CN210029637U - Falling-proof rod for elevator maintenance - Google Patents

Abstract

The utility model discloses a pole that falls is prevented in elevator maintenance, including shell, adapter sleeve, pivot, first threaded rod the shell internally mounted have the adapter sleeve, adapter sleeve one side is fixed with the pivot, the adapter sleeve opposite side is fixed with first threaded rod, install the third stopper in the pivot, the pivot is kept away from first adjust knob is installed to the one end of adapter sleeve, first threaded rod is kept away from the shaft coupling is installed to the one end of adapter sleeve, the shaft coupling is kept away from one side of first threaded rod is fixed with the second threaded rod. The utility model discloses a set up second slide bar and movable plate, can all fix around the device with controlling for the skew can not take place for the device, very big assurance maintenance personal's life safety, through setting up the slipmat, further improved the frictional force between device and the elevator door frame, thereby further improved the stability of device in the course of the work.

Description

Falling-proof rod for elevator maintenance

Technical Field

The utility model belongs to the technical field of prevent weighing down pole technique and specifically relates to an elevator maintenance prevents weighing down pole.

Background

An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. There are also steps, where the tread plates are mounted on a track for continuous operation, commonly known as escalators or moving walkways. A fixed elevator apparatus serving a predetermined floor. The size and the structural form of the car are convenient for passengers to access or load and unload goods. It is customary to use elevators as a generic term for vertical transport means in buildings, irrespective of their drive mode.

When a maintenance worker maintains the car type elevator, the maintenance worker is often difficult to find a proper position to conveniently tie up the safety rope, so that great potential safety hazards exist, great harm is caused to the life safety of the maintenance worker, and the elevator maintenance falling prevention rod needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an elevator maintenance prevents weighing down pole to the maintenance workman who provides in solving above-mentioned background often is difficult to find a suitable position and conveniently ties up the safety rope when maintaining car elevator, can have very big potential safety hazard like this, causes the problem of very big harm for maintenance workman's life safety.

In order to achieve the above object, the utility model provides a following technical scheme:

an elevator maintenance anti-falling rod comprises a shell, a connecting sleeve, a rotating shaft, a first threaded rod, wherein the connecting sleeve is arranged in the shell, the rotating shaft is fixed on one side of the connecting sleeve, the first threaded rod is fixed on the other side of the connecting sleeve, a third limiting block is arranged on the rotating shaft, a first adjusting knob is arranged at one end, away from the connecting sleeve, of the rotating shaft, a coupler is arranged at one end, away from the connecting sleeve, of the first threaded rod, a second threaded rod is fixed on one side, away from the first threaded rod, of the coupler, a shaft groove is formed in one end, away from the coupler, of the second threaded rod, the shaft groove comprises an outer ring and an inner ring, the inner ring is arranged on the inner side of the outer ring, a first sliding rod is arranged above the shaft groove, moving blocks are arranged on the first threaded rod and the second, the novel anti-skid device is characterized in that a movable plate is arranged on the second slide bar, an anti-skid pad is installed below the movable plate, a third threaded rod is installed on one side of the second slide bar, a first limiting block is fixed to the upper end of the third threaded rod, a second adjusting knob is installed at the lower end of the third threaded rod, a fixed plate is installed below the first limiting block, a second limiting block is arranged below the fixed plate, a mounting plate is fixed to the front portion of the shell, and a through hole is formed in the mounting plate.

Furthermore, the third limiting block is welded with the rotating shaft, and the first adjusting knob is welded with the rotating shaft.

Further, the second threaded rod is connected with the shaft groove in a rotating mode, the shaft groove is welded with the shell, the outer ring is made of hard alloy, and the inner ring is made of martensitic stainless steel.

Further, the first sliding rod is welded with the shell, the second sliding rod is welded with the moving block, and the thread directions of the first threaded rod and the second threaded rod are opposite.

Further, the moving plate is bonded with the non-slip mat, and the non-slip mat is made of natural rubber.

Further, the first limiting block and the second limiting block are welded with the third threaded rod, and the second adjusting knob is welded with the third threaded rod.

Further, the fixed plate is welded with the second slide bar, the mounting plate is welded with the shell, and the mounting plate is made of hard alloy.

The utility model provides a technical scheme can include following beneficial effect:

1. when the device is used, the device is horizontally placed, the shell is positioned in front of an elevator door frame, the movable plate is positioned behind the elevator door frame, the first adjusting knob is positively rotated and drives the first threaded rod and the second threaded rod to rotate through the rotating shaft, the first threaded rod and the second threaded rod are opposite in thread direction, so that the two movable blocks are gradually far away, when the two second sliding rods contact with the two sides of the door frame, the first adjusting knob stops rotating, the left and right directions of the device are fixed, then the second adjusting knob is positively rotated and drives the third threaded rod to rotate, the third threaded rod drives the movable plate to approach to the shell direction, so that the elevator door frame is clamped, the front and back fixing of the device is completed, a maintenance worker fixes the safety rope on the mounting plate after the fixing is completed, the maintenance work can be carried out, and through the arrangement of the second sliding rods and the movable plate, the device can be fixed in the front and back direction and the left and right direction, so that the device cannot deviate, and the life safety of maintenance personnel is greatly ensured;

2. through setting up the slipmat, further improved the frictional force between device and the elevator door frame to further improved the stability of device in the course of the work.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of an elevator maintenance falling-prevention rod according to the present invention;

fig. 2 is a front view of an elevator maintenance falling prevention rod according to the present invention;

fig. 3 is a schematic view of the internal structure of an elevator maintenance falling-prevention rod according to the present invention;

fig. 4 is the utility model discloses an enlarged structure schematic diagram of shaft slot in elevator maintenance anti-falling rod.

In the figure: 1. a housing; 2. a rotating shaft; 3. a first adjustment knob; 4. a second slide bar; 5. moving the plate; 6. a non-slip mat; 7. a fixing plate; 8. a first stopper; 9. a second limiting block; 10. a third threaded rod; 11. a second adjustment knob; 12. a third limiting block; 13. connecting sleeves; 14. a first threaded rod; 15. a coupling; 16. a second threaded rod; 17. a shaft groove; 1701. an outer ring; 1702. an inner ring; 18. a moving block; 19. mounting a plate; 20. a through hole; 21. a first slide bar.

Detailed Description

Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 1 to 4, the embodiment provides an elevator maintenance anti-falling rod, which includes a housing 1, a connecting sleeve 13, a rotating shaft 2, a first threaded rod 14, a connecting sleeve 13 installed inside the housing 1, the connecting sleeve 13 for connecting the rotating shaft 2 and the first threaded rod 14, the rotating shaft 2 fixed on one side of the connecting sleeve 13, the first threaded rod 14 fixed on the other side of the connecting sleeve 13, the moving block 18 driven by the first threaded rod 14, a third limiting block 12 installed on the rotating shaft 2, a first adjusting knob 3 installed on one end of the rotating shaft 2 far from the connecting sleeve 13, the rotating shaft 2 driven by the first adjusting knob 3 to rotate, a coupler 15 installed on one end of the first threaded rod 14 far from the connecting sleeve 13, the coupler 15 for connecting the first threaded rod 14 and a second threaded rod 16, a second threaded rod 16 fixed on one side of the coupler 15 far from the first threaded rod 14, the second threaded rod 16 for driving the, a shaft groove 17 is arranged at one end of the second threaded rod 16 far away from the coupler 15, the shaft groove 17 is used for supporting the second threaded rod 16, the shaft groove 17 comprises an outer ring 1701 and an inner ring 1702, the inner ring 1702 is arranged on the inner side of the outer ring 1701, a first slide bar 21 is arranged above the shaft groove 17, the first slide bar 21 is used for guiding and limiting a movable block 18, the movable block 18 is arranged on each of the first threaded rod 14 and the second threaded rod 16, the movable block 18 is used for fixing the second slide bar 4, the second slide bar 4 is fixed above the movable block 18, the second slide bar 4 is used for guiding and limiting the movable plate 5, the movable plate 5 is arranged on the second slide bar 4, the movable plate 5 is used for clamping and fixing an elevator door frame, an anti-skid pad 6 is arranged below the movable plate 5, the anti-skid pad 6 is used for improving the friction force between the movable plate 5 and the elevator door frame, second adjust knob 11 is installed to third threaded rod 10 lower extreme, and second adjust knob 11 is used for driving third threaded rod 10 and rotates, and fixed plate 7 is installed to 8 below of first stopper, and fixed plate 7 below is provided with second stopper 9, and 1 front portion of shell is fixed with mounting panel 19, is provided with through-hole 20 on the mounting panel 19, and through-hole 20 passes through for the safety rope.

The third limiting block 12 is welded with the rotating shaft 2, the first adjusting knob 3 is welded with the rotating shaft 2, the second threaded rod 16 is rotatably connected with the shaft groove 17, the shaft groove 17 is welded with the shell 1, the outer ring 1701 is made of hard alloy, the inner ring 1702 is made of martensitic stainless steel, the first sliding rod 21 is welded with the shell 1, the second sliding rod 4 is welded with the moving block 18, the thread directions of the first threaded rod 14 and the second threaded rod 16 are opposite, the moving plate 5 is bonded with the anti-slip pad 6, the anti-slip pad 6 is made of natural rubber, the first limiting block 8, the second limiting block 9 and the third threaded rod 10 are welded, the second adjusting knob 11 is welded with the third threaded rod 10, the fixing plate 7 is welded with the second sliding rod 4, the mounting plate 19 is welded with the shell 1, and the mounting plate 19 is.

The utility model discloses a theory of operation and use flow: when the device is used, the device is horizontally placed, the shell 1 is positioned in front of an elevator door frame, the moving plate 5 is positioned behind the elevator door frame, the first adjusting knob 3 is positively rotated, the first adjusting knob 3 drives the first threaded rod 14 and the second threaded rod 16 to rotate through the rotating shaft 2, the first threaded rod 14 and the second threaded rod 16 have opposite thread directions, so that the two moving blocks 18 are gradually far away, when the two second sliding rods 4 contact two sides of the door frame, the first adjusting knob 3 stops rotating, the left and right directions of the device are fixed, then the second adjusting knob 11 is positively rotated, the second adjusting knob 11 drives the third threaded rod 10 to rotate, the third threaded rod 10 drives the moving plate 5 to approach to the direction of the shell 1, so that the elevator door frame is clamped, the front and back fixing of the device is completed, a maintenance person fixes the safety rope on the mounting plate 19 after the fixing is completed, maintenance operation can be carried out, through setting up second slide bar 4 and movable plate 5, can all fix around and controlling the device for the skew can not take place for the device, very big assurance maintenance personal's life safety through setting up slipmat 6, has further improved the frictional force between device and the elevator door frame, thereby has further improved the stability of device in the course of the work.

The utility model discloses a shell 1, pivot 2, first adjust knob 3, second slide bar 4, movable plate 5, slipmat 6, fixed plate 7, first stopper 8, second stopper 9, third threaded rod 10, second adjust knob 11, third stopper 12, adapter sleeve 13, first threaded rod 14, shaft coupling 15, second threaded rod 16, shaft groove 17, outer loop 1701, inner ring 1702, movable block 18, mounting panel 19, through-hole 20, first slide bar 21 are the parts that general standard or technical personnel in the field know, its structure and principle all can learn through the technical manual or learn through conventional experimental method for this technical personnel.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims (5)

1. The utility model provides a pole is prevented weighing down in elevator maintenance which characterized in that: the connecting sleeve is arranged in the shell, the rotating shaft is fixed on one side of the connecting sleeve, the first threaded rod is fixed on the other side of the connecting sleeve, a third limiting block is arranged on the rotating shaft, a first adjusting knob is arranged at one end, far away from the connecting sleeve, of the rotating shaft, a coupler is arranged at one end, far away from the connecting sleeve, of the first threaded rod, a second threaded rod is fixed on one side, far away from the first threaded rod, of the coupler, an axial groove is formed in one end, far away from the coupler, of the second threaded rod, the axial groove comprises an outer ring and an inner ring, the inner ring is arranged on the inner side of the outer ring, a first slide bar is arranged above the axial groove, moving blocks are arranged on the first threaded rod and the second threaded rod, and a second slide bar is fixed above the moving, the novel anti-skid device is characterized in that a movable plate is arranged on the second slide bar, an anti-skid pad is installed below the movable plate, a third threaded rod is installed on one side of the second slide bar, a first limiting block is fixed to the upper end of the third threaded rod, a second adjusting knob is installed at the lower end of the third threaded rod, a fixed plate is installed below the first limiting block, a second limiting block is arranged below the fixed plate, a mounting plate is fixed to the front portion of the shell, and a through hole is formed in the mounting plate.

2. The elevator maintenance crash bar of claim 1, wherein: the third limiting block is welded with the rotating shaft, and the first adjusting knob is welded with the rotating shaft.

3. The elevator maintenance crash bar of claim 1, wherein: the second threaded rod is connected with the shaft groove in a rotating mode, the shaft groove is welded to the shell, the outer ring is made of hard alloy, and the inner ring is made of martensitic stainless steel.

4. The elevator maintenance crash bar of claim 1, wherein: the first sliding rod is welded with the shell, the second sliding rod is welded with the moving block, and the thread directions of the first threaded rod and the second threaded rod are opposite.

5. The elevator maintenance crash bar of claim 1, wherein: the movable plate is bonded with the non-slip mat, and the non-slip mat is made of natural rubber.

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