CN106629470A - Lifting type level gage overhaul device - Google Patents

Abstract

The invention relates to a lifting type material level meter maintenance device, which comprises two or more than two lifting frames nested sequentially from the outside to the inside, and a drive for lifting and lowering the lifting frame located on the inner side is arranged between two adjacent lifting frames. mechanism, the lower part of the outermost lifting frame is provided with an auxiliary support and positioning mechanism, and the top of the innermost lifting frame is provided with a support platform for personnel to stand on. The maintenance device is not only compact in structure, but also convenient to lift for maintenance work.

Description

Lifting level meter maintenance device

technical field

The invention relates to a maintenance device for a lifting type material level gauge.

Background technique

Level gauge inspection devices are widely used in production plants, and of course they are also used in construction and civil engineering. However, the existing maintenance devices for level gauges generally have complex structures, take up a large space, and are inconvenient to use. Need a kind of novel liftable material level meter maintenance device for this reason.

Contents of the invention

The object of the present invention is to provide a lift-type material level meter maintenance device, which is not only compact in structure, but also convenient to lift for maintenance work.

The technical solution of the present invention lies in: a lift-type material level meter maintenance device, which includes two or more lift frames that are nested sequentially from the outside to the inside. As for the driving mechanism of the frame lifting, the lower part of the outermost lifting frame is provided with an auxiliary support positioning mechanism, and the top of the innermost lifting frame is provided with a support platform for personnel to stand on.

Further, the drive mechanism includes a turntable installed on the upper front side of the outer lifting frame and outer guide wheels on both sides of the turntable, and inner guide wheels are respectively arranged on both sides of the lower front side of the inner lifting frame. There are two winding ropes, the other end of one winding rope goes around the outer guide wheel and the inner guide wheel on one side and is fixedly connected with the lifting frame, and the other end of the other winding rope goes around the outer guide wheel and the other side. The inner guide wheel is fixedly connected with the lifting frame to realize that the rotating turntable drives the lifting frame located inside to go up and down, and the turntable is also provided with a rotation positioning mechanism.

Further, the lifting frame includes four longitudinal support plates arranged in a rectangular shape, and several connecting plates are arranged sequentially from top to bottom between the longitudinal supporting plates on the same side, and a connecting plate is arranged between two adjacent connecting plates up and down. The longitudinal connecting plate and the adjacent two lifting frames are also provided with longitudinal sliding guide mechanisms.

Further, the rotation positioning mechanism includes a positioning hole provided on the connecting plate, through holes corresponding to the positioning holes are arranged at intervals on the periphery of the turntable, and a positioning hole for inserting into one of the through holes is pierced to realize the rotation positioning of the turntable of active pins.

Further, the longitudinal sliding guide mechanism includes several sleeves arranged on the inner side of the longitudinal support plate of the elevating frame located on the outside from top to bottom, and the outer side of the longitudinal support plate of the elevating frame located on the inside is provided with a The sleeve on the support plate is used to realize the longitudinal slide bar of the lifting frame lifting guide.

Further, the auxiliary support and positioning mechanism includes fixed seats arranged at intervals on the lower part of the outermost lifting frame, a swing arm is hinged on the fixed seat, and a second swing arm is hinged at the other end of the swing arm. The other end is provided with a limiting block that limits the rotation of the second swing arm, and the other end of the second swing arm is longitudinally screwed with a support seat with a high-load solid rubber suction cup at the bottom, and the end of the swing arm connected to the fixed seat A positioning pin hole is provided on the top, and a positioning pin is provided on the positioning pin hole to cooperate with the pin hole on the fixing seat to realize the rotation limit of the swing arm.

Further, the support platform includes a support plate fixedly connected to the top of the innermost lifting frame, the two sides of the support plate are respectively hinged with a first guardrail and a second guardrail, and the rear side of the first guardrail is hinged There is a third guardrail with the other end connected to the lock of the second guardrail, and the front side of the second guardrail is hinged with a fourth guardrail connected to the lock of the first guardrail.

Further, the connecting plates on the remaining three sides of the lifting frame located on the outer side of the adjacent two lifting frames are respectively provided with upper side guide wheels, and the connecting plates on the remaining three sides of the lifting frame located on the inner side are respectively provided with lower side guide wheels. Guide wheel.

Further, the bottom of the outermost admiral frame is also provided with supporting casters, and the front connecting plate of each elevating frame is also provided with a holding pipe for climbing.

Further, the longitudinal support is an angle iron arranged vertically, the two ends of the connecting plate are respectively hinged with a triangular fixing plate, and the other end of the fixing plate is fixedly connected with the longitudinal supporting plate.

Compared with the prior art, the present invention has the following advantages:

1) The lifting of the maintenance device is manual, and the transmission between the guide rails is carried out through the cooperation of the pulley block to save energy;

2) The maintenance device and platform are foldable and scalable, which is convenient for construction personnel and reduces the occupied space;

3) The guardrail of the maintenance device is foldable and liftable, suitable for workers of different heights;

4) The bottom of the maintenance device adopts universal wheels, which can change the direction flexibly and move easily;

5) Through the cooperation of the pulley block and the rope, the bracket is driven up, which is labor-saving and easy to adjust the height

6) An auxiliary positioning support mechanism is added to the outside of the bottom of the lifting frame, the height is adjustable, the direction can be changed, and the stability is increased;

7) The maintenance device is detachable, liftable, easy to move, simple in structure, high in stability, good in safety, and can shrink when not in use, which is beneficial to save space.

Description of drawings

Fig. 1 is a schematic diagram of the unfolded state of the present invention;

Fig. 2 is the enlarged view of A district of Fig. 1 of the present invention;

Fig. 3 is a schematic diagram of the connection structure of two adjacent lifting frame joints of the present invention;

Figure 4 is an enlarged view of the B area of Figure 3 of the present invention;

Fig. 5 is a structural schematic diagram of the supporting platform of the present invention;

Fig. 6 is the expanded schematic view of the driving mechanism of the present invention;

In the figure: 10-lifting frame 11-longitudinal support plate 12-connecting plate 13-longitudinal connecting plate 14-sleeve 15-longitudinal sliding rod 16-supporting caster 17-holding pipe 18-fixing plate 20-driving mechanism 21-turntable 22-outside guide wheel 23-inside guide wheel 24-winding rope 25-positioning hole 26-through hole 27-move pin 30-auxiliary support positioning mechanism 31-fixed seat 32-swing arm 33-second swing arm 34-limit Bit block 35-high-load solid rubber suction cup 36-support seat 37-locating pin hole 40-support platform 41-support plate 42-first guardrail 43-second guardrail 44-third guardrail 45-fourth guardrail.

detailed description

In order to make the above-mentioned features and advantages of the present invention more comprehensible, the following specific embodiments are described in detail with reference to the accompanying drawings, but the present invention is not limited thereto.

Refer to Figure 1 to Figure 6

A lift-type material level gauge maintenance device, including two or more lift frames 10 nested sequentially from the outside to the inside, and a drive mechanism 20 for lifting the lift frame located on the inner side is arranged between two adjacent lift frames , the lower part of the outermost lifting frame is provided with an auxiliary support positioning mechanism 30, so as to increase stability. A support platform 40 for personnel to stand is provided on the top of the innermost elevating frame for maintenance operations.

In this embodiment, the driving mechanism is a pulley mechanism composed of a pulley block and a winding rope. The drive mechanism includes a turntable 21 installed on the upper front side of the lifting frame on the outside and outer guide wheels 22 on both sides of the turntable. The turntable and the outer guide wheels are hinged on the connecting plate. An inner guide wheel 23 is provided, and winding ropes 24 are respectively arranged on both sides of the turntable, and the other end of one of the winding ropes goes around the outer guide wheel and the inner guide wheel on one side in turn, and is fixedly connected to the lower part of the lifting frame located on the inner side. , or the other end of one of the winding ropes is fixedly connected with the lifting frame positioned at the outside after going around the inner guide wheel and the outer guide wheel successively. The other end of the other winding rope goes around the outer guide wheel and the inner guide wheel on the other side in turn and is fixedly connected with the lifting frame located on the inner side to realize that the rotating turntable drives the lifting frame located on the inner side to go up and down, or the other end of the other winding rope One end goes around the inner guide wheel and the outer guide wheel on the other side in turn, and is fixedly connected with the lifting frame located on the outside. A rotation positioning mechanism is also provided on the turntable to limit the rotation position of the turntable.

In this embodiment, the lifting frame includes four longitudinal support plates 11 arranged in a rectangular shape, and the longitudinal supports are angle irons arranged vertically, located between the longitudinal support plates on the same side or between two adjacent longitudinal support plates A plurality of connection plates 12 for connecting two longitudinal support plates are arranged at intervals from top to bottom, a longitudinal connection plate 13 is arranged between two adjacent connection plates up and down, and a longitudinal sliding guide mechanism is also provided on the adjacent two lifting frames. The connecting plate is composed of a first connecting short plate and a second connecting short plate, one end of the first connecting short plate has a slot, the other end of the second connecting short plate extends into the slot and is hinged with the first connecting short plate, The other end of the first connecting short plate is hinged to the triangular fixed plate 18, and the other end of the fixed plate is fixedly connected to the longitudinal support plate. The upper end of the longitudinal connecting plate is hinged to the hinge parts of the first connecting short plate and the second connecting short plate located on the upper side, and the lower end of the longitudinal connecting plate is hinged to the first connecting short plate and the second connecting short plate located on the lower side The hinged parts are hinged.

In this embodiment, the rotation positioning mechanism includes positioning holes 25 arranged on the connecting plate, and through holes 26 corresponding to the positioning holes are arranged at intervals on the periphery of the turntable. The movable latch 27 that realizes the rotation positioning of the turntable, thereby realizing the rotation limit of the turntable.

In this embodiment, the longitudinal sliding guide mechanism includes several bushings 14 arranged on the inner side of the longitudinal support plate of the lifting frame located on the outside from top to bottom, and the four longitudinal support plates are all provided with bushings on the same axis. The outer sides of each longitudinal support plate of the lifting frame positioned at the inner side are respectively provided with longitudinal sliding rods 15 for passing through the bushings on the longitudinal support plates of the lifting frame positioned at the outer side of the corresponding side to realize the lifting and lowering guidance of the lifting frame, thereby improving the guiding stability.

In this embodiment, the auxiliary support positioning mechanism includes a fixed seat 31 arranged at intervals outside the lower part of the longitudinal support plate of the outermost elevating frame, a swing arm 32 is hinged on the fixed seat, and the other end of the swing arm is provided with a A second swing arm 33 is hinged, and the other end of the swing arm is provided with a limit block 34 that limits the rotation of the second swing arm, thereby limiting the rotation angle of the second swing arm. The other end of the second swing arm is longitudinally screwed with a support base 36 with a high-load solid rubber suction cup 35 at the bottom, so as to improve stability. The end of the swing arm connected to the fixed seat is provided with a positioning pin hole 37, and the positioning pin hole is provided with a positioning pin that cooperates with the pin hole on the fixed seat to realize the rotation limit of the swing arm. Prevent the swing arm from turning when not in use, and store the auxiliary support positioning mechanism when not in use. This increases the stability of the entire system.

In this embodiment, the support platform includes a support plate 41 that is fixedly connected to the top of the innermost elevating frame, and the two sides of the support plate are respectively hinged with a first guardrail 42 and a second guardrail 43. The rear side of the guardrail is hinged with a third guardrail 44 whose other end is connected to the second guardrail lock, and the front side of the second guardrail is hinged with a fourth guardrail 45 connected to the first guardrail lock, thereby improving the safety of workers.

In this embodiment, the connecting plates on the remaining three sides of the outer lifting frame among the two adjacent lifting frames are respectively provided with upper guide wheels, and the connecting plates on the remaining three sides of the inner lifting frame are respectively provided with guide wheels. Lower guide wheels. One of the winding ropes goes around the inner guide wheel and the outer guide wheel on the side, and then walks around the outer guide wheel on the left side of the inspection device, the inner guide wheel and the outer guide wheel and the inner guide wheel on the rear side of the inspection device. It is fixedly connected with the lower part of the inner lifting frame. Another winding rope goes around the inner guide wheel and the outer guide wheel on the side, and then walks around the outer guide wheel on the left side of the inspection device, the inner guide wheel and the outer guide wheel and the inner guide wheel on the rear side of the inspection device. It is fixedly connected with the lower part of the inner lifting frame.

In this embodiment, the bottom of the outermost general frame is also provided with supporting casters 16, so that the maintenance device can move. Wherein each lifting frame is positioned at each connecting plate of front side and is also sleeved with the holding pipe 17 that is used for climbing, so that the maintenance personnel climbs.

The main direction of the design of the maintenance device is to be used in factories, and of course it also has certain uses for other constructions and civil engineering. The maintenance device adopts pure mechanical energy saving and emission reduction, and does not need power supply. The structure is stable, giving the absolute guarantee of personal safety. In terms of the platform, firstly, both the platform and guardrails can be folded; secondly, the platform handrails are stable, which can provide construction workers with a safe and comfortable environment. In terms of lifting, the lifting adopts guide rail transmission, manual adjustment, and no electricity. Chassis: The chassis adopts high-load solid rubber suction cups, which increases the overall rigidity of the chassis. Make the whole system more stable.

The above descriptions are only preferred embodiments of the present invention. For those of ordinary skill in the art, according to the teachings of the present invention, it does not require creative work to design different forms of lifting type level gauge maintenance devices. All equivalent changes, modifications, replacements and modifications made according to the patent scope of the present invention without departing from the principle and spirit of the present invention shall fall within the scope of the present invention.

Claims (10)

1. a kind of lift level-sensing device apparatus for examination and repair, it is characterized in that, including the two or more lifting frames being from outer to inner nested with successively, the drive mechanism for lifting the lifting frame for being located at inner side is provided between adjacent two lifting frame, outermost lifting frame bottom is provided with Auxiliary support detent mechanism, the support platform stood for personnel is provided with positioned at the lifting frame top of most inner side.

2. lift level-sensing device apparatus for examination and repair according to claim 1, it is characterized in that, the drive mechanism includes the rotating disk and the outside directive wheel positioned at rotating disk both sides of the lifting frame forward upper for being mounted on outside, inner side directive wheel is respectively arranged with positioned at the both sides of the lifting frame lower front of inner side, two silver lap wirings are provided with the rotating disk, the other end of wherein a roll of wiring bypasses the outside directive wheel and inner side directive wheel of one side and is fixedly connected with lifting frame, the other end of another winding rope bypasses the outside directive wheel and inner side directive wheel on another side and is fixedly connected to realize rotating the lifting frame lifting that driven by rotary disc is located at inner side with lifting frame, rotation positioning device is additionally provided with the rotating disk.

3. lift level-sensing device apparatus for examination and repair according to claim 2, it is characterized in that, the lifting frame includes four longitudinal supporting plates of rectangular laying, it is disposed with some connecting plates from top to bottom between the longitudinal supporting plate of same side, longitudinally connected plate is provided between two neighbouring connecting plates, adjacent two lifting frame is additionally provided with longitudinal sliding motion guiding mechanism.

4. lift level-sensing device apparatus for examination and repair according to claim 3, it is characterized in that, the rotation positioning device includes being arranged at connecting plate upper Positioning holes, the rotating disk week portion's interval setting through hole corresponding with location hole, be located therein in a through hole being equipped with the movable latch for inserting location hole to realize rotating disk rotational positioning.

5. the lift level-sensing device apparatus for examination and repair according to claim 3 or 4, it is characterized in that, the longitudinal sliding motion guiding mechanism includes being arranged at some sleeve pipes on the inside of the lifting frame longitudinal supporting plate in outside from top to bottom, is provided with for lifting the longitudinal slide bar being oriented to realize lifting frame through the sleeve pipe on the longitudinal supporting plate of corresponding side positioned at the longitudinal supporting plate outside of the lifting frame of inner side.

6. according to claim 1, 2, lift level-sensing device apparatus for examination and repair described in 3 or 4, it is characterized in that, the Auxiliary support detent mechanism includes being arranged at intervals at the fixed seat of outermost lifting frame bottom, swing arm is hinged with the fixed seat, the swing arm other end is provided with and is hinged with the second swing arm, swing arm other end is provided with and limits the limited block that the second swing arm is rotated, the other end of second swing arm is longitudinally bolted with the support base that bottom has high load capacity solid rubber sucker, dowel hole is provided with the end that the swing arm is connected with fixed seat, it is provided with the dowel hole and be engaged with the pin-and-hole in fixed seat to realize the alignment pin of swing arm rotary spacing.

7. the lift level-sensing device apparatus for examination and repair according to claim 1,2,3 or 4, it is characterized in that, the support platform includes the gripper shoe being fixedly connected with the lifting frame top positioned at most inner side, the both sides of the gripper shoe are hinged with respectively the first guardrail and the second guardrail, the 3rd guardrail of the other end and the second guardrail fastener is hinged with rear side of first guardrail, the second guardrail front side is hinged with the 4th guardrail in the first guardrail fastener.

8. lift level-sensing device apparatus for examination and repair according to claim 5, it is characterized in that, upside directive wheel is also respectively provided with the connecting plate of its excess-three side of the lifting frame in outside in adjacent two lifting frame, downside directive wheel is also respectively provided with the connecting plate of its excess-three side of the lifting frame of inner side.

9. lift level-sensing device apparatus for examination and repair according to claim 2, it is characterised in that the bottom of framework is additionally provided with into support castor on outermost, is also arranged with the front side connecting plate of each lifting frame and is held pipe for climbing.

10. the lift level-sensing device apparatus for examination and repair according to claim 2,3,4 or 9, it is characterized in that, the longitudinal bracing is longitudinally disposed angle bar, and the two ends of the connecting plate have been respectively articulated with triangular form fixed plate, and the other end of the fixed plate is fixedly connected with longitudinal supporting plate.