CN218201747U

CN218201747U - Hoisting device for hoisting steel net rack

Info

Publication number: CN218201747U
Application number: CN202222454459.1U
Authority: CN
Inventors: 汪建环; 汪慧子; 汪玥琳
Original assignee: Anhui Shuangfeng Steel Structure Engineering Co ltd
Current assignee: Anhui Shuangfeng Steel Structure Engineering Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-01-03
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a hoist device for hoisting steel rack relates to hoist device technical field, including the lifting rope that is used for hoisting steel rack, the bottom of lifting rope is connected with hoisting support, and hoisting support includes multiunit cross arrangement's last spider and lower crossing arm, and hoisting support's bottom still is equipped with the telescopic machanism who is used for adjusting a plurality of last spiders and lower crossing arm deflection angle, still is equipped with the gasbag subassembly that is used for improving hoisting support supporting effect on hoisting support, and still installs the counter weight subassembly that is used for changing hoisting support position state on hoisting support. Compared with the prior art, the steel net rack hoisting device has the advantages that the contact area of the hoisting support and the steel net rack is fully increased, stable hoisting is realized, and the steel net rack hoisting device is flexible in operability.

Description

Hoisting device for hoisting steel net rack

Technical Field

The utility model relates to a hoist device technical field, in particular to hoist device for hoisting steel rack.

Background

The steel net rack can be used for being erected at the high-altitude position of a large-scale cultural entertainment place and used for installing equipment such as lamplight. The steel net rack can also be used in buildings such as exhibition halls. The steel net rack can be installed and removed through hoisting equipment.

Among the prior art, when hoisting the steel net rack, generally adopt single node formula hoist and mount, because the contact range of hoist and mount position is little for the steel net rack is easy to take place unexpected phenomenon of sliding with the hoist and mount node in hoist and mount process, thereby influences hoist and mount safety, consequently, we disclose a hoist device for hoisting the steel net rack and satisfy the stable hoist and mount demand of not unidimensional steel net rack.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist device for hoisting steel rack to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a hoisting device for hoisting a steel net rack comprises a hoisting rope for hoisting the steel net rack, wherein the bottom end of the hoisting rope is connected with a hoisting support for supporting the steel net rack to be hoisted, the hoisting support comprises a plurality of groups of upper crossed arms and lower crossed arms which are arranged in a crossed manner, and the bottom of the hoisting support is also provided with a telescopic mechanism for adjusting the deflection angles of the upper crossed arms and the lower crossed arms; the hoisting support is further provided with an air bag assembly used for improving the supporting effect of the hoisting support, the air bag assembly comprises a waist-shaped air bag arranged at the end part of the lower cross arm, a counterweight assembly used for changing the position state of the hoisting support is further arranged on the hoisting support, and the counterweight assembly comprises a counterweight block arranged in the middle of the upper cross arm.

Preferably, the end portions of the upper cross arm and the lower cross arm adjacent to each other are rotatably sleeved with the same connecting bolt, the middle portions of the upper cross arm and the lower cross arm in the same group are also rotatably sleeved with the same connecting bolt, the bottom end of the lifting rope is fixedly connected to the upper cross arm in the middle portion, and the upper cross arms and the lower cross arms in multiple groups are made of hollow materials.

Preferably, the telescopic mechanism comprises an electric telescopic rod rotatably installed in the middle of the connecting bolt, and the telescopic end of the electric telescopic rod is rotatably installed on the other connecting bolt.

Preferably, telescopic machanism is still including rotating the installation at the middle part guide bar on the connecting bolt, the cover is equipped with the slide bar in the guide bar, the other end of slide bar rotates and installs another on the connecting bolt.

Preferably, two lower cross arms at the end part are respectively provided with an extending groove with the same height, the two extending grooves are respectively and fixedly connected with a plurality of rubber bands which are uniformly distributed, and the two waist-shaped air bags are respectively positioned in the extending grooves and the rubber bands at the corresponding sides.

Preferably, the bottom of each of the two upper cross arms at the end part is provided with a subtractive groove matched with the waist-shaped airbag at the corresponding side.

Preferably, the lifting rope is fixedly sleeved with a fixed disc, and a wide-angle camera is mounted at the bottom of the fixed disc.

Preferably, a linear slide rail is fixedly mounted at the top of the upper cross arm at the middle position, an electric slide block matched with the linear slide rail is sleeved on the linear slide rail in a sliding manner, and the balancing weight is fixedly mounted on the electric slide block.

The utility model discloses a technological effect and advantage:

1. the utility model discloses it is rational in infrastructure, during hoist and mount, electric telescopic handle functions to minimum scope, hoisting support is whole to be minimum gesture and run through to the steel space frame in, afterwards, electric telescopic handle reverse function, enlarge whole hoisting support's occupation space, improve the area of direct contact between hoisting support and the steel space frame, compare in prior art, can hoist by adaptation unidimensional steel space frame, and stability when having improved hoist and mount steel space frame, furthermore, hoisting support expandes the back completely, through filling into gas in the waist shape gasbag, make its inflation to highly flush with last yoke, and laminate mutually with the top inner wall of steel space frame, hoisting support and steel space frame's area of contact has further been improved, realize stable hoist and mount.

2. The utility model discloses in, after getting into the steel net rack between the hoist and mount, control electric slider drives the balancing weight and removes to the one end of keeping away from the lifting rope to under the pulling force effect of lifting rope, make the weight of lifting support both sides close, thereby make lifting support wholly rotate to tending to the horizontality, and then make things convenient for the lifting rope to pull up, make waist shape gasbag on the lifting support keep in close contact with the top inner wall of last yoke and steel net rack, improve the operability.

Drawings

Fig. 1 is a schematic view of an application scenario of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the overhead three-dimensional structure of the hoisting bracket of the present invention;

fig. 4 is the schematic view of the bottom three-dimensional structure of the hoisting bracket of the present invention.

In the figure: 1. a lifting rope; 2. an upper cross arm; 3. a lower cross arm; 4. a connecting bolt; 5. an electric telescopic rod; 6. a guide bar; 7. an elongated slot; 8. a rubber band; 9. a waist-shaped air bag; 10. a subtractive distribution groove; 11. fixing the disc; 12. a linear slide rail; 13. and a balancing weight.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a hoisting device for hoisting a steel net rack, as shown in figures 1-4, which comprises a hoisting rope 1 for hoisting the steel net rack, the bottom end of the hoisting rope 1 is connected with a hoisting bracket for supporting the steel net rack, the hoisting bracket comprises a plurality of groups of upper cross arms 2 and lower cross arms 3 which are arranged in a cross way, the bottom of the hoisting bracket is also provided with a telescopic mechanism for adjusting the deflection angles of the upper cross arms 2 and the lower cross arms 3, the hoisting bracket is also provided with an air bag component for improving the supporting effect of the hoisting bracket, the air bag component comprises a waist-shaped air bag 9 arranged on the lower cross arms 3 at the end part, and a counterweight component for changing the position state of the hoisting bracket is also arranged on the hoisting bracket, the counterweight component comprises a counterweight block 13 arranged on the middle upper cross arm 2, when the steel net rack is hoisted, the telescopic mechanism operates to drive the plurality of groups of upper cross arms 2 and lower cross arms 3 to mutually approach and gather together, so that the hoisting bracket is integrally contracted to a minimum state, the whole hoisting bracket is extended into the steel net rack by the downward movement of the lifting rope 1, the reverse operation of the telescopic mechanism is controlled, so that the hoisting bracket is gradually extended, meanwhile, the counterweight component is matched to operate to drive the counterweight block 13 to move towards the end part of the hoisting bracket, so that the integral gravity center position of the hoisting bracket is changed, further, under the action of the pulling force of the lifting rope 1, the whole hoisting bracket is gradually stretched and tends to be in a horizontal state, the contact range of the hoisting bracket and the steel net rack is enlarged, in addition, after the hoisting bracket is completely stretched, the waist-shaped air bag 9 is expanded to be consistent with the height of the upper cross arm 2 through the operation of the air bag component, the contact area between the hoisting bracket and the steel net rack is further increased, therefore, the lifting rope 1 is used for lifting, the steel net rack is stably lifted, and the safety of the steel net rack during lifting is improved.

Further, in the above scheme, the same connection bolt 4 is rotatably sleeved on the end portions of the adjacent upper cross arms 2 and the lower cross arms 3, the same connection bolt 4 is further rotatably sleeved on the middle portions of the upper cross arms 2 and the lower cross arms 3 in the same group, the bottom ends of the lifting ropes 1 are fixedly connected to the upper cross arms 2 in the middle portions, and the groups of upper cross arms 2 and the lower cross arms 3 are both made of hollow materials, the telescopic mechanism comprises an electric telescopic rod 5 rotatably installed on the middle connection bolt 4, the telescopic end of the electric telescopic rod 5 is rotatably installed on the other connection bolt 4, the telescopic mechanism further comprises a guide rod 6 rotatably installed on the middle connection bolt 4, a sliding rod is slidably sleeved in the guide rod 6, the other end of the sliding rod is rotatably installed on the other connection bolt 4, when the lifting is performed, the electric telescopic rod 5 operates to the minimum range, so that the groups of the upper cross arms 2 and the lower cross arms 3 are close to each other, the lifting support is integrally in the minimum posture, thereby facilitating the steel mesh lifting support to be conveniently pass through the steel mesh lifting rack, and improving the overall lifting stability of the steel mesh rack.

Furthermore, in the above scheme, two lower cross arms 3 at the end part are respectively provided with an extension groove 7 with the same height, the two extension grooves 7 are respectively and fixedly connected with a plurality of rubber bands 8 which are uniformly distributed, two waist-shaped airbags 9 are respectively positioned in the extension grooves 7 and the rubber bands 8 at the corresponding sides, and after the hoisting support is completely unfolded, the waist-shaped airbags 9 are inflated to be flush with the height of the upper cross arm 2 and attached to the inner wall of the top part of the steel net rack by filling gas into the waist-shaped airbags 9, so that the contact area between the hoisting support and the steel net rack is further increased, and stable hoisting is realized.

Furthermore, in the above scheme, the bottom of each of the two upper cross arms 2 at the end is provided with a minus-fit groove 10 matched with the position of the corresponding waist-shaped air bag 9, and the waist-shaped air bag 9 and the rubber band 8 are convenient to store by arranging the minus-fit groove 10.

Further, in the above scheme, the lifting rope 1 is further fixedly sleeved with the fixed disc 11, the wide-angle camera is installed at the bottom of the fixed disc 11, and by arranging the wide-angle camera, an operator can conveniently and visually observe the overall position and the structure of the steel mesh frame, so that the operation of driving devices such as the electric telescopic rod 5 can be conveniently controlled.

Further, in the above scheme, a linear slide rail 12 is further fixedly mounted at the top of the upper cross arm 2 at the middle position, an electric slide block matched with the linear slide rail 12 is sleeved on the linear slide rail 12 in a sliding manner, a counterweight block 13 is fixedly mounted on the electric slide block, before hoisting starts, the electric slide block drives the counterweight block 13 to be located at one side close to the lifting rope 1, and further under the action of gravity of the electric telescopic rod 5, the integral hoisting support keeps a contracted and vertical state, after the counterweight block enters the steel net rack between hoists, the electric slide block is controlled to drive the counterweight block 13 to move towards one end far away from the lifting rope 1, so that under the action of tension of the lifting rope 1, the weights at two sides of the hoisting support are close, the hoisting support integrally rotates to a horizontal state, the lifting rope 1 is convenient to be pulled upwards, the waist-shaped air bag 9 on the hoisting support keeps close contact with the upper cross arm 2 and the inner wall of the top of the steel net rack, and operability is improved.

This practical theory of operation: during hoisting, the electric telescopic rod 5 operates to the minimum range, so that the upper cross arms 2 and the lower cross arms 3 are close to each other, the hoisting support is in the minimum posture integrally, the steel net rack can conveniently penetrate through the steel net rack, and then the electric telescopic rod 5 is controlled to operate reversely, so that the telescopic ends of the electric telescopic rod are expanded, and the upper cross arms 2 and the lower cross arms 3 are driven to rotate by taking the corresponding connecting bolts 4 as axes, so that the occupied space of the whole hoisting support is enlarged, the direct contact area between the hoisting support and the steel net rack is increased.

Before the hoist and mount begins, electric slider drives balancing weight 13 and is located the one side that is close to lifting rope 1, and then under electric telescopic handle 5's action of gravity, make whole hoisting support keep contracting and vertical state, get into the steel net rack between the hoist and mount after, control electric slider drives balancing weight 13 and removes to the one end of keeping away from lifting rope 1, thereby under lifting rope 1's pulling force effect, make the weight of hoisting support both sides close, thereby make hoisting support wholly rotate to tending to the horizontality, and then make things convenient for lifting rope 1 to pull up, make waist shape gasbag 9 on the hoisting support keep in close contact with the top inner wall of last cross arm 2 and steel net rack, and the operability is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a hoist device for hoisting steel net rack which characterized in that: the steel wire net rack hoisting device comprises a hoisting rope (1) for hoisting a steel wire net rack, wherein the bottom end of the hoisting rope (1) is connected with a hoisting support for supporting the steel wire net rack to be hoisted, the hoisting support comprises a plurality of groups of upper cross arms (2) and lower cross arms (3) which are arranged in a cross mode, and the bottom of the hoisting support is also provided with a telescopic mechanism for adjusting the deflection angles of the upper cross arms (2) and the lower cross arms (3);

the hoisting support is further provided with an air bag assembly used for improving the supporting effect of the hoisting support, the air bag assembly comprises a waist-shaped air bag (9) arranged at the end part of the lower cross arm (3), a counterweight assembly used for changing the position state of the hoisting support is further arranged on the hoisting support, and the counterweight assembly comprises a counterweight (13) arranged in the middle of the upper cross arm (2).

2. The hoisting device for hoisting the steel net rack according to claim 1, characterized in that: the end parts of the upper cross arm (2) and the lower cross arm (3) which are adjacent to each other are rotatably sleeved with the same connecting bolt (4), the middle parts of the upper cross arm (2) and the lower cross arm (3) in the same group are also rotatably sleeved with the same connecting bolt (4), the bottom end of the lifting rope (1) is fixedly connected to the upper cross arm (2) in the middle part, and the upper cross arm (2) and the lower cross arm (3) in multiple groups are made of hollow materials.

3. The hoisting device for hoisting the steel net rack according to claim 2, characterized in that: the telescopic mechanism comprises an electric telescopic rod (5) which is rotatably arranged in the middle of the connecting bolt (4), and the telescopic end of the electric telescopic rod (5) is rotatably arranged on the other connecting bolt (4).

4. The hoisting device for hoisting the steel net rack according to claim 3, characterized in that: telescopic machanism still installs at the middle part including rotating guide bar (6) on connecting bolt (4), the sliding sleeve is equipped with the slide bar in guide bar (6), the other end of slide bar is rotated and is installed another connecting bolt (4) are last.

5. The hoisting device for hoisting the steel net rack according to claim 1, characterized in that: the two lower cross arms (3) at the end parts are respectively provided with an extension groove (7) with the same height, the two extension grooves (7) are respectively and fixedly connected with a plurality of rubber bands (8) which are uniformly distributed, and the two waist-shaped air bags (9) are respectively positioned in the extension grooves (7) and the rubber bands (8) at the corresponding sides.

6. The hoisting device for hoisting the steel net rack according to claim 5, characterized in that: the bottoms of the two upper cross arms (2) at the end parts are provided with the minus matching grooves (10) matched with the waist-shaped air bags (9) at the corresponding sides in position.

7. The hoisting device for hoisting the steel net rack according to claim 1, characterized in that: still fixed cover has connect fixed disk (11) on lifting rope (1), wide angle camera is installed to the bottom of fixed disk (11).

8. The hoisting device for hoisting the steel net rack according to claim 1, characterized in that: the top of the upper cross arm (2) in the middle is also fixedly provided with a linear slide rail (12), the linear slide rail (12) is sleeved with an electric slide block matched with the linear slide rail in a sliding manner, and the balancing weight (13) is fixedly arranged on the electric slide block.