CN111395738A

CN111395738A - Oblique pull rod telescopic supporting device of disc-type scaffold

Info

Publication number: CN111395738A
Application number: CN202010257560.0A
Authority: CN
Inventors: 王伟; 甘甜; 陈帅; 张艳林; 付国平; 王山平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-07-10

Abstract

The invention discloses a telescopic supporting device of an inclined pull rod of a disk fastener type scaffold, which comprises a bottom vertical pipe; but the base of rotary action is installed through the pivot to the bottom head of end riser, screw-thread fit has the two-way screw rod of outside rotatory extension in the lumen of end riser, screw-thread fit has a top riser again in the top head of top riser, the top head of top riser still screw-thread fit has the thread bush, and rotates through pivot and spacer pin at the top head of thread bush and be connected with the welding plate, the welding of the inner end head of welding plate has the cover of pressing from both sides, installs the locking bolt that is used for the lock to press from both sides tightly on pressing from both sides the cover, utilizes it to support the riser, forms triangle-shaped and strengthens supporting, and three overhead pipes are located ninety degree patterns behind the downward rotary action in addition, can be adjacent two falling framves or more rows form between the falling frame of using together and strengthen supporting, have improved the rationality of structure.

Description

Oblique pull rod telescopic supporting device of disc-type scaffold

Technical Field

The invention relates to the technical field of scaffold structures, in particular to a supporting device with telescopic inclined pull rods for a disk-type scaffold.

Background

The scaffold refers to various supports which are erected on a construction site for workers to operate and solve vertical and horizontal transportation. The general term of the building industry refers to the places which cannot be directly constructed on the building site and are used for exterior wall, interior decoration or high floor height. Mainly for constructors to live up and down or for peripheral safety net enclosure, overhead installation components and the like, the scaffold is said to be made of bamboo, wood, steel pipes or synthetic materials. Some projects also use scaffolds as templates, and in addition, the scaffold is widely used in advertising, municipal administration, traffic roads and bridges, mines and other departments.

If the current scaffold is used to heighten the scaffold, the four feet of the scaffold are higher or heightened, so that the stability of the four feet of the scaffold is poorer than that of the prior scaffold which is directly fallen on the ground for use, and the scaffold is easy to shake, so that potential safety hazards can be brought to high-position constructors.

Disclosure of Invention

The invention aims to provide a telescopic support device for an inclined pull rod of a disc-type scaffold, which aims to solve the problem that if the existing scaffold is used by heightening the scaffold, the four bottom feet of the scaffold are higher or higher, so that the four bottom feet of the scaffold have poorer stability and are easy to shake when being used by directly falling on the ground compared with the original scaffold, and potential safety hazards are brought to constructors at high positions.

In order to achieve the purpose, the invention provides the following technical scheme: a supporting device with a telescopic oblique pull rod of a disk-type scaffold comprises a bottom vertical pipe; the bottom end of the bottom vertical pipe is provided with a base capable of rotating and moving through a rotating shaft, a tube cavity of the bottom vertical pipe is in threaded fit with a bidirectional screw rod capable of rotating and extending outwards, the top end of the bidirectional screw rod is in threaded fit with a top vertical pipe, the top end of the top vertical pipe is also in threaded fit with a threaded sleeve, the top end of the threaded sleeve is rotatably connected with a welding plate through a rotating shaft and a limiting pin, the inner end of the welding plate is welded with a jacket, a locking bolt for locking and clamping is installed on the jacket, a pressure bearing pipe is clamped in the tube cavity of the jacket, anti-skidding threads are arranged on the pressure bearing pipe, the bottom end of the pressure bearing pipe is welded with a mounting plate, a circle of lifting lugs is welded on the top surface of the mounting plate, three first lifting pipes and one second lifting pipe are hoisted through a shaft penetrating fit mode according to ninety degrees, and the second lifting pipe is provided with a support rod, the bottom end of the stay bar is provided with a rotatable insertion column in a mode of being provided with a U-shaped rotating groove and penetrating through the rotating shaft, an accessory bar is vertically inserted into the pipe cavity of the pressure-bearing pipe, and end threads are arranged at two end heads of the accessory bar.

Further: the bidirectional screw rod is used for rotatably adjusting a bottom vertical pipe and a top vertical pipe which are matched with two ends of the bidirectional screw rod through reverse thread sections at the two ends, wherein a row of short tubular insertion pipes are welded on the inner wall of the bottom vertical pipe from bottom to bottom.

Further: four turning grooves are uniformly distributed on the periphery of the mounting plate, and the first hanging pipes which are distributed at ninety degrees rotate in the four turning grooves.

Further: and the inserting columns which are rotationally matched with the bottom ends of the support rods are inserted into the inserting tubes welded on the inner wall of the bottom vertical tube.

Further: the bottom of the inner cavity of the pressure-bearing pipe is also welded with a metal sleeve, and an accessory rod positioned in the pressure-bearing pipe is inserted into the metal sleeve through a bottom end head.

Further: the stay bar is a sliding rod piece in the second hanging pipe, and a limiting ring which enables the stay bar to slide downwards to realize limiting is arranged at the pipe orifice at the bottom end of the second hanging pipe.

Further: and the pipe cavities of the first hanging pipes are provided with internal threads, and the sizes of the internal threads are matched with the sizes of end threads arranged at two ends of the accessory rod.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention provides a cable-stayed device which is a bottom drop frame and has a composite frame structure consisting of a telescopic cable-stayed rod mechanism and bearing pipes clamped on the mechanism, four supporting pipes of a scaffold can be inserted on the four bearing pipes by utilizing the four-position mechanism, the height of a pressure-following pipe on the drop frame mechanism and the stretching length of the cable-stayed rod mechanism are adjusted in advance, so that the drop frame mechanism has better height adjustment characteristic when in use, and the scaffold inserted at the tops of the drop frame mechanism can be supported in a height adjustment manner according to the construction height.

2. In order to further improve the strength of the frame falling mechanism in bearing use, and not easy to deform, the bottom of the bearing pipe mentioned in the frame falling mechanism is provided with a mounting disc, the mounting disc is in ninety-degree direction and is in running fit with four lifting pipes, one of the four lifting pipes is provided with an inserted column in a rotating action, the vertical pipe can be supported by the aid of the inserted column, a triangular reinforced support is formed, the other three lifting pipes are in ninety-degree patterns after rotating downwards, the adjacent two frame falling mechanisms or more rows of frame falling mechanisms used together can be supported in a reinforced manner, and the reasonability of the structure is greatly improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the present invention taken from FIG. 1;

FIG. 3 is a bottom perspective view of the present invention;

FIG. 4 is a schematic view of the position and structure of the insertion tube according to the present invention;

FIG. 5 is a schematic view of the front plan structure of the present invention;

FIG. 6 is a schematic rear view of the present invention;

FIG. 7 is a schematic side plan view of the present invention;

FIG. 8 is a schematic top plan view of the present invention;

FIG. 9 is a schematic view of a second boom pipe section stay of the present invention;

fig. 10 is a schematic view of the inner structure of the pressure-bearing pipe of the present invention after being cut open.

Fig. 11 is a schematic view of the present invention in actual use.

In the figure: 1. a bottom riser; 2. jacking a vertical pipe; 3. inserting a tube; 4. a bidirectional screw; 5. a jacket; 501. a pressure bearing pipe; 502. anti-skid lines; 503. a metal sheath; 6. welding the plate; 7. a rotating shaft; 8. a spacing pin; 9. a threaded sleeve; 10. mounting a disc; 1001. a crutch groove; 12. lifting lugs; 13. a first hanger pipe; 14. locking the bolt; 15. an accessory bar; 1501. end threads; 16. a stay bar; 1601. inserting a column; 17. a base; 1801. a limiting ring; 18. a second drop tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 11, an embodiment of the present invention includes: a supporting device with a telescopic oblique pull rod of a disk-type scaffold comprises a bottom vertical pipe 1; as shown in fig. 1, a base 17 which can rotate is installed at the bottom end of a bottom stand pipe 1 through a rotating shaft, the bottom stand pipe 1 is a bottom supporting pipe of the device, the bottom is provided with the base 17 which is used for being installed on the ground, the bottom stand pipe is fixed on the ground through the base 17 in actual use, a bidirectional screw rod 4 which can rotate and extend outwards is in threaded fit in a pipe cavity of the bottom stand pipe 1, the top end of the bidirectional screw rod 4 is in threaded fit with a top stand pipe 2, the bidirectional screw rod 4 is used for rotatably adjusting the bottom stand pipe 1 and the top stand pipe 2 which are matched with two ends of the bidirectional screw rod 4 through a reverse threaded section of the two ends, a row of short tubular insertion pipes 3 are welded on the inner wall of the bottom stand pipe 1 from bottom to bottom, the bottom stand pipe 1 and the top stand pipe 2 which are assembled at two ends can extend or retract towards two sides when the bidirectional screw rod 4, as shown in fig. 1 and 6, the top end of the top riser 2 is further screwed with a threaded sleeve 9, the top end of the threaded sleeve 9 is rotatably connected with a welding plate 6 through a rotating shaft 7 and a limit pin 8, the inner end of the welding plate 6 is welded with a jacket 5, so that it can be seen that a set of clamping mechanism is mounted on the top of the telescopic pipe fitting of the stand, and the formed clamping mechanism is further provided with a locking bolt 14 for locking and clamping, a pressure-bearing pipe 501 is clamped in the pipe cavity of the jacket 5, and an anti-skid grain 502 for preventing the clamped pressure-bearing pipe 501 from falling down is arranged on the pressure-bearing pipe 501, so that it can be seen that the height can be adjusted upwards and downwards by the pressure-bearing pipe 501 fixed by clamping, and the bottom riser 1 and the top riser 2 used for height adjustment can be adjusted again after height adjustment, in order to further improve functionality, as shown in fig. 1, a mounting plate 10 for supporting and positioning in four directions is welded to the bottom end of the pressure-bearing pipe 501, a circle of lifting lugs 12 is welded to the top surface of the mounting plate 10, three first lifting pipes 13 and one second lifting pipe 18 are hung on the circle of lifting lugs 12 in a manner of shaft-through fit at ninety degrees, as shown in fig. 1 and 2, four turning grooves 1001 are uniformly distributed around the mounting plate 10, the first lifting pipes 13 and the first lifting pipes 13 distributed at ninety degrees rotate in the four turning grooves 1001, the four pipe fittings constitute a four-direction supporting mechanism located around the mounting plate 10, as shown in fig. 1 and 9, in order to make the supporting effect of the second lifting pipe 18 technically different from the supporting effect of the three first lifting pipes 13, a stay bar 16 is arranged in the second lifting pipe 18, as shown in fig. 9, the stay bar 16 is a sliding bar in the second lifting pipe 18, and a stop ring 1801 is realized after the stay bar 16 slides downwards is arranged at the bottom end of the second lifting pipe 18, the bottom end of the stay bar 16 is provided with a rotatable inserted post 1601 which penetrates through a rotating shaft and is provided with a U-shaped rotary groove, and the inserted post 1601 which is rotatably matched with the bottom end of the stay bar 16 is inserted into an insertion pipe 3 welded on the inner wall of the bottom stand pipe 1, so that after the height positions of the bottom stand pipe 1 and the top stand pipe 2 are adjusted, the stay bar 16 can be pulled out from the second hanging pipe 18 with the inserted post 1601 and the inserted post 1601 is inserted onto the insertion pipe 3 in an outward rotating way, and the insertion pipe 3 is welded on the bottom stand pipe 1, so that the inserted post 1601 is inserted into the insertion pipe 3 to form a triangular support with two vertical pipe fittings and a pressure bearing pipe 501, the bottom stand pipe 1 is not easy to shake when bearing on the ground, when four groups of the device are used by inserting four landing pipes of the scaffold together on the ground, the stability when the scaffold is supported is improved, and the safety of operators on a platform at the top of the scaffold is improved, in order to further improve the functionality of the device, as shown in fig. 1 and 10, an accessory rod 15 is vertically inserted into the lumen of the pressure-bearing pipe 501, and both ends of the accessory rod 15 are provided with end threads 1501, the lumens of the first hanging pipes 13 at three positions corresponding to the accessory rod 15 are all provided with internal threads, the size of the internal threads is matched with the size of the end threads 1501 arranged at the two ends of the accessory rod 15, so that when the device frame is applied to actual construction, as shown in figure 11, the fitting rod 15 can be taken out of the pressure bearing pipe 501 and sequentially fitted on the two first suspension pipes 13 horizontally opened up to ninety degrees of the adjacent two sets of frame structures through the end threads 1501 provided at both ends thereof, through the mode, two adjacent frame body structures can be connected together to form reinforced connection, and four groups of frame body structures are connected together in the mode to form a unified use mode.

Wherein: the bottom of the inner cavity of the pressure-bearing pipe 501 is welded with a metal sleeve 503, the fitting rod 15 in the pressure-bearing pipe 501 is inserted into the metal sleeve 503 shown in fig. 10 through the bottom end, and it can be seen that when the fitting rod 15 for connection is not used, the removed fitting rod 15 can be inserted into the pressure-bearing pipe 501 in an inverted manner, and the metal sleeve 503 at the bottom of the inner cavity of the pressure-bearing pipe 501 is used for insertion and storage, so that the structural characteristics of the original pressure-bearing pipe 501 are further improved, and therefore, the pressure-bearing pipe 501 not only is a bottom-support pipe for inserting a scaffold, but also has certain storage characteristics.

The working principle is as follows: four groups of the device frame shown in figure 1 are placed on the ground through the base 17 at the bottom end, thus forming a four-place placing mechanism with four corners positioned on the ground, so that the four original vertical pipes of the scaffold can be inserted into the pressure-bearing pipes 501 after the fitting rods 15 are removed, before the construction, the four bidirectional screw rods 4 can be rotated according to construction requirements, so that the positions of the bottom vertical pipe 1 or the top vertical pipe 2 at two ends of the bidirectional screw rods can be adjusted upwards or downwards to improve the height of the rack body in actual use, of course, the locking bolt 14 can be loosened to realize the high-position adjustment of the pressure-bearing pipe 501 clamped by the jacket 5, after the adjustment, the locking bolt 14 is locked again, the jacket 5 fixes the pressure-bearing pipe 501 again, therefore, the scaffold placed on the four groups of scaffold bodies can be adjusted in a high position greatly through the adjusting actions of the pressure bearing pipe 501 and the positions of the bottom vertical pipe 1 or the top vertical pipe 2.

In order to improve the strength of the four-group scaffold when the device is positioned at the bottom of a scaffold for use, a stay bar 16 can be pulled outwards and inserted into an insertion pipe 3 welded on the side wall of a base vertical pipe 1 through an insertion post 1601 with the bottom end capable of rotating at an angle so as to form a triangular support, thereby improving the strength of the scaffold mechanism in actual use, an accessory bar 15 can be connected to two first suspension pipes 13 which are opened by upward rotation of an adjacent group scaffold through end threads 1501 at two ends, so that the accessory bar 15 can be taken out from a pressure bearing pipe 501, the end threads 1501 arranged at two ends of the accessory bar are sequentially matched with two first suspension pipes 13 which are opened horizontally by ninety degrees upwards of the adjacent two group scaffold structures, the adjacent two scaffold structures can be connected together in such a way so as to form reinforced connection, and the four group scaffold structures are connected together in such a way, and a unified use mode is formed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a slant pull rod telescopic strutting arrangement of dish knot formula scaffold frame which characterized in that: comprises a bottom stand pipe (1); the bottom end of the bottom vertical pipe (1) is provided with a base (17) capable of rotating, the bottom end of the bottom vertical pipe (1) is provided with a bidirectional screw (4) capable of rotating and extending outwards in a threaded fit manner through a rotating shaft, the top end of the bidirectional screw (4) is provided with a top vertical pipe (2) in a threaded fit manner, the top end of the top vertical pipe (2) is further provided with a threaded sleeve (9) in a threaded fit manner, the top end of the threaded sleeve (9) is rotatably connected with a welding plate (6) through a rotating shaft (7) and a limiting pin (8), the inner end of the welding plate (6) is welded with a jacket (5), a locking bolt (14) used for locking and pressing clamping is arranged on the jacket (5), a pressure bearing pipe (501) is clamped in the pipe cavity of the jacket (5), anti-skid grains (502) are arranged on the pressure bearing pipe (501), and a mounting disc (10) is welded at the bottom end of, and the welding has round lug (12) on the top surface of mounting disc (10), has three first drop pipes (13) and a second drop pipe (18) according to ninety degrees angle hoist and mount through wearing a complex mode on this round lug (12), second drop pipe (18) are equipped with vaulting pole (16), but the bottom end of this vaulting pole (16) installs the post of inserting (1601) of rotatable action through the mode of seting up the U-shaped rotary groove and running through the rotation axis again, a accessory pole (15) is equipped with in the perpendicular interpolation of lumen of bearing pipe (501), and all has seted up end screw thread (1501) at the both ends head of accessory pole (15).

2. The diagonal draw bar telescopic supporting device of the disc scaffold according to claim 1, wherein: the bidirectional screw (4) is used for rotatably adjusting the bottom vertical pipe (1) and the top vertical pipe (2) which are matched with the two ends of the bidirectional screw through reverse thread sections at the two ends, wherein a row of short tubular insertion pipes (3) are welded on the inner wall of the bottom vertical pipe (1) from bottom to bottom.

3. The diagonal draw bar telescopic supporting device of the disc scaffold according to claim 1, wherein: four turning grooves (1001) are uniformly formed in the periphery of the mounting disc (10), and the first hanging pipes (13) which are distributed in a ninety-degree mode rotate in the four turning grooves (1001).

4. The diagonal draw bar telescopic supporting device of the disc scaffold according to claim 1, wherein: an inserting column (1601) which is rotationally matched with the bottom end of the stay bar (16) is inserted into an inserting pipe (3) welded on the inner wall of the bottom stand pipe (1).

5. The diagonal draw bar telescopic supporting device of the disc scaffold according to claim 1, wherein: the bottom of the inner cavity of the pressure bearing pipe (501) is also welded with a metal sleeve (503), and the fitting rod (15) positioned in the pressure bearing pipe (501) is inserted into the metal sleeve (503) through the bottom end head.

6. The diagonal draw bar telescopic supporting device of the disc scaffold according to claim 1, wherein: the support rod (16) is a sliding rod piece in the second hanging pipe (18), and a limiting ring (1801) which enables the support rod (16) to slide downwards to realize limiting is arranged at the pipe orifice at the bottom end of the second hanging pipe (18).

7. The diagonal draw bar telescopic supporting device of the disc scaffold according to claim 1, wherein: inner threads are formed in the tube cavities of the first hanging tubes (13), and the size of each inner thread is matched with that of an end thread (1501) formed at two ends of the accessory rod (15).