Digital display intelligent water pressure sensor

Abstract

The utility model discloses a digital display intelligent water pressure sensor, and belongs to the technical field of water pressure sensors. A digital display intelligent water pressure sensor comprises a sensor body and an installation head fixed to the lower end of the sensor body, the surface of the installation head is in threaded connection with a connecting sleeve, and the bottom and the side wall of the connecting sleeve are each provided with a plurality of first through holes used for being communicated with a water pipe. A closing structure for closing the first through hole is arranged in the connecting sleeve; the transmission assembly drives the closing cover to rotate in the connecting sleeve through the expansion ring, so that the second through holes and the first through holes are staggered, the closing cover seals the first through holes, water in a water pipe is prevented from flowing to the outside through the connecting sleeve, when a sensor is disassembled, a connector of a pipeline is automatically sealed, and the disassembly efficiency of the sensor is improved. Therefore, the purpose that water does not need to be cut off during maintenance is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water pressure sensor technical field especially relates to a digital display intelligent water pressure sensor. BACKGROUND

[0002] Digital display intelligent water pressure sensor is a kind of pressure sensor more commonly used in industrial practice, it is widely used in various industrial dynamic environment, water conservancy and hydropower engineering, traffic construction equipment, production automatic control system, aerospace technology, ship technology, conveying pipeline and other areas.

[0003] Because digital display intelligent water pressure sensor just uses a period of time, precision inaccuracy even is damaged phenomenon appears easily, need to check and maintain frequently, to calibrate or replace damaged sensor, however, the existing external digital display intelligent water pressure sensor needs to be disassembled when checking or maintaining, needs to stop water in advance to the pipeline, lead to the user of the pipeline stop water, cause inconvenience, therefore, provide a kind of digital display intelligent water pressure sensor, can automatically close the interface of pipeline when disassembling sensor, prevent interface from leaking, reach the purpose of not stopping water when maintaining. UTILITARIAN CONTENT

[0004] The utility model aims at solving the problems in the prior art and provides a digital display intelligent water pressure sensor.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A digital display intelligent water pressure sensor, comprising a sensor body and a mounting head fixed to the lower end of the sensor body, the mounting head surface is threadedly connected with a connecting sleeve, the connecting sleeve bottom and side wall are both provided with a plurality of first through holes for communicating with water pipes, the connecting sleeve is internally provided with a closure structure for closing the first through holes;

[0007] The closure structure comprises a closure cover for closing the plurality of first through holes and a transmission assembly for driving the closure cover to rotate.

[0008] In some embodiments, the closure cover is rotatably arranged in the connecting sleeve through an expansion ring, the closure cover side wall and bottom are both provided with a plurality of second through holes, and the plurality of second through holes correspond to the plurality of first through holes respectively.

[0009] In some embodiments, the transmission assembly comprises two inclined blocks fixed on the upper surface of the expansion ring, and the vertical surfaces of the two inclined blocks are respectively fixedly connected with springs for driving the inclined blocks and the closure cover to reset.

[0010] In some embodiments, the transmission assembly further comprises a compression ring vertically sliding inside the connecting sleeve, a lower surface of the compression ring is arrayed with two pressing blocks, the pressing blocks are matched with the inclined blocks, inner walls of the compression ring are symmetrically fixed with two ear plates, and opposite ends of the two ear plates are both located below the mounting head.

[0011] In some embodiments, the spacing between the multiple first through holes is greater than the width of the first through hole, and the spacing between the multiple second through holes is greater than the width of the second through hole.

[0012] In some embodiments, the compression ring surface is symmetrically fixed with two limiting blocks, the connecting sleeve inner wall is symmetrically provided with two limiting grooves, and the two limiting blocks vertically slide in the two limiting groove inner walls.

[0013] Compared with the prior art, the utility model provides a kind of digital display intelligent water pressure sensor, with following beneficial effects.

[0014] 1, the utility model, through the transmission assembly drives closure cover to rotate in the connecting sleeve inside by expansion ring, so that multiple second through holes and multiple first through hole are misaligned, so that closure cover encloses multiple first through hole, so as to avoid the water in water pipe flows to outside through connecting sleeve, when disassembling sensor, automatically enclose the interface of pipeline, prevent interface from leaking, reach the purpose of not stopping water when maintaining.

[0015] 2, the utility model, through the mounting head to ear plate and compression ring are pressed, under the action of pressing block and inclined block, so as to drive expansion ring and closure cover to rotate, so that multiple first through hole and multiple second through hole are automatically corresponding, so that the water flow in water pipe enters into connecting sleeve, and water pressure detection is carried out by sensor body.

[0016] Other advantages, objects and features of the utility model will be described in the subsequent specification to some extent; and to some extent, based on the study of the following text, it will be obvious to those skilled in the art; or, it can be taught from the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the axial structure schematic view of the utility model.

[0018] Figure 2 It is the axial section structure schematic view of the utility model.

[0019] Figure 3 It is the connecting sleeve structure schematic view in the utility model.

[0020] Figure 4 It is the closure cover structure schematic view in the utility model.

[0021] Figure 5 The utility model discloses an elevation explosion structure schematic diagram.

[0022] In the drawing,

[0023] 1, sensor body;2, connecting sleeve;3, first through hole;4, closure cover;5, second through hole;6, expansion ring;7, inclined block;8, press ring;9, press block;10, spring;11, ear plate;12, limit block;13, limit slot;14, mounting head. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0025] Referring to Figures 1-5 A digital display intelligent water pressure sensor, including sensor body 1 and fixed in sensor body 1 lower end's mounting head 14, mounting head 14 adopts hollow bolt, wherein the hollow position is used for the detection head of sensor body 1 movable detection water pressure, and the surface of mounting head 14 is threadedly connected with connecting sleeve 2, and the bottom and surface of connecting sleeve 2 are all provided with a plurality of first through holes 3, and the first through hole 3 on the surface of connecting sleeve 2 is vertically arranged long hole, and is arrayed on the surface of connecting sleeve 2, and the first through hole 3 on the lower surface of connecting sleeve 2 is horizontally arranged long hole, and the aperture near the inner ring one end is less than the aperture near the outer ring one end, and is arrayed on the bottom of connecting sleeve 2, and the surface of connecting sleeve 2 is provided with external thread, for installing connecting sleeve 2 on the surface of water pipe, and the spacing between a plurality of first through holes 3 is all greater than the width of first through hole 3.

[0026] It can be understood that the connecting sleeve 2 is threadedly connected on the surface of water pipe through external thread, so that a plurality of first through holes 3 are arranged inside the water pipe, and then the sensor body 1 is threadedly connected on the surface of connecting sleeve 2 through mounting head 14, so that the water in the water pipe enters into the connecting body through a plurality of first through holes 3, so that the detection head of sensor body 1 detects water pressure, and a plurality of first through holes 3 are arranged on the surface and bottom of connecting sleeve 2, so that the water flow in the water pipe can enter into connecting sleeve 2 at multiple angles, so that the water pressure in connecting sleeve 2 is equal to the water pressure in the water pipe, and the detection error caused by connecting sleeve 2 is avoided.

[0027] Specifically, the closure cover 4 is rotatably arranged in the connecting sleeve 2, the lower surface and the side wall of the closure cover 4 are tightly attached to the inner wall of the connecting sleeve 2, a plurality of second through holes 5 are arranged on the side wall and the bottom of the closure cover 4, the plurality of second through holes 5 correspond to the plurality of first through holes 3 respectively, the spacing between the plurality of second through holes 5 is greater than the width of the second through hole 5, the top of the closure cover 4 is open, the expansion ring 6 is fixedly connected to the upper surface of the closure cover 4, and the closure cover 4 is horizontally rotated in the connecting sleeve 2 through the expansion ring 6.

[0028] It can be understood that the closure cover 4 is rotated inside the connecting sleeve 2 through the expansion ring 6, so that the plurality of second through holes 5 are misaligned with the plurality of first through holes 3, the closure cover 4 closes the plurality of first through holes 3, thereby avoiding the water in the water pipe from flowing outwards through the connecting sleeve 2.

[0029] Specifically, two inclined blocks 7 are fixed on the upper surface of the expansion ring 6, the inclined blocks 7 are triangular, the vertical surfaces of the two inclined blocks 7 are respectively fixedly connected with springs 10, the other ends of the two springs 10 are respectively fixedly connected to the inner wall of the connecting sleeve 2, the springs 10 are used to push the inclined blocks 7 and the closure cover 4 to close the plurality of first through holes 3, a compression ring 8 vertically slides inside the connecting sleeve 2, the compression ring 8 is arranged above the inclined blocks 7, two pressing blocks 9 are fixed on the lower surface of the compression ring 8 in an array, preferably, the lower surface of the pressing block 9 is inclined, the pressing block 9 cooperates with the inclined block 7, two ear plates 11 are fixed symmetrically on the inner wall of the compression ring 8, the opposite ends of the two ear plates 11 are arranged below the mounting head 14, two limiting blocks 12 are fixed symmetrically on the surface of the compression ring 8, two limiting grooves 13 are symmetrically arranged on the inner wall of the connecting sleeve 2, the two limiting blocks 12 vertically slide in the inner walls of the two limiting grooves 13 respectively.

[0030] It can be understood that when the sensor body 1 is installed, the mounting head 14 presses the ear plate 11 and the compression ring 8, the compression ring 8 drives the pressing block 9 to press the two inclined blocks 7, under the action of the inclined surface, the expansion ring 6 and the closure cover 4 are pushed to rotate, so that the plurality of first through holes 3 and the plurality of second through holes 5 correspond, so that the water flow in the water pipe enters the connecting sleeve 2, and the water pressure is detected through the sensor body 1, by arranging the spring 10, when the sensor body 1 is disassembled, the pressure on the ear plate 11 and the compression ring 8 disappears, the spring 10 pushes the inclined block 7 and the closure cover 4 to rotate, so that the first through hole 3 and the second through hole 5 are misaligned, the first through hole 3 is closed by the closure cover 4, by arranging the limiting block 12 and the limiting groove 13, the limiting block 12 slides in the inner wall of the limiting groove 13, thereby avoiding the rotation of the compression ring 8.

[0031] The utility model discloses, through the external thread with connecting sleeve 2 threaded connection in the water pipe surface, make a plurality of first through -hole 3 set up in the water pipe inside, again with sensor body 1 through the installation head 14 threaded connection in connecting sleeve 2 surface, make installation head 14 go into connecting sleeve 2 inside, make installation head 14 press to ear plate 11 and compression ring 8, make compression ring 8 drive pressure block 9 press to two inclined blocks 7, under the action of the inclined plane, thereby push the extension ring 6 and the closing cover 4 rotate, thereby make a plurality of first through -hole 3 and a plurality of second through -hole 5 correspond, thereby make the water flow in the water pipe enter into connecting sleeve 2, through the detection head of sensor body 1 carry out water pressure detection, when needing to detach sensor body 1, rotate installation head 14, take down sensor body 1, at this time, the pressure of ear plate 11 and compression ring 8 disappears, spring 10 pushes inclined block 7 and closing cover 4 and rotates, makes first through -hole 3 and second through -hole 5 dislocation, through the closing cover 4 seals first through -hole 3, avoids the water in the water pipe and flows to the outside through connecting sleeve 2, reaches the purpose of automatic closing, when the maintenance work can not stop water.

[0032] The above merely describes a preferred embodiment of the utility model, and the protection scope of the utility model is not limited to this, and any person skilled in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

[0033] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In the present specification, the illustrative description of the above terms is not necessarily for the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, the person skilled in the art can combine and combine the different embodiments or examples described in the present specification and the features of the different embodiments or examples without contradiction.

[0034] Although the embodiments of the utility model have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and cannot be understood as limiting the utility model, and the person skilled in the art can change, modify, replace and modify the above-mentioned embodiments within the scope of the utility model.

Claims

1. A digital intelligent water pressure sensor, comprising a sensor body (1) and a mounting head (14) fixed at the lower end of the sensor body (1), characterized in that, The mounting head (14) is surface threaded with a connecting sleeve (2), the bottom and the side wall of the connecting sleeve (2) are provided with a plurality of first through holes (3) for communicating with the water pipe, and the connecting sleeve (2) is internally provided with a closing structure for closing the first through holes (3). The closing structure comprises a closing cover (4) for closing the plurality of first through holes (3) and a transmission assembly for driving the closing cover (4) to rotate.

2. The digital display intelligent water pressure sensor according to claim 1, characterized in that, The closing cover (4) is rotatably arranged in the connecting sleeve (2) through an expansion ring (6), the side wall and the bottom of the closing cover (4) are provided with a plurality of second through holes (5), and the plurality of second through holes (5) correspond to the plurality of first through holes (3) respectively.

3. The digital display intelligent water pressure sensor according to claim 2, characterized in that, The transmission assembly comprises two inclined blocks (7) fixed on the upper surface of the expansion ring (6), and the vertical surfaces of the two inclined blocks (7) are fixedly connected with springs (10) for driving the inclined blocks (7) and the closing cover (4) to reset.

4. The digital display intelligent water pressure sensor according to claim 1, wherein, The transmission assembly further comprises a pressing ring (8) vertically sliding in the connecting sleeve (2), the lower surface of the pressing ring (8) is fixedly provided with two pressing blocks (9), the pressing blocks (9) are matched with the inclined blocks (7), the inner wall of the pressing ring (8) is fixedly provided with two ear plates (11) symmetrically, and the opposite ends of the two ear plates (11) are located below the mounting head (14).

5. The digital display intelligent water pressure sensor according to claim 2, characterized in that, The spacing between the plurality of first through holes (3) is greater than the width of the first through hole (3), and the spacing between the plurality of second through holes (5) is greater than the width of the second through hole (5).

6. The digital display intelligent water pressure sensor according to claim 4, characterized in that, The surface of the pressing ring (8) is fixedly provided with two limiting blocks (12) symmetrically, the inner wall of the connecting sleeve (2) is symmetrically provided with two limiting grooves (13), and the two limiting blocks (12) are vertically slidably arranged in the inner walls of the two limiting grooves (13) respectively.

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