CN209778112U - Standard festival with collapsible protector - Google Patents
Standard festival with collapsible protector Download PDFInfo
- Publication number
- CN209778112U CN209778112U CN201920159577.5U CN201920159577U CN209778112U CN 209778112 U CN209778112 U CN 209778112U CN 201920159577 U CN201920159577 U CN 201920159577U CN 209778112 U CN209778112 U CN 209778112U
- Authority
- CN
- China
- Prior art keywords
- web member
- rod
- protector
- central rod
- cat ladder
- 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
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Abstract
The utility model discloses a standard festival with collapsible protector, it includes main chord member, straight web member, cat ladder, first oblique web member, the oblique web member of second, annular rail guard and folding protector. Main chord member and straight web member fixed connection constitute the frame of standard festival, and first oblique web member and the oblique web member of second set up respectively in the top frame diagonal department of standard festival, and first oblique web member and the oblique web member of second set up parallel to each other, and the upper end and the lower extreme of cat ladder are fixed respectively and are set up on first oblique web member and the oblique web member of second, and annular rail guard centers on cat ladder from the top down parallel arrangement, and protector sets up the vertical central line department at the cat ladder. The utility model discloses a standard festival sets up folding protector in the vertical central line department of cat ladder, when needs protect, expandes protector, when need not protecting, packs up protector is folding, can not influence operating personnel and carry out other work in the standard festival.
Description
Technical Field
The utility model relates to a tower crane makes installation field, concretely relates to standard festival with collapsible protector.
background
In recent years, with the high-speed increase of economic construction in China, the construction requirements of people on high-rise buildings are increasing day by day, and the construction work can be completed only by using a crane in the construction process of the high-rise buildings. The tower crane is widely applied at present, is called tower crane for short, has large operation space, and is mainly used for vertical and horizontal conveying of materials and installation of building components in building construction. The main body of the tower crane is formed by sequentially overlapping a plurality of standard sections, so that the height of the tower crane is determined by the standard sections. Although in practice, the elevator is usually installed in cooperation with the tower crane to allow an operator to ascend to the operating floor, when the elevator breaks down or a special condition occurs, the operator is still required to climb a ladder inside the standard section to enter the operating floor on the top of the tower crane. In practice, the height of the tower crane can reach tens of meters or even hundreds of meters, so that the safety protection work for operators is not inconstant. At present, there is the standard festival through at bottom installation protector, but protector can not fold and accomodate, makes its occupation space big, causes the influence to normal work when not needing protector moreover. In addition, most of the existing protective devices are only arranged in a partial area of the bottom of the standard knot, and cannot achieve a good protective effect.
Disclosure of Invention
The utility model discloses the main technical problem who solves is: the utility model provides a can fold and have good protecting effect's standard festival to protector.
The utility model provides a standard festival with collapsible protector, it includes main chord member, straight web member and cat ladder, main chord member with straight web member fixed connection constitutes the frame of standard festival, is provided with first oblique web member and the oblique web member of second respectively at the top frame diagonal of standard festival and bottom frame diagonal, the upper end and the lower extreme of cat ladder respectively fixed set up in first oblique web member with on the oblique web member of second, center on the cat ladder is provided with a plurality of annular rail guards of from the top down parallel arrangement the longitudinal center line department of cat ladder is provided with folding protector. The utility model discloses a standard festival sets up folding protector in the vertical central line department of cat ladder, when needs protect, expandes protector, when need not protecting, packs up protector is folding, can not influence operating personnel and carry out other work in the standard festival.
Further, the protector includes well core rod and two piece at least guard bars, well core rod's lower tip external diameter is less than upper end external diameter, the one end of guard bar with well core rod's bottom is articulated to be connected, the other end of guard bar pass through the fixed part with well core rod can dismantle the connection, the length of guard bar is not less than the radius of annular rail guard. The guard bar is hinged to the lower end of the central rod, so that the guard bar can fall or rise around the lower end of the central rod, the guard bar is overlapped at the edge of the annular protective guard after falling, the risk of falling of an operator from the ladder stand is reduced, and when the protective device is not required to be used, the guard bar is fixedly connected with the central rod through the fixing part.
Furthermore, the fixing part comprises a fixing pin shaft arranged on the guard bar and a fixing pin hole arranged on the central rod, and an elastic clamping part is arranged on the outer peripheral surface of the end part of the fixing pin shaft inserted into the fixing pin hole. The fixing pin shaft and the fixing pin hole are clamped tightly through the elastic clamping portion, so that the protection rod and the central rod are firmly fixed when the protection device is required to be folded.
Furthermore, the elastic clamping part is a spindle-shaped metal shell which is sleeved at the end part of the fixed pin shaft. Set up elasticity joint portion to the fixed effect of guard bar and well core rod's block can be guaranteed to the fusiform, simultaneously, when needs put down well core rod, the fusiform structure of elasticity joint portion also can be that the operating personnel is lighter take out well core rod's fixed pin axle from the fixed pin hole.
Furthermore, magnetic adsorption layers are arranged on the inner side surface and the inner surface of the bottom of the fixing pin hole. The clamping firmness can be further increased, the fixing pin shaft can be adsorbed at the opening of the fixing pin hole through the magnetic adsorption layer when tight clamping is not needed, the fixing pin shaft does not need to be completely inserted into the fixing pin hole, the use is convenient, and the flexibility of operation is increased.
Further, the utility model discloses a standard festival with collapsible protector is in well core rod's lower tip has set gradually a plurality of articulated shafts, and on each articulated shaft was in the same horizontal plane, every fender rod corresponded respectively and connects an articulated shaft, the articulated shaft is fixed in on the well core rod through the backup pad.
Furthermore, a protective net is further arranged in the middle of each protective rod, a fixed sleeve is arranged on the protective net corresponding to each protective rod, and the inner diameter of the fixed sleeve is larger than the outer diameter of each protective rod. The protective net is fixed on the protective rod through the fixing sleeve, so that the protective net is unfolded when the protective rod falls down, and a better protective effect is realized.
Furthermore, a fixing belt is arranged at one end, close to the bottom of the central rod, of the fixing sleeve of the protective net. The protective net is fixed through the fixing belt, so that the protective net can be prevented from falling off, and a better protection effect is achieved.
further, the utility model discloses a standard festival with collapsible protector first body of rod and the second body of rod that well core rod set up including the symmetry, be provided with the mounting hole on the relative position on the first body of rod and the second body of rod. Divide into first body of rod and the second body of rod and install respectively fixedly with well core rod, further increased protector's dismouting flexibility ratio, offer convenience for practical application.
Furthermore, the side surfaces, close to each other, of the first rod body and the second rod body are oppositely provided with mounting grooves, and the arrangement direction and the arrangement distance of the mounting grooves correspond to the pedals of the ladder stand. Therefore, the first rod body and the second rod body can be fixed with the ladder in a better clamping mode, and the center rod is guaranteed to be fixed better.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
Fig. 1 is a schematic perspective view of a preferred embodiment of the present invention;
Fig. 2 is a schematic structural view illustrating a guard bar of a preferred embodiment of the present invention overlapping an annular guard rail;
Fig. 3 is a schematic structural view illustrating the connection between the guard bar and the central rod via the fixing portion according to a preferred embodiment of the present invention;
Fig. 4 is a schematic structural diagram of the protection net according to a preferred embodiment of the present invention when it is unfolded.
Wherein the content of the first and second substances,
1-main chord, 2-straight web member, 3-ladder stand, 41-first oblique web member, 42-second oblique web member, 5-annular guard rail, 61-central rod, 611-first rod, 612-second rod, 613-mounting hole, 614-hinge shaft, 615-support plate, 62-protective rod, 7-fixing part, 71-fixing pin shaft, 72-fixing pin hole, 73-elastic clamping part, 81-fixing sleeve, 82-protective net and 83-fixing belt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention, and the standard knot with foldable protection device of this embodiment includes a main chord 1, a straight web member 2, a ladder stand 3, a first diagonal web member 41, a second diagonal web member 42, an annular guard rail 5 and a protection device. Main chord member 1 and straight web member 2 fixed connection constitute the frame of standard festival, first oblique web member 41 and the oblique web member 42 of second set up respectively in the top frame diagonal department of standard festival, first oblique web member 41 and the oblique web member 42 of second parallel arrangement each other, the upper end and the lower extreme of cat ladder 3 are fixed respectively and are set up on first oblique web member 41 and the oblique web member 42 of second, annular rail guard 5 centers on cat ladder 3 from the top down parallel arrangement, protector sets up the vertical central line department at cat ladder 3.
As shown in fig. 2, the guard device of the present embodiment includes a central rod 61 and four guard rods 62, a plurality of hinge shafts 614 are sequentially disposed at the lower end of the central rod 61, the hinge shafts 614 are located on the same horizontal plane, each guard rod 62 is correspondingly connected to one hinge shaft 614, and the hinge shafts 614 are fixed to the lower end of the central rod 61 by support plates 615, so that the guard rods 62 can rotate about the hinge shafts 614 with respect to the lower end of the central rod 61. In the present embodiment, the outer diameter dimension of the lower end portion of the center rod 61 is smaller than the outer diameter dimension of the upper end portion, so that the guard rod 62 is more likely to swing downward by the inclined outer surface of the center rod 61. The length of the guard bar 62 is not less than the radius of the annular guard rail 5, and thus the guard bar 62 can overlap the annular guard rail 5 after swinging down. In the present embodiment, the lower end portion of the center rod 61 is disposed to correspond to one of the annular guard rails 5, so that the guard rod 62 can be sufficiently spread and overlap the annular guard rail 5 when it swings downward. The other end of the guard bar 62 is detachably connected to the center rod 61 via the fixing portion 7, so that the guard bar 62 is fixed to the center rod 61 via the fixing portion 7 when it is necessary to store it, and the guard bar 62 is removed from the center rod 61 when it is necessary to put it down.
As shown in fig. 3, the fixing portion 7 of the standard knot of the present embodiment includes a fixing pin 71 disposed on the guard bar 62 and a fixing pin hole 72 disposed on the central rod 61, and an elastic clamping portion 73 is disposed on an outer peripheral surface of an end portion of the fixing pin 71 inserted into the fixing pin hole 72, so that the fixing pin 71 can be clamped in the fixing pin hole 72 through the elastic clamping portion 73, thereby fixing the guard bar 62 on the central rod 61 to fold and retract the guard bar 62. The elasticity joint portion 73 of this embodiment is for cup jointing in the fusiform metal casing of fixed pin axle 71 tip, when the joint, stretches into fixed pinhole 72 with elasticity joint portion 73 is whole in, and the fusiform casing makes fixed pin axle 71 inseparabler with being connected of fixed pinhole 72. As a preferred embodiment, the inner side surface and the bottom inner surface of the fixing pin hole 72 are provided with magnetic adsorption layers, so that the clamping firmness can be further increased, and the fixing pin shaft 71 can be adsorbed at the opening of the fixing pin hole 72 through the magnetic adsorption layers when tight clamping is not needed, thereby increasing the use flexibility.
As shown in fig. 4, the protection device of the standard knot of this embodiment further includes a protective net 82 disposed in the middle of each protection rod 62 through a fixing sleeve 81 sleeved outside each protection rod 62, a fixing band 83 is disposed at one end of the fixing sleeve 81 near the bottom of the central rod 61, and when in use, the protective net 82 is sleeved outside the protection rod 62 and then knotted and fixed on the central rod 61 through the fixing band 83.
As a better implementation manner of this embodiment, the center rod 61 includes a first rod body 611 and a second rod body 612 that are symmetrically disposed, a mounting hole 613 is disposed at a position opposite to the first rod body 611 and the second rod body 612, a mounting groove is disposed at a side of the first rod body 611 and the second rod body 612 that is close to the side of the first rod body and the second rod body, the direction and the distance of the mounting groove are corresponding to the step of the ladder stand 3, when the protection device of the present invention needs to be installed, the mounting grooves of the first rod body 611 and the second rod body 612 are respectively connected to the step of the ladder stand, and the mounting hole 613 of the first rod body 611 and the second rod body 612 is aligned and then fixed, so that the center rod 61 can be better fixed on the ladder stand 3.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (10)
1. the utility model provides a standard festival with collapsible protector, includes main chord member, straight web member and cat ladder, the main chord member with straight web member fixed connection constitutes the frame of standard festival, is provided with first oblique web member and the oblique web member of second respectively at the top frame diagonal of standard festival and bottom frame diagonal, the upper end and the lower extreme of cat ladder respectively fixed set up in first oblique web member with on the oblique web member of second, center on the cat ladder is provided with a plurality of annular rail guards of from the top down parallel arrangement, its characterized in that the vertical central line department of cat ladder is provided with collapsible protector.
2. The modular segment with a foldable protection device as claimed in claim 1, wherein the protection device comprises a central rod and at least two protection rods, the outer diameter of the lower end of the central rod is smaller than that of the upper end of the central rod, one end of each protection rod is hinged to the bottom end of the central rod, the other end of each protection rod is detachably connected to the central rod through a fixing part, and the length of each protection rod is not smaller than the radius of the annular protection fence.
3. The modular segment with the foldable protection device as claimed in claim 2, wherein the fixing portion comprises a fixing pin shaft disposed on the protection rod and a fixing pin hole disposed on the central rod, and an elastic clamping portion is disposed on an outer circumferential surface of an end portion of the fixing pin shaft inserted into the fixing pin hole.
4. The modular segment with foldable guard as claimed in claim 3 wherein the resilient snap-in part is a spindle shaped metal shell sleeved over the end of the fixed pintle.
5. the modular segment with collapsible guards of claim 4 where there are magnetic adsorption layers on the inside surface and bottom inside surface of the fixation pin holes.
6. The modular segment with foldable protection device according to claim 2, characterized in that a plurality of articulated shafts are sequentially arranged at the lower end of the central rod, each articulated shaft is located on the same horizontal plane, each protection rod is correspondingly connected with one articulated shaft, and the articulated shafts are fixed on the central rod through supporting plates.
7. the modular segment with foldable guards according to any of claims 2-6, characterized in that a protective net is further installed in the middle of each guard bar, and a fixed sleeve is installed on the protective net corresponding to each guard bar, and the inner diameter of the fixed sleeve is larger than the outer diameter of the guard bar.
8. The modular segment with a collapsible shelter as claimed in claim 7, wherein the fixing sheath of the protective mesh is provided with a fixing strap at one end near the bottom of the central rod.
9. A modular segment with collapsible shelter as claimed in any one of claims 2 to 6 wherein the central rod comprises first and second symmetrically arranged rods, and wherein the first and second rods are provided with mounting holes at opposite locations.
10. The modular segment with foldable guard of claim 9 wherein the adjacent sides of the first and second rods are provided with mounting grooves in opposite directions and at intervals corresponding to the steps of the ladder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920159577.5U CN209778112U (en) | 2019-01-30 | 2019-01-30 | Standard festival with collapsible protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920159577.5U CN209778112U (en) | 2019-01-30 | 2019-01-30 | Standard festival with collapsible protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209778112U true CN209778112U (en) | 2019-12-13 |
Family
ID=68794086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920159577.5U Expired - Fee Related CN209778112U (en) | 2019-01-30 | 2019-01-30 | Standard festival with collapsible protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209778112U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111075209A (en) * | 2020-01-20 | 2020-04-28 | 中冶建工集团有限公司 | Platform protective structure of unloading |
-
2019
- 2019-01-30 CN CN201920159577.5U patent/CN209778112U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111075209A (en) * | 2020-01-20 | 2020-04-28 | 中冶建工集团有限公司 | Platform protective structure of unloading |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 Termination date: 20210130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |