CN213797219U - Energy-conserving pre-curing kiln of prefabricated component production line - Google Patents

Abstract

The utility model relates to an energy-conserving pre-curing kiln of prefabricated component production line has effectively solved the curing kiln and has used up the problem of low, maintenance cost height in the utilization ratio, including the curing kiln body, the curing kiln body is equipped with the door opener, this internal heating system that is provided with of curing kiln, heating system includes one-level radiator and second grade radiator, first intelligent stop valve is connected to the one-level radiator, Y type filter is connected to first intelligent stop valve, first stop valve is connected to Y type filter, total stop valve connects steam generator, the second stop valve is connected to the one-level radiator, first trap is connected to the second stop valve, second grade radiator connects the third stop valve, the third trap is connected to the third stop valve, the third trap is connected the pond and is reconnected steam generator, the utility model discloses a through one-level radiator, the problem of maintenance cost height is solved effectively, The temperature of the secondary radiator is utilized, and water discharged by the secondary radiator flows back to the steam heat source device through the filtering pump, so that the efficiency is improved.

Description

Energy-conserving pre-curing kiln of prefabricated component production line

Technical Field

The utility model relates to a prefabricated component production line technical field, specific is an energy-conserving pre-curing kiln of prefabricated component production line.

Background

Along with the wide application of PC (precast concrete) components in high-rise buildings, various component factories are produced, a curing kiln is the most important equipment for improving efficiency and increasing yield, the curing technology before the initial setting of the PC components is mostly large-bin steam curing or tunnel type curing at present, and condensed water is discharged through a drain valve after the steam is cooled and directly led to a water treatment tank through a drainage ditch.

In the process, the utilization rate of water resources is low, water resource waste is caused, energy cannot be fully used, energy waste is also caused, and the maintenance cost is high.

To this situation, the utility model provides an energy-conserving pre-curing kiln of prefabricated component production line solves this problem.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides an energy-conserving pre-curing kiln of prefabricated component production line has effectively solved current pre-curing kiln at production line in-process waste water resource, energy, the technical problem that the low-usage, the maintenance is with high costs.

An energy-saving pre-curing kiln for a prefabricated part production line comprises a curing kiln body and is characterized in that door opening devices are arranged on two sides of the curing kiln body, each door opening device comprises a vertically-opened and closed kiln door, a pneumatic telescopic rod is connected above each kiln door, a switch for controlling the pneumatic telescopic rod is mounted on the curing kiln body, a heat-insulating layer is arranged on the inner side of each kiln door, heat-insulating material layers cover the upper wall, the lower wall, the front wall and the rear wall of the curing kiln body, a heating system is arranged in the curing kiln body and comprises a first-stage radiator arranged at the upper end of the curing kiln body and a second-stage radiator arranged at the lower end of the curing kiln body, the first-stage radiator is connected with a first intelligent stop valve through a pipeline, the first intelligent stop valve is connected with a Y-type filter through a pipeline, the Y-type filter is connected with a first stop valve through a pipeline, the first stop valve is connected with a main stop valve through a pipeline, and the main stop valve is connected with a steam generator through a pipeline, the other end of the first-level radiator is connected with a second stop valve through a pipeline, the second stop valve is connected with a first drain valve through a pipeline, the first drain valve is connected with a second-level radiator through a pipeline, the second-level radiator is connected with a third stop valve through a pipeline, the third stop valve is connected with a third drain valve through a pipeline, the third drain valve is connected with a water tank through a pipeline and is arranged in the outside, and the water tank is connected with a water pump which is connected with a steam generator.

Preferably, a plurality of temperature sensors are installed in the curing kiln body, the temperature sensors are connected with a controller arranged on the outer side of the curing kiln body, and the controller is connected with a first intelligent stop valve.

Preferably, this internal a plurality of humidity transducer of installing of curing kiln, second grade radiator is through pipe connection second intelligence stop valve, and the shower of one-level radiator top is arranged in through pipe connection to second intelligence stop valve, and humidity transducer is through controller control second intelligence stop valve.

Preferably, a blowing device is installed in the curing kiln body.

Preferably, the blowing device comprises a serpentine ventilation pipe arranged between the primary radiator and the secondary radiator, the serpentine ventilation pipe is provided with upward and downward ventilation openings, and the two ends of the serpentine ventilation pipe are provided with a fan inlet and a fan outlet.

Preferably, the snake-shaped ventilation pipe is formed by connecting a plurality of long through pipes and a plurality of telescopic pipes, every two adjacent long through pipes are connected through one telescopic pipe, and the long through pipes can slide on the telescopic pipes.

Preferably, a guide plate is arranged at the corner of the long through pipe.

Preferably, a cross frame is fixed at the upper end of the long through pipe, a steel wire rope is fixedly connected to the cross frame, the steel wire rope is connected with a winding machine arranged in the curing kiln body through a pulley, the winding machine is connected with a driving motor, and a coil spring is arranged on the winding machine.

Preferably, the first-stage radiator is connected with a standby stop valve through a pipeline.

The utility model adopts a controllable door opening device through the prefabricated components, enters the curing kiln body with full heat preservation, and carries out component curing through an internal heating and temperature control system; the device has higher temperature through discharging hot water to one-level radiator steam trap, through pipe connection to second grade radiator, carries out the secondary temperature and utilizes, and second grade radiator exhaust water flows back to steam heat source device through the filtration pumping, reaches the high-efficient utilization of energy and water resource, reduces the quantity of component maintenance steam volume and water, the maintenance cost of greatly reduced component, raises the efficiency.

Drawings

FIG. 1 is a schematic view of the whole main body of the curing kiln.

FIG. 2 is a schematic view of the whole curing kiln body of the present invention.

Fig. 3 is a schematic view of the embodiment of the connection principle of the heating system of the present invention.

Fig. 4 is a schematic view of the second embodiment of the connection principle of the heating system of the present invention.

Fig. 5 is a schematic view of the blowing device of the present invention.

Reference numerals:

1. curing the kiln body; 2. a kiln door; 3. a pneumatic telescopic rod; 4. a thermal insulation layer; 5. a thermal insulation material layer; 6. a first stage heat sink; 7. a secondary radiator; 8. a first intelligent stop valve; 9. a Y-type filter; 10. a first shut-off valve; 11. a master cut-off valve; 12. a steam generator; 13. a second stop valve; 14. a first trap; 15. a third stop valve; 16. a third trap; 17. a pool; 18. a water pump; 19. a temperature sensor; 20. a humidity sensor; 21. a second intelligent stop valve; 22. a shower pipe; 23. a serpentine shaped vent tube; 24. a vent; 25. a fan inlet; 26. a fan outlet; 27. a long through pipe; 28. a telescopic pipe; 29. a cross frame; 30. a wire rope; 31. a pulley; 32. a winding machine; 33. a drive motor; 34. a coil spring; 35. a standby stop valve; 36. a baffle.

Detailed Description

The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1 to 5. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

An embodiment, the utility model relates to an energy-conserving pre-curing kiln of prefabricated component production line, including curing kiln body 1, the curing kiln is a sealed device, and its shape can be rectangle, circular etc. and the material is selected for pouring or the steel according to the different situation, installs the support frame that is used for the curing prefabricated component in the curing kiln body 1, generally is the multilayer, when carrying out the maintenance, has special car utensil to transport the prefabricated component to the support frame on.

All be provided with door opener in the left and right sides of maintenance kiln body 1, both sides can both open the door, door opener includes vertical gliding kiln door 2, the below position of maintenance kiln body 1 both sides is arranged in to kiln door 2, install pneumatic telescopic rod 3 on the kiln door 2, pneumatic telescopic rod 3 is connected with the air feed cylinder, install the switch of control pneumatic telescopic rod on maintenance kiln body 1, when pressing the switch, door opener passes through pneumatic telescopic rod 3 and opens the kiln door, then get into inside maintenance kiln body 1 with prefabricated component, after the prefabricated component gets into completely, door opener closes kiln door 2 through pneumatic telescopic rod 3 again, prevent that the heat from scattering and disappearing.

Be equipped with insulating layer 4 in 2 inboards of kiln door, do not hinder the hand when guaranteeing to contact 2 outsides of kiln door, all add on the upper wall of maintenance kiln body 1, lower wall, antetheca, the back wall and be equipped with insulation material 5, guarantee that calorific loss will be minimum.

The most important is a heating system, the heating system comprises a first-level radiator 6 fixed at the upper end in the curing kiln body 1 and a second-level radiator 7 fixed in the curing kiln body 1, the first-level radiator 6 provides heat source energy for the curing kiln body 1, the first-level radiator 6 is connected with a first intelligent stop valve 8 through a pipeline, the first intelligent stop valve 8 is connected with an external controller and then used in cooperation with a temperature sensor 19, the first intelligent stop valve 8 is connected with a Y-shaped filter 9 through a pipeline and used for filtering impurities when steam enters, the Y-shaped filter 9 is connected with a first stop valve 10 through a pipeline, the first stop valve 10 is used for manual control, the first stop valve 10 is connected with a main stop valve 11 through a pipeline, the main stop valve 11 is used for controlling the on-off of the whole pipeline, the main stop valve 11 is connected with a steam generator 12 through a pipeline and used for providing an air source, and the other end of the first-level radiator 6 is connected with a second stop valve 13 through a pipeline, the water pump is used for discharging high-temperature water in the primary radiator 6, the primary radiator 6 heats and dissipates surrounding air, the second stop valve 13 is manually controlled, the second stop valve 13 is connected with the secondary radiator 7 through a pipeline, high-temperature condensate water enters the secondary radiator 7 to dissipate heat again, the secondary radiator 7 is connected with the third stop valve 16 through a pipeline, the third stop valve 16 is manually controlled to control the on-off of low-temperature water in the secondary radiator 7, the third stop valve 15 is connected with the third drain valve 16 through a pipeline to discharge low-temperature water circulating in the secondary radiator 7, the third stop valve 16 is connected with the water pool 17 through a pipeline, the water pump 18 in the water pool 17 conveys the used water into the steam generator 12 for cyclic utilization, the whole energy is recycled, an air source is provided again, and the water is conveyed to the primary radiator 6.

Embodiment two, a plurality of positions equipartition about in curing kiln body 1 have a plurality of temperature sensor 19, and temperature sensor 19 connects the controller in the curing kiln body 1 outside, and temperature sensor 19 heats up and cools down according to the temperature curve that predetermines in advance, and the first intelligent stop valve 8 of controller through temperature sensor 19 signal control follows the lift of temperature and regulates and control the flow size of first intelligent solenoid valve 8, reaches the control of heating system in the whole curing kiln body 1.

One or more groups of curing kilns can be arranged according to actual conditions, and likewise, one or more groups of heating systems are also arranged according to requirements.

In the third embodiment, a plurality of humidity sensors 20 are further installed at a plurality of positions, up, down, front and back, in the curing kiln body 1, the secondary radiator 7 is connected with a second intelligent stop valve 21 through a pipeline, the second intelligent stop valve 21 is connected with a spray pipe 22 above the primary radiator 6 through a pipeline, the humidity sensor 19 is connected with a controller, and the controller controls the on-off and flow of the second intelligent stop valve 21.

In the fourth embodiment, in order to better realize the steam curing of the prefabricated parts and to keep the temperature of the air in the curing kiln body 1 substantially uniform, an air blowing device is arranged in the curing kiln body 1.

In the fifth embodiment, the blowing device comprises a serpentine ventilation pipe 23 between the primary radiator 6 and the secondary radiator 7, the serpentine ventilation pipe 23 is specifically arranged above each layer of support frame in the curing kiln body 1, specifically above the prefabricated part, and the serpentine ventilation pipe 23 is a complete pipe formed by a plurality of pipes. A plurality of uniformly distributed ventilation openings 24 are formed in the upper surface and the lower surface of the snake-shaped ventilation pipe 23, an air inlet fan 25 and an air outlet fan 26 are arranged at the two ends of the snake-shaped ventilation pipe 23, and a proper air inlet and an air outlet are matched on the curing kiln body 1.

In the sixth embodiment, the serpentine ventilation pipe 23 is formed by connecting a plurality of long through pipes 27 and a plurality of telescopic pipes 28, each layer has the same structure, and is formed by connecting one long through pipe 27 and one telescopic pipe 28, and then the layers are connected in sequence according to requirements, specifically, the telescopic pipe 28 is arranged between two adjacent long through pipes 27, the telescopic pipe 28 is fixed and fixed on a support frame, the long through pipe 27 can slide up and down on the telescopic pipe 28 and can not be separated from the telescopic pipe 28 to the maximum.

In the seventh embodiment, the air flow is to circulate between multiple layers, and a deflector 36 is arranged at the turn of each layer to accelerate the air flow.

In the eighth embodiment, when the air flow is used for maintaining the prefabricated parts, the air flow is related to the distance contacting the prefabricated parts besides the size of the air flow, so that a cross frame 29 is fixed at the upper end of the long through pipe 27, a steel wire rope 30 is fixed on the cross frame 29, the steel wire rope 30 is transitionally connected to a winding machine 32 through a plurality of pulleys 31 according to actual conditions, the winding machine 32 is controlled by a driving motor 33, a coil 34 spring is arranged on the winding machine 32, when the winding machine 32 is started, the steel wire rope 30 is wound, then the cross frame 29 is pulled, and the cross frame 29 drives the long through pipe 27 to slide on the extension pipe 28 so as to adjust the distance from the long through pipe 27 to the prefabricated parts.

The longest distance of the long tube 27 when moving up and down does not touch the pulley 31.

In the ninth embodiment, the primary radiator 6 is connected to a backup cut-off valve 35 via a pipe so as to be replaced, repaired or used for other purposes.

First-level radiator 6 is steam, second grade radiator 7 is the comdenstion water, relatively speaking, the temperature of upper end is higher in the curing kiln body 1, the temperature of lower extreme is lower, it is inhomogeneous when can cause the maintenance prefabricated component like this, and directly install the fan additional, form the air current, make this internal air current of whole curing kiln all flow, can not the pertinence be used for on the prefabricated component, and its effect is not like the surface with air current direct action prefabricated component, the air current is from up circulation down like this, make the temperature in the curing kiln body 1 reach unity as far as possible, the air current directly follows vent 24 in long through-tube 27 and is located the upper and lower surface that is used for the prefabricated component, the maintenance effect is better.

In addition, the electronic equipment or the electronic components need to be connected with a required power supply.

The utility model adopts a controllable door opening device through the prefabricated components, enters the curing kiln body with full heat preservation, and carries out component curing through an internal heating and temperature control system; the device has higher temperature through discharging hot water to one-level radiator steam trap, through pipe connection to second grade radiator, carries out the secondary temperature and utilizes, and second grade radiator exhaust water flows back to steam heat source device through the filtration pumping, reaches the high-efficient utilization of energy and water resource, reduces the quantity of component maintenance steam volume and water, the maintenance cost of greatly reduced component, raises the efficiency.

Claims (9)

1. The energy-saving pre-curing kiln for the prefabricated part production line comprises a curing kiln body (1) and is characterized in that door opening devices are arranged on two sides of the curing kiln body (1), each door opening device comprises a vertical opening and closing kiln door (2), a pneumatic telescopic rod (3) is connected above each kiln door (2), a switch for controlling the pneumatic telescopic rods (3) is installed on the curing kiln body (1), a heat insulation layer (4) is arranged on the inner side of each kiln door (2), heat insulation material layers (5) cover the upper wall, the lower wall and the front wall and the rear wall of the curing kiln body (1), a heating system is arranged in the curing kiln body (1), the heating system comprises a first-level radiator (6) arranged at the upper end in the curing kiln body (1) and a second-level radiator (7) arranged at the lower end in the curing kiln body (1), and the first-level radiator (6) is connected with a first intelligent stop valve (8) through a pipeline, first intelligent stop valve (8) are through pipe connection Y type filter (9), Y type filter (9) are through pipe connection first stop valve (10), first stop valve (10) are through pipe connection total stop valve (11), total stop valve (11) are through pipe connection steam generator (12), one-level radiator (6) other end is through pipe connection second stop valve (13), first trap (14) are through pipe connection second trap (13) second stop valve (13), first trap (14) are through pipe connection second grade radiator (7), second grade radiator (7) are through pipe connection third stop valve (15), third trap (16) are through pipe connection third trap (15), third trap (16) are through pipe connection and are arranged in external pond (17), pond (17) are connected with water pump (18), steam generator (12) are connected to water pump (18).

2. The energy-saving pre-curing kiln for the prefabricated part production line as claimed in claim 1, wherein a plurality of temperature sensors (19) are installed in the curing kiln body (1), the temperature sensors (19) are connected with a controller arranged on the outer side of the curing kiln body (1), and the controller is connected with a first intelligent stop valve (8).

3. The energy-saving pre-curing kiln of a prefabricated part production line as claimed in claim 1, wherein a plurality of humidity sensors (20) are installed in the curing kiln body (1), the secondary radiator (7) is connected with a second intelligent stop valve (21) through a pipeline, the second intelligent stop valve (21) is connected with a spray pipe (22) arranged above the primary radiator (6) through a pipeline, and the humidity sensors (20) control the second intelligent stop valve (21) through a controller.

4. The energy-saving pre-curing kiln of a prefabricated part production line according to claim 1, characterized in that an air blowing device is installed in the curing kiln body (1).

5. The energy-saving pre-curing kiln for the prefabricated part production line as claimed in claim 4, wherein the blowing device comprises a serpentine ventilation pipe (23) arranged between the primary radiator (6) and the secondary radiator (7), the serpentine ventilation pipe (23) is provided with upward and downward ventilation openings (24), and both ends of the serpentine ventilation pipe (23) are provided with an air inlet fan (25) and an air outlet fan (26).

6. The energy-saving pre-curing kiln of a prefabricated part production line according to claim 5, wherein the snake-shaped ventilation pipe (23) is formed by connecting a plurality of long through pipes (27) and a plurality of telescopic pipes (28), every two adjacent long through pipes (27) are connected through one telescopic pipe (28), and the long through pipes (27) can slide on the telescopic pipes.

7. The energy-saving pre-curing kiln of a prefabricated part production line as claimed in claim 6, wherein a flow guide plate (36) is arranged at the corner of the long-through pipe (27).

8. The energy-saving pre-curing kiln for the prefabricated part production line as claimed in claim 7, wherein a cross frame (29) is fixed at the upper end of the long through pipe (27), a steel wire rope (30) is fixedly connected to the cross frame (29), the steel wire rope (30) is connected with a winding machine (32) arranged in the curing kiln body (1) through a pulley (31), the winding machine (32) is connected with a driving motor (33), and a coil spring (34) is arranged on the winding machine (32).

9. The energy-saving pre-curing kiln for prefabricated part production line according to claim 1, wherein the primary radiator (6) is connected with a standby stop valve (35) through a pipeline.

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