CN212914273U

CN212914273U - Safety device of racking platform of drilling tower

Info

Publication number: CN212914273U
Application number: CN202021111967.4U
Authority: CN
Inventors: 刘晓阳; 牛忠山; 黄江; 黄强; 杨义霞
Original assignee: Zhongdizhuang Zhangjiakou Prospecting Machinery Co ltd
Current assignee: Zhongdizhuang Zhangjiakou Prospecting Machinery Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-04-09
Anticipated expiration: 2030-06-16

Abstract

The utility model discloses a safety device of rig racking platform, including installing the chassis in the tower upper end and fixing the bracing piece in the chassis upper end, the upper end of bracing piece is rotated and is connected with a rotatory section of thick bamboo, and the upwards vertical fixation of circumference of a rotatory section of thick bamboo has the horizontal pole, the other end of horizontal pole has cup jointed the extension section of thick bamboo that can stretch out and draw back, still includes stay cord mechanism and telescopic machanism. The rope pulling mechanism is fixed at the end part of the lengthening cylinder, and the other end of the rope pulling mechanism can be fixed on a worker body. The fixed workman plays the guard action when dropping from the pylon. The telescopic mechanism is installed between the lengthened cylinder and the supporting rod, the telescopic mechanism can stretch out and fix when the lengthened cylinder moves outwards, and a stable triangle is formed among the telescopic mechanism, the lengthened cylinder, the cross rod and the supporting rod so as to increase the stable support of the rope pulling mechanism. The support is carried out by utilizing the stability of the triangle.

Description

Safety device of racking platform of drilling tower

Technical Field

The utility model relates to a rig racking platform prevents weighing down the field, specifically is a safety device of rig racking platform.

Background

Rig for geological exploration, often need the driller to operate on two layers of operation platforms apart from ground take the altitude, two layers of operation platforms all install safety protection railing all around, and the railing height all is about 1.2m, can play certain guard action, but if when unpredictable external factor interference appears in the operation in-process (if take place the strong wind suddenly, the steel cable fracture, the swift current bores, the vibration, healthy etc.), the driller touches the railing very easily at the in-process of promptly dodging, when appearing insecure condition if railing and two layers of platform are connected, the driller just has the potential safety hazard of falling from two layers of operation platforms. Based on the situation, in order to ensure safe and civilized production, stop potential safety hazards and ensure the life safety of operation on the driller tower, how to prevent workers from falling on the two-layer operation platform is a problem which needs to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safety device of rig racking platform to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a safety device of rig racking platform, is including installing the chassis in the tower upper end and fixing the bracing piece in the chassis upper end, the upper end of bracing piece is rotated and is connected with a rotatory section of thick bamboo, and the circumference of a rotatory section of thick bamboo upward vertical fixation has the horizontal pole, the other end of horizontal pole has cup jointed the extension section of thick bamboo that can stretch out and draw back, still includes stay cord mechanism and telescopic machanism.

The rope pulling mechanism is fixed at the end part of the lengthening cylinder, and the other end of the rope pulling mechanism can be fixed on a worker body. The fixed workman plays the guard action when dropping from the pylon.

The telescopic mechanism is installed between the lengthened cylinder and the supporting rod, the telescopic mechanism can stretch out and fix when the lengthened cylinder moves outwards, and a stable triangle is formed among the telescopic mechanism, the lengthened cylinder, the cross rod and the supporting rod so as to increase the stable support of the rope pulling mechanism. The support is carried out by utilizing the stability of the triangle.

The safety device for the second floor of the drilling tower is characterized in that an anti-drop pull rope is arranged between the end part of the cross rod and the end part of the inner cavity of the extension cylinder, and is used for limiting the extension cylinder to slip off from the cross rod. The excessive drawing of the lengthening cylinder is avoided and the slipping is avoided.

As above safety device of rig racking platform, wherein, preferably, telescopic machanism includes that the cross-section of being connected with the bracing piece is square telescopic link, and the telescopic link is located the downside of horizontal pole, the telescopic section of thick bamboo that can stretch out and draw back has been cup jointed to the other end of telescopic link, and the other end of telescopic section of thick bamboo is connected with the lower extreme of extension section of thick bamboo is articulated, still including setting up the block mechanism on telescopic section of thick bamboo, block mechanism can stretch out the back chucking telescopic link at telescopic section of thick bamboo. Therefore, the telescopic cylinder can be pulled in a single direction to support, and a stable triangle is formed.

The safety device for the second floor platform of the drilling tower comprises a guide cylinder, wherein the cross section of the guide cylinder is square, a matched stop block which can penetrate into a telescopic cylinder is inserted in the guide cylinder, the stop block is connected with the bottom of an inner cavity of the guide cylinder through an elastic component, clamping grooves corresponding to the stop block are formed in the telescopic cylinder at equal intervals, the end face of the stop block, which points to the telescopic rod, and the end face of one end of the stop block, which is drawn out along the telescopic cylinder, are in arc transition to form an inclined face, the inclined face can extrude the clamping grooves to retract the guide cylinder to slide into the next clamping groove when the telescopic cylinder is drawn out, and the safety device further comprises a pulling mechanism which pulls the stop block into the guide cylinder after the stop block is pulled, and the stop block is pulled through the pulling mechanism to facilitate the retraction of the telescopic. When the pulling mechanism is pulled, a pulling force is given to the stop block to drive the stop block to extrude the elastic component and retract the guide cylinder, so that the telescopic cylinder can be retracted.

The safety device for a racking platform of a derrick as described above, wherein the elastic member is preferably a spring. The spring has high strength, good toughness and long service life, and the stop block is clamped into the clamping groove under the action of the spring.

The safety device for the racking platform of the derrick as described above, wherein preferably, the pulling mechanism comprises a pull back rope, and the pull back rope is fixed at one end of the stop block away from the telescopic rod, and the pull back rope sequentially penetrates through the spring and the bottom of the guide cylinder outwards. The tail end of the pull-back rope can be fixed on a worker, and when the worker pulls the pull-back rope, the stop block retracts into the guide cylinder, so that the lengthened cylinder can be pulled back.

In the above safety device for the racking platform of the derrick, it is preferable that a pulling ring for facilitating the application of force is fixed to a distal end of the pulling-back line. The pull ring is convenient for applying force.

The safety device for the racking platform of the drilling tower as described above, wherein preferably, the rope pulling mechanism comprises a safety rope fixed at the end of the extension tube. The tail end of the safety rope is fixed on the body of a worker.

The safety device for the second floor of the drilling tower is characterized in that a safety buckle convenient to fix is preferably fixed at the tail end of the safety rope. The safety buckle is conveniently hung on a safety belt of a worker, and the connection is convenient.

The safety device for the racking platform of the drilling tower as described above, wherein preferably the chassis is fixed to the tower by bolts. The installation is convenient, also convenient to detach.

For the background art, the safety device of rig racking platform that this application provided:

1. when the safety device works, a worker hangs the safety buckle on the body, the other end of the safety rope is fixed on the lengthening cylinder, so that the safety rope plays a safety role to avoid falling once a slight accident occurs, the lengthening cylinder is arranged above the head of the worker and can rotate around the supporting rod, and therefore the length of the safety rope is smaller, and once an accident occurs, the falling distance of the worker is small, the worker is not easy to collide with a tower, and the injury is reduced;

2. when a telescopic cylinder is pulled, the stop block is clamped into the next clamping groove to realize fixation, a stable triangle is formed between the telescopic cylinder, the telescopic rod, the lengthened cylinder and the supporting rod, the transverse rod after lengthening is supported, the stability is ensured, the transverse rod is prevented from being stretched out too long and broken, the telescopic cylinder is safer, when the lengthened cylinder is recovered, the pull ring is pulled, the stop block is pulled by the pull rope, the guide cylinder is retracted, then the lengthened cylinder is pulled backwards, the contraction can be realized, and the telescopic cylinder is more convenient to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1;

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

fig. 4 is a horizontal bottom view of the telescopic tube and the telescopic rod of the present invention.

In the figure: 1. a chassis; 11. a support bar; 12. a rotary drum; 13. a cross bar; 14. lengthening the barrel; 15. an anti-drop pull rope; 16. a safety cord; 17. a safety buckle; 2. a telescopic rod; 21. a telescopic cylinder; 22. a guide cylinder; 23. a stopper block; 24. a card slot; 25. a spring; 26. pulling back the rope; 27. and (4) a pull ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution of a safety device for a racking platform of a derrick: the utility model provides a safety device of rig racking platform, is including installing chassis 1 in the tower top and fixing the bracing piece 11 in chassis 1 upper end, and the upper end of bracing piece 11 is rotated and is connected with a rotatory section of thick bamboo 12, and the upwards vertical fixation of circumference of a rotatory section of thick bamboo 12 has a horizontal pole 13, and the other end of horizontal pole 13 has cup jointed the extension section of thick bamboo 14 that can stretch out and draw back, still includes stay cord mechanism and telescopic machanism. An anti-slip pull rope 15 is arranged between the end part of the cross rod 13 and the end part of the inner cavity of the lengthening cylinder 14 and is used for limiting the lengthening cylinder 14 to slip off from the cross rod 13 and avoiding the lengthening cylinder 14 from slipping off due to excessive drawing.

The rope pulling mechanism is fixed to the end of the extension cylinder 14, and the other end of the rope pulling mechanism can be fixed to the worker. The fixed workman plays the guard action when dropping from the pylon. The rope pulling mechanism comprises a safety rope 16 fixed at the end part of the lengthening cylinder 14, and the tail end of the safety rope 16 is fixed on the body of a worker. And a safety buckle 17 convenient for fixing is fixed at the tail end of the safety rope 16. The safety buckle 17 is conveniently hung on a safety belt of a worker, and is convenient to connect. The chassis 1 is fixed on the tower platform through bolts, and is convenient to install and disassemble.

The telescopic mechanism is installed between the lengthening cylinder 14 and the supporting rod 11, the telescopic mechanism can stretch out and fix when the lengthening cylinder 14 moves outwards, and a stable triangle is formed among the telescopic mechanism, the lengthening cylinder 14, the cross rod 13 and the supporting rod 11 so as to increase the stable support of the rope pulling mechanism, so that the triangular stability is utilized to support. Telescopic machanism includes that the cross-section of being connected with bracing piece 11 is square telescopic link 2, and telescopic link 2 is located the downside of horizontal pole 13, and telescopic cylinder 21 that can stretch out and draw back has been cup jointed to telescopic link 2's the other end, and telescopic cylinder 21's the other end is connected with the lower extreme of extension section of thick bamboo 14 is articulated, still including setting up the block mechanism on telescopic cylinder 21, block mechanism can stretch out back chucking telescopic link 2 at telescopic cylinder 21. Thus, the telescopic cylinder 21 can be pulled in one direction to support, and a stable triangle is formed. The clamping mechanism comprises a guide cylinder 22 fixed on the lower side of the guide cylinder 22 and provided with a square cross section, a stop block 23 which is matched with the guide cylinder 22 and can penetrate into the telescopic cylinder 21 is inserted in the guide cylinder 22, the stop block 23 is connected with the bottom of an inner cavity of the guide cylinder 22 through an elastic component, clamping grooves 24 corresponding to the stop block 23 are formed in the telescopic rod 2 at equal intervals, the end face of the stop block 23, pointing to the telescopic rod 2, and the end face of one end of the telescopic cylinder 21 in a drawing mode are in arc transition to form an inclined face, the inclined face can extrude the clamping grooves 24 to receive the guide cylinder 22 to slide into the next clamping groove 24 when the telescopic cylinder 21 is drawn out, the clamping mechanism further comprises a pulling mechanism which pulls the stop block 23 to be received into the guide cylinder 22, and the stop block 23. When the pulling mechanism is pulled, a pulling force is applied to the stop block 23, so that the stop block 23 is pushed against the elastic component to retract the guide cylinder 22, and the telescopic cylinder 21 can be retracted. The elastic component is a spring 25, the spring 25 is high in strength, good in toughness and long in service life, and the stop block 23 is clamped into the clamping groove 24 under the action of the spring 25. The pulling mechanism comprises a pulling rope 26, the pulling rope 26 is fixed at one end of the stop block 23 far away from the telescopic rod 2, and the pulling rope 26 penetrates through the spring 25 and the bottom of the guide cylinder 22 outwards in sequence. The end of the retraction cord 26 may be secured to the worker and when pulled by the worker, the stop 23 retracts into the guide cylinder 22 and the extension cylinder 14 may be retracted. The pull ring 27 is fixed at the end of the pull-back rope 26, and the force can be conveniently applied through the pull ring 27.

The working principle is as follows: the during operation workman hangs safety button 17 on one's body, and the other end of safety rope 16 is fixed on an extension section of thick bamboo 14, and in case there is accident slightly like this, safety rope 16 plays the safety action, avoids falling, and an extension section of thick bamboo 14 can rotate round bracing piece 11 in workman's head top simultaneously, and like this, the length of safety rope 16 is just smaller, and in case the emergence accident, the distance that the workman falls is little, is difficult to reduce the injury with the tower striking. When a telescopic cylinder 21 is pulled, the stop block 23 is clamped into the next clamping groove 24, fixing is achieved, the telescopic cylinder 21, the telescopic rod 2, the lengthened cylinder 14 and the support rod 11 form a stable triangle, the lengthened cross rod 13 is supported, stability is guaranteed, the cross rod 13 is prevented from being too long and being broken, and the telescopic cylinder is safer.

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

1. The utility model provides a safety device of rig racking platform, its characterized in that, is including installing chassis (1) in the tower upper end and fixing bracing piece (11) in chassis (1) upper end, the upper end of bracing piece (11) is rotated and is connected with rotatory section of thick bamboo (12), and the circumference of rotatory section of thick bamboo (12) upward vertical fixation has horizontal pole (13), the other end of horizontal pole (13) has cup jointed extension section of thick bamboo (14) that can stretch out and draw back, still includes:

the rope pulling mechanism is fixed at the end part of the lengthening cylinder (14), and the other end of the rope pulling mechanism can be fixed on the body of a worker;

the telescopic mechanism is installed between the lengthened cylinder (14) and the supporting rod (11), the telescopic mechanism can stretch out and be fixed when the lengthened cylinder (14) moves outwards, and a stable triangle is formed among the telescopic mechanism, the lengthened cylinder (14), the cross rod (13) and the supporting rod (11) so as to increase the stable support of the rope pulling mechanism.

2. A safety device for a racking platform according to claim 1, wherein: an anti-drop pull rope (15) is arranged between the end part of the cross rod (13) and the end part of the inner cavity of the lengthening cylinder (14) and is used for limiting the lengthening cylinder (14) from slipping off from the cross rod (13).

3. A safety device for a racking platform according to claim 2, wherein: telescopic machanism includes that the cross-section of being connected with bracing piece (11) are square telescopic link (2), and telescopic link (2) are located the downside of horizontal pole (13), telescopic cylinder (21) that can stretch out and draw back has been cup jointed to the other end of telescopic link (2), and the other end of telescopic cylinder (21) is connected with the lower extreme of extension section of thick bamboo (14) is articulated, still including setting up the block mechanism on telescopic cylinder (21), block mechanism can stretch out back chucking telescopic link (2) in telescopic cylinder (21).

4. A safety device for a racking platform according to claim 3, wherein: the clamping mechanism comprises a guide cylinder (22) which is fixed on the lower side of the guide cylinder (22) and has a square cross section, a stop block (23) which is matched with the guide cylinder (22) and can be deeply inserted into the telescopic cylinder (21) is inserted in the guide cylinder, the stop block (23) is connected with the bottom of the inner cavity of the guide cylinder (22) through an elastic component, and the telescopic rod (2) is provided with clamping grooves (24) corresponding to the stop blocks (23) at equal intervals, the stop block (23) is in arc transition to an inclined surface between the end surface pointing to the telescopic rod (2) and the end surface along the extraction end of the telescopic cylinder (21), and when the telescopic cylinder (21) is drawn out, the inclined surface can extrude the clamping groove (24) to retract into the guide cylinder (22) to slide into the next clamping groove (24), and the telescopic cylinder further comprises a pulling mechanism which pulls the stop block (23) to retract into the guide cylinder (22), the stop block (23) is pulled by a pulling mechanism to facilitate the recovery of the telescopic cylinder (21).

5. The safety device of the racking platform of claim 4, wherein: the elastic component is a spring (25).

6. The safety device of a racking platform of claim 5, wherein: the pulling mechanism comprises a pull back rope (26), the pull back rope (26) is fixed at one end, away from the telescopic rod (2), of the stop block (23), and the pull back rope (26) penetrates through the spring (25) and the bottom of the guide cylinder (22) outwards in sequence.

7. The safety device of a racking platform of claim 6, wherein: and a pull ring (27) which is convenient for force application is fixed at the tail end of the pull-back rope (26).

8. The safety device of a racking platform of claim 7, wherein: the rope pulling mechanism comprises a safety rope (16) fixed at the end part of the lengthening cylinder (14).

9. A safety device for a racking platform according to claim 8, wherein: the tail end of the safety rope (16) is fixed with a safety buckle (17) convenient to fix.

10. A safety device for a racking platform according to any one of claims 1 to 9, wherein: the chassis (1) is fixed on the tower platform through bolts.