CN213445917U - Adjustable tower crane well format structure - Google Patents
Adjustable tower crane well format structure Download PDFInfo
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- CN213445917U CN213445917U CN202021940136.8U CN202021940136U CN213445917U CN 213445917 U CN213445917 U CN 213445917U CN 202021940136 U CN202021940136 U CN 202021940136U CN 213445917 U CN213445917 U CN 213445917U
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- tower crane
- box body
- well format
- side wall
- format structure
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Abstract
The utility model provides a tower crane well form structure with adjustable. Tower crane well format structure with adjustable includes the loading board, slide frame, block mechanism, stop gear and suspension mechanism, the top four corners department fixed mounting of loading board has first pillar, the top middle section edge fixed mounting of loading board has the second pillar that two sets of symmetries set up, sliding connection has slide frame on the outer wall of second pillar, fixed mounting has the box body on slide frame's the lateral wall, it is connected with the pull rod to rotate between two sets of slide frames, block mechanism installs in slide frame's inside, stop gear installs in the inside of box body, suspension mechanism installs on the pull rod. The utility model provides a tower crane well format structure with adjustable has the advantage that makes things convenient for the workman to scramble, has safeguard measure, improves workman's security.
Description
Technical Field
The utility model relates to a tower crane sets up the field, especially relates to a tower crane well form structure with adjustable.
Background
Tower crane, also called tower crane for short, originated from the application in construction in western europe, etc., because under the promotion of a series of good policies such as the urbanization strategy in our country, the development of the whole industry of tower cranes is directly approaching the developed countries such as europe and america, from the aspect of the technical development of tower cranes, although new products are endlessly produced, the new products are improved in the aspects of production efficiency, simple operation, easy maintenance and reliable operation, but the technology of tower cranes is not fundamentally changed.
Generally, a tower crane is supported by a derrick, workers need to climb from the derrick to a cab of the tower crane when using the tower crane, and some workers do not have any safety measures for directly climbing in the time, so that the danger is extremely high.
Therefore, there is a need to provide a new adjustable tower crane well format structure to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a make things convenient for workman to scramble, have safeguard measure, improve the adjustable tower crane well form structure of workman's security.
The utility model provides a tower crane well form structure with adjustable includes: the bearing plate is characterized in that four corners of the top of the bearing plate are fixedly provided with first struts, and two groups of symmetrically arranged second struts are fixedly arranged at the edge of the middle section of the top of the bearing plate; the outer wall of the second support column is connected with a sliding frame in a sliding mode, a box body is fixedly installed on the side wall of the sliding frame, and a pull rod is rotatably connected between the two groups of sliding frames; the clamping mechanism comprises a rotating rod, a gear and a rack, a sliding groove is formed in the side wall of the second support column, the rack is fixedly installed on the inner wall of the sliding groove, the rotating rod is rotatably connected to the side wall of the sliding frame, one end of the rotating rod is rotatably connected with the pull rod, the other end of the rotating rod penetrates through the sliding frame and extends into the box body, the gear is fixedly installed on the rod wall of the rotating rod, which is located inside the sliding frame, and the gear and the rack are meshed with each other; the limiting mechanism is arranged inside the box body; a suspension mechanism mounted on the tie rod.
Preferably, stop gear includes ratchet, pawl and torsional spring axle, the ratchet is fixed cup joints on the pole wall that the bull stick is located the box body inside, the pawl passes through torsional spring axle and rotates to be connected on the inside wall of box body, ratchet and pawl intermeshing, the top of pawl is installed and is carried and draw mechanism.
Preferably, the lifting mechanism comprises a pull rope and a pull ring, one end of the pull rope is fixedly mounted at the top of the pawl, the other end of the pull rope penetrates through the top of the box body to extend outwards, and the pull ring is fixedly mounted at the extending end of the pull rope, which is located outside the box body.
Preferably, the hanging mechanism comprises a mounting sleeve, a sling, a flitch, a binding belt and a fixing buckle, the mounting sleeve is fixedly sleeved at the middle of the pull rod and is located, the sling is fixedly mounted at the bottom of the mounting sleeve, the flitch is fixedly mounted at the bottom of the sling, a first side wall of the flitch is fixedly mounted with the binding, and the other side wall of the flitch is fixedly mounted with the fixing buckle.
Preferably, a plurality of groups of pedals which are distributed at equal intervals are fixedly installed on the side wall of the first support column, and a pedal groove is formed in the top of each pedal.
Preferably, the edges of the two sides of the pull rod are fixedly sleeved with anti-slip sleeves.
Compared with the prior art, the utility model provides a tower crane well format structure with adjustable has following beneficial effect:
the utility model provides a tower crane well format structure with adjustable, when the workman need climb the crane cab at first pillar and second pillar top, can tie up oneself in the bottom of pull rod through hanging the mechanism earlier, then grab the pull rod foot and step on the footboard, slowly upwards promote the pull rod, and the pull rod only can the lapse under block mechanism and stop gear's cooperation, but unable lapse, so can pull the pull rod and upwards creep, thereby make things convenient for the workman to scramble, protective measure has, improve workman's security.
Drawings
FIG. 1 is a schematic structural view of a preferred embodiment of an adjustable tower crane well pattern structure provided by the present invention;
FIG. 2 is an elevation view of the adjustable tower crane well format shown in FIG. 1;
FIG. 3 is a top plan view of the adjustable tower crane well format shown in FIG. 1;
FIG. 4 is a schematic view of the slide frame shown in FIG. 1;
fig. 5 is a schematic view of the internal structure of the case shown in fig. 4.
Reference numbers in the figures: 1. the bearing plate comprises a bearing plate, 2, a first support, 3, a second support, 301, a sliding groove, 4, a sliding frame, 5, a box body, 6, a clamping mechanism, 61, a rotating rod, 62, a gear, 63, a rack, 7, a pull rod, 701, an anti-skidding sleeve, 8, a limiting mechanism, 81, a ratchet wheel, 82, a pawl, 83, a torsion spring shaft, 9, a lifting mechanism, 91, a pull rope, 92, a pull ring, 9a, a hanging mechanism, 9a1, a mounting sleeve, 9a2, a sling, 9a3, a flitch, 9a4, a binding belt, 9a5, a fixing buckle, 9b, a pedal, 9c and a pedal groove.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of an adjustable tower crane well format structure provided by the present invention; FIG. 2 is an elevation view of the adjustable tower crane well format shown in FIG. 1; FIG. 3 is a top plan view of the adjustable tower crane well format shown in FIG. 1; FIG. 4 is a schematic view of the slide frame shown in FIG. 1; fig. 5 is a schematic view of the internal structure of the case shown in fig. 4. The method comprises the following steps: bearing plate 1, sliding frame 4, block mechanism 6, stop gear 8, suspension mechanism 9a, the top four corners fixed mounting of bearing plate 1 has first pillar 2, and the top middle section edge fixed mounting of bearing plate 1 has the second pillar 3 that two sets of symmetries set up.
In a specific implementation process, as shown in fig. 1, 3, 4 and 5, the engaging mechanism 6 includes a rotating rod 61, a gear 62 and a rack 63, a sliding slot 301 is formed on a side wall of the second pillar 3, the rack 63 is fixedly mounted on an inner wall of the sliding slot 301, the rotating rod 61 is rotatably connected to the side wall of the sliding frame 4, one end of the rotating rod 61 is rotatably connected to the pull rod 7, the other end of the rotating rod 61 penetrates through the sliding frame 4 and extends into the box body 5, the gear 62 is fixedly mounted on a rod wall of the rotating rod 61 located inside the sliding frame 4, and the gear 62 and the rack 63 are engaged with each other.
The limiting mechanism 8 comprises a ratchet 81, a pawl 82 and a torsion spring shaft 83, the ratchet 81 is fixedly sleeved on a rod wall of the rotating rod 61 inside the box body 5, the pawl 82 is rotatably connected to the inner side wall of the box body 5 through the torsion spring shaft 83, the ratchet 81 is meshed with the pawl 82, and the lifting mechanism 9 is installed at the top of the pawl 82.
The lifting mechanism 9 comprises a pull rope 91 and a pull ring 92, one end of the pull rope 91 is fixedly arranged on the top of the pawl 82, the other end of the pull rope 91 penetrates through the top of the box body 5 to extend outwards, and the pull ring 92 is fixedly arranged on the extending end of the pull rope 91 positioned outside the box body 5.
The lateral wall of the first support column 2 is fixedly provided with a plurality of groups of pedals 9b distributed at equal intervals, and the tops of the pedals 9b are provided with pedal grooves 9 c.
The edges of the two sides of the pull rod 7 are fixedly sleeved with anti-slip sleeves 701.
It should be noted that: when a worker needs to climb to other crane cabs on the tops of the first support column 2 and the second support column 3, the worker can grasp the pull rod 7 and push the pull rod 7 upwards, the pull rod 7 can drive the sliding frame 4 to slide upwards when pushed upwards, the gear 62 in the sliding frame 4 can act with the rack 63 in the sliding groove 301 to rotate, the gear 62 can drive the ratchet 81 to rotate through the rotating rod 61, at the moment, the pawl 2 is attached to the ratchet 81, so that the ratchet 81 and the rotating rod 61 can rotate forwards, the sliding frame 4 can slide downwards under the action of gravity after moving upwards for a certain distance, at the moment, the pawl 82 can reversely block the ratchet 81, so that the ratchet 81 can only rotate forwards with the gear 62 when the sliding frame 4 moves upwards but cannot rotate backwards, so that the rotating rod 61 and the gear 62 cannot rotate backwards, the gear 62 can be blocked on the rack 63, and finally the sliding frame 4 and the pull rod 7 cannot slide downwards, and the worker can climb upwards slowly through the upward sliding of the pull rod 7, the anti-skid sleeves 701 on the pull rods 7 can improve the friction force between the hands of workers and the pull rods 7, improve the safety, and can step in the pedal grooves 9c on the pedals 9b to stably climb upwards.
Referring to fig. 2, the suspension mechanism 9a includes a mounting sleeve 9a1, a sling 9a2, a patch 9a3, a tie strap 9a4 and a fixing buckle 9a5, the mounting sleeve 9a1 is fixedly fastened to the middle of the pull rod 7, the sling 9a2 is fixedly mounted at the bottom of the mounting sleeve 9a1, the patch 9a3 is fixedly mounted at the bottom of the sling 9a2, a first side wall of the patch 9a3 is fixedly mounted with the tie 9a4, and a fixing buckle 9a5 is fixedly mounted on the other side wall of the patch 9a 3.
Paste the flitch at workman's belly earlier, then the pulling constraint area is tied up the flitch on the health to the constraint is passed fixed the knot, fixes the flitch on the health, alright fall the health on the pull rod through the hoist cable this moment, just if the mistake breaks away from the pull rod, the hoist cable also can hang the people on the pull rod, improves the security that the workman climbed.
The utility model provides a tower crane well format structure's theory of operation with adjustable as follows: when a worker needs to climb to other crane cabs at the tops of the first support column 2 and the second support column 3, the flitch is firstly attached to the abdomen of the worker, then the binding belt is pulled to bind the flitch on the body, the flitch is bound to pass through the fixing buckle and is fixed on the body, at the moment, the body can be dropped on the pull rod through the sling, even if the worker is separated from the pull rod, the sling can also hang a person on the pull rod, the safety of climbing of the worker is improved, then the pull rod 7 is grasped and pushed upwards, the pull rod 7 is pushed upwards, the slide frame 4 is driven to slide upwards, the gear 62 inside the slide frame 4 can act with the rack 63 in the sliding groove 301 to rotate, the gear 62 can drive the ratchet 81 to rotate through the rotating rod 61, at the moment, the pawl 2 is attached to the ratchet 81 along the ratchet 81, the rotating rod 61 can slide downwards under the action of gravity when the slide frame 4 moves upwards for a certain distance, at this time, the pawl 82 can reversely clamp the ratchet 81, so that the ratchet 81 can only rotate forwardly together with the gear 62 when the sliding frame 4 moves upwards but cannot rotate reversely, the rotating rod 61 and the gear 62 cannot rotate reversely, the gear 62 can be clamped on the rack 63, and finally the sliding frame 4 and the pull rod 7 cannot slide downwards, so that the sliding frame can climb upwards by slowly sliding upwards through the pull rod 7, the anti-skidding sleeve 701 on the pull rod 7 can improve the friction force between a worker hand and the pull rod 7 to improve the safety, and the worker can step on the pedal grooves 9c on each group of pedals 9b by feet to stably climb upwards, so that the worker can climb conveniently, and the anti-skidding device has protection measures and improves the safety of the worker.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. An adjustable tower crane well format structure, comprising:
the bearing plate comprises a bearing plate (1), wherein first struts (2) are fixedly arranged at four corners of the top of the bearing plate (1), and two groups of symmetrically arranged second struts (3) are fixedly arranged at the edge of the middle section of the top of the bearing plate (1);
the outer wall of the second support column (3) is connected with a sliding frame (4) in a sliding mode, a box body (5) is fixedly installed on the side wall of the sliding frame (4), and a pull rod (7) is rotatably connected between the two groups of sliding frames (4);
the clamping mechanism (6) comprises a rotating rod (61), a gear (62) and a rack (63), a sliding groove (301) is formed in the side wall of the second support column (3), the rack (63) is fixedly installed on the inner wall of the sliding groove (301), the rotating rod (61) is rotatably connected to the side wall of the sliding frame (4), one end of the rotating rod (61) is rotatably connected with the pull rod (7), the other end of the rotating rod (61) penetrates through the sliding frame (4) and extends into the box body (5), the gear (62) is fixedly installed on the rod wall of the rotating rod (61) located inside the sliding frame (4), and the gear (62) and the rack (63) are meshed with each other;
the limiting mechanism (8), the limiting mechanism (8) is installed inside the box body (5);
a suspension mechanism (9a), the suspension mechanism (9a) being mounted on the tie rod (7).
2. The adjustable tower crane well format structure according to claim 1, wherein the limiting mechanism (8) comprises a ratchet wheel (81), a pawl (82) and a torsion spring shaft (83), the ratchet wheel (81) is fixedly sleeved on a rod wall of the rotating rod (61) inside the box body (5), the pawl (82) is rotatably connected to the inner side wall of the box body (5) through the torsion spring shaft (83), the ratchet wheel (81) and the pawl (82) are meshed with each other, and a lifting mechanism (9) is installed at the top of the pawl (82).
3. An adjustable tower crane well format structure according to claim 2, characterized in that the pulling mechanism (9) comprises a pulling rope (91) and a pulling ring (92), one end of the pulling rope (91) is fixedly arranged on the top of the pawl (82), the other end of the pulling rope (91) extends outwards through the top of the box body (5), and the pulling ring (92) is fixedly arranged on the extending end of the pulling rope (91) positioned outside the box body (5).
4. An adjustable tower crane well format structure as claimed in claim 1, wherein the suspension mechanism (9a) comprises a mounting sleeve (9a1), a sling (9a2), a patch (9a3), a binding belt (9a4) and a fixing buckle (9a5), the mounting sleeve (9a1) is fixedly sleeved in the middle of the pull rod (7), the sling (9a2) is fixedly installed at the bottom of the mounting sleeve (9a1), the patch (9a3) is fixedly installed at the bottom of the sling (9a2), the binding belt (9a4) is fixedly installed at a first side wall of the patch (9a3), and the fixing buckle (9a5) is fixedly installed at the other side wall of the patch (9a 3).
5. The adjustable tower crane well format structure of claim 1, characterized in that a plurality of groups of pedals (9b) are fixed on the side wall of the first support column (2) and distributed at equal intervals, and the tops of the pedals (9b) are provided with pedal grooves (9 c).
6. An adjustable tower crane well format structure according to claim 1, characterized in that anti-slip covers (701) are fixedly sleeved on the two side edges of the pull rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021940136.8U CN213445917U (en) | 2020-09-08 | 2020-09-08 | Adjustable tower crane well format structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021940136.8U CN213445917U (en) | 2020-09-08 | 2020-09-08 | Adjustable tower crane well format structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213445917U true CN213445917U (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021940136.8U Active CN213445917U (en) | 2020-09-08 | 2020-09-08 | Adjustable tower crane well format structure |
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| Country | Link |
|---|---|
| CN (1) | CN213445917U (en) |
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2020
- 2020-09-08 CN CN202021940136.8U patent/CN213445917U/en active Active
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