CN114162760A - Cradle device for beacon in football field and load calculation method thereof - Google Patents
Cradle device for beacon in football field and load calculation method thereof Download PDFInfo
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 41
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
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Abstract
The invention provides a cradle device for a beacon in a football court and a load calculation method thereof, wherein the cradle device comprises a beacon, a cradle, a main platform, a lifter, a safety lock, an auxiliary platform, a manual gear and a rack; the hanging seat is arranged at the upper end of the lighthouse; the main platform is arranged on the outer side of the lighthouse, and the auxiliary platform is movably connected with the main platform; the lifting machine is arranged on the main platform, and the safety lock is arranged above the lifting machine; the manual gear is arranged on the main platform; the lifting seat is respectively provided with a first steel wire rope and a second steel wire rope; according to the invention, the main platform and the auxiliary platform are combined, the rack on the auxiliary platform is driven to move by the manual gear on the main platform, and then the contraction positions of the main platform and the auxiliary platform are adjusted according to the change of the diameter of the lighthouse.
Description
Technical Field
The invention relates to a cradle device for a beacon in a football court and a load calculation method thereof, in particular to the field of electric precipitation control and adjustment.
Background
The lighthouse hanging basket device is widely applied to the aspects of outer wall construction, curtain wall cleaning and the like of high-rise buildings; the existing hanging basket device needs to be provided with various mechanisms and components, for example, the hanging basket needs to bear an actuating mechanism, a control device, a power device, a feeding device, a thrust mechanism, a wall wheel and the like, and the hanging basket also needs to bear materials with certain weight, so that the weight required by the hanging basket is too large, the control force required for keeping the hanging basket stable is larger when the hanging basket is too large in mass, the time consumed for recovering to a normal state is longer, the control on the movement of the hanging basket is inconvenient, and the construction efficiency and quality are not improved; in addition, the position of the traditional hanging basket cannot be adjusted according to the diameter change of the lighthouse, so that the phenomenon that the hanging basket impacts the lighthouse occurs in the lifting process of the hanging basket, and the shaking of the lighthouse is increased.
Disclosure of Invention
The purpose of the invention is as follows: an object is to provide a basket apparatus for a beacon for a soccer field and a load calculating method thereof, which solve the above-mentioned problems of the prior art. A further object is to propose a system implementing the above method.
The technical scheme is as follows: a lighthouse basket apparatus for a soccer field, comprising:
the system comprises a lighthouse, a hanging seat, a main platform, a lifter, a safety lock, an auxiliary platform, a manual gear and a rack; the hanging seat is arranged at the upper end of the lighthouse; the main platform is arranged on the outer side of the lighthouse, and the auxiliary platform is movably connected with the main platform; the lifting machine is arranged on the main platform, and the safety lock is arranged above the lifting machine; the manual gear is arranged on the main platform; the lifting seat is respectively provided with a first steel wire rope and a second steel wire rope.
In a further embodiment, one end of the lighthouse is provided with four hanging seats; the hanging seats are connected with the lighthouse through bolts, and the four hanging seats are all installed on the lighthouse.
In a further embodiment, the first steel wire rope and the second steel wire rope are respectively a working steel wire rope and a safety steel wire rope, and the working steel wire rope and the safety steel wire rope respectively penetrate through the lifting seat, the lifting machine and the safety lock.
In a further embodiment, the safety lock is in threaded connection with the hoisting machine, the hoisting machine is in threaded connection with the main platform, and a plurality of groups of rollers are arranged at the matching part of the main platform and the auxiliary platform; the rollers are in threaded connection with the main platform, and the multiple groups of rollers are in rolling connection with channel steel arranged on the auxiliary platform.
In a further embodiment, the manual gear is in threaded connection with the primary platform, the manual gear is engaged with the rack, and the rack is in threaded connection with the secondary platform.
In a further embodiment, the main platform and the auxiliary platform are provided with auxiliary rollers on contact surfaces with the lighthouse.
In a further embodiment, the hanging flower basket device includes 2 main platforms, 2 subplatums at least, assembles at the beacon bottom, and around the beacon round after assembling, the hanging flower basket is according to the condition that the beacon diameter diminishes at the in-process that rises, and manual rotation main platform gear, gear drive subplatum's rack can shrink the subplatum, satisfies the construction demand.
In a further embodiment, the lighthouse hanging basket device further comprises a control system, the control system comprises an electric box, a short circuit and leakage protection device, the electric control system adopts a three-phase five-wire system, the control system is provided with a grounding port, the grounding resistance is not more than 4 omega, the insulation resistance between the electrified part and the machine body is not lower than 2M omega, an emergency stop button for cutting off a main power supply control loop in an emergency state is arranged on a hanging basket platform, the emergency stop button is an independent control circuit, and a hanging basket cable is fixed in a floor and protected through a rubber hose.
In a further embodiment, the control system further includes: the device comprises a thermal overload protection circuit, a motor brake circuit, a control circuit, an upper limit alarm circuit and a standby power supply;
the thermal overload protection circuit is connected with a 36V power supply and is respectively connected with contactors KM1, KM2, KM3 and KM4 in parallel through an emergency stop button switch; when abnormal conditions occur in work, the emergency stop button on the electric box is pressed, the emergency stop button is disconnected and loses power, the motor is powered off, the elevator stops working, emergency braking is realized, safety is ensured, and when the motor is overloaded and overheated due to overlarge motor current or too tight brake pads of the brake, the thermal relay automatically protects power off.
The motor brake circuit is arranged in a fan cover of the motor, the brake rectifying module is arranged in a junction box of the motor, a brake power supply is connected with the 220V to half-wave rectifying module through a motor star connection method and then is a 99V direct-current power supply, and the rapid braking is realized through the control of a contactor;
the control circuit controls the transformer, 380V input voltage is transformed to output 36V low-voltage electricity, when the control circuit works, the control circuit is operated on the electric box, the motors can simultaneously run and independently run, and the operation conversion can be realized only by rotating the change-over switch on the electric box; when the change-over switch is turned to one side, the single machine operation is realized;
the upper limit alarm circuit is provided with an upper limit block at the upper limit position of the working area of the main platform and the auxiliary platform, an upper limit travel switch touches the lower limit block, the motor stops running, an alarm ring rings, and the suspension platform can only run downwards;
the standby power supply is arranged at the bottom of the electric box and is configured for users, and a power supply lower than the set illumination can be plugged into a standby socket.
A beacon basket load calculation method for a football court comprises the following steps: the method comprises the following steps of obtaining the basket load according to the football field lighthouse basket device, and obtaining the following mode through vertical load:
Q1＝(GK+QK)/2
in the formula: q1A vertical load standard value (KN) of the hanging basket power steel wire rope; gKThe self-weight standard value (KN) of the hanging basket and the steel wire rope is used; qKThe construction live load standard value (KN).
In a further embodiment, the following results are obtained from the wind load standard values:
Wk＝βgzUS1UZW0
in the formula: wkAs wind load standard value (KN/m)2)；βgzIs the gust coefficient at height Z; u shapeS1The local wind pressure form factor is obtained; u shapeZIs the wind pressure height variation coefficient; w0Is the basic wind pressure (kN/m)2)；
Through a wind load calculation formula, the following mode is obtained:
Qwk＝Wk×F
in the formula: qwkA standard value (KN) of wind load of the hanging basket; wkFor wind loadStandard value (KN/m)2) (ii) a F is the wind area (m) of the hanging basket2)
The following results from the horizontal loading:
Q2＝Qwk/2
in the formula: q2A hanging basket power steel wire rope horizontal load standard value (KN); qwkAnd the standard value (KN) of the wind load of the hanging basket is obtained.
In a further embodiment, the following is obtained by pulling on the steel cord:
in the formula: qDCalculating a construction calculated value (KN) for the tensile force borne by the power steel wire rope; q1Is a vertical load standard value (KN); q2As a horizontal load normalized value (KN); k is a safety factor.
Has the advantages that: the invention has proposed a device and its intensity test method for the basket of beacon of football court, through making up the main platform with the pair of platforms, drive the rack on the pair of platforms to move through the hand-motion gear on the main platform, and then according to the change of the diameter of beacon, adjust the contraction position of the main platform and pair of platforms, meet the necessary main platform of beacon and pair of platforms and wrap up the diameter, avoid the swinging of the basket to bump the beacon; in addition, the load capacity is obtained through the horizontal load and the vertical load of the hanging basket, and the load capacity which can be borne by the hoister is further obtained.
Drawings
FIG. 1 is a circuit diagram of a control system according to the present invention.
Fig. 2 is a schematic structural diagram of the elevator of the invention.
Detailed Description
The applicant believes that the position of the gondola cannot be adjusted in response to changes in the diameter of the lighthouse as is the case in the prior art.
In order to solve the problems in the prior art, the invention provides a lighthouse hanging basket device for a football court and a load calculation method thereof, which realize that a manual gear on a main platform drives a rack on an auxiliary platform to move, and further adjust the contraction positions of the main platform and the auxiliary platform according to the change of the diameter of a lighthouse.
The present invention will be further described in detail with reference to the following examples and accompanying drawings.
In this application, we propose a basket device for a beacon in a football court and a method for testing the strength thereof, wherein the basket device for a beacon in a football court comprises the following components:
the system comprises a lighthouse, a hanging seat, a main platform, a lifter, a safety lock, an auxiliary platform, a manual gear and a rack; the hanging seat is arranged at the upper end of the lighthouse; the main platform is arranged on the outer side of the lighthouse, and the auxiliary platform is movably connected with the main platform; the lifting machine is arranged on the main platform, and the safety lock is arranged above the lifting machine; the elevator has an automatic rope feeding function, and an operator can insert a working steel wire rope into a rope inlet of the elevator.
The manual gear is arranged on the main platform; the lifting seat is respectively provided with a first steel wire rope and a second steel wire rope; one end of the lighthouse is provided with four hanging seats; the four lifting seats are all arranged on the lighthouse; the first steel wire rope and the second steel wire rope are respectively a working steel wire rope and a safety steel wire rope, and the working steel wire rope and the safety steel wire rope respectively penetrate through the lifting seat, the lifting machine and the safety lock; the safety lock is an independent mechanical device, when the working steel wire rope is broken or the suspension platform is inclined to a limit value or quickly falls down, the safety lock can automatically lock the safety steel wire rope, the safety lock is in threaded connection with the hoister, the hoister is in threaded connection with the main platform, and a plurality of groups of rollers are arranged at the matching position of the main platform and the auxiliary platform; the rollers are in threaded connection with the main platform, and the multiple groups of rollers are in rolling connection with channel steel arranged on the auxiliary platform.
The manual gear is in threaded connection with the main platform, the manual gear is meshed with the rack, and the rack is in threaded connection with the auxiliary platform; and auxiliary rollers are arranged on the contact surfaces of the main platform and the auxiliary platform with the lighthouse.
The hanging flower basket device includes 2 main platforms, 2 auxiliary platform at least, assembles in the beacon bottom, assembles the back and is around the beacon round, and the hanging flower basket is according to the condition that the beacon diameter diminishes at the in-process that rises, and manual rotation main platform gear, gear drive auxiliary platform's rack can contract auxiliary platform, satisfies the construction demand.
The lighthouse hanging basket device further comprises a control system, the control system comprises an electric box, a short circuit and a leakage protection device, the electric control system adopts a three-phase five-wire system, the control system is provided with a grounding port, grounding resistance is not more than 4 omega, insulation resistance between an electrified part and a machine body is not less than 2M omega, an emergency stop button for cutting off a main power supply control loop in an emergency state is arranged on a hanging basket platform, the emergency stop button is an independent control circuit, a hanging basket cable is fixed in a floor, and protection is carried out through a rubber hose.
The control system further comprises: the device comprises a thermal overload protection circuit, a motor brake circuit, a control circuit, an upper limit alarm circuit and a standby power supply;
the thermal overload protection circuit is connected with a 36V power supply and is respectively connected with contactors KM1, KM2, KM3 and KM4 in parallel through an emergency stop button switch; when abnormal conditions occur in work, the emergency stop button on the electric box is pressed, the emergency stop button is disconnected and loses power, the motor is powered off, the elevator stops working, emergency braking is realized, safety is ensured, and when the motor is overloaded and overheated due to overlarge motor current or too tight brake pads of the brake, the thermal relay automatically protects power off.
The motor brake circuit is arranged in a fan cover of the motor, and the motor brake circuit automatically resets the brake under the condition of power failure or power supply interruption to prevent the motor from sliding and stopping; the manual sliding-down device is characterized in that a handle of the manual sliding-down device is upwards clapped under the condition of power failure or power failure, a brake is opened, a suspension platform slides down at a constant speed through self gravity, a brake rectifying module is installed in a junction box of a motor, a brake power supply is connected with a half-wave rectifying module through a motor star connection to form a 99V direct-current power supply, and rapid braking is realized through control of a contactor;
the control circuit controls the transformer, 380V input voltage is transformed to output 36V low-voltage electricity, when the control circuit works, the control circuit is operated on the electric box, the motors can simultaneously run and independently run, and the operation conversion can be realized only by rotating the change-over switch on the electric box; when the change-over switch is turned to one side, the single machine operation is realized;
the upper limit alarm circuit is provided with an upper limit block at the upper limit position of the working area of the main platform and the auxiliary platform, an upper limit travel switch touches the lower limit block, the motor stops running, an alarm ring rings, and the suspension platform can only run downwards;
the standby power supply is arranged at the bottom of the electric box and is configured for users, and a power supply lower than the set illumination can be plugged into a standby socket.
A beacon basket load calculation method for a football court comprises the following steps: the method comprises the following steps of obtaining the basket load according to the football field lighthouse basket device, and obtaining the following mode through vertical load:
Q1＝(GK+QK)/2
in the formula: q1A vertical load standard value (KN) of the hanging basket power steel wire rope; gKThe self-weight standard value (KN) of the hanging basket and the steel wire rope is used; qKThe construction live load standard value (KN).
The following mode is obtained through the standard value of the wind load:
Wk＝βgzUS1UZW0
in the formula: wkAs wind load standard value (KN/m)2)；βgzIs the gust coefficient at height Z; u shapeS1The local wind pressure form factor is obtained; u shapeZIs the wind pressure height variation coefficient; w0Is the basic wind pressure (kN/m)2)；
Through a wind load calculation formula, the following mode is obtained:
Qwk＝Wk×F
in the formula: qwkA standard value (KN) of wind load of the hanging basket; wkAs wind load standard value (KN/m)2) (ii) a F is the wind area (m) of the hanging basket2)
The following results from the horizontal loading:
Q2＝Qwk/2
in the formula: q2A hanging basket power steel wire rope horizontal load standard value (KN); qwkAnd the standard value (KN) of the wind load of the hanging basket is obtained.
The following way is obtained by pulling the steel wire rope:
in the formula: qDCalculating a construction calculated value (KN) for the tensile force borne by the power steel wire rope; q1Is a vertical load standard value (KN); q2As a horizontal load normalized value (KN); k is a safety factor.
As shown in fig. 1, TX is a socket; QF1 is a three-phase switch; TC is a control transformer; FU1 is a fuse; HHD5-C is phase sequence protector; KM1 and KM2 are controlled to be vertical and mechanically interlocked; KM3 and KM4 are used for controlling left and right motors; WK is a left-right change-over switch; STP is an emergency stop button; SL1, SL2 are upper limit travel switches; FR1 and FR2 are thermal relays.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A lighthouse basket apparatus for a soccer field, comprising: the system comprises a lighthouse, a hanging seat, a main platform, a lifter, a safety lock, an auxiliary platform, a manual gear and a rack; the hanging seat is arranged at the upper end of the lighthouse; the main platform is arranged on the outer side of the lighthouse, and the auxiliary platform is movably connected with the main platform; the lifting machine is arranged on the main platform, and the safety lock is arranged above the lifting machine; the manual gear is arranged on the main platform; the lifting seat is respectively provided with a first steel wire rope and a second steel wire rope.
2. A cradle device for a lighthouse of a soccer field as claimed in claim 1, wherein said lighthouse is provided with four cradles at one end; the hanging seats are connected with the lighthouse through bolts, and the four hanging seats are all installed on the lighthouse.
3. The device as claimed in claim 1, wherein the first and second wire ropes are respectively a working wire rope and a safety wire rope, and the working wire rope and the safety wire rope respectively pass through the hanging seat, the hoisting machine and the safety lock.
4. The basket device for the beacon of the football court as claimed in claim 1, wherein the safety lock is in threaded connection with the elevator, the elevator is in threaded connection with the main platform, and a plurality of sets of rollers are arranged at the matching part of the main platform and the auxiliary platform; the rollers are in threaded connection with the main platform, and the multiple groups of rollers are in rolling connection with channel steel arranged on the auxiliary platform.
5. A pod device for use in a beacon for a football court according to claim 1, wherein the hand gear is threadedly connected to the primary platform, the hand gear engaging the rack, the rack being threadedly connected to the secondary platform.
6. A pod device for use in a beacon for a football pitch as claimed in claim 1, wherein the primary and secondary platforms are provided with auxiliary rollers at the interface with the beacon.
7. A lighthouse apparatus for a soccer field according to claim 1, further comprising a control system, wherein said control comprises: the device comprises a thermal overload protection circuit, a motor brake circuit, a control circuit, an upper limit alarm circuit and a standby power supply;
the thermal overload protection circuit is connected with a 36V power supply and is respectively connected with contactors KM1, KM2, KM3 and KM4 in parallel through an emergency stop button switch;
the motor brake circuit is arranged in the motor fan cover, the brake rectifying module is arranged in the motor junction box, the brake power supply is connected with the 220V to half-wave rectifying module through the motor star connection to form a 99V direct current power supply, and the rapid braking is realized through the control of the contactor;
the control circuit is used for controlling the transformer, 380V input voltage is transformed to output 36V low-voltage electricity;
the upper limit alarm circuit is provided with an upper limit block at the upper limit position of the working area of the main platform and the auxiliary platform, and the upper limit travel switch touches the lower limit block;
the standby power supply is arranged at the bottom of the electric box and is configured for users, and a power supply lower than the set illumination can be plugged into a standby socket.
8. A method for calculating the load of a lighthouse basket in a football court is characterized by comprising the following steps: the method comprises the following steps of obtaining the basket load according to the football field lighthouse basket device, and obtaining the following mode through vertical load:
Q1＝(GK+QK)/2
in the formula: q1A vertical load standard value (KN) of the hanging basket power steel wire rope; gKThe self-weight standard value (KN) of the hanging basket and the steel wire rope is used; qKThe construction live load standard value (KN).
9. The method for calculating the tower basket load of the football court according to claim 8, wherein the following is obtained from the standard value of the wind load:
Wk＝βgzUS1UZW0
in the formula: wkAs wind load standard value (KN/m)2)；βgzIs the gust coefficient at height Z; u shapeS1The local wind pressure form factor is obtained; u shapeZIs the wind pressure height variation coefficient; w0Is the basic wind pressure (kN/m)2)；
Through a wind load calculation formula, the following mode is obtained:
Qwk＝Wk×F
in the formula: qwkA standard value (KN) of wind load of the hanging basket; wkAs wind load standard value (KN/m)2) (ii) a F is the wind area (m) of the hanging basket2)
The following results from the horizontal loading:
Q2＝Qwk/2
in the formula: q2A hanging basket power steel wire rope horizontal load standard value (KN); qwkAnd the standard value (KN) of the wind load of the hanging basket is obtained.
10. The method for calculating the load of the lighthouse basket in the football court according to claim 8, wherein the following is obtained by pulling the steel wire rope:
in the formula: qDCalculating a construction calculated value (KN) for the tensile force borne by the power steel wire rope; q1Is a vertical load standard value (KN); q2As a horizontal load normalized value (KN); k is a safety factor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111249704.9A CN114162760A (en) | 2021-10-26 | 2021-10-26 | Cradle device for beacon in football field and load calculation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111249704.9A CN114162760A (en) | 2021-10-26 | 2021-10-26 | Cradle device for beacon in football field and load calculation method thereof |
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| CN114162760A true CN114162760A (en) | 2022-03-11 |
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| CN202111249704.9A Pending CN114162760A (en) | 2021-10-26 | 2021-10-26 | Cradle device for beacon in football field and load calculation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160068373A1 (en) * | 2013-03-15 | 2016-03-10 | Howaard M. CHIN | Weather maintenance system for an offshore wind turbine maintenance program |
| CN208632051U (en) * | 2018-08-01 | 2019-03-22 | 法适达(上海)机械设备有限公司 | A kind of hanging basket for the maintenance of high tower lamp |
| CN211850755U (en) * | 2020-03-18 | 2020-11-03 | 法适达(上海)机械设备有限公司 | Novel lifting hanging basket vehicle for maintaining high tower lamp |
-
2021
- 2021-10-26 CN CN202111249704.9A patent/CN114162760A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160068373A1 (en) * | 2013-03-15 | 2016-03-10 | Howaard M. CHIN | Weather maintenance system for an offshore wind turbine maintenance program |
| CN208632051U (en) * | 2018-08-01 | 2019-03-22 | 法适达(上海)机械设备有限公司 | A kind of hanging basket for the maintenance of high tower lamp |
| CN211850755U (en) * | 2020-03-18 | 2020-11-03 | 法适达(上海)机械设备有限公司 | Novel lifting hanging basket vehicle for maintaining high tower lamp |
Non-Patent Citations (1)
| Title |
|---|
| 张文梅;: "谈外装修施工中的电动吊篮技术" * |
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