CN222744028U - A portable maintenance stand - Google Patents

Abstract

The utility model belongs to the technical field of overhaul frames, in particular to a portable overhaul frame which comprises a base, wherein a lifting table is arranged at the top of the base, first support rods are symmetrically connected to one side of the top of the base in a rotating way, first sliding blocks are symmetrically connected to one side of the top of the base away from the first support rods in a sliding way, second support rods are respectively connected to the tops of the two first sliding blocks in a rotating way, rotating shafts are respectively and fixedly connected to two sides of the interior of the base in a rotating way, a rotating plate is connected to the exterior of the rotating shafts in a rotating way, a support block is arranged at one side of the bottom of the rotating plate, a lifting assembly is arranged at the top of the base, and a transmission assembly is arranged in the interior of the base.

Description

Portable maintenance frame

Technical Field

The utility model belongs to the field of overhaul frames, and particularly relates to a portable overhaul frame.

Background

The electric power system overhaul operation mode refers to an operation mode when main equipment in the electric power system is overhauled, and the purpose of programming the electric power system overhaul operation mode is that the system can still normally operate when the equipment is overhauled, and electric power equipment with different heights needs to be inspected and maintained in the electric power overhaul process.

The maintenance frame among the prior art is generally fixed, and not only comparatively occupation space is difficult to carry, still spends more time to load and unload when using, is unfavorable for promoting work efficiency, and highly can't carry out arbitrary regulation, leads to detectable highly limited to detection efficiency has been influenced.

Disclosure of utility model

In view of the foregoing problems in the prior art, a primary object of the present utility model is to provide a portable service rack.

The portable overhaul stand comprises a base, wherein a lifting table is arranged at the top of the base, first supporting rods are symmetrically connected to one side of the top of the base in a rotating mode, first sliding blocks are symmetrically connected to one side of the top of the base, which is far away from the first supporting rods, the tops of the two first sliding blocks are both rotationally connected with second supporting rods, rotating shafts are symmetrically and fixedly connected to two sides of the inside of the base, a rotating plate is rotationally connected to the outside of the rotating shaft, supporting blocks are arranged on one side of the bottom of the rotating plate, lifting assemblies are arranged at the top of the base, and transmission assemblies are arranged inside the base.

As a preferred implementation mode, the lifting assembly comprises a second sliding block, the tops of the two first supporting rods are respectively and rotatably connected with the second sliding block, the second sliding block is slidably connected to one side of the bottom of the lifting platform, the top of the second supporting rod is rotatably connected to one side, far away from the second sliding block, of the bottom of the lifting platform, one side of the top of the base is rotatably connected with a screw rod through a fixing block, one side of the top of the base is fixedly connected with a first motor, the output end of the first motor is fixedly connected with the screw rod, a threaded block is fixedly connected between the two first sliding blocks through a connecting rod, and the threaded block is in threaded connection with the outside of the screw rod.

As a preferred implementation mode, the transmission assembly comprises a rotating rod and a linkage unit, the rotating rod is rotationally connected to two sides of the inside of a base, one side of the outside of the base is fixedly connected with a second motor, the output end of the second motor extends to the inside of the base and is fixedly connected with the rotating rod, two sides of the outside of the rotating rod are fixedly connected with worms, two sides of the inside of the base are symmetrically and correspondingly rotationally connected with worm wheels, the worms are in meshed connection with the worm wheels, the bottom of the worm wheels is fixedly connected with the rotating plates, two gears are fixedly connected with first gears, racks are arranged on the outer sides of the first gears, the two gears are in meshed connection with the racks, and the supporting block can descend through the linkage unit.

As a preferred embodiment, the linkage unit includes the second gear, second gear fixed connection is in the top of pivot, the inside one side rotation of rotor plate is connected with the third gear, the third gear is connected with the second gear meshing, the top fixedly connected with first belt pulley of third gear, the inside one side rotation of keeping away from the third gear of rotor plate is connected with the second belt pulley, pass through drive belt transmission connection between first belt pulley and the second belt pulley, inside one side sliding connection of rotor plate has the threaded rod, threaded rod threaded connection is in the inside of second belt pulley, supporting shoe fixed connection is in the bottom of threaded rod.

As a preferred implementation mode, a sliding rod is fixedly connected to one side of the top of the supporting block, the sliding rod is slidably connected to the inside of the rotating plate, and universal wheels are symmetrically arranged on two sides of the bottom of the base.

As a preferred implementation mode, the guardrails are fixedly connected to the two sides of the top of the lifting platform, the first motor and the second motor are electrically connected with an external controller, the directions of the worms on the two sides of the outer portion of the rotating rod are opposite, and the directions of the worms on the outer portion of the rotating rod are opposite.

The beneficial effects of the utility model are as follows:

1. This device can contract the elevating platform when not using and descend to reduce the space and occupy, promote the base cooperation universal wheel and can remove, can promote portability, and this device accessible first bracing piece cooperation second bracing piece carries out arbitrary altitude mixture control to the elevating platform, has avoided needing to temporarily to repair the trouble of putting up in the prior art.

2. Through opening the inside pivoted board of base, can drive the supporting shoe simultaneously and descend, then support ground through the supporting shoe, can fix this device in the assigned position, promoted the stability of during operation, effectively prevent rocking the slope.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of a lift table according to the present utility model;

FIG. 3 is a cross-sectional view of a base of the present utility model;

Fig. 4 is a cross-sectional view of a rotating plate in the present utility model.

In the figure, 1, a base; 2, a lifting platform, 3, a first supporting rod, 4, a first sliding block, 5, a second supporting rod, 6, a second sliding block, 7, a rotating shaft, 8, a rotating plate, 9, a supporting block, 10, a threaded block, 11, a screw rod, 12, a first motor, 13, a rotating rod, 14, a second motor, 15, a worm, 16, a first gear, 17, a rack, 18, a worm wheel, 19, a second gear, 20, a third gear, 21, a first belt pulley, 22, a threaded rod, 23, a second belt pulley, 24, a driving belt, 25, a sliding rod, 26, a universal wheel, 27 and a guardrail.

Detailed Description

The utility model is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1-4, a portable maintenance frame comprises a base 1, wherein a lifting table 2 is arranged at the top of the base 1, a first supporting rod 3 is symmetrically connected to one side of the top of the base 1 in a rotating manner, a first sliding block 4 is symmetrically connected to one side of the top of the base 1, which is far away from the first supporting rod 3, the tops of the two first sliding blocks 4 are both rotationally connected with a second supporting rod 5, rotating shafts 7 are symmetrically and fixedly connected to two sides of the inside of the base 1, a rotating plate 8 is rotationally connected to the outside of the rotating shafts 7, a supporting block 9 is arranged on one side of the bottom of the rotating plate 8, lifting components are arranged at the top of the base 1, and transmission components are arranged in the base 1.

Specifically, the lifting assembly comprises a second sliding block 6, the tops of two first supporting rods 3 are respectively and rotatably connected with the second sliding block 6, the second sliding block 6 is slidably connected to one side of the bottom of the lifting table 2, the top of the second supporting rod 5 is rotatably connected to one side of the bottom of the lifting table 2, which is far away from the second sliding block 6, the top side of the base 1 is rotatably connected with a screw rod 11 through a fixed block, the top side of the base 1 is fixedly connected with a first motor 12, the output end of the first motor 12 is fixedly connected with the screw rod 11, a threaded block 10 is fixedly connected between the two first sliding blocks 4 through a connecting rod, the threaded block 10 is in threaded connection with the outside of the screw rod 11, the transmission assembly comprises a rotating rod 13 and a linkage unit, the rotating rod 13 is rotatably connected to two sides of the inside of the base 1, one side of the outside of the base 1 is fixedly connected with a second motor 14, the output end of the second motor 14 extends to the inside of the base 1 and is fixedly connected with the rotating rod 13, two sides of the outside of the rotating rod 13 are fixedly connected with worms 15, two sides of the inside of the base 1 are symmetrically and rotationally connected with worm wheels 18 corresponding to the rotating plates 8, the worms 15 are in meshed connection with the worm wheels 18, the bottoms of the worm wheels 18 are fixedly connected with the rotating plates 8, the outsides of the two rotating rods 13 are fixedly connected with first gears 16, racks 17 are arranged on the outsides of the two first gears 16, the two first gears 16 are in meshed connection with the racks 17, the supporting block 9 can descend through a linkage unit, the linkage unit comprises a second gear 19, the second gear 19 is fixedly connected to the top of the rotating shaft 7, one side of the inside of the rotating plate 8 is rotationally connected with a third gear 20, the third gear 20 is in meshed connection with the second gear 19, the top of the third gear 20 is fixedly connected with a first belt pulley 21, one side of the inside of the rotating plate 8 far away from the third gear 20 is rotationally connected with a second belt pulley 23, the first belt pulley 21 is in transmission connection with the second belt pulley 23 through a transmission belt 24, one side of the inside of the rotating plate 8 is slidingly connected with a threaded rod 22, the threaded rod 22 is in threaded connection with the inside of the second belt pulley 23, and the supporting block 9 is fixedly connected with the bottom of the threaded rod 22.

Through the technical proposal, the lifting table 2 can be contracted through the first supporting rods 3 and the second supporting rods 5 at two sides, thereby reducing the occupied space of the device, then the device can be pushed to any working position by pushing the base 1, after the device moves to a designated position, the second motor 14 is started through the external controller, the output end of the second motor 14 drives the rotating rods 13 to rotate, the two rotating rods 13 synchronously rotate through the first external gear 16 and the rack 17, the rotating rods 13 drive the worms 15 at two sides of the outside to rotate, the worm 15 drives the corresponding worm wheel 18 to rotate through the meshing relationship, the worm wheel 18 drives the rotating plate 8 at the bottom to rotate around the rotating shaft 7 to the outer side of the base 1, the rotating plate 8 drives the third gear 20 to rotate around the second gear 19, the third gear 20 rotates through the meshing relationship with the second gear 19, the first belt pulley 21 on the top is driven to rotate, the first belt pulley 21 drives the second belt pulley 23 to rotate through the transmission belt 24, the second belt pulley 23 drives the internal threaded rod 22 to slide downwards under the limit of the sliding rod 25 through the threaded connection, the supporting block 9 can be driven to descend until the two groups of rotating plates 8 are completely opened, and the supporting block 9 is lowered to the lowest position, so that the device can be fixed in place by attaching the supporting block 9 to the ground to provide support for the base 1, the stability of workers during working above the lifting table 2 is improved, when the lifting table 2 is required to be lifted, the first motor 12 is started through the external controller, the output end of the first motor 12 drives the lead screw 11 to rotate, the lead screw 11 drives the threaded block 10 to move through the threaded connection, the threaded block 10 drives the first sliding blocks 4 on two sides to slide inwards of the base 1, thereby drive the second bracing piece 5 at first slider 4 top and rotate, second bracing piece 5 cooperation first bracing piece 3 promotes elevating platform 2 again and rises at pivoted in-process, simultaneously second slider 6 follows first slider 4 and carries out synchronous slip in elevating platform 2's bottom, close first motor 12 and can stop rising after elevating platform 2 rises to suitable height, this device can shrink elevating platform 2 when not using and descend, thereby reduce the space occupation, promote base 1 and cooperate universal wheel 26 to remove, can promote portability, and this device accessible first bracing piece 3 cooperation second bracing piece 5 carries out arbitrary altitude mixture control to elevating platform 2, the trouble that need temporarily build the maintenance frame in the prior art has been avoided, through opening the inside pivoted plate 8 of base 1, can drive supporting shoe 9 simultaneously and descend, then support ground through supporting shoe 9, can fix this device in the assigned position, the stability of during operation has been promoted, effectively prevent rocking the slope.

Specifically, slide bar 25 is fixedly connected with one side of the top of supporting shoe 9, slide bar 25 sliding connection is in the inside of rotating plate 8, universal wheels 26 are all symmetrically installed to the bottom both sides of base 1, guardrail 27 is all fixedly connected with the top both sides of elevating platform 2, first motor 12 and second motor 14 are all with external control ware electric connection, the worm 15 opposite in direction of the outside both sides of same dwang 13, the worm 15 opposite in direction of the outside of two dwang 13.

Through above-mentioned technical scheme, can provide the protection to the personnel in the work through the guardrail 27 that sets up, promoted the safety in utilization, can be convenient for the staff to carry out swift control to first motor 12 and second motor 14 through external control ware.

When in use, the lifting table 2 can be contracted through the first supporting rods 3 and the second supporting rods 5 at two sides, so that the occupied space of the device is reduced, then the base 1 is pushed to push the device to any working position, after the device is moved to a designated position, the second motor 14 is started through the external controller, the output end of the second motor 14 drives the rotating rods 13 to rotate, the two rotating rods 13 synchronously rotate through the first external gear 16 and the rack 17, the rotating rods 13 drive the worms 15 at two external sides to rotate, the worms 15 drive the corresponding worm gears 18 to rotate through the meshing relationship, the worm gears 18 drive the rotating plate 8 at the bottom to rotate around the rotating shaft 7 to the outer side of the base 1, the rotating plate 8 drives the third gear 20 to rotate around the second gear 19, the third gear 20 rotates through the meshing relationship with the second gear 19, the first belt pulley 21 on the top is driven to rotate, the first belt pulley 21 drives the second belt pulley 23 to rotate through the transmission belt 24, the second belt pulley 23 drives the internal threaded rod 22 to slide downwards under the limit of the sliding rod 25 through the threaded connection, the supporting block 9 can be driven to descend until the two groups of rotating plates 8 are completely opened, and the supporting block 9 is lowered to the lowest position, so that the device can be fixed in place by attaching the supporting block 9 to the ground to provide support for the base 1, the stability of workers during working above the lifting table 2 is improved, when the lifting table 2 is required to be lifted, the first motor 12 is started through the external controller, the output end of the first motor 12 drives the lead screw 11 to rotate, the lead screw 11 drives the threaded block 10 to move through the threaded connection, the threaded block 10 drives the first sliding blocks 4 on two sides to slide inwards of the base 1, thereby drive the second bracing piece 5 at first slider 4 top and rotate, second bracing piece 5 cooperation first bracing piece 3 promotes elevating platform 2 again and rises at pivoted in-process, second slider 6 follows first slider 4 and carries out synchronous slip in elevating platform 2's bottom simultaneously, it can stop rising to close first motor 12 after elevating platform 2 rises to suitable height, this device can shrink elevating platform 2 when not using and descend, thereby reduce the space occupation, promote base 1 cooperation universal wheel 26 and can remove, can promote portability, and the trouble that needs to build to the maintenance frame in the prior art temporarily is avoided to the arbitrary altitude mixture control of elevating platform 2 to first bracing piece 3 cooperation second bracing piece 5, through opening the inside pivoted plate 8 of base 1, can drive supporting shoe 9 simultaneously and descend, then support ground through supporting shoe 9, can fix this device in the assigned position, the stability of during operation has been promoted, effectively prevent rocking slope, personnel in can provide the work through the guardrail 27 that promotes the safety in use motor, the safety controller can be convenient for first personnel 14 and second control personnel through the outside controller 14.

The front, rear, left, right, up and down are all based on fig. 1 in the drawings of the specification, the face of the device facing the observer is defined as front, the left side of the observer is defined as left, and so on, according to the viewing angle of the person.

In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present utility model.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a portable maintenance frame, includes base (1), its characterized in that, the top of base (1) is equipped with elevating platform (2), the top one side symmetry rotation of base (1) is connected with first bracing piece (3), one side symmetry sliding connection that first bracing piece (3) was kept away from at the top of base (1) has first slider (4), two the top of first slider (4) is all rotated and is connected with second bracing piece (5), the equal fixedly connected with pivot (7) in inside both sides of base (1), the outside rotation of pivot (7) is connected with rotating plate (8), bottom one side of rotating plate (8) is equipped with supporting shoe (9), the top of base (1) is provided with lifting assembly, the inside of base (1) is provided with drive assembly.

2. The portable overhaul stand according to claim 1, wherein the lifting assembly comprises a second sliding block (6), the tops of the first supporting rods (3) are respectively and rotatably connected with the second sliding block (6), the second sliding block (6) is slidably connected to one side of the bottom of the lifting table (2), the top of the second supporting rod (5) is rotatably connected to one side, away from the second sliding block (6), of the bottom of the lifting table (2), a screw (11) is rotatably connected to one side of the top of the base (1) through a fixing block, a first motor (12) is fixedly connected to one side of the top of the base (1), an output end of the first motor (12) is fixedly connected with the screw (11), a threaded block (10) is fixedly connected between the two first sliding blocks (4) through a connecting rod, and the threaded block (10) is in threaded connection with the outside of the screw (11).

3. The portable overhaul stand according to claim 2, wherein the transmission assembly comprises a rotating rod (13) and a linkage unit, the rotating rod (13) is rotationally connected to two sides of the inside of the base (1), one side of the outside of the base (1) is fixedly connected with a second motor (14), the output end of the second motor (14) extends to the inside of the base (1) and is fixedly connected with the rotating rod (13), two sides of the outside of the rotating rod (13) are fixedly connected with worms (15), two sides of the inside of the base (1) are symmetrically and correspondingly connected with worm wheels (18) in a rotating way, the worms (15) are in meshed connection with the worm wheels (18), the bottoms of the worm wheels (18) are fixedly connected with the rotating plates (8), two sides of the rotating rod (13) are fixedly connected with first gears (16), two racks (17) are arranged on the outer sides of the first gears (16), the two first gears (16) are in meshed connection with the racks (17), and the supporting block (9) can descend through the rack unit.

4. A portable maintenance frame according to claim 3, characterized in that the linkage unit comprises a second gear (19), second gear (19) fixed connection is in the top of pivot (7), the inside one side rotation of rotor plate (8) is connected with third gear (20), third gear (20) and second gear (19) meshing are connected, the top fixedly connected with first belt pulley (21) of third gear (20), the inside of rotor plate (8) is kept away from one side rotation of third gear (20) and is connected with second belt pulley (23), pass through driving belt (24) transmission connection between first belt pulley (21) and the second belt pulley (23), inside one side sliding connection of rotor plate (8) has threaded rod (22), threaded connection is in the inside of second belt pulley (23), supporting shoe (9) fixed connection is in the bottom of threaded rod (22).

5. The portable overhaul stand according to claim 4, wherein a sliding rod (25) is fixedly connected to one side of the top of the supporting block (9), the sliding rod (25) is slidably connected to the inside of the rotating plate (8), and universal wheels (26) are symmetrically installed on two sides of the bottom of the base (1).

6. The portable overhaul stand according to claim 5, wherein guardrails (27) are fixedly connected to two sides of the top of the lifting table (2), the first motor (12) and the second motor (14) are electrically connected with an external controller, the directions of the worms (15) on two sides of the outer portion of the same rotating rod (13) are opposite, and the directions of the worms (15) on the outer portion of the two rotating rods (13) are opposite.