CN113137085B

CN113137085B - Steel construction cutting demolishs car

Info

Publication number: CN113137085B
Application number: CN202110451852.2A
Authority: CN
Inventors: 童林浪; 张泉谷; 谢贻军; 李振; 董有顺
Original assignee: Changjiang & Jinggong Steel Structure Group Co ltd
Current assignee: Changjiang & Jinggong Steel Structure Group Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2022-06-07
Anticipated expiration: 2041-04-26
Also published as: CN113137085A

Abstract

The invention relates to the technical field of steel structure cutting, and discloses a steel structure cutting and dismantling vehicle which comprises a vehicle body and an auxiliary supporting device, wherein a groove is formed in the bottom of the vehicle body. The auxiliary supporting device comprises two opposite supporting seats and two adjusting mechanisms corresponding to the two supporting seats respectively. The two adjusting mechanisms are accommodated in the grooves and used for adjusting the distance between the corresponding supporting seat and the ground respectively. Through the auxiliary stay device who adds in bottom of the vehicle body, can not only reduce the automobile body and rock the influence of cutting work to the hydraulic pressure at the hydraulic pressure when cutting the during operation, improve automobile body stability, guaranteed the cutting accuracy and the cutting effect of steel construction, safe and reliable.

Description

Steel construction cutting demolishs car

Technical Field

The invention relates to the technical field of steel structure cutting, in particular to a steel structure cutting and dismantling vehicle.

Background

The steel structure is mainly composed of steel materials, is one of main building structure types, is mainly composed of steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, and is characterized in that all the members or components are connected through welding seams, bolts and rivets.

The steel structure house has good anti-seismic performance, large column distance, small beam section and very flexible spatial layout, thus being welcomed. And the steel structure can be retrieved very easily, when the house reaches the life expectancy and needs to be cut and dismantled, the dismantled steel members can be re-melted for reconstruction or be renovated for use, and the construction waste is little, so that the steel structure is a very environment-friendly building material in the view of the whole life cycle.

In the prior art, a dismantling vehicle is mainly adopted for cutting and dismantling the steel structure, the dismantling vehicle is driven to a specified position, and the steel structure is cut and dismantled by operating a hydraulic shear on the dismantling vehicle. And the in-process is demolishd in the cutting, and the work of hydraulic pressure scissors can make the automobile body take place to rock, influences the stability of automobile body, should rock and can reduce the cutting precision of hydraulic pressure scissors cutting steel construction, influences the shearing cutting effect to the steel construction, and the security is low.

Disclosure of Invention

In order to solve the technical problems in the background art, the invention provides a steel structure cutting and dismantling vehicle.

The invention is realized by adopting the following technical scheme:

a steel structure cutting demolition cart, comprising:

the bottom of the vehicle body is provided with a groove; and

the auxiliary supporting device comprises two opposite supporting seats and two adjusting mechanisms corresponding to the two supporting seats respectively; the two adjusting mechanisms are accommodated in the grooves and used for adjusting the distance between the corresponding supporting seat and the ground respectively.

As a further improvement of the above scheme, the adjusting mechanism comprises a bracket obliquely arranged in the groove, a first lead screw parallel to the oblique direction of the bracket is rotatably arranged on one side of the bracket facing the notch of the groove, a first threaded sleeve is sleeved on the first lead screw in a threaded manner, a sliding rod parallel to the first lead screw is arranged on one side of the first threaded sleeve far away from the bracket, and a sliding sleeve is slidably sleeved on the sliding rod;

a screw rod II which is perpendicular to the screw rod I and is different in surface is rotatably inserted in the support, a screw sleeve II is sleeved on the screw rod II in a threaded manner, and a limiting groove I which is parallel to the screw rod I is arranged on one side, facing the sliding rod, of two surfaces of the screw sleeve;

one side of the sliding sleeve facing the first limiting groove is provided with a sliding shaft, and the sliding shaft is inserted into the first limiting groove in a sliding mode; one end of the sliding shaft, which is far away from the sliding sleeve, is provided with a fixed block, and one side of the fixed block, which faces the supporting seat, is connected with the supporting seat through a connecting rod.

As a further improvement of the above scheme, two ends of the first screw rod are respectively rotatably inserted into corresponding frame bodies of the bracket; a first conical tooth is fixedly sleeved on the first screw rod, a rotating shaft perpendicular to the first screw rod is rotatably inserted into the support, a second conical tooth meshed with the first conical tooth is arranged at one end of the rotating shaft, and a first belt wheel is arranged at the other end of the rotating shaft;

one end of the screw rod II penetrates through the bracket and is fixedly connected with a belt wheel II, a servo motor I is installed in the groove, and an output shaft of the servo motor I is connected with a belt wheel III; the belt wheel I, the belt wheel II and the belt wheel III are connected through a belt in a transmission mode.

As a further improvement of the above scheme, the number of the first connecting rods between each supporting seat and the corresponding fixed block is two;

a seat body of the supporting seat is provided with a sliding chute, and two sliding blocks are connected in the sliding chute in a sliding manner; the separated sides of the two sliding blocks are connected with the corresponding groove walls of the sliding grooves through elastic components;

a pin shaft is inserted in the fixed block; one end of each of the two first connecting rods is rotatably sleeved on the pin shaft, and the other end of each of the two first connecting rods is rotatably connected with the block bodies of the two sliding blocks respectively.

As a further improvement of the above scheme, the elastic component comprises a telescopic rod and a spring sleeved outside the telescopic rod; one end of the telescopic rod is fixed on the sliding block, and the other end of the telescopic rod is fixed on the corresponding groove wall of the sliding groove.

As a further improvement of the above scheme, the elastic assembly comprises a fixed rod, a spring sleeved outside the fixed rod, and a plug groove arranged on the corresponding side wall of the support seat;

one end of the plug groove, which is far away from the supporting seat, is bent towards the ground; a first piston and a second piston are respectively arranged at two ends in the plug groove, and hydraulic oil is contained in the plug groove between the first piston and the second piston;

one end of the fixed rod, far away from the sliding block, extends into the plug groove and is connected with the first piston; and a second connecting rod is arranged at one end of the second piston, which is far away from the hydraulic oil, and a supporting plate is arranged at one end of the second connecting rod, which is far away from the second piston.

As a further improvement of the above scheme, a frame groove is formed in the groove, and a support in each adjusting mechanism is slidably arranged on the frame groove; a double-shaft servo motor II is installed in the groove, and two output shafts of the servo motor II are respectively connected with a screw rod I and a screw rod II; the screw thread turning directions of the first screw and the second screw are opposite; one of the brackets is provided with a first screw hole matched with the first screw rod; and a second screw hole matched with the screw rod is formed in the other support.

As a further improvement of the scheme, two limiting rods are oppositely arranged between the two brackets, and two ends of each limiting rod respectively penetrate through the frame bodies of the two brackets in a sliding mode.

The invention has the beneficial effects that:

according to the steel structure cutting and dismantling vehicle, the auxiliary supporting device is additionally arranged at the bottom of the vehicle body, so that the influence of vehicle body shaking on the operation of the hydraulic shear can be reduced, the stability of the vehicle body is improved, the cutting precision and the cutting effect of a steel structure are ensured, and the steel structure cutting and dismantling vehicle is safe and reliable.

According to the steel structure cutting and dismantling vehicle, the distance between the supporting seat and the ground can be quickly adjusted through the adjusting mechanism, and the design requirement on the thickness of a chassis of a vehicle body can be reduced due to the arrangement mode of the first screw rod and the second screw rod on the support in the grooves.

Drawings

Fig. 1 is a schematic sectional structure view of a steel structure cutting and dismantling vehicle provided in embodiment 1 of the present invention;

FIG. 2 is a schematic cross-sectional view of the steel structure cutting and dismantling vehicle of FIG. 1 in another condition;

FIG. 3 is a schematic structural view of the auxiliary supporting device in FIG. 1;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;

FIG. 5 is a schematic structural view of the auxiliary supporting device in FIG. 2;

FIG. 6 is a schematic structural diagram of the bracket, a second servo motor, a first screw and a limiting rod in FIG. 1;

fig. 7 is a schematic structural view of an auxiliary supporting device in the steel structure cutting and dismantling vehicle provided in embodiment 2 of the present invention.

Description of the main symbols:

1. a vehicle body; 2. a wheel; 3. a groove; 4. a supporting seat; 5. a support; 6. a first screw rod; 7. a second screw rod; 8. a first screw sleeve; 9. a slide bar; 10. a sliding sleeve; 11. a second threaded sleeve; 12. a first limiting groove; 13. a slide shaft; 14. a fixed block; 15. a first connecting rod; 16. a slider; 17. a telescopic rod; 18. a spring; 19. a pin shaft; 20. a first bevel gear; 21. a rotating shaft; 22. a second bevel gear; 23. a first belt wheel; 24. a second belt wheel; 25. a first servo motor; 26. a third belt wheel; 27. plugging the groove; 28. a first piston; 29. a second piston; 30. a second connecting rod; 31. a support plate; 32. a first screw rod; 33. a second screw; 34. a servo motor II; 35. a limiting rod; 36. a chute; 37. and (5) fixing the rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.

Example 1

Referring to fig. 1 to 6, a steel structure cutting and dismantling vehicle includes a vehicle body 1 and an auxiliary support device. The bottom of the vehicle body 1 is provided with a groove 3, and the bottom of the vehicle body 1 is provided with wheels 2 for moving the vehicle body 1.

The auxiliary supporting device comprises two opposite supporting seats 4 and two adjusting mechanisms respectively corresponding to the two supporting seats 4. Both adjusting mechanisms are accommodated in the groove 3 for respectively adjusting the distance between the corresponding support seat 4 and the ground. When the support base 4 is adjusted to be supported on the ground by the adjusting mechanism, the bottom of the support base 4 can be flush with the bottom tread of the wheel 2, so that the vehicle body 1 can be better supported on the ground. The whole supporting seat 4 of this embodiment is a rectangular structure, and two sides of the long side are processed through arcs. The bottom of the supporting seat 4 is provided with anti-skidding textures, so that the static friction force between the supporting seat 4 and the ground is improved, and the supporting seat 4 is placed on the ground more stably and reliably.

The adjusting mechanism comprises a support 5 which is obliquely arranged in the groove 3, the support 5 is integrally of a rectangular structure, and flanges are arranged on two sides of the support. The included angle between the side of the bracket 5 facing the notch of the groove 3 and the horizontal direction in the embodiment is less than ninety degrees, and can be forty-five degrees.

One side of the bracket 5 facing the notch of the groove 3 is rotatably provided with a first lead screw 6 parallel to the inclined direction of the groove, a first threaded sleeve 8 is sleeved on the first lead screw 6, a sliding rod 9 parallel to a second lead screw 7 is arranged on one side of the first threaded sleeve 8 far away from the bracket 5, a sliding sleeve 10 is sleeved on the sliding rod 9 in a sliding manner, and the sliding sleeve 10 can slide along the axis direction of the sliding rod 9.

A screw rod II 7 which is perpendicular to the screw rod I6 and is different in surface is rotatably inserted in the support 5, a screw sleeve II 11 is sleeved on the screw rod II 7 in a threaded mode, and a limiting groove I12 which is parallel to the screw rod I6 is arranged on one side, facing the sliding rod 9, of the screw sleeve II 11.

One side of the sliding sleeve 10 facing the first limiting groove 12 is provided with a sliding shaft 13, and the sliding shaft 13 is inserted into the first limiting groove 12 in a sliding manner. The end of the sliding shaft 13 far away from the sliding sleeve 10 is provided with a fixed block 14, and the side of the fixed block 14 facing the supporting seat 4 is connected with the supporting seat 4 through a first connecting rod 15.

In the embodiment, the first screw rod 6 is guided to rotate, so that the first screw sleeve 8 can move along the axial direction of the first screw rod 6 under a certain limit, and the second screw rod 7 can rotate, so that the second screw sleeve 11 can move along the axial direction of the second screw rod 7 under a certain limit. In the embodiment, the sliding shaft 13 slidably inserted in the first limiting groove 12 and the sliding sleeve 10 slidably sleeved on the sliding rod 9 are used to jointly limit the moving track of the fixed block 14, so that the height of the fixed block 14 in the vertical direction is adjusted.

Two ends of the first screw rod 6 are rotatably inserted into corresponding frame bodies of the bracket 5 respectively. A first conical tooth 20 is fixedly sleeved on the first screw rod 6, a rotating shaft 21 perpendicular to the first screw rod 6 is inserted into the support 5 in a rotating mode, a second conical tooth 22 meshed with the first conical tooth 20 is arranged at one end of the rotating shaft 21, and a first belt wheel 23 is arranged at the other end of the rotating shaft 21.

One end of the second screw rod 7 penetrates through the support 5 and is fixedly connected with a second belt wheel 24, a first servo motor 25 is installed in the groove 3, and a third belt wheel 26 is connected to an output shaft of the first servo motor 25. The first belt wheel 23, the second belt wheel 24 and the third belt wheel 26 are in transmission connection through a belt (not shown). The third pulley 26 is offset from the first and

third pulleys

23 and 26 so that the belt remains tensioned between the three pulleys.

In this embodiment, the diameter of the wheel body of the first pulley 23 is larger than that of the wheel body of the second pulley 24, so that the rotating speed of the first screw rod 6 is lower than that of the second screw rod 7 under the driving of the first servo motor 25, thereby preventing the support seat 4 from being damaged due to contacting the support 5 in the ascending process.

The number of the first connecting rods 15 between each supporting seat 4 and the corresponding fixed block 14 is two. The seat body of the supporting seat 4 is provided with a sliding chute 36, and the sliding chute 36 is a horizontal runway-shaped structure. Two sliders 16 are slidably connected in the slide groove 36. The two sliding blocks 16 are connected with the corresponding groove walls of the sliding groove 36 through an elastic component.

The fixed block 14 is inserted with a pin 19. One end of each of the two first connecting rods 15 is rotatably sleeved on the pin shaft 19, and the other end of each of the two first connecting rods 15 is rotatably connected with the block bodies of the two sliding blocks 16. When the supporting seat 4 is in contact with the ground, the two cross connecting rods I15 are pressed and separated, and the corresponding sliding blocks 16 are driven to extrude respective elastic assemblies, so that the influence of mechanical vibration or ground vibration generated when the vehicle body 1 cuts a steel structure on the stability of the supporting seat 4 is reduced.

The elastic component comprises a fixed rod 37, a spring 18 sleeved outside the fixed rod 37 and a plug groove 27 arranged on the corresponding side wall of the supporting seat 4.

The end of the plug groove 27 remote from the support 4 is bent towards the ground. The two ends in the plug groove 27 are respectively provided with a first piston 28 and a second piston 29, and hydraulic oil (not shown) is contained in the plug groove 27 between the first piston 28 and the second piston 29.

The end of the fixing rod 37 far away from the slide block 16 extends into the plug groove 27 and is connected with the first piston 28. And a second connecting rod 30 is arranged at one end of the second piston 29, which is far away from the hydraulic oil, and a supporting plate 31 is arranged at one end of the second connecting rod 30, which is far away from the second piston 29. The slide block 16 can transmit pressure to the first piston 28 through the fixing rod 37, and simultaneously compress the spring 18, the spring 18 can buffer and reduce vibration, the first piston 28 is transmitted to the second piston 29 through hydraulic oil, and the second piston 29 can be transmitted to the supporting plate 31 through the second connecting rod 30, so that hydraulic damping can be realized on one hand, and the supporting plate 31 can extrude the ground, so that the vehicle body 1 is supported on the ground more stably.

A frame groove (not shown) is arranged in the groove 3, and the frame groove is positioned at the top of the groove wall of the groove 3 and is vertical to the axial direction of the bracket 5. The support 5 in each adjusting mechanism is arranged on the frame groove in a sliding mode, a moving block (not shown) is arranged on the support 5, the moving block is arranged in the frame groove in a sliding mode, and the support 5 can slide in the frame groove through the moving block.

A double-shaft servo motor II 34 is arranged in the groove 3, and two output shafts of the servo motor II 34 are respectively connected with a screw rod I32 and a screw rod II 33. The screw threads of the first screw 32 and the screw threads of the second screw 33 are opposite in rotating direction. One of the brackets 5 is provided with a first screw hole (not shown) matched with the first screw rod 32. The other bracket 5 is provided with a second screw hole (not shown) matched with the second screw rod 33. In this embodiment, the first screw 32 and the second screw 33 with opposite spiral directions can be driven by the second servo motor 34 to enable the first screw 32 and the first threaded hole to have a mutual thread action, and the second screw 33 and the second threaded hole to have a mutual thread action, so that the two brackets 5 can be close to or far away from each other to adjust the gap distance between the two brackets 5, and support requirements of different environmental pavements can be met.

Be provided with two gag lever posts 35 between two supports 5 relatively, the support body that runs through two supports 5 is slided respectively at the both ends of every gag lever post 35, can make the removal of two supports 5 at the frame inslot more steady through gag lever post 35.

The theory of operation of this embodiment specifically does, when automobile body 1 removed the occasion of steel construction to required cutting demolishs, observe road surface situation earlier and adjust to suitable interval between two supporting seats 4 on two supports 5, two output shafts of control servo motor two 34 drive screw rod one 32 and screw rod two 33 synchronous rotations respectively promptly, make screw rod one 32 and screw hole one between the screw thread effect each other, make screw rod two 33 and screw hole two between the screw thread effect each other, and under the limiting displacement of gag lever post 35, in order to adjust to suitable distance between two supports 5. Then an output shaft of the servo motor I25 is controlled to drive the belt wheel III 26 to rotate, the belt wheel III 26 drives the belt wheel I23 and the belt wheel II 24 to rotate through a belt, the belt wheel I23 drives the screw rod I6 to enable the screw rod I6 and the screw sleeve I8 to have mutual thread action, the screw sleeve I8 drives the slide rod 9 to move along the axial direction of the screw rod I6, the second belt wheel 24 drives the second screw rod 7 to enable the second screw rod 7 and the second threaded sleeve 11 to have mutual threaded action, so that the second threaded sleeve 11 drives the first limiting groove 12 to move along the axial direction of the second screw rod 7, because the sliding sleeve 10 on the sliding rod 9 and the sliding shaft 13 in the first limit groove 12 limit each other, the height of the fixed block 14 fixed on the sliding shaft 13 changes, the supporting seat 4 can keep synchronous movement with the fixing block 14 through the first connecting rod 15, so that the supporting seat 4 is supported on the ground conveniently and quickly, and the design requirement on the depth of the groove 3 at the bottom of the vehicle body 1 is reduced.

Example 2

Referring to fig. 7, a difference between the embodiment 2 and the embodiment 1 is that the elastic component of the embodiment 2 includes an expansion link 17 and a spring 18 sleeved outside the expansion link 17. One end of the telescopic rod 17 is fixed on the sliding block 16, and the other end is fixed on the groove wall of the corresponding sliding groove 36.

When the support seat 4 contacts the ground, the sliding of the sliding block 16 in the sliding groove 36 can compress the spring 18 on the telescopic rod 17, so as to reduce the influence of mechanical vibration or ground vibration generated when the vehicle body 1 cuts a steel structure on the stability of the support seat 4.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a car is demolishd in steel construction cutting which characterized in that includes:

the bottom of the vehicle body is provided with a groove; and

the auxiliary supporting device comprises two opposite supporting seats and two adjusting mechanisms corresponding to the two supporting seats respectively; the two adjusting mechanisms are accommodated in the grooves and used for respectively adjusting the distance between the corresponding supporting seat and the ground;

the adjusting mechanism comprises a support which is obliquely arranged in the groove, a first screw rod parallel to the oblique direction of the support is rotatably arranged on one side of the support facing the notch of the groove, a first threaded sleeve is sleeved on the first screw rod in a threaded manner, a sliding rod parallel to the first screw rod is arranged on one side of the first threaded sleeve, which is far away from the support, and a sliding sleeve is slidably sleeved on the sliding rod;

a second screw rod which is perpendicular to the first screw rod and is different in surface is rotatably inserted into the support, a second threaded sleeve is sleeved on the second screw rod in a threaded manner, and a first limiting groove which is parallel to the first screw rod is formed in one side, facing the sliding rod, of two sides of the second threaded sleeve;

a sliding shaft is arranged on one side, facing the first limiting groove, of the sliding sleeve, and the sliding shaft is inserted into the first limiting groove in a sliding mode; one end of the sliding shaft, which is far away from the sliding sleeve, is provided with a fixed block, and one side of the fixed block, which faces the supporting seat, is connected with the supporting seat through a connecting rod.

2. The steel structure cutting and dismantling vehicle as claimed in claim 1, wherein both ends of said first screw rod are rotatably inserted into the corresponding frame bodies of said brackets, respectively; a first conical tooth is fixedly sleeved on the first screw rod, a rotating shaft perpendicular to the first screw rod is rotatably inserted into the support, a second conical tooth meshed with the first conical tooth is arranged at one end of the rotating shaft, and a first belt wheel is arranged at the other end of the rotating shaft;

one end of the screw rod II penetrates through the bracket and is fixedly connected with a belt wheel II, a servo motor I is installed in the groove, and an output shaft of the servo motor I is connected with a belt wheel III; the first belt wheel, the second belt wheel and the third belt wheel are connected through a belt in a transmission mode.

3. The steel structure cutting demolition vehicle of claim 1 wherein the number of the first connecting rods between each support seat and the corresponding fixed block is two;

4. The steel structure cutting demolition vehicle of claim 3, wherein the elastic assembly comprises a telescopic rod and a spring sleeved outside the telescopic rod; one end of the telescopic rod is fixed on the sliding block, and the other end of the telescopic rod is fixed on the corresponding groove wall of the sliding groove.

5. The steel structure cutting demolition vehicle of claim 3, wherein the elastic assembly comprises a fixing rod, a spring sleeved outside the fixing rod, and a plug groove arranged on a corresponding side wall of the supporting seat;

6. The steel structure cutting demolition vehicle as recited in claim 1, wherein a frame slot is opened in the groove, and a bracket in each of the adjusting mechanisms is slidably disposed on the frame slot; a double-shaft servo motor II is installed in the groove, and two output shafts of the servo motor II are respectively connected with a screw rod I and a screw rod II; the screw thread turning directions of the first screw and the second screw are opposite; one of the brackets is provided with a first screw hole matched with the first screw rod; and a second screw hole matched with the screw rod is formed in the other support.

7. The steel structure cutting demolition vehicle according to claim 6, wherein two limiting rods are oppositely arranged between the two brackets, and two ends of each limiting rod respectively penetrate through the frame bodies of the two brackets in a sliding manner.