CN217814347U

CN217814347U - Aluminum profile derrick crosspiece interval adjusting device

Info

Publication number: CN217814347U
Application number: CN202221564474.5U
Authority: CN
Inventors: 朱海飞; 黄嘉文; 杨华; 何志创
Original assignee: Demajisen Elevator Foshan Co ltd
Current assignee: Demajisen Elevator Foshan Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-11-15
Anticipated expiration: 2032-06-21

Abstract

The utility model provides an aluminium alloy derrick crosspiece interval adjusting device, includes the telescopic link subassembly of two cross arrangement and the regulation rocking arm that is used for adjusting telescopic link subassembly length, the one end of adjusting the rocking arm is connected with two telescopic link subassembly's middle part rotations, the tip of telescopic link subassembly is equipped with the chuck that is used for connecting the derrick stand, the chuck rotates and connects in telescopic link subassembly both ends, the chuck is equipped with the draw-in groove that can supply derrick stand card to go into, the chuck sets up in the one side that two telescopic link subassemblies are close, and the draw-in groove central line of four chucks all is in the coplanar to the efficiency and the accuracy of derrick installation have been guaranteed, and the derrick crosspiece is connected the fastening with the stand and is stable, makes the steadiness and the security promotion of whole aluminium alloy derrick.

Description

Aluminum profile derrick crosspiece interval adjusting device

Technical Field

The utility model belongs to the technical field of the elevator installation, concretely relates to aluminium alloy derrick crosspiece interval adjusting device.

Background

Along with the development of the building industry of China, the living standard of people is continuously improved, the requirement on living is higher and higher, and the number of high-rise buildings in residential areas of residents is increased, so that the elevator is very common in use, elevator installation engineering projects are increased greatly, the traditional elevator installation completely depends on manual installation, the installation efficiency is low, the accuracy of the manual installation cannot be guaranteed, the elevator is often prevented from being installed and operated, small faults such as elevator shaking and abnormal sound are more, and the later maintenance cost is higher. To solve the above problems, elevator installers have begun to resort to and develop various elevator installation aid devices to ensure efficiency and accuracy of elevator installation. And to the project of buildding of elevator derrick, still rely on pure manual to build at present, when carrying out the installation of derrick crosspiece, need measure the interval in crosspiece installation region repeatedly, guarantee that derrick crosspiece both ends and derrick stand can be connected the fastening, at this in-process, current derrick mode of buildding efficiency is very low, and the accuracy of derrick buildding is not high, has certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides an aluminum profile derrick crosspiece interval adjusting device.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides an aluminium alloy derrick crosspiece interval adjusting device, includes the telescopic link subassembly of two cross arrangement and the regulation rocking arm that is used for adjusting telescopic link subassembly length, the one end of adjusting the rocking arm is rotated with the middle part of two telescopic link subassemblies and is connected, the tip of telescopic link subassembly is equipped with the chuck that is used for connecting the derrick stand, the chuck rotates and connects in telescopic link subassembly both ends, the chuck is equipped with the draw-in groove that can supply derrick stand card to go into, the chuck sets up in the one side that two telescopic link subassemblies are close, and the draw-in groove central line of four chucks all is in the coplanar.

The utility model discloses in, the telescopic link subassembly includes rod cover, left telescopic link and right telescopic link, the one end of left telescopic link and the one end of right telescopic link are emboliaed from the both ends of rod cover respectively, the other end of left telescopic link and the other end of right telescopic link stretch out from the rod cover both ends respectively.

The utility model discloses in, the telescopic link subassembly still includes drive gear, the one end that the rod cover was emboliaed to left side telescopic link is equipped with and meshes driven lower rack with drive gear, the one end that the rod cover was emboliaed to right side telescopic link is equipped with and meshes driven last rack with drive gear, drive gear is connected with the regulation rocking arm, lower rack and last rack are located drive gear's downside and upside respectively.

The utility model discloses in, telescopic link assembly is still including the dead bolt that is used for locking telescopic link assembly's length, dead bolt swing joint is in the rod cover, it can supply dead bolt male locking hole to open in left side telescopic link or the right telescopic link.

The utility model discloses in, the tip of rack is equipped with the left stopper of bellied that makes progress down, the tip of going up the rack is equipped with the right spacing piece of bellied downwards, be equipped with in the rod cover and correspond left telescopic link and right telescopic link respectively and remove spacing left spacing post and the right spacing post, spacing post in a left side and the right spacing post are located drive gear's right side and left side respectively.

The utility model discloses in, still be equipped with the locking bolt that is used for locking the derrick stand in the draw-in groove on the chuck, locking bolt one end and chuck threaded connection extend to in the draw-in groove.

The utility model has the advantages that: adjusting device can adjust the rocking arm through rotating, make the length change of telescopic link, when carrying out the installation of aluminium alloy derrick, because derrick stand and crosspiece are aluminum profile struction, it is very convenient to install, only need press from both sides the derrick stand of chuck tight connection both sides, adjust the rocking arm through rotating, make the length adjustment of telescopic link to setting for length, the interval of adjusting back derrick crosspiece is unanimous with setting for the interval, can carry out the connection of derrick crosspiece and derrick stand and fix, thereby the efficiency and the accuracy of derrick installation have been guaranteed, and derrick crosspiece is connected the fastening with the stand and is stable, make the steadiness and the security of whole aluminium alloy derrick promote.

Drawings

FIG. 1 is a diagram illustrating a state of the adjusting device of the present embodiment;

FIG. 2 is a schematic front view of the adjusting device of the present embodiment;

FIG. 3 is a schematic top view of the adjusting device of the present embodiment;

FIG. 4 is a schematic view of the telescopic rod assembly of the present embodiment;

fig. 5 is a schematic view of the internal structure of the telescopic rod assembly of the present embodiment.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention will be combined below to clearly and completely describe the technical solution in the embodiments of the present invention.

The embodiment is as follows:

as shown in fig. 1 to 5, this embodiment discloses an aluminium alloy derrick crosspiece interval adjusting device, including two telescopic rod subassembly 1 that set up alternately and the regulation rocking arm 2 that is used for adjusting telescopic rod subassembly 1 length, the one end of adjusting rocking arm 2 is rotated with two telescopic rod subassembly 1's middle part and is connected, telescopic rod subassembly 1's tip is equipped with the chuck 3 that is used for connecting the derrick stand, chuck 3 rotates to be connected in telescopic rod subassembly 1 both ends, chuck 3 is equipped with the draw-in groove 31 that can supply derrick stand card to go into, chuck 3 sets up in the one side that two telescopic rod subassembly 1 are close, and four chuck 3's draw-in groove 31 central lines all are in the coplanar. When the aluminum profile derrick is built, the derrick upright posts are firstly clamped into the clamping grooves 31 of the chucks 3, and because the central lines of the clamping grooves 31 of the four chucks 3 are all in the same plane, two derrick upright posts can be ensured to be arranged right opposite and in parallel; through rotating the regulation rocking arm 2, make the length of telescopic link adjust to setting for length, the interval of adjusting back derrick crosspiece is unanimous with setting for the interval, and the interval between the derrick stand equals, and with the length looks adaptation of derrick crosspiece, can directly carry out the installation of derrick crosspiece to the efficiency and the accuracy of derrick installation have been guaranteed, and derrick crosspiece is connected the fastening with the stand and is stabilized, makes the steadiness and the security promotion of whole aluminium alloy derrick.

As a preferred embodiment, the telescopic rod assembly 1 comprises a rod sleeve 11, a left telescopic rod 12 and a right telescopic rod 13, wherein one end of the left telescopic rod 12 and one end of the right telescopic rod 13 are respectively sleeved in the two ends of the rod sleeve 11, and the other end of the left telescopic rod 12 and the other end of the right telescopic rod 13 respectively extend out of the two ends of the rod sleeve 11. The telescopic rod assembly 1 further comprises a transmission gear 14, a lower rack 15 in meshing transmission with the transmission gear 14 is arranged at one end, sleeved with the rod sleeve 11, of the left telescopic rod 12, an upper rack 16 in meshing transmission with the transmission gear 14 is arranged at one end, sleeved with the rod sleeve 11, of the right telescopic rod 13, the transmission gear 14 is connected with the adjusting rocker arm 2, and the lower rack 15 and the upper rack 16 are respectively located on the lower side and the upper side of the transmission gear 14. The working principle of the telescopic rod assembly 1 is as follows: the adjusting rocker arm 2 rotates to drive the transmission gear 14 to rotate, and under the meshing transmission action of the transmission gear 14, the lower rack 15 and the upper rack 16, the left telescopic rod 12 and the right telescopic rod 13 move in the opposite direction or the back direction, so that the length of the telescopic cylinder assembly is changed.

As a preferred embodiment, in order to prevent the telescopic rod assembly 1 from changing in length when the telescopic rod assembly 1 is adjusted to a set length, the telescopic rod assembly 1 is further configured as follows: the telescopic rod assembly 1 further comprises a locking bolt 17 used for locking the length of the telescopic rod assembly 1, the locking bolt 17 is movably connected to the rod sleeve 11, and a locking hole 18 for inserting the locking bolt 17 is formed in the left telescopic rod 12 or the right telescopic rod 13. The working principle of the dead bolt 17 is as follows: when the length of the telescopic rod component 1 is adjusted, the locking bolt 17 is pulled out of the locking hole 18, and the left telescopic rod 12 and the right telescopic rod 13 can move left and right; after the telescopic rod assembly 1 is adjusted to a set length, only the locking bolt 17 needs to be pressed into the locking hole 18, so that the left telescopic rod 12 and the right telescopic rod 13 are in a locking state.

As a preferred embodiment, in order to limit the moving distance of the left telescopic rod 12 and the right telescopic rod 13 and prevent the left telescopic rod 12 and the right telescopic rod 13 from being separated from the meshing transmission of the transmission gear 14 due to too much extension, the end portion of the lower rack 15 is provided with a left limiting block 19 protruding upwards, the end portion of the upper rack 16 is provided with a right limiting block 10 protruding downwards, a left limiting column 20 and a right limiting column 30 corresponding to the movement limiting of the left telescopic rod 12 and the right telescopic rod 13 respectively are arranged in the rod sleeve 11, the left limiting column 20 and the right limiting column 30 are respectively located on the right side and the left side of the transmission gear 14, when the length of the telescopic rod assembly 1 is adjusted to the longest state, the left limiting block 19 is matched with the left limiting column 20 for limiting, and the right limiting block 10 is matched with the right limiting column 30 for limiting, so as to prevent the left telescopic rod 12 and the right telescopic rod 13 from being separated.

In a preferred embodiment, in order to clamp the mast column in the slot 31, a locking bolt 32 for locking the mast column in the slot 31 is further provided on the chuck 3, and one end of the locking bolt 32 is connected with the chuck 3 in a threaded manner and extends into the slot 31. When the derrick upright column is clamped into the clamping groove 31, the locking bolt 32 is screwed outwards out of the clamping groove 31, and after the derrick upright column is clamped into the clamping groove 31, the locking bolt 32 is screwed into the clamping groove 31 to jack the side wall of the derrick upright column tightly, so that the derrick upright column is locked in the clamping groove 31.

The above description is only the preferred embodiment of the present invention, and the technical solutions of the objects of the present invention are all within the protection scope of the present invention as long as the objects are achieved by the substantially same means.

Claims

1. The utility model provides an aluminium alloy derrick crosspiece interval adjusting device which characterized in that: including two telescopic link subassembly (1) of cross arrangement and regulation rocking arm (2) that are used for adjusting telescopic link subassembly (1) length, the one end of adjusting rocking arm (2) rotates with the middle part of two telescopic link subassemblies (1) and is connected, the tip of telescopic link subassembly (1) is equipped with chuck (3) that are used for connecting the derrick stand, chuck (3) rotate to be connected in telescopic link subassembly (1) both ends, chuck (3) are equipped with draw-in groove (31) that can supply derrick stand card to go into, chuck (3) set up in two one side that telescopic link subassembly (1) are close, and draw-in groove (31) central line of four chucks (3) all are in the coplanar.

2. The aluminum profile derrick rung spacing adjusting device of claim 1, wherein: the telescopic rod component (1) comprises a rod sleeve (11), a left telescopic rod (12) and a right telescopic rod (13), one end of the left telescopic rod (12) and one end of the right telescopic rod (13) are respectively sleeved in from two ends of the rod sleeve (11), and the other end of the left telescopic rod (12) and the other end of the right telescopic rod (13) respectively extend out from two ends of the rod sleeve (11).

3. The aluminum profile derrick rung spacing adjustment device of claim 2, wherein: the telescopic rod assembly (1) further comprises a transmission gear (14), a lower rack (15) in meshing transmission with the transmission gear (14) is arranged at one end, sleeved with the rod sleeve (11), of the left telescopic rod (12), an upper rack (16) in meshing transmission with the transmission gear (14) is arranged at one end, sleeved with the rod sleeve (11), of the right telescopic rod (13), the transmission gear (14) is connected with the adjusting rocker arm (2), and the lower rack (15) and the upper rack (16) are located on the lower side and the upper side of the transmission gear (14) respectively.

4. The device for adjusting the distance between the rungs of the aluminum profile derrick according to claim 3, wherein: the telescopic rod component (1) further comprises a locking bolt (17) used for locking the length of the telescopic rod component (1), the locking bolt (17) is movably connected to the rod sleeve (11), and a locking hole (18) for inserting the locking bolt (17) is formed in the left telescopic rod (12) or the right telescopic rod (13).

5. The aluminum profile derrick rung spacing adjusting device of claim 4, wherein: the tip of lower rack (15) is equipped with bellied left stopper (19) that makes progress, the tip of going up rack (16) is equipped with bellied right stopper (10) downwards, be equipped with in rod cover (11) and correspond left telescopic link (12) and right telescopic link (13) respectively and remove spacing left spacing post (20) and right spacing post (30), spacing post in a left side (20) and right spacing post (30) are located the right side and the left side of drive gear (14) respectively.

6. The aluminum profile derrick rung spacing adjusting device of claim 1, wherein: and the clamping head (3) is also provided with a locking bolt (32) for locking the derrick upright in the clamping groove (31), and one end of the locking bolt (32) is in threaded connection with the clamping head (3) and extends into the clamping groove (31).