Spraying device for outer wall maintenance

Abstract

The utility model provides an outer wall maintenance spraying device which comprises a water tank, a water conveying pipe, an atomizing nozzle, a drainage groove, a drainage pipe and a reservoir, the input end of the water conveying pipe is connected with the water tank, the output end of the water conveying pipe is connected with the atomizing nozzle, and the atomizing nozzle is arranged opposite to a concrete outer wall to be maintained and located on the upper side of the concrete outer wall. The input end of the drainage pipe is connected with the drainage groove, the output end of the drainage pipe is connected with the reservoir, and the reservoir is connected with the water tank through the water pump. According to the utility model, the spraying device is adopted to replace manual maintenance, so that the requirement of outer wall concrete maintenance can be met, manual water spraying test can be replaced, the requirement of long-time water spraying can be met, a continuous water curtain can be formed on the detected outer wall or window body, rainfall with various strengths can be simulated, and the target of leakage detection can be achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of construction engineering, and in particular relates to an exterior wall maintenance spraying device. Background Art

[0002] During the construction process of cast-in-place concrete, a large amount of water spraying is required for concrete curing, and concrete curing is directly related to the strength of the concrete structure and whether cracks appear. Since the exterior wall of the concrete structure exists vertically on the outside of the building, manual curing can only be performed on the bottom area. At high-rise locations, the difficulty and cost of manual curing are very high due to the increased difficulty of operation and the need for a curing period of at least one week. On the other hand, the existing manual curing does not focus on the recycling of curing water, resulting in a large amount of water resources being wasted.

[0003] Concrete exterior walls are generally maintained by watering. This is a rough method, takes a long time, wastes water resources, and cannot achieve the ideal maintenance effect. It is easy to cause cracks in the exterior wall concrete, affecting the quality of concrete molding. Utility Model Content

[0004] The utility model aims to provide an exterior wall maintenance spraying device, so as to reduce the waste of maintenance water resources and reduce manpower.

[0005] The utility model is implemented as follows: an exterior wall maintenance spray device comprises a water tank, a water pipe, an atomizing nozzle, a drainage trough, a drainage pipe and a water reservoir, wherein the input end of the water pipe is connected to the water tank, the output end of the water pipe is connected to the atomizing nozzle, the atomizing nozzle is arranged opposite to the concrete exterior wall to be maintained, the atomizing nozzle is located on the upper side of the concrete exterior wall, the drainage trough is located on the lower side of the concrete exterior wall and is used to receive water flowing down from the concrete exterior wall, the input end of the drainage pipe is connected to the drainage trough, the output end of the drainage pipe is connected to the water reservoir, and the water reservoir is connected to the water tank through a water pump.

[0006] Optionally, the exterior wall maintenance spray device also includes a humidity sensor and a contactor, the humidity sensor is in contact with the concrete exterior wall, the input end of the contactor is electrically connected to the humidity sensor, the output end of the contactor is electrically connected to the atomizing nozzle, and the contactor is used to control the water spray flow rate of the atomizing nozzle.

[0007] Optionally, a first float valve is provided in the water tank, and the first float valve is used to control the water level in the water tank. A second float valve is provided in the water reservoir, and the second float valve is used to control the water level in the water reservoir.

[0008] Optionally, the drainage ditch includes a drainage ditch body and a filter net. The drainage ditch body is in contact with the concrete outer wall and is used to receive water flowing down from the concrete outer wall. The filter net is in the drainage ditch body and is used to filter impurities in the water. A drainage hole is provided at the bottom of the drainage ditch body, and the drainage hole is communicated with the input end of the drain pipe.

[0009] Optionally, the bottom surface of the drainage ditch body is an inclined surface, and the drainage hole is arranged at the lowest point of the inclined surface.

[0010] Optionally, a water storage pipe is provided between the water tank and the water reservoir, and the water storage pipe is used for a water pump to pump water in the water reservoir into the water tank. The water reservoir is provided with a tap water pipe connected to tap water, which is used to input tap water into the water reservoir.

[0011] Optionally, the exterior wall maintenance spray device further includes a connecting bracket, the water reservoir is placed below the connecting bracket, and the water tank is placed above the connecting bracket.

[0012] Optionally, a transfer wheel axle is also provided at the bottom of the connecting bracket for transferring the exterior wall maintenance spray device to different positions.

[0013] Optionally, the atomizing nozzle includes a nozzle accommodating box, which is arranged on the top of the concrete outer wall along the width direction of the concrete outer wall and is used to hold a plurality of the nozzle bodies.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] The exterior wall maintenance spray device of this scheme provides water to the atomizing nozzle through a water tank, and the atomizing nozzle automatically sprays the concrete exterior wall for maintenance. A drainage trough is set on the lower side of the concrete exterior wall to collect the flowing water and store it in a reservoir. It can not only realize the exterior wall spraying, but also save water as much as possible and avoid the waste of water resources. The utility model adopts a spray device to replace manual maintenance, which can meet the requirements of exterior wall concrete maintenance, and can replace the manual water sprinkling test to carry out long-term water sprinkling needs, form a continuous water curtain on the inspected exterior wall or window, and can simulate rainfall of various intensities to achieve the goal of leakage inspection. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the external wall maintenance spray device;

[0017] Figure 2 It is a schematic diagram of the structure of an atomizing nozzle with a humidity sensor and a contactor;

[0018] Figure 3 This is the main view of the drainage trough;

[0019] Figure 4 It is the main view of the drainage ditch body;

[0020] Figure 5 Schematic diagram of the internal structure of the water tank;

[0021] Figure 6 It is a schematic diagram of the structure of the transfer wheel axle;

[0022] Figure 7 This is the front view of the atomizing nozzle.

[0023] Description of reference numerals:

[0024] 100. External wall; 10. Water tank; 11. First float valve; 20. Water pipe; 30. Atomizing nozzle; 31. Contactor; 32. Humidity sensor; 33. Nozzle body; 34. Nozzle receiving box; 40. Drain trough; 41. Drain ditch body; 411. Drain hole; 42. Filter; 50. Drain pipe; 60. Water reservoir; 70. Water reservoir pipe; 71. Water tank control valve; 80. Water pipe; 81. Water reservoir control valve; 90. Connecting bracket; 91. Transfer wheel axle. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0026] In the description of the present utility model, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inside", "outside", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance; in addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be a communication between the two components. For ordinary technicians in this field, the specific meanings of the terms in the present utility model can be understood according to specific circumstances.

[0027] See also Figure 1The utility model discloses an exterior wall maintenance spray device, comprising a water tank 10, a water delivery pipe 20, an atomizing nozzle 30, a drainage trough 40, a drainage pipe 50 and a water reservoir 60. The input end of the water delivery pipe 20 is connected to the water tank 10, and the output end of the water delivery pipe 20 is connected to the atomizing nozzle 30. The atomizing nozzle 30 is arranged opposite to the concrete exterior wall 100 to be maintained, the atomizing nozzle 30 is located on the upper side of the concrete exterior wall 100, and the drainage trough 40 is located on the lower side of the concrete exterior wall 100, and is used to receive water flowing down from the concrete exterior wall 100. The input end of the drainage pipe 50 is connected to the drainage trough 40, and the output end of the drainage pipe 50 is connected to the water reservoir 60. The water reservoir 60 is connected to the water tank 10 through a water pump.

[0028] The exterior wall maintenance spray device of this scheme provides water to the atomizing nozzle 30 through the water tank 10, and the atomizing nozzle 30 automatically sprays the concrete exterior wall 100 for maintenance. A drainage trough 40 is set on the lower side of the concrete exterior wall 100 to collect the flowing water and store it in the reservoir 60. It can not only realize the spraying of the exterior wall 100, but also save water as much as possible to avoid the waste of water resources. The utility model adopts a spray device to replace manual maintenance, which can meet the requirements of concrete maintenance of the exterior wall 100, and can replace the manual water spraying test to carry out the long-term water spraying needs, form a continuous water curtain on the inspected exterior wall 100 or window, and can simulate rainfall of various intensities to achieve the goal of leakage inspection.

[0029] See also Figure 2 The external wall maintenance spraying device further includes a humidity sensor 32 (not shown) and a contactor 31. The humidity sensor 32 is in contact with the concrete external wall 100. The input end of the contactor 31 is electrically connected to the humidity sensor 32. The output end of the contactor 31 is electrically connected to the atomizing nozzle 30. The contactor 31 is used to control the water spraying flow of the atomizing nozzle 30. The switch of the atomizing nozzle 30 is connected to the contactor 31 so that the contactor 31 controls the degree of opening of the switch of the atomizing nozzle 30. A humidity sensor is provided on the concrete external wall 100. The humidity sensor is connected to the contactor 31 so that the humidity sensor controls the contactor 31 to control the spraying rate of the atomizing nozzle 30, thereby realizing precise control of the surface humidity of the external wall 100 and reducing the generation of cracks in the external wall 100.

[0030] In this embodiment, a water storage pipe 70 is provided between the water tank 10 and the water reservoir 60, and a water tank control valve 71 is provided on the water storage pipe 70. The water storage pipe 70 is used for a water pump to pump water in the water reservoir 60 into the water tank 10. The water reservoir 60 is provided with a tap water pipe 80 connected to tap water, and a water tank control valve 81 is provided on the tap water pipe 80 for inputting tap water into the water reservoir 60.

[0031] See also Figure 5, a first float valve 11 is provided in the water tank 10, and the first float valve 11 is used to control the water level in the water tank 10. A second float valve (not shown) is provided in the water reservoir 60, and the second float valve is used to control the water level in the water reservoir 60. The water tank 10 uses the first float valve 11 to control the water level. When the water level exceeds the control water level, the water supply will be stopped. When it is lower than the relevant water level, the water tank control valve 71 will be started and the water pump will be turned on to supply water. The water reservoir 60 is connected to tap water. The water reservoir 60 uses the second float valve to control the water level. When the water level exceeds the control water level, the water supply will be stopped. When it is lower than the relevant water level, the water reservoir control valve 81 will be started to replenish water through tap water.

[0032] See also Figure 3-4 The drainage trough 40 includes a drainage ditch body 41 and a filter 42. The drainage ditch body 41 contacts the concrete outer wall 100 and is used to receive water flowing down from the concrete outer wall 100. The filter 42 is in the drainage ditch body 41 and is used to filter impurities in the water. A drainage hole 411 is provided at the bottom of the drainage ditch body 41, and the drainage hole 411 is connected to the input end of the drainage pipe 50. The bottom surface of the drainage ditch body 41 is an inclined surface, and the drainage hole 411 is provided at the lowest point of the inclined surface. The drainage ditch body 41 adopts a shaped aluminum alloy drainage ditch, which is installed at the lower part of the outer wall 100 to receive water flowing down from the outer wall 100. The length of the drainage ditch body 41 is a standard length, preferably 2-4 meters. The drainage ditch body 41 is provided with a slope of 1%. A filter 42 is provided above the drainage ditch body 41 to prevent impurities from clogging the drainage hole 411; a drainage pipe 50 is provided at the end of the drainage ditch body 41 to collect the flowing water and enter the water storage tank 10.

[0033] See also Figure 1 and Figure 6 The external wall maintenance spray device also includes a connecting bracket 90, the water reservoir 60 is placed below the connecting bracket 90, and the water tank 10 is placed above the connecting bracket 90. A transfer axle 91 is also provided at the bottom of the connecting bracket 90 for transferring the external wall maintenance spray device to different locations. It can be understood that by placing the water tank 10 and the water reservoir 60 together through the connecting bracket 90, the stability of the connection between the water tank 10 and the water reservoir 60 can be improved. The setting of the transfer axle 91 can facilitate the transfer of the spray device and facilitate transportation so as to be applied to different construction sites.

[0034] See also Figure 7The atomizing nozzle 30 includes a nozzle receiving box 34 and a nozzle body 33. The nozzle receiving box 34 is arranged at the top of the concrete outer wall 100 along the width direction of the concrete outer wall 100, and is used to hold a plurality of nozzle bodies 33. It can be understood that the atomizing nozzle 30 is opened opposite to the concrete outer wall 100, and the nozzle receiving box 34 is used to position the nozzle body 33, so that the nozzle body 33 can spray the outer wall 100 at a suitable angle. The water tank can be connected to multiple water pipes 20 and nozzle bodies 33, thereby increasing the spraying area. The nozzle receiving box 34 can hold a plurality of nozzle bodies 33 at the same time, thereby improving the use stability of the spraying device.

[0035] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An exterior wall maintenance spray device, characterized in that: It includes a water tank, a water pipe, an atomizing nozzle, a drainage trough, a drainage pipe and a water reservoir, the input end of the water pipe is connected to the water tank, the output end of the water pipe is connected to the atomizing nozzle, the atomizing nozzle is arranged opposite to the concrete outer wall to be maintained, the atomizing nozzle is located on the upper side of the concrete outer wall, the drainage trough is located on the lower side of the concrete outer wall, and is used to receive water flowing down from the concrete outer wall, the input end of the drainage pipe is connected to the drainage trough, the output end of the drainage pipe is connected to the water reservoir, and the water reservoir is connected to the water tank through a water pump.

2. The exterior wall maintenance spray device according to claim 1, characterized in that: The exterior wall maintenance spray device also includes a humidity sensor and a contactor. The humidity sensor is in contact with the concrete exterior wall. The input end of the contactor is electrically connected to the humidity sensor. The output end of the contactor is electrically connected to the atomizing nozzle. The contactor is used to control the water spray flow rate of the atomizing nozzle.

3. The exterior wall maintenance spray device according to claim 1, characterized in that: A first float valve is provided in the water tank, and the first float valve is used to control the water level in the water tank. A second float valve is provided in the water reservoir, and the second float valve is used to control the water level in the water reservoir.

4. The exterior wall maintenance spray device according to claim 1, characterized in that: The drainage ditch includes a drainage ditch body and a filter screen. The drainage ditch body is in contact with the concrete outer wall and is used to receive water flowing down from the concrete outer wall. The filter screen is in the drainage ditch body and is used to filter impurities in the water. A drainage hole is provided at the bottom of the drainage ditch body, and the drainage hole is communicated with the input end of the drainage pipe.

5. The exterior wall maintenance spray device according to claim 4, characterized in that: The bottom surface of the drainage ditch body is an inclined surface, and the drainage hole is arranged at the lowest point of the inclined surface.

6. The exterior wall maintenance spray device according to claim 1, characterized in that: A water pipe is provided between the water tank and the water reservoir, and the water pipe is used for a water pump to pump water in the water reservoir into the water tank. The water reservoir is provided with a tap water pipe connected with tap water, which is used to input tap water into the water reservoir.

7. The exterior wall maintenance spray device according to claim 1, characterized in that: The exterior wall maintenance spray device also includes a connecting bracket, the water reservoir is placed below the connecting bracket, and the water tank is placed above the connecting bracket.

8. The exterior wall maintenance spray device according to claim 7, characterized in that: A transfer wheel axle is also provided at the bottom of the connecting bracket for transferring the exterior wall maintenance spray device to different positions.

9. The exterior wall maintenance spray device according to claim 1, characterized in that: The atomizing nozzle comprises a nozzle accommodating box, which is arranged on the top of the concrete outer wall along the width direction of the concrete outer wall and is used for accommodating a plurality of the nozzle bodies.

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