A kind of mobile platform for elevator pit maintenance
Technical field
The utility model relates to the technical field of lift facility, in particular to a kind of movement for elevator pit maintenance is flat
Platform.
Background technique
The normal running speed of general elevator does not exceed 6m/s, and pit depth is enough to ensure that installation maintenance staff station exists
Service work is unfolded to pit in face of elevator, without special inspection platform.According to the relevant criterion of elevator, elevator shaft
The speed of pit depth and elevator be it is related, elevator speed is higher, and pit depth is deeper.When elevator speed is more than 6m/s,
Because pit is too deep, elevator installation maintenance staff can not stand normally to be overhauled on pit ground.
In the prior art, the use new patent of Publication No. CN105668371A discloses a kind of elevator pit overhaul
Stage apparatus specifically includes front platform and rear platform, and front platform and rear platform reverse symmetry are placed in well pit, front platform
It is connected with the fixed plate at the long angle steel both ends of rear platform and well enclosure, the supporting square tube and hoistway of front platform and rear platform bottom
Face connection.
Although above-mentioned technical proposal can make service work personnel carry out Maintenance and Repair work in deeper elevator pit,
But in service work, staff may need the inspection from the bottom end of hoistway upwards gradually, preceding flat in above scheme
There is no methods to be moved for platform and rear platform, therefore may make troubles in maintenance process, the service efficiency of platform
It is not high.
Utility model content
The utility model be to provide it is a kind of for elevator pit maintenance mobile platform, by by inspection platform and lifting
Mechanism linkage is able to carry out the operator station of maintenance when inspection platform upper end and moves up and down, facilitates staff
Investigation work from top to bottom, improves work efficiency, and also makes service work more safe.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of mobile platform for elevator pit maintenance, including elevator shaft slidably connect in the elevator shaft
Lift car, the lower end two sides of the elevator shaft slidably connect inspection platform, driving are provided in the elevator shaft
Mechanism, the driving mechanism includes the motor being fixedly connected with elevator shaft inner wall, be fixedly connected with motor output end first
Shaft, the first screw rod being fixedly connected with first rotating shaft, the inspection platform and the first screw flight cooperate, first screw rod
It is rotatablely connected with the bottom surface of elevator shaft.
By using above-mentioned technical proposal, when needing to overhaul elevator, service work personnel be may stand in
Inspection platform upper end starts motor, and motor drives first rotating shaft rotation, and first rotating shaft drives the rotation of the first screw rod, the first screw rod
Rotation drives inspection platform to slide up and down, is able to carry out and moves down when staff's maintenance, facilitates on staff
Lower movement carries out investigation work, improves work efficiency.
Further setting: the side of the first rotating shaft is provided with the second shaft, and the center of second shaft is solid
Surely it is connected with the second screw rod, second screw flight is plugged in inspection platform, and the first rotating shaft and the second shaft band pass
It is dynamic.
By using above-mentioned technical proposal, the first screw rod and the second screw rod rotate drive inspection platform rotation that can make simultaneously
The sliding of inspection platform is more steady, and when inspection platform steadily moves up and down, staff is able to carry out check man
Make, it can be more safe when carrying out service work.
Further setting: the inspection platform includes sliding plate, the support plate with sliding plate rotation connection, the sliding plate
Upper end be fixedly connected with two pieces of connecting plates, be hinged with hydraulic cylinder on the side wall of two pieces of connecting plates, the hydraulic cylinder it is defeated
The upper end of outlet and support plate is hinged.
By using above-mentioned technical proposal, hydraulic cylinder starting can be supported at dynamic support plate and sliding plate in one plane,
Hydraulic cylinder closing can make support plate be vertical setting with sliding plate, therefore inspection platform can be stored, and enable elevator
It is enough to be operated normally in elevator shaft.
Further setting: the lower end of the sliding plate is fixedly connected with support baseboard by connecting plate, under the support plate
End is fixedly connected with connection cross bar, the supporting leg and support baseboard between two supporting legs hingedly there are two supporting leg
Match setting.
By using above-mentioned technical proposal, the setting of support baseboard can be matched with supporting leg shape, thus support plate with
When sliding plate is in a plane, supporting leg can play certain supporting role to support plate, make the support of support plate
Intensity is more preferable, more steady when driving service personnel to move up and down, and improves the safety and stability of support plate.
Further setting: the lower end of the supporting leg is fixedly connected with rubber block.
By using above-mentioned technical proposal, the setting of rubber block can increase the friction between supporting leg and support baseboard
Power enables supporting leg is more stable when rectangular with support baseboard to play the role of support, prevents supporting leg from beating
Support plate caused by sliding is shaken, and keeps support more stable.
Further setting: it is fixedly connected with postive stop baffle on the support baseboard, is fixedly connected on the postive stop baffle
First magnet, the supporting leg are fixedly connected with the second magnet to match with the first magnet on the side wall of postive stop baffle.
By using above-mentioned technical proposal, when supporting leg and support baseboard are perpendicular, the first magnet can attract
The second magnet on supporting leg, keeps the connection of supporting leg and support baseboard more stable, so that the support of support rod plate is more
Stabilization, safety is more preferable.
Further setting: position of the inspection platform described in two sides among elevator shaft is fixedly connected to flange, and two
The matching setting of flange described in block.
By using above-mentioned technical proposal, the setting of flange can make two pieces of support plates match clamping, to make two pieces
Support plate can be more stable link together, play more preferable more stable supporting role, improve the safety of inspection platform.
Further setting: support-rails are fixedly connected on the inspection platform.
By using above-mentioned technical proposal, the setting of support-rails can be when inspection platform be moved up and down to maintenance
The certain support of staff can also be connect with support-rails with safety rope, improve safety when maintenance.
In conclusion the utility model has the following beneficial effects:
1, driving mechanism is able to drive inspection platform and slides up and down, keeps maintenance process more convenient;
2, the support plate in inspection platform can be accepted when not in use, can guarantee the normal use of elevator;
3, the support that the setting of supporting leg can be certain to support plate, keeps the support strength of support plate more preferable, moves down upper
It is more steady when dynamic;
4, the setting of support-rails can be such that inspection platform plays when moving up and down to staff certain anti-
Shield effect, improves safety.
Detailed description of the invention
Fig. 1 is the overall structure diagram for embodying maintenance mobile platform;
Fig. 2 is for embodying the structure enlargement diagram in Fig. 1 at A;
Fig. 3 is for embodying the structure enlargement diagram in Fig. 1 at B;
Fig. 4 is for embodying mobile platform part of the front structure diagram.
In figure, 1, elevator shaft;2, inspection platform;21, sliding plate;22, support plate;3, driving mechanism;31, motor;32,
First rotating shaft;33, the first screw rod;4, the second shaft;5, the second screw rod;6, driving wheel;7, driven wheel;8, belt pulley;9, it connects
Plate;10, hydraulic cylinder;11, connecting plate;12, support baseboard;13, supporting leg;14, cross bar is connected;15, rubber block;16, postive stop baffle;
17, the first magnet;18, the second magnet;19, flange;20, support-rails.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment: a kind of mobile platform for elevator pit maintenance, as shown in Figure 1, including elevator shaft 1, elevator
The lower end two sides in road 1 slidably connect inspection platform 2, and driving mechanism 3 is provided in elevator shaft 1, and inspection platform 2 includes sliding
The support plate 22 moving plate 21, being rotatablely connected with sliding plate 21, the upper end of sliding plate 21 is fixedly connected with support-rails 20, sliding plate
21 upper end is fixedly connected with two pieces of connecting plates 9, is hinged with hydraulic cylinder 10 on the side wall of two pieces of connecting plates 9, hydraulic cylinder 10 it is defeated
The upper end of outlet and support plate 22 is hinged, and the lower end of sliding plate 21 is fixedly connected with support baseboard 12 by connecting plate 11, supports
The lower end setting of plate 22 is fixedly connected with connection cross bar 14 there are two supporting leg 13 between two supporting legs 13, supporting leg 13 with
Support baseboard 12 matches setting, and supporting leg 13 can play a supporting role to support plate 22, makes to be supported on and is sliding up and down
When can be more stable.
As shown in Fig. 2, position of the two sides inspection platform 2 among elevator shaft 1 is fixedly connected to flange 19, two pieces
The matching setting of flange 19, the setting of two flanges 19 can make support plate 22 is more stable to fit together, improve stability
And safety.
As shown in figures 1 and 3, driving mechanism 3 includes the motor 31 being fixedly connected with 1 inner wall of elevator shaft and motor 31
First rotating shaft 32 that output end is fixedly connected, the first screw rod 33 being fixedly connected with first rotating shaft 32, it is fixed in first rotating shaft 32
It is connected with driving wheel 6, the side of first rotating shaft 32 is provided with the second shaft 4, and driven wheel 7 is fixedly connected in the second shaft 4, main
Driving wheel 6 is linked with driven wheel 7 by belt pulley 8, and the second screw rod 5, inspection platform 2 and the first spiral shell are fixedly connected in driven wheel 7
Bar 33 and the second screw rod 5 are threadedly engaged, and start motor 31, and motor 31 drives first rotating shaft 32 to rotate, and first rotating shaft 32 drives the
The rotation of one screw rod 33, while first rotating shaft 32 drives driving wheel 6 to rotate, driving wheel 6 drives driven wheel 7 to rotate by belt pulley 8,
Driven wheel 7 drives the rotation of the second screw rod 5, and the first screw rod 33 and the second screw rod 5 rotate synchronously, can drive and move down on sliding plate 21
It is dynamic, so that support plate 22 can also slide up and down.
As shown in figure 4, supporting leg 13 and the lower end of support plate 22 are hinged, the lower end of supporting leg 13 is fixedly connected with rubber
Block 15 is fixedly connected with postive stop baffle 16 on support baseboard 12, the first magnet 17, supporting leg is fixedly connected on postive stop baffle 16
13 are fixedly connected with the second magnet 18 to match with the first magnet 17, rubber block 15, on the side wall of postive stop baffle 16
The setting of one magnet 17 and the second magnet 18 can make supporting leg 13 more stable at the connection of bottom plate with good word, improve
The safety of inspection platform 2.
Specific work process: starting hydraulic cylinder 10, hydraulic cylinder 10 support dynamic support plate 22 and rotate, and make support plate 22 and sliding plate
21 be in horizontal splicing state, starts motor 31, and motor 31 drives first rotating shaft 32 to rotate, and first rotating shaft 32 drives the first screw rod
33 rotations, while first rotating shaft 32 drives driving wheel 6 to rotate, driving wheel 6 drives driven wheel 7 to rotate by belt pulley 8, driven wheel
7 drive the rotation of the second screw rod 5, and the first screw rod 33 and the second screw rod 5 rotate synchronously, and sliding plate 21 can be driven to move up and down, from
And support plate 22 can also slide up and down.
When support plate 22 turns to horizontality, supporting leg 13 rotates under the action of neutrality, under supporting leg 13
The rubber block 15 at end can be inconsistent with support baseboard 12, at the same the first magnet 17 attract the second magnet 18, make supporting leg 13 with
In vertical state, therefore supporting leg 13 can carry out certain support to support baseboard 12 to support plate 22.
When not using inspection platform 2, it can star hydraulic cylinder 10, support plate 22 shunk back into vertical state, from
And lift car normal use can be enable.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.