CN219160030U

CN219160030U - Balance adjusting structure of liftable support

Info

Publication number: CN219160030U
Application number: CN202320009168.3U
Authority: CN
Inventors: 陈利民; 邵世强; 谢晶; 丁晓武; 李正松; 陈世文
Original assignee: Xuancheng Municipal Construction Group Co ltd
Current assignee: Xuancheng Municipal Construction Group Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-06-09
Anticipated expiration: 2033-01-03

Abstract

The utility model discloses a balance adjusting structure of a lifting bracket, which is arranged at the bottom of the lifting bracket, wherein the lifting bracket comprises a vertically arranged supporting pipe and a universal wheel arranged at the bottom of the supporting pipe, an adjusting pipe is rotatably arranged in the supporting pipe, an adjusting rod is arranged in the adjusting pipe in a penetrating way, the adjusting rod is in threaded connection with the adjusting pipe, a limiting mechanism for preventing the adjusting rod and the adjusting pipe from synchronously rotating is arranged between the adjusting rod and the supporting pipe, and the universal wheel is arranged at the bottom end of the adjusting rod. This application has the effect of making lifting support can be more stable erect subaerial.

Description

Balance adjusting structure of liftable support

Technical Field

The utility model relates to the field of engineering construction equipment, in particular to a balance adjusting structure of a lifting bracket.

Background

In the engineering construction process, steel strand blanking and rope threading are the first working procedures in the prestress construction. Especially in the high-speed railway construction process, in order to improve the lashing efficiency of steel strand wires, can use the lashing machine to carry out lashing work generally, promoted the efficiency of construction greatly. In order to enable the beam threading machine to carry out rope threading operation on a higher position, the beam threading machine is usually fixed on a lifting platform plate of a movable lifting bracket.

Aiming at the related technology, in the use process of the lifting support, the ground of the construction site is possibly not high in levelness, and the condition that the universal wheels at the bottom of the lifting platform support frame are difficult to contact the ground at the same time often occurs, so that the lifting support is easy to shake.

Disclosure of Invention

In order to enable the universal wheel to adjust to the road surface that the roughness is not high, improve lifting support's stability, this application provides a lifting support's balanced regulation structure.

The application provides a balanced regulation structure of liftable support adopts following technical scheme:

the utility model provides a balanced regulation structure of liftable support, regulation structure sets up in the bottom of lifting support, lifting support include vertical setting's stay tube with install in the universal wheel of stay tube bottom, the stay tube internal rotation is installed the regulation pipe, wear to be equipped with in the regulation pipe to adjust the pole, adjust the pole with regulation pipe threaded connection, adjust the pole with be provided with between the stay tube and be used for the hindrance adjust pole with regulation pipe synchronous pivoted stop gear, the universal wheel install in adjust the pole bottom.

Through adopting above-mentioned technical scheme, the regulation pipe rotates and sets up in the stay tube, adjusts pole and regulation pipe threaded connection, under stop gear's hindrance effect, when rotating the regulation pipe, adjusts the pole and can drive the vertical removal of universal wheel to when sunken or protruding appear on ground, constructor can adjust the vertical height of universal wheel to the condition of job site, and the universal wheel of messenger's lifting support bottom all can conflict subaerial, makes the lifting support can be more stable erect subaerial.

Preferably, the connecting block is fixedly connected with on the mount pad of universal wheel, the mounting groove has been seted up on the top surface of connecting block, the bottom of adjusting the pole is inserted and is located in the mounting groove, the draw-in groove has been seted up on the pole, the sliding hole has been seted up on the connecting block, be provided with fixed establishment on the connecting block, fixed establishment including slide set up in the clamping rod in the sliding hole, the one end of clamping rod is inserted and is located in the draw-in groove, fixed establishment is still including being used for the hindrance the clamping rod breaks away from thrust assembly in the draw-in groove.

Through adopting above-mentioned technical scheme, the clamping rod slides and sets up in the sliding hole, and the one end of clamping rod can be inserted and locate in the draw-in groove to hinder and adjust the pole and break away from the connecting block, and under thrust assembly's the effect of hindrance, make the one end of clamping rod stable be located the draw-in groove, thereby make the universal wheel can be stable install on adjusting the pole. When the universal wheel needs to be replaced, the clamping connection rod is pulled in the direction away from the adjusting rod, so that one end of the clamping connection rod is separated from the clamping groove, and the universal wheel can be detached, so that the universal wheel is convenient to detach and install.

Preferably, a blocking groove is formed in the inner wall of the sliding hole, a stop block is mounted on the clamping connection rod, and the stop block is slidably arranged in the blocking groove.

Through adopting above-mentioned technical scheme, the dog slides and sets up in keeping off the inslot to hinder the clamping rod to break away from the connecting block, increased the stability of fixed establishment structure.

Preferably, the thrust assembly comprises a thrust spring arranged in the blocking groove, one end of the thrust spring is abutted against the side surface of the stop block, which is far away from the adjusting rod, and the other end of the thrust spring is abutted against the side wall of the blocking groove, which is far away from the adjusting rod.

Through adopting above-mentioned technical scheme, thrust spring's one end is contradicted on the side of adjusting the pole is kept away from to the dog, thrust spring's the other end is contradicted on keeping away from the lateral wall of adjusting the pole in keeping away from the groove to hinder the joint pole to keeping away from the direction slip of adjusting the pole, make fixed establishment can be more stable fix the universal wheel in the bottom of adjusting the pole.

Preferably, the clamping connection rod is provided with an inclined plane on the end surface close to the adjusting rod, and the inclined plane is upward.

By adopting the technical scheme, the inclined plane is arranged on the end face of the clamping connection rod, which is close to the adjusting rod, so that the connecting block and the universal wheel are conveniently installed on the adjusting rod.

Preferably, an annular groove is formed in the inner peripheral surface of the supporting tube, a rotating block is fixedly connected to the adjusting tube and arranged in the annular groove, and the rotating block is connected with the inner wall of the annular groove in a sliding mode.

Through adopting above-mentioned technical scheme, the rotating block fixed connection is on the regulation pipe, and the rotating block sets up in the ring channel to make the regulation pipe can be in the stay tube internal rotation, prevent that the regulation pipe breaks away from the stay tube, improved the stability of being connected between regulation pipe and the stay tube.

Preferably, a limiting groove is formed in the inner wall of the supporting tube, the limiting mechanism comprises a limiting block arranged in the limiting groove in a sliding mode, and the limiting block is fixed with the adjusting rod.

Through adopting above-mentioned technical scheme, stopper fixed connection is on adjusting the pole, and the stopper slides and sets up in the spacing inslot to hinder to adjust pole and adjusting pipe synchronous rotation, and then be convenient for adjust the vertical height position of universal wheel.

Preferably, the adjusting pipe is sleeved with an adjusting block, the adjusting block is fixedly connected with the adjusting pipe, and the outline of the outer edge of the adjusting block is hexagonal.

Through adopting above-mentioned technical scheme, regulating block fixed connection is on the governing pipe, and the outline of the outer edge of regulating block is the hexagon to the staff of being convenient for uses the instrument to rotate the regulating block.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the adjusting pipe is rotatably arranged in the supporting pipe, the adjusting rod is in threaded connection with the adjusting pipe, and under the blocking effect of the limiting mechanism, the adjusting rod can drive the universal wheel to vertically move when the adjusting pipe is rotated, so that when the ground is sunken or raised, constructors can adjust the vertical height of the universal wheel according to the condition of a construction site, the universal wheels at the bottom of the lifting support can be abutted against the ground, and the lifting support can be more stably erected on the ground;

2. the clamping connection rod is arranged in the sliding hole in a sliding way, one end of the clamping connection rod can be inserted into the clamping groove, so that the adjusting rod is prevented from being separated from the connecting block, one end of the clamping connection rod is stably positioned in the clamping groove under the blocking effect of the thrust component, so that the universal wheel can be stably installed on the adjusting rod, and when the universal wheel needs to be replaced, the clamping connection rod is pulled in the direction away from the adjusting rod, one end of the clamping connection rod is separated from the clamping groove, and the universal wheel can be detached, so that the universal wheel is convenient to detach and install;

3. one end of the thrust spring is abutted against the side surface of the stop block, which is far away from the adjusting rod, and the other end of the thrust spring is abutted against the side wall of the stop groove, which is far away from the adjusting rod, so that the blocking rod is prevented from sliding in the direction far away from the adjusting rod, and the universal wheel can be fixed at the bottom end of the adjusting rod more stably by the fixing mechanism.

Drawings

Fig. 1 is a schematic view of the overall structure of a lifting bracket in an embodiment of the present application.

Fig. 2 is a cross-sectional view of a support tube in an embodiment of the present application.

Fig. 3 is a cross-sectional view of a connection block in an embodiment of the present application.

Reference numerals illustrate:

1. an adjustment structure; 11. an adjusting tube; 111. a rotating block; 12. an adjusting rod; 121. a clamping groove; 13. a connecting block; 131. a mounting groove; 132. a sliding hole; 133. a blocking groove; 14. an adjusting block; 15. a limiting mechanism; 151. a limiting block; 16. a fixing mechanism; 161. a clamping rod; 1611. an inclined plane; 162. a stop block; 163. a thrust assembly; 1631. a thrust spring; 2. a lifting bracket; 21. a support tube; 211. an annular groove; 212. a limit groove; 22. a transverse bar; 23. and a universal wheel.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a balance adjustment structure of liftable support. Referring to fig. 1 and 2, the adjusting structure 1 is disposed at the bottom of the lifting support 2, the lifting support 2 is a rectangular frame structure, the lifting support 2 includes four support tubes 21 and transverse rods 22, the support tubes 21 are vertically disposed, the transverse rods 22 are disposed between two adjacent support tubes 21, and two ends of the transverse rods 22 are fixedly connected to the two adjacent support tubes 21.

Referring to fig. 1 and 2, the adjusting structure 1 includes an adjusting pipe 11, an adjusting rod 12, a connecting block 13, an adjusting block 14, and a limiting mechanism 15. The adjusting tube 11 is rotatably arranged in the supporting tube 21, an annular groove 211 is formed in the inner peripheral surface of the supporting tube 21, the annular groove 211 is positioned at the lower part of the inner peripheral wall of the supporting tube 21, a rotating block 111 is fixedly connected to the adjusting tube 11, the rotating block 111 is arranged in the annular groove 211, and the rotating block 111 is slidably connected with the inner wall of the annular groove 211.

Referring to fig. 1 and 2, the adjusting rod 12 is inserted into the adjusting tube 11, the adjusting rod 12 is in threaded connection with the adjusting tube 11, two limiting grooves 212 are formed in the inner wall of the supporting tube 21, the length direction of the limiting grooves 212 is parallel to the axis direction of the supporting tube 21, the two limiting grooves 212 are symmetrically formed in the inner wall of the supporting tube 21, the limiting mechanism 15 is provided with two groups, the limiting mechanism 15 comprises limiting blocks 151, the two limiting blocks 151 are respectively arranged in the two limiting grooves 212 in a sliding mode, and the two limiting blocks 151 are symmetrically welded and fixed on the outer peripheral surface of the adjusting rod 12.

Referring to fig. 1 and 2, the adjusting block 14 is sleeved on the adjusting tube 11, the adjusting block 14 is welded and fixed on the adjusting tube 11, and the outline of the outer edge of the adjusting block 14 is hexagonal.

Referring to fig. 1 and 3, a universal wheel 23 is mounted at the bottom end of the adjustment lever 12. The connecting block 13 is fixedly connected to the mounting seat of the universal wheel 23, the mounting groove 131 is formed in the middle of the top surface of the connecting block 13, the bottom end of the adjusting rod 12 is inserted into the mounting groove 131, two clamping grooves 121 are formed in the bottom end of the adjusting rod 12, the two clamping grooves 121 are symmetrically formed along the outer circumferential surface of the adjusting rod 12, two sliding holes 132 are formed in the outer circumferential surface of the connecting block 13, and the two sliding holes 132 are symmetrically formed in the connecting block 13.

Referring to fig. 1 and 3, two sets of fixing mechanisms 16 are provided on the connection block 13, and the fixing mechanisms 16 include a clamping rod 161, a stopper 162, and a thrust component 163. The clamping rod 161 is horizontally arranged in the sliding hole 132 in a sliding way, one end of the clamping rod 161 is inserted into the clamping groove 121, an inclined surface 1611 is arranged on the end surface of the clamping rod 161, which is close to the adjusting rod 12, and the inclined surface 1611 is upwards arranged. The top wall of the sliding hole 132 is provided with a blocking groove 133, a stop block 162 is welded and fixed on the top surface of the clamping rod 161, and the stop block 162 is slidably arranged in the blocking groove 133.

Referring to fig. 1 and 3, the thrust assembly 163 includes a thrust spring 1631, wherein one end of the thrust spring 1631 abuts against a side of the stopper 162 away from the adjustment lever 12, and the other end of the thrust spring 1631 abuts against a side wall of the stopper groove 133 away from the adjustment lever 12.

The implementation principle of the balance adjusting structure of the liftable support is as follows: the regulation pipe 11 rotates and sets up in stay tube 21, adjusts pole 12 and regulation pipe 11 threaded connection, under the hindrance effect of stopper 151, when rotating regulation pipe 11, adjust pole 12 can drive the vertical removal of universal wheel 23 to when the sunken or protruding appears on ground, constructor can adjust the vertical height of universal wheel 23 to the condition of job site, and the universal wheel 23 of messenger's lifting support 2 bottom all can contradict subaerial, makes lifting support 2 can be more stable erect subaerial.

The clamping rod 161 is slidably disposed in the sliding hole 132, and one end of the clamping rod 161 can be inserted into the clamping groove 121, so that the adjusting rod 12 is prevented from being separated from the connecting block 13, and the one end of the clamping rod 161 is stably located in the clamping groove 121 under the action of the pushing spring 1631, so that the universal wheel 23 can be stably mounted on the adjusting rod 12. When the universal wheel 23 needs to be replaced, the clamping connection rod 161 is pulled in a direction away from the adjusting rod 12, so that one end of the clamping connection rod 161 is separated from the clamping groove 121, and the universal wheel 23 can be detached, so that the universal wheel 23 is convenient to detach and install.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. Balance adjustment structure of liftable support, adjust structure (1) set up in the bottom of lifting support (2), lifting support (2) include vertical stay tube (21) of setting and install in universal wheel (23) of stay tube (21) bottom, its characterized in that: the adjustable support is characterized in that the support tube (21) is rotationally provided with an adjusting tube (11), an adjusting rod (12) is arranged in the adjusting tube (11) in a penetrating mode, the adjusting rod (12) is in threaded connection with the adjusting tube (11), a limiting mechanism (15) used for blocking the synchronous rotation of the adjusting rod (12) and the adjusting tube (11) is arranged between the adjusting rod (12) and the support tube (21), and the universal wheel (23) is arranged at the bottom end of the adjusting rod (12).

2. The balance adjustment structure of a liftable bracket of claim 1, wherein: the universal wheel (23) is fixedly connected with connecting block (13) on the mount pad, mounting groove (131) have been seted up on the top surface of connecting block (13), the bottom of adjusting pole (12) is inserted and is located in mounting groove (131), draw-in groove (121) have been seted up on adjusting pole (12), sliding hole (132) have been seted up on connecting block (13), be provided with fixed establishment (16) on connecting block (13), fixed establishment (16) including slide set up in clamping rod (161) in sliding hole (132), the one end of clamping rod (161) is inserted and is located in draw-in groove (121), fixed establishment (16) are still including being used for the hindrance clamping rod (161) break away from thrust subassembly (163) in draw-in groove (121).

3. The balance adjustment structure of a liftable bracket of claim 2, wherein: a blocking groove (133) is formed in the inner wall of the sliding hole (132), a stop block (162) is mounted on the clamping rod (161), and the stop block (162) is slidably arranged in the blocking groove (133).

4. A balance adjustment structure of a liftable bracket according to claim 3, wherein: the thrust component (163) comprises a thrust spring (1631) arranged in the blocking groove (133), one end of the thrust spring (1631) is abutted against the side surface of the stop block (162) away from the adjusting rod (12), and the other end of the thrust spring (1631) is abutted against the side wall of the blocking groove (133) away from the adjusting rod (12).

5. The balance adjustment structure of a liftable bracket of claim 2, wherein: the clamping connection rod (161) is provided with an inclined surface (1611) on the end surface, close to the adjusting rod (12), of the clamping connection rod, and the inclined surface (1611) is upwards arranged.

6. The balance adjustment structure of a liftable bracket of claim 1, wherein: an annular groove (211) is formed in the inner peripheral surface of the supporting tube (21), a rotating block (111) is fixedly connected to the adjusting tube (11), the rotating block (111) is arranged in the annular groove (211), and the rotating block (111) is connected with the inner wall of the annular groove (211) in a sliding mode.

7. The balance adjustment structure of a liftable bracket of claim 1, wherein: the inner wall of the supporting tube (21) is provided with a limiting groove (212), the limiting mechanism (15) comprises a limiting block (151) which is arranged in the limiting groove (212) in a sliding mode, and the limiting block (151) is fixed with the adjusting rod (12).

8. The balance adjustment structure of a liftable bracket of claim 1, wherein: the adjusting pipe (11) is sleeved with an adjusting block (14), the adjusting block (14) is fixedly connected with the adjusting pipe (11), and the outline of the outer edge of the adjusting block (14) is hexagonal.