CN222389453U

CN222389453U - Crane for construction

Info

Publication number: CN222389453U
Application number: CN202420983452.5U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Yang Guangxin
Current assignee: Yang Guangxin
Priority date: 2024-05-08
Filing date: 2024-05-08
Publication date: 2025-01-24
Anticipated expiration: 2034-05-08

Abstract

The application relates to the technical field of cranes, in particular to a crane for construction, which comprises two supporting bars, wherein the bottom surface of each supporting bar is provided with a sliding groove, the inner wall of each sliding groove is connected with two sliding bars in a sliding way, the upper surface of each supporting bar is fixedly connected with limiting blocks which are arranged at equal intervals, the sliding bars, a thread block, a bidirectional threaded rod, a first screw rod, a connecting block and the like are arranged, the bidirectional threaded rod is rotated in the limiting blocks, the bidirectional threaded rod drives the thread block to move, the thread block drives the sliding bars to move, the sliding bars drive the clamping blocks to move, the rotating screw rod drives the connecting block to move up and down, the clamping blocks realize the clamping effect of plates with different widths through the bidirectional threaded rod, the two sides of the plates are limited by the two sides of the plates, the two sides of the plates are prevented from slipping and falling off after the plates are lifted, and construction accidents are prevented.

Description

Crane for construction

Technical Field

The application relates to the technical field of cranes, in particular to a crane for construction.

Background

The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects in a certain range, and is also called crown block, navigation crane and crane, and the working characteristics of the hoisting equipment are that the hoisting equipment does intermittent motion, namely, corresponding mechanisms of taking, moving, unloading and other actions in one working cycle are alternately operated, and the crane is increasingly widely developed and used in the market.

Through retrieving, chinese patent publication No. CN217650714U discloses a crane for construction, including support and restriction device, the upper surface of support rotates and is connected with the commentaries on classics piece, the upper surface fixedly connected with motor of commentaries on classics piece, the one end fixedly connected with branch of motor is kept away from to the commentaries on classics piece, the fixed surface of motor is connected with the steel cable, the one end sliding connection of steel cable and branch, restriction device sets up the one end at the steel cable, restriction device includes coupling hook and restriction piece, coupling hook and the one end fixed connection of steel cable, the restriction piece rotates with the inner wall of coupling hook to be connected, the fixed surface of coupling hook is connected with the restriction piece. According to the utility model, the limiting device is arranged to effectively limit the limiting piece, so that the effect of limiting the connecting hook is achieved, the condition that materials are separated from the inside of the connecting hook when the device is used is reduced, the potential safety hazard of the device in use is reduced, and the normal use of the device is facilitated.

The inventor finds that the defects are that in the scheme, when square materials such as plates and the like are lifted and lifted, the plates and the like cannot be limited and fixed, so that the two ends of the plates are unbalanced, the plates are easy to fall off in the lifting process, safety accidents are caused, and the safety is low.

Disclosure of utility model

In order to facilitate the stability of lifting equipment when lifting plates, the application provides a crane for construction.

The technical scheme is that the construction crane comprises two support bars, wherein the bottom surface of each support bar is provided with a sliding groove, the inner wall of each sliding groove is connected with two sliding bars in a sliding mode, the upper surface of each support bar is fixedly connected with limit blocks which are arranged at equal intervals, the upper surface of each sliding bar is fixedly connected with a threaded block, a bidirectional threaded rod is arranged above each support bar, the outer surface of each bidirectional threaded rod is in threaded connection with the inner part of the corresponding limit block, the outer surface of each bidirectional threaded rod is in threaded connection with the inner part of the corresponding threaded block, the surface of each sliding bar, which is far away from each other, is fixedly connected with a circular block, the inner part of each circular block is in threaded connection with a first screw rod, the outer surface of each first screw rod is in threaded connection with a connecting block, the surface, which is close to each connecting block, is fixedly connected with a clamping block, and the outer surface of each clamping block is in sliding connection with the inner part of the corresponding sliding bar.

Optionally, one of them the back of support bar is equipped with the dysmorphism piece, the front and the back of dysmorphism piece are all fixedly connected with screw rod two, every the equal threaded connection of surface of screw rod two has a screw barrel, every the one end that screw barrel kept away from each other all rotates with the one side that corresponding support bar is close to each other and is connected.

Optionally, the inside fixedly connected with two connecting rods of dysmorphism piece, every the surface of connecting rod is all sliding connection has two sleeves, every sleeve one end that keeps away from each other all is close to one side fixed connection each other with corresponding support bar.

Optionally, every the equal fixed mounting of upper surface of support bar and dysmorphism piece has the plug-in components that the equidistance was arranged, every the equal fixedly connected with of surface of plug-in components connects the rope, the top of dysmorphism piece is equipped with the link, every the other end of connecting the rope all with the inside fixed connection of link, the inside fixedly connected with rope of link.

Optionally, the right side of one of them the support bar is equipped with the base, the upper surface fixedly connected with boss of base, the surface rotation of boss is connected with the linking arm.

Optionally, a first positioning block is fixedly installed on the upper surface of the base, and a hydraulic rod is rotatably connected to the outer surface of the first positioning block.

Optionally, the other end of the hydraulic rod is rotatably connected with a second positioning block, and the outer surface of the second positioning block is fixedly connected with the outer surface of the connecting arm.

In summary, the application has the following beneficial technical effects:

1. According to the utility model, the sliding bar, the thread block, the bidirectional threaded rod, the first screw rod, the connecting block and other components are arranged, the bidirectional threaded rod rotates in the limiting block, the bidirectional threaded rod drives the thread block to move, the thread block drives the sliding bar to move, the sliding bar drives the clamping block to move, the rotating screw rod drives the connecting block to move, the connecting block drives the clamping block to move up and down, the clamping block is used for clamping plates with different widths, the first screw rod is used for clamping multiple layers of plates, the two sides of the plates are limited to prevent the slipping and falling of the two sides of the plates after the plates are lifted, and construction accidents are prevented.

2. According to the utility model, the components such as the plug-in components, the connecting ropes, the connecting frames and the ropes are arranged, the plug-in components are arranged to be fixed with the supporting strips, the connecting ropes are connected with the corresponding plug-in components, the winding device is fixed at the other end of the rope to drive the rope to wind, the rope drives the connecting frames to move, the connecting frames drive the plug-in components to move through the connecting ropes, and the plug-in components drive the supporting strips to move, so that the plate is driven to ascend.

Drawings

FIG. 1 is a schematic view of an overall three-dimensional structure in an embodiment of the application;

FIG. 2 is a schematic diagram of a front view of an embodiment of the present application;

FIG. 3 is a schematic structural view of the connection between the second screw and the screw barrel according to the embodiment of the present application;

Fig. 4 is a schematic structural view of a connection relationship between a support bar and a sliding bar in an embodiment of the present application.

Reference numeral 1, a support bar; 2, a sliding groove, 3, a sliding bar, 4, a thread block, 5, a limiting block, 6, a bidirectional threaded rod, 7, a round block, 8, a first screw rod, 9, a connecting block, 10, a clamping block, 11, a special-shaped block, 12, a second screw rod, 13, a thread cylinder, 14, a connecting rod, 15, a sleeve, 16, an insert, 17, a connecting rope, 18, a connecting frame, 19, a rope, 20, a base, 21, a boss, 22, a connecting arm, 23, a first positioning block, 24, a second positioning block, 25 and a hydraulic rod.

Detailed Description

The application is described in further detail below with reference to fig. 1-4.

The embodiment of the application discloses a crane for construction. As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the crane for construction comprises two support bars 1, the sliding tray 2 is all offered to the bottom surface of every support bar 1, two sliding strips 3 are all slidingly connected with the inner wall of every sliding tray 2, the stopper 5 that the equal fixedly connected with equidistance was arranged of the upper surface of every support bar 1, place support bar 1 and fix a position sliding tray 2 to place sliding strip 3 in its inside slip, realize the spacing effect to sliding strip 3 through the profile of sliding tray 2, place stopper 5, set up corresponding stopper 5 at same horizon.

Referring to fig. 2, a base 20 is disposed on the right side of one of the support bars 1, a boss 21 is fixedly connected to the upper surface of the base 20, a connecting arm 22 is rotatably connected to the outer surface of the boss 21 to prevent the base 20 and position the boss 21, the boss 21 is connected to the connecting arm 22, and the distance between the base 20 and the support bar 1 is adjusted by the connecting arm 22.

Referring to fig. 2, a first positioning block 23 is fixedly installed on the upper surface of the base 20, a hydraulic rod 25 is rotatably connected to the outer surface of the first positioning block 23, the first positioning block 23 is installed and the hydraulic rod 25 is placed, a positioning effect is achieved on the hydraulic rod 25 through the first positioning block 23, and the angle change of the connecting arm 22 is achieved through the expansion and contraction of the hydraulic rod 25.

Referring to fig. 2, the other end of the hydraulic rod 25 is rotatably connected with a second positioning block 24, the outer surface of the second positioning block 24 is fixedly connected with the outer surface of the connecting arm 22, the second positioning block 24 is positioned by the hydraulic rod 25, the second positioning block 24 is connected with the connecting arm 22, and the hydraulic rod 25 is rotated with the first positioning block 23 and the second positioning block 24 to achieve the effect of stretching and retracting the hydraulic rod 25 to drive the angle of the connecting arm 22 to change.

Referring to fig. 3, a special-shaped block 11 is arranged on the back of one of the support bars 1, two screws 12 are fixedly connected to the front and back of the special-shaped block 11, the position of the special-shaped block 11 is positioned through the support bar 1, the two screws 12 are arranged on the surface of the special-shaped block 11 and are fixedly connected, and the two screws 12 are arranged to rotate.

Referring to fig. 3, a connecting frame 18 is arranged above the special-shaped blocks 11, the other end of each connecting rope 17 is fixedly connected with the inside of the connecting frame 18, a rope 19 is fixedly connected with the inside of the connecting frame 18, the connecting frame 18 is placed and the connecting ropes 17 are connected with the connecting frame, the rope 19 is installed as a lifting part, and the other end of the rope 19 is connected with a receiving winch device, so that the safety of the device is improved while the plate is lifted.

Referring to fig. 3, the upper surfaces of each support bar 1 and the special-shaped block 11 are fixedly provided with inserts 16 which are arranged at equal distances, the outer surface of each insert 16 is fixedly connected with a connecting rope 17, the inserts 16 are arranged on the surfaces of the support bars 1 and the special-shaped blocks 11, the connecting ropes 17 are arranged to be connected with the inserts 16, and the multi-point lifting effect on the plate is conveniently achieved through multi-point support of the inserts 16, so that two sides are kept balanced.

Referring to fig. 3, two connecting rods 14 are fixedly connected to the inside of the special-shaped block 11, two sleeves 15 are slidably connected to the outer surface of each connecting rod 14, one end of each sleeve 15, which is far away from each other, is fixedly connected with one side of the corresponding support bar 1, which is close to each other, the connecting rod 14 is positioned through the special-shaped block 11, the sleeve 15 and the connecting rod 14 are placed to slide, and the limiting effect on the support bar 1 is achieved through the connection between the sleeve 15 and the support bar 1.

Referring to fig. 3, the outer surface of each second screw 12 is screwed with a threaded cylinder 13, one end of each threaded cylinder 13 far away from each other is rotatably connected with one side of the corresponding support bar 1 near each other, the threaded cylinder 13 is placed and connected with the second screw 12, the support bar 1 is connected with the threaded cylinder 13 and is set to rotate, and the distance between the support bars 1 is adjusted by rotating the connection of the threaded cylinders 13 and the second screw 12.

Referring to fig. 4, the upper surface of each sliding bar 3 is fixedly connected with a threaded block 4, a bidirectional threaded rod 6 is arranged above each supporting bar 1, the outer surface of each bidirectional threaded rod 6 is rotationally connected with the inside of the corresponding limiting block 5, the outer surface of each bidirectional threaded rod 6 is in threaded connection with the inside of the corresponding threaded block 4, the threaded block 4 is placed, the bidirectional threaded rod 6 is installed, the bidirectional threaded rod 6 is connected with the threaded block 4, the relative movement effect of the threaded block 4 is achieved, and the limiting effect on the bidirectional threaded rod 6 is achieved through the connection of the limiting block 5 and the bidirectional threaded rod 6.

Referring to fig. 4, one surface of each sliding bar 3, which is far away from each other, is fixedly connected with a circular block 7, the inside of each circular block 7 is rotationally connected with a first screw rod 8, the outer surface of each first screw rod 8 is in threaded connection with a connecting block 9, the circular block 7 is placed to be connected with the sliding bar 3, the first screw rod 8 is positioned through the circular block 7, the connecting block 9 is placed to be connected with the first screw rod 8, and the moving effect of the connecting block 9 is realized through the rotation of the first screw rod 8.

Referring to fig. 4, a clamping block 10 is fixedly connected to one side of each connecting block 9, which is close to each other, the outer surface of each clamping block 10 is slidably connected with the inside of the corresponding sliding bar 3, the clamping block 10 is placed and connected with the connecting block 9, and the clamping block 10 is connected with the sliding bar 3, so that the limiting effect on the clamping block 10 is realized through the sliding bar 3.

The implementation principle of the crane for construction of the embodiment of the application is that a plate is placed between clamping blocks 10, a first rotating screw rod 8 drives a connecting block 9 to move, the connecting block 9 drives the clamping blocks 10 to move, the plate is clamped, a bidirectional threaded rod 6 is immediately rotated to be connected with a threaded block 4, a sliding bar 3 is driven to relatively move through the threaded block 4, the clamping blocks 10 are driven to move through the sliding bar 3, the plate is clamped, a rotating screw cylinder 13 is connected with a second screw rod 12, a supporting bar 1 is driven to move to realize distance adjustment between the supporting bars 1, a winding device drives a rope 19 to wind, the rope 19 drives a connecting rope 17 to lift through a connecting frame 18, and the connecting rope 17 drives the supporting bar 1 to move through an insert 16 to realize the effect of driving the plate to rise.

The above embodiments are not intended to limit the scope of the application, so that the equivalent changes of the structure, shape and principle of the application are covered by the scope of the application.

Claims

1. A crane for construction comprises two support bars (1), and is characterized in that each support bar (1) is provided with a sliding groove (2), each sliding groove (2) is provided with two sliding bars (3) in a sliding connection mode, the upper surfaces of the support bars (1) are fixedly connected with limit blocks (5) which are arranged in an equidistant mode, each sliding bar (3) is fixedly connected with a threaded block (4), each supporting bar (1) is provided with a bidirectional threaded rod (6) above, the outer surface of each bidirectional threaded rod (6) is in rotary connection with the corresponding limit block (5), the outer surface of each bidirectional threaded rod (6) is in threaded connection with the corresponding threaded block (4), one surface of each sliding bar (3) which is far away from each other is fixedly connected with a round block (7), each round block (7) is internally and rotatably connected with a first threaded rod (8), the outer surface of the first threaded rod (8) is in threaded connection with a threaded block (9), and each connecting block (9) is in threaded connection with the corresponding clamping block (10) which is in a sliding connection with the corresponding connecting block (10).

2. The crane for construction according to claim 1, wherein the back of one supporting bar (1) is provided with a special-shaped block (11), the front and the back of the special-shaped block (11) are fixedly connected with a second screw rod (12), the outer surface of each second screw rod (12) is in threaded connection with a threaded cylinder (13), and one end, far away from each threaded cylinder (13), of the corresponding supporting bar (1) is in rotary connection with one surface, close to each other, of the corresponding supporting bar.

3. The crane for construction according to claim 2, wherein the inside of the special-shaped block (11) is fixedly connected with two connecting rods (14), the outer surface of each connecting rod (14) is slidably connected with two sleeves (15), and one end, far away from each sleeve (15), of each sleeve is fixedly connected with one side, close to each other, of the corresponding supporting bar (1).

4. The crane for construction according to claim 2, wherein the upper surfaces of each supporting bar (1) and the special-shaped block (11) are fixedly provided with inserts (16) which are arranged at equal intervals, the outer surface of each insert (16) is fixedly connected with a connecting rope (17), a connecting frame (18) is arranged above the special-shaped block (11), the other end of each connecting rope (17) is fixedly connected with the inside of the connecting frame (18), and ropes (19) are fixedly connected in the inside of the connecting frame (18).

5. The crane for construction according to claim 1, wherein a base (20) is arranged on the right side of one of the supporting bars (1), a boss (21) is fixedly connected to the upper surface of the base (20), and a connecting arm (22) is rotatably connected to the outer surface of the boss (21).

6. A construction crane according to claim 5, wherein the upper surface of the base (20) is fixedly provided with a first positioning block (23), and the outer surface of the first positioning block (23) is rotatably connected with a hydraulic rod (25).

7. The crane for construction according to claim 6, wherein the other end of the hydraulic rod (25) is rotatably connected with a second positioning block (24), and the outer surface of the second positioning block (24) is fixedly connected with the outer surface of the connecting arm (22).