CN210263949U - Telescopic string tube device - Google Patents
Telescopic string tube device Download PDFInfo
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- CN210263949U CN210263949U CN201920713799.7U CN201920713799U CN210263949U CN 210263949 U CN210263949 U CN 210263949U CN 201920713799 U CN201920713799 U CN 201920713799U CN 210263949 U CN210263949 U CN 210263949U
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Abstract
The utility model discloses a flexible cluster section of thick bamboo device, be in including a cluster section of thick bamboo, setting on a cluster section of thick bamboo top and be used for carrying out the positioning mechanism and the setting of fixing a position to a cluster section of thick bamboo the last control module who just is used for controlling the cluster section of thick bamboo is flexible of positioning mechanism, a cluster section of thick bamboo includes the flexible cluster section of thick bamboo of single festival that a plurality of heads and tails linked together in proper order, and is a plurality of connect through the ring flange between the flexible cluster section of thick bamboo of single festival. The utility model relates to a rationally, simple structure, convenient to use is swift, can pour high automatic control string section of thick bamboo in real time according to the concrete and shrink, and then satisfy the flexible control of concrete pouring in-process to concrete free fall height, avoided the concrete phenomenon of educing to appear effectively, overcome present needs manual work simultaneously and demolish the single section string section of thick bamboo one by one, the operation is wasted time and energy, need machinery to last the cooperation construction, the problem that concrete pouring is inefficient, and the practicality is strong, convenient to popularize and use.
Description
Technical Field
The utility model belongs to the technical field of equipment for the concrete placement construction, concretely relates to flexible cluster section of thick bamboo device.
Background
With the rapid development of economy in China, various buildings with large span, large cross section and ultrahigh structures are produced at the same time, so that some high and large concrete structures are often required to be poured in the construction process of building sites. In order to prevent the bearing capacity of a concrete structure from being influenced and the safety performance of the structure from being damaged due to the fact that the concrete is isolated when the free falling height of the concrete is too high, a series of cylinders, guide pipes or chutes are often adopted to pour concrete structures in construction.
The current tall and big concrete structure thing is pour and is mainly adopted one kind and need artifical limit to pour the single section string section of thick bamboo that the limit was demolishd, the single section string section of thick bamboo is big-end-up's barrel-shaped structure, connect through the couple between the upper and lower section string section of thick bamboo, along with the continuous rising of concrete placement face, constructor need utilize the hoist to mention the string section of thick bamboo, take off the single section string section of thick bamboo one by one, the operation is wasted time and energy, and need mechanical cooperation, especially to the construction of tall and big concrete column, need machinery to continuously cooperate the construction, concrete placement's efficiency has seriously been influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed against, a flexible string section of thick bamboo device is provided, a reasonable in design, moreover, the steam generator is simple in structure, high automatic control string section of thick bamboo is pour in real time to convenient to use is swift, can pour high automatic control according to the concrete and carry out the shrink, and then satisfy the nimble control of concrete free fall height among the concrete pouring process, the phenomenon of educing has been avoided the concrete effectively to appear, it needs the manual work to demolish single section string section of thick bamboo one by one to have overcome at present simultaneously, the operation is wasted time and energy, need machinery to continuously cooperate the construction, the problem that concrete pouring.
In order to solve the technical problem, the utility model discloses a technical scheme is: a flexible cluster section of thick bamboo device which characterized in that: the string barrel comprises a plurality of single-section telescopic string barrels which are sequentially connected end to end, and the single-section telescopic string barrels are connected through a flange plate;
the positioning mechanism comprises a support frame, a support plate arranged on the support frame and locking parts arranged at four corners of the support frame, a feed opening communicated with the string barrel is formed in the support plate, a hopper is arranged on the feed opening, a driving mechanism for driving the string barrel to stretch is arranged on the support plate, the driving mechanism comprises a motor, a transmission shaft in transmission connection with an output shaft of the motor, a steel wire rope with one end wound on the transmission shaft and used for hoisting the string barrel, and a sensor connecting wire with one end wound on the transmission shaft and used for hoisting the distance measuring sensor;
the control module comprises a microcontroller arranged at the top of a support plate, the input end of the microcontroller is connected with a distance measuring sensor arranged at the bottom end of the string barrel, the output end of the microcontroller is connected with a motor driver, the output end of the motor driver is connected with the input end of a motor, the top of the support plate is provided with a fixing frame for the rotation and installation of a transmission shaft, a plurality of through holes for the penetration of steel wire ropes and sensor connecting wires are uniformly arranged on the flange plate, the other ends of the steel wire ropes penetrate through the through holes and are fixed at the bottom end of the string barrel, one end of a sensor connecting wire bypasses the transmission shaft and is connected with the input end of the microcontroller, and the other end of the;
the telescopic string barrel device is characterized in that: the support frame encloses the steel pipe support frame that the middle part of establishing is the rectangle and supplies the backup pad installation for four steel pipes, locking part includes that one end stretches into steel pipe tip and can follow the flexible inner tube of steel pipe length direction, set up at the flexible inner tube other end and be close to the anchor clamps of a string section of thick bamboo one side and wear to establish the bolt on the anchor clamps.
The telescopic string barrel device is characterized in that: the number of the steel wire ropes is multiple, the steel wire ropes are uniformly distributed along the circumferential direction of the string barrel, the transmission shaft is provided with a plurality of limiting plates for limiting the plurality of steel wire ropes wound on the transmission shaft respectively, the number of the distance measuring sensors is at least one, and a sensor connecting wire of one distance measuring sensor is fixed with any one steel wire rope.
The telescopic string barrel device is characterized in that: pulleys are arranged on the supporting plate, the number of the pulleys is equal to that of the steel wire ropes, and the steel wire ropes cross the pulleys and are wound on the transmission shaft.
The telescopic string barrel device is characterized in that: the single-section telescopic string barrel is a canvas telescopic pipe, and the compression ratio of the canvas telescopic pipe is 1 (6-10).
The telescopic string barrel device is characterized in that: the micro-controller is an STC89C52 micro-controller, the ranging sensor is an SW-LDS30A laser ranging sensor, a GND pin of the ranging sensor is grounded, a VCC pin of the ranging sensor is connected with an output end of a 12V power supply, an RXD pin of the ranging sensor is connected with a P3.0 pin of the micro-controller, and a TXD pin of the ranging sensor is connected with a P3.1 pin of the micro-controller.
The telescopic string barrel device is characterized in that: the motor driver is a 3ND2283 motor driver, the motor is a 130BYG350D motor, a PUL + pin of the motor driver is connected with a P1.0 pin of the microcontroller, a DIR + pin of the motor driver is connected with a P1.1 pin of the microcontroller, an ENA + pin of the motor driver is connected with a P1.2 pin of the microcontroller, the PUL-pin, the DIR-pin and the ENA-pin of the motor driver are all grounded, and a U, V, W three-phase output end of the motor driver is connected with a U, V, W three-phase input end of the motor.
Compared with the prior art, the utility model has the following advantage:
1. the utility model discloses the flexible string section of thick bamboo concatenation of single section that the string section of thick bamboo that adopts is a plurality of heads and tails link gradually together forms, and the constructor can select the flexible string section of thick bamboo of single section of thick bamboo of appropriate quantity to splice according to the height of the concrete column that actual need was pour, obtains the string section of thick bamboo that satisfies construction requirement length, strong adaptability, and it is nimble convenient to use.
2. The utility model discloses a set up positioning mechanism at the top of a cluster section of thick bamboo, on the one hand, the backup pad that sets up on the support frame can provide the space of installation for control module and actuating mechanism for the structure of flexible cluster section of thick bamboo device is compacter, is convenient for install and deposit flexible cluster section of thick bamboo device; on the other hand, the telescopic string barrel device is convenient for constructors to hoist and mount through the crane and to position and install.
3. The utility model discloses a set up control module on positioning mechanism, along with waiting to pour the rising of concrete column template interior concreting face, microcontroller can be according to the concrete column template interior concreting face of waiting to pour and the change of the distance between the string bobbin base, the operating condition of automatic control motor, and then the shrink of control string section of thick bamboo and distance measuring sensor's position, realize the continuous pouring of concrete, concrete segregation phenomenon has been avoided appearing, concrete placement's closely knit degree and concrete column's quality have been guaranteed, when also having avoided adopting traditional string section of thick bamboo construction, the manual work is demolishd the difficult of a single section of thick bamboo one by one, mechanical cooperation has been reduced, operation labour saving and time saving, and the efficiency of pouring of concrete has been improved.
To sum up, the utility model relates to a rationally, simple structure, convenient to use is swift, can pour high automatic control string section of thick bamboo in real time according to the concrete and carry out the shrink, and then satisfies the flexible control of concrete free fall height among the concrete placement process, has avoided the concrete phenomenon of educing to appear effectively, has overcome present needs manual work simultaneously and has demolishd the single section string section of thick bamboo one by one, and the operation is wasted time and energy, needs machinery to last the cooperation construction, the problem that concrete placement is inefficient, and the practicality is strong, convenient to popularize and use.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a view taken along direction a of fig. 1.
Fig. 3 is a schematic circuit block diagram of the control module of the present invention.
Fig. 4 is a schematic circuit diagram of the distance measuring sensor of the present invention.
Fig. 5 is a schematic diagram of the circuit connection relationship between the motor driver and the motor according to the present invention.
Fig. 6 is a usage state diagram of the present invention.
Description of reference numerals:
1, stringing barrels; 2, a support frame; 3, a support plate;
4-a flange plate; 5-steel wire rope; 6, a motor;
7-a microcontroller; 8-motor driver; 9-a distance measuring sensor;
10-sensor connection line; 11-a transmission shaft; 12-a fixing frame;
13-a pulley; 14-a locking member; 14-1-telescoping inner tube;
14-2-a clamp; 14-3-bolt; 15-a hopper;
16-a limiting plate; and 17, pouring a concrete column template.
Detailed Description
As shown in fig. 1, fig. 2, fig. 3 and fig. 6, the present invention includes a string tube 1, a positioning mechanism disposed on the top end of the string tube 1 and used for positioning the string tube 1, and a control module disposed on the positioning mechanism and used for controlling the extension and retraction of the string tube 1, wherein the string tube 1 includes a plurality of single-section telescopic string tubes connected together end to end in sequence, and the plurality of single-section telescopic string tubes are connected through a flange 4;
the positioning mechanism comprises a support frame 2, a support plate 3 arranged on the support frame 2 and locking parts 14 arranged at four corners of the support frame 2, a feed opening communicated with the string barrel 1 is formed in the support plate 3, a hopper 15 is arranged on the feed opening, a driving mechanism for driving the string barrel 1 to stretch is arranged on the support plate 3, and the driving mechanism comprises a motor 6, a transmission shaft 11 in transmission connection with an output shaft of the motor 6, a steel wire rope 5 with one end wound on the transmission shaft 11 and used for hoisting the string barrel 1, and a sensor connecting wire 10 with one end wound on the transmission shaft 11 and used for hoisting the distance measuring sensor 9;
the control module comprises a microcontroller 7 arranged at the top of the support plate 3, the input end of the microcontroller 7 is connected with a distance measuring sensor 9 arranged at the bottom end of the string barrel 1, the output end of the microcontroller 7 is connected with a motor driver 8, the output end of the motor driver 8 is connected with the input end of a motor 6, the top of the support plate 3 is provided with a fixing frame 12 for a transmission shaft 11 to rotate and install, the flange plate 4 is uniformly provided with a plurality of through holes for the steel wire ropes 5 and the sensor connecting wires 10 to penetrate through, the other ends of the steel wire ropes 5 penetrate through the through holes and are fixed at the bottom end of the string barrel 1, one end of the sensor connecting wire 10 bypasses the transmission shaft 11 and is connected with the input end of the microcontroller 7, and the other end of the sensor;
in this embodiment, the string section of thick bamboo 1 that adopts forms for the concatenation of the flexible string section of thick bamboo of single section that a plurality of head and the tail linked together in proper order, and the constructor can select the flexible string section of thick bamboo of single section of thick bamboo of appropriate quantity to splice according to the height of the concrete column that actual need was pour, obtains the string section of thick bamboo 1 that satisfies construction requirement length, strong adaptability, and it is nimble convenient to use.
In the embodiment, the positioning mechanism is arranged at the top end of the string cylinder 1, on one hand, the support plate 3 arranged on the support frame 2 can provide an installation space for the control module and the driving mechanism, so that the structure of the telescopic string cylinder device is more compact, and the telescopic string cylinder device is convenient to install and store; on the other hand, the telescopic string barrel device is convenient for constructors to hoist and mount through the crane and to position and install.
In this embodiment, through setting up control module on positioning mechanism, along with waiting to pour the rising of concrete column template 17 interior concreting face, microcontroller 7 can be according to the change of waiting to pour concrete column template 17 interior concreting face and the distance between 1 bottom of string section of thick bamboo, automatic control motor 6's operating condition, and then control the shrink of string section of thick bamboo 1 and range sensor 9's position, realize the continuous pouring of concrete, the concrete segregation phenomenon has been avoided appearing, concrete placement's closely knit degree and concrete column's quality have been guaranteed, when also having avoided adopting traditional string section of thick bamboo construction, the manual work is demolishd the difficult of single section of string section of thick bamboo one by one, mechanical cooperation has been reduced, operation labour saving and time saving, and the efficiency of pouring of concrete has been improved.
In this embodiment, the cross sectional dimension of hopper 15 increases gradually from bottom to top, and when carrying out concrete placement, hopper 15 can effectively avoid the concrete that flows out from mobile concrete pump conveyer pipe exit end spills hopper 15, has guaranteed the clean and tidy of job site, simultaneously, has reduced the waste of concrete, and then resources are saved, reduction in production cost.
In this embodiment, the distance measuring sensor 9 may be a laser distance measuring sensor, an ultrasonic distance measuring sensor or an infrared distance measuring sensor.
In this embodiment, two ends of the single section of telescopic string barrel are both connected with flange plates 4.
As shown in fig. 1, 2 and 6, in this embodiment, the support frame 2 is a steel pipe support frame which is formed by enclosing four steel pipes and has a rectangular middle portion and on which the support plate 3 is installed, and the locking component 14 includes a telescopic inner pipe 14-1, one end of which extends into an end portion of the steel pipe and can be telescopic along a length direction of the steel pipe, a clamp 14-2 which is arranged at the other end of the telescopic inner pipe 14-1 and is close to one side of the string barrel 1, and a bolt 14-3 which is arranged on the clamp 14-2 in a penetrating manner.
In the embodiment, the locking parts 14 are connected to four corners of the steel tube support frame, so that the positioning mechanism can meet the use requirements of concrete columns to be poured in different sizes by adjusting the length of the telescopic inner tube 14-1 extending out of the end part of the steel tube, and the adaptability of the telescopic cylinder stringing device is improved.
In the embodiment, through the clamp 14-2 arranged on the telescopic inner pipe 14-1 and the bolt 14-3 penetrating through the clamp 14-2, after a constructor adjusts the length of the telescopic inner pipe 14-1 extending out of the end part of the steel pipe to be proper, the clamp 14-2 is clamped on a concrete column template 17 to be poured, and then the bolt 14-3 is screwed down, so that the installation of the support frame 2 can be completed; when the telescopic string drum device needs to be detached, the telescopic string drum device can be removed by the crane only by loosening the bolts 14-3, so that the operation is simple, and the use is convenient and quick.
As shown in fig. 1, 2 and 6, in this embodiment, the number of the steel wire ropes 5 is multiple, multiple steel wire ropes 5 are uniformly arranged along the circumferential direction of the string barrel 1, the transmission shaft 11 is provided with multiple limiting plates 16 for limiting the multiple steel wire ropes 5 wound on the transmission shaft 11, the number of the distance measuring sensors 9 is at least one, and the sensor connecting line 10 of one distance measuring sensor 9 is fixed to any one of the steel wire ropes 5.
In this embodiment, the number of the steel wire ropes 5 is at least three, and the three steel wire ropes 5 are uniformly distributed along the circumferential direction of the string barrel 1, so as to ensure the stability of the bottom end of the string barrel 1 in the process of extending away from the top end of the string barrel 1 or contracting near the top end of the string barrel 1, and further ensure the continuity of concrete pouring and the quality of concrete columns.
In this embodiment, sensor connecting wire 10 is fixed with an arbitrary wire rope 5, can be convenient for motor 6 drive transmission shaft 11 and rotate and coil around wire rope 5 and sensor connecting wire 10 on transmission shaft 11 simultaneously, and then guarantee that distance measuring sensor 9 can move up with a cluster section of thick bamboo 1 is synchronous, can prolong sensor connecting wire 10's life simultaneously.
In this embodiment, the number of the limiting plates 16 is plural, every two limiting plates 16 form a group, a limiting groove for limiting the steel wire rope 5 wound on the transmission shaft 11 and the sensor connection line 10 is formed, and the number of the limiting grooves is equal to the number of the steel wire ropes 5.
As shown in fig. 1, 2 and 6, in the present embodiment, pulleys 13 are provided on the support plate 3, the number of the pulleys 13 is equal to the number of the wire ropes 5, and the wire ropes 5 are wound on the transmission shaft 11 across the pulleys 13.
In this embodiment, set up the through-hole that supplies wire rope 5 and sensor connecting wire 10 to pass in the backup pad 3, pulley 13 sets up between through-hole and the transmission shaft 11 and be close to the through-hole, pulley 13 is close to the recess face of through-hole one side with the through-hole is close to the pore wall of pulley 13 one side and is located same straight line, is coiling wire rope 5 and sensor connecting wire 10 to the epaxial in-process of transmission, can pass through pulley 13 like this to prevent that wire rope 5 and sensor connecting wire 10 from directly wearing out backup pad 3 and coiling on transmission shaft 11, wearing and tearing appear easily in wire rope 5 and sensor connecting wire 10 and backup pad 3's contact department to can prolong wire rope 5 and sensor connecting wire 10's life.
In this embodiment, the pulley 13 is perpendicular to the connecting line between the limiting grooves and the transmission shaft 11, so that the plurality of steel wire ropes 5 can be ensured to ascend synchronously, and further the normal and stable extension and contraction of the string cylinder 1, the normal use of the telescopic string cylinder device and the normal pouring of concrete are ensured.
In the embodiment, the single-section telescopic string barrel is a canvas telescopic pipe, and the compression ratio of the canvas telescopic pipe is 1 (6-10).
In this embodiment, the flexible purpose of a string section of thick bamboo adoption canvas that singly economizes on electricity, the flexible weight of a string section of thick bamboo of canvas is lighter, is convenient for promote string section of thick bamboo 1 through motor 6, can reduce the consumption of motor 6 electric energy, and simultaneously, the canvas is firm resistant to roll over, and has good waterproof performance, can be adapted to concrete placement and use.
In the embodiment, the compression ratio of the canvas telescopic pipe is 1 (6-10), so that the minimum length of the string barrel 1 in a contraction state is not more than 2m, the vertical distance between the concrete pouring surface in the concrete column template 17 to be poured and the top end of the concrete column template 17 to be poured is not more than 2m, a gap is reserved between the concrete pouring surface and the bottom end of the string barrel 1, and the subsequent direct re-pouring through a concrete pump truck is facilitated.
As shown in fig. 4, in this embodiment, the microcontroller 7 is an STC89C52 microcontroller, the distance measuring sensor 9 is a SW-LDS30A laser distance measuring sensor, a GND pin of the distance measuring sensor 9 is grounded, a VCC pin of the distance measuring sensor 9 is connected to an output terminal of a 12V power supply, an RXD pin of the distance measuring sensor 9 is connected to a P3.0 pin of the microcontroller 7, and a TXD pin of the distance measuring sensor 9 is connected to a P3.1 pin of the microcontroller 7.
In the embodiment, the SW-LDS30A laser ranging sensor has the advantages of convenience in installation and debugging, high measurement precision, large measuring range, high response speed and the like, and is suitable for being used in a concrete pouring process.
As shown in fig. 5, in this embodiment, the motor driver 8 is a 3ND2283 motor driver, the motor 6 is a 130BYG350D motor, the PUL + pin of the motor driver 8 is connected to the P1.0 pin of the microcontroller 7, the DIR + pin of the motor driver 8 is connected to the P1.1 pin of the microcontroller 7, the ENA + pin of the motor driver 8 is connected to the P1.2 pin of the microcontroller 7, the PUL-pin, the DIR-pin, and the ENA-pin of the motor driver 8 are all grounded, and the U, V, W three-phase output terminal of the motor driver 8 is connected to the U, V, W three-phase input terminal of the motor 6.
The utility model discloses during the use, the concrete column that pours as required in advance highly selects the flexible string section of thick bamboo of single section of thick bamboo of appropriate quantity to splice, constitute the string section of thick bamboo 1 that satisfies construction requirement length, then, adopt the hoist to hang flexible string section of thick bamboo device to the top of waiting to water concrete column template 17, make the bottom of string section of thick bamboo 1 stretch into and wait to pour in the concrete column template 17, guarantee simultaneously that string section of thick bamboo 1 along the central line of direction of height with wait to pour the coincidence of the central line of concrete column template 17 along direction of height, and string section of thick bamboo 1 reaches when the maximum elongation string section of thick bamboo 1's bottom and wait to pour the first vertical interval between the bottom of concrete column template 17 and be no more than two meters, preferably, the value scope of first vertical interval is 1.5m ~ 2m, afterwards, install support frame 2 at the top of waiting to pour concrete column template 17.
After the telescopic tube stringing device is installed, water is sprayed to the inner side wall of the tube stringing 1 through the water pipe, the inner side wall of the tube stringing 1 is completely wet, then a conveying pipe of the concrete pump truck is inserted into the hopper 15, and the concrete pump truck is started to perform concrete pouring.
In the concrete pouring process, the distance measuring sensor 9 detects a second vertical distance between the bottom end of the string cylinder 1 and a concrete pouring surface in the concrete column template 17 to be poured, the detected second vertical distance is sent to the microcontroller 7, the microcontroller 7 compares and judges the obtained second vertical distance with a distance set value, when the second vertical distance detected by the distance measuring sensor 9 meets the distance set value, the microcontroller 7 controls the motor 6 to rotate through the motor driver 8, the motor 6 rotates to drive the transmission shaft 11 to rotate, the transmission shaft 11 rotates to wind the steel wire rope 5 and the sensor connecting wire 10 on the transmission shaft 11 to drive the bottom end of the string cylinder 1 to contract close to the top end of the string cylinder 1 until the contraction distance of the bottom end of the string cylinder 1 close to the top end of the string cylinder 1 is equal to the difference value between the first vertical distance and the second vertical distance, the microcontroller 7 controls the motor 6 to stop rotating through the motor driver 8; wherein the value range of the distance set value is 0.5 m-1 m; the upward moving distance of the bottom end of the string barrel 1 in unit time is equal to the upward moving distance of the concrete pouring surface in the concrete column template 17 to be poured in unit time;
when the third vertical distance between the concrete pouring surface in the concrete column template 17 to be poured and the top end of the concrete column template 17 to be poured is not more than 2m and a gap is reserved between the concrete pouring surface and the bottom end of the string barrel 1, the concrete pump truck stops pouring, the telescopic string barrel device is disassembled, finally, the conveying pipe of the concrete pump truck is directly inserted into the top of the concrete column template 17 to be poured, the concrete pump truck is started to perform re-pouring until the concrete pouring surface in the concrete column template 17 to be poured is flush with the top end of the concrete column template 17 to be poured, the concrete pump truck stops pouring, and pouring of the concrete column is completed.
In the embodiment, in the installation process of the telescopic string tube device, the center line of the string tube 1 in the height direction is superposed with the center line of the concrete column template 17 to be poured in the height direction, so that on one hand, the supporting frame 2 can be stressed uniformly, and the string tube 1 cannot incline in the concrete pouring process, thereby ensuring the normal pouring of concrete; on the other hand, the concrete flowing into the concrete column template 17 to be poured through the string barrel 1 can flow from the center of the concrete column template 17 to be poured to the periphery, the levelness of a concrete pouring surface in the concrete column template 17 to be poured is improved as much as possible, and the accuracy of the measured first vertical distance value is improved.
In this embodiment, it should be noted that the concrete column refers to a concrete column with a height of more than 5m, and the telescopic cylinder stringing device is not only suitable for casting the concrete column, but also suitable for casting other concrete structures.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.
Claims (7)
1. A flexible cluster section of thick bamboo device which characterized in that: the string tube comprises a string tube (1), a positioning mechanism and a control module, wherein the positioning mechanism is arranged at the top end of the string tube (1) and used for positioning the string tube (1), the control module is arranged on the positioning mechanism and used for controlling the string tube (1) to stretch, the string tube (1) comprises a plurality of single-section telescopic string tubes which are sequentially connected together end to end, and the single-section telescopic string tubes are connected through a flange plate (4);
the positioning mechanism comprises a support frame (2), a support plate (3) arranged on the support frame (2) and locking parts (14) arranged at four corners of the support frame (2), a feed opening communicated with the string barrel (1) is formed in the support plate (3), a hopper (15) is installed on the feed opening, a driving mechanism for driving the string barrel (1) to stretch is arranged on the support plate (3), the driving mechanism comprises a motor (6), a transmission shaft (11) in transmission connection with an output shaft of the motor (6), a steel wire rope (5) with one end wound on the transmission shaft (11) and used for hoisting the string barrel (1), and a sensor connecting wire (10) with one end wound on the transmission shaft (11) and used for hoisting the distance measuring sensor (9);
the control module comprises a microcontroller (7) arranged on the top of the support plate (3), the input end of the microcontroller (7) is connected with a distance measuring sensor (9) arranged at the bottom end of the tandem cylinder (1), the output end of the microcontroller (7) is connected with a motor driver (8), the output end of the motor driver (8) is connected with the input end of the motor (6), the top of the supporting plate (3) is provided with a fixed frame (12) for the transmission shaft (11) to be rotatably arranged, a plurality of through holes for the steel wire rope (5) and the sensor connecting wire (10) to penetrate are uniformly arranged on the flange plate (4), the other end of the steel wire rope (5) passes through the through hole and is fixed at the bottom end of the string cylinder (1), one end of the sensor connecting wire (10) bypasses the transmission shaft (11) and is connected with the input end of the microcontroller (7), the other end of the sensor connecting wire (10) penetrates through the through hole to be connected with the ranging sensor (9).
2. A telescopic stringing device as claimed in claim 1, wherein: the support frame (2) is a steel pipe support frame which is rectangular and provided with a support plate (3) to be installed at the middle part surrounded by four steel pipes, and the locking component (14) comprises a telescopic inner pipe (14-1) with one end extending into the end part of the steel pipe and capable of stretching along the length direction of the steel pipe, a clamp (14-2) arranged at the other end of the telescopic inner pipe (14-1) and close to one side of the string barrel (1), and a bolt (14-3) penetrating through the clamp (14-2).
3. A telescopic stringing device according to claim 1 or 2, characterized in that: the number of wire rope (5) is many, many wire rope (5) are evenly laid along a cluster section of thick bamboo (1) circumferencial direction, be provided with a plurality ofly on transmission shaft (11) and carry out spacing limiting plate (16) to many wire rope (5) of coiling on transmission shaft (11) respectively, the quantity of range finding sensor (9) is one at least, one sensor connecting wire (10) and arbitrary wire rope (5) of range finding sensor (9) are fixed.
4. A telescopic stringing device as claimed in claim 3, wherein: pulleys (13) are arranged on the supporting plate (3), the number of the pulleys (13) is equal to that of the steel wire ropes (5), and the steel wire ropes (5) cross the pulleys (13) and are wound on the transmission shaft (11).
5. A telescopic stringing device as claimed in claim 1, wherein: the single-section telescopic string barrel is a canvas telescopic pipe, and the compression ratio of the canvas telescopic pipe is 1 (6-10).
6. A telescopic stringing device as claimed in claim 1, wherein: microcontroller (7) is STC89C52 microcontroller, range finding sensor (9) are SW-LDS30A laser range finding sensor, the GND pin ground connection of range finding sensor (9), the VCC pin of range finding sensor (9) meets with the output of 12V power, the RXD pin of range finding sensor (9) meets with the P3.0 pin of microcontroller (7), the TXD pin of range finding sensor (9) meets with the P3.1 pin of microcontroller (7).
7. A telescopic stringing device according to claim 6, characterized in that: the motor driver (8) is a 3ND2283 motor driver, the motor (6) is a 130BYG350D motor, a PUL + pin of the motor driver (8) is connected with a P1.0 pin of the microcontroller (7), a DIR + pin of the motor driver (8) is connected with the P1.1 pin of the microcontroller (7), an ENA + pin of the motor driver (8) is connected with a P1.2 pin of the microcontroller (7), the PUL-pin, the DIR-pin and the ENA-pin of the motor driver (8) are all grounded, and a U, V, W three-phase output end of the motor driver (8) is connected with a U, V, W three-phase input end of the motor (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920713799.7U CN210263949U (en) | 2019-05-18 | 2019-05-18 | Telescopic string tube device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920713799.7U CN210263949U (en) | 2019-05-18 | 2019-05-18 | Telescopic string tube device |
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| CN210263949U true CN210263949U (en) | 2020-04-07 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112227718A (en) * | 2020-10-23 | 2021-01-15 | 中国水利水电第七工程局有限公司 | Concrete placement construction prevents discrete device |
| WO2023197598A1 (en) * | 2022-04-11 | 2023-10-19 | 中国路桥工程有限责任公司 | Concrete pouring anti-segregation flexible chain barrel |
-
2019
- 2019-05-18 CN CN201920713799.7U patent/CN210263949U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112227718A (en) * | 2020-10-23 | 2021-01-15 | 中国水利水电第七工程局有限公司 | Concrete placement construction prevents discrete device |
| CN112227718B (en) * | 2020-10-23 | 2021-09-21 | 中国水利水电第七工程局有限公司 | Concrete placement construction prevents discrete device |
| WO2023197598A1 (en) * | 2022-04-11 | 2023-10-19 | 中国路桥工程有限责任公司 | Concrete pouring anti-segregation flexible chain barrel |
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