CN212712436U - Device convenient to ascend height for building tower crane - Google Patents
Device convenient to ascend height for building tower crane Download PDFInfo
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- CN212712436U CN212712436U CN202020595946.8U CN202020595946U CN212712436U CN 212712436 U CN212712436 U CN 212712436U CN 202020595946 U CN202020595946 U CN 202020595946U CN 212712436 U CN212712436 U CN 212712436U
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- tower crane
- hollow square
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Abstract
The utility model relates to a building tower crane is with device of being convenient for ascend a height, its characterized in that: comprises a tower crane body; two cross rods fixedly arranged at the upper end and the lower end of the tower crane body, two symmetrical frame columns fixedly arranged between the two cross rods, and a plurality of steps distributed on the two frame columns; a clamping mechanism for clamping shoes and a transmission mechanism for driving the clamping mechanism to move left and right are formed on the step; the utility model discloses simple structure, convenient and practical steps on when stepping on the piece when stepping on when operating personnel, can make the compression leg move down, at this moment, can make gear revolve through tooth to can make the lead screw drive ball nut and remove, at this moment, two arc boards can relative movement, and the centre gripping is in the both sides of shoes, thereby can improve the stability between staff's foot and the step, can avoid appearing the phenomenon of skidding.
Description
Technical Field
The utility model relates to a building construction equipment technical field specifically is a device of being convenient for ascend a height for building tower crane.
Background
The tower crane is the most common hoisting equipment on the construction site, also known as tower crane, and is lengthened section by section for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like. The tower crane is the indispensable equipment on the building site, and operating personnel need get into the driver's cabin through the ladder of climbing on the tower crane.
Ladder on current tower crane need cooperate the safety belt to use together owing to set up comparatively simply, and operating personnel can appear the phenomenon of skidding at the in-process sole of climbing on the ladder occasionally to accident can appear.
In view of the above problems, it is necessary to improve them.
SUMMERY OF THE UTILITY MODEL
The utility model relates to an overcome the defect among the above-mentioned prior art, provide a simple structure, convenient and practical, the building tower crane of tower crane climbing ladder safety is with device of being convenient for ascend a height.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a building tower crane is with device of being convenient for ascend a height which characterized in that: comprises a tower crane body; two cross rods fixedly arranged at the upper end and the lower end of the tower crane body, two symmetrical frame columns fixedly arranged between the two cross rods, and a plurality of steps distributed on the two frame columns; a clamping mechanism for clamping shoes is formed on the step and is used for driving the transmission mechanism to move left and right.
As the utility model discloses an optimal scheme, the step includes hollow square cover, and drive mechanism assembles in hollow square cover, one side fixed connection that the both ends of hollow square cover are relative with two frame posts respectively, and hollow square cover middle part is formed with the opening, and it has the piece of trampling to slide to be equipped with in the opening, and drive mechanism is located tramples a bottom.
As a preferred scheme of the utility model, the spout has been laid to hollow square sleeve top symmetry, and the spout is located the both sides of opening, and fixture sliding connection is in the spout, and through stepping on the piece and moving down, drive mechanism drives and controls about fixture along the spout for the clamp of shoes is tight or is loosened.
As a preferred scheme of the utility model, fixture includes that the symmetry lays two backplate on the step, and the arc wall has been seted up to one side of this backplate, and fixedly connected with protection pad on the inner wall of arc wall.
As a preferred scheme of the utility model, drive mechanism includes the compression leg, sets firmly the slide rail in both sides around hollow square sleeve inner wall, and sliding connection has the slider in the slide rail, and return spring and slide rail inner wall's bottom fixed connection are passed through to the bottom of slider, and two relative one sides of slider respectively with the both sides fixed connection on compression leg surface, the top of this compression leg run through the opening and rather than the top step on the bottom fixed connection of piece.
As a preferred scheme of the utility model, both sides of the surface of the compression leg are fixedly connected with six teeth, both ends of the front and back sides of the inner wall of the hollow square sleeve are connected through a rotating shaft, the rotating shaft is sleeved with a gear, the teeth are meshed with the gear, the rotating shaft is sleeved with a driving wheel, the driving wheel is in transmission connection with a driven wheel on one side of the driving wheel through a belt, a rotating rod is inserted in the axis center of the driven wheel, both ends of the rotating rod are respectively in movable connection with the front and back sides of the inner wall of the hollow square sleeve, a worm wheel is sleeved on the rotating rod, a screw rod is inserted in bearings embedded on both sides of the inner wall of the hollow square sleeve, a worm sleeve is sleeved on the screw rod, the worm wheel is meshed with the worm sleeve above the worm sleeve, a ball nut is, and the top ends of the two transmission shafts respectively penetrate through the sliding grooves formed in the two sides of the top of the hollow square sleeve and are fixedly connected with the bottom of the guard plate outside the hollow square sleeve.
As an optimized scheme of the utility model, the top of compression leg is located tramples the intermediate position of piece bottom, and tramples the intermediate position that the piece is located hollow square sleeve top.
As an optimized proposal of the utility model, the two ends of the transmission shaft are respectively positioned at the middle part of one side of the ball nut and the guard plate which are opposite.
As an optimized scheme of the utility model, the initial position of slider is located the inside top of slide rail.
As an optimized proposal of the utility model, the bottom of the compression leg is positioned above the bottom of the inner wall of the hollow square sleeve.
The utility model has the advantages that:
1. the utility model discloses simple structure, convenient and practical, when operating personnel steps on and steps on the piece, can make the compression leg move down, at this moment, can make the gear rotate through the tooth to can make the lead screw drive ball nut and remove, at this moment, two arc boards can relative movement, and the centre gripping is in the both sides of shoes, thereby can improve the stability between staff's foot and the step, can avoid appearing the phenomenon of skidding;
2. when staff's foot left to step on the piece, under the effect of return spring resilience force, can make the slider drive the compression leg and kick-back, at this moment, can make lead screw antiport to can make two arc boards break away from the vamp, at this moment, make things convenient for operating personnel to continue upwards to climb.
Drawings
FIG. 1 is a front sectional view of the structure of the present invention;
FIG. 2 is an enlarged view of the structure of FIG. 1;
FIG. 3 is a side view of the interior of the hollow square sleeve of the present invention;
fig. 4 is a top view of the hollow square sleeve of the present invention.
Description of the drawings: the tower crane comprises a tower crane body 1, a cross rod 2, a frame column 3, a step 4, a clamping mechanism 5, a transmission mechanism 6, a hollow square sleeve 401, a sliding rail 402, a sliding block 403, a return spring 404, a pressing column 405, through holes 406 and 407 stepping blocks, teeth 408, a rotating shaft 409, a gear 410, a driving wheel 411, a belt 412, a driven wheel 413, a rotating rod 414, a worm gear 415, a screw rod 416, a worm sleeve 417, a ball nut 418, a transmission shaft 419, a sliding groove 420, a protective plate 421, an arc-shaped groove 422 and a protective pad 423.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in fig. 1-4, the device that is convenient for ascend a height for building tower crane that this embodiment provided, including tower crane body 1, two horizontal poles 2, two frame posts 3 and a plurality of step 4, and the both ends of two horizontal poles 2 respectively with the both ends fixed connection of 1 one side top of tower crane body and bottom, the top and the bottom of two frame posts 3 respectively with the both ends fixed connection on two horizontal pole 2 surfaces, the both ends of step 4 respectively with two frame posts 3 relative one side fixed connection, be formed with fixture 5 that is used for centre gripping shoes on the step 4, be used for driving fixture 5 and remove drive mechanism 6 that removes.
The step 4 comprises a hollow square sleeve 401, the transmission mechanism 6 is assembled in the hollow square sleeve 401, two ends of the hollow square sleeve 401 are fixedly connected with one side of the two frame columns 3 opposite to each other, a through hole 406 is formed in the middle of the hollow square sleeve 401, a stepping block 407 is assembled in the through hole 406 in a sliding mode, and the transmission mechanism 6 is located at the bottom of the stepping block 407; the top of the hollow square sleeve 401 is symmetrically provided with sliding grooves 420, the sliding grooves 420 are positioned on two sides of the through hole 406, the clamping mechanism 5 is connected in the sliding grooves 420 in a sliding mode, the treading block 407 moves downwards, and the transmission mechanism 6 drives the clamping mechanism 5 to move left and right along the sliding grooves 420 for clamping or loosening the shoes.
The utility model discloses simple structure, convenient and practical, when operating personnel steps on and steps on the piece, can make the compression leg move down, at this moment, can make the gear rotate through the tooth to can make the lead screw drive ball nut and remove, at this moment, two arc boards can relative movement, and the centre gripping is in the both sides of shoes, thereby can improve the stability between staff's foot and the step, can avoid appearing the phenomenon of skidding; when staff's foot left to step on the piece, under the effect of return spring resilience force, can make the slider drive the compression leg and kick-back, at this moment, can make lead screw antiport to can make two arc boards break away from the vamp, at this moment, make things convenient for operating personnel to continue upwards to climb.
The transmission mechanism 6 comprises a compression leg 405, slide rails 402 fixedly arranged on the front side and the rear side of the inner wall of the hollow square sleeve 401, a slide block 403 is connected in the slide rails 402 in a sliding manner, the starting position of the slide block 403 is located above the inner wall of the slide rails 402, the bottom of the slide block 403 is fixedly connected with the bottom of the inner wall of the slide rails 402 through a return spring 404, one side, opposite to the two slide blocks 403, of each slide block is fixedly connected with the two sides of the surface of the compression leg 405, the bottom end of the compression leg 405 is located above the bottom of the inner wall of the hollow square sleeve 401, and the top end of the compression leg 405 penetrates through a through hole 406 formed.
The top of compression leg 405 is located the intermediate position of trampling the piece 407 bottom, and tramples the intermediate position that piece 407 is located hollow square cover 401 top, tramples the position of piece 407, can make whole hollow square cover 401 atress even on the one hand, and on the other hand can remind the accurate position of trampling of operating personnel to it can make the stable downward removal of compression leg 405 to trample the piece 407.
Six teeth 408 are fixedly connected to both sides of the surface of the compression leg 405, both ends of the front and rear sides of the inner wall of the hollow square sleeve 401 are connected through a rotating shaft 409, a gear 410 is sleeved on the rotating shaft 409, the teeth 408 are engaged with the gear 410, a driving wheel 411 is sleeved on the rotating shaft 409, the driving wheel 411 is in transmission connection with a driven wheel 413 at one side thereof through a belt 412, a rotating rod 414 is inserted at the axis of the driven wheel 413, both ends of the rotating rod 414 are respectively in movable connection with the front and rear sides of the inner wall of the hollow square sleeve 401, a worm wheel 415 is sleeved on the rotating rod 414, a screw rod 416 is inserted in bearings embedded at both sides of the inner wall of the hollow square sleeve 401, a worm sleeve 417 is sleeved on the screw rod 416, the worm wheel 415 is engaged with a worm sleeve 417 above the worm rod 415, a ball nut 418 is sleeved on the screw rod 416, the top of the ball nut 418 is fixedly connected with the bottom end of a transmission shaft 419, and the top ends of, the ends of the drive shaft 419 are located in the middle of the opposite sides of the ball nut 418 and the shield 421.
The clamping mechanism 5 comprises two guard plates 421 symmetrically arranged on the step 4, one side of each guard plate 421 is provided with an arc-shaped groove 422, and the inner wall of each arc-shaped groove 422 is fixedly connected with a protection pad 423; the protection pad 423 can prevent the protector plate 421 from pinching the foot.
When operating personnel tramples on stepping on piece 407, can make compression leg 405 downstream, at this moment, can make gear 410 rotate through tooth 408, thereby can make lead screw 416 drive ball nut 418 and remove, at this moment, two arcs can relative movement, and the centre gripping is in the both sides of shoes, thereby can improve the stability between staff foot and the step 4, the phenomenon of skidding can be avoided appearing, leave when stepping on piece 407 when staff's foot, under the effect of return spring 404 resilience force, can make slider 403 drive compression leg 405 kick-back, at this moment, can make lead screw 416 counter-rotation, thereby can make two arcs break away from the vamp, at this moment, make things convenient for operating personnel to continue upwards to climb.
The working principle of the device convenient for climbing up for the building tower crane in the embodiment is as follows: when the feet of the staff step on the stepping block 407 on the hollow square sleeve 401, under the action of pressure, the stepping block 407 can drive the compression leg 405 to move downwards, so that the sliding block 403 can move downwards in the sliding rail 402 and compress the return spring 404, and the teeth 408 will drive the gear 410 to rotate, so that the rotating shaft 409 can drive the driving wheel 411 to rotate, and the driven wheel 413 can drive the rotating rod 414 to rotate in cooperation with the belt 412, at the moment, the worm wheel 415 can drive the screw rod 416 inserted in the worm sleeve to rotate, meanwhile, the ball nut 418 drives the two arc plates to move relatively through the transmission shaft 419 and clamp the two arc plates on the two sides of the shoe upper, when the foot leaves the stepping block 407, the return spring 404 pushes the plunger 405 to move upwards through the slider 403, therefore, the teeth 408 can drive the gear 410 to rotate reversely again, and at the moment, the two guard plates 421 can be separated from the shoe upper, so that the operator can conveniently climb continuously.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: the tower crane comprises a tower crane body 1, a cross rod 2, a frame column 3, a step 4, a clamping mechanism 5, a transmission mechanism 6, a hollow square sleeve 401, a sliding rail 402, a sliding block 403, a return spring 404, a pressing column 405, stepping blocks of through holes 406 and 407, teeth 408, a rotating shaft 409, a gear 410, a driving wheel 411, a belt 412, a driven wheel 413, a rotating rod 414, a worm gear 415, a screw rod 416, a worm sleeve 417, a ball nut 418, a transmission shaft 419, a sliding groove 420, a protective plate 421, an arc-shaped groove 422, a protective pad 423 and other terms, but the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. The utility model provides a building tower crane is with device of being convenient for ascend a height which characterized in that: comprises a tower crane body (1); two cross rods (2) fixedly arranged at the upper end and the lower end of the tower crane body (1), two symmetrical frame columns (3) fixedly arranged between the two cross rods (2), and a plurality of steps (4) distributed on the two frame columns (3); a clamping mechanism (5) for clamping shoes and a transmission mechanism (6) for driving the clamping mechanism (5) to move left and right are formed on the step (4).
2. The device of claim 1 for building tower crane convenient to ascend a height, characterized in that: step (4) are including hollow square cover (401), and drive mechanism (6) assemble in hollow square cover (401), the both ends of hollow square cover (401) respectively with two frame post (3) relative one side fixed connection, hollow square cover (401) middle part is formed with through hole (406), and it has pedal piece (407) to slide to be equipped with in through hole (406), and drive mechanism (6) are located and step on piece (407) bottom.
3. The device of claim 2 for building tower crane convenient to ascend a height, characterized in that: sliding grooves (420) are symmetrically distributed at the top of the hollow square sleeve (401), the sliding grooves (420) are located on two sides of the through hole (406), the clamping mechanism (5) is connected into the sliding grooves (420) in a sliding mode and moves downwards through the treading block (407), and the transmission mechanism (6) drives the clamping mechanism (5) to move left and right along the sliding grooves (420) and is used for clamping or loosening shoes.
4. The device convenient for ascending a height for a building tower crane according to claim 1 or 3, characterized in that: fixture (5) including two backplate (421) on step (4) are laid to the symmetry, arc groove (422) have been seted up to one side of this backplate (421), and fixedly connected with protection pad (423) on the inner wall of arc groove (422).
5. The device for conveniently ascending a tower crane according to claim 1, 2 or 3, wherein: the transmission mechanism (6) comprises a compression column (405) and slide rails (402) fixedly arranged on the front side and the rear side of the inner wall of the hollow square sleeve (401), a slide block (403) is connected in the slide rail (402) in a sliding mode, the bottom of the slide block (403) is fixedly connected with the bottom of the inner wall of the slide rail (402) through a return spring (404), one side, opposite to the two slide blocks (403), of each slide block is fixedly connected with the two sides of the surface of the compression column (405), and the top end of the compression column (405) penetrates through a through hole (406) and is fixedly connected with the bottom of a treading block (407) above the.
6. The device of claim 5 for building tower crane convenient to ascend a height, characterized in that: two sides of the surface of the compression column (405) are fixedly connected with six teeth (408), two ends of the front side and the rear side of the inner wall of the hollow square sleeve (401) are connected through a rotating shaft (409), the rotating shaft (409) is sleeved with a gear (410), the teeth (408) are meshed with the gear (410), the rotating shaft (409) is sleeved with a driving wheel (411), the driving wheel (411) is in transmission connection with a driven wheel (413) on one side of the driving wheel through a belt (412), a rotating rod (414) is inserted in the axis of the driven wheel (413), two ends of the rotating rod (414) are respectively movably connected with the front side and the rear side of the inner wall of the hollow square sleeve (401), a worm wheel (415) is sleeved on the rotating rod (414), screw rods (416) are inserted in bearings embedded on two sides of the inner wall of the hollow square sleeve (401), a worm sleeve (417) is sleeved on the screw rod (416), the worm wheel (415) is meshed with a sleeve (417) above the screw rod (416), the top of the ball nut (418) is fixedly connected with the bottom ends of the transmission shafts (419), and the top ends of the two transmission shafts (419) respectively penetrate through the sliding grooves (420) formed in the two sides of the top of the hollow square sleeve (401) and are fixedly connected with the bottom of the guard plate (421) outside the hollow square sleeve.
7. The device of claim 6 for building tower crane convenient to ascend a height, characterized in that: the top end of the compression leg (405) is located at the middle position of the bottom of the stepping block (407), and the stepping block (407) is located at the middle position of the top of the hollow square sleeve (401).
8. The device of claim 7 for building tower crane convenient to ascend a height, characterized in that: and two ends of the transmission shaft (419) are respectively positioned in the middle of one side of the ball nut (418) opposite to the protective plate (421).
9. The device of claim 5 for building tower crane convenient to ascend a height, characterized in that: the starting position of the sliding block (403) is positioned above the inner part of the sliding rail (402).
10. The device of claim 6 for building tower crane convenient to ascend a height, characterized in that: the bottom end of the compression leg (405) is positioned above the bottom of the inner wall of the hollow square sleeve (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020595946.8U CN212712436U (en) | 2020-04-20 | 2020-04-20 | Device convenient to ascend height for building tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020595946.8U CN212712436U (en) | 2020-04-20 | 2020-04-20 | Device convenient to ascend height for building tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212712436U true CN212712436U (en) | 2021-03-16 |
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ID=74943450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020595946.8U Active CN212712436U (en) | 2020-04-20 | 2020-04-20 | Device convenient to ascend height for building tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212712436U (en) |
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2020
- 2020-04-20 CN CN202020595946.8U patent/CN212712436U/en active Active
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