CN211874372U

CN211874372U - Hydraulic engineering overhauls cat ladder

Info

Publication number: CN211874372U
Application number: CN202020075400.XU
Authority: CN
Inventors: 兰素银; 李耀鹏; 兰素金
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-11-06
Anticipated expiration: 2030-01-14

Abstract

The utility model belongs to the technical field of cat ladders, in particular to a hydraulic engineering overhaul cat ladder, which has a simple fixing mode for a trolley aiming at a comparison file and only depends on the self-locking of a roller for fixing, and firstly, the self-locking of the roller can not increase the stability of the trolley when in use; secondly, need manual to four gyro wheels auto-locks, the waste time, the problem of work efficiency is reduced, the following scheme is proposed at present, it includes the sweep, the push rod, the base ladder, the storage box, divide the ladder, including a motor, an end cap, a controller, and a cover plate, the cavity has been seted up on the sweep, slidable mounting has two horizontal push pedals in the cavity, the equal fixed mounting in one side that two horizontal push pedals kept away from each other has two transverse moving rods, transverse hole has all been seted up on the both sides inner wall of cavity, two horizontal push pedals respectively with two transverse hole sliding connection. The utility model discloses can be more stable support the sweep, avoid manually operation, improve work efficiency, save time.

Description

Hydraulic engineering overhauls cat ladder

Technical Field

The utility model relates to a cat ladder technical field especially relates to a hydraulic engineering overhauls cat ladder.

Background

In the hydraulic engineering field, often need overhaul the maintenance to equipment, but some equipment bulkiness ratio is bigger, and is highly higher, brings inconvenience for engineer's work, often needs the cat ladder to overhaul equipment, through the retrieval, authorizes the notice number: CN 207829790U's patent document discloses a hydraulic engineering overhauls cat ladder, including shallow, base ladder and branch ladder, the base ladder sets up on the shallow sweep, it is a plurality of divide the ladder to peg graft in proper order the base ladder top, the shallow includes sweep, push rod and gyro wheel, be provided with the controller on the push rod, the sweep top is provided with motor and storage box, motor output shaft passes through the shaft coupling and is connected with the connecting rod, it includes two layering stands to divide the ladder, be provided with layering foot bar between the layering stand, the base ladder includes two basic unit's stands, be provided with basic unit's foot bar between the basic unit's stand, storage box inside is provided with the battery, the battery with the controller electricity is connected. Has the advantages that: the ladder stands with different heights can be combined by the ladder separating device, so that the requirements of various overhaul heights are met; the ladder stand is conveyed through the cart, so that manual conveying is avoided, and manual labor is reduced; through with the cat ladder setting on the sweep, can effectively guarantee the stationarity of cat ladder.

The fixing mode of the trolley by the patent document is simple, and the trolley is fixed only by self-locking of the rollers, firstly, the stability of the trolley in use cannot be increased by self-locking of the rollers; secondly, need manual to four gyro wheels auto-locks, the waste of time has reduced work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the fixing mode of the contrast file to the cart is simpler, and only the self-locking of the roller is used for fixing, firstly, the self-locking of the roller can not increase the stability of the cart in use; secondly, need manual four gyro wheel auto-locks, the shortcoming of wasted time, reduced work efficiency, and a hydraulic engineering overhauls cat ladder that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a hydraulic engineering overhauls cat ladder, including the sweep, the push rod, the base ladder, the storage box, divide the ladder, including a motor, an end cap, a controller, and a cover plate, the cavity has been seted up on the sweep, slidable mounting has two horizontal push pedals in the cavity, the equal fixed mounting in one side that two horizontal push pedals kept away from each other has two transverse shifting poles, the horizontal hole has all been seted up on the both sides inner wall of cavity, two horizontal push pedals respectively with two transverse hole sliding connection, the holding tank has been seted up to transverse shifting pole's bottom, slidable mounting has the rack bar in the holding tank, transverse rotation installs the lead screw on the transverse shifting pole, lead screw and sweep threaded connection, the one end of lead screw extends to in the holding tank that corresponds and fixed mounting has the thrust gear, thrust gear and the rack bar meshing that corresponds.

Preferably, the screw pole is installed in the cavity horizontal rotation, and the thread groove has all been seted up to one side that two horizontal push pedals are close to each other, and two thread grooves all with screw pole threaded connection, the screw thread of two thread grooves is revolved to opposite, and the screw pole rotates and can drive two horizontal push pedals and keep away from each other or be close to each other.

Preferably, the bottom of sweep is provided with servo motor, and fixed mounting has motor gear on servo motor's the output shaft, and the outside fixed mounting of lead screw has driven gear, and motor gear and driven gear mesh, and motor gear and driven gear play the transmission effect of power.

Preferably, two helicla flutes have all been seted up to the both sides of sweep, and the lead screw is connected with the helicla flute screw thread that corresponds, and the screw that lies in sweep two lead screws with one side revolves to the same, and the screw that lies in four lead screws of sweep both sides revolves to opposite, and when the sweep was kept away from to the lateral shifting pole, the lead screw forward rotation drove the rack bar downstream that corresponds through the thrust gear, and when the lateral shifting pole was close to the sweep, the lead screw reverse rotation drove the rack bar upward movement that corresponds through the thrust gear.

Preferably, the rack bar spacing groove has been seted up to one side of rack bar, and fixed mounting has T type piece on one side inner wall of holding tank, T type piece and the rack bar spacing groove sliding connection who corresponds, and T type piece carries on spacingly to the rack bar for the rack bar can with thrust gear fully meshing, and T type piece can play limiting displacement to the rack bar.

Compared with the prior art, the utility model has the advantages of:

(1) this scheme passes through servo motor and drives the lead screw and rotates, the lead screw rotates and drives two horizontal push pedals and keep away from each other, two horizontal migration poles that horizontal push pedal promoted to correspond move to the direction of keeping away from the sweep, horizontal migration pole drives the lead screw that corresponds and rotates, the lead screw passes through the rack bar downstream that the thrust gear drove the correspondence, the cone head that the rack bar promotes the correspondence contacts with ground, can play the fine fixed effect of support to the sweep, can consolidate the sweep automatically, avoid manual operation, the work efficiency is improved, and the time is saved.

(2) This scheme is fixed with ground for direct downward release conical head, and this application has enlarged the support area, can be more stable support the sweep.

(3) After this scheme use is accomplished, reverse start servo motor for four lateral shifting poles all are close to the sweep, and four rack bars drive four conical head upward movement respectively and leave ground, do not influence pleasing to the eye, practice thrift occupation space.

The utility model discloses can be more stable support the sweep, avoid manually operation, improve work efficiency, save time.

Drawings

Fig. 1 is a schematic structural view of a hydraulic engineering overhaul ladder stand provided by the utility model;

fig. 2 is a schematic side view of the hydraulic engineering overhaul ladder stand provided by the utility model;

fig. 3 is a schematic structural view of a part a of the hydraulic engineering overhauling crawling ladder provided by the utility model;

fig. 4 is the utility model provides a three-dimensional structure schematic diagram of rack bar of hydraulic engineering overhauls cat ladder.

In the figure: the device comprises a vehicle plate 1, a push rod 2, a base ladder 3, a storage box 4, a ladder 5, a transverse moving rod 6, a conical head 7, a transverse push plate 8, a cavity 9, a servo motor 10, a screw rod 11, a rack rod 12, a screw rod 13, a transverse hole 14, a rack rod limiting groove 15 and a thrust gear 16.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-4, a hydraulic engineering overhauls cat ladder, including sweep 1, push rod 2, base ladder 3, storage box 4, branch ladder 5, motor, battery and controller, the sweep 1 has cavity 9, there are two horizontal push pedals 8 in the cavity 9 sliding mounting, two horizontal push pedals 8 each other far away from one side each fixed mounting have two horizontal travel bars 6, have horizontal hole 14 on both sides inner wall of cavity 9, two horizontal push pedals 8 are with two horizontal hole 14 sliding connection respectively, the bottom of the horizontal travel bar 6 has holding tanks, sliding mounting has rack bar 12 in the holding tank, horizontal rotation has lead screw 13 on the horizontal travel bar 6, lead screw 13 and sweep 1 threaded connection, one end of the lead screw 13 extends to and fixed mounting has thrust gear 16 in the corresponding holding tank, thrust gear 16 meshes with corresponding rack bar 12, the bottom fixed mounting of rack bar 12 has conical head 7, the conical head 7 is convenient to insert into soil.

In this embodiment, the lead screw 11 is installed in the horizontal rotation in the cavity 9, and the thread groove has all been seted up to one side that two horizontal push pedal 8 are close to each other, and two thread grooves all with 11 threaded connection of lead screw, the screw thread of two thread grooves is revolved to opposite, and 11 rotations of lead screw can drive two horizontal push pedal 8 and keep away from each other or be close to each other.

In this embodiment, a servo motor 10 is disposed at the bottom of the vehicle body 1, a motor gear is fixedly mounted on an output shaft of the servo motor 10, a driven gear is fixedly mounted on the outer side of the screw rod 11, the motor gear is engaged with the driven gear, and the motor gear and the driven gear play a role in force transmission.

In this embodiment, two helicla flutes have all been seted up to sweep 1's both sides, lead screw 13 and the helicla flute threaded connection who corresponds, the screw that lies in sweep 1 with two lead screws 13 of one side revolves to the same side, the screw that lies in four lead screws 13 of sweep 1 both sides revolves to opposite, when sweep 1 was kept away from to lateral shifting pole 6, lead screw 13 forward rotation drives corresponding rack bar 12 downstream through thrust gear 16, when lateral shifting pole 6 is close to sweep 1, lead screw 13 antiport drives corresponding rack bar 12 upstream through thrust gear 16.

In this embodiment, rack bar spacing groove 15 has been seted up to one side of rack bar 12, and fixed mounting has T type piece on one side inner wall of holding tank, T type piece and the rack bar spacing groove 15 sliding connection that corresponds, and T type piece is spacing to rack bar 12 for rack bar 12 can with 16 full meshing of thrust gear, and T type piece can play limiting displacement to rack bar 12.

Example two

Referring to fig. 1-4, a hydraulic engineering overhauls cat ladder, including sweep 1, push rod 2, base ladder 3, storage box 4, branch ladder 5, motor, battery and controller, the sweep 1 has cavity 9, there are two horizontal push pedals 8 in the cavity 9 sliding mounting, two horizontal push pedals 8 each other far away from one side have two horizontal travel bars 6 through welded fastening installation, have horizontal hole 14 on both sides inner wall of cavity 9, two horizontal push pedals 8 are with two horizontal hole 14 sliding connection respectively, the bottom of the horizontal travel bar 6 has holding tanks, there are rack bars 12 in the holding tanks, horizontal rotation installs the lead screw 13 on the horizontal travel bar 6, the lead screw 13 is connected with sweep 1 screw thread, one end of the lead screw 13 extends to and fixes and installs the thrust gear 16 through welded fastening, the thrust gear 16 meshes with the corresponding rack bar 12, the bottom end of the rack rod 12 is fixedly provided with a conical head 7 through welding, and the conical head 7 is conveniently inserted into soil.

In this embodiment, the bottom of the sweep 1 is provided with the servo motor 10, the output shaft of the servo motor 10 is fixedly provided with a motor gear by welding, the outer side of the screw rod 11 is fixedly provided with a driven gear by welding, the motor gear is engaged with the driven gear, and the motor gear and the driven gear play a role in force transmission.

In this embodiment, rack bar spacing groove 15 has been seted up to one side of rack bar 12, has T type piece through welded fastening on the inner wall of one side of holding tank, T type piece and the rack bar spacing groove 15 sliding connection that corresponds, and T type piece is spacing to rack bar 12 for rack bar 12 can with 16 abundant meshing of thrust gear, and T type piece can play limiting displacement to rack bar 12.

In this embodiment, during the use, all put through the battery with electrical equipment, switch on controller with servo motor 10, start servo motor 10, owing to set up motor gear and driven gear, servo motor 10 drives screw 11 and rotates, screw 11 rotates and drives two horizontal push pedal 8 and keep away from each other, horizontal push pedal 8 promotes two horizontal migration pole 6 that correspond and removes to the direction of keeping away from sweep 1, horizontal migration pole 6 drives the lead screw 13 rotation that corresponds, lead screw 13 drives the rack bar 12 downstream that corresponds through thrust gear 16, rack bar 12 promotes the conical head 7 and the ground contact that correspond, can play the fine support fixed action to sweep 1, stop servo motor 10, can know through the comparison file: inserting the inserting rods of the branch ladders 5 into the base layer inserting grooves of the base ladders 3, respectively inserting bolts into the base layer fixing holes and then screwing the bolts with the nuts, then sequentially inserting the inserting rods of each branch ladder 5 into the layered inserting grooves of the lower branch ladders 5 according to the height of the ladder to be used, respectively inserting the bolts into the layered fixing holes and then screwing the bolts with the nuts, controlling the motor to be started through the controller, controlling the motor to be closed through the controller when the motor drives the ladder to rotate to a proper position, stopping the rotation of the ladder, fixing the position for the maintenance personnel to climb, after the ladder is used, sequentially loosening the nuts from top to bottom, taking out the bolts, and sequentially taking down the branch ladders 5 and putting the branch ladders into the storage box 4; after the use is finished, the servo motor 10 is started reversely, so that the two transverse push plates 8 enter the cavity 9; the two transverse push plates 8 respectively drive the four transverse moving rods 6 to be close to the vehicle plate 1, and meanwhile, the four rack rods 12 respectively drive the four conical heads 7 to move upwards to leave the ground, so that the device can be moved away.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. The hydraulic engineering overhauling crawling ladder comprises a sweep (1), a push rod (2), a base ladder (3), a storage box (4), a branch ladder (5), a motor, a storage battery and a controller, and is characterized in that a cavity (9) is formed in the sweep (1), two transverse push plates (8) are slidably mounted in the cavity (9), two transverse moving rods (6) are fixedly mounted on one sides, far away from each other, of the two transverse push plates (8), transverse holes (14) are formed in the inner walls of the two sides of the cavity (9), the two transverse push plates (8) are respectively slidably connected with the two transverse holes (14), an accommodating groove is formed in the bottom end of each transverse moving rod (6), a rack rod (12) is slidably mounted in the accommodating groove, a lead screw (13) is transversely rotatably mounted on each transverse moving rod (6), the lead screw (13) is in threaded connection with the sweep (1), one end of the lead screw (13) extends into the corresponding accommodating groove and is fixedly mounted with a, the thrust gear (16) is meshed with the corresponding rack rod (12), and the bottom end of the rack rod (12) is fixedly provided with a conical head (7).

2. The hydraulic engineering overhauls cat ladder of claim 1, characterized in that, the cavity (9) is transversely installed with screw pole (11) in the rotation, and the one side that two horizontal push pedal (8) are close to each other all is seted up the thread groove, and both thread grooves are with screw connection of screw pole (11), and the screw thread direction of two thread grooves is opposite.

3. The hydraulic engineering overhauling ladder stand as claimed in claim 1, wherein a servo motor (10) is arranged at the bottom of the sweep (1), a motor gear is fixedly arranged on an output shaft of the servo motor (10), a driven gear is fixedly arranged on the outer side of the screw rod (11), and the motor gear is meshed with the driven gear.

4. The hydraulic engineering overhauls cat ladder of claim 1, characterized in that, two helicla flutes have all been seted up to sweep (1) both sides, and lead screw (13) and the corresponding helicla flute threaded connection, lie in sweep (1) with the same side two lead screw (13) the screw thread direction of turning the same, lie in sweep (1) both sides four lead screw (13) the screw thread direction of turning the opposite.

5. The hydraulic engineering overhauls cat ladder of claim 1, characterized in that, rack bar spacing groove (15) has been seted up to one side of rack bar (12), and fixed mounting has T type piece on one side inner wall of holding tank, and T type piece and corresponding rack bar spacing groove (15) sliding connection.