CN210084474U - Protection device of stacker-reclaimer power supply cable winding system - Google Patents
Protection device of stacker-reclaimer power supply cable winding system Download PDFInfo
- Publication number
- CN210084474U CN210084474U CN201920790305.5U CN201920790305U CN210084474U CN 210084474 U CN210084474 U CN 210084474U CN 201920790305 U CN201920790305 U CN 201920790305U CN 210084474 U CN210084474 U CN 210084474U
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- frame
- trolley
- cable
- stacker
- reclaimer
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Abstract
The utility model discloses a protection device of stacker-reclaimer supply cable roll up cable system is that the protection switch structure for overcoming the direction protection device of current roll up cable system is complicated fault rate height, and hydraulic damping system can not last to guarantee leading frame both sides moment balance, and the shortcoming that leads to roll up cable system and traveling system can not accurate cooperation damage cable provides. The trolley can move on the horizontal frame along the axial direction vertical to the cable drum, and a pair of guide wheels are horizontally and oppositely arranged on the trolley; compression springs for adjusting the moment balance of the two sides of the trolley are arranged between the two ends of the frame and the two ends of the corresponding trolley frame; install the travel switch of restriction dolly aversion volume on the horizontal frame, when cable winding system and stacker-reclaimer aversion inconsistent, the cable conductor of skew can drive on the dolly travel switch touch the dog outage and shut down, has guaranteed that the cable conductor can not receive the damage.
Description
Technical Field
The utility model belongs to the attached facility, specifically speaking are a device that protection is carried out leading to stacker-reclaimer running gear's supply cable book cable system.
Background
After unloading, the bulk cargo transported by the ship is generally transported to a storage yard for storage, and then transported from the storage yard to a vehicle for distribution and transportation, and the processes of the cargo are all completed by a stacker-reclaimer. The stacks of goods stacked or picked up on the yard are about one kilometer long, and the stacks are arranged in pairs, and a space for the stacker-reclaimer to walk is reserved in the middle of the stacks. The stacker-reclaimer needs to move to meet the long-distance stacking operation when operating.
Besides the facilities for stacking and taking materials, the stacker-reclaimer is also provided with a power cable for driving the stacker-reclaimer to travel, one end of the power cable is connected to a fixed power supply contact of a storage yard, and the other end of the power cable is wound on a cable drum supported on a machine frame. When the stacker-reclaimer advances or retreats, the cable drum of the cable winding system is synchronously driven to rotate, and the cable is unwound or wound along with the movement of the stacker-reclaimer.
In actual work, the phenomenon that the cable winding system is not synchronized with a stacker-reclaimer walking system due to the influence of certain factors is found, for example, when the cable unwinding speed of the cable winding system cannot be kept up with the walking speed of the stacker-reclaimer, the walking can drag a cable, and the cable is pulled to be broken to cause an electric power safety accident in serious cases; otherwise, if the stacker-reclaimer retreats, the cable is not wound in time, and the electric power safety accident can also happen when the cable is curled or rubbed and damaged by being dragged.
In order to ensure the normal operation of a cable winding system of a walking part of a stacker-reclaimer, a set of protection devices are arranged on the stacker-reclaimer at present as shown in fig. 5, a cable 3 led out from a power supply passes through a plurality of guide wheels 4.1 arranged on a lead frame 4 at the lower part of the cable and then is guided to a guide frame 8 on a rack of the stacker-reclaimer, the guide frame 8 is installed, the upper part of the guide frame is connected to a hanging bracket A fixed on the rack in a penetrating way by a pin shaft, and the lower part of the guide frame 8 can swing in a fan shape; a plurality of guide wheels 8.1 capable of guiding the direction of the cable 3 are arranged and mounted above and below the guide frame 8, and hydraulic damping systems 9 capable of keeping the torque balance of the two sides of the guide frame 8 when the guide frame 8 swings in a fan shape are respectively movably connected between the two sides of the guide frame 8 and the hanger A; on the hanger a is also mounted a protection switch 7 which, when the guide 8 exceeds its swing amount, touches to stop the whole system.
The device can protect the cable 3 in theory, but the installed protection switch 7 has a complex structure, so that the failure rate is high in use, and the normal operation is influenced due to the trouble in maintenance; the two ends of the hydraulic damping system 9 are movably connected, so that the moment balance function cannot be achieved if the movable gap is large, and the moment balance capacity cannot be continuously maintained within the time range of normal maintenance due to the fact that the hydraulic damping system is easy to be blocked due to corrosion after the hydraulic damping system is used for a long time if the movable gap is small. In view of above-mentioned reason for the direction protection device of current coil of cable system still can't reach the accurate cooperation with the stacker-reclaimer walking, makes the cable conductor damage lead to the power supply trouble to take place occasionally, has influenced the normal clear of stacker-reclaimer work.
Disclosure of Invention
The utility model aims to solve the technical problem that, the complicated fault rate of protection switch structure that the walking of overcoming current cable was rolled up cable system protection device and is used is high, and hydraulic damping system can not guarantee that the ability of leading frame both sides moment balance lasts effectively, can't make the accurate complex shortcoming of rolling up cable system and stacker-reclaimer traveling system, provides a stacker-reclaimer supply cable rolls up cable system's protection device.
In order to solve the above problems existing in the prior art, the utility model discloses an adopt following technical scheme to realize: a rack below a cable drum of the stacker-reclaimer is positioned below a lead frame of the cable, a hanging bracket with a horizontal frame at the lower end is arranged, a trolley is arranged on the horizontal frame, and the moving direction of the trolley is vertical to the axial lead of the cable drum; a pair of guide wheels capable of guiding the cable direction are horizontally and oppositely arranged on the frame of the trolley; a compression spring for adjusting the moving moment of the trolley is arranged between the two ends of the frame vertical to the moving direction of the trolley and the two ends of the trolley frame corresponding to the frame; and a travel switch capable of limiting the displacement of the trolley is also arranged on the horizontal frame.
The utility model discloses still have following technical characteristic:
the compression springs are arranged in such a way that pull rods respectively and oppositely penetrate through the centers of two ends of a frame in the moving direction of the trolley and the middle parts of the ends of the horizontal frames respectively corresponding to the two ends of the trolley, the opposite ends of the two pull rods are respectively fixed on the frame of the trolley, the other ends of the pull rods penetrate through the frames, the compression springs are sleeved on rod bodies outside the pull rods, and nuts are screwed on lead screws at the outer ends of the compression springs on the pull rods;
the pair of guide wheels are arranged by respectively supporting the guide wheels on two parallel wheel shafts by bearings, and two ends of the two wheel shafts are respectively fixed on the side walls of two sides of the frame parallel to the moving direction of the trolley;
the hanger with the lower end provided with the horizontal frame is characterized in that one side of the horizontal frame is connected to the bottom of the hanger corresponding to the horizontal frame, and the hanger is integrally arranged in an L shape;
the trolley is arranged on the horizontal frame, the frame of the trolley is horizontally sleeved in the inner space of the frame, and two pairs of travelling wheels which are arranged on the corresponding edges of the frame are correspondingly arranged on the two sides of the frame of the trolley along the travelling direction of the frame;
the travel switch for limiting the displacement of the trolley is arranged between the wheel shafts of the two guide wheels on one side of the horizontal frame, the travel switch with a contact extending to the upper part of the trolley frame is fixedly arranged on the trolley frame on the two sides of the travel switch contact, and a stop block which can touch the contact when the trolley is excessively displaced is fixed on the trolley frame on the two sides of the travel switch contact.
When the stacker-reclaimer moves at the position of yard operation, the rotating direction of the cable drum is adjusted as required to start, the cable is pulled or rolled up through the guide wheel on the guide frame, and under the adjustment of the compression spring, the two sides of the moving direction of the trolley are in a moment balance state. When the rotation of the cable drum is inconsistent with the walking of the stacker-reclaimer, the cable is pulled or is not wound timely, so that the stacking is damaged, the cable can deviate in direction and break the moment balance of the trolley through the guide wheel to drive the trolley to shift, and when the deflection exceeds an expected limit, the contact of the travel switch touches the stop block on the trolley, so that the whole stacker-reclaimer stops running, and the cable is released to return to the original position under the action of the compression spring.
The utility model has the advantages and the positive effect that, because the cable drum begins to roll up or discharge cable when stacker-reclaimer is in the storage yard shift position, when cable drum's rotation and stacker-reclaimer walking aversion were inconsistent, the skew normal direction of cable conductor supports and supports on the dolly in the horizontal frame the leading wheel drives the dog and squints simultaneously to one side skew of dolly under the drive of beat cable conductor, moves to behind the dog touches the travel switch contact on the horizontal frame, and the travel switch who is connected with total control room point makes stacker-reclaimer outage shut down to protected the cable conductor can not receive the damage, just can not consequently and take place the power supply incident.
The protection device is simple in structure and low in maintenance amount, and as long as maintenance is carried out with the whole machine within a normal time range, failure does not exist, so that the coiling and uncoiling cable of a coiling system of the stacker-reclaimer is accurately matched with the traveling distance of the stacker-reclaimer, the cable is protected from being damaged, and the stacker-reclaimer can normally and smoothly carry out stacking and reclaiming work.
Drawings
Fig. 1 is a schematic view of the installation structure of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a left side view of the hanger of FIG. 2;
fig. 5 is a schematic view of a prior art mounting structure.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
In fig. 1, a cable 3 and cable winding system guiding and protecting device 6 is mounted below a cable lead frame 4 on a rack 1 below a cable drum 2 of a stacker-reclaimer, the cable winding system guiding and protecting device 6 comprises a hanger 5 hung on the rack 1, the lower end of the hanger 5 is connected to one side of a horizontal frame 5.1 corresponding to the hanger 5, so that the hanger 5 is integrally arranged in an L shape in the lateral direction (see fig. 4), and a trolley 6.1 is mounted on the horizontal frame 5.1 (see fig. 2 and 3). The direction of movement of the carriage 6.1 is perpendicular to the axial direction of the cable drum 2. A pair of guide wheels 6.2 for guiding the direction of the cable 3 are supported on two sides of the frame of the trolley 6.1 in parallel and oppositely; compression springs 6.31 capable of keeping the moment balance of the trolley 6.1 are respectively arranged between two ends of a horizontal frame 5.1 vertical to the moving direction of the trolley 6.1 and two ends of a trolley 6.1 frame corresponding to the two ends; the horizontal frame 5.1 is also provided with a travel switch 6.4 which can limit the displacement of the trolley 6.1.
The compression spring 6.31 is arranged by passing pull rods 6.3 through two ends perpendicular to the moving direction of the trolley 6.1 and the middle part of the horizontal frame 5.1 end corresponding to each end concentrically and oppositely, the opposite ends of the two pull rods 6.3 are respectively fixed on the opposite positions of the trolley 6.1 frame, two outer ends of the pull rods 6.3 respectively pass through the side wall of the horizontal frame 5.1 back end, the rod body extending out of the outer part is sleeved with the compression spring 6.31, and the screw nut 6.32 is screwed on the screw rod of the pull rod 6.3 positioned at the outer end of the compression spring 6.31. The nut 6.32 is screwed to correct and adjust the supporting force of the compression spring 6.31 at the two sides of the trolley 6.1, so that the moving moment of the trolley 6.1 is in a balanced state.
The pair of guide wheels 6.2 are arranged by respectively supporting the guide wheels 6.2 on two parallel wheel shafts 6.21 by bearings, and two ends of the two wheel shafts 6.21 are respectively fixed on two side frames which respectively correspond to the two guide wheels and are parallel to the moving direction of the trolley 6.1.
The trolley 6.1 is arranged on the horizontal frame 5.1, a frame of the trolley 6.1 is horizontally sleeved in the inner space of the horizontal frame 5.1, two pairs of wheels 6.11 are oppositely arranged on two sides of a frame parallel to the moving direction of the trolley 6.1, the wheels 6.11 can be arranged on opposite frames respectively corresponding to the horizontal frame 5.1 in a rolling manner, and the trolley 6.1 can move towards two sides along the frames.
The limit trolley 6.1 is provided with a displacement limit switch 6.4, one side of the horizontal frame 5.1 is positioned between the wheel shafts 6.21 of the two guide wheels 6.2, the limit switch 6.4 with a contact extending to the upper part of the trolley 6.1 frame is arranged, and a stop block 6.12 which can touch the contact of the limit switch 6.4 when the trolley 6.1 is excessively displaced is fixed on the trolley 6.1 frame at the two sides of the contact of the limit switch 6.4.
When the stacker-reclaimer is in the yard-shift position, the cable drum 2 is simultaneously activated and the direction of rotation is selected as desired. The cable 3 is pulled or rolled up through the guide wheel 4.1 on the lead frame 4, and the moment of the cable is in a balanced state under the automatic adjustment of the compression springs 6.31 at the two sides of the trolley 6.1. When the rotation of the cable drum 2 is inconsistent with the walking of the stacker-reclaimer, the cable 3 is pulled or untimely wound, so that the cable 3 is curled to be damaged, the cable 3 deviates from the original direction and breaks the moment balance of the trolley 6.1 through the guide wheel 6.2 to drive the trolley 6.1 to shift, when the offset of the trolley 6.1 exceeds an expected limit, the contact of the travel switch 6.4 touches the stop block 6.12 on the trolley 6.1, so that the stacker-reclaimer stops running, the cable 3 is naturally relaxed, and the trolley 6.1 returns to the original position under the action of the compression spring 6.31.
The protection device is simple in structure, and as long as the protection device and the complete machine carry out normal maintenance on the protection device, no clamping stagnation or failure phenomenon occurs, so that the coiling and uncoiling cable of the coiling system of the stacker-reclaimer and the traveling system of the stacker-reclaimer are accurately matched, and the cable is protected from being damaged.
Fig. 5 is a schematic view of a prior art mounting structure, in which the cables 3 are guided to the stacker-reclaimer frame 1 via a plurality of guide rollers 4.1 (see fig. 1) arranged on the lower lead frame 4. The upper part of the guide frame 8 is connected on a hanger A fixed under the stacker-reclaimer frame by a pin shaft in a penetrating way, so that the lower part of the guide frame 8 can swing in a fan shape; a plurality of guide wheels 8.1 capable of guiding the direction of the cable 3 are arranged above and below the guide frame 8; hydraulic damping systems 9 which keep the moment balance at the two sides when the guide frame 8 swings in a fan shape are respectively and rotatably connected between the two sides of the guide frame 8 and the hanger A; on the hanger a is also mounted a protection switch 7 which, when the guide 8 exceeds its swing amount, touches to stop the whole system.
The protection switch 7 used in the protection device in the prior art has a complex integral structure, high failure rate in use and troublesome maintenance, which affects normal operation; the hydraulic damping system 9 installed rotates the two ends connected, the connection movable gap is large, the balance effect cannot be achieved, and the torque balance capability cannot be continuously maintained within the time range of normal maintenance due to the fact that the hydraulic damping system is small and is easy to be stuck due to corrosion. In view of the above reasons, the existing protection device for the cable winding system still cannot ensure the accurate matching with the traveling of the stacker-reclaimer, and the cable 3 can still be damaged to cause power supply failure.
Compared with the prior art, the utility model has the advantages of simple structure, as long as maintain the maintenance to it with the complete machine together in normal time within range, just can not take place failure phenomenon, use reliably, maintenance volume is low to make stacker-reclaimer's the cable system of rolling up to unreel the cable conductor and the accurate cooperation of stacker-reclaimer walking distance, guaranteed that stacker-reclaimer walking is not damaged at work with the cable conductor, just also guaranteed that the operation of stacker-reclaimer can go on smoothly.
The above embodiments are only illustrative illustrations of the present invention, not the only technical solutions, and all modifications or equivalent replacements performed by the technical solutions of the present invention as the gist are within the protection scope of the present invention.
Claims (6)
1. The utility model provides a protection device of stacker-reclaimer supply cable reel cable system which characterized in that: a rack below a cable drum of the stacker-reclaimer is positioned below a lead frame of the cable, a hanging bracket with a horizontal frame at the lower end is arranged, a trolley is arranged on the horizontal frame, and the moving direction of the trolley is vertical to the axial lead of the cable drum; a pair of guide wheels capable of guiding the cable direction are horizontally and oppositely arranged on the frame of the trolley; a compression spring for adjusting the moving moment of the trolley is arranged between the two ends of the frame vertical to the moving direction of the trolley and the two ends of the trolley frame corresponding to the frame; and a travel switch capable of limiting the displacement of the trolley is also arranged on the horizontal frame.
2. The stacker-reclaimer power cable reeling system protecting device of claim 1, wherein: the compression spring is arranged by concentrically and oppositely penetrating pull rods at two ends of a frame in the moving direction of the trolley and at the middle part of the horizontal frame end head corresponding to each pull rod, wherein the opposite ends of the two pull rods are respectively fixed on the frame of the trolley, the other end of each pull rod penetrates through the frame, a compression spring is sleeved on an external rod body of each pull rod, and a nut is screwed on a screw rod at the outer end head of the compression spring on each pull rod.
3. The stacker-reclaimer power cable reeling system protecting device of claim 1, wherein: the pair of guide wheels are arranged by respectively supporting the guide wheels on two parallel wheel shafts by bearings, and two ends of the two wheel shafts are respectively fixed on the side walls of two sides of the frame parallel to the moving direction of the trolley.
4. The stacker-reclaimer power cable reeling system protecting device of claim 1, wherein: the hanger with the horizontal frame at the lower end is characterized in that one side of the horizontal frame is connected to the bottom of the hanger corresponding to the horizontal frame, and the hanger is arranged in an L shape as a whole.
5. The stacker-reclaimer power cable reeling system protecting device of claim 1, wherein: the trolley is arranged on the horizontal frame, the frame of the trolley is horizontally sleeved in the inner space of the frame, and two pairs of travelling wheels which are arranged on the corresponding edges of the frame are correspondingly arranged on the two sides of the frame of the trolley along the travelling direction of the frame.
6. The stacker-reclaimer power cable reeling system protecting device of claim 1, wherein: the travel switch for limiting the displacement of the trolley is arranged between the wheel shafts of the two guide wheels on one side of the horizontal frame, the travel switch with a contact extending to the upper part of the trolley frame is fixedly arranged on the trolley frame on the two sides of the travel switch contact, and a stop block which can touch the contact when the trolley is excessively displaced is fixed on the trolley frame on the two sides of the travel switch contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920790305.5U CN210084474U (en) | 2019-05-29 | 2019-05-29 | Protection device of stacker-reclaimer power supply cable winding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920790305.5U CN210084474U (en) | 2019-05-29 | 2019-05-29 | Protection device of stacker-reclaimer power supply cable winding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210084474U true CN210084474U (en) | 2020-02-18 |
Family
ID=69480647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920790305.5U Expired - Fee Related CN210084474U (en) | 2019-05-29 | 2019-05-29 | Protection device of stacker-reclaimer power supply cable winding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210084474U (en) |
-
2019
- 2019-05-29 CN CN201920790305.5U patent/CN210084474U/en not_active Expired - Fee Related
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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: 20200529 |
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| CF01 | Termination of patent right due to non-payment of annual fee |