CN210087320U - Wellhead automatic closing device of mine lifting well - Google Patents
Wellhead automatic closing device of mine lifting well Download PDFInfo
- Publication number
- CN210087320U CN210087320U CN201920678613.9U CN201920678613U CN210087320U CN 210087320 U CN210087320 U CN 210087320U CN 201920678613 U CN201920678613 U CN 201920678613U CN 210087320 U CN210087320 U CN 210087320U
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- Prior art keywords
- winch
- connecting rod
- well
- closed door
- straight connecting
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Abstract
The utility model discloses a well head self-sealing device of mine lift well, it includes the derrick, the fixed frame of metal, the winch, the connecting block, the balancing weight, wire rope, straight connecting rod and well lid, wire rope's one end drop and with balancing weight fixed connection after winding three rings on the reel of winch, wire rope's the other end passes the top fixed connection of fixed pulley and straight connecting rod, the well lid includes left side closed door and right closed door, the lower extreme of left side closed door and the lower extreme of right closed door all articulate with the fixed frame of metal, the upper end side of left side closed door and the upper end side of right closed door articulate respectively has a left slide bar and a right slide bar, the lower extreme of left side slide bar and the lower extreme of right slide bar all articulate through the connecting block with the lower extreme of straight connecting rod. The utility model provides a well head self-sealing device when the winch corotation, wire rope drives the straight connecting rod and promotes, controls two and seals the door and opens, and when the winch reversal, wire rope drives straight connecting rod upset whereabouts, controls two and seals the door and close.
Description
Technical Field
The utility model belongs to the technical field of mechanical equipment is used in the mine, specific theory relates to a well head self-sealing device of mine lift well.
Background
In the process of mining underground metal ores, mined ores can be lifted to the ground from an underground mine hole by a lifting well and then are carried away, under the common condition, the well mouth of a mine lifting well is normally open, and if workers carry out maintenance, inspection or construction and other operations in a shaft of the lifting well, the well mouth needs to be closed, falling rocks, sundries or scattered objects are prevented from falling, and the personnel operating in the shaft are prevented from being injured. The construction method among the prior art is all that place a well lid slightly bigger than the well head sectional area beside the well head of lift-well, when needing to seal the well head, the manual work is moved the well lid to well head department and is sealed the well head, treats that the staff operation finishes the back, and the manual work is again moved the well lid open. This kind of doing all can possibly bump the debris or the scattered thing spare on the well head limit into the pit shaft at the in-process well lid that moves the well lid among the prior art, thereby hinder the staff in the pit, and the extravagant space of this kind of well lid among the prior art, place at the well head next door at ordinary times, still need set up a well lid fixing device in addition, need additionally be equipped with a staff and carry out the work of manual well lid that moves during the use, the staff who moves the well lid in well head department after covering the well lid need wait for the staff's operation in the pit to accomplish the well lid again in situ always, thereby a large amount of manpower and materials have been wasted. In view of the above, based on the defects in the prior art, it is needed to develop an automatic wellhead closing device for a mine lift well.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome not enough that prior art exists, provide a well head self-sealing device of mine lift well.
The utility model discloses a realize through following technical scheme: a well mouth automatic closing device of a mine lifting well comprises a derrick, a metal fixing frame, a winch, a connecting block, a balancing weight, a steel wire rope, a straight connecting rod and a well lid, wherein the metal fixing frame is fixedly arranged at the outer edge of the upper part of a well mouth of the mine lifting well, the derrick which is vertically arranged is arranged on the metal fixing frame, a fixed pulley is hung on the derrick, a transversely arranged fixed platform is fixedly arranged on the side surface of the middle part of the derrick, the winch is arranged on the fixed platform and comprises a winch frame and a winding drum arranged on the winch frame, one end of the steel wire rope falls down after being wound on the winding drum of the winch for three circles and is fixedly connected with the balancing weight, the other end of the steel wire rope penetrates through the fixed pulley and is fixedly connected with the top end of the straight connecting rod, the straight connecting rod is fixed on one side of the metal fixing frame, the well lid comprises a left closing door, the upper end side of left side closed door and the upper end side of right side closed door articulate respectively has a left slide bar and a right slide bar, and the lower extreme of left side slide bar and the lower extreme of right slide bar are all articulated with the lower extreme of straight link through the connecting block, and the connecting block sets up in the lower part of the fixed frame of metal, is provided with an upper portion sensor at the pit shaft inner wall of mine lift-well three meters position departments apart from the well head, is provided with a lower part sensor at the pit shaft inner wall of mine lift-well seven meters position departments apart from the well head.
The winch, the upper sensor and the lower sensor are all connected with an electric control system of the hoister. The upper sensor and the lower sensor are both infrared sensors. The weight of the balancing weight is the same as that of the well cover. The limiting block is arranged at the top end of the straight connecting rod, and the limiting block can be clamped on the upper guide plate when the straight connecting rod descends to the well lid to be tiled in place, so that the straight connecting rod is prevented from continuously descending, and a good limiting effect is achieved. An upper guide plate and a lower guide plate which are provided with through holes and used for the straight connecting rod to pass through are fixedly arranged on one side of the straight connecting rod of the metal fixing frame, and the upper guide plate and the lower guide plate can guide the straight connecting rod so that the straight connecting rod can vertically move in the upper guide plate and the lower guide plate.
The utility model provides a winch that uses is the light small-size hoisting equipment who promotes or pull the heavy object with reel winding wire rope, also known as the hoist engine, belongs to the mechanical equipment commonly used among the prior art.
The utility model has the advantages that: the utility model discloses well head self-sealing device of mine lift-well is at the position department installation winch of the derrick upper portion platform that lies in the well head, hangs a fixed pulley on the upper portion of the fixed frame of metal, and the wire rope of winding on the winch passes the fixed pulley, is connected with the straight connecting rod of lower part, and the straight connecting rod is fixed in one of them side of the fixed frame of metal, and the lower part of straight connecting rod is articulated with the slide bar of controlling two closed doors. The other end of the winch steel wire rope is wound on a winding drum of the winch for three circles and then falls down and is connected with the counterweight bucket, and the weight of the counterweight bucket is matched with the weight of the two closed doors. The closed door is opened when the winch positively rotates to drive the straight connecting rod to lift, and the closed door is closed when the winch reversely rotates to drive the straight connecting rod to turn over and fall. The utility model provides a two closed door self-closing about when the top of lifting cage is put down apart from five meters below the well head position about the well head self-closing device, two closed door are automatic to be opened about when the bottom of lifting cage in the pit shaft rises to five meters below the well head positions.
Drawings
FIG. 1 is a schematic structural view of the open state of a sealing door in the wellhead automatic sealing device of the utility model;
FIG. 2 is a schematic structural view of the closed state of the sealing door in the wellhead automatic sealing device of the utility model;
in the figure: 1-a derrick; 2-a metal fixing frame; 3, a winch; 4, connecting blocks; 5-a balancing weight; 6-steel wire rope; 7-a straight connecting rod; 8-a fixed pulley; 9-fixing the platform; 10-a winch frame; 11-a reel; 12-a left closure door; 13-right closure door; 14-left slide bar; 15-right slide bar; 16-an upper sensor; 17-a lower sensor; 18-a limiting block.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 2, a wellhead automatic closing device of a mine lifting well comprises a derrick 1, a metal fixing frame 2, a winch 3, a connecting block 4, a balancing weight 5, a steel wire rope 6, a straight connecting rod 7 and a well lid, wherein the metal fixing frame 2 is fixedly arranged at the outer edge of the upper part of the wellhead of the mine lifting well, the metal fixing frame 2 is provided with the derrick 1 which is vertically arranged, the derrick 1 is hung with a fixed pulley 8, a fixed platform 9 which is transversely arranged is fixedly arranged at the side surface of the middle part of the derrick 1, the winch 3 is arranged on the fixed platform 9, the winch 3 comprises a winch frame 10 and a winding drum 11 which is arranged on the winch frame 10, one end of the steel wire rope 6 drops down after being wound on the winding drum 11 of the winch 3 for three circles and is fixedly connected with the balancing weight 5, the other end of the steel wire rope 6 passes through the fixed pulley 8 and is fixedly connected with the top end of, the well lid includes left side closed door 12 and right side closed door 13, the lower extreme of left side closed door 12 and the lower extreme of right side closed door 13 all articulate with fixed frame 2 of metal, the upper end side of left side closed door 12 and the upper end side of right side closed door 13 articulate respectively has a left slide bar 14 and a right slide bar 15, the lower extreme of left slide bar 14 and the lower extreme of right slide bar 15 all articulate with the lower extreme of straight connecting rod 7 through connecting block 4, connecting block 4 sets up in the lower part of fixed frame 2 of metal, the pit shaft inner wall at the mine lift-well is provided with an upper portion sensor 16 apart from three meters positions of well head, the pit shaft inner wall at the mine lift-well is provided with a lower part sensor 17 apart from seven meters positions of well head. The winch 3, the upper sensor 16 and the lower sensor 17 are all connected with an electric control system of the elevator. The upper sensor 16 and the lower sensor 17 are both infrared sensors. The weight of balancing weight 5 is the same with the weight of well lid. The top end of the straight connecting rod 7 is provided with a limited block 18. An upper guide plate and a lower guide plate which are provided with through holes and used for the straight connecting rod 7 to pass through are fixedly arranged on one side of the straight connecting rod 7 of the metal fixing frame 2.
The utility model discloses mine lift shaft's well head self-sealing device's working process does: the starting signal of the lifting and descending of the closed door comes from an electric control system of the elevator, an upper infrared sensor is arranged at a position three meters away from a well head on the inner wall of a shaft, a lower infrared sensor is arranged at a position seven meters away from the well head on the inner wall of the shaft, the height of the lifting cage is two meters, the upper infrared sensor and the lower infrared sensor are both connected with the electric control system of the elevator, the winch 3 is also connected with the electric control system of the elevator, and under the normal condition, the lifting cage works at a position seven meters away from the well head. As shown in fig. 2, when the lifting cage descends, the bottom end of the lifting cage triggers the upper infrared sensor first, when the lifting cage continues to descend, the bottom end of the lifting cage triggers the lower infrared sensor again, the lower infrared sensor sends a closing instruction to the elevator electric control system, the elevator electric control system sends a signal to the winch 3, the winch 3 rotates reversely to drive the straight connecting rod 7 to turn over and fall, the closed door is closed, the top end of the lifting cage is located five meters away from the wellhead, therefore, the top end of the lifting cage sends a closing instruction five meters away from the wellhead, and the left closed door and the right closed door are closed. As shown in fig. 1, when the lifting cage rises, the top end of the lifting cage firstly triggers the lower infrared sensor, when the lifting cage continues to rise, the top end of the lifting cage triggers the upper infrared sensor again, the upper infrared sensor sends an opening instruction to the elevator electric control system, the elevator electric control system sends a signal to the winch 3, the closing door is opened when the winch 3 rotates positively to drive the straight connecting rod 7 to lift, the bottom end of the lifting cage is located five meters away from the wellhead at the moment, so that the opening instruction is sent out when the bottom end of the lifting cage is five meters away from the wellhead, and the left closing door and the right closing door are opened.
It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a well head self-sealing device of mine lift well which characterized in that: the wellhead automatic closing device of the mine lifting well comprises a derrick, a metal fixing frame, a winch, a connecting block, a balancing weight, a steel wire rope, a straight connecting rod and a well lid, wherein the metal fixing frame is fixedly arranged at the outer edge of the upper part of the wellhead of the mine lifting well, the metal fixing frame is vertically arranged on the metal fixing frame, a fixed pulley is hung on the derrick, a transversely arranged fixed platform is fixedly arranged on the side surface of the middle part of the derrick, the winch is arranged on the fixed platform, the winch comprises a winch frame and a winding drum arranged on the winch frame, one end of the steel wire rope is wound on the winding drum of the winch for three circles and then falls down and is fixedly connected with the balancing weight, the other end of the steel wire rope penetrates through the fixed pulley and is fixedly connected with the top end of the straight connecting rod, and the straight connecting rod is fixed, the well lid includes left side closed door and right side closed door, the lower extreme of left side closed door and the lower extreme of right side closed door all with the fixed frame of metal is articulated, and the upper end side of left side closed door and the upper end side of right side closed door articulate respectively has a left slide bar and a right slide bar, the lower extreme of left side slide bar and the lower extreme of right slide bar all pass through the connecting block with the lower extreme of straight connecting rod is articulated, the connecting block set up in the lower part of the fixed frame of metal is provided with an upper portion sensor at the pit shaft inner wall of mine lift-shaft apart from three meters positions of well head department, is provided with a lower part sensor at the pit shaft inner wall of mine lift-shaft apart from seven meters positions of well.
2. The wellhead self-sealing device for mine hoists according to claim 1, characterized in that: and the winch, the upper sensor and the lower sensor are all connected with an electric control system of the hoister.
3. The wellhead self-sealing device for mine elevator shaft according to claim 1 or 2, characterized in that: the upper sensor and the lower sensor are both infrared sensors.
4. The wellhead self-sealing device for mine elevator shaft according to claim 1 or 2, characterized in that: the weight of the balancing weight is the same as that of the well lid.
5. The wellhead self-sealing device for mine elevator shaft according to claim 1 or 2, characterized in that: the top end of the straight connecting rod is provided with a limiting block.
6. The wellhead self-sealing device for mine elevator shaft according to claim 1 or 2, characterized in that: one side of the straight connecting rod of the metal fixing frame is fixedly provided with an upper guide plate and a lower guide plate which are provided with through holes and used for the straight connecting rod to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920678613.9U CN210087320U (en) | 2019-05-09 | 2019-05-09 | Wellhead automatic closing device of mine lifting well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920678613.9U CN210087320U (en) | 2019-05-09 | 2019-05-09 | Wellhead automatic closing device of mine lifting well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210087320U true CN210087320U (en) | 2020-02-18 |
Family
ID=69478068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920678613.9U Expired - Fee Related CN210087320U (en) | 2019-05-09 | 2019-05-09 | Wellhead automatic closing device of mine lifting well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210087320U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111807184A (en) * | 2020-07-20 | 2020-10-23 | 洛阳洛信矿山机器有限公司 | Displacement monitoring system and method for mine hoisting equipment |
-
2019
- 2019-05-09 CN CN201920678613.9U patent/CN210087320U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111807184A (en) * | 2020-07-20 | 2020-10-23 | 洛阳洛信矿山机器有限公司 | Displacement monitoring system and method for mine hoisting equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 Termination date: 20210509 |
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| CF01 | Termination of patent right due to non-payment of annual fee |