CN112252137A - Heat preservation device of concrete surface course for road surface construction winter - Google Patents
Heat preservation device of concrete surface course for road surface construction winter Download PDFInfo
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- CN112252137A CN112252137A CN202011170412.1A CN202011170412A CN112252137A CN 112252137 A CN112252137 A CN 112252137A CN 202011170412 A CN202011170412 A CN 202011170412A CN 112252137 A CN112252137 A CN 112252137A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/14—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces for heating or drying foundation, paving, or materials thereon, e.g. paint
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Abstract
The utility model relates to a heat preservation device of concrete surface course for road surface construction winter, the technical field who belongs to road surface construction winter, it includes the heat supply subassembly, adjusting part, temperature probe and support, the heat supply subassembly includes copper pipe and heat supply wind portion, the copper pipe is spread in the concrete bottom, heat supply wind portion is to copper intraductal heat supply wind, adjusting part includes the mounting panel, the heat supply pipe, dog and drive division, copper pipe and mounting panel cavity intercommunication, the heat supply pipe slides on the mounting panel, the dog slides respectively in the cavity both ends and control the intercommunication between copper pipe and the cavity, the drive division is used for the drive to correspond sliding of dog, the gas outlet has been seted up to the one end that the mounting panel was kept away from to the copper pipe, temperature probe sets up in the copper pipe, a. When temperature probe detected that the temperature of concrete which side was low, heat supply pipe and dog slided, and drive heat supply wind portion provided hot-blast to the heat supply pipe in, heated the lower department of concrete temperature, reduced the concrete because the low crack that produces of temperature has improved the efficiency of construction.
Description
Technical Field
The application relates to the field of winter pavement construction, in particular to a heat preservation device for a concrete surface layer for winter pavement construction.
Background
At present, when a road surface is constructed, a subbase layer, a base layer and a surface layer are generally required to be paved, when a concrete surface layer is paved, an operation surface is firstly cleaned, then a sample is placed and a template is installed, concrete is mixed and transported, then pouring is carried out in the template, then a paver is used for paving the concrete, the concrete is leveled to form the road surface, and finally the concrete is maintained.
Because the quality of the concrete is good and bad, the quality safety of the whole construction engineering is concerned, and the concrete strength can be improved only by adopting systematic management on the concrete construction in winter construction. The concrete can be gradually set and hardened until the final strength is obtained, and the cement hydration speed is mainly changed along with the temperature except for the composition materials and the mixing ratio of the concrete.
Therefore, the inventor believes that when the outdoor concrete pavement is constructed in winter, the temperature is low due to cold, and the water content of the concrete is large, so that after the concrete pavement is laid, the concrete pavement is easily frozen, cracks are generated, the concrete pavement is damaged, and the construction efficiency is low.
Disclosure of Invention
In order to reduce the concrete because the low crack that produces of temperature to lead to the low problem rate of efficiency of construction, this application provides a heat preservation device of concrete surface course for winter road surface construction.
The application provides a pair of concrete surface's heat preservation device for winter road surface construction adopts following technical scheme:
the heat preservation device comprises a heat supply assembly, an adjusting assembly and a temperature probe, wherein the heat supply assembly comprises a plurality of copper pipes and a heat supply air part, the copper pipes are arranged at the bottom of concrete along the paving direction of a road surface, the axis direction of the copper pipes is perpendicular to the paving direction of the road surface, the heat supply air part is arranged on the road surface and used for supplying hot air to the copper pipes, the adjusting assembly comprises a mounting plate, heat supply pipes, two stoppers and a driving part, cavities are arranged in the mounting plate, one end of each copper pipe is communicated with the cavities, the heat supply pipes horizontally slide on the mounting plate and are communicated with the cavities, the stoppers respectively horizontally slide at the two ends of the cavities and are used for controlling the communication between the copper pipes and the cavities, the driving parts are respectively arranged at the two ends of the cavities, and the driving part is used for driving the corresponding stoppers to slide, the one end of copper pipe far away from the mounting panel has seted up the gas outlet, temperature probe sets up in the copper pipe to be used for detecting the temperature of concrete.
By adopting the technical scheme, because the distribution of the water content in the concrete is uneven, when the temperature probes detect that the temperatures of the middle part and the two side parts of the concrete are lower than the normal concrete temperature, the hot air supply part is started to supply hot air to the cavity, then the driving part is started, the driving part drives the corresponding stop dog to move towards the direction far away from the heat supply pipe, so that the hot air enters the copper pipe to preserve heat for the concrete, when the temperature of the concrete far away from the middle part is lower and the temperatures of the other parts are normal, the driving part on one side with the normal temperature is started, so that the stop dog is driven to move towards the side with the lower temperature, the stop dog shields the copper pipe inlet close to the normal temperature of the lower-temperature part, so that the hot air enters the copper pipe with the lower temperature, the temperature of the concrete is kept balanced, and the cracks of the concrete caused by the low temperature are reduced, thereby improving the construction efficiency.
Optionally, the drive division includes two transmission wheels, transmission band and flabellum, two the equal level of transmission wheel rotates in the one end of cavity, the flabellum is with the coaxial fixed connection of one end of one of them transmission wheel, two transmission are taken turns to the transmission band cover is located to the circulation transmission is in the cavity, the dog is fixed in the one end of keeping away from the heat supply pipe of transmission band, heat supply wind portion is used for providing power for the flabellum.
Through adopting above-mentioned technical scheme, when needs dog slides, hot air supply portion provides power to the flabellum for the flabellum rotates, thereby drives the rotation of transmission wheel, thereby drives the circulation rotation of transmission band, thereby drives the removal of dog.
Optionally, the heat supply air part comprises an air heater and a hot air pipe, one end of the hot air pipe is communicated with an outlet of the air heater, and the other end of the hot air pipe is communicated with the heat supply pipe.
By adopting the technical scheme, the air heater is started and provides hot air to the hot air pipe, so that the hot air enters the cavity of the mounting plate through the hot air pipe.
Optionally, an auxiliary plate is arranged on the heat supply pipe away from the mounting plate, a cavity is formed in the auxiliary plate, the hot air pipe is communicated with the cavity in the auxiliary plate, a horizontal communication hole is formed in the side wall of the auxiliary plate, the heat supply pipe penetrates through the cavity of the auxiliary plate and is connected with the auxiliary plate in a sliding manner, connecting pipes are communicated with the side walls at two ends of the auxiliary plate, a steering member is arranged on the connecting pipes, two connecting branch pipes are connected to the steering member and are communicated with the cavity in the auxiliary plate, the two connecting branch pipes are symmetrically arranged on two sides of the fan blade about a transmission wheel axis, and the steering member is used for achieving steering of hot air entering the connecting branch pipes.
Through adopting above-mentioned technical scheme, when the transmission band drives the dog and removes to being close to the heating supply pipe, the steering part makes a cavity intercommunication in connecting branch pipe and the accessory plate to the rotation of hot-blast promotion flabellum, thereby drive the rotation of transmission wheel, make the transmission band circulation rotate, when the transmission band drives the dog and removes to keeping away from the heating supply pipe, start the steering part, the steering part makes another connecting branch pipe and cavity intercommunication in the accessory plate, thereby make the reversal of hot-blast promotion flabellum.
Optionally, a horizontal sliding hole is formed in the side wall of the mounting plate, one end of the heat supply pipe penetrates through the sliding hole and is arranged in the cavity, first corrugated sheets are fixed at two ends of the side wall of the mounting plate, the first corrugated sheets are fixedly connected with the heat supply pipe and shield the sliding hole, second corrugated sheets are fixed at two ends of the side wall of the auxiliary plate and are fixedly connected with the heat supply pipe and shield the communication hole.
Through adopting above-mentioned technical scheme, the purpose that sets up first corrugated sheet and second corrugated sheet is for when the heating supply pipe slided, first corrugated sheet can shield the hole that slides, and the second corrugated sheet can shield the connecting hole, thereby reduces hot-blast leakage, improves the heat preservation effect to the concrete.
Optionally, the steering member is an electromagnetic directional valve, and the communicating pipe is communicated with an on-off valve.
Through adopting above-mentioned technical scheme, when hot-blast when all heating concrete middle part and both sides for the heating pipe is arranged in the mounting panel intermediate position, and the both ends of mounting panel are arranged respectively in to two dogs, then close the on-off valve, make hot-blast whole entering heating pipe in.
Optionally, a mounting ring is coaxially fixed at one end of the copper pipe, a locking bolt penetrates through the mounting ring and is in threaded connection with the mounting plate, a penetrating hole is formed in the mounting plate, and the copper pipe penetrates through the penetrating hole.
Through adopting above-mentioned technical scheme, set the detachable purpose with collar and mounting panel to, after the heating is accomplished or winter passed, can dismantle the mounting panel from the copper pipe for the later stage is used.
Optionally, the copper pipe is internally threaded with a reinforcing steel bar, and the pitch of the thread in the copper pipe is greater than that of the thread on the reinforcing steel bar.
Through adopting above-mentioned technical scheme, after the completion is to the heating of concrete, dismantle the mounting panel from the copper pipe down, then in twisting the reinforcing bar into the copper pipe, the reinforcing bar produces the extrusion force to middle compression to the copper pipe to make the concrete shrink to the centre, make the concrete inseparabler.
Optionally, the adjusting assembly further comprises a support, the support is installed on the road surface on two sides of the concrete, heat-insulating cloth is installed on the support, the concrete is covered by the heat-insulating cloth, the hot air pipe is communicated with a hot air branch pipe, the hot air branch pipe penetrates through the heat-insulating cloth, and a switch valve is communicated with the hot air branch pipe.
By adopting the technical scheme, the switch valve is opened, when hot air is provided in the hot air pipe of the air heater box, a part of hot air enters the hot air branch pipe to heat the upper surface of the concrete, and the heat preservation effect of the concrete is further improved.
Optionally, a temperature sensor is hung on the bracket and used for detecting the temperature in the heat-insulating cloth.
Through adopting above-mentioned technical scheme, the purpose of setting up temperature sensor is, after detecting that the temperature in the heat preservation cloth reaches normal temperature, closes the ooff valve for hot-blast entering in the hot-blast spinal canal no longer.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the purpose of arranging the hot air supply part, the copper pipe, the temperature probe and the stop block to slide is that when the temperature probe detects that the temperature of the middle part and the two side parts of the concrete is lower than the normal temperature of the concrete, the hot air supply part is started to supply hot air to the cavity, then the driving part is started, the driving part drives the corresponding stop block to move towards the direction far away from the heat supply pipe, so that the hot air enters the copper pipe to preserve heat of the concrete, when the temperature of the concrete far away from the middle part is lower and the temperature of other parts is normal, the driving part on one side of the normal temperature is started, so that the stop block is driven to move towards the side near the lower temperature, so that the stop block shields the copper pipe inlet near the normal temperature of the lower temperature part, so that the hot air enters the copper pipe with the lower temperature, so that the temperature of the concrete keeps balanced, thereby reducing the crack of, thereby improving the construction efficiency;
2. the connecting pipe, the connecting branch pipe and the steering piece are arranged, so that the connecting pipe is controlled to be communicated with the cavity in the auxiliary board or the connecting branch pipe is controlled to be communicated with the cavity in the auxiliary board through the steering piece, hot air pushes the fan blades to rotate forwards or backwards, and the transmission belt drives the stop dog to slide towards or away from the heat supply pipe;
3. the purpose of setting up reinforcing bar and copper pipe threaded connection is, after the completion is to the heating of concrete, with the mounting panel from the copper pipe dismantle down, then twist reinforcing bar in the copper pipe, reinforcing bar produces the extrusion force to middle compression to the copper pipe to make the concrete shrink to the centre, make the concrete inseparabler.
Drawings
FIG. 1 is a schematic view of the overall structure of a thermal insulation apparatus according to an embodiment of the present application.
Fig. 2 is a schematic sectional view showing concrete and copper pipes in the thermal insulation cloth after a portion of the thermal insulation cloth is cut away.
Fig. 3 is a schematic view showing a structure of a hot wind supplying part and a part of a regulating assembly.
FIG. 4 is a cross-sectional view showing another portion of the adjustment assembly and the cutaway mounting plate showing the drive portion thereof.
Fig. 5 is a schematic view showing a structure in which reinforcing bars are screwed into copper pipes after the mounting plate is removed.
Description of reference numerals: 100. concrete; 200. a heat supply assembly; 210. a copper pipe; 211. a temperature probe; 212. a bump; 213. reinforcing steel bars; 214. a mounting ring; 215. locking the bolt; 220. a hot air supply part; 221. a hot air blower; 222. a hot air pipe; 223. an on-off valve; 224. a hot air branch pipe; 300. a support; 310. heat-insulating cloth; 320. a temperature sensor; 400. an adjustment assembly; 410. an auxiliary plate; 411. a second corrugated sheet; 412. a heat supply pipe; 413. a lock plate; 414. locking the bolt; 415. a connecting pipe; 416. an on-off valve; 417. an electromagnetic directional valve; 418. connecting branch pipes; 420. mounting a plate; 421. a first corrugated sheet; 430. a drive section; 431. a transmission wheel; 432. a conveyor belt; 433. a fan blade; 434. a stopper; 435. a partition plate; 436. and (4) a vent hole.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses heat preservation device of concrete surface course for winter pavement construction.
Referring to fig. 1 and 2, the heat preservation apparatus for a concrete surface layer for winter pavement construction includes a heat supply assembly 200, a bracket 300, and an adjustment assembly 400, the heat supply assembly 200 includes a plurality of copper pipes 210 and a hot air supply part 220, the copper pipes 210 are uniformly embedded at the bottom of the concrete 100 along a pavement laying direction, and an axial direction of the copper pipes 210 is perpendicular to the pavement laying direction. One end of the adjusting assembly 400 is communicated with the copper pipe 210, the other end is communicated with the hot air supply part 220, the hot air supply part 220 is arranged on the road surface, and hot air is supplied into the copper pipe 210 through the adjusting assembly 400. An air outlet is formed at one end of the copper pipe 210, which is far away from the adjusting assembly 400, for exhausting air, and the adjusting assembly 400 is used for adjusting the quantity of hot air entering the copper pipe 210. A temperature probe 211 is placed inside the copper tube 210, and the temperature probe 211 is used to detect the temperature of the concrete 100. The bracket 300 is installed at both sides of the concrete 100 in the pavement laying direction by bolts, the insulation cloth 310 is installed on the bracket 300, the concrete 100 is covered in the insulation cloth 310, and the hot air supply part 220 supplies hot air into the insulation cloth 310.
Referring to fig. 2 and 3, the hot air supply portion 220 includes a hot air blower 221, the hot air blower 221 is placed on the road surface, an outlet of the hot air blower 221 is communicated with a hot air pipe 222, and the other end of the hot air pipe 222 supplies hot air into the copper pipe 210. The hot air pipe 222 is communicated with a hot air branch pipe 224, the hot air branch pipe 224 is communicated with a switch valve 223, and the hot air branch pipe 224 penetrates through the heat-insulating cloth 310 and is used for providing hot air into the heat-insulating cloth 310. A temperature sensor 320 is hung on the bracket 300 through a hook, and the temperature sensor 320 detects the temperature in the heat-insulating cloth 310. When the temperature probe 211 detects that the temperature of the concrete 100 is lower than the normal temperature, and the temperature sensor 320 detects that the temperature in the thermal insulation cloth 310 is lower than the normal temperature, the hot air blower 221 is started, the switch valve 223 is opened, so that the hot air blower 221 provides hot air to the hot air pipe 222 and the hot air branch pipes 224 to heat the concrete 100, and when the temperature in the thermal insulation cloth 310 reaches the normal temperature, the switch valve 223 is closed, so that the hot air only enters the copper pipes 210.
Referring to fig. 3, the adjusting assembly 400 includes an auxiliary plate 410, a cavity is formed in the auxiliary plate 410, the auxiliary plate 410 is horizontally welded to the hot air duct 222, and the hot air duct 222 is communicated with the cavity. The auxiliary plate 410 has a horizontal communication hole on the side wall opposite to the hot air pipe 222, and a heat supply pipe 412 connected to the cavity is slidably disposed in the communication hole. The two ends of the communication hole are welded with the second corrugated sheets 411, and the two second corrugated sheets 411 are welded with the heat supply pipe 412, so that the communication hole is shielded when the heat supply pipe 412 slides.
In order to realize the locking of the sliding of the heating pipe 412, a locking plate 413 is coaxially welded on the heating pipe 412, the locking plate 413 is connected with the auxiliary plate 410 in a sliding manner, a horizontal locking bolt 414 is connected to the locking plate 413 in a threaded manner, and the locking bolt 414 is abutted to the auxiliary plate 410.
Referring to fig. 4, the adjusting assembly 400 further includes a mounting plate 420, a cavity is formed in the mounting plate 420, a horizontal sliding hole is formed in a side wall of the mounting plate 420, and one end of the heating pipe 412, which is far away from the auxiliary plate 410, slides in the sliding hole and is communicated with the cavity. The first corrugated sheet 421 is welded to both ends of the sliding hole, and both ends of the first corrugated sheet 421 are welded to the heat supply pipe 412, so that the sliding hole is shielded when the heat supply pipe 412 slides.
The two ends of the cavity in the mounting plate 420 are provided with driving parts 430, each driving part 430 comprises two transmission wheels 431 and two transmission belts 432, the transmission wheels 431 are horizontally rotated at one end of the cavity, the distance between the two transmission wheels 431 is half of the length of the cavity, and the heating pipe 412 is initially arranged in the middle of the cavity. The transmission belt 432 is sleeved on the two transmission wheels 431 and is in circulating transmission connection with the inner wall of the cavity. A stop 434 is installed at one end of the transmission belt 432 far away from the heat supply pipe 412, a fan blade 433 is coaxially fixed at one end of the transmission wheel 431 far away from the heat supply pipe 412, a partition 435 is welded in the cavity, the fan blade 433 is arranged between the partition 435 and the cavity, and a vent 436 (see fig. 1) is arranged on the upper surface of the mounting plate 420, so that hot air driving the fan blade 433 to rotate can be discharged to the outside. Both connecting branches 418 communicate with the cavity in the mounting plate 420 and are symmetrically disposed on both sides of the fan blades 433 with respect to the axis of the transfer wheel 431. Because the distribution of water content in concrete 100 is inhomogeneous, consequently, when one side and the middle part temperature of concrete 100 are normal, when the opposite side temperature is lower, heat supply pipe 412 slides to the one side that the temperature is low to open on-off valve 416 for hot-blast entering connecting branch 418 in, the rotation of promotion flabellum 433, transmission band 432 drives dog 434 and moves to the one side that the temperature is low, until dog 434 and heat supply pipe 412 butt.
A plurality of through holes are uniformly formed in the side wall of the mounting plate 420 opposite to the sliding hole, and the copper pipe 210 is arranged in the through holes in a penetrating manner. The copper pipe 210 is coaxially welded with a mounting ring 214, a horizontal locking bolt 215 penetrates through the mounting plate 420, and the locking bolt 215 is in threaded connection with the mounting plate 420, so that the mounting plate 420 is mounted on the copper pipe 210. The two ends of the stopper 434 are tightly abutted against the partition 435 and the side wall of the cavity, respectively, for shielding the communication between the copper tube 210 and the cavity.
Referring to fig. 4 and 5, the copper pipe 210 has lugs 212 welded to its outer wall uniformly along its circumferential direction to enhance the connection with the concrete 100. The copper pipe 210 can be connected with the reinforcing steel bar 213 in a threaded manner, and the thread pitch of the internal thread of the copper pipe 210 is larger than that of the thread on the reinforcing steel bar 213. After the heating of the concrete 100 is completed or the winter season passes, the locking bolt 215 is rotated, so that the mounting plate 420 is detached from the copper pipe 210, and then the reinforcing steel bar 213 is screwed, and the reinforcing steel bar 213 generates a pressing force to the copper pipe 210 to be compressed toward the middle, so that the concrete 100 is contracted toward the middle, and the concrete 100 is made to be more compact. Because the copper pipe 210 is internally provided with the threads, the time of hot air passing through the copper pipe 210 can be prolonged, and the heating effect is further enhanced.
The embodiment of the application provides a winter pavement construction is with concrete surface's heat preservation device's implementation principle does: after the winter comes and the concrete 100 is not paved on the road surface, the copper pipe 210 is installed on the base layer through the steel bar, and after the concrete 100 is poured, the copper pipe 210 is buried in the concrete 100;
then, the bracket 300 is installed on the road surface, the heat-insulating cloth 310 is built on the bracket 300, the concrete 100 is covered by the heat-insulating cloth 310, the temperature sensor 320 is hung on the bracket 300, then the locking bolt 215 is rotated, the installation plate 420 is installed on the copper pipe 210, and then the temperature probe 211 is placed in the other end of the copper pipe 210. Detecting the temperature of the concrete 100;
when the temperature of the whole concrete 100 is detected to be low, the hot air blower 221 is started, then the switch valve 223 is opened, so that a part of hot air enters the heat preservation cloth 310 through the hot air branch pipe 224 to heat the surface layer of the concrete 100, the other part of hot air enters the cavity of the auxiliary plate 410, then enters the heat supply pipe 412, then enters the cavity of the mounting plate 420, and finally enters all the copper pipes 210, and therefore the whole concrete 100 is heated;
when the concrete 100 reaches a normal temperature or the winter season passes, the locking bolt 215 is rotated so that the mounting plate 420 is detached from the copper pipe 210, and then the reinforcing bar 213 is screwed into the copper pipe 210, thereby improving the strength of the concrete 100.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a winter pavement construction is with heat preservation device of concrete surface course which characterized in that: the heat supply device comprises a heat supply assembly (200), an adjusting assembly (400), a temperature probe (211) and a support (300), wherein the heat supply assembly (200) comprises a copper pipe (210) and a heat supply air part (220), the copper pipe (210) is provided with a plurality of heat supply air parts and is arranged at the bottom of concrete (100) along the paving direction of a road surface, the axis direction of the copper pipe (210) is vertical to the paving direction of the road surface, the heat supply air part (220) is arranged on the road surface and is used for providing heat air into the copper pipe (210), the adjusting assembly (400) comprises a mounting plate (420), a heat supply pipe (412), a stop block (434) and a driving part (430), a cavity is arranged in the mounting plate (420), one end of the copper pipe (210) is communicated with the cavity, the heat supply pipe (412) horizontally slides on the mounting plate (420) and is communicated with the cavity, the stop block (434) horizontally slides at two ends of the cavity respectively and is, the two driving parts (430) are respectively arranged at two ends of the cavity, the driving parts (430) are used for driving the corresponding stop blocks (434) to slide, one end, far away from the mounting plate (420), of the copper pipe (210) is provided with an air outlet, and the temperature probe (211) is arranged in the copper pipe (210) and is used for detecting the temperature of the concrete (100).
2. The insulation device for a concrete surface course for winter pavement construction according to claim 1, wherein: drive division (430) include two transmission wheel (431), transmission band (432) and flabellum (433), two the equal level of transmission wheel (431) rotates in the one end of cavity, flabellum (433) and the coaxial fixed connection of one end of one of them transmission wheel (431), transmission band (432) cover is located on two transmission wheel (431) to the circulation transmission is in the cavity, dog (434) are fixed in the one end of keeping away from heat supply pipe (412) of transmission band (432), heat supply wind portion (220) are used for providing power for flabellum (433).
3. The thermal insulation device for a concrete surface course for winter pavement construction according to claim 2, wherein: the hot air supply part (220) comprises a hot air blower (221) and a hot air pipe (222), one end of the hot air pipe (222) is communicated with an outlet of the hot air blower (221), and the other end of the hot air pipe (222) is communicated with the heat supply pipe (412).
4. The insulation device for a concrete surface course for winter pavement construction according to claim 3, wherein: an auxiliary plate (410) is arranged at one end of the heating pipe (412) far away from the mounting plate (420), a cavity is arranged in the auxiliary plate (410), the hot air pipe (222) is communicated with the cavity in the auxiliary plate (410), the side wall of the auxiliary plate (410) is provided with a horizontal communication hole, the heat supply pipe (412) is arranged in the cavity of the auxiliary plate (410) in a penetrating way and is connected with the auxiliary plate (410) in a sliding way, the side walls of the two ends of the auxiliary plate (410) are communicated with a connecting pipe (415), a steering piece is arranged on the connecting pipe (415), the steering piece is connected with two connecting branch pipes (418), the two connecting branch pipes (418) are communicated with the inner cavity of the auxiliary plate (410), the two connecting branch pipes (418) are symmetrically arranged on two sides of the fan blade (433) relative to the axis of the transmission wheel (431), and the steering piece is used for achieving steering of hot air entering the connecting branch pipes (418).
5. The insulation device for a concrete cover for winter pavement construction according to claim 4, wherein: horizontal sliding holes are formed in the side wall of the mounting plate (420), one end of the heat supply pipe (412) penetrates through the sliding holes and is arranged in the cavity, first corrugated sheets (421) are fixed to two ends of the side wall of the mounting plate (420), the first corrugated sheets (421) are fixedly connected with the heat supply pipe (412), the sliding holes are shielded, second corrugated sheets (411) are fixed to two ends of the side wall of the auxiliary plate (410), and the second corrugated sheets (411) are fixedly connected with the heat supply pipe (412) and shield the communication holes.
6. The insulation device for a concrete cover for winter pavement construction according to claim 5, wherein: the steering component is an electromagnetic directional valve (417), and the connecting pipe (415) is communicated with an on-off valve (416).
7. The insulation device for a concrete surface course for winter pavement construction according to claim 6, wherein: the mounting structure is characterized in that a mounting ring (214) is coaxially fixed at one end of the copper pipe (210), a locking bolt (215) penetrates through the mounting ring (214), the locking bolt (215) is in threaded connection with a mounting plate (420), a penetrating hole is formed in the mounting plate (420), and the copper pipe (210) penetrates through the penetrating hole.
8. The insulation apparatus for a concrete deck for winter pavement construction according to claim 7, wherein: the copper pipe (210) is internally threaded with a reinforcing steel bar (213), and the thread pitch of the threads in the copper pipe (210) is larger than that of the threads on the reinforcing steel bar (213).
9. The insulation device for a concrete surface course for winter pavement construction according to claim 3, wherein: the adjusting component (400) further comprises a support (300), the support (300) is installed on the road surfaces of the two sides of the concrete (100), heat-insulating cloth (310) is installed on the support (300), the concrete (100) is covered by the heat-insulating cloth (310), the hot air pipe (222) is communicated with a hot air branch pipe (224), the hot air branch pipe (224) penetrates through the heat-insulating cloth (310), and the hot air branch pipe (224) is communicated with a switch valve (223).
10. The insulation apparatus for a concrete deck for winter pavement construction according to claim 9, wherein: the temperature sensor (320) is hung on the bracket (300), and the temperature sensor (320) is used for detecting the temperature in the heat-preservation cloth (310).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011170412.1A CN112252137B (en) | 2020-10-28 | 2020-10-28 | Heat preservation device of concrete surface course for road surface construction winter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011170412.1A CN112252137B (en) | 2020-10-28 | 2020-10-28 | Heat preservation device of concrete surface course for road surface construction winter |
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| CN112252137A true CN112252137A (en) | 2021-01-22 |
| CN112252137B CN112252137B (en) | 2021-11-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114687553A (en) * | 2022-04-20 | 2022-07-01 | 重庆渝能建筑安装工程有限公司 | Stair step template supporting structure |
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| GB1339651A (en) * | 1971-01-20 | 1973-12-05 | Cmi Corp | Asphalt preparation plant |
| CN2187628Y (en) * | 1992-09-28 | 1995-01-18 | 李克义 | Pitch heating and thermal-insulating device for vehicle conveying and construction in situs |
| CN201024369Y (en) * | 2006-12-08 | 2008-02-20 | 于�玲 | Mobile high temperature heat source road surface sow melting system for cold zone |
| CN202401373U (en) * | 2011-12-28 | 2012-08-29 | 徐州锐马重工机械有限公司 | Vehicular intelligent bitumen temperature control device of pavement cold-recycling machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114687553A (en) * | 2022-04-20 | 2022-07-01 | 重庆渝能建筑安装工程有限公司 | Stair step template supporting structure |
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