CN214570301U - Guardrail device for standard section of tower crane - Google Patents
Guardrail device for standard section of tower crane Download PDFInfo
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- CN214570301U CN214570301U CN202120397556.4U CN202120397556U CN214570301U CN 214570301 U CN214570301 U CN 214570301U CN 202120397556 U CN202120397556 U CN 202120397556U CN 214570301 U CN214570301 U CN 214570301U
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- mounting seat
- mount pad
- tower crane
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- sliding
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Abstract
The utility model discloses a tower crane standard festival uses guardrail device, including the standard festival, first mount pad, second mount pad and third mount pad are all installed to the standard festival side, first fixed block is installed to the bottom of third mount pad, the inside of first mount pad is rotated and is connected with the lead screw, the lead screw runs through first mount pad and is connected with the knob, the internally mounted of second mount pad has the guiding axle, install fourth mount pad and fifth mount pad between lead screw and the guiding axle, the second fixed block is installed to the bottom of fourth mount pad, the internally mounted of fifth mount pad has the fixed axle. Compared with the prior art, the utility model discloses an utilize fourth mount pad, fifth mount pad, connecting rod and protection frame, can effectual improvement device's barrier propterty to the protection frame can be dismantled, and the distance is adjustable between fourth mount pad and the fifth mount pad, conveniently carries out the operation to the body of the tower, improves the convenience of using.
Description
Technical Field
The utility model relates to a hoist technical field especially relates to a tower crane standard festival uses guardrail device.
Background
The standard section of the tower crane is generally formed by connecting a national standard structure through M20X210 (8.8-grade) high-strength bolts, and is formed by welding main limbs of four seamless rigid pipes and a triangular steel frame. The section is 0.65X0.6, and the height is 1.508 meter. The two sides of the four main limbs of the standard knot are designed into convex-concave structures for positioning.
The guardrail device of current hoist standard festival is the lug weld on the standard festival mostly, but when the standard festival was assembled, the inconvenient constructor of too intensive guardrail device carries out the body of the tower fastening, and too sparse guardrail device protecting effect is relatively poor, uses to exist not enoughly, and we propose a tower crane standard festival guardrail device for this reason.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a guardrail device for a standard knot of a tower crane.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a guardrail device is used to tower crane standard festival, includes the standard festival, first mount pad, second mount pad and third mount pad are all installed to the standard festival side, first fixed block is installed to the bottom of third mount pad, the inside of first mount pad is rotated and is connected with the lead screw, the lead screw runs through first mount pad and is connected with the knob soon, the internally mounted of second mount pad has the guiding axle, install fourth mount pad and fifth mount pad between lead screw and the guiding axle, the second fixed block is installed to the bottom of fourth mount pad, the internally mounted of fifth mount pad has the fixed axle, the slider has been cup jointed in the slip on the fixed axle, all install the connecting rod between slider and first fixed block and the second fixed block.
Preferably, a first sliding sleeve and a threaded sleeve penetrate through two ends of the fourth mounting seat respectively, the first sliding sleeve is sleeved on the guide shaft in a sliding mode, and the threaded sleeve is in threaded connection with the screw rod through threads.
Preferably, second sliding sleeves penetrate through two ends of the fifth mounting seat, and the second sliding sleeves are connected with the guide shaft and the screw rod in a sliding mode respectively.
Preferably, a spring is installed between the sliding block and the fifth installation seat and is sleeved on the fixed shaft.
Preferably, the first fixed block, the second fixed block and the sliding block are rotatably connected with the connecting rod.
Preferably, a reinforcing rod is arranged on the side surface of the standard knot.
Preferably, the side surface of the connecting rod is provided with a protective frame through a bolt.
Compared with the prior art, the beneficial effects of the utility model are that:
in the device, the reinforcing rods, the first installation seat, the second installation seat and the third installation seat are all arranged in four surfaces of the standard frame, the reinforcing rods provide the standard frame with the strength of the standard rods, the knob is rotated to drive the fourth installation seat to move downwards through the thread transmission with the thread sleeves, then the fourth installation seat drives the first sliding sleeve to move downwards along the axial direction of the guide shaft in the process, the fourth installation seat is far away from the fifth installation seat, at the moment, the second fixed block drives the sliding block to move along the axial direction of the fixed shaft and compress the spring through the connecting rod at the top of the second fixed block, the sliding block drives the connecting rod at the top of the sliding block to rotate to enable the fifth installation seat to be far away from the third installation seat, in the process, the fifth installation seat slides on the guide shaft and the screw rod through the second sliding sleeve, then the protection frame is fixed on the connecting rod through the bolt, at the moment, the device is installed, the standard joint is protected through the connecting rod and the protection frame, the protection performance of the device is greatly improved; when the outside of the tower body needs to be fastened, the protection frame is disassembled and the knob is rotated reversely, so that the fifth mounting seat and the fourth mounting seat move upwards, the distance between the fifth mounting seat and the fourth mounting seat is reduced, the distance between the fourth mounting seat and the third mounting seat is reduced, the distance between the standard frame and the fourth mounting seat is increased, construction workers can conveniently fasten the tower body, and construction and use are very convenient;
to sum up, compare in prior art, the utility model discloses an utilize fourth mount pad, fifth mount pad, connecting rod and protection frame, can effectual improvement device's barrier propterty to the protection frame can be dismantled, and the distance is adjustable between fourth mount pad and the fifth mount pad, conveniently carries out the operation to the body of the tower, improves the convenience of using.
Drawings
Fig. 1 is a schematic structural view of a standard festival guardrail device of a tower crane according to the present invention;
fig. 2 is an overall view of a fifth mounting seat of the guardrail device for the standard knot of the tower crane provided by the utility model.
In the figure: the device comprises a standard knot 1, a reinforcing rod 2, a first mounting seat 3, a screw rod 4, a knob 5, a second mounting seat 6, a guide shaft 7, a third mounting seat 8, a first fixing block 9, a fourth mounting seat 10, a second fixing block 11, a first sliding sleeve 12, a threaded sleeve 13, a fifth mounting seat 14, a fixed shaft 15, a sliding block 16, a spring 17, a second sliding sleeve 18 and a connecting rod 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a guardrail device for a standard knot of a tower crane comprises a standard knot 1, wherein a first mounting seat 3, a second mounting seat 6 and a third mounting seat 8 are installed on the side surface of the standard knot 1, a first fixing block 9 is installed at the bottom of the third mounting seat 8, a screw rod 4 is rotatably connected inside the first mounting seat 3, the screw rod 4 penetrates through the first mounting seat 3 and is connected with a knob 5, a guide shaft 7 is installed inside the second mounting seat 6, a fourth mounting seat 10 and a fifth mounting seat 14 are installed between the screw rod 4 and the guide shaft 7, a second fixing block 11 is installed at the bottom of the fourth mounting seat 10, a fixing shaft 15 is installed inside the fifth mounting seat 14, a sliding block 16 is sleeved on the fixing shaft 15 in a sliding mode, and a connecting rod 19 is installed between the sliding block 16 and the first fixing block 9 and the second fixing block 11.
As an embodiment, a first sliding sleeve 12 and a threaded sleeve 13 respectively penetrate through two ends of the fourth mounting seat 10, the first sliding sleeve 12 is slidably sleeved on the guide shaft 7, and the threaded sleeve 13 is in threaded connection with the screw rod 4 through threads.
In one embodiment, the second sliding sleeves 18 penetrate through both ends of the fifth mounting seat 14, and the two second sliding sleeves 18 are slidably connected with the guide shaft 7 and the screw rod 4, respectively.
In one embodiment, a spring 17 is installed between the slider 16 and the fifth installation seat 14, and the spring 17 is sleeved on the fixed shaft 15.
As an embodiment, the first fixed block 9, the second fixed block 11 and the slider 16 are rotatably connected to the link 19.
As an embodiment, a reinforcing rod 2 is arranged on the side surface of the standard knot 1.
In one embodiment, the side of the connecting rod 19 is mounted with a protective frame 20 by bolts.
The working principle is as follows: in the device, a reinforcing rod 2, a first installation seat 3, a second installation seat 6 and a third installation seat 8 are arranged in four surfaces of a standard frame 1, the reinforcing rod 2 provides the strength of the standard frame 1 for the standard frame 1, a knob 5 is rotated, the knob 5 drives a fourth installation seat 10 to move downwards through the screw transmission with a threaded sleeve 3, then the fourth installation seat 10 drives a first sliding sleeve 12 to move downwards along the axial direction of a guide shaft 7 in the process, the fourth installation seat 10 is far away from a fifth installation seat 14, at the moment, a second fixed block 11 drives a sliding block 16 to move along the axial direction of a fixed shaft 15 through a connecting rod 19 at the top of the second fixed block 11 and compress a spring 17, the sliding block 16 drives a connecting rod 19 at the top of the sliding block to rotate to enable the fifth installation seat 14 to be far away from the third installation seat 8, in the process, the fifth installation seat 14 slides on the guide shaft 7 and a screw rod 4 through the second sliding sleeve 16, and then a protection frame 20 is fixed on the connecting rod 19 through bolts, at the moment, the device is installed, the standard knot 1 is protected through the connecting rod 19 and the protecting frame 20, and the protecting performance of the device is greatly improved; when the outside of the tower body needs to be fastened, the protection frame 20 is detached, the knob 5 is rotated reversely, the fifth installation seat 14 and the fourth installation seat 10 move upwards, the distance between the fifth installation seat 14 and the fourth installation seat 10 is reduced, the distance between the fourth installation seat 10 and the third installation seat 8 is reduced, the distance between the standard frame 1 and the fourth installation seat 10 is increased, the tower body is fastened conveniently by construction workers, and the construction and use are very convenient;
to sum up, compare in prior art, the utility model discloses an utilize fourth mount pad 10, fifth mount pad 14, connecting rod 19 and protection frame 20, can effectual improvement device's barrier propterty to protection frame 20 can be dismantled, and the distance is adjustable between fourth mount pad 10 and the fifth mount pad 14, conveniently carries out the operation to the body of the tower, improves the convenience of using.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The guardrail device for the standard knot of the tower crane comprises a standard knot (1) and is characterized in that a first mounting seat (3), a second mounting seat (6) and a third mounting seat (8) are installed on the side face of the standard knot (1), a first fixing block (9) is installed at the bottom of the third mounting seat (8), a lead screw (4) is connected to the first mounting seat (3) in a rotating mode, the lead screw (4) penetrates through the first mounting seat (3) and is connected with a knob (5), a guide shaft (7) is installed inside the second mounting seat (6), a fourth mounting seat (10) and a fifth mounting seat (14) are installed between the lead screw (4) and the guide shaft (7), a second fixing block (11) is installed at the bottom of the fourth mounting seat (10), and a fixing shaft (15) is installed inside the fifth mounting seat (14), the sliding block (16) is sleeved on the fixed shaft (15) in a sliding mode, and connecting rods (19) are installed between the sliding block (16) and the first fixed block (9) and the second fixed block (11).
2. The guardrail device for the standard joint of the tower crane according to claim 1, wherein a first sliding sleeve (12) and a threaded sleeve (13) respectively penetrate through two ends of the fourth mounting seat (10), the first sliding sleeve (12) is slidably sleeved on the guide shaft (7), and the threaded sleeve (13) is in threaded connection with the screw rod (4) through threads.
3. The guardrail device for the standard joint of the tower crane according to claim 1, wherein the second sliding sleeves (18) penetrate through both ends of the fifth mounting seat (14), and the two second sliding sleeves (18) are respectively connected with the guide shaft (7) and the screw rod (4) in a sliding manner.
4. The guardrail device for the standard joint of the tower crane according to claim 1, wherein a spring (17) is arranged between the sliding block (16) and the fifth mounting seat (14), and the spring (17) is sleeved on the fixed shaft (15).
5. The guardrail device for the standard joint of the tower crane according to claim 1, wherein the first fixed block (9), the second fixed block (11) and the slide block (16) are rotatably connected with the connecting rod (19).
6. A guardrail device for a standard knot of a tower crane according to claim 1, characterized in that a reinforcing rod (2) is installed on the side surface of the standard knot (1).
7. The guardrail device for the standard joint of a tower crane according to claim 1, wherein the side surface of the connecting rod (19) is provided with a protective frame (20) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120397556.4U CN214570301U (en) | 2021-02-23 | 2021-02-23 | Guardrail device for standard section of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120397556.4U CN214570301U (en) | 2021-02-23 | 2021-02-23 | Guardrail device for standard section of tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214570301U true CN214570301U (en) | 2021-11-02 |
Family
ID=78351228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120397556.4U Active CN214570301U (en) | 2021-02-23 | 2021-02-23 | Guardrail device for standard section of tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214570301U (en) |
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2021
- 2021-02-23 CN CN202120397556.4U patent/CN214570301U/en active Active
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