CN217577937U - Cage safety door for auxiliary shaft lifting - Google Patents
Cage safety door for auxiliary shaft lifting Download PDFInfo
- Publication number
- CN217577937U CN217577937U CN202121007705.8U CN202121007705U CN217577937U CN 217577937 U CN217577937 U CN 217577937U CN 202121007705 U CN202121007705 U CN 202121007705U CN 217577937 U CN217577937 U CN 217577937U
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- Prior art keywords
- cage
- guardrail
- safety door
- chain
- wire rope
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- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000011435 rock Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a cage emergency exit for auxiliary shaft promotes, include a plurality of guardrails and a plurality of chains of upper and lower direction that set up side by side in the left and right directions of cage gate, the both ends of guardrail are equipped with the slippery ear respectively, and the slippery ear makes the guardrail reciprocate along track wire rope through the track wire rope that sets up cage door frame department, be equipped with rings on the guardrail, rings are connected with the chain of relevant position, the upper end of chain is equipped with U type ring, and U type ring is fixed through the hoisting point that sets up above the cage, and the lower extreme of chain is connected with the rings that set up on the guardrail below; the utility model has simple structure and convenient maintenance, and can not affect the in and out of mine cars and personnel while ensuring the rule requirement of 1.2 m; the tank curtain safety door consisting of the guardrail and the chain is convenient to enter and exit when in use, can be pertinently replaced when damaged, does not need to be integrally replaced, and saves a large amount of manpower and material resources.
Description
Technical Field
The utility model belongs to the technical field of the auxiliary shaft in mine, concretely relates to cage emergency exit for auxiliary shaft promotes.
Background
The auxiliary shaft is used as a mine air inlet shaft and is mainly used for lifting personnel, waste rocks and materials. According to the coal mine safety regulation, the cage specially used for lifting personnel and lifting materials is characterized in that the height of an inlet and outlet cage door and a cage curtain is not less than 1.2m, the environment in a shaft is severe, and water is sprayed greatly, so that a manual integrated cage safety door is often adopted for partial mines, the safety door is fixed above the cage when waste rocks are transported, when the mine car is loaded with large waste rocks, a large amount of space above the cage is occupied when the integrated safety door is opened, the safety door can influence the inlet and outlet of the mine car, and meanwhile, the safety door is integrally replaced after being damaged, so that the production efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cage emergency exit for auxiliary shaft promotes to solve cage emergency exit among the prior art and damage and change inconvenient problem easily.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a cage emergency exit for auxiliary shaft promotes, includes a plurality of guardrails that set up side by side at the cage gate left and right sides direction and a plurality of chains of upper and lower direction, the both ends of guardrail are equipped with the slippery ear respectively, and the slippery ear makes the guardrail reciprocate along track wire rope through the track wire rope that sets up in cage door frame department, be equipped with rings on the guardrail, rings are connected with the chain of relevant position, the upper end of chain is equipped with U type ring, and U type ring is fixed through the hoisting point that sets up in the cage top, and the lower extreme and the rings that set up on the guardrail below of chain are connected.
Furthermore, the safety door further comprises a safety door supporting plate, one end of the safety door supporting plate is connected with a door shaft arranged on the upper part of the cage door frame, and the other end of the safety door supporting plate is a free end.
Furthermore, the upper end of the track steel wire rope penetrates through a lifting hole formed above the cage and is fixed through a rope clamp, and the lower end of the track steel wire rope is fixed with a lifting point arranged below the cage through a turnbuckle.
Furthermore, one end of the sliding lug is welded with the guardrail, and the other end of the sliding lug is in an opening shape, so that the track steel wire rope is placed in the opening shape and is fixed through the arranged bolt
Further, the guardrail is six, and every guardrail interval is 200mm and a guardrail of below is less than 200mm apart from the bottom of cage.
Furthermore, the number of the chains is two, and the chains are uniformly arranged on the inner side part of the guardrail.
The utility model has the advantages that: the structure is simple, the maintenance is convenient, the entering and exiting of mine cars and personnel can not be influenced while the requirement of regulations for 1.2m is ensured; the tank curtain safety door composed of the guardrails and the chains is convenient to enter and exit when in use, can be pertinently replaced when damaged, does not need to be integrally replaced, and saves a large amount of manpower and material resources.
Drawings
Fig. 1 is a schematic view of a closed state of a safety door of a cage for lifting an auxiliary shaft according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic diagram of the lifting state of the chain cage safety door for auxiliary shaft lifting of the present invention
Fig. 4 is an enlarged view of a portion B in fig. 3.
In the figure: 1. a U-shaped ring; 2. a track wire rope; 3. a guardrail; 31. a hoisting ring; 32. sliding the lug; 33. a bolt; 4. a chain; 5, a safety door supporting plate; 6. a cage; 61. hoisting points; 62. and (4) hoisting holes.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, 2, 3 and 4, a cage safety door for auxiliary shaft lifting comprises six guardrails 3 arranged side by side in the left and right direction of a cage 6 doorway and two chains 4 in the up and down direction, wherein both ends of the guardrails 3 are respectively provided with a sliding lug 32, the sliding lugs 32 enable the guardrails 3 to move up and down along a track steel wire rope 2 through the track steel wire rope 2 arranged at the cage 6 door frame, one end of each sliding lug 32 is welded with the guardrail 3, the other end of each sliding lug is in an opening shape, the track steel wire rope 2 is placed and fixed through a set bolt 33, the upper end of the track steel wire rope 2 passes through a lifting hole 62 arranged above the cage 6 and is fixed through a rope clamp, and the lower end of the track steel wire rope 2 is fixed with a lifting point 61 arranged below the cage 6 through a turnbuckle 21; the guardrail 3 is provided with a hanging ring 31, the hanging ring 31 is connected with a chain 4 at a corresponding position, the upper end of the chain 4 is provided with a U-shaped ring 1, the U-shaped ring 1 is fixed through a hanging point 61 arranged above the cage 6, and the lower end of the chain 4 is connected with the hanging ring 31 arranged on the guardrail 3 at the lowest position.
The utility model discloses still include emergency exit layer board 5, emergency exit layer board 5's one end is connected with the door-hinge 51 that sets up on 6 door frames upper portions of cage, and the other end is the free end, door-hinge middle section and emergency exit layer board welding, and upper and lower segment and cage 6 welding for bear the guardrail of rise, make things convenient for personnel to pass in and out.
The guardrail 3 is six, and 3 intervals of every guardrail are 200mm and 3 guardrail of below are less than 200mm apart from the bottom of cage 6, accord with the distance requirement of "coal mine safety regulation" tank door lower part edge to tank bottoms, prevent that the interval is too big, and the personnel fall into the pit shaft when taking advantage of the jar in a slip way.
The two chains 4 are uniformly arranged at the inner side part of the guardrail 3, and the two chains 4 fix the guardrail 3 to balance the guardrail 3.
When the utility model is used on site, after a person taking the cage 6 enters the cage 6, the lowest guardrail 3 of the cage 6 is held by hands, the safety door supporting plates 5 at two sides of the cage 6 are transferred into the cage 6, and the safety door formed by the guardrails 3 falls down; when the cage 6 reaches the target terminal, a cage taking person pulls up the guardrail 3 at the lowest end by hand, rotates the supporting plates 5 at two sides of the cage 6 to the inner side of the cage 6, pulls the guardrail 3 by the safety door supporting plate 5, and can enter and exit the cage 6; if the guardrail has damage in the use, need not whole changes, only need to change the guardrail of damage can.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A cage emergency exit for auxiliary shaft promotes which characterized in that: including setting up a plurality of guardrail (3) and a plurality of chains (4) of upper and lower direction in cage (6) gate left and right sides direction side by side, the both ends of guardrail (3) are equipped with traveller (32) respectively, and traveller (32) make guardrail (3) reciprocate along track wire rope (2) through setting up track wire rope (2) in cage (6) door frame department, be equipped with rings (31) on guardrail (3), rings (31) are connected with relevant position's chain (4), the upper end of chain (4) is equipped with U type ring (1), and U type ring (1) is fixed through hoisting point (61) that set up in cage (6) top, and the lower extreme and the rings (31) of setting on below guardrail (3) of chain (4) are connected.
2. A cage safety door for secondary shaft lifts as claimed in claim 1, wherein: the safety door is characterized by further comprising a safety door supporting plate (5), one end of the safety door supporting plate (5) is connected with a door shaft (51) arranged on the upper portion of a door frame of the cage (6), and the other end of the safety door supporting plate is a free end.
3. A cage safety door for secondary shaft lifts as claimed in claim 1 or 2, wherein: the upper end of the track steel wire rope (2) penetrates through a lifting hole (62) arranged above the cage (6) and is fixed through a rope clamp, and the lower end of the track steel wire rope is fixed with a lifting point (61) arranged below the cage (6) through a turnbuckle (21).
4. A cage safety door for secondary shaft lifts as claimed in claim 3, wherein: one end of the sliding lug (32) is welded with the guardrail (3), and the other end is in an opening shape, and the track steel wire rope (2) is placed in and fixed through the arranged bolt (33).
5. A cage safety door for secondary shaft lifts as claimed in claim 4, wherein: the guardrail (3) are six, the distance between every two guardrails (3) is 200mm, and the distance between the guardrail (3) at the bottom and the bottom of the cage (6) is less than 200mm.
6. A cage safety door for secondary shaft lifts as claimed in claim 5, wherein: the two chains (4) are uniformly arranged at the inner side part of the guardrail (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121007705.8U CN217577937U (en) | 2021-05-12 | 2021-05-12 | Cage safety door for auxiliary shaft lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121007705.8U CN217577937U (en) | 2021-05-12 | 2021-05-12 | Cage safety door for auxiliary shaft lifting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217577937U true CN217577937U (en) | 2022-10-14 |
Family
ID=83525816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121007705.8U Active CN217577937U (en) | 2021-05-12 | 2021-05-12 | Cage safety door for auxiliary shaft lifting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217577937U (en) |
-
2021
- 2021-05-12 CN CN202121007705.8U patent/CN217577937U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240131 Address after: 737100 No. 2 Lanzhou Road, Beijing Road Street, Jinchuan District, Jinchang City, Gansu Province Patentee after: Jinchuan Group Nickel Cobalt Co.,Ltd. Country or region after: China Address before: 737103 No. 98, Jinchuan Road, Jinchang, Gansu Patentee before: JINCHUAN GROUP Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |