CN220714586U

CN220714586U - Emergency descending escape device for derrick

Info

Publication number: CN220714586U
Application number: CN202322246381.9U
Authority: CN
Inventors: 刘昌全; 张丽娟
Original assignee: Zhuhai Jingchu Petroleum Technology Development Co ltd
Current assignee: Zhuhai Jingchu Petroleum Technology Development Co ltd
Priority date: 2023-08-21
Filing date: 2023-08-21
Publication date: 2024-04-05
Anticipated expiration: 2033-08-21

Abstract

The utility model relates to the technical field of escape devices, in particular to an emergency descent escape device for a derrick, which comprises a steel rope body, wherein a protection and anti-slip mechanism is arranged on the surface of a handrail, an anti-loosening mechanism is arranged on the surface of a mounting hook and a rotating rod, and a speed adjusting mechanism is arranged on the surfaces of the steel rope body and a sliding sleeve. The utility model not only ensures that the installation hook is more stable when the escape device is used and the installation hook is installed, avoids the phenomenon that the installation hook falls off from the installation position in the use process of the escape device, improves the safety of the escape device when in use, ensures that the escape device can better meet the use requirement of a user when in use, simultaneously ensures that the escape device is safer and more convenient to use, and ensures that the escape device can protect the hands of the user when in use and avoids the phenomenon that the hands of the user are injured or slide.

Description

Emergency descending escape device for derrick

Technical Field

The utility model relates to the technical field of escape devices, in particular to a derrick emergency descent escape device.

Background

At present, when oil field drilling operation in petroleum industry is needed, workers need to climb a derrick racking platform to carry out operations such as calandria, if emergent dangerous situations such as blowout, fire or strong wind occur, when the vertical climbing ladder cannot be utilized for escape, personal injury can be caused to the workers if the workers cannot escape timely, serious accidents are caused, in oil field drilling production, a high-risk area is formed around a ring derrick, and escape devices are arranged on a derrick platform to prevent dangerous situations.

Firstly, the escape device has higher requirement on stability when the installation hook is installed when in use, the installation hook of the existing escape device is usually not firm enough when in installation, and looseness is easy to occur, so that the phenomenon that the installation hook falls off from the installation position in the use process of the escape device is easy to occur, and the use safety of the escape device is reduced; secondly, the escape device needs to adjust the descending speed of the sliding sleeve when in use, and the existing escape device is not fast enough to adjust the descending speed of the sliding sleeve, so that the escape device can not meet the use requirement of a user when in use, and meanwhile, the escape device is not safe and convenient to use; again, when the escape device is used, the hands of the user need to be kept in a gripping state, and the existing escape device cannot protect and prevent the hands of the user from slipping, which easily causes the phenomenon of injury or slipping of the hands of the user.

Disclosure of Invention

The utility model aims to provide an emergency descent escape device for a derrick, which aims to solve the problems that in the prior art, when the escape device is used, an installation hook is usually not firm enough and easy to loose, the descent speed of a sliding sleeve is not quickly regulated, and the hand of a user cannot be protected and prevented from skidding.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an emergency descent escape device of derrick, includes the cable rope body, one side of cable rope body is provided with the derrick body, the cable rope body is fixed with the surface of derrick body mutually, the tripod of the stability of reinforcing derrick body is all installed to the surface of derrick body bottom position department, the surface mounting of derrick body has the mount, the surface of mount is provided with rolling roller, the surface winding of rolling roller has the safety rope, rolling roller and the surface mutually rotate the cooperation of mount, the surface of cable rope body is provided with sliding sleeve, sliding sleeve and cable rope body's surface mutually sliding fit, the surface of safety rope is fixed with sliding sleeve's surface mutually, sliding sleeve's surface mounting has the handrail, the installation couple is all installed to sliding sleeve's surface, the surface of installation couple is provided with the dwang, the surface of handrail is provided with protection anti-loosening mechanism, protection anti-loosening mechanism's inside contains silica gel pad, rubber circle, sticky layer, protection circle and protection circle, installation and dwang's surface are provided with anti-loosening mechanism, sliding mechanism and cable rope body surface, speed adjusting mechanism and sliding plate constitute speed adjusting mechanism and sliding plate.

Preferably, the surface mounting of mount has motor body, motor body's output runs through the mount and is fixed mutually with the surface of rolling roller, the dwang is mutually rotated with the surface of installation couple, one side of cable rope body is provided with the mounting bracket, the surface of mounting bracket top position department is provided with the coupling hook, the coupling hook is mutually rotated with the surface of mounting bracket, the coupling hook is laminated mutually with the surface of cable rope body.

Preferably, the speed adjusting part is arranged on the surface of the steel rope body and the inner wall of the sliding sleeve, the speed adjusting part is composed of an arc clamping piece, an adjusting rod and a compression spring, an adjusting plate is arranged in the sliding sleeve, a friction pad used for adjusting the speed of the sliding sleeve is adhered to the inner wall of the adjusting plate, the surface of the friction pad is attached to the surface of the steel rope body, the adjusting rod is arranged on the surface of the sliding sleeve, one end of the adjusting rod penetrates through the sliding sleeve and extends to the inside of the sliding sleeve, and one end of the adjusting rod is fixed with the surface of the adjusting plate.

Preferably, the surface of adjusting the pole is provided with arc type fastener, equidistant constant head tank has all been seted up to sliding sleeve's inner wall, and constant head tank and the mutual joint cooperation of arc type fastener's surface, sticiss spring is all installed on arc type fastener's surface, sticiss spring's one end and the inner wall of adjusting the pole are fixed mutually.

Preferably, the surface cover of handrail is equipped with the guard ring, the surface cover of guard ring has the silica gel pad, the surface of silica gel pad is bonded with the surface of guard ring mutually, the surface of silica gel pad is provided with glues the sticky layer, glue the sticky layer and keep away from the surface of silica gel pad of guard ring one side mutually.

Preferably, the surface of the adhesive layer is adhered with a rubber ring, the rubber ring is adhered with the surface of the adhesive layer far away from one side of the silica gel pad, the surface of the rubber ring is wrapped with a protection ring, and the inner wall of the protection ring is adhered with the surface of the rubber ring far away from one side of the adhesive layer.

Preferably, the anti-loosening part is arranged on the surface of the installation hook and the rotating rod, the anti-loosening part is composed of a first magnet and a second magnet, the first magnet is installed on the inner wall of the installation hook, the second magnet is installed on the inner wall of the rotating rod, and the second magnet is in magnetic attraction fit with the surface of the first magnet.

Preferably, the surface mounting of dwang has the connecting plate, the surface of connecting plate is laminated mutually with the inner wall of installation couple, the surface mounting of connecting plate has the fixture block, the recess has been seted up to the inner wall of installation couple, and the mutual joint cooperation of the surface of recess and fixture block.

Compared with the prior art, the utility model has the beneficial effects that: the derrick emergency descending escape device not only ensures that the installation hook is more stable when the escape device is used and the phenomenon that the installation hook falls off from the installation position in the use process of the escape device is avoided, and improves the safety of the escape device when in use, so that the use requirement of a user can be met when the escape device is used, and meanwhile, the escape device is safer and more convenient to use, and the escape device can protect the hands of the user when in use, and avoid the phenomenon that the hands of the user are injured or slide;

1. through being provided with locking mechanism, the user loosens the dwang for the dwang drives the second magnetite and moves to laminating mutually with the surface of first magnetite, consolidate between installation couple and the dwang under the combined action of first magnetite and second magnetite, at this moment, the dwang drives the connecting plate motion, make the connecting plate drive the fixture block card to the inside of recess, fix the connecting plate with the surface of installation couple under the combined action of fixture block and recess, thereby make the installation couple more firm when the installation is fixed, the function of escape device to installation couple locking anticreep has been realized, thereby make the escape device more firm when installing the couple during the use, the phenomenon that the installation couple drops from the installation in the escape device use has been avoided appearing, the security when escape device uses has been improved;

2. by arranging the speed adjusting mechanism, a user presses the adjusting rod, at the moment, the arc-shaped clamping piece is driven to move under the action of the elasticity of the compression spring, so that the arc-shaped clamping piece moves towards the inner side of the adjusting rod, when the user releases the adjusting rod, the arc-shaped clamping piece is clamped into the corresponding positioning groove, at the moment, the adjusting rod drives the adjusting plate and the friction pad to move, the distance between the adjusting plate and the friction pad is adjusted, when the friction pad moves to be in contact with the surface of the steel rope body, the friction pad can increase the friction force of the sliding sleeve when the sliding sleeve moves on the surface of the steel rope body, the descending speed of the sliding sleeve is slowed down, and when the user pulls the adjusting rod, the adjusting rod drives the adjusting plate and the friction pad to be far away from the surface of the steel rope body, so that the moving speed of the sliding sleeve on the surface of the steel rope body is faster, the escape device can adjust the descending speed of the sliding sleeve, and therefore the use requirement of the user can be met more, and the escape device is safer and more convenient to use;

3. through being provided with protection antiskid mechanism, make the sense of touch on handrail surface better under the combined action of guard ring surface silica gel pad and rubber circle, make between silica gel pad and the rubber circle sticky more firm under the effect of gluing the layer, difficult fracture appears, make the sense of touch on the surface of guard ring better under the effect of guard ring, and be difficult for appearing sliding with user's hand, can protect antiskid to user's hand, realized escape device and carried out protection antiskid function to user's hand, thereby can protect user's hand when making escape device use, avoid the hand of user to appear reining injury or gliding phenomenon.

Drawings

FIG. 1 is a schematic three-dimensional perspective view of the present utility model;

FIG. 2 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 3 is an enlarged schematic side view of the present utility model;

FIG. 4 is an enlarged schematic view of the speed adjustment mechanism of FIG. 2 in accordance with the present utility model;

FIG. 5 is an enlarged schematic view of the anti-slip mechanism of FIG. 2 according to the present utility model;

fig. 6 is an enlarged schematic view of the anti-loosening mechanism according to the present utility model.

In the figure: 1. a rope body; 101. a derrick body; 102. a fixing frame; 103. a winding roller; 104. a mounting frame; 105. a tripod; 106. a motor body; 107. installing a hook; 108. an armrest; 109. a sliding sleeve; 110. a connecting hook; 111. a safety rope; 112. a rotating lever; 2. a speed adjusting mechanism; 201. a friction pad; 202. an adjusting plate; 203. a speed adjusting section; 2031. an arc-shaped clamping piece; 2032. an adjusting rod; 2033. compressing the spring; 3. a protective anti-slip mechanism; 301. a silica gel pad; 302. a rubber ring; 303. an adhesive layer; 304. a protective ring; 305. a guard ring; 4. an anti-loosening mechanism; 401. a clamping block; 402. a connecting plate; 403. a loosening prevention part; 4031. a first magnet; 4032. a second magnet.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and furthermore, the terms "first", "second", "third", "up, down, left, right", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present utility model, unless explicitly stated and defined otherwise, the terms "connected", "connected" and "connected" should be interpreted broadly, and for example, may be fixedly connected, detachably connected, or integrally connected; the mechanical connection and the electrical connection can be adopted; all other embodiments, which may be directly or indirectly through intermediaries, which may be obtained by a person of ordinary skill in the art without inventive effort based on the embodiments of the present utility model are within the scope of the present utility model.

The structure of the emergency descent escape device for the derrick provided by the utility model is shown in fig. 1 and 2, the emergency descent escape device for the derrick comprises a steel rope body 1, one side of the steel rope body 1 is provided with the derrick body 101, the steel rope body 1 and the surface of the derrick body 101 are fixed, the surface of the bottom position of the derrick body 101 is provided with a tripod 105 for enhancing the stability of the derrick body 101, the surface of the derrick body 101 is provided with a fixing frame 102, the surface of the fixing frame 102 is provided with a winding roller 103, the surface of the winding roller 103 is wound with a safety rope 111, the winding roller 103 is in mutual rotation fit with the surface of the fixing frame 102, the surface of the fixing frame 102 is provided with a motor body 106, the output end of the motor body 106 penetrates through the fixing frame 102 and is fixed with the surface of the winding roller 103, the surface of the steel rope body 1 is provided with a sliding sleeve 109, the sliding sleeve 109 is in mutual sliding fit with the surface of the steel rope body 1, the surface of the sliding sleeve 109 is fixed with the surface of the sliding sleeve 109, the surface of the sliding sleeve 109 is provided with a mounting hook 107, the surface of the sliding sleeve 109 is provided with a mounting hook 112, the surface of the mounting hook 112 is provided with the surface of the sliding sleeve 107, the surface of the mounting hook 112 is provided with the surface of the sliding sleeve 106, the motor body is provided with the safety rope 102 is in mutual rotation fit with the surface of the mounting hook 104 is connected with the surface of the hook 104, and the top of the mounting frame 110 is provided with the surface of the sliding hook 1 is provided with the hook 110.

Further, as shown in fig. 2 and 4, the surface of the handrail 108 is provided with a protective anti-slip mechanism 3, the inside of the protective anti-slip mechanism 3 comprises a silica gel pad 301, a rubber ring 302, an adhesive layer 303, a protective ring 304 and a protective ring 305, the surface of the handrail 108 is sleeved with the protective ring 304, the surface of the protective ring 304 is covered with the silica gel pad 301, the surface of the silica gel pad 301 is adhered to the surface of the protective ring 304, the surface of the silica gel pad 301 is provided with the adhesive layer 303, the adhesive layer 303 is adhered to the surface of the silica gel pad 301 far away from the protective ring 304, the surface of the adhesive layer 303 is adhered with the rubber ring 302, the surface of the rubber ring 302 is wrapped with the protective ring 305, and the inner wall of the protective ring 305 is adhered to the surface of the rubber ring 302 far away from the adhesive layer 303.

During implementation, the touch feeling of the surface of the handrail 108 is better under the combined action of the silica gel pad 301 on the surface of the protective ring 304 and the rubber ring 302, the silica gel pad 301 and the rubber ring 302 are more firmly adhered under the action of the adhesive layer 303, cracking is not easy to occur, the touch feeling of the surface of the protective ring 304 is better under the action of the protective ring 305, sliding is not easy to occur with the hand of a user, and the hand of the user can be protected and prevented, so that the escape device has the function of protecting and preventing the hand of the user.

Further, as shown in fig. 2 and 4, the surface of the mounting hook 107 and the rotating rod 112 is provided with an anti-loosening mechanism 4, the anti-loosening mechanism 4 is composed of a fixture block 401, a connection plate 402 and an anti-loosening portion 403, the anti-loosening portion 403 is arranged on the surface of the mounting hook 107 and the rotating rod 112, the anti-loosening portion 403 is composed of a first magnet 4031 and a second magnet 4032, the first magnet 4031 is mounted on the inner wall of the mounting hook 107, the second magnet 4032 is mounted on the inner wall of the rotating rod 112, the second magnet 4032 is magnetically engaged with the surface of the first magnet 4031, the connection plate 402 is mounted on the surface of the rotating rod 112, the surface of the connection plate 402 is engaged with the inner wall of the mounting hook 107, the fixture block 401 is mounted on the surface of the connection plate 402, a groove is formed in the inner wall of the mounting hook 107, and the groove is engaged with the surface of the fixture block 401.

During implementation, a user loosens the rotating rod 112, so that the rotating rod 112 drives the second magnet 4032 to move to be attached to the surface of the first magnet 4031, the mounting hook 107 and the rotating rod 112 are reinforced under the combined action of the first magnet 4031 and the second magnet 4032, at this time, the rotating rod 112 drives the connecting plate 402 to move, the connecting plate 402 drives the clamping block 401 to be clamped into the groove, the connecting plate 402 is fixed to the surface of the mounting hook 107 under the combined action of the clamping block 401 and the groove, and therefore the mounting hook 107 is firmer when being mounted and fixed, and the function of preventing the escape device from loosening and falling on the mounting hook 107 is realized.

Further, as shown in fig. 2 and 4, an adjusting speed mechanism 2 is disposed on the surfaces of the rope body 1 and the sliding sleeve 109, the adjusting speed mechanism 2 is composed of a friction pad 201, an adjusting plate 202 and an adjusting speed portion 203, the adjusting speed portion 203 is disposed on the surface of the rope body 1 and the inner wall of the sliding sleeve 109, the adjusting speed portion 203 is composed of an arc-shaped clamping piece 2031, an adjusting rod 2032 and a compressing spring 2033, the adjusting plate 202 is disposed inside the sliding sleeve 109, the friction pad 201 for adjusting the speed of the sliding sleeve 109 is adhered to the inner wall of the adjusting plate 202, the surface of the friction pad 201 is adhered to the surface of the rope body 1, an adjusting rod 2032 is disposed on the surface of the sliding sleeve 109, one end of the adjusting rod 2032 penetrates through the sliding sleeve 109 and extends into the sliding sleeve 109, one end of the adjusting rod 2032 is fixed to the surface of the adjusting plate 202, arc-shaped clamping pieces 2031 are disposed on the surface of the adjusting rod 2032, the inner wall of the sliding sleeve 109 is provided with equidistant positioning grooves, the positioning grooves are mutually clamped and matched with the surface of the arc-shaped clamping pieces 2031, the surface of the arc-shaped clamping pieces 2031 is provided with the compressing spring 2033, and the arc-shaped clamping piece 2032 is fixed with one end 2032.

When the device is implemented, a user presses the adjusting lever 2032, at this time, the arc-shaped clamping piece 2031 is driven to move under the action of the elastic force of the pressing spring 2033, so that the arc-shaped clamping piece 2031 moves towards the inner side of the adjusting lever 2032, when the user releases the adjusting lever 2032, the arc-shaped clamping piece 2031 is clamped into the corresponding positioning groove, at this time, the adjusting lever 2032 drives the adjusting plate 202 and the friction pad 201 to move, the distance between the adjusting plate 202 and the friction pad 201 is adjusted, when the friction pad 201 moves to be in contact with the surface of the steel rope body 1, the friction pad 201 can increase the friction force of the sliding sleeve 109 when the surface of the steel rope body 1 moves, the descending speed of the sliding sleeve 109 is slowed down, and when the user pulls the adjusting lever 2032, so that the adjusting lever 2032 drives the adjusting plate 202 and the friction pad 201 to be far away from the surface of the steel rope body 1, the moving speed of the sliding sleeve 109 on the surface of the steel rope body 1 is faster, and the function of adjusting the descending speed of the sliding sleeve 109 is realized.

Working principle: when the escape device is used, firstly, the steel rope body 1 is placed at a designated position, a user places the installation hook 107 at a position to be installed of clothes of the user, then, the user presses the rotating rod 112, so that the rotating rod 112 rotates on the surface of the installation hook 107, the installation hook 107 is installed at the clothes of the user under the action of the rotating rod 112 and the installation hook 107, at the moment, the user releases the rotating rod 112, the rotating rod 112 drives the second magnet 4032 to move to be attached to the surface of the first magnet 4031, the first magnet 4031 and the second magnet 4032 jointly act to reinforce the space between the installation hook 107 and the rotating rod 112, at the moment, the rotating rod 112 drives the connecting plate 402 to move, the connecting plate 402 drives the clamping block 401 to the inside of the groove, the surface of the connecting plate 402 and the surface of the installation hook 107 are fixed under the jointly act of the clamping block 401 and the groove, so that the installation hook 107 is more stable when the installation hook 107 is fixed, the anti-loosening function of the installation hook 107 is realized, the escape device is more stable when the escape device is used, and the safety of the escape device is prevented from falling from the installation position when the escape device is used.

Then, when the user needs to escape, sliding sleeve 109 slides on the surface of cable rope body 1, at this moment, sliding sleeve 109 drives wind-up roller 103 to rotate on the surface of mount 102, thereby take off the safety rope 111 on wind-up roller 103 surface, when the user needs to adjust the speed of sliding sleeve 109 when cable rope body 1 surface slides, at this moment, the user presses adjusting lever 2032, at this moment, under the elasticity effect of compressing spring 2033, drive arc type fastener 2031 motion, make arc type fastener 2031 move to the inboard of adjusting lever 2032, when the user releases adjusting lever 2032, arc type fastener 2031 card is to the inside of corresponding constant head tank, at this moment, adjusting lever 2032 drives regulating plate 202 and friction pad 201 motion, adjust the distance between regulating plate 202 and the friction pad 201, when friction pad 201 moves to the surface contact with cable rope body 1, friction force when cable rope body 1 surface motion of sliding sleeve 109 can be increased, make the decline speed of sliding sleeve 109 slow down, when the user pulls regulating lever 202, make the speed of adjusting lever 2032 drive adjusting plate 201 and the cable rope body motion, thereby the user can more convenient for the device is used to realize when escaping device is used to the speed of adjusting sleeve 2032, thereby the user has more convenient the device is used to realize the speed of adjusting device.

Then, when the user is escaping, the hand is placed on the surface of the armrest 108, the arm of the user is supported, the stability of the body of the user is guaranteed, the hand of the user is easy to be ache in the long-time descending process, at this time, the touch feeling of the surface of the armrest 108 is better under the combined action of the silica gel pad 301 and the rubber ring 302 on the surface of the protective ring 304, the adhesive between the silica gel pad 301 and the rubber ring 302 is firmer under the action of the adhesive layer 303, cracking is not easy to occur, the touch feeling of the surface of the protective ring 304 is better under the action of the protective ring 305, the hand of the user is not easy to slide, the hand of the user can be protected and prevented, the hand of the user is protected and prevented from skidding by the escape device, the phenomenon that the hand of the user is snagged or slides is avoided when the escape device is used, and finally the escape device is used.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The emergency descending escape device for the derrick comprises a steel rope body (1), and is characterized in that: one side of cable rope body (1) is provided with derrick body (101), cable rope body (1) is fixed with the surface of derrick body (101), tripod (105) of the stability of reinforcing derrick body (101) are all installed to the surface of derrick body (101) bottom position department, the surface mounting of derrick body (101) has mount (102), the surface of mount (102) is provided with rolling roller (103), the surface winding of rolling roller (103) has safety rope (111), rolling roller (103) and the surface of mount (102) mutually rotate the cooperation, the surface of cable rope body (1) is provided with sliding sleeve (109), sliding sleeve (109) and the surface of cable rope body (1) mutually slide the cooperation, the surface of safety rope (111) is fixed with the surface of sliding sleeve (109), the surface mounting of sliding sleeve (109) has handrail (108), the surface mounting of sliding sleeve (109) has installation (107), the surface mounting hook (107) is provided with the surface of anti-sticking and sealing mechanism (301), the surface of anti-sticking layer (301), anti-sticking mechanism (301) including anti-sticking layer (303) are provided with, anti-sticking mechanism (301) Protection circle (304) and protection ring (305), the surface of installation couple (107) and dwang (112) is provided with anti-loosening mechanism (4), anti-loosening mechanism (4) comprise fixture block (401), connecting plate (402) and locking portion (403), the surface of cable rope body (1) and slip sleeve (109) is provided with regulation speed mechanism (2), regulation speed mechanism (2) comprise friction pad (201), regulating plate (202) and regulation speed portion (203).

2. The derrick emergency descent escape device of claim 1, wherein: the surface mounting of mount (102) has motor body (106), the output of motor body (106) runs through mount (102) and is fixed mutually with the surface of rolling roller (103), dwang (112) are mutually rotated with the surface of installation couple (107), one side of cable rope body (1) is provided with mounting bracket (104), the surface of mounting bracket (104) top position department is provided with coupling hook (110), coupling hook (110) are mutually rotated with the surface of mounting bracket (104), coupling hook (110) are laminated mutually with the surface of cable rope body (1).

3. The derrick emergency descent escape device of claim 1, wherein: the utility model discloses a speed regulation portion (203) is provided with the inner wall at the surface and the slip sleeve (109) of cable rope body (1), speed regulation portion (203) comprises arc fastener (2031), regulation pole (2032) and sticis spring (2033), the inside of slip sleeve (109) is provided with regulating plate (202), the inner wall of regulating plate (202) glues and glues has friction pad (201) that are used for carrying out the speed governing to slip sleeve (109), the surface of friction pad (201) is laminated with the surface of cable rope body (1), the surface of slip sleeve (109) is provided with regulation pole (2032), the one end of regulation pole (2032) runs through slip sleeve (109) and extends to the inside of slip sleeve (109), the one end of regulation pole (2032) is fixed with the surface of regulating plate (202).

4. A derrick emergency descent escape device as defined in claim 3, wherein: the surface of adjusting pole (2032) is provided with arc fastener (2031), equidistant constant head tank has all been seted up to the inner wall of sliding sleeve (109), and constant head tank and the mutual joint cooperation of the surface of arc fastener (2031), sticiss spring (2033) is all installed on the surface of arc fastener (2031), sticiss spring (2033) one end and adjust the inner wall of pole (2032) fixed mutually.

5. The derrick emergency descent escape device of claim 1, wherein: the surface cover of handrail (108) is equipped with guard ring (304), the surface of guard ring (304) is covered with silica gel pad (301), the surface of silica gel pad (301) is bonded with the surface of guard ring (304), the surface of silica gel pad (301) is provided with glues glutinous layer (303), glues glutinous layer (303) and is kept away from the surface of silica gel pad (301) of guard ring (304) one side and bond mutually.

6. The derrick emergency descent escape device of claim 5, wherein: the surface of the adhesive layer (303) is adhered with a rubber ring (302), the rubber ring (302) is adhered with the surface of the adhesive layer (303) far away from one side of the silica gel pad (301), the surface of the rubber ring (302) is wrapped with a protection ring (305), and the inner wall of the protection ring (305) is adhered with the surface of the rubber ring (302) far away from one side of the adhesive layer (303).

7. The derrick emergency descent escape device of claim 1, wherein: the anti-loosening device is characterized in that the anti-loosening part (403) is arranged on the surface of the installation hook (107) and the rotating rod (112), the anti-loosening part (403) is composed of a first magnet (4031) and a second magnet (4032), the first magnet (4031) is installed on the inner wall of the installation hook (107), the second magnet (4032) is installed on the inner wall of the rotating rod (112), and the second magnet (4032) is in magnetic attraction fit with the surface of the first magnet (4031).

8. The derrick emergency descent escape device of claim 1, wherein: the surface mounting of dwang (112) has connecting plate (402), the surface of connecting plate (402) is laminated mutually with the inner wall of installation couple (107), the surface mounting of connecting plate (402) has fixture block (401), the inner wall of installation couple (107) is seted up flutedly, and the mutual joint cooperation of the surface of recess and fixture block (401).