CN215656977U - Bidirectional traction case for foundation pit construction curtain net system - Google Patents
Bidirectional traction case for foundation pit construction curtain net system Download PDFInfo
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- CN215656977U CN215656977U CN202121410717.5U CN202121410717U CN215656977U CN 215656977 U CN215656977 U CN 215656977U CN 202121410717 U CN202121410717 U CN 202121410717U CN 215656977 U CN215656977 U CN 215656977U
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Abstract
The utility model relates to the technical field of foundation pit construction, and discloses a bidirectional traction chassis of a foundation pit construction curtain network system, which comprises a box body, wherein an upper control chamber and a lower driving chamber are arranged in the box body; the receiving end of the central control machine comprises an electromagnetic valve assembly and a signal receiving assembly; two guide pulleys are arranged in the lower driving chamber, and stay ropes are wound on the guide pulleys; the lower driving chamber is internally provided with a motor, an output shaft of the motor is provided with a driving wheel, and the motor is electrically connected with the central control machine and is controlled by the central control machine. The utility model combines the case and the driving component into an integrated whole, control and power driving output can be realized in the case, the case can be connected with an external screen net through the inhaul cable for traction, the whole system is simplified, the installation and construction are simpler, the safety and the reliability are higher, and the repeated utilization is convenient.
Description
Technical Field
The utility model relates to the technical field of foundation pit construction, particularly relates to comprehensive prevention and control of a foundation pit construction environment, and discloses a bidirectional traction case of a foundation pit construction curtain network system.
Background
In present foundation ditch construction engineering, especially city foundation ditch construction, there is the phenomenon of suspended particle dust pollution such as inside PM2.5 of foundation ditch, PM10, and after carrying out the construction of certain stage, the dust in the foundation ditch is raised and is got into the air, if not administering then can cause destruction to all ring edge borders, influence ambient air.
The existing method is to cover construction raw materials, prevent the construction raw materials from raising dust and entering air, and simultaneously, properly spray or spray to reduce dust on a construction site, so as to improve the treatment of construction environment.
In fact, however, the existing construction environment treatment measures need to consume a large amount of human resources, the covering treatment is one-time operation, and the subsequent raw material taking is influenced, so that the covering operation can be repeated for many times; not only increased intensity of labour, also can influence the efficiency of construction, reduced the construction progress. Some proposals have been made to arrange a screen above the foundation pit for covering, and the screen is generally driven by the cooperation of structures such as pulleys, cables, motors and the like; however, the existing driving device has dispersed structure and large volume, occupies a large position for assembly on a construction site, and has potential safety hazard because safety protection measures are not well arranged.
Therefore, the existing foundation pit construction site environment improvement has a part to be improved urgently, the improvement mode is optimized, the consumption of human resources and the labor intensity are reduced, the construction efficiency is prevented from being influenced, and the construction progress is ensured. Therefore, a more reasonable technical scheme needs to be provided, and the defects in the prior art are overcome.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art mentioned in the above, the utility model provides a bidirectional traction chassis of a foundation pit construction screen system.
In order to achieve the purpose, the utility model specifically adopts the technical scheme that:
a bidirectional traction case for a foundation pit construction curtain network system comprises a case body, wherein an upper control chamber and a lower driving chamber are arranged in the case body, a central control machine is arranged in the upper control chamber, the power supply side of the central control machine is connected with a transformer assembly, and the output end of the central control machine is connected to the lower driving chamber and used for transmitting instructions to the lower driving chamber; the receiving end of the central control machine comprises an electromagnetic valve assembly and a signal receiving assembly; two guide pulleys are arranged in the lower driving chamber, and pull cables for driving the curtain net to move are wound on the guide pulleys, extend out of the case and are connected and matched with the external curtain net; a motor is arranged in the lower driving chamber, a driving wheel is arranged on an output shaft of the motor, a guy cable of two guide pulleys is connected and wound on the driving wheel, and the motor is electrically connected with a central control machine and is controlled by the central control machine to start and stop.
The bidirectional traction chassis disclosed above transmits instructions through the upper control room, and the lower drive room executes the instructions to realize integrated chassis control; wherein, the motor drives the drive wheel when rotating and rotates, and the drive wheel passes through the cable and drives two guide pulley rotations, and guide pulley's turn to the difference, can pull respectively in order to realize two-way traction to two outside curtain nets. Because the signal receiving assembly is arranged in the upper control chamber, the control command can be sent to the central control machine through equipment such as a remote controller, and the like, so that the control difficulty is greatly reduced; the integrated case also reduces the difficulty of installation, improves the installation efficiency, is favorable for improving the progress of overall construction, and is also favorable for secondary utilization or repeated utilization of transition.
Further, the interior of the upper control room in the present invention can be configured according to practical specifications, and specifically, the layout is optimized and one of the feasible options is shown here: the upper control chamber comprises an inner cavity used for arranging the electromagnetic valve component, an inner cavity baffle used for separating and blocking is further arranged in the upper control chamber, the inner cavity baffle is hinged to the upper control chamber, the electromagnetic valve component is shielded when the inner cavity baffle is closed, and the electromagnetic valve component is exposed when the inner cavity baffle is opened. When the scheme is adopted, the electromagnetic valve assembly in the inner cavity is protected by the inner cavity baffle plate, so that misoperation can be avoided.
Further, in order to further improve the reliability of the inner chamber baffle, optimization is performed and one of the possible options is presented: the inner cavity baffle plate is provided with an electronic lock, the electronic lock comprises a password disk and a lock catch piece, the password disk and the lock catch piece are electrically connected with the central control machine, the password disk is used for sending passwords to the central control machine, and the lock catch piece is opened or locked under the control of the central control machine.
Further, the arrangement mode of the motor is not limited uniquely, and optimization is performed here to set out a feasible option, wherein the output shaft of the motor is perpendicular to the front face of the case, the driving wheel rotates parallel to the front face of the case, the two guide pulleys are arranged in parallel, the inhaul cable is continuously wound on the two guide pulleys and the driving wheel, and the rotation directions of the two guide pulleys are opposite. When the scheme is adopted, the driving wheel can adopt a single-ring wire wheel and also can adopt a multi-ring wire wheel.
Further, during actual construction, be provided with many curtain nets along the edge of foundation ditch, in order to increase the scope of controlling, reduce the quantity that sets up of motor, optimize the structure of quick-witted case and put out following a feasible selection, the lower part drive chamber in still be provided with synchronous drive subassembly, synchronous drive subassembly include with the coaxial pivoted worm of output shaft, still include with worm cooperation driven worm wheel, the worm wheel is connected the transfer line and is extended in order to connect the outside driven quick-witted case realization transmission to the both sides of quick-witted case. When the scheme is adopted, the driven cases can be synchronously driven to work through one case provided with the motor.
Further, in order to improve the strength of the chassis to make it operate more stably and reliably, the chassis is optimized and one of the feasible options is taken out: the lower driving chamber is internally provided with a bearing frame, and the upper part of the bearing frame is provided with a bracket for arranging a guide pulley. When the scheme is adopted, the bearing frame is fixedly connected with the case and serves as a stress part.
Furthermore, the bearing frame is stressed to support guide pulleys and the like in the lower driving chamber, so that the load bearing capacity of the case can be improved, and particularly, the structure of the bearing frame is optimized, such as the following feasible options: the bearing frame is provided with a plurality of bearing seats, the bearing seats are provided with bearings and at least comprise a bearing matched with the output shaft, a bearing matched with the worm and a bearing matched with the transmission rod.
Further, in order to facilitate the synchronous transmission of a plurality of driven chassis, the structure of the chassis is optimized and one of the feasible options is provided: two side faces of the case are provided with shaft holes, an openable cover plate is arranged at the shaft holes, and when the transmission rod is arranged, the cover plate is opened, and the transmission rod extends out of the shaft holes.
Furthermore, when the curtain net is pulled to be opened or closed through the case, the operation of the motor can be stopped when the curtain net reaches a set position, and therefore, a limiter component used for limiting the operation stroke of the motor is arranged in the lower driving chamber.
Further, the structure of the stopper assembly is not limited, and is optimized and one of the possible options is: the limiting device assembly comprises a light measuring disc arranged on a motor rotating shaft, an optical gap allowing a laser beam to pass through is arranged on the light measuring disc, a laser transmitter and a laser receiver are respectively arranged on two sides of the light measuring disc, and a light beam emitted by the laser transmitter is received by the laser receiver after passing through the optical gap; the central control machine is electrically connected with the laser receiver and receives statistical data from the laser receiver. When the scheme is adopted, the photometric disk rotates along with the motor rotating shaft, the laser beam emitted by the laser emitter is received by the laser receiver once every rotation, the laser receiver sends a rotation signal to the central control machine, when the total number of the signals received by the central control machine reaches a preset value, the traction distance is enough, and an instruction for stopping the motor is sent.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model combines the case and the driving component into an integrated whole, control and power driving output can be realized in the case, the case can be connected with an external screen net through the inhaul cable for traction, the whole system is simplified, the installation and construction of the system are simpler, the safety and the reliability are higher, and the utility model is also beneficial to secondary utilization or repeated utilization in a transition.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only show some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of an internal structure of a chassis disclosed in the present invention.
FIG. 2 is a side view of the structure of the lower driving chamber.
Fig. 3 is a schematic front view of the structure of the lower driving chamber.
In the above drawings, the meaning of each symbol is: 1. an upper control chamber; 2. a transformer assembly; 3. a central control machine; 4. an electromagnetic hair assembly; 5. an inner cavity baffle plate; 6. a code disc; 7. a fastener; 8. a heat sink; 9. a carrier; 10. a guide pulley; 11. a motor; 12. a drive wheel; 13. a worm gear; 14. a worm; 15. a transmission rod; 16. a bearing; 17. a cable; 18. measuring an optical disc; 19. a laser receiver; 20. a laser emitter.
Detailed Description
The utility model is further explained below with reference to the drawings and the specific embodiments.
It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the utility model. This invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.
Examples
To there being top protective structure to current foundation ditch construction and need artifically setting up, the system composition is huge, sets up the condition complicated and that have the potential safety hazard, and the problem in order to solve prior art is optimized to this embodiment.
Specifically, as shown in fig. 1 to 3, the embodiment discloses a bidirectional traction chassis for a foundation pit construction screen network system, which includes a box body, wherein an upper control chamber 1 and a lower driving chamber are arranged in the box body, a central control machine 3 is arranged in the upper control chamber 1, a power supply side of the central control machine 3 is connected with a transformer assembly 2, and an output end of the central control machine 3 is connected to the lower driving chamber and used for transmitting an instruction to the lower driving chamber; the receiving end of the central control machine 3 comprises an electromagnetic valve assembly and a signal receiving assembly; two guide pulleys 10 are arranged in the lower driving chamber, pull cables 17 for driving the curtain net to move are wound on the guide pulleys 10, and the pull cables 17 extend out of the case and are connected and matched with the external curtain net; a motor 11 is arranged in the lower driving chamber, a driving wheel 12 is arranged on an output shaft of the motor 11, a guy cable 17 of two guide pulleys 10 is connected and wound on the driving wheel 12, and the motor 11 is electrically connected with the central control machine 3 and is controlled by the central control machine 3 to start and stop.
The bidirectional traction chassis disclosed above transmits instructions through the upper control room 1, and the lower drive room executes the instructions to realize integrated chassis control; wherein, motor 11 drives drive wheel 12 when rotating and rotates, and drive wheel 12 passes through cable 17 and drives two guide pulley 10 rotations, and guide pulley 10 turns to differently, can pull respectively in order to realize two-way traction to two outside curtain nets. Because the upper control chamber 1 is internally provided with the signal receiving assembly, the control command can be sent to the central control machine 3 through equipment such as a remote controller, and the like, so that the control difficulty is greatly reduced; the integrated case also reduces the difficulty of installation, improves the installation efficiency, is favorable for improving the progress of overall construction, and is also favorable for secondary utilization or repeated utilization of transition.
The layout of the interior of the upper control room 1 in this embodiment can be set according to practical specifications, and specifically, this embodiment is optimized and adopts one of the feasible options: the upper control chamber 1 comprises an inner cavity used for arranging the electromagnetic valve component, an inner cavity baffle 5 used for blocking is further arranged in the upper control chamber 1, the inner cavity baffle 5 is hinged to the upper control chamber 1, the electromagnetic valve component is shielded when the inner cavity baffle 5 is closed, and the electromagnetic valve component is exposed when the inner cavity baffle 5 is opened. When the scheme is adopted, the electromagnetic valve assembly in the inner cavity is protected by the inner cavity baffle 5, so that misoperation can be avoided.
In order to further improve the reliability of the inner chamber baffle 5, the present embodiment is optimized and uses one of the possible options: the inner cavity baffle 5 on be provided with the electronic lock, the electronic lock includes password dish 6 and hasp piece 7, password dish 6 and hasp piece 7 all be connected with well accuse machine 3 electricity, password dish 6 is used for sending the password to well accuse machine 3, hasp piece 7 is opened or is locked under the control of well accuse machine 3.
The arrangement mode of the motor 11 is not limited, and the embodiment is optimized and adopts a feasible option that the output shaft of the motor 11 is perpendicular to the front surface of the case, the driving wheel 12 rotates parallel to the front surface of the case, the two guide pulleys 10 are arranged in parallel, the inhaul cable 17 is continuously wound on the two guide pulleys 10 and the driving wheel 12, and the rotation directions of the two guide pulleys 10 are opposite. With this arrangement, the driving wheel 12 can be a single-turn reel or a multi-turn reel. In other embodiments, more arrangements of the motor 11 may be used.
During actual construction, a plurality of curtain nets are arranged along the edge of a foundation pit, in order to increase the control range and reduce the number of motors 11, the structure of the chassis is optimized and a feasible selection is adopted, a synchronous transmission assembly is further arranged in the lower driving chamber, the synchronous transmission assembly comprises a worm 14 which coaxially rotates with an output shaft and a worm wheel 13 which is matched with the worm 14 for transmission, and the worm wheel 13 is connected with a transmission rod 15 and extends to the two sides of the chassis to be connected with an external driven chassis for transmission. When the scheme is adopted, a plurality of driven machine boxes can be driven to work synchronously through one machine box provided with the motor 11.
Preferably, in order to enhance the strength of the chassis to make it operate more stably and reliably, the present embodiment optimizes the chassis and adopts one of the feasible options: the lower driving chamber is internally provided with a bearing frame 9, and the upper part of the bearing frame 9 is provided with a bracket for arranging a guide pulley 10. When the scheme is adopted, the bearing frame 9 is fixedly connected with the case, and the bearing frame 9 is used as a stress part.
Preferably, the carriage 9 is made of a steel alloy material in this embodiment.
The guide pulleys 10 and the like in the lower driving chamber are supported by the bearing frame 9, so that the load bearing capacity of the case can be improved, and particularly, the structure of the bearing frame 9 is optimized by adopting a feasible selection as follows: the bearing frame 9 is provided with a plurality of bearing seats, the bearing seats are provided with bearings 16, and the bearing seats at least comprise a bearing 16 matched with the output shaft, a bearing 16 matched with the worm 14 and a bearing 16 matched with the transmission rod 15.
In order to facilitate synchronous transmission of a plurality of driven chassis, the structure of the chassis is optimized and one of the feasible options is provided: two side faces of the case are provided with shaft holes, an openable cover plate is arranged at the shaft holes, when the transmission rod 15 is arranged, the cover plate is opened, and the transmission rod 15 extends out of the shaft holes.
When the curtain net is pulled to be opened or closed through the case, the operation of the motor 11 can be stopped when the curtain net reaches a set position, and therefore, a stopper component for limiting the operation stroke of the motor 11 is arranged in the lower driving chamber.
The structure of the stopper assembly is not limited, and the present embodiment is optimized and adopts one of the feasible options: the limiter assembly comprises a light measuring disc 18 arranged on a rotating shaft of the motor 11, a light gap allowing a laser beam to pass through is arranged on the light measuring disc 18, a laser emitter 20 and a laser receiver 19 are respectively arranged on two sides of the light measuring disc 18, and a light beam emitted by the laser emitter 20 is received by the laser receiver 19 after passing through the light gap; the central control machine 3 is electrically connected with the laser receiver 19 and receives the statistical data from the laser receiver 19. When the scheme is adopted, the light measuring disc 18 rotates along with the rotating shaft of the motor 11, and the laser beam emitted by the laser emitter 20 is received by the laser receiver 19 once every rotation, the laser receiver 19 sends a rotation signal to the central control machine 3 once, and when the total number of the received signals of the central control machine 3 reaches a preset value, the traction distance is enough, and an instruction for stopping the motor 11 is sent.
Preferably, in this embodiment, an illuminating lamp and an illumination sensor are arranged at the external screen, the illumination sensor is connected with the central control machine 3, and when a value detected by the illumination sensor reaches a preset value, the central control machine 3 controls the illuminating lamp to be turned on or off to provide illumination or stop illumination; in a similar way, the external screen net is also provided with a spray head assembly and a dust sensor, the dust sensor is connected with the central control machine 3, and when the dust sensor detects that the content of dust reaches a preset numerical value, the central control machine 3 controls the spray head assembly to start to spray for dust reduction.
Meanwhile, the motor 11 and other devices in the case are high-power devices, and a large amount of heat is generated in the operation process; and the operation of the central control machine 3 and the like can also generate a large amount of heat, and the case is provided with a radiator 8 for timely transmitting the heat in the case to the outside of the case, so that the temperature in the case is kept stable, and the safe operation of the case is kept.
In addition, the worm and gear transmission manner in this embodiment is only one possible transmission structure, and in other embodiments, the worm and gear transmission manner may be adjusted to a plurality of possible structures such as chain transmission, belt transmission, and gear transmission, and thus, details are not repeated here.
The above embodiments are just exemplified in the present embodiment, but the present embodiment is not limited to the above alternative embodiments, and those skilled in the art can obtain other various embodiments by arbitrarily combining with each other according to the above embodiments, and any other various embodiments can be obtained by anyone in light of the present embodiment. The above detailed description should not be construed as limiting the scope of the present embodiments, which should be defined in the claims, and the description should be used for interpreting the claims.
Claims (10)
1. The utility model provides a foundation ditch construction curtain net system bidirectional traction machine case which characterized in that: the transformer assembly control device comprises a box body, wherein an upper control chamber (1) and a lower driving chamber are arranged in the box body, a central control machine (3) is arranged in the upper control chamber (1), the power supply side of the central control machine (3) is connected with a transformer assembly (2), and the output end of the central control machine (3) is connected to the lower driving chamber and used for transmitting instructions to the lower driving chamber; the receiving end of the central control machine (3) comprises an electromagnetic valve component and a signal receiving component; two guide pulleys (10) are arranged in the lower driving chamber, pull cables (17) for driving the curtain net to move are wound on the guide pulleys (10), and the pull cables (17) extend out of the case and are connected and matched with the external curtain net; a motor (11) is arranged in the lower driving chamber, a driving wheel (12) is arranged on an output shaft of the motor (11), a guy cable (17) of two guide pulleys (10) is connected and wound on the driving wheel (12), and the motor (11) is electrically connected with a central control machine (3) and is controlled by the central control machine (3) to start and stop.
2. The foundation pit construction curtain net system bidirectional traction case of claim 1, characterized in that: the upper portion control room (1) including the inner chamber that is used for setting up solenoid valve subassembly, still be provided with in upper portion control room (1) and be used for separating inner chamber baffle (5) that keep off, inner chamber baffle (5) articulate in upper portion control room (1), shelter from solenoid valve subassembly when inner chamber baffle (5) are closed, expose solenoid valve subassembly when inner chamber baffle (5) are opened.
3. The foundation pit construction curtain net system bidirectional traction case of claim 2, characterized in that: the inner cavity baffle (5) on be provided with the electronic lock, the electronic lock includes password dish (6) and hasp piece (7), password dish (6) and hasp piece (7) all be connected with well accuse machine (3) electricity, password dish (6) are used for sending the password to well accuse machine (3), hasp piece (7) are opened or are locked under the control of well accuse machine (3).
4. The foundation pit construction curtain net system bidirectional traction case of claim 1, characterized in that: the output shaft of the motor (11) is perpendicular to the front face of the case, the driving wheel (12) rotates in parallel to the front face of the case, the two guide pulleys (10) are arranged in parallel, the inhaul cable (17) is continuously wound on the two guide pulleys (10) and the driving wheel (12), and the rotation directions of the two guide pulleys (10) are opposite.
5. The foundation pit construction curtain net system bidirectional traction case of claim 4, characterized in that: the lower portion drive chamber in still be provided with synchronous transmission subassembly, synchronous transmission subassembly include with output shaft coaxial pivoted worm (14), still include with worm (14) cooperation driven worm wheel (13), worm wheel (13) are connected transfer line (15) and extend in order to connect the driven quick-witted case of outside realization transmission to the both sides of quick-witted case.
6. The foundation pit construction curtain net system bidirectional traction case of claim 5, characterized in that: the lower driving chamber is internally provided with a bearing frame (9), and the upper part of the bearing frame (9) is provided with a bracket for arranging a guide pulley (10).
7. The foundation pit construction curtain net system bidirectional traction case of claim 6, characterized in that: the bearing support (9) is provided with a plurality of bearing supports, the bearing supports are provided with bearings (16), and the bearing supports at least comprise a bearing (16) matched with the output shaft, a bearing (16) matched with the worm (14) and a bearing (16) matched with the transmission rod (15).
8. The foundation pit construction curtain net system bidirectional traction case of claim 5, characterized in that: two side faces of the case are provided with shaft holes, an openable cover plate is arranged at the shaft holes, when the transmission rod (15) is arranged, the cover plate is opened, and the transmission rod (15) extends out of the shaft holes.
9. The foundation pit construction curtain net system bidirectional traction case of claim 1, characterized in that: and a limiter assembly for limiting the running stroke of the motor (11) is arranged in the lower driving chamber.
10. The foundation pit construction curtain net system bidirectional traction case of claim 9, characterized in that: the limiting stopper assembly comprises a light measuring disc (18) arranged on a rotating shaft of the motor (11), a light gap allowing a laser beam to pass through is arranged on the light measuring disc (18), a laser emitter (20) and a laser receiver (19) are respectively arranged on two sides of the light measuring disc (18), and a light beam emitted by the laser emitter (20) is received by the laser receiver (19) after passing through the light gap; the central control machine (3) is electrically connected with the laser receiver (19) and receives statistical data from the laser receiver (19).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121410717.5U CN215656977U (en) | 2021-06-22 | 2021-06-22 | Bidirectional traction case for foundation pit construction curtain net system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121410717.5U CN215656977U (en) | 2021-06-22 | 2021-06-22 | Bidirectional traction case for foundation pit construction curtain net system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113351608A (en) * | 2021-06-22 | 2021-09-07 | 中国五冶集团有限公司 | Bidirectional traction case for foundation pit construction curtain net system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113351608A (en) * | 2021-06-22 | 2021-09-07 | 中国五冶集团有限公司 | Bidirectional traction case for foundation pit construction curtain net system |
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