Liquid level sensor protection cover

Abstract

The utility model relates to the technical field of fluid monitoring, in particular to a liquid level sensor protective cover which comprises a water storage tank, a protective cover body, a supporting plate and a liquid level sensor body, the protective cover body is arranged on the inner side wall of the water storage tank, and positioning mechanisms are arranged on the two sides of the protective cover body. A clamping mechanism is connected to the inner side of the protection cover body, and a water leakage monitoring mechanism is arranged at the lower end in the protection cover body; a water leakage monitoring mechanism is arranged, when water leaks from the protection cover body in the using process, water reaches the bottom end in the protection cover body, a floating plate is driven to float upwards through liquid, meanwhile, the floating plate slides on the side edge of a supporting column, and when the floating plate is in contact with a second switch in the floating-up process, the second switch triggers an alarm device; the alarm device reminds an operator of water leakage in the protection cover body which needs to be treated in time, so that the liquid level sensor body is prevented from being eroded by liquid.

Description

TECHNICAL FIELD

[0001] The utility model relates to fluid monitoring technical field especially relates to a liquid level sensor protection cover. BACKGROUND

[0002] Liquid level sensor protection cover is a kind of shell or device for protecting liquid level sensor, the material and design of liquid level sensor protection cover are generally selected according to different application needs, possibly use plastic, stainless steel or other corrosion-resistant, high-temperature-resistant material, it is usually used in harsh environment or special application occasion, but the existing liquid level sensor protection cover still has the following problems in actual use process:

[0003] The patent number "CN202122221634.8" discloses a flange type liquid level sensor protection cover, the device is fixed in the hollow structure of protection cover body by the detachable splicing between the first cover body and the second cover body when using.The utility model discloses a flange type liquid level sensor protection cover, effectively avoid the damage of sensor, convenient to install and disassemble, do not affect cabin tightness, the device cannot know the device leakage condition in time when the device leaks in use process, liquid erosion is easy to cause the device to leak for a long time, and practicality is poor. UTILITY MODEL CONTENTS

[0004] The utility model discloses a liquid level sensor protection cover to solve the above problems, improve the practicality of the existing liquid level sensor protection cover.

[0005] A kind of liquid level sensor protection cover, including: water storage tank, protection cover body, support plate and liquid level sensor body, the protection cover body is arranged in water storage tank internal side wall, the protection cover body both sides are provided with positioning mechanism, the positioning mechanism is connected with water storage tank internal side wall, the support plate is arranged in the protection cover body internal side edge, the liquid level sensor body is arranged on the support plate upper end, the protection cover body inboard is connected with clamping mechanism, the protection cover body inside lower end is provided with leakage monitoring mechanism.

[0006] Preferably, the positioning mechanism includes a connecting plate and a first bolt, the connecting plate is symmetrically arranged on the side edge of the protection cover body, and the first bolt is threadedly connected to the side edge of the connecting plate at equal distances, and the first bolt is threadedly connected to the inner side wall of the water storage tank.

[0007] Preferably, the side of the connecting plate close to the inner wall of the water storage tank is symmetrically provided with a first housing, the first housing is slidably connected with a first sliding block, the first housing is internally provided with a first spring column, the first spring column is connected with the first sliding block, and the first sliding block is in close contact with the inner wall of the water storage tank.

[0008] Preferably, the protective cover body is clamped and connected with a blocking plate on the side close to the inner wall of the water storage tank, the inner wall of the water storage tank is provided with clamping blocks at equal distances on both sides, the clamping blocks are clamped and connected with the protective cover body, and the clamping blocks are threadedly connected with second bolts on the side close to the inner wall of the water storage tank.

[0009] Preferably, the blocking plate is symmetrically provided with second housings on the side close to the interior of the protective cover body, the second housings are slidably connected with second sliding blocks, and the second housings are provided with second spring columns inside.

[0010] Preferably, the clamping mechanism comprises a clamping plate and a soft rubber pad, the second sliding block is connected with the clamping plate on the side close to the liquid level sensor body, the clamping plate is connected with the soft rubber pad on the side close to the liquid level sensor body, and the soft rubber pad is attached to the liquid level sensor body.

[0011] Preferably, the protective cover body is symmetrically provided with supporting columns at the bottom end inside, and the supporting columns are provided with limiting plates at the upper end.

[0012] Preferably, the water leakage monitoring mechanism comprises a floating plate and a second switch, the supporting columns are slidably connected with the floating plate on the side edge, and the limiting plates are symmetrically provided with the second switches at the lower end.

[0013] The utility model discloses the beneficial effects are:

[0014] 1. The water leakage monitoring mechanism is arranged, when the protective cover body leaks in the use process, water reaches the bottom end inside the protective cover body, the floating plate is floated by liquid, and the floating plate slides on the side edge of the supporting column, when the floating plate contacts the second switch in the floating process, the second switch triggers the alarm device, the alarm device reminds the operator that the protective cover body leaks, and the liquid level sensor body needs to be handled in time, so that the liquid level sensor body is prevented from being eroded by liquid.

[0015] 2. The positioning mechanism is arranged, when the connecting plate is loose in the use process, the first spring column in the first housing pushes the first sliding block to extend, and the first sliding block is attached to the first switch in the extension process, so that the first switch is triggered, the alarm device is triggered through the first switch, the operator is reminded that the device is loose and needs to be handled, and the device monitoring is more accurate. ACCURATE

[0016] Figure 1 It is the whole three-dimensional structure schematic diagram of the utility model;

[0017] Figure 2 It is the protective cover body sectional three-dimensional structure schematic diagram of the utility model;

[0018] Figure 3This is a schematic diagram of the three-dimensional structure of the positioning mechanism of the utility model;

[0019] Figure 4 For the utility model Figure 3 A in the middle is an enlarged schematic diagram of the three-dimensional structure;

[0020] Figure 5 This is a schematic diagram of the three-dimensional structure of the clamping mechanism of the present utility model;

[0021] Figure 6 It is a schematic diagram of the three-dimensional structure of the water leakage monitoring mechanism of the present utility model.

[0022] In the figure: 1. Water tank; 2. Protective cover body; 3. Positioning mechanism; 31. Connecting plate; 32. First bolt; 33. First shell; 34. First slider; 35. First spring column; 36. First switch; 4. Support plate; 5. Liquid level sensor body; 6. Clamping mechanism; 61. Sealing plate; 62. Block; 63. Second bolt; 64. Second shell; 65. Second slider; 66. Second spring column; 67. Clamping plate; 68. Soft rubber pad; 7. Water leakage monitoring mechanism; 71. Support column; 72. Limiting plate; 73. Floating plate; 74. Second switch. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] When implementing: Figures 1-6 As shown, a liquid level sensor protective cover comprises: a water tank 1, a protective cover body 2, a support plate 4 and a liquid level sensor body 5. The inner side wall of the water tank 1 is provided with the protective cover body 2, and positioning mechanisms 3 are provided on both sides of the protective cover body 2. The positioning mechanism 3 is connected to the inner side wall of the water tank 1, and a support plate 4 is provided on the inner side of the protective cover body 2. The liquid level sensor body 5 is provided on the upper end of the support plate 4. The inner side of the protective cover body 2 is connected with a clamping mechanism 6, and the lower end of the inner part of the protective cover body 2 is provided with a water leakage monitoring mechanism 7. When the device is in use, the liquid level sensor body 5 is first installed on the upper end of the support plate 4 inside the protective cover body 2, and then the clamping mechanism 6 is installed. After the installation is completed, the device is installed on the inner side of the water tank 1 through the positioning mechanism 3. At the same time, the water leakage of the protective cover body 2 can be monitored by the water leakage monitoring mechanism 7 during use, so as to avoid the liquid level sensor body 5 being corroded by liquid for a long time.

[0025] The positioning mechanism 3 comprises a connecting plate 31 and a first bolt 32, the connecting plate 31 is symmetrically arranged on the side of the protective cover body 2, the first bolt 32 is threadedly connected to the connecting plate 31 at equal distances on the side, and the first bolt 32 is threadedly connected to the inner side wall of the water storage tank 1; when the device is in use, the first bolt 32 is threadedly connected to the connecting plate 31, and the first bolt 32 is threadedly connected to the inner side wall of the water storage tank 1, so as to install the protective cover body 2.

[0026] The connecting plate 31 is symmetrically provided with a first housing 33 on the side close to the inner wall of the water storage tank 1, the first housing 33 is slidably connected with a first sliding block 34, the first housing 33 is internally provided with a first spring column 35, the first spring column 35 is connected with the first sliding block 34, and the first sliding block 34 is in close contact with the inner wall of the water storage tank 1; when the device is in use, the first sliding block 34 is slid in the first housing 33 while the connecting plate 31 is installed, and the first spring column 35 pushes the first sliding block 34 to extend when the connecting plate 31 is loose during use, and the first sliding block 34 is in close contact with the first switch 36 arranged on the inner side of the first housing 33 during the extension of the first sliding block 34, so that the alarm device is triggered by the first switch 36 to remind the operator that the device is loose, thereby improving the accuracy of monitoring.

[0027] The protective cover body 2 is clamped and connected with a blocking plate 61 on the side close to the inner wall of the water storage tank 1, clamping blocks 62 are arranged at equal distances on both sides of the inner wall of the water storage tank 1, the clamping blocks 62 are clamped and connected with the protective cover body 2, a second bolt 63 is threadedly connected to the side of the clamping block 62 close to the inner wall of the water storage tank 1, and the second bolt 63 is threadedly connected with the protective cover body 2; when the device is in use, the liquid level sensor body 5 is installed, the blocking plate 61 is clamped and connected with the protective cover body 2, and the clamping block 62 is connected with the protective cover body 2 through the second bolt 63.

[0028] The blocking plate 61 is symmetrically provided with a second housing 64 on the side close to the inner part of the protective cover body 2, the second housing 64 is slidably connected with a second sliding block 65, and the second housing 64 is internally provided with a second spring column 66.

[0029] The clamping mechanism 6 comprises a clamping plate 67 and a soft rubber pad 68, the second sliding block 65 is connected with the clamping plate 67 on the side close to the liquid level sensor body 5, the clamping plate 67 is connected with the soft rubber pad 68 on the side close to the liquid level sensor body 5, and the soft rubber pad 68 is in close contact with the liquid level sensor body 5; when the device is in use, the soft rubber pad 68 is in close contact with the liquid level sensor body 5 during the clamping of the blocking plate 61, the second sliding block 65 is slid in the second housing 64 by the clamping plate 67, the second spring column 66 is extruded during the sliding process, and the liquid level sensor body 5 is clamped by the reaction force of the second spring column 66.

[0030] A support column 71 is symmetrically provided at the bottom end of the inner portion of the protective cover body 2 , and a limit plate 72 is provided at the upper end of the support column 71 .

[0031] The water leakage monitoring mechanism 7 includes a float plate 73 and a second switch 74. The float plate 73 is slidably connected to the side of the support column 71, and the second switch 74 is symmetrically arranged at the lower end of the limit plate 72. When the device is in use, when the protective cover body 2 leaks, the water reaches the bottom end of the protective cover body 2. At this time, the liquid drives the float plate 73 to slide on the side of the support column 71. In the process of the liquid driving the float plate 73 to float up, it contacts the second switch 74. At this time, the second switch 74 triggers the alarm device to remind the operator that there is water leakage inside the protective cover body 2.

[0032] When the present invention is in use, the liquid level sensor body 5 is first installed on the upper end of the support plate 4 inside the protective cover body 2, and then the blocking plate 61 is engaged with the protective cover body 2, and the blocking block 62 is connected to the protective cover body 2 by the second bolt 63. During the engagement process of the blocking plate 61, the soft rubber pad 68 is in contact with the liquid level sensor body 5, and the second slider 65 is pushed to slide inside the second housing 64 by the clamping plate 67. During the sliding process, the second spring column 66 is squeezed, and the reaction force of the second spring column 66 clamps the liquid level sensor body 5.

[0033] At this time, the protective cover body 2 is installed by threading the first bolt 32 with the connecting plate 31 and the first bolt 32 with the inner side wall of the water tank 1. When the connecting plate 31 is installed, the first slider 34 is pushed to slide inside the first shell 33. When the connecting plate 31 becomes loose during use, the first spring column 35 pushes the first slider 34 to extend. During the extension of the first slider 34, it contacts the first switch 36 provided on the inside of the first shell 33. At this time, the alarm device is triggered by the first switch 36 to remind the operator that the device is loose, thereby improving the accuracy of monitoring.

[0034] When the protective cover body 2 leaks, the water reaches the bottom of the protective cover body 2. The liquid drives the float 73 to slide on the side of the support column 71. When the liquid drives the float 73 to float up, it contacts the second switch 74. At this time, the second switch 74 triggers the alarm device to remind the operator that the protective cover body 2 is leaking.

[0035] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A liquid level sensor protection cover, characterized in that, Include: Water storage tank (1), protective cover body (2), support plate (4) and liquid level sensor body (5), the inside side wall of the water storage tank (1) is provided with protective cover body (2), the both sides of the protective cover body (2) are provided with positioning mechanism (3), the positioning mechanism (3) is connected with the inside side wall of the water storage tank (1), the inside side edge of the protective cover body (2) is provided with support plate (4), the upper end of the support plate (4) is provided with liquid level sensor body (5), the inside of the protective cover body (2) is connected with clamping mechanism (6), the inside lower end of the protective cover body (2) is provided with water leakage monitoring mechanism (7).

2. A liquid level sensor protection cover according to claim 1, characterized in that: The positioning mechanism (3) includes a connecting plate (31) and a first bolt (32), the side of the protective cover body (2) is symmetrically provided with a connecting plate (31), the side of the connecting plate (31) is symmetrically provided with a first bolt (32), and the first bolt (32) is threadedly connected with the inside side wall of the water storage tank (1).

3. A liquid level sensor protection cover according to claim 2, wherein: The connecting plate (31) is symmetrically provided with a first housing (33) close to one side of the inner wall of the water storage tank (1), the first housing (33) is slidably connected with a first sliding block (34), the first housing (33) is provided with a first spring column (35) inside, the first spring column (35) is connected with the first sliding block (34), and the first sliding block (34) is attached to the inner wall of the water storage tank (1).

4. A liquid level sensor protective cover according to claim 1, wherein: The protective cover body (2) is connected with a blocking plate (61) close to one side of the inner wall of the water storage tank (1), the inner wall of the water storage tank (1) is provided with a clamping block (62) at equal distances on both sides, the clamping block (62) is connected with the protective cover body (2), and the clamping block (62) is threadedly connected with a second bolt (63) close to one side of the inner wall of the water storage tank (1). The second bolt (63) is threadedly connected with the protective cover body (2).

5. A liquid level sensor protection cover according to claim 4, characterised in that: The blocking plate (61) is symmetrically provided with a second housing (64) close to one side of the inside of the protective cover body (2), the second housing (64) is slidably connected with a second sliding block (65), and the second housing (64) is provided with a second spring column (66) inside. The second spring column (66) is connected with the second sliding block (65).

6. A liquid level sensor protection cover according to claim 5, wherein: The clamping mechanism (6) includes a clamping plate (67) and a soft rubber pad (68), the second sliding block (65) is connected with a clamping plate (67) close to one side of the liquid level sensor body (5), the clamping plate (67) is connected with a soft rubber pad (68) close to one side of the liquid level sensor body (5), and the soft rubber pad (68) is attached to the liquid level sensor body (5).

7. A liquid level sensor protective cover according to claim 1, wherein: The inside bottom end of the protective cover body (2) is symmetrically provided with a supporting column (71), and the supporting column (71) is provided with a limiting plate (72) at the upper end.

8. A liquid level sensor protection cover according to claim 7, characterised in that: The water leakage monitoring mechanism (7) includes a floating plate (73) and a second switch (74), and the supporting column (71) is slidably connected with a floating plate (73) on the side. The second switch (74) is symmetrically provided at the lower end of the limiting plate (72).

Images