CN108385688B - Building heat preservation quilt collecting and paving machine - Google Patents
Building heat preservation quilt collecting and paving machine Download PDFInfo
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- CN108385688B CN108385688B CN201810284063.2A CN201810284063A CN108385688B CN 108385688 B CN108385688 B CN 108385688B CN 201810284063 A CN201810284063 A CN 201810284063A CN 108385688 B CN108385688 B CN 108385688B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
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- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
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Abstract
The utility model provides a building heat preservation is received shop machine, it includes running gear, roll-up mechanism, conduction mechanism, tripod and laser centering appearance, through running gear driving machine at earth-rock dam storehouse face removal, through four sets of rolling wheels intermeshing, cooperation rotation and conduction mechanism's smooth transition, accomplish heat preservation quilt rolling and laying, measure and control the central line of heat preservation quilt through the laser centering appearance and correct the running track. The invention solves the problems that the original earth-rock dam thermal insulation quilt is paved by adopting manual paving, has high labor intensity, low efficiency, random paving and easy damage to the thermal insulation quilt, and has the characteristics of simple and compact structure, high paving efficiency, low labor intensity, convenient continuous construction and difficult damage to the thermal insulation quilt, and replaces manual paving and improves the thermal insulation quilt paving efficiency.
Description
Technical Field
The invention belongs to the technical field of earth-rock dam construction, and relates to a building heat preservation quilt collecting and paving machine.
Background
The earth-rock dam is one of main stream dam types, has the characteristics of strong foundation deformation adaptability, local material availability of filling materials, relatively simple dam body structure, convenient adoption of large-scale equipment for expanding flow production and the like, and is widely applied to hydropower construction in China. Along with the gradual migration of the 'main battlefield' of the hydropower construction of China to southwest areas, how to cope with construction difficulties such as plateau, low temperature, complex terrain and the like is also an important subject for research in hydropower construction. As the earth-rock dam has the advantages, the earth-rock dam is selected to have better safety and economy in planning and construction of modern hydropower projects in southwest areas of China.
Southwest of China belongs to alpine regions, the altitude is high, the temperature is low throughout the year and the weather is dry, earth and rockfill dam construction is carried out in the regions, and each link of the construction process is required to be strictly controlled in order to ensure the filling quality of the dam body. For example, the regulations prescribe that when the daily average air temperature is lower than 0 ℃, the construction is carried out according to the low-temperature season, and the antifreezing and heat-preserving measures of the filling materials are required. In the paving process of earth and rockfill dams in southwest areas of China, negative-temperature weather often occurs at night (the condition of temperature dip in daytime is not excluded), and in actual construction, people often adopt a mode of paving a heat preservation quilt in order to preserve heat of a rolled paving layer in time. The heat preservation quilt is similar to a carpet in appearance, is about 2-3 m wide and is tens of m or even hundreds of m long, and is unfolded along the axis of the dam in the laying process, and each heat preservation quilt is sequentially arranged along the dam surface, so that a heat preservation layer is formed on the dam surface to prevent the low-temperature damage of the rolled pavement layer caused by external low temperature.
The earth-rock dam has huge body, the width of the bin surface of the dam foundation part can reach hundreds of meters, and the process of low-temperature weather is a frequent process for the filling construction process of the earth-rock dam in southwest areas of China, so that the workload of laying and rolling up the heat preservation quilt is heavy. The work of collecting and paving the heat preservation quilt in actual construction is mainly completed by manpower, and the following defects are mainly existed in manual collecting and paving: the manual input amount is large, but the time consumption is long, which is not beneficial to the continuous construction of the earth-rock dam; the laying is not tidy enough, so that the heat preservation effect is poor; the heat preservation quilt is wound improperly, so that the heat preservation quilt is damaged.
Disclosure of Invention
The invention aims to solve the technical problem of providing a building heat-preservation quilt collecting and paving machine, which is compact in structure, adopts a travelling mechanism to roll on the warehouse surface of a earth-rock dam, a rolling mechanism to lay and roll the heat-preservation quilt, a conducting mechanism is used for assisting in collecting and paving the roll, a laser centering instrument is used for correcting the offset during travelling, guiding the travelling mechanism to adjust in time and operate according to the original set track direction, replaces manual laying, improves the heat-preservation quilt laying efficiency, is low in labor intensity, is convenient for continuous construction and is not easy to damage the heat-preservation quilt.
In order to solve the technical problems, the invention adopts the following technical scheme: the heat preservation quilt collecting and paving machine comprises a travelling mechanism which is supported on the bin surface of the earth-rock dam to stably and fixedly move, a rolling mechanism which is arranged in the machine and is used for collecting and paving the heat preservation quilt, a transmission mechanism which is used for transition of the heat preservation quilt in the collecting and paving process, and two laser centering instruments which are respectively arranged on a middle cover and a right-opposite tripod; the heat preservation winding mechanism is matched with the conduction mechanism and is used for rapidly winding and paving a heat preservation quilt; the laser centering instrument detects the offset generated in the running process in real time, guides the running mechanism to adjust in time, and runs according to the original set track direction.
The running mechanism comprises a front wheel and a rear wheel which are arranged on the base, a motor for providing power for the front wheel and a regulating and controlling gearbox for controlling the movement of the front wheel.
The winding mechanism comprises a winding wheel, an auxiliary roller and a cloth winding roller; the rolling wheels comprise a first rolling wheel, a second rolling wheel, a third rolling wheel and a fourth rolling wheel; the auxiliary rollers are positioned at two sides of the rotating rod at the rear part of the third rolling wheel; two ends of the cloth collecting roller are provided with a round guide plate and a clamping spring.
The conduction mechanism comprises a first conduction mechanism with an S-shaped section, a second conduction mechanism with a horizontal straight structure, a third conduction mechanism with an inclined structure and a fourth conduction mechanism with a concave outer inclined side.
The upper part of the base is provided with a front cover, a middle cover, a front middle cover rotating shaft, a rear cover and a shell; the front cover is covered on the upper part of the first winding wheel, the middle cover is covered on the upper parts of the third winding wheel and the fourth winding wheel, the rear cover is covered on the upper part of the cloth winding wheel, and the shell covers the two side surfaces of the base.
The two laser centering instruments are arranged on the tripod on the right opposite side, wherein the first laser centering instrument is arranged on the top of the middle cover; the first laser centering instrument comprises a first laser emitter on the left side and a second photoelectric lattice collector on the right side; the second laser centering instrument also comprises a second laser emitter and a photoelectric lattice collector.
The first rolling wheel is arranged in the front cover of the machine and is opposite to the second rolling wheel arranged at the front end of the shell; the fourth winding wheel is arranged in the mechanical middle cover and is opposite to the third winding wheel arranged in the middle of the shell.
The middle part of the heat preservation quilt used by the heat preservation quilt collecting and paving machine is provided with a central line; the front cover, the middle cover and the rear cover can be opened before the start of the folding and laying work, so that the installation of the heat preservation quilt is completed, and the center line of the heat preservation quilt is overlapped with the center line of the machine; and the upper heat preservation quilt and the lower heat preservation quilt are respectively paved in the process of paving the heat preservation quilt.
The first laser transmitter of the first laser centering instrument is opposite to the second photoelectric dot matrix collector of the second laser centering instrument, and the first photoelectric dot matrix collector of the first laser centering instrument is opposite to the second laser transmitter of the second laser centering instrument; the two laser centering instruments can respectively measure the propagation distance of the two lasers and the offset distance of the laser receiving points on the collector, judge whether the receiving and spreading machine is offset in operation, and calculate the offset to guide the indicated mechanical travelling mechanism to make timely adjustment.
The heat preservation quilt collecting and paving machine comprises a travelling mechanism which is supported on the bin surface of the earth-rock dam to stably and fixedly move, a rolling mechanism which is arranged in the machine and is used for collecting and paving the heat preservation quilt, a transmission mechanism which is used for transition of the heat preservation quilt in the collecting and paving process, and two laser centering instruments which are respectively arranged on a middle cover and a right-opposite tripod; the heat preservation winding mechanism is matched with the conduction mechanism and is used for rapidly winding and paving a heat preservation quilt; the laser centering instrument detects the offset generated in the running process in real time, guides the running mechanism to adjust in time, and runs according to the original set track direction. The device has the advantages that the device is compact in structure, the travelling mechanism drives the machine to move on the surface of the earth-rock dam, the rolling and paving of the heat-preserving quilt are completed through the mutual engagement of the four groups of rolling wheels, the cooperation of the rolling wheels and the smooth transition of the transmission mechanism, the running track is corrected through the central line of the laser centering instrument for measuring and controlling the heat-preserving quilt, the manual paving is replaced, the paving efficiency of the heat-preserving quilt is improved, the labor intensity is low, the continuous construction is convenient, and the heat-preserving quilt is not easy to damage.
In a preferred scheme, the travelling mechanism comprises a front wheel and a rear wheel which are arranged on a base, a motor for providing power for the front wheel and a regulating gearbox for controlling the movement of the front wheel. The front wheels 11 are combined with a regulating gearbox to form the main power drive for the mechanical transport, and during the mechanical movement, the aspects and the rotational speed of the front wheels can be changed at any time by using the regulating gearbox.
In a preferred scheme, the winding mechanism comprises a winding wheel, an auxiliary roller and a cloth winding roller; the rolling wheels comprise a first rolling wheel, a second rolling wheel, a third rolling wheel and a fourth rolling wheel; the auxiliary rollers are positioned at two sides of the rotating rod at the rear part of the third rolling wheel; two ends of the cloth collecting roller are provided with a round guide plate and a clamping spring. The structure is compact, the heat preservation quilt is taken in or out in the rotation process of the winding wheel, and the auxiliary roller is matched with the cloth winding wheel to rotate, so that smooth and orderly winding and laying are kept.
In a preferred scheme, the conduction mechanism comprises a first conduction mechanism with an S-shaped cross section, a second conduction mechanism with a horizontal straight structure, a third conduction mechanism with an inclined structure and a fourth conduction mechanism with a concave outer inclined side. Simple structure, convenient connection and installation, high structural strength, stable structure and stable operation.
In the preferable scheme, a middle line is arranged in the middle of the heat preservation quilt used by the heat preservation quilt collecting and paving machine. And the alignment is convenient when the second laser emitter is folded and paved, and the alignment is convenient for correction.
In a preferred scheme, the upper part of the base is provided with a front cover, a middle cover, a front middle cover rotating shaft, a rear cover and a shell; the front cover is covered on the upper part of the first winding wheel, the middle cover is covered on the upper parts of the third winding wheel and the fourth winding wheel, the rear cover is covered on the upper part of the cloth winding wheel, and the shell covers the two side surfaces of the base. Prevent other sundries from being wound in to influence the collection and the laying, and the operation is safe.
In a preferred scheme, the two laser centering instruments, wherein the first laser centering instrument is arranged at the top of the middle cover, and the second laser centering instrument is arranged on a tripod on the right opposite side; the first laser centering instrument comprises a first laser emitter on the left side and a first photoelectric lattice collector on the right side; the second laser centering instrument also comprises a second laser emitter and a second photoelectric lattice collector. The multipoint measurement is more accurate, the correction effect is better, and the collecting and spreading are more neat.
In a preferred scheme, the first winding wheel is arranged in the front cover of the machine and is opposite to the second winding wheel arranged at the front end of the shell; the fourth winding wheel is arranged in the mechanical middle cover and is opposite to the third winding wheel arranged in the middle of the shell. Compact structure, high transmission efficiency, and rapid winding and unwinding.
In the preferable scheme, a middle line is arranged in the middle of the heat preservation quilt used by the heat preservation quilt collecting and paving machine; the front cover, the middle cover and the rear cover can be opened before the start of the folding and laying work, so that the installation of the heat preservation quilt is completed, and the center line of the heat preservation quilt is overlapped with the center line of the machine; and the upper heat preservation quilt and the lower heat preservation quilt are respectively paved in the process of paving the heat preservation quilt. Simple structure fills heat preservation quilt convenient and fast, lays efficiently.
In a preferred scheme, a first laser emitter of the first laser centering instrument is opposite to a second photoelectric dot matrix collector of the second laser centering instrument, and the first photoelectric dot matrix collector of the first laser centering instrument is opposite to the second laser emitter of the second laser centering instrument; the two laser centering instruments can respectively measure the propagation distance of the two lasers and the offset distance of the laser receiving points on the collector, judge whether the receiving and spreading machine is offset in operation, and calculate the offset to guide the indicated mechanical travelling mechanism to make timely adjustment. The automatic control deviation correction is adopted, the running track is automatically adjusted, the degree of automation is high, and the winding and the laying are orderly.
The steps of laying and rolling are as follows:
step 1), the front cover and the middle cover of the machine are uncovered around the rotating shaft, and then the first rolling wheel arranged in the front cover and the fourth rolling wheel arranged on the middle cover are pulled and lifted;
step 2), lifting one end of the heat preservation quilt, spreading the heat preservation quilt from a first conduction mechanism at the forefront end of the machine, sequentially passing through a first winding wheel, a second winding wheel, a third winding wheel, a fourth winding wheel, auxiliary rollers, a second conduction mechanism, a third conduction mechanism and a fourth conduction mechanism, ensuring that the central line of the heat preservation quilt is aligned with the central line of the machine in the spreading process, and finally winding and fixing the end part of the heat preservation quilt on a detachable cloth winding roller;
step 3), a cloth collecting roller wound with a heat preservation quilt is arranged, a round guide plate and a clamping spring are adjusted, the distance between the guide plates is exactly equal to the width of the heat preservation quilt, and a front cover, a middle cover and a rear cover of the machine are closed.
Step 4), erecting a tripod at the position of the other end of the heat preservation quilt, which is a distance away from the central line extension line of the heat preservation quilt, and installing a second laser centering instrument, supporting the tripod, adjusting the telescopic joint to enable the height of the second laser centering instrument to be consistent with that of the first laser centering instrument, and rotating a tripod balance nut to enable the instrument to be leveled;
step 5), starting a first laser centering instrument and a second laser centering instrument, performing a first centering test, and if the results of the first centering test and the second centering test are found to be consistent, indicating that the initial centering adjustment is completed; if the detection results are inconsistent, properly adjusting according to the detection results until the detection results are completely centered;
step 6), firstly completing the rolling or reeling of the upper heat preservation quilt by the heat preservation quilt reeling and paving machine along the direction of the dam axis;
step 7), after the upper heat preservation quilt is rolled, a plurality of heat preservation quilt rolling and paving machines are adopted from the other bank of the dam body, and the rolling work of the lower heat preservation quilt is finished along the axis of the dam and in the opposite direction of the previous Step.
The utility model provides a building heat preservation is received shop machine, it includes running gear, roll-up mechanism, conduction mechanism, tripod and laser centering appearance, through running gear driving machine at earth-rock dam storehouse face removal, through four sets of rolling wheels intermeshing, cooperation rotation and conduction mechanism's smooth transition, accomplish heat preservation quilt rolling and laying, measure and control the central line of heat preservation quilt through the laser centering appearance and correct the running track. The invention solves the problems that the original earth-rock dam thermal insulation quilt is paved by adopting manual paving, has high labor intensity, low efficiency, random paving and easy damage to the thermal insulation quilt, and has the characteristics of simple and compact structure, high paving efficiency, low labor intensity, convenient continuous construction and difficult damage to the thermal insulation quilt, and replaces manual paving and improves the thermal insulation quilt paving efficiency.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partial schematic view of fig. 1.
Fig. 3 is a schematic structural view of the tripod and the laser centering instrument of the present invention.
Fig. 4 is a schematic view of the internal structure of the present invention.
Fig. 5 is a schematic diagram of a route for laying the heat preservation quilt according to the invention.
Fig. 6 is a schematic diagram of the process of winding the heat preservation quilt of the invention.
Fig. 7 is a schematic diagram of the present invention for calculating an operating offset using a laser centering instrument.
In the figure: the device comprises a base 1, a front wheel 11, a rear wheel 12, a front cover 13, a middle cover 14, a rear cover 15, a rear cover 16, a shell 17, a rolling wheel 21, a first rolling wheel 211, a second rolling wheel 212, a third rolling wheel 213, a fourth rolling wheel 214, an auxiliary roller 22, a cloth rolling wheel 23, a circular guide plate 231, a clamping spring 232, a first conduction mechanism 31, a second conduction mechanism 32, a third conduction mechanism 33, a fourth conduction mechanism 34, a first laser centering instrument 41, a first laser emitter 411, a first photoelectric lattice collector 412, a second laser centering instrument 42, a second laser emitter 421, a second photoelectric lattice collector 422, a tripod 5, a balance nut 51, a bracket 52, an expansion joint 53, a heat preservation quilt 6, a central line 61, an upper heat preservation quilt 62, a lower heat preservation quilt 63, a heat preservation quilt laying machine 7 and a ground dam rolled part 8.
Detailed Description
As shown in fig. 1 to 7, the heat preservation quilt collecting and paving machine comprises a travelling mechanism which supports stable and fixed movement on the surface of a soil and stone dam, a collecting mechanism which is arranged in the interior and is used for collecting and paving a heat preservation quilt, a transmission mechanism which is used for transition of the heat preservation quilt in the collecting and paving process, and two laser centering instruments which are respectively arranged on a middle cover and a tripod on the right opposite surface; the heat preservation winding mechanism is matched with the conduction mechanism and is used for rapidly winding and paving a heat preservation quilt; the laser centering instrument detects the offset generated in the running process in real time, guides the running mechanism to adjust in time, and runs according to the original set track direction. The device has the advantages that the device is compact in structure, the travelling mechanism drives the machine to move on the surface of the earth-rock dam, the rolling and paving of the heat-preserving quilt are completed through the mutual engagement of the four groups of rolling wheels, the cooperation of the rolling wheels and the smooth transition of the transmission mechanism, the running track is corrected through the central line of the laser centering instrument for measuring and controlling the heat-preserving quilt, the manual paving is replaced, the paving efficiency of the heat-preserving quilt is improved, the labor intensity is low, the continuous construction is convenient, and the heat-preserving quilt is not easy to damage.
In a preferred embodiment, the running gear comprises a front wheel 11 and a rear wheel 12 mounted on the base 1, and a motor for powering the front wheel and a regulating gearbox for controlling the movement of the front wheel. The front wheels 11 are combined with a regulating gearbox to form the main power drive for the mechanical transport, and during the mechanical movement, the aspects and the rotational speed of the front wheels can be changed at any time by using the regulating gearbox.
In a preferred scheme, the winding mechanism comprises a winding wheel 21, an auxiliary roller 22 and a cloth winding roller 23; the rolling wheels 21 comprise a first rolling wheel 211, a second rolling wheel 212, a third rolling wheel 213 and a fourth rolling wheel 214; the auxiliary rollers 22 are positioned at two sides of the rear rotating rod of the third rolling wheel 213; two ends of the cloth collecting roller 23 are provided with a circular guide plate 231 and a clamping spring 232. The structure is compact, the heat preservation quilt is taken in or out by the winding wheel 21 in the rotating process, and the auxiliary roller 22 is matched with the cloth winding roller 23 to rotate, so that smooth and orderly winding and laying are kept.
Preferably, the winding mechanism is composed of four groups of winding wheels, two auxiliary rollers 221, 222 and one winding roller 23.
Preferably, the first winding wheel 211 is installed inside the front cover 13 of the machine and comprises three rotating wheels and a driving belt, wherein the rotating wheels at the front end and the rear end are connected with rotating rods, and the surfaces of the rotating rods at the rear end are provided with insections, so that the whole first group of winding wheels 211 can be used for winding the heat-insulating quilt 6 into or out of the machine in the rotating process. The driving wheels in the first group of winding wheels are arranged on the rear-end rotating wheels, so that the first group of winding wheels are driven to rotate through the conveying belt.
Preferably, the second winding wheel 212 is opposite to the first winding wheel 211, and is installed in the housing 17 at the lower part of the machine, and further comprises three rotating rods, wherein the front rotating rod and the middle rotating rod are separated from the front rotating rod of the first winding wheel 211 by a distance of only one layer of heat insulation quilt, and are in a position relationship of approximate circumscribed, the most rotating rod is also in a position relationship of approximate circumscribed with the driving wheel rotating rod of the first winding wheel 211, and the three rotating rods are connected through a driving belt, so that the coordination of rotation is kept consistent. Since the second winding wheel 212 is not provided with a driving wheel drive, its rotational power is mainly provided by the meshing friction of the upper first winding wheel 211 opposite thereto.
Preferably, the third winding wheel 213 is mounted at the middle lower part in the machine housing 17, and mainly comprises four rotating wheels, wherein the middle two rotating wheels are not connected with the rotating rod, the rotating wheels at the top and the rear are both connected with the rotating rod, the larger diameter of the middle two rotating wheels is a driving wheel, the rotating power is provided for the whole winding wheel set, the other middle rotating wheel with smaller diameter only plays a role in assisting the rotating direction, and the surface of the rotating rod at the top is provided with insections, so that slipping does not occur in the process of conveying the heat preservation quilt 6.
Preferably, the fourth winding wheel 214 includes two rotating rods mounted inside the mechanical middle cover 14, the two rotating rods of the fourth winding wheel are located above the top rotating rod of the third winding wheel 213 and are in a position relationship approximately circumscribed with the top rotating rod of the third winding wheel, the two rotating rods are connected by a driving belt, no driving wheel is disposed in the fourth winding wheel 214, and the power of the driving wheel is provided by the meshing friction force of the third winding wheel 213.
Preferably, the two auxiliary rollers are installed at the rear lower part in the machine housing 17 and just separately arranged at two sides of the rotating rod at the rear part of the third winding wheel, the two auxiliary rollers rotate under the drive of the transmission of the heat preservation quilt 6 and cooperate with the rotation of the rotating rod at the rear part of the third winding wheel to further smoothly and orderly drive the heat preservation quilt to the cloth winding roller 23, and meanwhile, when the heat preservation quilt passes through the three, impurities such as earth and stone attached to the heat preservation quilt can be removed due to mutual winding and extrusion, so that the cleanness of the heat preservation quilt is ensured.
Preferably, the cloth winding roller 23 is mounted in the housing 17 on the upper portion of the attached roller, two ends of the cloth winding roller 23 are provided with circular guide plates 231, the circular guide plates 231 have a certain radius width and are used for being orderly clamped around the cloth winding roller 23 when the heat preservation quilt is wound, clamping springs 232 are further arranged on the outer sides of the circular guide plates 231, so that the clamping distance between the two circular guide plates can be conveniently adjusted to adapt to the heat preservation quilts with different widths, the cloth winding roller 23 is a detachable member and is mounted between the circular guide plates 231 when the heat preservation quilt is wound each time, when one heat preservation quilt is wound, the heat preservation quilt is detached together with the heat preservation quilt wound on the circular guide plates 231 and is reasonably placed at the place where the heat preservation quilt is to be laid, and when the heat preservation quilt is needed to be laid, the cloth winding roller around the heat preservation quilt is reversely mounted again. The cloth collecting roller 23 is provided with a driving rotating device, and the rotating speed and the rotating direction can be adjusted during working, so that the rolling or laying speed of the heat preservation quilt is consistent with the mechanical walking speed.
In a preferred embodiment, the conducting means comprises a first conducting means 31 with an "S" shaped cross section, a second conducting means 32 with a horizontal flat structure, a third conducting means 33 with an inclined structure, and a fourth conducting means 34 with an "concave" outer inclined. Simple structure, convenient connection and installation, high structural strength, stable structure and stable operation.
Preferably, the second conducting mechanism 32 is arranged between the rotating rods in front of and behind the first winding wheel 211, and is used for flattening the heat insulation quilt just entering the machine; then a slope-shaped third conduction mechanism 33 is arranged between the first winding wheel, the second winding wheel, the third winding wheel and the fourth winding wheel; the fourth conduction mechanism 34 is concave, the guide plates at the two sides of the fourth conduction mechanism are used for smooth transition of the heat preservation quilt, the guide plates at the lower side are tightly attached to the auxiliary rollers, impurities on the heat preservation quilt can be clearly removed, and the heat preservation quilt is conducted to the guide plates of the mechanism, and the two sides of the guide plates are provided with clamping grooves, so that the heat preservation quilt is prevented from deflecting when moving in the guide plates.
In a preferred scheme, a middle line 61 is arranged in the middle of the heat preservation quilt 6 used by the heat preservation quilt collecting and paving machine. The center line 61 is sprayed on the surface of the heat preservation quilt 6, so that preliminary centering adjustment is facilitated before the heat preservation quilt is folded and laid by adopting a machine. On the other hand, when the heat preservation and laying work is carried out, the heat preservation quilt is required to be carried out in a layered interval laying method. The layered interval folding method is that the heat preservation quilt of the whole dam face is folded in two layers, a certain interval is reserved between the heat preservation quilt strips of the same layer, and the interval distance is slightly smaller than the width of the heat preservation quilt, so that a certain overlap joint width is ensured between the upper heat preservation quilt and the lower heat preservation quilt, and the heat preservation effect of the heat preservation quilt is improved. Centering is facilitated for alignment with the second laser transmitter 421 for correction.
In a preferred scheme, the upper part of the base 1 is provided with a front cover 13, a middle cover 14, a rear cover 15, a rear cover 16 and a shell 17; the front cover 13 covers the upper part of the first winding wheel 211, the middle cover 14 covers the upper parts of the third winding wheel 213 and the fourth winding wheel 214, the rear cover 16 covers the upper part of the cloth winding wheel 23, and the outer shell 17 covers the two side surfaces of the base 1. Prevent other sundries from being wound in to influence the collection and the laying, and the operation is safe.
Preferably, the front cover 13 and the middle cover 14 are connected by a rotating shaft 15, so that the first winding wheel and the fourth winding wheel on the upper part of the machine are uncovered before each time of the heat preservation quilt winding work, thereby facilitating the preliminary installation of the heat preservation quilt. The rear cover 16 is arranged above the cloth collecting roller 23 and is connected with the mechanical shell through a rotating shaft, the rear cover 16 can be put on a heat preservation quilt wound outside the cloth collecting roller 23 due to self weight, the heat preservation quilt can be further flattened, and meanwhile, the rear cover 16 is uncovered, so that the cloth collecting roller 23 can be conveniently installed and detached.
Preferably, the laser centering instrument comprises two parts, wherein one part is installed at the center of the top of the mechanical middle cover 14 and is opposite to the other part of the second laser centering instrument 42 erected on the tripod, and the first laser centering instrument 41 is arranged at the center of the top of the mechanical middle cover 14.
In a preferred scheme, the two laser centering instruments, wherein a first laser centering instrument 41 is arranged at the center of the top of the middle cover 14, and a second laser centering instrument 42 is arranged on the tripod 5 on the right opposite side; the first laser centering instrument 41 comprises a first laser transmitter 411 on the left side and a first photoelectric lattice collector 412 on the right side; the second laser centering device 42 also includes a second laser transmitter 421 and a second photo-electric lattice collector 422. The multipoint measurement is more accurate, the correction effect is better, and the collecting and spreading are more neat.
In a preferred embodiment, the first winding wheel 211 is mounted in the mechanical front cover 13 opposite to the second winding wheel 212 mounted at the front end of the housing 17; the fourth reel 214 is mounted in the machine cover 14 opposite the third reel 213 mounted in the middle of the housing 17. Compact structure, high transmission efficiency, and rapid winding and unwinding.
In a preferred scheme, the front cover 13, the middle cover 14 and the rear cover 15, which are provided with the center line 61 at the middle part of the heat preservation quilt 6 used by the heat preservation quilt folding and laying machine, can be opened before folding and laying work is started, and the installation of the heat preservation quilt 6 is completed, so that the center line 61 of the heat preservation quilt is overlapped with the center line of the machine; the upper heat preservation quilt 62 and the lower heat preservation quilt 63 are respectively paved in the process of folding and paving the heat preservation quilt 6. Simple structure fills heat preservation quilt 6 convenient and fast, lays efficiently.
In a preferred embodiment, the first laser centering device 41 is the first laser centering deviceThe first laser emitter 411 is opposite to the second photoelectric dot matrix collector 422 of the second laser centering instrument 42, and the photoelectric dot matrix collector 412 of the first laser centering instrument 41 is opposite to the second laser emitter 421 of the second laser centering instrument 42; the two laser centering instruments can respectively measure the propagation distance of the two lasers and the offset distance of the laser receiving points on the collector, judge whether the receiving and spreading machine is offset in operation, and calculate the offset to guide the indicated mechanical travelling mechanism to make timely adjustment. The laser centering instruments 41 and 42 mainly comprise laser emitting components 411 and 421 and photoelectric lattice collectors 412 and 422 for receiving laser, wherein the laser emitting components and the photoelectric lattice collectors are symmetrically arranged, and the distances from the centers of the laser emitting components and the photoelectric lattice collectors to the symmetry axis are consistent with each other and are d. Since the first laser centering device 41 and the second laser centering device 42 are oppositely arranged, when in use, the laser of the first laser centering device 41 can be captured by the second laser centering device photoelectric lattice collector 422 after being emitted, and the laser emitted by the second laser centering device laser emitter 421 can be obtained by the first laser centering device electric lattice collector 412, which comprises the propagation distance L of the two lasers 1 And L 2 Offset distance d of laser receiving points on two photoelectric lattice collectors 1 And d 2 The physical quantity is calculated and analyzed through a calculation module in the laser centering instrument, so that whether the machine is offset in the running process can be judged, the offset angle theta and the offset distance delta d are further calculated, the running mechanism of the machine is further controlled to be adjusted in time, and the machine is guided to return to the originally set forward track rapidly. The laser centering instrument can ensure that the machine moves along the original positive track in the walking process, further avoid the phenomena of deviation, blocking, and the like of the heat preservation quilt in the folding and laying process, and ensure the high efficiency and the uniformity of the folding and laying of the heat preservation quilt.
Preferably, the measurement and calculation of the offset in the mechanical movement process of the heat preservation quilt winding can be realized by the cooperation detection of the first laser centering instrument 41 and the second laser centering instrument 42, and the specific realization principle is as follows:
preferably, when the propagation distance L of the two lasers is measured 1 、L 2 And laser in-acquisitionOffset distance d on the device 1 、d 2 The following relationships are satisfied:and the two laser centering instruments are in centering relation, and the heat preservation quilt winding machine does not deviate in the walking process;
preferably, when the propagation distance L of the two lasers is measured 1 、L 2 And offset distance d of laser on collector 1 、d 2 The following relationships are satisfied:and that the two laser centers are in a positive relationship, but translated. If d 1 ＞d 2 Then indicate the mechanical direction d 1 The sides are translated and moved a distance of: Δd=d 1 -d 2 The method comprises the steps of carrying out a first treatment on the surface of the Vice versa;
preferably, when the propagation distance L of the two lasers is measured 1 、L 2 And offset distance d of laser on collector 1 、d 2 The following relationships are satisfied:and d 1 Or d 2 Equal to the center distance d, if d 1 D, describes the mechanical direction d 2 The sides are deflected and vice versa. Meanwhile, according to the deflection diagram shown in fig. 7- (d), the magnitude of the deflection angle θ at this time can be calculated using the measured physical quantity, and the calculation expression thereof is:
preferably, considering that the degree of deflection angle θ is small, according to the approximation principle: sin θ≡tan θ≡θ, the solution of deflection angle θ is:
in a preferred scheme, the steps of laying and rolling are as follows:
step 1), the mechanical front cover 13 and the middle cover 14 are both uncovered around the rotation shaft 15, and then the first winding wheel 211 installed in the front cover 13 and the fourth winding wheel 214 installed on the middle cover 14 are both pulled and lifted;
step 2), lifting one end of the heat preservation quilt, spreading the heat preservation quilt from a first conduction mechanism 31 at the forefront end of the machine, sequentially passing through a first winding wheel, a second winding wheel, a third winding wheel, a fourth winding wheel, auxiliary rollers, a second conduction mechanism, a third conduction mechanism and a fourth conduction mechanism, ensuring that a central line 61 of the heat preservation quilt is aligned with a central line of the machine in the spreading process, and finally winding and fixing the end part of the heat preservation quilt 6 on a detachable cloth winding roller 23;
step 3), a cloth collecting roller 23 wound with a heat preservation quilt is arranged, a round guide plate 231 and a clamping spring 232 are adjusted, the distance between the guide plates is just equal to the width of the heat preservation quilt, and a front cover, a middle cover and a rear cover of the machine are closed.
Step 4), erecting a tripod 5 at the position of the other end of the heat preservation quilt 6, where the central line 61 of the heat preservation quilt extends for a certain distance, installing a second laser centering instrument 42, supporting a tripod bracket 52, adjusting an expansion joint 53 to enable the height of the second laser centering instrument 42 to be consistent with the height of the first laser centering instrument 41, and rotating a tripod balance nut 51 to enable the instrument to be leveled;
step 5), starting the first laser centering instrument 41 and the second laser centering instrument 42 to perform a first centering test, and if the checking results of the first laser centering instrument and the second laser centering instrument are consistent, indicating that the initial centering adjustment is completed; if the detection results are inconsistent, properly adjusting according to the detection results until the detection results are completely centered;
step 6), the heat preservation quilt rolling machine 7 finishes the rolling or reeling of the upper heat preservation quilt 62 along the direction of the dam axis;
step 7), after the upper heat preservation quilt 62 is rolled, a plurality of heat preservation quilt rolling and paving machines 7 are adopted from the other bank of the dam body, and the rolling work of the lower heat preservation quilt 63 is finished along the axis of the dam and in the opposite direction of the previous Step.
As described above, the heat preservation quilt rolling and paving machine is characterized in that when in operation, the travelling mechanism drives the base to roll along the earth-rock dam, the four groups of rolling wheels are mutually meshed, matched with each other to rotate and smoothly transition the conducting mechanism, so that the rolling and paving of the heat preservation quilt are completed, and the central line of the heat preservation quilt is measured and controlled by the laser centering instrument to correct the running track. The driving wheel in the first group of winding wheels is arranged on the rear end rotating wheel, and the conveyor belt drives the first group of winding wheels to rotate. The first set of take-up wheels 211 takes the insulation quilt 6 in and out of the machine during rotation. The conveyor belt drives the first group of winding wheels to rotate. The rotating rods are in an approximately circumscribed position relation with the driving wheel rotating rods of the first winding wheel 211, and the three rotating rods are connected through a transmission belt to keep the coordination of rotation. The second take-up wheel 212 is not provided with a driving wheel drive, and its rotational power is provided by the meshing friction of the upper first take-up wheel 211 opposite thereto. The middle two rotating wheels of the third rolling wheel 213 are not connected with the rotating rod, the rotating wheels at the top and the rear are connected with the rotating rod, the middle two rotating wheels are driving wheels, the whole rolling wheel set is provided with rotating power, the other middle rotating wheel only plays a role in assisting the rotating direction, the surface of the rotating rod at the top is provided with insections, and slipping does not occur in the process of conveying the heat preservation quilt 6. The fourth winding wheel is in an approximately circumscribed position relationship, the two rotating rods are connected by a transmission belt, the fourth winding wheel 214 is not provided with a driving wheel, and the power of the fourth winding wheel is provided by the meshing friction force of the third winding wheel 213. The two auxiliary rollers rotate under the drive of the heat preservation quilt 6, and are matched with the rotation of the rotating rod at the rear part of the third rolling wheel to smoothly and orderly drive the heat preservation quilt to the cloth collecting roller rolling wheel 23, and meanwhile, when the heat preservation quilt passes through the three rollers, impurities such as soil and stone attached to the heat preservation quilt are removed due to mutual winding and extrusion, so that the heat preservation quilt is ensured to be clean. The cloth collecting roller 23 is used for neatly clamping the cloth collecting roller 23 when collecting the heat-insulating quilt, the outer side of the round guide plate 231 is also provided with a clamping spring 232, so that the clamping distance between the two round guide plates can be conveniently adjusted to adapt to the heat-insulating quilts with different widths, the cloth collecting roller 23 is provided with a driving rotating device, and the rotating speed and the rotating direction can be adjusted during working, so that the collecting or laying speed of the heat-insulating quilts are consistent with the mechanical walking speed. The second conductive mechanism 32 is used to flatten the insulation just entering the machine. The front cover 13 and the middle cover 14 are connected through a rotating shaft 15, and the first winding wheel and the fourth winding wheel are uncovered on the upper part of the machine before the heat preservation quilt is folded and laid, so that the heat preservation quilt is initially installed. The rear cover 16 is put on the heat-insulating quilt wound outside the cloth collecting roller 23 due to its own weight, so as to further flatten the heat-insulating quilt. The first laser transmitter 411 of the first laser centering instrument 41 is opposite to the second photoelectric dot matrix collector 422 of the second laser centering instrument 42, and the photoelectric dot matrix collector 412 of the first laser centering instrument 41 is opposite to the second laser transmitter 421 of the second laser centering instrument 42; the two laser centering instruments can respectively measure the propagation distance of the two lasers and the offset distance of the laser receiving points on the collector, judge whether the receiving and spreading machine is offset in operation, and calculate the offset to guide the indicated mechanical travelling mechanism to make timely adjustment. The heat preservation quilt is high in laying efficiency, low in labor intensity, convenient to construct continuously and not easy to damage, and the heat preservation quilt is laid by replacing manual work.
The foregoing embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without collision. The protection scope of the present invention is defined by the claims, and the protection scope includes equivalent alternatives to the technical features of the claims. I.e., equivalent replacement modifications within the scope of this invention are also within the scope of the invention.
Claims (4)
1. The utility model provides a building heat preservation quilt receipts shop machine which characterized in that: the device comprises a travelling mechanism which supports stable movement on the surface of a earth-rock dam, a rolling mechanism which is arranged in the travelling mechanism and used for rolling up and paving a heat preservation quilt, a transmission mechanism which is used for transition of the heat preservation quilt in the rolling up and paving process, and two laser centering instruments which are respectively arranged on a middle cover and a right-to-face tripod; the winding mechanism is matched with the conduction mechanism and is used for rapidly winding and paving the heat preservation quilt; the laser centering instrument detects the offset generated in the running process in real time, guides the running mechanism to adjust in time and runs according to the original set track direction;
the travelling mechanism comprises a front wheel (11) and a rear wheel (12) which are arranged on a base (1), a motor for providing power for the front wheel and a regulating and controlling gearbox for controlling the movement of the front wheel;
the winding mechanism comprises a winding wheel (21), an auxiliary roller (22) and a cloth winding roller (23); the rolling wheels (21) comprise a first rolling wheel (211), a second rolling wheel (212), a third rolling wheel (213) and a fourth rolling wheel (214); the auxiliary rollers (22) are positioned at two sides of the rear rotating rod of the third rolling wheel (213); two ends of the cloth collecting roller (23) are provided with a circular guide plate (231) and a clamping spring (232);
the conduction mechanism comprises a first conduction mechanism (31) with an S-shaped section, a second conduction mechanism (32) with a horizontal flat structure, a third conduction mechanism (33) with an inclined structure and a fourth conduction mechanism (34) with a concave outer inclined side;
the upper part of the base (1) is provided with a front cover (13), a middle cover (14), a rotating shaft (15), a rear cover (16) and a shell (17); the front cover (13) is covered on the upper part of the first winding wheel (211), the middle cover (14) is covered on the upper parts of the third winding wheel (213) and the fourth winding wheel (214), the rear cover (16) is covered on the upper part of the cloth winding wheel (23), and the shell (17) is covered on two side surfaces of the base (1);
the two laser centering instruments are characterized in that a first laser centering instrument (41) is arranged in the center of the top of the middle cover (14), and a second laser centering instrument (42) is arranged on a tripod (5) which is opposite to the first laser centering instrument; the first laser centering instrument (41) comprises a first laser transmitter (411) on the left side and a first photoelectric lattice collector (412) on the right side; the second laser centering instrument (42) also comprises a second laser emitter (421) and a second photoelectric lattice collector (422);
the first rolling wheel (211) is arranged in the mechanical front cover (13) and is opposite to the second rolling wheel (212) arranged at the front end of the shell (17); the fourth winding wheel (214) is arranged in the mechanical middle cover (14) and is opposite to the third winding wheel (213) arranged in the middle of the shell (17).
2. The building insulation quilt cover machine according to claim 1, wherein: a central line (61) is arranged in the middle of the heat preservation quilt (6) used by the heat preservation quilt collecting and paving machine; the front cover (13), the middle cover (14) and the rear cover (16) can be opened before the start of the folding and laying work, so that the installation of the heat preservation quilt (6) is completed, and the center line (61) of the heat preservation quilt is overlapped with the center line of the machine; the heat preservation quilt (6) is respectively paved with an upper heat preservation quilt (62) and a lower heat preservation quilt (63) in the paving process.
3. The building insulation quilt cover machine according to claim 1, wherein: the first laser emitter (411) of the first laser centering instrument (41) is opposite to the second photoelectric dot matrix collector (422) of the second laser centering instrument (42), and the photoelectric dot matrix collector (412) of the first laser centering instrument (41) is opposite to the second laser emitter (421) of the second laser centering instrument (42); the two laser centering instruments can respectively measure the propagation distance of the two lasers and the offset distance of the laser receiving points on the collector, judge whether the receiving and spreading machine is offset in operation, and calculate the offset to guide the indicated mechanical travelling mechanism to make timely adjustment.
4. The building heat preservation quilt collecting and paving machine according to any one of claims 1-3, wherein the paving and rolling steps are as follows:
step 1), the mechanical front cover (13) and the mechanical middle cover (14) are both uncovered around the rotating shaft (15), and then the first rolling wheel (211) arranged in the front cover (13) and the fourth rolling wheel (214) arranged on the middle cover (14) are pulled and lifted;
step 2), lifting one end of the heat preservation quilt, spreading the heat preservation quilt from a first conduction mechanism (31) at the forefront end of the machine, sequentially passing through a first winding wheel, a second winding wheel, a third winding wheel, a fourth winding wheel, auxiliary rollers, a second conduction mechanism, a third conduction mechanism and a fourth conduction mechanism, ensuring that a middle line (61) of the heat preservation quilt is aligned with the middle line of the machine in the spreading process, and finally winding and fixing the end part of the heat preservation quilt (6) on a detachable cloth winding roller (23);
step 3), a cloth collecting roller (23) around which the heat preservation quilt is wound is arranged, a round guide plate (231) and a clamping spring (232) are adjusted to ensure that the distance between the guide plates is just equal to the width of the heat preservation quilt, and a front cover, a middle cover and a rear cover of the machine are closed;
step 4), erecting a tripod (5) on a position of a central line (61) of the heat preservation quilt at the other end of the heat preservation quilt (6) extending a certain distance, installing a second laser centering instrument (42), supporting a tripod bracket (52), adjusting an expansion joint (53) to enable the height of the second laser centering instrument (42) to be consistent with the height of the first laser centering instrument (41), and rotating a tripod balance nut (51) to enable the instrument to be leveled;
step 5), starting a first laser centering instrument (41) and a second laser centering instrument (42), performing a first centering test, and if the checking results of the first laser centering instrument and the second laser centering instrument are consistent, indicating that the initial centering adjustment is completed; if the detection results are inconsistent, properly adjusting according to the detection results until the detection results are completely centered;
step 6), firstly completing the rolling or reeling of the upper heat preservation quilt (62) along the direction of the dam axis by the heat preservation quilt reeling and paving machine (7);
step 7), after the upper heat preservation quilt (62) is rolled, a plurality of heat preservation quilt rolling and paving machines (7) are adopted from the other bank of the dam body, and the rolling work of the lower heat preservation quilt (63) is finished along the axis of the dam and in the opposite direction in the previous Step.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810284063.2A CN108385688B (en) | 2018-04-02 | 2018-04-02 | Building heat preservation quilt collecting and paving machine |
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| CN201810284063.2A CN108385688B (en) | 2018-04-02 | 2018-04-02 | Building heat preservation quilt collecting and paving machine |
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| CN108385688B true CN108385688B (en) | 2023-08-01 |
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| JP5998076B2 (en) * | 2013-02-12 | 2016-09-28 | 大成建設株式会社 | Automatic seat laying cart |
| CN104074171B (en) * | 2014-06-30 | 2016-04-13 | 中国电建集团贵阳勘测设计研究院有限公司 | For the insulation quilt on severe cold cold weather concrete dam and mounting method thereof and device |
| CN106968682A (en) * | 2017-05-23 | 2017-07-21 | 合肥工业大学 | Push-bench automatic error correction control system and its method based on photosensor arrays |
| CN208251105U (en) * | 2018-04-02 | 2018-12-18 | 三峡大学 | Building heat preservation is received paving machine |
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