CN212611829U

CN212611829U - Gravity center adjusting mechanism and leveling equipment

Info

Publication number: CN212611829U
Application number: CN202020935733.5U
Authority: CN
Inventors: 张才华; 肖翔伟; 陈昭玮
Original assignee: Guangdong Bozhilin Robot Co Ltd
Current assignee: Guangdong Bozhilin Robot Co Ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-02-26
Anticipated expiration: 2030-05-28

Abstract

A gravity center adjusting mechanism and leveling equipment are provided, wherein the gravity center adjusting mechanism is arranged between a movable chassis and a frame, a first end of the frame is provided with an actuating mechanism for construction operation, the gravity center adjusting mechanism comprises a first pivoting structure, and the movable chassis is rotatably connected with the frame arranged above the movable chassis through the first pivoting structure; the support piece is positioned at the bottom of the frame, and the middle part of the support piece is rotationally connected with the frame or the movable chassis; drive structure, its body is articulated with the frame, and drive structure's output is connected to support piece's first end to drive support piece rotates, makes the first end of frame rotate towards the direction that is close to the removal chassis, and drive structure can drive support piece and reset, thereby makes support piece second end down and with remove the chassis butt, with the effort upwards applyed to the frame, makes the frame second end towards the direction rotation that is close to the removal chassis.

Description

Gravity center adjusting mechanism and leveling equipment

Technical Field

The utility model relates to a construction machinery technical field especially relates to a focus guiding mechanism and leveling equipment.

Background

Most of concrete ground eveners on the market at present are of a hand-push type and a seat type. Hand propelled is through manual promotion, and because actuating mechanism weight is heavier and at the front end, leads to the focus to lean forward, need artifical pushing down simultaneously, and is harder. The seat type makes the gravity center move backwards by adding a seat mechanism, so that the whole mechanism is larger.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a focus guiding mechanism and leveling equipment can be as required automatic adjustment focus, simple structure and stability.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides an aspect provides a focus guiding mechanism, focus guiding mechanism install between removal chassis and frame, the first end of frame is provided with the actuating mechanism who is used for the construction operation, focus guiding mechanism includes:

the first pivoting structure is used for rotatably connecting the moving chassis and the frame arranged above the moving chassis;

the support piece is arranged at the bottom of the frame, and the middle part of the support piece is rotationally connected with the frame or the movable chassis;

the body of the driving structure is hinged to the frame, the output end of the driving structure is connected to the first end of the supporting piece, the driving structure can drive the first end of the supporting piece to move downwards so as to drive the second end of the supporting piece to move upwards and separate from the moving chassis, so that the first end of the frame rotates towards the direction close to the moving chassis, the driving structure can drive the first end of the supporting piece to move upwards so as to drive the second end of the supporting piece to move downwards and abut against the moving chassis, upward acting force is applied to the first end of the frame, and the second end of the frame rotates towards the direction close to the moving chassis.

Optionally, the second end of the support member is provided with a roller, and the support member is in contact with the moving chassis through the roller.

Optionally, a limiting member is further disposed on the movable chassis, when the second end of the supporting member abuts against the movable chassis, the second end of the supporting member extends into the limiting member, and the limiting member can limit the second end of the supporting member to move toward the first pivot structure.

Optionally, the center of gravity adjustment mechanism further comprises:

the output end of the driving structure is hinged with the first end of the supporting piece through the first hinge structure;

the middle part of the supporting piece is hinged with the frame through the second hinge structure;

and the body of the driving structure is hinged with the frame through the third hinge structure.

The utility model discloses another aspect provides a leveling equipment, including foretell focus guiding mechanism and leveling device the frame and remove the chassis, leveling device installs the first end of frame for leveling construction ground.

Optionally, the leveling apparatus includes a levelness detector mounted on the leveling device or the center of gravity adjusting mechanism for detecting levelness of the leveling device.

Optionally, the leveling device further comprises an electric cabinet, and the electric cabinet is mounted at the bottom of the frame.

Optionally, the leveling device includes a leveling plate for contacting the construction ground to level the construction ground, the leveling plate being parallel to a bottom surface of the electric cabinet, and the levelness detector is for detecting levelness of the bottom surface of the electric cabinet.

Optionally, the leveling apparatus further comprises a lifting mechanism disposed between the carriage and the leveling device, the lifting mechanism being configured to adjust a height of the leveling device when the leveling apparatus is in operation.

Optionally, the leveling device further comprises a leveling device connected with the leveling device for leveling the construction ground before leveling by the leveling device.

The utility model has the advantages that:

the utility model provides a focus guiding mechanism sets up between removal chassis and frame, and the first end of frame is provided with the actuating mechanism who is used for the construction operation, and focus guiding mechanism includes first pivot structure, support piece and drive structure. The movable chassis is rotatably connected with the front end of the frame through the first pivoting structure, the middle part of the supporting piece is rotatably connected with the frame or the movable chassis, and the driving structure is installed on the frame and connected to the first end of the supporting piece, so that the structure is simple and compact. When the execution mechanism needs to work, the driving structure pushes the first end of the supporting piece to move downwards, the second end of the supporting piece moves upwards to leave the movable chassis, meanwhile, the first end of the frame rotates towards the direction close to the movable chassis, and the second end of the frame rotates towards the direction far away from the movable chassis, so that the construction equipment moves towards the direction close to the execution mechanism in the integral gravity center, and the execution mechanism is convenient to carry out construction work; when the actuating mechanism does not need to operate, the first end of the supporting piece is pulled to move upwards by the driving structure, the second end of the supporting piece moves downwards and is abutted to the moving chassis, meanwhile, the first end of the frame rotates towards the direction away from the moving chassis, and the second end of the frame rotates towards the direction close to the moving chassis and is abutted to the moving chassis, so that the whole gravity center of the building equipment moves towards the position close to the center of the moving chassis, and the stability of the building equipment in the non-working state is improved.

Drawings

Fig. 1 is a schematic view illustrating a gravity center adjusting mechanism according to an embodiment of the present invention adjusting the gravity centers of a mobile chassis and a frame to a position close to an actuator;

fig. 2 is a schematic view illustrating the gravity center adjusting mechanism according to the embodiment of the present invention adjusting the gravity centers of the mobile chassis and the frame to a position close to the center of the mobile chassis;

figure 3 is a schematic view of a screed according to an embodiment of the present invention with the center of gravity located proximate to the actuator;

figure 4 is a schematic view of a screed according to an embodiment of the present invention with the center of gravity of the screed positioned near the center of the mobile chassis.

In the figure:

1. moving the chassis;

2. a frame;

31. a first pivot structure; 32. a first hinge structure; 33. a second hinge structure; 34. a third hinge structure;

4. a drive structure;

5. a support member; 51. a roller;

6. a limiting member;

7. an electric cabinet;

8. a leveling device; 81. a screed plate;

9. a strickling device;

10. a lifting mechanism; 101. a first link; 102. a second link; 103. lifting the electric push rod; 104. and a connecting frame.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention.

Referring to fig. 1 and 2, an aspect of the present invention provides a center of gravity adjusting mechanism. The gravity center adjusting mechanism is installed between the movable chassis 1 and the vehicle frame 2, and the first end of the vehicle frame 2 is provided with an actuating mechanism for construction operation. The center of gravity adjustment mechanism includes a first pivot structure 31, a support member 5, and a drive structure 4. The moving chassis 1 is rotatably connected to a first end of the carriage 2 arranged above the moving chassis 1 by means of a first pivot structure 31. The support piece 5 is arranged at the bottom of the frame 2, and the middle part of the support piece 5 is hinged with the frame 2. The body of drive structure 4 is articulated with frame 2, the output of drive structure 4 is connected to support piece 5's first end, drive structure 4 can drive support piece 5's first end down, thereby drive support piece 5's second end go up and with the separation of removal chassis 1, so that frame 2's first end is rotated towards the direction that is close to removal chassis 1, and, drive structure 4 can drive support piece 5's first end and go up, thereby drive support piece 5's second end down and with removal chassis 1 butt, and then apply upward effort to frame 2's first end, make frame 2's second end rotate towards the direction that is close to removal chassis 1.

Specifically, in the construction equipment, an actuator is installed at one side of the frame 2 so that the actuator performs construction work. When the actuator needs to work, the driving structure 4 pushes the first end of the supporting member 5 to descend, the second end of the supporting member 5 ascends and leaves the moving chassis 1 (i.e. the supporting member 5 rotates in the direction indicated by the arrow B in fig. 2), meanwhile, the first end of the frame 2 rotates in the direction close to the moving chassis 1, and the second end of the frame 2 rotates in the direction away from the moving chassis 1 (i.e. the frame 2 rotates in the direction indicated by the arrow a in fig. 1), so that the building equipment moves in the direction close to the actuator at the center of gravity of the whole, and the actuator is convenient for the construction work; when the actuator does not need to work, the driving structure 4 pulls the first end of the support member 5 to move upwards, the second end of the support member 5 moves downwards and abuts against the moving chassis 1 (i.e. the support member 5 rotates in the direction indicated by the arrow a in fig. 1 and makes the second end of the support member 5 abut against the moving chassis 1 as shown in fig. 2), meanwhile, the first end of the frame 2 rotates away from the moving chassis 1, and the second end of the frame 2 rotates close to the moving chassis 1 and abuts against the moving chassis 1 (i.e. the frame 2 rotates in the direction indicated by the arrow B in fig. 2 and makes the second end of the frame 2 abut against the moving chassis 1), so that the overall gravity center of the building equipment moves towards the position close to the center of the moving chassis 1, and the stability of the building equipment in the non-working state is improved.

Optionally, in other embodiments, it may also be configured to: the middle part of the support part 5 is rotatably connected with the movable chassis 1, and the adjustment of the integral gravity center of the building equipment can be realized under the driving of the driving structure 4.

Optionally, the second end of the support 5 is provided with a roller 51, and the support 5 is in contact with the moving chassis 1 via the roller 51. Specifically, when the driving structure 4 drives the support 5 to rotate along arrow a, the roller 51 mounted at the second end of the support 1 contacts the moving chassis 1 and then rolls along the moving chassis 1 until the second end of the carriage 2 abuts against the moving chassis 1. By arranging the roller 51, the second end of the support 5 can be abutted with the moving chassis 1 in a rolling manner, and the support 5 and the moving chassis 1 are prevented from being damaged due to sliding friction between the support 5 and the moving chassis 1.

Optionally, a limiting member 6 is further disposed on the mobile chassis 1, when the second end of the supporting member 5 abuts against the mobile chassis 1, the second end of the supporting member 5 extends into the limiting member 6, and the limiting member 6 can limit the second end of the supporting member 5 to move towards the first pivot structure 31, so that the frame 2 rotates along the arrow B, and after the center of the building equipment is transferred from the position close to the execution mechanism to the position close to the center of the mobile chassis 1, the second end of the frame 2 does not move downward to abut against the mobile chassis 1, thereby avoiding abrasion in the process of moving the building equipment due to mutual contact between the frame 1 and the mobile chassis 1.

Optionally, the gravity center adjusting mechanism further includes a first hinge structure 32, a second hinge structure 33, and a third hinge structure 34. The output end of the drive structure 4 is hinged to the first end of the support 5 by a first hinge structure 32. The middle part of the support member 5 is articulated to the frame 2 by a second articulation 33. The drive structure 4 is articulated to the frame 2 by means of a third articulation 34.

Optionally, in this embodiment, the driving structure 4 is a cylinder, and the cylinder has a simple structure and is easy to apply. Of course, in other embodiments, the driving of the support 5 may be realized by using a driving member such as an electric cylinder or a hydraulic cylinder.

Referring to fig. 1-4, another aspect of the present invention is a leveling apparatus, which is an example of an application of the above center adjusting mechanism, specifically, in the leveling apparatus, the actuating mechanism is a leveling device 8.

The leveling device also comprises the gravity center adjusting mechanism, the vehicle frame 2 and the movable chassis 1, and the leveling device 8 is arranged at the first end of the vehicle frame 2 and used for leveling the construction ground. Leveling device begins the during operation, 4 actions of drive structure, 5 rotations along arrow point B of drive support piece, make frame 2 rotate along arrow point A, install leveling device 8 in frame 2 one side and can rotate thereupon, so that leveling device 8 with construction ground contact and with construction ground parallel back, 4 stop motion of drive structure, leveling device 8 begins the action, carry out the flattening to construction ground, later remove chassis 1 and drive the walking of leveling device, make leveling device 8 can carry out the flattening to the ground of not being under construction.

Optionally, the leveling apparatus includes a levelness detector mounted on the leveling device 8 or the center of gravity adjusting mechanism for detecting the levelness of the leveling device 8. The driving structure 4 drives the supporting member 5 to rotate according to the deviation between the detection result of the levelness detector and the preset value, and further drives the leveling device 8 to a position parallel to the construction ground. Specifically, when the leveling device starts to work, the driving structure 4 acts, the driving support piece 5 rotates along the arrow B, the frame 2 rotates along the arrow A, at the moment, the levelness detector detects the levelness of the leveling device 8 in real time, and the driving structure 4 stops acting until the leveling device 8 is completely horizontal, namely, the leveling device 8 is parallel to the construction ground.

Optionally, the leveling device further comprises an electric cabinet 7, and the electric cabinet 7 is mounted at the bottom of the frame 2. The detection result of the levelness of the leveling device 8 detected by the level detector is transmitted to the electric cabinet 7 in real time, the electric cabinet 7 judges the detection result, and when the detection result is the same as a preset value, an instruction is sent to the driving structure 4, so that the driving structure 4 stops acting.

Alternatively, the leveling device 8 includes a leveling plate 81, the leveling plate 81 is used to contact the construction ground to level the construction ground, the leveling plate 81 is parallel to the bottom surface of the electric cabinet 7, and a levelness detector is used to detect the levelness of the bottom surface of the carriage 2.

Specifically, in this embodiment, the leveling device 8 further includes a vibration motor installed on the leveling plate 81 to drive the leveling plate 81 to shake, and level the construction ground, which is the prior art and is not described herein again.

Optionally, the leveling apparatus further comprises a lifting mechanism 10, the lifting mechanism 10 is disposed between the frame 2 and the leveling device 8, and when the leveling apparatus is operated, the lifting mechanism 10 is used for adjusting the height of the leveling device 8, thereby adjusting the levelness of the leveling device 8. Specifically, the lifting mechanism 10 can control the leveling device 8 according to the detection result of the level detector. When the detection result of the horizontal detector is the same as the preset value in the electric cabinet 7, the lifting mechanism 10 does not work; when the testing result of level detector is different with the default in the electric cabinet 7, hoist mechanism 10 drive leveling device 8 goes up and down, so that leveling device 8 is for electric cabinet 7, position in vertical side changes, leveling device 8's position changes the back, make electric cabinet 7 rotate around first pivot structure 31, thereby can adjust the contained angle between the bottom surface of electric cabinet 7 and the horizontal plane, contained angle between the bottom surface through adjustment electric cabinet 7 and the horizontal plane, can adjust the contained angle between leveling device 8's bottom surface and the horizontal plane, thereby make leveling device 8 can carry out the flattening operation to construction ground betterly, with the effect of guaranteeing 8 flattening operations of leveling device.

Preferably, the lifting mechanism 10 includes a first link 101, a second link 102, and a lifting electric push rod 103.

Specifically, two ends of the first connecting rod 101 are respectively hinged to the electric cabinet 7 and the connecting frame 104, two ends of the second connecting rod 102 are respectively hinged to the frame 2 and the connecting frame 104, that is, one end of the first connecting rod 101 is hinged to the frame 2, the other end of the first connecting rod 101 is hinged to the connecting frame 104, one end of the second connecting rod 102 is hinged to the electric cabinet 7, and the other end of the second connecting rod 102 is hinged to the connecting frame 104, so that the first connecting rod 101, the second connecting rod 102, the connecting frame 104 and the frame 2 can define a quadrilateral mechanism, and two adjacent sides of the quadrilateral mechanism can rotate relatively.

Optionally, the first link 101 is parallel to the second link 102. Further, the first link 101 and the second link 102 are equal in length, and thus the first link 101, the second link 102, the connecting frame 104, and the frame 2 may define a parallelogram mechanism.

One end of the lifting electric push rod 103 is hinged with the frame 2 and the other end is hinged with the second connecting rod 102, one end of the lifting electric push rod 103 can be hinged with the frame 2, the other end of the lifting electric push rod 103 can be hinged with the second connecting rod 102, and when the lifting electric push rod 103 extends out, namely, the lifting electric push rod 103 can extend from top to bottom towards the direction close to the leveling device 8. The second link 102 is rotatable in the direction of arrow B in fig. 2, and the second link 102 drives the connecting frame 104 to move downward, and the connecting frame 104 moves downward to drive the screed 81 to move downward. When the lifting electric push rod 103 is contracted, namely, the lifting electric push rod 103 retracts from bottom to top towards the direction close to the frame 2, the second connecting rod 102 rotates along the direction shown by the arrow a in fig. 1, meanwhile, the second connecting rod 102 can drive the connecting frame 104 to move upwards, the connecting frame 104 can drive the leveling plate 81 to move upwards by moving upwards, therefore, the lifting electric push rod 103 can drive the leveling plate 81 to move upwards and downwards by the telescopic action of the lifting electric push rod 103, so that the frame 2 and the electric cabinet 7 can rotate around the first pivoting structure 31, the included angle between the bottom surface of the electric cabinet 7 and the horizontal plane can be adjusted, the included angle between the bottom surface of the leveling plate 81 and the horizontal plane can be adjusted, and the construction ground can be well leveled.

Optionally, the levelling apparatus further comprises a screeding device 9, the screeding device 9 being connected to the levelling device 8 for screeding the construction ground before levelling by the levelling device 8. The scraping device 9 may be any structure known in the art, and is not limited herein.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. The utility model provides a focus guiding mechanism installs between removal chassis and frame, the first end of frame is provided with the actuating mechanism who is used for the construction operation, its characterized in that, focus guiding mechanism includes:

2. The center of gravity adjustment mechanism according to claim 1, wherein the second end of the support member is provided with a roller, and the support member is in contact with the moving chassis via the roller.

3. The mechanism of claim 1, wherein the moving chassis is further provided with a limiting member, when the second end of the supporting member abuts against the moving chassis, the second end of the supporting member extends into the limiting member, and the limiting member can limit the second end of the supporting member from moving toward the first pivot structure.

4. The center of gravity adjustment mechanism according to any one of claims 1 to 3, further comprising:

5. A leveling apparatus comprising the center of gravity adjusting mechanism of any one of claims 1 to 4, said carriage, and said moving chassis, and a leveling device mounted at a first end of said carriage for leveling a construction ground.

6. The screeding apparatus of claim 5, wherein said screeding apparatus includes a levelness detector mounted on said screeding device or said center of gravity adjustment mechanism for detecting the levelness of said screeding device.

7. The screeding apparatus of claim 6, further comprising an electrical cabinet mounted to a bottom portion of said carriage.

8. The screeding apparatus of claim 7, wherein said screeding device includes a screed for contacting said construction floor to level said construction floor, said screed being parallel to said electrically controlled bottom surface, said levelness detector for detecting levelness of said bottom surface of said electric cabinet.

9. The screeding apparatus of claim 6, further comprising a lifting mechanism disposed between said carriage and said screeding device for adjusting the height of said screeding device when said screeding apparatus is in operation.

10. The screeding apparatus of any one of claims 5-9, further comprising a screeding device connected to said screeding device for screeding a construction surface prior to said screeding device.