corresponding to the threads on the adjusting screw rod 22, the two supporting blocks 24 are respectively connected at the two threads of the adjusting screw rod 22, and the two supporting blocks 24 move in the same direction or move in the opposite direction when the adjusting screw rod 22 rotates. The bottom of supporting shoe 24 is fixed with the mounting bracket 25 of vertical setting respectively, and two mounting brackets 25 symmetry sets up, has seted up mounting hole 251 on the mounting bracket 25 respectively, and two mounting hole 251 punishments are fixed with anti-gyro wheel device 3 respectively can dismantle respectively, and anti-gyro wheel device 3 is located the both sides of I-steel track 4 respectively, and through the rotation regulation of adjusting lead screw 22, two mounting brackets 25 can freely be close to or keep away from I-steel track 4 to it is applicable in the I-steel track 4 of different specifications. The counter roller device 3 comprises a fixing shaft 31, one end of the fixing shaft 31 is detachably fixed on the mounting frame 25 through a fixing nut 32, the other end of the fixing shaft 31 is connected with a counter roller 33 through a bearing, the two counter rollers 33 are respectively located at grooves on two sides of the I-shaped steel rail 4, and one end, close to the I-shaped steel rail 4, of the counter roller 33 is detachably fixed with a universal ball 34. The universal ball 34 comprises a mounting plate 341, through holes are uniformly distributed in the mounting plate 341, a threaded hole is formed in the end portion of the counter roller 33 corresponding to the mounting plate 341, the universal ball 34 is fixed at the end portion of the counter roller 33 through a fixing bolt, a ball housing 342 is fixed at the top end of the mounting plate 341, and a ball 343 is assembled in the ball housing 342.
Preferably, the mounting hole 251 on the mounting frame 25 is a vertically arranged strip-shaped mounting hole 251, and the strip-shaped mounting hole 251 is convenient for adjusting the up-and-down position of the counter roller 33.
The use process comprises the following steps:
the utility model discloses when using, at first fix fixed plate 1 on the monkey end beam with high strength fixing bolt, treat that fixed plate is fixed 1 fixed good back, manual clockwise rotation adjusting hand wheel 222, adjusting hand wheel 222 drives adjusting screw 22 clockwise rotation, adjusting screw 22 is last supporting shoe 24 moves in opposite directions, two supporting shoes 24 move towards I-steel track 4 respectively, until ball 343 and the cooperation of I-steel track 4 groove inner wall roll-in, then stall adjusting hand wheel 222. Then the fixing nuts 32 on the mounting frame 25 are loosened, and the positions of the turning rollers 33 are adjusted, so that the upper roller edges of the two counter rollers 33 are respectively in rolling fit with the upper bottom surfaces of the grooves of the I-shaped steel track 4. When the counter roller 33 or the universal ball 34 needs to be maintained and replaced, the adjusting hand wheel 222 is rotated anticlockwise, the supporting block 24 drives the counter roller 33 and the universal ball 34 to move back to back, the counter roller 33 and the universal ball 34 are far away from the I-shaped steel rail 4, the fixing nut 32 is loosened, and the counter roller 33 and the universal ball 34 are maintained more smoothly.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims (5)

1. The utility model provides a monkey prevent device that topples, includes the vertical fixed plate of fixing at the end beam tip of monkey, the bottom mounting of fixed plate has the backup pad that the level set up, and the below of backup pad is equipped with prevents the device that topples, its characterized in that: the overturn preventing device comprises two vertically and symmetrically arranged support frames, the top ends of the two support frames are respectively fixed at the bottom ends of the support plates, the lower ends of the two support frames are rotatably connected with horizontally arranged adjusting screw rods through bearings, the two ends of each adjusting screw rod respectively extend out of the support frames, and opposite threads are symmetrically arranged at the two ends of each adjusting screw rod; the utility model discloses a horizontal adjusting device for the I-steel track, including backup pad, two bottom of two slide rails are fixed with the slide rail that the level set up respectively, and the bottom of two slide rails is sliding connection respectively has the slider of vertical setting, and the bottom mounting of slider has the supporting shoe, the screw thread through-hole has been seted up to the screw thread that corresponds on the adjusting screw on the supporting shoe, and two supporting shoes are connected respectively in the two screw thread departments of adjusting the screw, the bottom of supporting shoe is fixed with the mounting bracket of vertical setting respectively, and two mounting bracket symmetries set up, have seted up the mounting hole on the mounting bracket respectively.
2. The overturn preventing device for the crane trolley as claimed in claim 1, wherein the anti-rolling wheel device comprises a fixed shaft, one end of the fixed shaft is fixed on the mounting frame, the other end of the fixed shaft is connected with the anti-rolling wheels through bearings, the two anti-rolling wheels are respectively located at grooves at two sides of the I-shaped steel rail, and universal balls are detachably fixed at one end of each anti-rolling wheel close to the I-shaped steel rail.
3. The overturn preventing device for the crane trolley as claimed in claim 2, wherein the ball bearings comprise mounting plates, through holes are uniformly distributed on the mounting plates, threaded holes are formed in the end portions of the anti-rolling wheels corresponding to the mounting plates, the ball bearings are fixed on the end portions of the anti-rolling wheels through fixing bolts, ball bearing shells are fixed at the top ends of the mounting plates, and the ball bearings are assembled in the ball bearing shells.
4. The overturn preventing device for the crane trolley as claimed in claim 3, wherein the mounting holes of the mounting frame are vertically arranged bar-shaped mounting holes.
5. The overturn prevention device for the crane trolley as claimed in claim 4, wherein a limiting block is fixed at one end of the adjusting screw rod, and an adjusting hand wheel for rotating the screw rod is fixed at the other end of the adjusting screw rod.
CN202021137111.4U 2020-06-18 2020-06-18 Anti-overturning device of crane trolley Expired - Fee Related CN212475831U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021137111.4U CN212475831U (en) 2020-06-18 2020-06-18 Anti-overturning device of crane trolley

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021137111.4U CN212475831U (en) 2020-06-18 2020-06-18 Anti-overturning device of crane trolley

Publications (1)

Publication Number Publication Date
CN212475831U true CN212475831U (en) 2021-02-05

Family

ID=74413102

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021137111.4U Expired - Fee Related CN212475831U (en) 2020-06-18 2020-06-18 Anti-overturning device of crane trolley

Country Status (1)

Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113060653A (en) * 2021-03-18 2021-07-02 安徽春华智能科技有限公司 Electric single-beam European crane convenient to install
CN114538013A (en) * 2022-04-26 2022-05-27 烟台冰轮冻干智能科技有限公司 Automatic material conveying device for freeze-drying equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113060653A (en) * 2021-03-18 2021-07-02 安徽春华智能科技有限公司 Electric single-beam European crane convenient to install
CN114538013A (en) * 2022-04-26 2022-05-27 烟台冰轮冻干智能科技有限公司 Automatic material conveying device for freeze-drying equipment

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Legal Events

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210205

Termination date: 20210618

CF01 Termination of patent right due to non-payment of annual fee