CN220740778U - Support tool - Google Patents

Abstract

The utility model provides a supporting tool. The support tool comprises a fixed side support structure and a movable side support structure which are oppositely arranged, wherein the movable side support structure comprises a base and a movable support part movably mounted on the base, the movable support part and the fixed side support structure comprise vertical adjusting assemblies, and the movable support part is suitable for moving on the base towards a direction close to or far away from the fixed side support structure. According to the utility model, the movable supporting part is slidably arranged on the base, so that the distance between the movable supporting part and the fixed side supporting structure can be adjusted, different models can be adapted, the displacement of the movable supporting part on the base can be controlled, the operation is simple, and the adjustment precision is high.

Description

Support tool

Technical Field

The utility model relates to the technical field of wind power, in particular to a supporting tool.

Background

The wind turbine generator transmission chain is used for transmitting the power obtained by the wind wheel to the whole shafting of the generator and the components thereof in a mechanical mode, and consists of a main shaft, a main bearing, a bearing seat, a speed increaser and the like. At present, when the main shaft is in butt joint with the speed increaser, the gap between the main bearing and the main shaft is generally controlled by adjusting the height and the position of a bearing seat supporting tool. In the prior art, the height and the position of the bearing seat supporting tool are adjusted through a manual mechanical jack, for example, the position of the bearing seat is adjusted through changing the position of the jack, and the height of the tool is adjusted through the jack, so that the bearing seat is aligned with the axis of a speed increaser, the center line of a transmission chain is horizontal, and the purpose of adjusting the gap between the bearing seat and a main shaft is achieved. But adopts the mode of manual mechanical jack adjustment bearing frame position, and the operation is troublesome, and the precision is low, and especially to the model of different specifications, the bearing frame position adjustment degree of difficulty is great.

Disclosure of Invention

The utility model solves the problems that the traditional manual mechanical jack has the defects of troublesome operation, low precision, poor model compatibility and the like in the mode of adjusting the height and the position of a bearing seat when a main shaft is in butt joint with a speed increaser.

To solve at least one of the above problems, the present utility model provides a support tool, which comprises a fixed side support structure and a movable side support structure, wherein the fixed side support structure and the movable side support structure are oppositely arranged, the movable side support structure comprises a base and a movable support part movably mounted on the base, the movable support part and the fixed side support structure each comprise a vertical adjustment assembly, and the movable support part is suitable for moving on the base in a direction approaching to or separating from the fixed side support structure.

The supporting device comprises two supporting structures which are oppositely arranged, namely a fixed side supporting structure and a movable side supporting structure, and the fixed side supporting structure and the base can be respectively fixed on the ground when the supporting device is used for supporting a bearing seat, for example, and the bearing seat is arranged on the two supporting structures. For different models, the distance between the two supporting structures needs to be adjusted to adapt to bearing seats of different specifications, at this time, the movable supporting portion can be controlled to move on the base, so that the movable supporting portion is close to or far away from the fixed side supporting structure, and the distance between the two supporting structures is adjusted, so that the bearing seats can be better supported. When the bearing seat needs to be adjusted, for example, the vertical displacement of the bearing seat is adjusted, and the height of the bearing seat can be adjusted through the vertical adjusting assembly.

Therefore, the movable supporting part is slidably arranged on the base, so that the distance between the movable supporting part and the fixed side supporting structure can be adjusted, different models can be adapted, the displacement of the movable supporting part on the base can be controlled, the operation is simple, and the adjustment precision is high.

Preferably, the vertical adjusting assembly comprises a transmission mechanism and a supporting mechanism, the supporting mechanism is arranged at the top end of the transmission mechanism, the transmission mechanism is arranged on the base, and the transmission mechanism is used for driving the supporting mechanism to lift.

The supporting mechanism is used for being connected with the bearing pedestal and the like, and the supporting mechanism is driven to lift through the transmission mechanism, so that the height adjustment of the bearing pedestal is realized.

Preferably, the transmission mechanism comprises a screw transmission mechanism or a hydraulic transmission mechanism.

Lifting of the supporting mechanism is realized through screw rod transmission or hydraulic transmission, and the transmission mode is simple, stable and reliable.

Preferably, the screw rod transmission mechanism comprises a screw rod, a screw nut, an anti-torsion bar and a driving mechanism, wherein the screw nut is sleeved on the screw rod, the screw rod is sleeved on the fixed anti-torsion bar, one of the screw rod and the screw nut is connected with the supporting mechanism, and the other of the screw rod and the screw nut is connected with the driving mechanism.

Therefore, by arranging the torsion-resistant rod in the screw rod, one of the screw rod and the screw nut rotates and the other does not rotate under the drive of the driving mechanism, and the support of the supporting mechanism is realized.

Preferably, the driving mechanism comprises a motor or a manual jigger structure, and the motor or the manual jigger structure is respectively in driving connection with the screw nut.

The supporting device provided by the utility model has a manual jigger structure, so that damage caused by the increase of the starting load of the motor is avoided, and the use reliability of the supporting device is improved.

Preferably, the support tool further comprises an indicating mechanism, wherein the indicating mechanism is used for indicating the telescopic distance of the support mechanism relative to the base.

Therefore, the telescopic distance of the supporting mechanism relative to the base is indicated by the indicating mechanism, and the height of the supporting mechanism is obtained, so that the height of the bearing seat can be adjusted conveniently.

Preferably, the base is an anti-tipping guide rail structure, and the movable supporting part is at least partially positioned in the anti-tipping guide rail structure.

Preferably, the base comprises a bottom plate, side plates and a top plate, wherein two side plates are respectively connected to two opposite sides of the bottom plate, two top plates are respectively connected with two side plates and are located above the bottom plate, the top plate, the side plates and the bottom plate enclose a groove structure, and the bottom of the movable supporting part is suitable for being at least partially arranged in the groove structure.

Through the setting of groove structure, the slip of the removal supporting part of being convenient for on the one hand, on the other hand also can prevent to remove the supporting part and empty for remove side bearing structure's base has anti-tipping function.

Preferably, a universal ball or a linear guide rail slider is arranged at the bottom of the movable supporting part, and the universal ball or the linear guide rail slider is positioned in the groove structure.

Therefore, the universal ball or the linear guide rail sliding block is arranged in the base, so that the sliding of the movable supporting part in the base is realized, the distance between the movable side supporting structure and the fixed side supporting structure is adjusted, the support device is suitable for different specifications of machine types, and the compatibility of the machine types of the support device is improved.

Preferably, the base further comprises an L-shaped supporting plate, and the two L-shaped supporting plates are respectively located on two opposite sides of the two side plates.

Therefore, by arranging the L-shaped supporting plates on two opposite sides of the two side plates, one end of the L-shaped supporting plate is fixed on the ground, and the other end of the L-shaped supporting plate is fixed on the side plate of the base, so that the anti-tipping function of the base can be enhanced.

Drawings

FIG. 1 is a schematic diagram of a structure of a moving side support structure of a support tool according to an embodiment of the present utility model;

FIG. 2 is a schematic view of another structure of a movable support structure for supporting a tool according to an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a moving side support structure of a support tool according to an embodiment of the present utility model.

Reference numerals illustrate:

1-a base; 2-moving the support; 3-a supporting mechanism; 4-a transmission mechanism; 5-universal ball; 6-an indication mechanism; 11-a bottom plate; 12-side plates; 13-top plate; a 14-L-shaped support plate; 41-screw rod; 42-torsion bar; 43-motor; 44-gear; 45-manual turning mouth.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In addition, the upper and lower directions mentioned in the embodiment of the present utility model refer to the corresponding positions of the whole supporting device when the supporting tool of the present utility model is vertically placed on the ground (the placement position in fig. 1), wherein the forward direction of Z represents "up", and the reverse direction of Z represents "down".

Referring to fig. 1-3, a support tool according to an embodiment of the present utility model includes: fixed side bearing structure and the removal side bearing structure of relative setting, remove side bearing structure and include base 1 and movable mounting in the removal supporting part 2 of base 1, remove supporting part 2 and fixed side bearing structure all include vertical adjustment subassembly, remove supporting part 2 and be suitable for to be close to or keep away from fixed side bearing structure's direction removal on base 1. It should be noted that, fig. 1 to 3 show the mobile side support structure, and for ease of understanding, the fixed side support structure may be understood as a structure in which the base 1 is removed from the mobile side support structure.

The support device of this embodiment supports, for example, the bearing seat by the fixed side support structure and the movable side support structure, wherein the base 1 of the movable side support structure and the fixed side support structure are fixedly arranged on the ground, the movable support part 2 is suitable for moving on the base 1, and therefore, the distance between the two support structures can be adjusted by the movement of the movable support part 2 on the base 1 so as to adapt to the specifications of the bearing seats of different models. And the adjustment process is simple, only the movable supporting part 2 is required to be pushed to move in the base 1, and the movable supporting part 2 is limited to move in the base 1, so that compared with the traditional manual movable jack mode, the adjustment precision of the supporting device is higher. In addition, when the height of the bearing seat needs to be adjusted, the height of the bearing seat can be adjusted through the vertical adjusting assembly.

In some embodiments, the vertical adjusting assembly comprises a transmission mechanism 4 and a supporting mechanism 3, the supporting mechanism 3 is arranged at the top end of the transmission mechanism 4, the transmission mechanism 4 is arranged on the base 1, the supporting mechanism 3 is used for being connected with the bottom of the bearing seat so as to support the bearing seat, and the transmission mechanism 4 is used for driving the supporting mechanism 3 to lift, so that the height adjustment of the bearing seat is realized.

Wherein the transmission mechanism 4 comprises a screw transmission mechanism or a hydraulic transmission mechanism. In an example, a hydraulic transmission mechanism is adopted to drive the supporting mechanism 3 to lift, the hydraulic transmission mechanism comprises a hydraulic pump, a hydraulic cylinder and the like, a piston structure of the hydraulic cylinder is connected with the supporting mechanism 3, and under the action of the hydraulic pump, oil flows in a cavity of the hydraulic cylinder to drive the piston structure to move up and down, so that the supporting mechanism 3 is driven to lift.

In another example, a screw rod transmission mechanism is adopted to drive the supporting mechanism 3 to lift, specifically, as shown in fig. 1, fig. 1 is a front cross-sectional view of the supporting device, the screw rod transmission mechanism comprises a screw rod 41, a screw nut, a torsion bar 42 and a driving mechanism, the screw nut is sleeved on the screw rod 41, the screw rod 41 is sleeved on the fixed torsion bar 42, one of the screw rod 41 and the screw nut is connected with the supporting mechanism, and the other of the screw rod 41 and the screw nut is connected with the driving mechanism. Thus, by providing the torsion bar 42 in the screw 41, one of the screw 41 and the nut is rotated while the other is not rotated by the driving of the driving mechanism, thereby supporting the supporting mechanism 3.

In a preferred embodiment, the driving mechanism is adapted to drive the screw to rotate, the screw is sleeved on the screw rod 41, one end of the screw rod 41 is connected with the supporting mechanism 3, the other end of the screw rod 41 is sleeved on the fixed torsion bar 42, for example, the torsion bar 42 is arranged on the base 1, the screw rod 41 is sleeved on the torsion bar 42, and when the driving mechanism drives the screw to rotate, the torsion bar 42 is used for limiting the screw rod 41 to rotate, so that the screw rod 41 can only move up and down relative to the torsion bar 42, and the rotation of the screw is converted into linear motion of the screw rod 41.

Illustratively, the bottom of the screw 41 is provided with a connecting plate with a square hole, the bottom end of the torsion bar 42 is fixed on the base 1, and the top end of the torsion bar 42 passes through the square hole and enters the screw 41. It will be appreciated that the torsion bar 42 has a square cross-sectional shape that mates with the square hole. Therefore, under the drive of the driving mechanism, the screw is rotated, the screw rod 41 does not rotate under the limiting action of the torsion bar 42, and the screw rod 41 vertically ascends and descends against the torsion bar 42 under the rotating action of the screw rod, so that the supporting mechanism 3 connected to the top end of the screw rod 41 is driven to ascend and descend, and the height of the bearing seat is adjusted. Since the screw rod transmission mechanism of the embodiment adopts a transmission mode of rotation of the screw nut and movement of the screw rod 41, the screw rod 41 has good rigid supporting performance and can stably and reliably support the supporting mechanism 3.

The driving mechanism comprises a motor 43 or a manual jigger structure, and the motor 43 or the manual jigger structure is in driving connection with the screw nut. The driving mechanism further comprises a gear 44, and the screw nut is driven to rotate under the driving action of the motor 43 and the transmission action of the gear 44, or the manual jigger structure is connected with the gear 44. The manual jigger structure may take the form of the prior art, and illustratively the manual jigger structure comprises a jigger wheel adapted to engage with the gear 44, as shown in fig. 3, and a jigger rod adapted to cooperate with the jigger wheel through the manual jigger opening 45, the jigger wheel being provided with a manual jigger opening 45 for applying a force, as shown in fig. 3, which is a top view of the support device of fig. 1. When the motor 43 is used, the disc wheel can be rotated by applying a moment to the disc rod, so that the gear 44 is driven to rotate, and the phenomenon that the motor 43 is damaged due to the clamping of the load before the motor 43 is started can be avoided.

In some embodiments, the base plate 1 is an anti-tipping rail structure, and the mobile support 2 is at least partially located within the anti-tipping rail structure. According to the embodiment, the anti-tipping guide rail structure is arranged, so that the mobile support part 3 is prevented from tipping, and the stability and reliability of the mobile side support structure are improved.

In a preferred example, as shown in fig. 1, the base 1 includes a bottom plate 11 and side plates 12 connected to opposite sides of the bottom plate 11, and top ends of the side plates 12 are provided with top plates 13 extending inward, or two top plates 13 are respectively connected to two of the side plates 12 and located above the bottom plate 11, whereby the top plates 13, the side plates 12 and the bottom plate 11 enclose a trough structure, and the bottom of the movable support 2 is adapted to move in the trough structure. The side plates 12 have a limiting function, prevent the movable supporting portion 2 from sliding out of the bottom plate 11, and set the top plate 13, so that the opposite sides of the base 1 respectively form a groove structure with a C-shaped cross section, on one hand, the bottom of the movable supporting portion 2 is provided for movement, and on the other hand, the bottom of the movable supporting portion 2 is located in the groove structure, and the movable supporting portion 2 can be prevented from tipping, so that the stability and reliability of the sliding of the movable supporting portion 2 in the base 1 are improved.

In some embodiments, the base 1 further includes an L-shaped support plate 14, and the two L-shaped support plates 14 are respectively located on opposite sides of the two side plates 12. Thus, by providing the L-shaped support plates 14 on opposite sides of the two side plates 12, the base 1 can be fixed to the ground by the L-shaped support plates 14 on the one hand, and the L-shaped support plates 14 can also enhance the rollover prevention function of the base 1 on the other hand.

In some embodiments, the mobile side support structure further comprises a universal ball 5, wherein the universal ball 5 is arranged at the bottom of the mobile support 2, and the universal ball 5 is suitable for sliding in the base 1. Therefore, the universal ball 5 is arranged in the base 1, so that the movable supporting part 2 can slide in the base 1, and the distance between the movable side supporting structure and the fixed side supporting structure is adjusted to adapt to different specifications of machine types. It will be appreciated that although the universal ball can be moved in all directions, since it is moved on the base 1 and the opposite sides of the base 1 are provided with the side plates 12, the moving support 2 is moved within the base 1 without being deviated from the base 1. Alternatively, a limit rail suitable for the movement of the universal ball 5 may be provided on the bottom plate 11 of the base 1.

For the sliding of the mobile support 2 in the base 1, it is also possible to take the form of a linear guide slider. In another embodiment, the moving-side support structure further includes a linear guide slider, the linear guide slider includes a rail and a slider, the rail is disposed on the base 1, the slider is slidably mounted on the rail, and the slider is connected with the bottom of the moving support portion 2, thereby moving the moving support portion 2 in the base 1 through the linear guide slider.

Optionally, the vertical adjustment assembly further comprises a bracket, the bracket comprises a motor 43 bracket for installing the motor 43 and a limiting bracket for installing a limiting plate, and the bottom of the bracket is provided with universal wheels or is connected with the linear guide rail slide block.

In some of these embodiments, as shown in fig. 2, fig. 2 is a side cross-sectional view of the support device of fig. 1, the support device further comprising an indication mechanism 6 for indicating the telescopic distance of the support mechanism relative to the base 1. The indication mechanism 6 is mounted on the support mechanism 3 in a hanging way, thus, by arranging the indication mechanism 6 on the support mechanism 3, observing the distance change of the bottom end of the indication mechanism 6 relative to the base 1, judging the height of the support mechanism 3, for example, marking the position of the bottom end of the indication mechanism 6 on a bracket, when the support mechanism 3 is lifted, the position of the bottom end of the indication mechanism 6 is correspondingly changed along with the lifting of the support mechanism 3, and by the change of the relative position of the bottom end of the indication mechanism 6, the lifting and lowering quantity of the support mechanism 3 can be represented, and accordingly, the height of the support mechanism 3 is adjusted. The indicating means 6 may be illustratively a scale, such as a steel scale.

Although the present disclosure is described above, the scope of protection of the present disclosure is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the scope of the utility model.

Claims (10)

1. Support frock, its characterized in that includes: fixed side bearing structure and the removal side bearing structure of relative setting, remove side bearing structure include base (1) and movable mounting in remove supporting part (2) of base (1), remove supporting part (2) with fixed side bearing structure all includes vertical adjustment subassembly, remove supporting part (2) are suitable for on base (1) to be close to or keep away from fixed side bearing structure's direction removes.

2. The support tool according to claim 1, wherein the vertical adjustment assembly comprises a transmission mechanism (4) and a support mechanism (3), the support mechanism (3) is arranged at the top end of the transmission mechanism (4), the transmission mechanism (4) is arranged on the base (1), and the transmission mechanism (4) is used for driving the support mechanism (3) to lift.

3. Support tooling according to claim 2, characterized in that the transmission (4) comprises a screw transmission or a hydraulic transmission.

4. A support tool according to claim 3, wherein the screw transmission mechanism comprises a screw (41), a nut, a torsion bar (42) and a driving mechanism, the nut is sleeved on the screw (41), the screw (41) is sleeved on the fixed torsion bar (42), one of the screw (41) and the nut is connected with the support mechanism (3), and the other of the screw (41) and the nut is connected with the driving mechanism.

5. The support tooling of claim 4, wherein the drive mechanism comprises a motor (43) or a manual jigger structure, the motor (43) or the manual jigger structure being drivingly connected to the nut.

6. The support tooling according to claim 2, further comprising an indication mechanism (6), the indication mechanism (6) being adapted to indicate the telescopic distance of the support mechanism (3) relative to the base (1).

7. Support tooling according to claim 1, characterized in that the base (1) is an anti-tipping rail structure, the mobile support (2) being at least partially located inside the anti-tipping rail structure.

8. The support tool according to claim 7, wherein the base (1) comprises a bottom plate (11), side plates (12) and a top plate (13), wherein two side plates (12) are respectively connected to opposite sides of the bottom plate (11), two top plates (13) are respectively connected with two side plates (12) and are located above the bottom plate (11), the top plate (13), the side plates (12) and the bottom plate (11) enclose a groove structure, and the bottom of the movable support part (2) is suitable for being at least partially arranged in the groove structure.

9. The support tool according to claim 8, wherein the bottom of the movable support part (2) is provided with a universal ball (5) or a linear guide slider, and the universal ball (5) or the linear guide slider is located in the groove structure.

10. The support tooling according to claim 8, wherein the base (1) further comprises an L-shaped support plate (14), the two L-shaped support plates (14) being located on opposite sides of the two side plates (12), respectively.