CN213714458U

CN213714458U - Intelligent liquid level detection device with protection device

Info

Publication number: CN213714458U
Application number: CN202023235982.2U
Authority: CN
Inventors: 郭荣良
Original assignee: Zhejiang Kaihong Electronics Co ltd
Current assignee: Zhejiang Kaihong Electronics Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-07-16
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses an intelligent liquid level detection device with a protection device, which comprises a protective shell (1), wherein a semicircular buffer head (2) is arranged on the protective shell (1); a buffer fixing piece (3) is arranged in the protective shell (1); the buffer fixing piece (3) is provided with a detector body (4); the detector body (4) is electrically connected with a communication lead (5); two exhaust holes (6) are formed in the top surface of the protective shell (1), and a plurality of liquid guide holes (7) are formed in the side surface of the bottom end of the protective shell (1); a filter screen (8) is arranged on each liquid guide hole (7); the side surface of the buffer head (3) is provided with a mounting groove (9), and a temperature sensor (10) is arranged in the mounting groove (9). The utility model discloses not only can increase of service life, still have work efficiency height, detect the advantage that the precision is high, convenient to use, structural strength are high and application scope is wide.

Description

Intelligent liquid level detection device with protection device

Technical Field

The utility model relates to a liquid level detector, especially take protection device's intelligent liquid level detection device.

Background

The liquid level detector leads a sensor for measuring liquid level, and a detecting head of a common liquid level detector is required to extend into the detecting liquid when in use, but because the extending depth is about deep, the pressure of the liquid on the detecting head is higher, the detecting environment is uncertain, the phenomena of shaking, collision and the like of the detecting head are easily caused, thereby the detecting head is damaged, and the service life is influenced; moreover, various impurities can appear in the detection environment, and the impurities can be wound on the detection head in the detection process to cause the detection failure, so that the impurities on the detection head need to be removed from time to time, and the working efficiency is influenced. Therefore, the existing liquid level detector has the problems of short service life and low working efficiency in the using process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take protection device's intelligent liquid level detection device. The utility model discloses not only can increase of service life, still have the advantage that work efficiency is high.

The technical scheme of the utility model: the intelligent liquid level detection device with the protection device comprises a protection shell, wherein a buffer head with a semicircular bottom surface is installed at the bottom end part of the protection shell in a threaded mode; an installation cavity is formed in the protective shell, and a buffering fixing piece is arranged on the inner bottom surface of the installation cavity; the middle part of the buffering fixing piece is provided with a detector body; the detector body is electrically connected with a communication lead, and one end part of the communication lead is arranged above the protective shell; the top surface of the protective shell is provided with two symmetrically arranged exhaust holes, and the side surface of the bottom end part of the protective shell is provided with a plurality of liquid guide holes which are uniformly distributed in an annular manner; a filter screen is arranged on each liquid guide hole; the side face, close to the end portion of the protection shell, of the buffering head is provided with a mounting groove, and a temperature sensor is arranged in the mounting groove.

In the intelligent liquid level detection device with the protection device, the bottom end of the protection shell is provided with an installation seat with external threads, the middle of the outer side surface of the installation seat is provided with a ring groove, and the inner bottom surface of the ring groove is provided with a first magnetic ring; a connecting groove with internal threads is formed in the top surface of the buffer head, and a second magnetic ring is arranged in the middle of the inner side surface of the connecting groove; the second magnetic ring is matched with the first magnetic ring.

In the intelligent liquid level detection device with the protection device, a fixed groove is formed in the position, corresponding to the detector body, of the buffer fixing piece, and two elastic pieces which are symmetrically arranged are arranged in the fixed groove; the surface of each elastic part is provided with a plurality of liquid passing holes which are uniformly distributed; and a plurality of liquid passing holes which are uniformly distributed are also formed in the surface of the buffering fixing piece and the bottom surface of the fixing groove.

In the aforesaid take protection device's intelligent liquid level detection device, the mounting ring has been cup jointed on the protective housing, installs water measuring probe and the ground connection probe that is the symmetric distribution on the bottom surface of mounting ring.

Compared with the prior art, the utility model discloses improved current liquid level detector, through cup jointed the protective housing in the outside of detector body, the bottom portion of protective housing is provided with semicircular buffer head, utilizes hemispherical buffer head can carry out fine decomposition with the water pressure that the depth of water brought, and the effect of external striking to the damage of detector body can be slowed down well to the deuterogamy protective housing to can be fine reduce the damage that water pressure caused to the detector body, thereby prolonged the life of whole liquid level detector; the buffer fixing piece is arranged in the detector body, so that the position of the detector body can be kept stable by using the buffer fixing piece, the phenomenon that the detector body shakes everywhere in the working process is avoided, and the service life is further prolonged; meanwhile, the exhaust hole and the liquid guide hole which are arranged on the protective shell are matched, so that when external liquid enters the protective shell for detection, the influence on the detection precision of the detector body due to shaking is reduced, and the integral detection precision is improved; by arranging the filter screen on each liquid guide hole, the phenomenon that the detector body fails to measure due to blockage can be avoided by utilizing the filter screen, and the use is convenient; meanwhile, the temperature sensor is arranged on the buffer head, so that the temperature of liquid can be detected while the liquid level is detected by the temperature sensor, and the overall working efficiency is improved. In addition, the utility model discloses still through be provided with first magnetic ring on the lateral surface of mount pad, be provided with the second magnetic ring in the spread groove, utilize mount pad external screw thread and the internal thread of spread groove to make protective housing and buffer head can threaded connection together, through the cooperation of first magnetic ring and second magnetic ring, can further strengthen the connection between buffer head and the protective housing, thereby improved the intensity of overall structure; the elastic piece is arranged in the fixed groove, so that the interaction force between the detector body and the buffering and fixing piece can be further slowed down by the elastic piece, and the service life is further prolonged; the elastic piece, the buffer fixing piece and the fixing groove are all provided with a plurality of liquid passing holes which are uniformly distributed, so that the liquid can conveniently flow in the protective shell, and the detection precision is ensured; through being provided with water detection probe and ground probe on the protective housing, utilize water detection probe and ground probe can assist the position outside whole liquid level detector detects the liquid level position to be applicable to different detection ring border, enlarged application range. Therefore, the utility model discloses not only can increase of service life, still have work efficiency height, detect that the precision is high, convenient to use, structural strength are high and application scope is wide advantage.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a partially enlarged view at B in fig. 1.

The labels in the figures are: 1-protective shell, 2-buffer head, 3-buffer fixing piece, 4-detector body, 5-communication conducting wire, 6-exhaust hole, 7-liquid guide hole, 8-filter screen, 9-installation groove, 10-temperature sensor, 11-installation seat, 12-first magnetic ring, 13-connection groove, 14-second magnetic ring, 15-fixed groove, 16-elastic piece, 17-liquid guide hole, 18-installation ring, 19-water measuring probe and 20-grounding probe.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Examples are given. An intelligent liquid level detection device with a protection device is formed as shown in figures 1 to 3 and comprises a protective shell 1, wherein a buffer head 2 with a semicircular bottom surface is installed at the bottom end part of the protective shell 1 in a threaded mode; an installation cavity is arranged in the protective shell 1, and a buffering fixing piece 3 is arranged on the inner bottom surface of the installation cavity; the middle part of the buffering fixing piece 3 is provided with a detector body 4; the detector body 4 is electrically connected with a communication lead 5, and one end part of the communication lead 5 is arranged above the protective shell 1; the top surface of the protective shell 1 is provided with two symmetrically arranged exhaust holes 6, and the side surface of the bottom end part of the protective shell 1 is provided with a plurality of liquid guide holes 7 which are uniformly distributed in an annular manner; a filter screen 8 is arranged on each liquid guide hole 7; the side face, close to the end portion of the protection shell 1, of the buffer head 2 is provided with a mounting groove 9, and a temperature sensor 10 is arranged in the mounting groove 9.

The bottom end of the protective shell 1 is provided with an installation seat 11 with external threads, the middle of the outer side surface of the installation seat 11 is provided with a ring groove, and the inner bottom surface of the ring groove is provided with a first magnetic ring 12; a connecting groove 13 with internal threads is formed in the top surface of the buffer head 2, and a second magnetic ring 14 is arranged in the middle of the inner side surface of the connecting groove 13; the second magnetic ring 14 is matched with the first magnetic ring 12; a fixing groove 15 is formed in the position, corresponding to the detector body 4, of the buffer fixing piece 3, and two elastic pieces 16 which are symmetrically arranged are arranged in the fixing groove 15; the surface of each elastic piece 16 is provided with a plurality of evenly distributed liquid passing holes 17; a plurality of liquid passing holes 17 which are uniformly distributed are also formed in the surface of the buffering fixing piece 3 and the bottom surface of the fixing groove 15; the protective shell 1 is sleeved with a mounting ring 18, and the bottom surface of the mounting ring 18 is provided with a water measuring probe 19 and a grounding probe 20 which are symmetrically distributed.

The working principle is as follows: when the buffer head is used, the mounting seat 11 on the bottom surface of the protective shell 1 is aligned to the fixing groove 15 on the buffer head 2, then the buffer head 2 is rotated, so that the protective shell 1 and the buffer head 2 can be connected together through the mutual matching of the external threads on the mounting seat 11 and the internal threads on the fixing groove 15, and the connection of the protective shell 1 and the buffer head 2 can be subjected to double protection through the mutual matching of the first magnetic ring 12 and the second magnetic ring 14, so that the integral structural strength is improved; then, the whole detector buffer head 2 is downwards inserted into the detection liquid, and the liquid pressure can be well decomposed by utilizing the spherical bottom surface of the buffer head 2, so that the oppression of the liquid pressure on the detector body 4 is reduced, a better protection effect is achieved on the detector body 4, and the service life is prolonged; meanwhile, liquid in the detection environment can enter the protective shell 1 through the liquid guide hole 7 and the filter screen 8 on the liquid guide hole 7, so that the detector body 4 is detected, wherein the filter screen 8 can block sundries in the liquid, and the phenomenon that the detector body 4 is blocked when the liquid enters the protective shell 1 is avoided; meanwhile, air in the protective shell 1 can be exhausted through the exhaust holes 6, so that liquid can enter the protective shell quickly, and the working efficiency is improved; the data detected by the detector body 4 can be transmitted to an externally arranged central controller through the communication lead 5 in real time to complete detection.

When the liquid temperature needs to be detected, the temperature sensor 10 is controlled to be started by the central controller, and the liquid temperature in the detection environment can be automatically detected by the temperature sensor 10; when the detected environments are different, for example, water and oil tests exist in the detected environments at the same time, the water measuring probe 19 and the grounding probe 20 are controlled to be started, and the oil-water boundary can be quickly found by using the water measuring probe 19 and the grounding probe 20.

Claims

1. Take protection device's intelligent liquid level detection device, its characterized in that: the protective shell comprises a protective shell (1), wherein a buffer head (2) with a semicircular bottom surface is installed at the bottom end part of the protective shell (1) in a threaded manner; an installation cavity is arranged in the protective shell (1), and a buffer fixing piece (3) is arranged on the inner bottom surface of the installation cavity; the middle part of the buffer fixing piece (3) is provided with a detector body (4); the detector body (4) is electrically connected with a communication lead (5), and one end part of the communication lead (5) is arranged above the protective shell (1); two exhaust holes (6) which are symmetrically arranged are formed in the top surface of the protective shell (1), and a plurality of liquid guide holes (7) which are uniformly distributed in an annular mode are formed in the side surface of the bottom end of the protective shell (1); a filter screen (8) is arranged on each liquid guide hole (7); the buffer head (2) is provided with a mounting groove (9) on the side surface close to the end part of the protective shell (1), and a temperature sensor (10) is arranged in the mounting groove (9).

2. The intelligent liquid level detection device with protection device of claim 1, wherein: the bottom end of the protective shell (1) is provided with an installation seat (11) with external threads, the middle of the outer side surface of the installation seat (11) is provided with a ring groove, and the inner bottom surface of the ring groove is provided with a first magnetic ring (12); a connecting groove (13) with internal threads is formed in the top surface of the buffer head (2), and a second magnetic ring (14) is arranged in the middle of the inner side surface of the connecting groove (13); the second magnetic ring (14) is matched with the first magnetic ring (12).

3. The intelligent liquid level detection device with protection device of claim 1, wherein: a fixed groove (15) is formed in the position, corresponding to the detector body (4), of the buffer fixing piece (3), and two elastic pieces (16) which are symmetrically arranged are arranged in the fixed groove (15); the surface of each elastic piece (16) is provided with a plurality of evenly distributed liquid passing holes (17); and a plurality of liquid passing holes (17) which are uniformly distributed are also formed in the surface of the buffer fixing piece (3) and the bottom surface of the fixing groove (15).

4. The intelligent liquid level detection device with protection device of any one of claims 1 to 3, wherein: the protective shell (1) is sleeved with a mounting ring (18), and the bottom surface of the mounting ring (18) is provided with a water measuring probe (19) and a grounding probe (20) which are symmetrically distributed.