CN209831549U - Laborsaving self-locking tool lifting frame - Google Patents

Abstract

A labor-saving self-locking tool lifting frame comprises a support bracket, a lifting rod, a rope wheel and a ratchet mechanism, wherein a drill bracket is composed of four baffle plates and plays a role in supporting and stabilizing a percussion drill; the lifting rod comprises an inner lifting pipe and an outer lifting square pipe, and a square sliding block is welded at the lower part of the inner lifting pipe; the rope wheel and the ratchet mechanism comprise a rope wheel and a ratchet locking structure, the middle upper part of the outer lifting rod is provided with the rope wheel and the ratchet locking structure, the sliding block is connected with a steel wire rope, and the steel wire rope penetrates out of the rope wheel of the outer lifting square tube. This device adopts the structure of lifter, can satisfy the operation requirement of co-altitude, has set up the scale simultaneously on the inner elevator pipe, can directly read the lift height, does not need the height that needs the operation of volume at every turn for the location is more accurate, has simplified operation. This device utilizes the bracket to support and strikes and bores, can no longer lean on operating personnel's lift, has reduced intensity of labour, has also played more firm effect simultaneously, avoids drill bit damage and personal injury, makes the operation safer.

Description

Laborsaving self-locking tool lifting frame

Technical Field

The invention discloses a labor-saving self-locking lifting frame, and relates to a practical tool which realizes self-locking by utilizing a ratchet mechanism, drives a sliding rod to lift by a rope pulley, supports a percussion drill to realize drilling on a wall or a roadway wall and saves labor.

Background

In the past, the manual hand-held electric drill directly drills holes, and under the condition that no bracket is arranged, the physical consumption is large, and the efficiency is low. And the handheld electric drill can lead to the drill hole unstable, and the drill hole deviation appears easily, if the drill hole can appear the fracture easily on the ceramic tile, even appear cracked.

Disclosure of Invention

The invention aims to provide a self-locking lifting tool, which reduces the labor intensity of workers and ensures safer operation.

In order to realize the purpose, the technical scheme adopted by the invention is as follows:

the utility model provides a laborsaving from locking-type instrument crane, includes outer lift side pipe, characterized by: the fixed round pin axle that is provided with on outer lift side pipe, the round pin axle sleeve has ratchet mechanism and rope sheave, round pin axle one end fixed mounting has the crank, still fixed mounting has the pawl of mutually supporting fixedly with ratchet mechanism on the fixing base, outer lift side pipe is the cavity form, the fixed square sliding block that is provided with in the bottom of the interior lift pipe of its inside being provided with, fixedly connected with wire rope on the square sliding block, outer lift side pipe is opened porosely in the position department of rope sheave, the wire rope other end is connected with the rope sheave, the top of interior lift pipe is provided with bores and holds in the palm.

The middle part of outer lift side pipe be provided with end fixing base, be provided with left fixing base and right fixing base on its end fixing base, install the round pin axle between left fixing base and the right fixing base, the cover has ratchet and rope sheave at the round pin epaxial between left fixing base and right fixing base. The bottom welding of interior fall pipe have square slider, square slider is parallel slip at the motion mode of outer lift side's pipe, bottom fixing base and outer lift side between manage for welded connection. The drill support is a flat plate, four baffles are vertically arranged on the periphery of the flat plate, three baffles are consistent in height, and the other baffle is shorter than the other three baffles. The bottom welding of outer lift side pipe have the base. The ratchet mechanism and the rope wheel are fixedly installed through a fixing bolt, and the pawl is welded on the bottom fixing seat through a pawl rotating shaft sleeve.

The invention has the advantages that:

the present invention has the following features.

The device fixes the percussion drill on the drill support, and can not be lifted by two arms of an operator any longer, so that the labor intensity is reduced; meanwhile, after punching, operators do not need to have a rest or work in turn, working hours are reduced, and working efficiency is improved. The labor intensity is reduced, and the working hours are saved. The weight of the percussion drill is about 6 kg and 7 kg, and after the lifting bracket is used, the percussion drill is not supported by two arms, so that the labor intensity is reduced; the punching machine does not need to rest or work in turn after punching every time, so that the efficiency is improved, and the working hours are saved.

2 this device adopts the structure of lifter, can satisfy the operation requirement of co-altitude not for it is more convenient to operate.

3 the scale has been set up on the interior fall way of this device, can directly read the lift height, does not need the height that needs the operation of volume at every turn, also makes the location more accurate simultaneously, has simplified operation.

4 this device utilizes the bracket to support and strikes the brill, has played more firm effect, can prevent the phenomenon of beating the pendulum at the in-process of drilling operation to avoid drill bit to damage and the injury of people's body, make the operation safer.

In order to optimize the process, reduce the labor intensity and improve the efficiency, an adjustable percussion drill lifting bracket is designed and manufactured, and the adjustable percussion drill lifting bracket is well applied to the underground cable arrangement, hanging and cable hook installation operation processes. By using the self-locking lifting frame manufactured by the invention, an operator can drill a hole on a wall without depending on two arms, so that the labor intensity is reduced; meanwhile, the inner lifting rod of the lifting frame is provided with the scale, so that the positioning of the drilled hole can be more accurate; and the impact drill is supported by the bracket, so that the drilling process is more stable, and the safety of operating personnel is also ensured.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a right-view structural diagram of fig. 1.

Fig. 3 is a schematic view of a sheave structure.

Fig. 4 is a schematic structural view of the crank.

Fig. 5 is a schematic view of the structure of the shaft.

Fig. 6 is a schematic structural view of the bottom fixing base.

Fig. 7 is a schematic structural view of the left fixing base.

Fig. 8 is a schematic structural view of the right fixing base.

Fig. 9 is a schematic view of the construction of the ratchet shaft.

Fig. 10 is a side view of the structure of fig. 9.

And the picture 2 is an operation schematic diagram of wall drilling by using the self-locking lifting frame.

In the attached figure 1, a drill holder; 2. an inner elevator tube; 3. an outer lifting square tube; 4. a ratchet mechanism; 5. fixing the bolt; 6. a cotter pin; 7. a left fixed seat; 8. a rib plate; 9. a base; 10. a wire rope; 11. a sheave; 12. a pin shaft; 13. a right fixed seat; 14. a crank; 15. a pawl; 16. a bottom fixed seat; 17. a slide block.

Detailed Description

The invention will be further described with reference to the accompanying drawings, wherein the ratchet mechanism and the rope pulley are mechanical parts commonly used in the art, and are readily available and available in the market and the method of use is well known to those skilled in the art,

a self-locking lifting frame comprises a percussion drill support, a lifting rod, a rope wheel and a ratchet mechanism;

the lifting rod comprises an inner lifting pipe and an outer lifting square pipe, and the outer lifting square pipe is hollow square steel with the thickness of 40mm to 40 mm; the inner lifting pipe is a phi 32 galvanized steel pipe, and a 35mm square sliding block is welded at the lower part of the inner lifting pipe to prevent the lifting pipe from rotating in the lifting process and the drilling process;

the rope wheel and the ratchet mechanism comprise a rope wheel and a ratchet locking structure, the middle upper part of the outer lifting rod is provided with the rope wheel and the ratchet locking mechanism, the penetrated steel wire rope is wound on the rope wheel, the winding of the steel wire rope on the rope wheel is realized through the crank, and the lifting of the inner lifting rod is realized. The rope sheave sets up ratchet locking mechanism, when the lifter reaches the lifting height, closes the ratchet pawl, reaches the purpose of auto-lock, prevents to drill the in-process gliding. The pin shaft and the rope wheel are assembled in a tight fit mode, and the ratchet wheel is fixed with the rope wheel through an M8 bolt. The crank is welded with the end of the pin shaft after being assembled. The left and right fixing seats are welded with the base in an all-welded mode, and the end face of the welded fixing seat is perpendicular to the square steel.

The outer lifting square tube is connected with the bottom fixing seat in a welded mode, and the end face of the welding rear fixing seat is perpendicular to the square steel. The lifting steel wire rope is respectively connected with the rope wheel and the sliding block through the compression screws and is tightly pressed and connected. The pawl rotating shaft sleeve is connected with the bottom fixing seat in a welding mode, and the pawl is guaranteed to rotate flexibly after welding.

The percussion drill support mainly comprises four baffles, and plays a role in supporting and stabilizing the percussion drill.

The lifting rod mainly comprises an inner lifting pipe and an outer lifting square pipe, and the outer lifting square pipe is hollow square steel with the thickness of 40mm to 40 mm; the inner lifting pipe is a phi 32 galvanized steel pipe, and a 35mm square sliding block is welded at the lower part of the inner lifting pipe, so that the rotation of the inner lifting pipe in the lifting process and the drilling process is prevented.

The rope pulley and the ratchet mechanism comprise a rope pulley and a ratchet locking structure, the middle upper part of the outer lifting rod is provided with the rope pulley and the ratchet locking structure, a sliding block is connected with a steel wire rope with the diameter of 3mm, and the steel wire rope penetrates out of the rope pulley of the outer lifting rod. The steel wire rope that wears out twines on the rope sheave, realizes the winding of steel wire rope on the rope sheave through the crank, realizes the rising and falling of interior lifter. The rope sheave sets up ratchet locking mechanism, when the lifter reaches the lifting height, closes the ratchet jack catch, reaches the purpose of auto-lock, prevents to drill the in-process gliding.

The lifting crank is connected with the rope wheel and the ratchet mechanism through a shaft and a split pin, the crank is welded with the end of the pin shaft after being assembled, and the winding of the steel wire rope on the rope wheel is realized through the crank.

The self-locking lifting frame mainly comprises a percussion drill support, a lifting rod, a rope pulley and a ratchet mechanism. The percussion drill support mainly functions in supporting and stabilizing the percussion drill, and the percussion drill support is connected with the lifting rod. The lifter divide into interior fall way, outer lift side pipe, and interior fall way lower part welding square slider prevents that the interior fall way of lift process and drilling process from rotating. The sliding block is connected with a steel wire rope which penetrates out of the rope wheel of the outer lifting square tube. The middle-upper part of the outer lifting square pipe is provided with a rope wheel and a ratchet wheel locking mechanism, a penetrated steel wire rope is wound on the rope wheel, one end of the steel wire rope can be fixed on the rope wheel, the winding of the steel wire rope on the rope wheel is realized through a crank, a sliding block is lifted, and the lifting of the inner lifting pipe is realized. The rope sheave sets up ratchet locking mechanism, when the lifter reaches the lifting height, closes the ratchet jack catch, reaches the purpose of auto-lock, prevents to drill the in-process gliding.

Examples

The self-locking lifting frame mainly comprises a percussion drill support, a lifting rod, a rope pulley and a ratchet mechanism.

(1) Percussion drill holder

The percussion drill support mainly comprises four baffles, and plays a role in supporting and stabilizing the percussion drill.

(2) Lifting rod

The lifting rod is divided into an inner lifting pipe and an outer lifting square pipe, and the outer lifting square pipe is hollow square steel with the thickness of 40mm to 40 mm; the inner lifting pipe is a phi 32 galvanized steel pipe, and a 35mm square sliding block is welded at the lower part of the inner lifting pipe to prevent the rotation of a lifting rod in the lifting process and the drilling process. The sliding block is connected with a steel wire rope with the diameter of 3mm, and the steel wire rope penetrates out of the rope wheel of the outer lifting rod.

(3) Rope wheel and ratchet mechanism

The middle upper part of the outer lifting rod is provided with a rope wheel and a ratchet wheel locking mechanism, a penetrated steel wire rope is wound on the rope wheel, the winding of the steel wire rope on the rope wheel is realized through a crank, and the rising and falling of the inner lifting rod are realized.

For example, a cable hook is installed on a horizontal roadway, the upper screw and the lower screw of the cable hook are fixed, and the distance between the upper screw and the lower screw is 800 mm. A self-locking lifting frame is placed at the initial position for installing the cable hook, the height is adjusted through a crank, the rope wheel is locked through a ratchet wheel locking mechanism, and a lower pre-buried hole is drilled. After the lower hole is drilled, the ratchet wheel is opened, the crank is operated, the steel wire rope is wound, the inner lifting rod rises by 800mm (a ruler is drawn on the inner lifting rod and can be directly read), the ratchet wheel is locked, and the upper bolt pre-buried hole is drilled. And after the upper hole and the lower hole are punched, moving the position, and punching a group of holes until the punching is finished.

Claims (7)

1. The utility model provides a laborsaving from locking-type instrument crane, includes outer lift side pipe (3), characterized by: the outer lifting square tube (3) is fixedly provided with a pin shaft (12), the pin shaft (12) is sleeved with a ratchet mechanism (4) and a rope wheel (11), one end of the pin shaft (12) is fixedly provided with a crank (14), a pawl (15) matched and fixed with the ratchet mechanism (4) is further fixedly installed on a fixing seat (16), the outer lifting square tube (3) is hollow, a square sliding block (17) is fixedly arranged at the bottom of the inner lifting tube (2) of an inner lifting tube (2) inside the outer lifting square tube, a steel wire rope (10) is fixedly connected onto the square sliding block (17), a hole is formed in the position of the rope wheel (11) of the outer lifting square tube (3), the other end of the steel wire rope (10) is connected with the rope wheel (11), and a drill support (1) is arranged at.

2. The labor-saving self-locking tool lifting frame according to claim 1, which is characterized in that: the middle part of outer lift side pipe (3) be provided with end fixing base (16), be provided with left fixing base (7) and right fixing base (13) on its end fixing base (16), install round pin axle (12) between left fixing base (7) and right fixing base (13), the cover has ratchet (4) and rope sheave (11) on round pin axle (12) between left fixing base (7) and right fixing base (13).

3. The labor-saving self-locking tool lifting frame according to claim 1, which is characterized in that: the bottom welding of interior fall way (2) have square slider (17), square slider (17) is the parallel slip at the motion mode of outer lift side pipe (3).

4. The labor-saving self-locking tool lifting frame according to claim 2, which is characterized in that: the bottom fixing seat (16) is connected with the outer lifting square tube (3) in a welding manner.

5. The labor-saving self-locking tool lifting frame according to claim 1, which is characterized in that: the drill support (1) is a flat plate, four baffles are vertically arranged on the periphery of the flat plate, three baffles are consistent in height, and the other baffle is shorter than the other three baffles.

6. The labor-saving self-locking tool lifting frame according to claim 1, which is characterized in that: the bottom welding of outer lift side pipe (3) have base (9).

7. The labor-saving self-locking tool lifting frame according to claim 1, which is characterized in that: the ratchet mechanism (4) and the rope wheel (11) are fixedly installed through a fixing bolt, and the pawl (15) is welded on the bottom fixing seat through a pawl rotating shaft sleeve.