CN217708807U - Safe elevating gear is used in construction - Google Patents

Abstract

The utility model discloses a safe elevating gear is used in construction, including base, fly leaf, stabilizer blade, electronic lead screw and roof, base one side is connected with the fly leaf, the fly leaf constitutes rotating-structure with the base, the upper surface run-through of fly leaf is connected with the stabilizer blade, the vertical electronic lead screw of installing of upper surface of base. This safe elevating gear for construction, the push rod promotes the inside fluid of piston extrusion working chamber, when the inside maintenance liquid of oil pipe between oil tank and the working chamber was extruded, maintenance liquid from the shower nozzle to electronic lead screw blowout, with the outer wall screw thread to electronic lead screw maintain the work, avoid electronic lead screw wearing and tearing to take place under long-term use, when the push rod leaves the piston, the piston downstream under the elasticity of spring, the inside maintenance liquid of oil tank gets into the working chamber, the maintenance liquid of working chamber is replenished, so that when promoting the piston with next push rod, the maintenance work is carried out to the outer wall of electronic lead screw to the maintenance liquid blowout.

Description

Safe elevating gear is used in construction

Technical Field

The utility model relates to a construction technical field specifically is a safe elevating gear is used in construction.

Background

The construction lifting platform is a hoisting machine for vertically conveying people or objects, also refers to equipment for vertically conveying in logistics systems such as factories, automatic warehouses and the like, is often provided with various plane conveying equipment serving as a connecting device for conveying lines with different heights, and is widely applied to operation such as high-altitude installation, maintenance and the like besides being used for conveying goods with different heights;

construction elevating gear's lift mode is various, and one of them is by the lead screw drive, utilizes threaded connection effect, promotes the elevating platform to the eminence, and along with the increase of the long time of lead screw use, lead to influencing lift effect and produced certain potential safety hazard easily to lead to taking place wearing and tearing for lead screw outer wall screw.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safe elevating gear is used in construction to along with the long increase during the use of lift drive lead screw is proposed in solving above-mentioned background art, lead screw outer wall screw thread takes place wearing and tearing easily, leads to influencing the lift effect and has produced the problem of certain potential safety hazard.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a safe elevating gear is used in construction, includes base, fly leaf, stabilizer blade, electronic lead screw and roof, base one side is connected with the fly leaf, the fly leaf constitutes revolution mechanic with the base, the upper surface through type of fly leaf is connected with the stabilizer blade, the vertical electronic lead screw of installing of upper surface of base, the roof is transversely installed to the upper end of electronic lead screw, the outer wall connection of electronic lead screw has slide one, the crane is installed to one side of slide one, the outer wall of crane evenly is equipped with the slide bar, the crane is close to the both sides outer wall of slide bar and evenly sets up threaded hole, the vertical guide rail of installing of upper surface of base, slide two is installed to the outer wall of guide rail, one side outer wall and slide one of slide two are connected, the vertical push rod that is equipped with of upper surface of slide two, the lower surface mounting of roof has the working chamber, the spring is installed to the lower extreme inner wall of working chamber, the piston is installed to the upper end of spring, the shower nozzle is installed to one side through type of working chamber, oil pipe is installed to one side of working chamber, the upper surface mounting of roof has the oil tank.

Preferably, 2 the movable plates are symmetrical about the longitudinal center line of the base, the casters are mounted on the lower surface of the base, the movable plates and the base form a rotating structure, and threaded holes are formed in the upper surface of the movable plates.

By adopting the technical scheme, when the base is pushed, the caster can rotate, so that the device moves.

Preferably, the longitudinal section of each support leg is of an inverted T-shaped structure, the outer wall of each support leg is provided with threads, and each support leg is connected with the corresponding movable plate through the threads.

Adopt above-mentioned technical scheme, through the rotation of stabilizer blade, the stability of multiplicable base.

Preferably, the two ends of the sliding rod are respectively inserted into the inner walls of the two sides of the lifting frame in a penetrating mode, the sliding rod and the inner wall of the lifting frame form a sliding structure, and bolts of threaded holes in the two sides of the lifting frame are inserted into the sliding rod in a penetrating mode.

By adopting the technical scheme, the position of the slide rod can be adjusted when the slide rod slides in the lifting frame.

Preferably, the second sliding seat and the guide rail form a sliding structure, the piston and the inner wall of the working cavity form a sliding structure, a through hole is formed in the lower surface of the working cavity, and the push rod is arranged towards the through hole in the lower surface of the working cavity.

By adopting the technical scheme, when the piston extrudes the maintenance liquid in the working cavity, the maintenance liquid is sprayed out from the working cavity to the electric screw rod.

Preferably, the inner wall of the spray head is provided with a one-way valve, an oil inlet of the oil guide pipe penetrates through the oil tank and is inserted into the oil tank, the upper surface of the oil tank is provided with a vent hole, and the inner wall of the oil guide pipe, which is close to the oil outlet, is provided with the one-way valve.

By adopting the technical scheme, the maintenance liquid in the oil tank enters the working cavity through the oil guide pipe so as to supplement the maintenance liquid to the working cavity.

Compared with the prior art, the beneficial effects of the utility model are that: this safe elevating gear is used in construction:

1. along with the gradual rising of the sliding seat II, when the push rod enters from the through hole on the lower surface of the working cavity, the push rod pushes the piston to extrude oil liquid in the working cavity, and when maintenance liquid in the oil guide pipe between the oil tank and the working cavity is extruded, the maintenance liquid is sprayed out from the spray head to the electric screw rod to perform maintenance work on the outer wall thread of the electric screw rod, so that the abrasion of the electric screw rod under long-term use is avoided, the use effect is influenced, when the push rod leaves the piston, the piston moves downwards under the elasticity of the spring, at the moment, the pressure intensity in the working cavity is reduced, the maintenance liquid in the oil tank enters the working cavity, and the maintenance liquid in the working cavity is supplemented, so that when the push rod pushes the piston next time, the maintenance liquid is sprayed out to perform maintenance work on the outer wall of the electric screw rod;

2. when rotating the stabilizer blade on the fly leaf, the stabilizer blade downstream, the sucking disc of stabilizer blade bottom laminates with ground each other, increases the stability of base, avoids the truckle of base to take place to roll when the crane goes up and down and leads to the workman on the crane to take place to empty the phenomenon under inertial effect, has improved the device's security, can make the stabilizer blade leave the bottom surface through the reverse rotation stabilizer blade, has removed the stability of base, has realized the effect that the convenience switches between stable and removal, has improved the device's flexibility.

Drawings

FIG. 1 is a schematic overall front sectional view of the present invention;

FIG. 2 is a schematic view of a cross-sectional side view of the electric screw rod and the slide seat of the present invention;

FIG. 3 is a schematic view of the overall front view structure of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the sprinkler head and the working chamber.

In the figure: 1. a base; 2. a movable plate; 3. a support leg; 4. an electric screw rod; 5. a top plate; 6. a first sliding seat; 7. a lifting frame; 8. a slide bar; 9. a guide rail; 10. a second sliding seat; 11. a push rod; 12. a working chamber; 13. a spring; 14. a piston; 15. a spray head; 16. an oil guide pipe; 17. and an oil tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a safe lifting device for building construction comprises a base 1, a movable plate 2, support legs 3, an electric lead screw 4, a top plate 5, a first sliding seat 6, a lifting frame 7, a sliding rod 8, a guide rail 9, a second sliding seat 10, a push rod 11, a working cavity 12, a spring 13, a piston 14, a spray head 15, an oil guide pipe 16 and an oil tank 17, wherein the movable plate 2 is connected to one side of the base 1, the movable plate 2 and the base 1 form a rotating structure, the 2 movable plates 2 are symmetrical about a longitudinal central line of the base 1, casters are mounted on the lower surface of the base 1, the movable plate 2 and the base 1 form a rotating structure, threaded holes are formed in the upper surface of the movable plate 2, the base 1 of the device is pushed to a proper position, the support legs 3 on the movable plate 2 are rotated and the support legs 3 are rotated, so that suckers at the bottoms of the support legs 3 are attached to the ground, the stability of the base 1 is improved, the phenomenon that workers on the lifting frame 7 topple over under the action of inertia due to the rolling of the casters when the support legs 7 lift is avoided, and the safety is improved, and the lifting frame 7 is shown in figures 1 and 3.

The upper surface through type of fly leaf 2 is connected with stabilizer blade 3, the longitudinal section of stabilizer blade 3 is the T type structure of invering, the outer wall of stabilizer blade 3 is equipped with the screw thread, stabilizer blade 3 is connected with fly leaf 2 through the screw thread, place stable back at base 1, slide bar 8 from top to bottom, adjust the distance between a plurality of slide bars 8, make the workman can pass slide bar 8 and enter into to crane 7 in, continue to adjust slide bar 8 afterwards, make the screw hole of slide bar 8 towards the screw hole of crane 7 outer wall, and carry on spacingly to slide bar 8 through the bolt, make slide bar 8 form the protection to the workman of crane 7 inside, avoid the too big potential safety hazard that exists the fall of slide bar 8 interval, as shown in fig. 1 and fig. 3.

An electric screw rod 4 is vertically installed on the upper surface of a base 1, a top plate 5 is transversely installed at the upper end of the electric screw rod 4, the outer wall of the electric screw rod 4 is connected with a first slide seat 6, a lifting frame 7 is installed on one side of the first slide seat 6, a slide rod 8 is evenly arranged on the outer wall of the lifting frame 7, the slide rod 8 is provided with screw holes evenly formed in the outer wall of two sides of the lifting frame 7 close to the slide rod 8, two ends of the slide rod 8 are respectively inserted into the inner walls of two sides of the lifting frame 7 in a penetrating mode, bolts of the screw holes in two sides of the lifting frame 7 are inserted into the slide rod 8 in a penetrating mode, after a worker enters the lifting frame 7, the electric screw rod 4 below the top plate 5 is started, under the rotation of the electric screw rod 4, the first slide seat 6 in threaded connection with the electric screw rod 4 is made to conduct linear lifting motion, the position of the lifting frame 7 is changed, the worker is lifted to a high place, the first slide seat 6 can be limited due to the fact that the second slide seat 10 is penetrated by a guide rail 9, and the first slide seat 6 is prevented from rotating, and is shown in figures 1 and 2.

The upper surface of the base 1 is vertically provided with a guide rail 9, the outer wall of the guide rail 9 is provided with a second sliding seat 10, the outer wall of one side of the second sliding seat 10 is connected with a first sliding seat 6, the upper surface of the second sliding seat 10 is vertically provided with a push rod 11, the lower surface of the top plate 5 is provided with a working cavity 12, the inner wall of the lower end of the working cavity 12 is provided with a spring 13, the upper end of the spring 13 is provided with a piston 14, the second sliding seat 10 and the guide rail 9 form a sliding structure, the piston 14 and the inner wall of the working cavity 12 form a sliding structure, the lower surface of the working cavity 12 is provided with a through hole, the push rod 11 is arranged towards the through hole on the lower surface of the working cavity 12, lead screw maintenance liquid is injected into the oil tank 17, and flows into the working cavity 12 through an oil guide pipe 16 under the action of gravity, along with the gradual rising of the first slide 6 driving the second slide 10, when the push rod 11 enters from the through hole of the lower surface of the working chamber 12, because the outer wall of the piston 14 is attached to the inner wall of the working chamber 12, the push rod 11 pushes the piston 14 to extrude the oil inside the working chamber 12, and the inside of the oil guide pipe 16 between the oil tank 17 and the working chamber 12 is provided with a check valve, when the maintenance liquid inside the working chamber 12 is extruded, because the nozzle 15 faces the outer wall of the electric screw rod 4, the maintenance liquid is sprayed from the nozzle 15 to the electric screw rod 4 to perform maintenance work on the outer wall thread of the electric screw rod 4, thereby avoiding the electric screw rod 4 from being worn and affected by long-term use, as shown in fig. 1 and fig. 2.

A spray head 15 is installed on one side of the working chamber 12 in a penetrating manner, an oil guide pipe 16 is installed on one side of the working chamber 12, an oil tank 17 is installed on the upper surface of the top plate 5, a check valve is installed on the inner wall of the spray head 15, an oil inlet of the oil guide pipe 16 penetrates and is inserted into the oil tank 17, a vent hole is formed in the upper surface of the oil tank 17, a check valve is installed on the inner wall, close to an oil outlet, of the oil guide pipe 16, when the sliding seat II 10 descends, the push rod 11 leaves the piston 14, the piston 14 moves downwards under the elastic force of the spring 13, the pressure inside the working chamber 12 is reduced at the moment, due to the fact that the check valve is arranged on the position of the spray head 15, air cannot enter the working chamber 12 through the spray head 15, maintenance liquid inside the oil tank 17 enters the working chamber 12, along with the reduction of the maintenance liquid of the oil tank 17, the outside air enters the inside the oil tank 17 from the vent hole on the oil tank 17 to maintain the pressure inside the oil tank 17, when the maintenance liquid enters the inside the working chamber 12, the maintenance liquid is supplemented, so that the maintenance liquid pushes the piston 14 next time, the maintenance liquid is sprayed out to work on the outer wall of the electric screw rod 4, as shown in fig. 1 and fig. 4.

The working principle is as follows: when the safety lifting device for building construction is used, the base 1 of the device is firstly pushed to a proper position, then the support legs 3 on the movable plate 2 are rotated, and the support legs 3 are rotated, so that the suckers at the bottoms of the support legs 3 are mutually attached to the ground, the stability of the base 1 is improved, the phenomenon that workers on the lifting frame 7 topple over under the action of inertia due to the fact that the trundles of the base 1 roll when the lifting frame 7 is lifted is avoided, and the safety is improved;

after the base 1 is placed stably, the sliding rods 8 are slid up and down, the distance between the sliding rods 8 is adjusted, a worker can penetrate through the sliding rods 8 to enter the lifting frame 7, then the sliding rods 8 are continuously adjusted, the threaded holes of the sliding rods 8 face the threaded holes in the outer wall of the lifting frame 7, the sliding rods 8 are limited through bolts, the worker inside the lifting frame 7 is protected by the sliding rods 8, and the potential safety hazard of falling caused by the fact that the distance between the sliding rods 8 is too large is avoided;

after a worker enters the lifting frame 7, the electric screw rod 4 below the top plate 5 is started, the sliding seat I6 in threaded connection with the electric screw rod 4 is subjected to linear lifting motion under the rotation of the electric screw rod 4, the position of the lifting frame 7 is changed, the worker is lifted to a high position, and the sliding seat II 10 is penetrated through the guide rail 9, so that the sliding seat I6 can be limited, and the sliding seat I6 is prevented from rotating;

the lead screw maintenance liquid is injected into the oil tank 17, the maintenance liquid flows into the working cavity 12 through the oil guide pipe 16 under the action of gravity, the sliding base 6 drives the sliding base II 10 to gradually rise, when the push rod 11 enters from a through hole in the lower surface of the working cavity 12, as the outer wall of the piston 14 is attached to the inner wall of the working cavity 12, the push rod 11 pushes the piston 14 to extrude the oil in the working cavity 12, and the check valve is arranged in the oil guide pipe 16 between the oil tank 17 and the working cavity 12, when the maintenance liquid in the working cavity 12 is extruded, the maintenance liquid is sprayed out from the spray head 15 to the electric lead screw 4 due to the fact that the spray head 15 faces the outer wall of the electric lead screw 4, so that the outer wall thread of the electric lead screw 4 is maintained, and the electric lead screw 4 is prevented from being worn and affecting the use effect due to long-term use;

when the second sliding seat 10 descends, the push rod 11 leaves the piston 14, the piston 14 moves downwards under the elastic force of the spring 13, the pressure inside the working chamber 12 is reduced, because the spray head 15 is provided with the one-way valve, air cannot enter the inside of the working chamber 12 through the spray head 15, so that the maintenance liquid inside the oil tank 17 enters the working chamber 12, along with the reduction of the maintenance liquid of the oil tank 17, outside air enters the inside of the oil tank 17 from the air vent on the oil tank 17 to maintain the pressure inside the oil tank 17, when the maintenance liquid enters the inside of the working chamber 12, the maintenance liquid of the working chamber 12 is supplemented, so that when the piston 14 is pushed by the push rod 11 next time, the maintenance liquid is sprayed out to perform maintenance work on the outer wall of the electric screw rod 4, and the overall practicability is increased.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a safe elevating gear is used in construction, includes base (1), fly leaf (2), stabilizer blade (3), electronic lead screw (4) and roof (5), its characterized in that: the automatic lifting device is characterized in that a movable plate (2) is connected to one side of a base (1), the movable plate (2) and the base (1) form a rotating structure, the upper surface of the movable plate (2) is connected with support legs (3) in a penetrating manner, an electric lead screw (4) is vertically installed on the upper surface of the base (1), a top plate (5) is transversely installed at the upper end of the electric lead screw (4), the outer wall of the electric lead screw (4) is connected with a first sliding seat (6), a lifting frame (7) is installed on one side of the first sliding seat (6), a sliding rod (8) is evenly arranged on the outer wall of the lifting frame (7), threaded holes are evenly formed in the outer walls of two sides of the lifting frame (7) close to the sliding rod (8), a guide rail (9) is vertically installed on the upper surface of the base (1), a second sliding seat (10) is installed on the outer wall of the guide rail (9), a push rod (11) is vertically arranged on one side of the sliding seat (10), a working cavity (12) is installed on the lower surface of the top plate (5), a spring (13) is installed on the inner wall of the lower end of the working cavity (12), and a spray head (15) is installed on one side of the piston (13), an oil guide pipe (16) is installed on one side of the working cavity (12), and an oil tank (17) is installed on the upper surface of the top plate (5).

2. The safety lifting device for building construction according to claim 1, characterized in that: 2 the fly leaf (2) is symmetrical about the vertical central line of base (1), the lower surface mounting of base (1) has the truckle, fly leaf (2) and base (1) constitute rotating-structure, the upper surface of fly leaf (2) is seted up threaded hole.

3. The safety lifting device for building construction according to claim 1, characterized in that: the longitudinal section of the support leg (3) is of an inverted T-shaped structure, the outer wall of the support leg (3) is provided with threads, and the support leg (3) is connected with the movable plate (2) through the threads.

4. The safety lifting device for building construction according to claim 1, characterized in that: the two ends of the sliding rod (8) are respectively inserted into the inner walls of the two sides of the lifting frame (7) in a penetrating mode, the sliding rod (8) and the inner wall of the lifting frame (7) form a sliding structure, and bolts of threaded holes in the two sides of the lifting frame (7) are inserted into the sliding rod (8) in a penetrating mode.

5. The safety lifting device for building construction according to claim 1, characterized in that: slide two (10) and guide rail (9) constitute sliding structure, piston (14) and working chamber (12) inner wall constitute sliding structure, the through-hole has been seted up to the lower surface of working chamber (12), push rod (11) are towards the through-hole setting of working chamber (12) lower surface.

6. The safety lifting device for building construction according to claim 1, characterized in that: the inner wall of shower nozzle (15) is installed the check valve, lead inside the oil inlet of oil pipe (16) runs through and inserts to oil tank (17), the ventilation hole has been seted up to the upper surface of oil tank (17), lead the inner wall that oil pipe (16) is close to the oil-out and install the check valve.

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