Water leakage detection device

Abstract

A water leakage detection device comprises a water collecting tray, a water immersion sensor is fixedly installed at the water collecting bottom of the water collecting tray, the water immersion sensor is electrically connected with a controller, the controller is electrically connected with a buzzer, a drainage pipe is further installed at the water collecting bottom of the water collecting tray and communicated with a collecting cylinder through a hose, and a connecting assembly is further arranged on the water collecting tray. The device is fixedly connected with a to-be-detected device through a connecting assembly. The water immersion sensor is a contact type water immersion detector; the controller is a single chip microcomputer controller; according to the utility model, the sensor of the contact type water immersion detector is arranged, and the buzzer is connected through the single-chip microcomputer controller, so that when leaked water is collected in the water collecting tray, the buzzer gives an alarm in time; according to the water collecting tray, the connecting assemblies of different structures and installation modes are arranged, the water collecting tray and the to-be-detected device are fixedly installed together, therefore, installation and use of the water collecting tray at complex water leakage points are achieved, the installation modes are diversified and flexible, and the water collecting tray is simple and reliable in structure, sensitive in detection, high in practicability and high in popularization value.

Description

Technical Field

[0001] The utility model relates to the technical field of detection devices, in particular to a water leakage detection device. Background Art

[0002] In appliances with water pipes, water leakage detection devices are usually installed to detect water leakage inside the appliances, so as to facilitate timely treatment. For example, existing water-cooled electric cabinets, radiators, water heaters, air conditioners, washing machines, water purifiers and other electrical appliances are all equipped with water leakage detection devices, so that users can obtain water leakage information of the appliances in time and take effective measures to avoid losses.

[0003] The commonly used existing leakage device is to set a water collecting tray at the bottom of the leakage point to collect the leakage, and then detect it through a detection sensor. When water is detected, an alarm can be given. For example, a water leakage detection device disclosed in announcement number CN107421693A includes a base plate, a detection sensor and a guiding component for guiding the water accumulated on the base plate to the position of the detection sensor, the guiding component and the detection sensor are both arranged on the base plate, the horizontal position of the detection sensor is lower than the horizontal position of the guiding component, and the detection sensor is connected to a controller; during the installation and use of similar water leakage detection devices, it was found that due to the different heights of the leakage points and the lack of installation points for fixing the water collecting tray at the bottom of many leakage points, the water collecting tray with the above-mentioned existing single installation method is difficult to be installed at the bottom of different leakage points, making the water collecting tray unable to adapt to complex installation requirements, and the water collecting tray has a complex structure, thick and bulky steel plate, and increased processing and manufacturing difficulty. Summary of the invention

[0004] The technical problem to be solved by the utility model is to provide a water leakage detection device, which solves the problem that the existing water leakage detection device has a heavy water collecting tray, a complex structure, and a single installation and fixing method, and cannot be applied to complex installation environments.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a water leakage detection device, including a water collecting tray, a water immersion sensor is fixedly installed at the water collecting bottom of the water collecting tray, the water immersion sensor is electrically connected to the controller, the controller is electrically connected to the buzzer, and a drain pipe is also installed at the bottom of the water collecting bottom of the water collecting tray, the drain pipe is connected to the collection cylinder through a hose, and a connecting component is also provided on the water collecting tray, which is connected and fixed to the device to be detected through the connecting component.

[0006] In a preferred solution, the water collecting tray is configured to be funnel-shaped, a water immersion sensor is installed at the center of the bottom of the funnel, and a drain pipe is installed on the conical surface of the bottom of the funnel.

[0007] In a preferred solution, the water immersion sensor is a contact-type water immersion detector, and the controller is a single-chip microcomputer controller.

[0008] In a preferred embodiment, the connecting assembly includes two groups of first connecting rods installed on a group of side walls opposite to the water collecting tray, two groups of first mounting holes are opened on the group of side walls opposite to the water collecting tray, one end of the first connecting rod is detachably installed on the group of side walls opposite to the water collecting tray through the first mounting hole, and the other end of the first connecting rod is connected and fixed to the device to be detected.

[0009] In a preferred solution, the first connecting rod includes a first rod body, both ends of the first rod body are provided with threads, one end is installed with a set of nuts to connect and fix the first rod body to the water collecting tray together, the other end is installed with a first threaded sleeve, the other end of the first threaded sleeve is fixed with a first connecting plate, and the first connecting plate is installed and fixed to the device to be detected by bolts and nuts.

[0010] In a preferred embodiment, the connecting assembly includes two groups of second connecting rods installed on a group of side walls opposite to the water collecting tray, two groups of first connecting ears are installed on a group of side walls opposite to the water collecting tray, and a second mounting hole is provided on the first connecting ear. One end of the second connecting rod is detachably mounted on a group of side walls opposite to the water collecting tray through the second mounting hole on the first connecting ear, and the other end of the second connecting rod is connected and fixed to the device to be detected.

[0011] In a preferred solution, the second connecting rod includes a second rod body, both ends of the second rod body are provided with threads, one end is installed with a set of nuts to connect and fix the second rod body to the water collecting tray together, and the other end is installed with a second threaded sleeve, and the other end of the second threaded sleeve is fixed with a second connecting plate, and the second connecting plate is installed and fixed to the device to be detected by bolts and nuts.

[0012] In a preferred embodiment, the connecting assembly includes two groups of third connecting rods installed on the outer bottom of the water collecting tray, two groups of second connecting ears are installed on the outer bottom of the water collecting tray, and a third mounting hole is provided on the second connecting ear. One end of the third connecting rod can be detachably installed on the outer bottom of the water collecting tray through the third mounting hole on the second connecting ear, and the other end of the third connecting rod is connected and fixed to the device to be detected.

[0013] In a preferred embodiment, the third connecting rod includes a third rod body, both ends of the third rod body are provided with threads, one end is installed with a set of nuts to connect and fix the third rod body to the water collecting tray, and the other end is installed with a third threaded sleeve, and the other end of the third threaded sleeve is fixed with a third connecting plate, and the third connecting plate is installed and fixed with the device to be detected by bolts and nuts.

[0014] In a preferred solution, the first rod body, the second rod body, and the third rod body are configured as straight rods or special-shaped rods according to the installation position of the device to be detected.

[0015] The utility model provides a water leakage detection device, which has the following beneficial effects:

[0016] 1. The utility model solves the problem that the existing water leakage detection device has a heavy water collecting tray, a complex structure, and a single installation and fixing method, and cannot be applied to complex installation environments;

[0017] 2. The utility model provides a connection assembly with various structures and installation methods, so that the installation methods of the water collecting tray 1 and the device to be detected are more flexible and diverse, applicable to a wider range of installation environments, better practicality, higher safety and better reliability;

[0018] 3. The utility model adopts the design of the funnel-shaped water collecting tray 1, so that the water collecting tray 1 can be formed by a wall plate, light-weight manufacturing, cost-saving, and convenient to carry and transport. The funnel-shaped design makes the water leakage it receives more concentrated on the water immersion sensor 2, which is conducive to the water immersion sensor 2 to detect the water leakage alarm in time;

[0019] 4. The utility model provides a drainage pipe 5 on the water collecting pan 1, so that the water in the water collecting pan 1 accumulates to a certain height and is discharged and collected in the collecting tube 7, thereby further improving the sensitivity, reliability and safety of the device;

[0020] 5. The utility model uses the water immersion sensor 2 of the contact water immersion detector to make the detection more direct and free from external signal interference, thereby further improving the sensitivity, reliability and safety of the device;

[0021] 6. The utility model uses the single-chip controller 3 to enable the water sensor 2 to quickly decode and transmit the information to the honey device 4, which then sounds an alarm, thereby increasing the timeliness and reliability of the signal transmission of the device.

[0022] 7. The utility model guides the leaking water into the collection tube through a hose for centralized collection, thereby preventing the leaking water from flowing around and affecting other equipment, and also preventing the operators from slipping and getting injured, thereby further improving the practicality, safety and reliability of the device;

[0023] 8. The utility model has exquisite design, flexible and diverse installation, simple structure, safety and reliability, low cost, and a small idea to solve practical problems on site. It is convenient to install, disassemble, carry and reuse, and has good scalability, upgradeability and applicability. It has high practical application value, broad application prospects and good economic benefits. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The utility model is further described below in conjunction with the accompanying drawings and implementation examples:

[0025] Figure 1 This is a schematic diagram of the overall structure of Embodiment 1 of the present utility model;

[0026] Figure 2 This is a schematic diagram of the overall structure of Embodiment 2 of the present utility model;

[0027] Figure 3 This is a schematic diagram of the overall structure of Embodiment 3 of the present utility model;

[0028] Figure 4 This is a schematic diagram of the overall structure in which the first connecting rod 9 is provided with a special-shaped rod in Embodiment 4 of the utility model;

[0029] Figure 5 This is a schematic diagram of the overall structure of the second connecting rod 11 being a special-shaped rod in Embodiment 4 of the present utility model;

[0030] Figure 6 This is a schematic diagram of the overall structure of the third connecting rod 14 provided with a special-shaped rod in Embodiment 4 of the present utility model;

[0031] Figure 7 This is a schematic diagram of the structure of the water collecting tray of the utility model;

[0032] Figure 8 It is a schematic diagram of the assembly of the first threaded sleeve and the first connecting plate of the utility model;

[0033] In the figure: water collecting tray 1, water immersion sensor 2, controller 3, buzzer 4, drain pipe 5, hose 6, collecting tube 7, first mounting hole 8, first connecting rod 9, second mounting hole 10, second connecting rod 11, first connecting ear 12, third mounting hole 13, third connecting rod 14, second connecting ear 15, first rod body 91, first threaded sleeve 92, first connecting plate 93, second rod body 111, second threaded sleeve 112, second connecting plate 113, third rod body 141, third threaded sleeve 142, third connecting plate 143. DETAILED DESCRIPTION

[0034] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0035] Example 1

[0036] like Figure 1 , Figure 7 and Figure 8 As shown, a water leakage detection device includes a water collecting tray 1, a water immersion sensor 2 is fixedly installed at the water collecting bottom of the water collecting tray 1, the water immersion sensor 2 is electrically connected to a controller 3, the controller 3 is electrically connected to a buzzer 4, a drain pipe 5 is also installed at the water collecting bottom of the water collecting tray 1, the drain pipe 5 is connected to a collecting tube 7 through a hose 6, and a connecting component is also provided on the water collecting tray 1, which is connected and fixed to the device to be detected through the connecting component.

[0037] In this embodiment, the water collecting tray 1 is funnel-shaped, a water sensor 2 is installed at the center of the bottom of the funnel, and a drain pipe 5 is installed on the conical surface of the bottom of the funnel.

[0038] Furthermore, the water immersion sensor 2 is a contact water immersion detector, and the controller 3 is a single chip microcomputer controller.

[0039] Furthermore, the connecting assembly includes two groups of first connecting rods 9 installed on a group of side walls opposite to the water collecting tray 1, and two groups of first mounting holes 8 are opened on the group of side walls opposite to the water collecting tray 1. One end of the first connecting rod 9 is detachably installed on the group of side walls opposite to the water collecting tray 1 through the first mounting hole 8, and the other end of the first connecting rod 9 is connected and fixed to the device to be detected.

[0040] Furthermore, the first connecting rod 9 includes a first rod body 91, both ends of the first rod body 91 are provided with threads, one end is installed with a set of nuts to connect and fix the first rod body 91 and the water collecting tray 1 together, and the other end is installed with a first threaded sleeve 92, and the other end of the first threaded sleeve 92 is fixed with a first connecting plate 93, and the first connecting plate 93 is installed and fixed with the device to be detected by bolts and nuts.

[0041] Furthermore, the first rod body 91 is configured as a straight rod.

[0042] During specific use: After the water immersion alarm function of a water leakage detection device is debugged and qualified, when it is put into use online, the first connecting plate 93 of the first connecting rod 9 is firmly fixed to the walls on both sides of the device to be detected or the side walls of the cabinet, so that the center of the water collecting tray 1 is facing the low center of the device to be detected. After it is firmly fixed, a water leakage detection device starts to work. When there is water leakage and it reaches the water immersion sensor 2, the water immersion sensor 2 transmits a signal to the controller 3. The signal is decoded by the controller 3 and transmitted to the buzzer 4. The buzzer 4 sounds an alarm. When the leaking water reaches the height of the drain pipe 5, the water collecting tray 1 starts to drain water to the collection tube 7 through the drain pipe 5, thereby reducing the pressure of the water collecting tray 1 to avoid the danger of flooding.

[0043] Example 2

[0044] In another preferred embodiment, based on the above embodiment 1, Figure 2As shown, when the walls or side walls of the cabinet on both sides of the device to be detected cannot be used for fixing, the bottom of the device to be detected can be fixed, the connecting assembly includes two groups of second connecting rods 11 installed on a group of side walls opposite to the water collecting tray 1, and two groups of first connecting ears 12 are installed on a group of side walls opposite to the water collecting tray 1. The first connecting ears 12 are provided with second mounting holes 10, and one end of the second connecting rod 11 is detachably installed on a group of side walls opposite to the water collecting tray 1 through the second mounting hole 10 on the first connecting ear 12, and the other end of the second connecting rod 11 is connected and fixed to the device to be detected; the second connecting rod 11 includes a second rod body 111, and both ends of the second rod body 111 are provided with threads, one A group of nuts are installed at one end to connect and fix the second rod body 111 with the water collecting tray 1 together, and a second threaded sleeve 112 is installed at the other end. A second connecting plate 113 is fixed to the other end of the second threaded sleeve 112. The second connecting plate 113 is installed and fixed to the device to be detected through bolts and nuts. After being firmly fixed, a water leakage detection device starts to work. When water leakage reaches the water immersion sensor 2, the water immersion sensor 2 transmits a signal to the controller 3. The signal is decoded by the controller 3 and transmitted to the buzzer 4. The buzzer 4 sounds an alarm. When the leaking water reaches the height of the drain pipe 5, the water collecting tray 1 starts to drain water to the collection tube 7 through the drain pipe 5, thereby reducing the pressure of the water collecting tray 1 to avoid the danger of flooding.

[0045] Example 3

[0046] In another preferred embodiment, based on the above embodiment 1, Figure 3As shown, when the walls on both sides of the device to be detected or the side walls of the cabinet, and the bottom of the device cannot be used for fixing, the bottom of the inner cavity of the device to be detected can be fixed, the connecting assembly includes two groups of third connecting rods 14 installed on the outer bottom of the water collecting tray 1, and two groups of second connecting ears 15 are installed on the outer bottom of the water collecting tray 1. The second connecting ears 15 are provided with third mounting holes 13. One end of the third connecting rod 14 is detachably installed on the outer bottom of the water collecting tray 1 through the third mounting hole 13 on the second connecting ears 15, and the other end of the third connecting rod 14 is connected and fixed to the device to be detected; the third connecting rod 14 includes a third rod body 141, both ends of the third rod body 141 are provided with threads, and one end is installed A group of nuts are installed to connect and fix the third rod body 141 and the water collecting tray 1 together, and a third threaded sleeve 142 is installed at the other end. A third connecting plate 143 is fixed to the other end of the third threaded sleeve 142. The third connecting plate 143 is installed and fixed to the device to be detected through bolts and nuts. After being firmly fixed, a water leakage detection device starts to work. When water leakage reaches the water immersion sensor 2, the water immersion sensor 2 transmits a signal to the controller 3. The signal is decoded by the controller 3 and transmitted to the buzzer 4. The buzzer 4 sounds an alarm. When the leaking water reaches the height of the drain pipe 5, the water collecting tray 1 starts to drain water to the collection tube 7 through the drain pipe 5, thereby reducing the pressure of the water collecting tray 1 to avoid the danger of flooding.

[0047] Embodiment 4:

[0048] In another preferred embodiment, based on the above-mentioned embodiment 1, 2 or 3, as Figure 4 , Figure 5 and Figure 6 As shown, when the device to be detected has an interference position with an area where a water leakage detection device is fixed, the first rod body 91, the second rod body 111, and the third rod body 141 can all be set as special-shaped rods according to the installation position of the device to be detected, or one group of them can be set as special-shaped rods to avoid the interference position, and the rest of the installation method and detection method are the same as embodiment 1, 2, or 3.

[0049] In the preferred scheme, the water collecting tray 1 is set to be funnel-shaped, a water immersion sensor 2 is installed at the center of the bottom of the funnel, and a drain pipe 5 is installed on the conical surface of the bottom of the funnel; the above arrangement enables the water collecting tray 1 to be formed by wall panels and be lightweight, thereby facilitating manufacturing, saving costs, and being convenient to carry and transport. The funnel-shaped design makes the water leakage it receives more concentrated on the water immersion sensor 2, which is beneficial for the water immersion sensor 2 to detect the leakage alarm in time. The setting of the drain pipe 5 allows the water collected in the water collecting tray 1 to accumulate to a certain height and be discharged and collected in the collection tube 7, thereby further improving the sensitivity, reliability and safety of the device.

[0050] In the preferred scheme, the water immersion sensor 2 is a contact water immersion detector, and the controller 3 is a single-chip microcomputer controller; the water immersion sensor 2 is set as a contact water immersion detector, which makes the detection more direct and free from interference from external signals, thereby further improving the sensitivity, reliability and safety of the device; the controller 3 is set as a single-chip microcomputer controller, so that the water immersion sensor 2 can quickly decode and transmit it to the honey device 4, and the honey device 4 sounds an alarm, which increases the timeliness and reliability of the device signal transmission. At the same time, the above settings are reliable and low-cost.

[0051] In a preferred embodiment, the connecting assembly includes two groups of first connecting rods 9 installed on a group of side walls opposite to the water collecting tray 1, and two groups of first mounting holes 8 are opened on a group of side walls opposite to the water collecting tray 1. One end of the first connecting rod 9 is detachably installed on a group of side walls opposite to the water collecting tray 1 through the first mounting hole 8, and the other end of the first connecting rod 9 is connected and fixed to the device to be detected; the above arrangement enables the connection between the water collecting tray 1 and the device to be detected, and facilitates installation and disassembly.

[0052] In the preferred solution, the first connecting rod 9 includes a first rod body 91, both ends of the first rod body 91 are provided with threads, one end is installed with a group of nuts, the first rod body 91 is connected and fixed to the water collecting tray 1, and the other end is installed with a first threaded sleeve 92, and the other end of the first threaded sleeve 92 is fixed with a first connecting plate 93, and the first connecting plate 93 is installed and fixed to the device to be detected by bolts and nuts; the above arrangement further improves the speed and reliability of assembly of the first connecting rod 9.

[0053] In a preferred embodiment, the connecting assembly includes two groups of second connecting rods 11 installed on a group of side walls opposite to the water collecting tray 1, two groups of first connecting ears 12 are installed on a group of side walls opposite to the water collecting tray 1, and a second mounting hole 10 is provided on the first connecting ear 12. One end of the second connecting rod 11 is detachably installed on a group of side walls opposite to the water collecting tray 1 through the second mounting hole 10 on the first connecting ear 12, and the other end of the second connecting rod 11 is connected and fixed to the device to be detected; the above arrangement enables the connection between the water collecting tray 1 and the device to be detected, and facilitates installation and disassembly.

[0054] In the preferred solution, the second connecting rod 11 includes a second rod body 111, both ends of the second rod body 111 are provided with threads, one end is installed with a set of nuts, the second rod body 111 and the water collecting tray 1 are connected and fixed together, the other end is installed with a second threaded sleeve 112, the other end of the second threaded sleeve 112 is fixed with a second connecting plate 113, the second connecting plate 113 is installed and fixed with the device to be detected by bolts and nuts; the above arrangement further improves the speed and reliability of assembly of the second connecting rod 11.

[0055] In a preferred solution, the connecting assembly includes two groups of third connecting rods 14 installed on the outer bottom of the water collecting tray 1, two groups of second connecting ears 15 are installed on the outer bottom of the water collecting tray 1, and a third mounting hole 13 is provided on the second connecting ear 15. One end of the third connecting rod 14 is detachably installed on the outer bottom of the water collecting tray 1 through the third mounting hole 13 on the second connecting ear 15, and the other end of the third connecting rod 14 is connected and fixed to the device to be detected; the above arrangement enables the connection between the water collecting tray 1 and the device to be detected, and facilitates installation and disassembly.

[0056] In the preferred solution, the third connecting rod 14 includes a third rod body 141, both ends of the third rod body 141 are provided with threads, one end is installed with a group of nuts, the third rod body 141 is connected and fixed to the water collecting tray 1, and the other end is installed with a third threaded sleeve 142, and the other end of the third threaded sleeve 142 is fixed with a third connecting plate 143, and the third connecting plate 143 is installed and fixed to the device to be detected by bolts and nuts; the above arrangement further improves the speed and reliability of assembly of the third connecting rod 14.

[0057] In a preferred solution, the first rod body 91, the second rod body 111, and the third rod body 141 are set as straight rods or special-shaped rods according to the installation position of the device to be detected; the above setting makes the first connecting rod 9, the second connecting rod 11, and the third connecting rod 14 as connecting components have a wider range of applications, stronger practicality, and higher practical application value.

[0058] In summary, the present invention proposes a novel water leakage detection device, which solves the problem that the existing water leakage detection device has a heavy water collecting pan 1, a complex structure, and a single installation and fixing method, and cannot be used in complex installation environments; through the setting of connecting components with various structures and installation methods, the installation method of the water collecting pan 1 and the device to be detected is more flexible and diverse, and the applicable installation environment range is wider and the practicality is better; through the design of the funnel-shaped water collecting pan 1, the water collecting pan 1 can be formed by wall panels, lightweight manufacturing, cost saving, and convenient to carry and transport, and the funnel-shaped design makes the water leakage it receives more concentrated on the water immersion sensor 2, which is beneficial for the water immersion sensor 2 to detect the water leakage alarm in time; through the setting of the drain pipe 5 on the water collecting pan 1, the water collected in the water collecting pan 1 is The accumulated water is discharged to a certain height and collected in the collecting tube 7, thereby further improving the sensitivity, reliability and safety of the device; through the setting of the water immersion sensor 2 of the contact water immersion detector, the detection is more direct and free from interference from external signals; through the setting of the single-chip controller 3, the water immersion sensor 2 is quickly decoded and transmitted to the honey detector 4, and the honey detector 4 sounds an alarm, which increases the timeliness and reliability of the signal transmission of the device; the utility model is exquisitely designed, simple in structure, flexible and diverse in installation, safe and reliable, low in cost, and a small idea solves actual problems on site, is convenient for installation, disassembly, transportation and reuse, has good scalability, upgradeability and applicability, has high practical application value, has broad application prospects and good economic benefits.

Claims

1. A water leakage detection device, characterized in that: The invention comprises a water collecting tray (1), a water sensor (2) being fixedly mounted on the water collecting bottom of the water collecting tray (1), the water sensor (2) being electrically connected to a controller (3), the controller (3) being electrically connected to a buzzer (4), a drainage pipe (5) being also mounted on the water collecting bottom of the water collecting tray (1), the drainage pipe (5) being connected to a collection cylinder (7) via a hose (6), and a connecting component being also arranged on the water collecting tray (1), and being connected and fixed to a device to be detected via the connecting component.

2. A water leakage detection device according to claim 1, characterized in that: The water collecting tray (1) is configured in a funnel shape, a water immersion sensor (2) is installed at the center of the bottom of the funnel, and a drainage pipe (5) is installed on the conical surface of the bottom of the funnel.

3. A water leakage detection device according to claim 2, characterized in that: The water immersion sensor (2) is a contact-type water immersion detector, and the controller (3) is a single-chip microcomputer controller.

4. A water leakage detection device according to claim 3, characterized in that: The connection assembly comprises two groups of first connection rods (9) mounted on a group of opposite side walls of the water collecting tray (1); two groups of first mounting holes (8) are provided on the group of opposite side walls of the water collecting tray (1); one end of the first connection rod (9) is detachably mounted on the group of opposite side walls of the water collecting tray (1) through the first mounting hole (8); and the other end of the first connection rod (9) is connected and fixed to the device to be detected.

5. A water leakage detection device according to claim 4, characterized in that: The first connecting rod (9) comprises a first rod body (91), both ends of the first rod body (91) are provided with threads, one end is mounted with a set of nuts for connecting and fixing the first rod body (91) and the water collecting tray (1) together, the other end is mounted with a first threaded sleeve (92), the other end of the first threaded sleeve (92) is fixed with a first connecting plate (93), and the first connecting plate (93) is mounted and fixed with the device to be detected by means of bolts and nuts.

6. A water leakage detection device according to claim 5, characterized in that: The connection assembly comprises two groups of second connection rods (11) mounted on a group of side walls opposite to the water collecting tray (1), two groups of first connection ears (12) are mounted on a group of side walls opposite to the water collecting tray (1), the first connection ears (12) are provided with second mounting holes (10), one end of the second connection rod (11) is detachably mounted on the group of side walls opposite to the water collecting tray (1) through the second mounting holes (10) on the first connection ears (12), and the other end of the second connection rod (11) is connected and fixed to the device to be detected.

7. A water leakage detection device according to claim 6, characterized in that: The second connecting rod (11) comprises a second rod body (111), both ends of the second rod body (111) are provided with threads, one end is mounted with a set of nuts for connecting and fixing the second rod body (111) and the water collecting tray (1) together, the other end is mounted with a second threaded sleeve (112), the other end of the second threaded sleeve (112) is fixed with a second connecting plate (113), and the second connecting plate (113) is mounted and fixed with the device to be detected by means of bolts and nuts.

8. A water leakage detection device according to claim 7, characterized in that: The connection assembly comprises two groups of third connection rods (14) mounted on the outer bottom of the water collecting tray (1); two groups of second connection ears (15) are mounted on the outer bottom of the water collecting tray (1); the second connection ears (15) are provided with third mounting holes (13); one end of the third connection rod (14) is detachably mounted on the outer bottom of the water collecting tray (1) through the third mounting holes (13) on the second connection ears (15); and the other end of the third connection rod (14) is connected and fixed to the device to be detected.

9. A water leakage detection device according to claim 8, characterized in that: The third connecting rod (14) comprises a third rod body (141), both ends of the third rod body (141) are provided with threads, one end is mounted with a set of nuts, the third rod body (141) and the water collecting tray (1) are connected and fixed together, the other end is mounted with a third threaded sleeve (142), the other end of the third threaded sleeve (142) is fixed with a third connecting plate (143), the third connecting plate (143) is mounted and fixed with the device to be detected by means of bolts and nuts.

10. A water leakage detection device according to claim 9, characterized in that: The first rod body (91), the second rod body (111), and the third rod body (141) are configured as straight rods or special-shaped rods according to the installation position of the device to be detected.

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