CN214828565U

CN214828565U - Tower machine standard festival swing joint structure

Info

Publication number: CN214828565U
Application number: CN202120769758.7U
Authority: CN
Inventors: 谢伯年; 王昆; 李全辉
Original assignee: Shandong Gao'an Construction Machinery Co ltd
Current assignee: Shandong Gao'an Construction Machinery Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-11-23
Anticipated expiration: 2031-04-15

Abstract

The utility model discloses a tower crane standard knot movable connection structure, which comprises a standard knot, wherein the bottom of the outer side wall of the standard knot is fixedly connected with a lower fixed block, the utility model uses the matching of a sliding plate, a connecting groove, a through groove, a positioning block, a positioning groove and a reset spring, when the standard knot is connected, the end part of the connecting head pushes the positioning block to move towards both ends along the inner side wall of the groove by moving towards the inner side wall of the connecting groove, when the positioning groove reaches the position of the positioning block, the positioning block can enter the positioning groove under the action of the reset spring to complete the preliminary fixation, then a rotating shaft is rotated to enable the sliding plate to slide outwards along the inner side wall of the sliding groove, so that the sliding plate enters the inner side wall of the through groove, when the rotating shaft can not rotate, the full fixation of the standard knot is realized, and the quick installation of the standard knot is realized, the installation time of the standard knot is saved, the connection stability of the standard knot is ensured, and the working efficiency is further improved.

Description

Tower machine standard festival swing joint structure

Technical Field

The utility model relates to a tower machine standard festival technical field especially relates to a tower machine standard festival swing joint structure.

Background

The tower crane standard knot plays an important role in mechanical equipment such as cranes, tower wagons, elevators and the like, and a good standard knot not only can improve the stability of the heavy machines, but also improves the safety performance of the whole machine; the tower crane standard knot not only can improve the flexibility of machinery, can also improve work efficiency, can also play the effect of making a half a effort doubly when necessary.

Traditional standard festival, when connecting, the connected mode is comparatively troublesome, and traditional mode is very probably can appear connecting the not firm condition moreover, and this has very big construction accident that can appear, causes the damage to personnel's health safety and building, and we propose a tower machine standard festival swing joint structure for this reason and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the quick connection of the standard knot and the connection are not firm in the prior art, and the tower machine standard knot swing joint structure who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a tower crane standard knot movably connected structure comprises a standard knot, wherein the bottom of the outer side wall of the standard knot is fixedly connected with a lower fixed block, the top of the outer side wall of the standard knot is fixedly connected with an upper fixed block, the top of the upper fixed block is fixedly connected with a connector, the side wall of the connector is provided with and penetrates through a groove, the side wall of the connector is provided with a positioning groove, the bottom of the outer side wall of the standard knot is movably connected with a rotating shaft, the end part of the rotating shaft is fixedly connected with a gear, the outer side wall of the gear is meshed with a screw rod, the end part of the screw rod is fixedly connected with a rotating rod, the outer side wall of the rotating rod is in threaded connection with a sliding plate, the outer side wall of the sliding plate is movably connected with a sliding groove, the middle part of the bottom of the lower fixed block is provided with a connecting groove, the inner side wall of the connecting groove is provided with a return spring, the end part of the reset spring is fixedly connected with a positioning block, the end part of the positioning block is fixedly connected with a pull rope, the end part of the pull rope is fixedly connected with a pulling mechanism, the sliding groove is formed in the inner side wall of the connecting groove, and the outer side wall of the positioning block is connected with the inner side wall of the groove in a sliding mode.

Preferably, the pulling mechanism includes the connecting plate with stay cord tip fixed connection, the lateral wall sliding connection of connecting plate has square groove, the top fixedly connected with compression spring of connecting plate, compression spring's tip fixedly connected with handle, square groove is seted up on the inside wall of handle, the bottom of handle and the top fixed connection of lower fixed block.

Preferably, the outer diameter of the longitudinal section of the rotating rod is smaller than the inner diameter of the longitudinal section of the sliding plate, and the outer thread of the rotating rod is matched with the inner thread of the sliding plate.

Preferably, the longitudinal section of the positioning block is triangular, the longitudinal section of the positioning groove is triangular, the sliding plate is cuboid, and the sliding groove is cuboid.

Preferably, the return spring is made of stainless steel, and the return spring is in a compressed state.

Preferably, the longitudinal section of the handle is shaped like Jiong, and the connecting plate is shaped like a rectangular parallelepiped.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model uses the matching of the rotating shaft, the gear, the screw rod, the sliding plate, the connecting groove, the connecting head, the through groove, the positioning block, the positioning groove and the reset spring, when connecting the standard knot, firstly, the connecting head is aligned with the connecting groove to be placed, the positioning block is pushed to move towards both ends along the inner side wall of the groove by the end part of the connecting head, when the positioning groove reaches the position of the positioning block, the positioning block can enter the positioning groove under the action of the reset spring to complete the preliminary fixation, then the rotating shaft is rotated, the rotation of the gear is driven by the rotation of the rotating shaft, further, the screw rod is rotated, the rotation of the rotating rod is driven by the rotation of the screw rod, the sliding plate slides outwards along the inner side wall of the sliding groove, the sliding plate enters the inner side wall of the through groove, when the rotating shaft can not rotate, the full fixation of the standard knot is realized, the quick installation of the standard knot is realized, the installation time of the standard knot is saved, the connection stability of the standard knot is ensured, and further the working efficiency is improved.

2. The utility model discloses a cooperation of stay cord, connecting plate, square groove and handle is used, when needs are dismantled, at first rotates the pivot and makes the slide get back to initial state, at this moment through holding handle and connecting plate, makes connecting plate pulling stay cord through upwards pulling the connecting plate, makes the locating piece break away from the inside wall of constant head tank through the pulling of stay cord, at this moment alright dismantle the standard festival, made things convenient for personnel's use, practiced thrift the time.

Drawings

Fig. 1 is a schematic front sectional structural view of a tower crane standard knot movable connection structure provided by the utility model;

fig. 2 is an enlarged schematic structural view of a position a in fig. 1 of a standard knot movable connection structure of a tower crane provided by the utility model;

fig. 3 is an enlarged schematic structural diagram of a position B in fig. 1 of a tower crane standard knot movable connection structure provided by the utility model;

fig. 4 is the utility model provides a tower machine standard festival swing joint structure's enlarged structure schematic diagram of C department in fig. 1.

In the figure: the device comprises a standard knot 1, a lower fixing block 2, an upper fixing block 3, a rotating shaft 4, a gear 5, a screw 6, a rotating rod 7, a sliding plate 8, a sliding groove 9, a connecting groove 10, a groove 11, a return spring 12, a positioning block 13, a pull rope 14, a connecting plate 15, a square groove 16, a compression spring 17, a handle 18, a connector 19, a through groove 20 and a positioning groove 21.

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. 1-4, a tower crane standard knot movable connection structure comprises a standard knot 1, a lower fixing block 2 is fixedly connected to the bottom of the outer side wall of the standard knot 1, an upper fixing block 3 is fixedly connected to the top of the outer side wall of the standard knot 1, a connector 19 is fixedly connected to the top of the upper fixing block 3, a through groove 20 is formed in the side wall of the connector 19, a positioning groove 21 is formed in the side wall of the connector 19, the longitudinal section of the positioning groove 21 is triangular, a rotating shaft 4 is movably connected to the bottom of the outer side wall of the standard knot 1, a gear 5 is fixedly connected to the end portion of the rotating shaft 4, a screw 6 is meshed with the outer side wall of the gear 5, a rotating rod 7 is fixedly connected to the end portion of the screw 6, a sliding plate 8 is in threaded connection with the outer side wall of the rotating rod 7, the outer diameter of the longitudinal section of the rotating rod 7 is smaller than the inner diameter of the longitudinal section of the sliding plate 8, and the outer thread of the rotating rod 7 is matched with the inner thread of the sliding plate 8, the outer side wall of the sliding plate 8 is movably connected with a sliding groove 9, the sliding plate 8 is set to be cuboid, the sliding groove 9 is set to be cuboid, a connecting groove 10 is formed in the middle of the bottom of the lower fixing block 2, a groove 11 is formed in the inner side wall of the connecting groove 10, a return spring 12 is fixedly connected to the inner side wall of the groove 11, the return spring 12 is made of stainless steel, the return spring 12 is in a compression state, a positioning block 13 is fixedly connected to the end portion of the return spring 12, the longitudinal section of the positioning block 13 is set to be triangular, a pull rope 14 is fixedly connected to the end portion of the positioning block 13, the sliding groove 9 is formed in the inner side wall of the connecting groove 10, and the outer side wall of the positioning block 13 is in sliding connection with the inner side wall of the groove 11;

when the standard knot 1 is connected, firstly, the connector 19 is aligned with the connecting groove 10 to be placed, the connector 19 moves towards the inner side wall of the connecting groove 10, the end part of the connector 19 pushes the positioning block 13 to move towards two ends along the inner side wall of the groove 11, when the positioning groove 21 reaches the position of the positioning block 13, the positioning block 13 enters the positioning groove 21 under the action of the reset spring 12 to complete preliminary fixing, then the rotating shaft 4 is rotated, the rotation of the gear 5 is driven through the rotation of the rotating shaft 4, further the screw rod 6 is rotated, the rotation of the rotating rod 7 is driven through the rotation of the screw rod 6, the sliding plate 8 slides outwards along the inner side wall of the sliding groove 9, the sliding plate 8 enters the inner side wall of the through groove 20, when the rotating shaft 4 cannot rotate, the full fixing of the standard knot 1 is realized, the quick installation of the standard knot 1 is realized, and the installation time of the standard knot 1 is saved, the stability of the connection of the standard knot 1 is ensured, and the working efficiency is further improved;

the end part of the pull rope 14 is fixedly connected with a pulling mechanism, the pulling mechanism comprises a connecting plate 15 fixedly connected with the end part of the pull rope 14, the outer side wall of the connecting plate 15 is connected with a square groove 16 in a sliding manner, the top part of the connecting plate 15 is fixedly connected with a compression spring 17, the end part of the compression spring 17 is fixedly connected with a handle 18, the longitudinal section of the handle 18 is in a shape of Jiong, the connecting plate 15 is in a cuboid shape, the square groove 16 is formed in the inner side wall of the handle 18, and the bottom of the handle 18 is fixedly connected with the top part of the lower fixing block 2;

when needing to dismantle, at first rotate pivot 4 and make slide 8 get back to initial state, at this moment through holding handle 18 and connecting plate 15, make connecting plate 15 pulling stay cord 14 through upwards pulling connecting plate 15, make locating piece 13 break away from the inside wall of constant head tank 21 through the pulling of stay cord 14, at this moment alright dismantle standard festival 1, made things convenient for personnel's use, practiced thrift the time.

The utility model discloses in, during the use, when connecting standard festival 1, at first aim at connector 19 with spread groove 10 and place, through the inside wall removal to spread groove 10 of connector 19, make the tip of connector 19 promote locating piece 13 to remove to both ends along the inside wall of recess 11, when locating groove 21 reachs locating piece 13 position, locating piece 13 will get into in locating groove 21 under reset spring 12's effect, accomplish preliminary fixed, then rotate pivot 4, drive the rotation of gear 5 through the rotation of pivot 4, and then make screw rod 6 rotate, drive the rotation of bull stick 7 through the rotation of screw rod 6, make slide 8 outwards slide along the inside wall of spout 9, make slide 8 get into the inside wall that runs through groove 20, when pivot 4 can't rotate, the abundant fixed to standard festival 1 has been realized;

when needs are dismantled, the pivot 4 rotates, the rotation of drive gear 5 through the rotation of pivot 4, and then make screw rod 6 rotate, the rotation through screw rod 6 drives the rotation of bull stick 7, make slide 8 along the inside wall inside slip of spout 9, make slide 8 take out the inside wall that runs through groove 20, when pivot 4 can't rotate, through holding handle 18 and connecting plate 15, make connecting plate 15 pulling stay cord 14 through upwards pulling connecting plate 15, the pulling through stay cord 14 makes locating piece 13 break away from the inside wall of constant head tank 21, at this moment alright dismantle standard festival 1, and the operation is simple and fast, and the use of the personnel of being convenient for.

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

1. The utility model provides a tower machine standard festival swing joint structure, includes standard festival (1), its characterized in that, fixed block (2) under the bottom fixedly connected with of the lateral wall of standard festival (1), fixed block (3) on the top fixedly connected with of the lateral wall of standard festival (1), go up top fixedly connected with connector (19) of fixed block (3), the lateral wall of connector (19) has been seted up and has been run through groove (20), constant head tank (21) have been seted up to the lateral wall of connector (19), the lateral wall bottom swing joint of standard festival (1) has pivot (4), the tip fixedly connected with gear (5) of pivot (4), the lateral wall of gear (5) meshes screw rod (6) mutually, the tip fixedly connected with bull stick (7) of screw rod (6), the lateral wall threaded connection of bull stick (7) has slide (8), the utility model discloses a safe and reliable sliding mechanism, including slide (8), the lateral wall swing joint of slide (8) has spout (9), spread groove (10) have been seted up at the middle part of the bottom of lower fixed block (2), the inside wall of spread groove (10) is seted up fluted (11), the inside wall fixedly connected with reset spring (12) of recess (11), the tip fixedly connected with locating piece (13) of reset spring (12), the tip fixedly connected with stay cord (14) of locating piece (13), the tip fixedly connected with pulling mechanism of stay cord (14), the inside wall in spread groove (10) is seted up in spout (9), the lateral wall of locating piece (13) and the inside wall sliding connection of recess (11).

2. The tower crane standard knot movable connection structure of claim 1, characterized in that, the pulling mechanism includes a connection plate (15) fixedly connected with the end of the pull rope (14), the outer side wall of the connection plate (15) is slidably connected with a square groove (16), the top of the connection plate (15) is fixedly connected with a compression spring (17), the end of the compression spring (17) is fixedly connected with a handle (18), the square groove (16) is arranged on the inner side wall of the handle (18), and the bottom of the handle (18) is fixedly connected with the top of the lower fixing block (2).

3. A tower crane standard knot swing joint structure of claim 1, characterized in that, the external diameter of the longitudinal section of bull stick (7) is less than the internal diameter of the longitudinal section of slide (8), the external screw thread of bull stick (7) and the internal screw thread of slide (8) are adapted.

4. The tower crane standard knot movable connection structure of claim 1, characterized in that the longitudinal section of the positioning block (13) is set to be triangular, the longitudinal section of the positioning groove (21) is set to be triangular, the sliding plate (8) is set to be cuboid, and the sliding groove (9) is set to be cuboid.

5. The tower crane standard knot movable connection structure of claim 1, characterized in that the return spring (12) is made of stainless steel, and the return spring (12) is in a compressed state.

6. A tower crane standard knot flexible connection structure as claimed in claim 2, characterized in that the longitudinal section of the handle (18) is arranged to be "Jiong", and the connection plate (15) is arranged to be rectangular parallelepiped.