CN115853299A - Concrete maintenance device and method for building construction - Google Patents

Abstract

The invention relates to the technical field of concrete water spraying maintenance equipment, and discloses a concrete maintenance device for building construction. According to the concrete maintenance device and the concrete maintenance method for building construction, the outer valve body, the inner valve core and the upper structure are arranged, water can be atomized under the action of high-speed gas, water mist carried by high-speed gas flow can effectively enlarge the coverage range of the water mist, maintenance equipment does not need to be moved to a concrete structure which is just poured when a large-area concrete structure is maintained, and further damage to the surface of the concrete structure is effectively avoided.

Description

Concrete maintenance device and method for building construction

Technical Field

The invention relates to the technical field of concrete water spraying maintenance equipment, in particular to a concrete maintenance device and a concrete maintenance method for building construction.

Background

The concrete has wide application range due to rich raw materials, low price, higher compressive strength, higher durability and the like, and becomes an indispensable important material in engineering construction, and in the concrete structure which is just poured, in order to ensure that the concrete structure has proper hardening conditions, the strength of the concrete structure is continuously increased, and in order to prevent cracks from generating in the hardening process, the concrete structure which is poured must be maintained, so that the concrete structure can be solidified and hardened in a certain temperature and humidity environment;

the method mainly comprises the steps of spraying water, atomizing and spraying water on the surface of a concrete structure in a spray head mode in order to avoid waste of water resources in the prior art, wherein the water is sprayed as a main form for maintaining the concrete structure, but the effective coverage range of the prior atomizing spray head is limited, when a large-area concrete structure is faced, maintenance equipment is required to be moved to the concrete structure which is just poured, the surface of the concrete structure which is not completely hardened is damaged, the phenomenon that the surface of the concrete structure is easy to blister and fall off in the future is caused, and the stability and the reliability are poor.

Therefore, a nozzle structure for maintaining a concrete structure is needed to solve the above-mentioned drawbacks of the prior nozzle structure in performing water spraying maintenance on a large area of concrete structure.

Disclosure of Invention

Technical problem to be solved

The invention provides a concrete maintenance device for building construction and a maintenance method thereof, which have the advantages of effectively increasing the coverage area of an atomizing nozzle, avoiding moving maintenance equipment to a concrete structure just poured when a large-area concrete structure is maintained by spraying water, and having higher stability and reliability, and solve the problems that the effective coverage area of the existing atomizing nozzle is limited, the maintenance equipment is often required to be moved to the concrete structure just poured when the large-area concrete structure is faced, and further the surface of the concrete structure which is not completely hardened is damaged, and the surface is easy to blister and fall off in the future.

(II) technical scheme

The invention provides the following technical scheme: the utility model provides a concrete maintenance device for construction, includes outer valve body, the inner chamber axial fixity of outer valve body has cup jointed the inner valve core, and the right-hand member screw thread of outer valve body has cup jointed the connection water pipe, the inside upper and lower both sides of outer valve body are equipped with a set of intercommunication slotted hole respectively and have seted up first inclined hole in the inside of outer valve body to be linked together through first inclined hole intercommunication slotted hole and the inner chamber of outer valve body, the outside one side of outer valve body is equipped with the high-pressurepipe that is linked together with two sets of intercommunication slotted holes, the second inclined hole has been seted up to the inside of inner valve core, the axis of second inclined hole corresponds each other and coincides with the axis of first inclined hole on the outer valve body, the left end activity of outer valve body has cup jointed the shower nozzle to communicate each other with the intercommunication slotted hole on the outer valve body.

Preferably, the first communicating hole, the second communicating hole and the third communicating hole which are symmetrically arranged in pairs are formed in the end face of the spray head, circular holes with the same inner diameter as the communicating slotted holes in the outer valve body are formed in holes facing towards the inner sides among the first communicating hole, the second communicating hole and the third communicating hole, and circular holes with the same inner diameter as the communicating slotted holes, rectangular square holes and circular holes smaller than the inner diameter of the communicating slotted holes are formed in holes facing towards the outer sides of the holes.

Preferably, the outer portion of the spray head is designed to be a regular hexagon structure, the spray head corresponds to the first communicating hole, the second communicating hole and the third communicating hole which are symmetrically arranged in pairs, meanwhile, a group of internal thread holes are formed in six planes of the spray head respectively, and the spray head is clamped with any two groups of limiting holes in six groups of limiting holes on the left side of the outer surface of the outer valve body through any two groups of bolts.

Preferably, an inner groove hole is formed in the inner valve core, an adjusting piston is axially and movably sleeved in the inner groove hole, a third inclined hole is formed in the adjusting piston, a pressure spring is movably sleeved on the right side of an inner cavity of the inner groove hole and is in transmission connection with one end of the adjusting piston through the pressure spring, a linkage connecting rod is movably sleeved at the other end of the adjusting piston, and the outer surface of the linkage connecting rod is in threaded connection with the inner part of the left end of the inner valve core.

Preferably, a central axis of the third inclined hole in the adjusting piston is parallel to a central axis of the second inclined hole in the inner valve core, and the third inclined hole and the second inclined hole are partially overlapped in an initial state and are gradually and completely overlapped in a process that the adjusting piston continuously moves towards the right side.

A maintenance method of a concrete maintenance device for building construction comprises the following operation methods:

s1, firstly, fixedly installing an outer valve body on the maintenance equipment according to the content, connecting a high-pressure air pipe on the maintenance equipment with a pipeline connected with a water pipe, and meanwhile, loosening two groups of bolts on a spray head and rotating the spray head according to the width of a concrete structure to be maintained to enable a first communicating hole, a second communicating hole or a third communicating hole in the corresponding position to be communicated with a communicating groove hole in the outer valve body;

s2, according to the hardening degree of the concrete structure and the temperature and humidity conditions of the external environment, the adjusting piston is forced to move towards the left side and compress the pressure spring by rotating the linkage connecting rod, and then the water circulation of the adjusting piston is adjusted by changing the overlapping degree of the third inclined hole and the second inclined hole;

s3, starting the maintenance equipment, circulating high-speed airflow inside the communicating groove hole through the high-pressure air pipe under the action of the high-pressure air pump, starting the water pump to convey water into the inner valve core, adsorbing the water in the inner cavity of the inner valve core into the communicating groove hole through the third inclined hole, the second inclined hole and the first inclined hole under the action of fluid pressure, forming water vapor, and spraying the water vapor out through the first communicating hole, the second communicating hole or the third communicating hole on the sprayer along with the high-speed airflow;

and S4, driving the maintenance equipment to move along the length direction of the concrete structure by manpower or driving control equipment, further performing range water spraying maintenance on the large-area concrete structure, and moving the maintenance equipment back and forth according to the requirement so that the concrete structure reaches the required temperature and humidity conditions.

(III) advantageous effects

The invention has the following beneficial effects:

1. according to the concrete maintenance device and the concrete maintenance method for building construction, the outer valve body, the inner valve core and the upper structure are arranged, water can be atomized under the action of high-speed gas, water mist carried by high-speed airflow can effectively increase the coverage range of the water mist, and compared with the existing atomizing nozzle, when large-area concrete structures are maintained, maintenance equipment does not need to be moved to the concrete structures just poured, so that damage to the surfaces of the concrete structures is effectively avoided, and the surfaces of the concrete structures are not prone to foaming and falling off in the future.

2. According to the concrete maintenance device and the concrete maintenance method for building construction, the spray head and the structure on the spray head can be arranged, the spraying state and the spraying mode of water mist in the outer valve body can be effectively changed according to the actual condition of the concrete structure, the water mist can be linearly sprayed to increase the spraying length of the water mist, and the water mist can be sprayed in a fan shape to increase the coverage range of the water mist, so that the spray head structure on the maintenance equipment has good applicability, and the stability and the reliability are high.

3. According to the concrete maintenance device for building construction and the maintenance method thereof, for the arrangement of the adjusting piston and the structure on the adjusting piston, the adjusting piston is forced to move to the left side and compress the pressure spring by rotating the linkage connecting rod according to the hardening degree of the concrete structure and the temperature and humidity conditions of the external environment, and then the water circulation is adjusted by changing the coincidence degree between the third inclined hole and the second inclined hole, so that the waste of water resources is further reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the outer valve body of the present invention;

FIG. 3 is a schematic structural view of the inner valve core of the present invention;

FIG. 4 is a schematic structural view of a showerhead according to the present invention;

fig. 5 is a cross-sectional view of the structure of the present invention.

In the figure: 1. an outer valve body; 2. the groove hole is communicated; 3. a first inclined hole; 4. a high-pressure air pipe; 5. a limiting hole; 6. an inner valve core; 7. a second inclined hole; 8. an inner slot; 9. connecting a water pipe; 10. a spray head; 11. a first communication hole; 12. a second communication hole; 13. a third communication hole; 14. an internally threaded bore; 15. adjusting the piston; 16. a third inclined hole; 17. a pressure spring; 18. a linkage connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a concrete maintenance device for building construction comprises an outer valve body 1 fixedly installed on a maintenance device, an inner valve core 6 is fixedly sleeved in an axial direction of an inner cavity of the outer valve body 1, and the right end of the outer valve body 1 is sheathed with a connecting water pipe 9 communicated with a water pump on the maintenance equipment by screw thread, and simultaneously, a sealing washer is arranged between the end surface of the connecting water pipe 9 and the end surface of the inner valve core 6 to increase the sealing performance, further, the outer valve body 1 and the structure thereon can be conveniently disassembled and cleaned, as shown in fig. 2, a group of communicating slot holes 2 are respectively arranged at the upper and lower sides of the inner part of the outer valve body 1 for gas circulation, and a first inclined hole 3 is arranged in the inner part of the outer valve body 1, the communicating slot holes 2 are communicated with the inner cavity of the outer valve body 1 through first inclined holes 3, one side of the outer part of the outer valve body 1 is provided with a high-pressure air pipe 4 communicated with the two groups of communicating slot holes 2, and one end of the high-pressure air pipe 4 is communicated with a high-pressure air pump on the maintenance equipment, as shown in figure 3, a second inclined hole 7 is arranged inside the inner valve core 6, the axle wire of the second inclined hole 7 is corresponding to and coincident with the axle wire of the first inclined hole 3 on the outer valve body 1, further, under the action of fluid pressure, the water conveyed in the connecting water pipe 9 can be absorbed into the communicating slot hole 2 and sprayed out along with the high-speed airflow, so that the atomization treatment can be carried out on the water, meanwhile, the length of the maintenance equipment carrying water vapor injection is effectively increased, and in the moving process of the maintenance equipment, effectively increases the coverage area of the atomizing spray head, the spray head 10 is movably sleeved at the left end of the outer valve body 1 and is communicated with the communicating slotted hole 2 on the outer valve body 1, and then the water vapor in the outer valve body 1 can be sprayed out to carry out maintenance operation on the concrete structure.

As shown in fig. 4, in the present technical solution, two symmetric first communication holes 11, second communication holes 12 and third communication holes 13 are formed in the end surface of the nozzle 10, and the holes facing to the inner side among the first communication holes 11, the second communication holes 12 and the third communication holes 13 are all provided with circular holes having the same inner diameter as the communication slot holes 2 on the outer valve body 1, and the holes facing to the outer side are respectively provided with circular holes having the same inner diameter as the communication slot holes 2, rectangular square holes and circular holes smaller than the inner diameter of the communication slot holes 2, so that the nozzle 10 can be rotated to adjust different spraying modes of the outer valve body 1, thereby spraying water mist linearly and spraying water mist in a fan shape, and the spraying coverage length of the nozzle can be flexibly adjusted.

In this technical scheme, the outside of shower nozzle 10 is established to regular hexagon structure, and with two bisymmetry arrangements's first intercommunicating pore 11, second intercommunicating pore 12 and third intercommunicating pore 13 correspond each other, and simultaneously, be equipped with a set of internal thread hole 14 on six planes of shower nozzle 10 respectively, and through arbitrary two sets of mutual joint in two sets of bolts and the six sets of spacing holes 5 of seting up on outer valve body 1 surface left side, and then guarantee that the activity cup joints shower nozzle 10 on outer valve body 1 left end under high pressure draught's effect, the difficult phenomenon of relative rotation that takes place in the in-process of operation, and when needing to change the injection state of outer valve body 1, only need not hard up two sets of bolts just can carry out rotation adjustment to shower nozzle 10.

As shown in fig. 3 and 5, in the present technical solution, an inner slot hole 8 is formed inside an inner valve core 6, an adjusting piston 15 is axially movably sleeved inside the inner slot hole 8, a third inclined hole 16 is formed inside the adjusting piston 15, a pressure spring 17 is movably sleeved on the right side of an inner cavity of the inner slot hole 8, and is in transmission connection with one end of the adjusting piston 15 through the pressure spring 17, a linkage connecting rod 18 is movably sleeved on the other end of the adjusting piston 15, and an outer surface of the linkage connecting rod 18 is in threaded connection with an inner portion of the left end of the inner valve core 6.

As shown in fig. 3 and 5, in the present embodiment, the central axis of the third inclined hole 16 on the adjusting piston 15 is parallel to the central axis of the second inclined hole 7 on the inner spool 6, and the third inclined hole 16 and the second inclined hole 7 are partially overlapped in the initial state, and gradually and completely overlapped in the process that the adjusting piston 15 continuously moves to the right side, so that the relative position state of the adjusting piston 15 can be adjusted by the linkage connecting rod 18, and the flow rate of water can be regulated by the overlapped state between the third inclined hole 16 and the second inclined hole 7.

A maintenance method of a concrete maintenance device for building construction comprises the following operation methods:

s1, firstly, fixedly installing an outer valve body 1 on the maintenance equipment according to the content, connecting a high-pressure air pipe 4 on the maintenance equipment and connecting a pipeline of a water pipe 9 on the maintenance equipment to be communicated, loosening two groups of bolts on a spray head 10 and rotating the spray head 10 according to the width of a concrete structure to be maintained, so that a first communicating hole 11, a second communicating hole 12 or a third communicating hole 13 on corresponding positions are communicated with a communicating groove hole 2 on the outer valve body 1;

s2, then according to the hardening degree of the concrete structure and the temperature and humidity conditions of the external environment, the adjusting piston 15 is forced to move towards the left side by rotating the linkage connecting rod 18 and compresses the pressure spring 17, and further the flow rate of the water is adjusted by changing the superposition degree between the third inclined hole 16 and the second inclined hole 7;

s3, starting the maintenance equipment, circulating high-speed airflow in the communication groove hole 2 through the high-pressure air pipe 4 under the action of a high-pressure air pump, starting a water pump to convey water into the inner valve core 6, adsorbing the water in the inner cavity of the inner valve core 6 into the communication groove hole 2 through the third inclined hole 16, the second inclined hole 7 and the first inclined hole 3 under the action of fluid pressure, forming water vapor, and spraying the water vapor out through the first communication hole 11, the second communication hole 12 or the third communication hole 13 on the spray head 10 along with the high-speed airflow;

and S4, driving the maintenance equipment to move along the length direction of the concrete structure by manpower or driving control equipment, further performing range water spraying maintenance on the large-area concrete structure, and moving the maintenance equipment back and forth according to the requirement so that the concrete structure reaches the required temperature and humidity conditions.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a concrete maintenance device for construction, includes outer valve body (1), the inner chamber axial fixity of outer valve body (1) has cup jointed inner valve core (6), and the right-hand member screw thread of outer valve body (1) has cup jointed connection water pipe (9), its characterized in that: the inner cavity of the outer valve body (1) is communicated with the inner cavity of the outer valve body (1) through the first inclined holes (3), one side of the outer portion of the outer valve body (1) is provided with a high-pressure air pipe (4) communicated with the two sets of communication slotted holes (2), the inner portion of the inner valve core (6) is provided with a second inclined hole (7), the central axis of the second inclined hole (7) corresponds to the central axis of the first inclined hole (3) in the outer valve body (1) and coincides with the central axis, and the spray head (10) is movably sleeved at the left end of the outer valve body (1) and is communicated with the communication slotted holes (2) in the outer valve body (1).

2. A concrete maintenance device for use in building construction according to claim 1, wherein: the inner part of the end face of the spray head (10) is provided with a first communicating hole (11), a second communicating hole (12) and a third communicating hole (13) which are symmetrically arranged in pairs, holes towards the inner sides among the first communicating hole (11), the second communicating hole (12) and the third communicating hole (13) are all provided with circular holes with the same inner diameters as the communicating slotted holes (2) on the outer valve body (1), and holes towards the outer sides are respectively set into circular holes with the same inner diameters as the communicating slotted holes (2), rectangular square holes and circular holes smaller than the inner diameters of the communicating slotted holes (2).

3. A concrete maintenance device for use in building construction according to claim 2, wherein: the outer portion of shower nozzle (10) is established to regular hexagon structure, and corresponds each other with two bisymmetry arrangement's first intercommunicating pore (11), second intercommunicating pore (12) and third intercommunicating pore (13), simultaneously, is equipped with a set of internal thread hole (14) respectively on six planes of shower nozzle (10) to through arbitrary two sets of bolts with set up in six sets of spacing holes (5) on outer valve body (1) surface left side arbitrary two sets of mutual joint.

4. A concrete maintenance device for use in building construction according to claim 3, wherein: an inner slotted hole (8) is formed in the inner valve core (6), an adjusting piston (15) is movably sleeved in the inner axial direction of the inner slotted hole (8), a third inclined hole (16) is formed in the adjusting piston (15), a pressure spring (17) is movably sleeved on the right side of the inner cavity of the inner slotted hole (8), the pressure spring (17) is in transmission connection with one end of the adjusting piston (15), a linkage connecting rod (18) is movably sleeved on the other end of the adjusting piston (15), and the outer surface of the linkage connecting rod (18) is in threaded connection with the inner end of the left end of the inner valve core (6).

5. A concrete maintenance device for use in building construction according to claim 4, wherein: the central axis of the third inclined hole (16) on the adjusting piston (15) is parallel to the central axis of the second inclined hole (7) on the inner valve core (6), the third inclined hole (16) and the second inclined hole (7) are partially overlapped in an initial state, and the third inclined hole and the second inclined hole are gradually and completely overlapped in the process that the adjusting piston (15) continuously moves towards the right side.

6. A maintenance method of a concrete maintenance device for building construction is characterized by comprising the following operation methods:

s1, firstly, fixedly mounting an outer valve body (1) on the maintenance equipment according to the content, connecting a high-pressure air pipe (4) and a pipeline connected with a water pipe (9) to be communicated, loosening two groups of bolts on a spray head (10) and rotating the spray head (10) according to the width of a concrete structure to be maintained, and enabling a first communicating hole (11), a second communicating hole (12) or a third communicating hole (13) in corresponding positions to be communicated with a communicating groove hole (2) in the outer valve body (1);

s2, according to the hardening degree of the concrete structure and the temperature and humidity conditions of the external environment, the adjusting piston (15) is forced to move to the left side by rotating the linkage connecting rod (18) and compresses the pressure spring (17), and the water circulation quantity of the concrete structure is adjusted by changing the overlapping degree of the third inclined hole (16) and the second inclined hole (7);

s3, starting the maintenance equipment, circulating high-speed airflow in the communicating groove hole (2) through the high-pressure air pipe (4) under the action of the high-pressure air pump, simultaneously starting the water pump to convey water into the inner valve core (6), adsorbing the water in the inner cavity of the inner valve core (6) into the communicating groove hole (2) through the third inclined hole (16), the second inclined hole (7) and the first inclined hole (3) under the action of fluid pressure, forming water vapor, and spraying the water vapor out through the first communicating hole (11), the second communicating hole (12) or the third communicating hole (13) on the spray head (10) along with the high-speed airflow;

and S4, driving the maintenance equipment to move along the length direction of the concrete structure by manpower or driving control equipment, further performing range water spraying maintenance on the large-area concrete structure, and moving the maintenance equipment back and forth according to the requirement so that the concrete structure reaches the required temperature and humidity conditions.

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