Magnetostriction liquid level meter with fixing and protecting functions

Abstract

The utility model provides a magnetostrictive liquid level meter with a fixing and protecting function. The magnetostriction liquid level meter with the fixing and protecting functions comprises a mounting disc, a first through hole is formed in the top of the mounting disc, a circuit unit is mounted in the first through hole in a threaded mode, two sliding rails are fixedly mounted at the top of the mounting disc, and two protecting sleeve pieces which are the same in structure and opposite in direction are slidably mounted on the two sliding rails correspondingly; the protective sleeve member comprises a sleeve shell, and the sleeve shell is matched with the circuit unit. According to the magnetostriction liquid level meter with the fixing and protecting functions, direct contact between an electronic element and the environment is avoided through the protection assembly, the service life of the device is prolonged, the auxiliary assembly is arranged, the measuring assembly is protected, meanwhile, a relatively static environment is provided for the measuring assembly, the measuring accuracy is guaranteed, and the quick-release assembly is arranged, so that the cost is reduced. And the device is convenient to install and maintain.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of magnetostrictive liquid level meter especially relates to a magnetostrictive liquid level meter with fixed protection function. BACKGROUND

[0002] The magnetostrictive liquid level meter can work in various different environments, such as high temperature, low temperature, high humidity, corrosive environment, etc. In a high humidity environment, such as liquid level measurement in some humid underground mines, water vapor can enter the inside of the liquid level meter, causing short circuit or corrosion of electronic components, and thus affecting the accuracy of measurement. In a corrosive environment, such as liquid level measurement of acid and alkali storage tanks in chemical enterprises, if the liquid level meter is not protected against corrosion, its shell and internal components can be corroded, affecting the normal operation of the liquid level meter and leading to unreliable measurement results.

[0003] In some environments with solid particle erosion, such as liquid level measurement of slurry ponds in the mining industry, if there is no protection, the continuous erosion of solid particles on the liquid level meter will wear out the shell and sensor part of the liquid level meter. The use of protective tubes and other protective measures can effectively block the erosion of solid particles, reduce wear and tear, and prolong the service life of the liquid level meter.

[0004] After searching, in the related technology, the patent file with authorization publication number CN221223927U discloses a magnetostrictive liquid level meter, specifically relates to the field of liquid level meter, and comprises a liquid level meter main body, a probe rod connected to the bottom end of the liquid level meter main body, a first flange sleeved at the top end of the probe rod, a second flange connected to the bottom end of the first flange, a heat insulation pipe welded to the bottom end of the second flange, the heat insulation pipe being sleeved on the probe rod, a floating ball sleeved on the heat insulation pipe, a clamping positioning assembly symmetrically installed at the bottom end of the second flange, the two clamping positioning assemblies being connected and matched with the floating ball, a water inlet pipe installed on one side of the top end of the heat insulation pipe, a drain pipe connected to the other side of the heat insulation pipe, and a cooling bin formed between the heat insulation pipe and the probe rod. The utility model discloses a magnetostrictive liquid level meter which can be used in high temperature environment, can guarantee the detection accuracy of the magnetostrictive liquid level meter, can position and clamp the floating ball, can avoid the phenomenon of damage caused by the movement of the floating ball during transfer, and can improve the service life of the magnetostrictive liquid level meter.

[0005] According to the related technology in the above, the utility model person believes that there are the following defects: the device is not protected, the device life is easily shortened due to the environment, and the measurement result is easily affected by the environment.

[0006] Therefore, it is necessary to provide a new magnetostrictive liquid level meter with fixed protection function to solve the above technical problems. UTILITY MODEL CONTENTS

[0007] The technical problem solved by the utility model is to provide a magnetostrictive liquid level meter with fixing protection function, which is provided with a protection assembly to avoid direct contact between electronic components and the environment, prolong the service life of the device, provided with an auxiliary assembly to provide a relatively stationary environment for the measurement assembly while protecting the measurement assembly, ensure measurement accuracy, provided with a quick release assembly to facilitate installation and maintenance of the device.

[0008] To solve the above technical problems, the utility model provides a magnetostrictive liquid level meter with fixing protection function includes: the installation disc, the top of installation disc is opened with through -hole no.

[0009] As a further scheme of the utility model, the bottom of installation disc is equipped with bearing base, a plurality of through -hole no.

[0010] As a further scheme of the utility model, a plurality of sleeves are respectively arranged in a plurality of through -hole no.

[0011] As a further scheme of the utility model, the bottom of circuit unit is fixedly installed with detection rod, and the movable float is slidably installed on the detection rod.

[0012] As a further scheme of the utility model, the bottom of installation disc is fixedly installed with sleeve, a plurality of mounting holes are formed in the inner wall of sleeve, a plurality of limit plates are installed in a plurality of mounting holes through torsional spring, a plurality of limit balls are arranged on one side of a plurality of limit plates, a fixing ring is fixedly sleeved on the outer wall of sleeve, a plurality of spring telescopic rods are fixedly installed at the bottom end of fixing ring, the same limit ring is fixedly installed on the output end of a plurality of spring telescopic rods, a protection sleeve is slidably installed in sleeve, a plurality of limit spherical grooves are formed in the outer wall of protection sleeve, and a plurality of limit spherical grooves are matched with a plurality of limit balls.

[0013] As a further scheme of the utility model, one side of the sleeve shell is provided with a sealing rubber ring, and one side of the other sleeve shell is provided with a sealing groove, which is matched with the sealing rubber ring.

[0014] Compared with the related art, the magnetostrictive liquid level meter with the fixing protection function has the following beneficial effects:

[0015] 1. The utility model discloses a protection assembly, which is sleeved with a protection shell, avoids direct contact between electronic components and the environment, and prolongs the service life of the device.

[0016] 2. The utility model discloses an auxiliary assembly, which protects the measurement assembly and provides a relatively static environment for the measurement assembly, avoids the impact and interference of external factors on the measurement assembly, and ensures measurement accuracy.

[0017] 3. The utility model discloses a quick release assembly, which facilitates installation and maintenance of the device. DRAWINGS

[0018] In order to facilitate understanding of those skilled in the art, the utility model will be further described below with reference to the drawings.

[0019] Figure 1 It is a three-dimensional structure schematic view of the magnetostrictive liquid level meter with the fixing protection function.

[0020] Figure 2 It is an electronic component protection part structure schematic view of the magnetostrictive liquid level meter with the fixing protection function.

[0021] Figure 3 It is a quick release part structure schematic view of the magnetostrictive liquid level meter with the fixing protection function.

[0022] Figure 4 It is a measurement component protection part structure schematic view of the magnetostrictive liquid level meter with the fixing protection function.

[0023] In the drawings: 1, mounting disc; 2, circuit unit; 3, slide rail; 4, sleeve shell; 5, limiting sleeve ring; 6, limiting rod; 7, spring; 8, bearing base; 9, sleeve; 10, limiting block; 11, filling block; 12, baffle; 13, detection rod; 14, movable float; 15, sleeve; 16, limiting plate; 17, limiting ball; 18, fixing ring; 19, spring telescopic rod; 20, limiting ring; 21, protection sleeve; 22, sealing rubber ring. DETAILED DESCRIPTION

[0024] Please refer to Figures 1 to 3 , wherein, Figure 1The utility model discloses a three -dimensional structure schematic drawing of magnetostrictive liquid level meter with fixed protection function, Figure 2 The utility model discloses electronic element protection part structure schematic drawing of magnetostrictive liquid level meter with fixed protection function, Figure 3 The utility model discloses quick -detach part structure schematic drawing of magnetostrictive liquid level meter with fixed protection function, Figure 4 The utility model discloses measurement element protection part structure schematic drawing of magnetostrictive liquid level meter with fixed protection function. Magnetostrictive liquid level meter with fixed protection function includes: the top of mounting disc 1 is seted up with through -hole no.

[0025] Through the mutual matching of sleeve shell 4, limit sleeve ring 5 and limit rod 6, through the setting of protection shell, avoid the direct contact of electronic element and environment, prolong the life of device.

[0026] The bottom of mounting disc 1 is equipped with bearing base 8, is seted up with multiple through -hole no.

[0027] Multiple sleeve 9 are respectively equipped in multiple through -hole no.

[0028] Through the mutual matching of limit block 10 and filling block 11, the installation and maintenance of device are convenient.

[0029] The bottom of circuit unit 2 is fixedly installed with detection rod 13, and movable float 14 is slidably installed on detection rod 13,

[0030] The bottom of the installation disc 1 is fixedly provided with a sleeve 15, a plurality of installation holes are formed in the inner wall of the sleeve 15, a plurality of limiting plates 16 are installed in the installation holes through torsional springs respectively, a plurality of limiting balls 17 are arranged on one side of the limiting plates 16 respectively, a fixing ring 18 is fixedly arranged on the outer wall of the sleeve 15, a plurality of spring telescopic rods 19 are fixedly installed on the bottom end of the fixing ring 18, the same limiting ring 20 is fixedly installed on the output end of the spring telescopic rods 19, and a protection sleeve 21 is slidably installed in the sleeve 15; a plurality of limiting spherical grooves are formed in the outer wall of the protection sleeve 21 and matched with the limiting balls 17 respectively.

[0031] Through the cooperation of the sleeve 15 and the protection sleeve 21, the measuring assembly is protected and a relatively static environment is provided for the measuring assembly, so that the impact interference of external factors on the measuring assembly is avoided and the measurement accuracy is ensured.

[0032] Corresponding to the sleeve shell 4, one side is provided with a sealing rubber ring 22, and the other side is provided with a sealing groove matched with the sealing rubber ring 22.

[0033] The working principle of the magnetostrictive liquid level meter with the fixing protection function is as follows:

[0034] First step: the bearing base 8 is fixedly installed on the fixed surface, in use, the circuit unit 2 is first rotatably installed on the installation disc 1, then the two sleeve shells 4 are aligned and slid into the two sliding rails 3, the limiting rods 6 are pressed down, the plurality of limiting sleeve rings 5 can be inserted into the plurality of insertion holes, the limiting rods 6 are loosened and moved upwards to limit the plurality of limiting sleeve rings 5, so that the two sleeve shells 4 are prevented from being separated, the detection rod 13 is rotatably installed at the bottom of the circuit unit 2, the limiting ring 20 is pushed upwards, the plurality of limiting plates 16 are opened under the action of the torsional springs, the protection sleeve 21 is inserted into the sleeve 15, the plurality of limiting spherical grooves on the outer wall of the protection sleeve 21 are aligned with the plurality of limiting balls 17, the limiting ring 20 is loosened and reset under the action of the plurality of spring telescopic rods 19, the plurality of limiting plates 16 are limited, and the installation of the protection sleeve 21 is completed.

[0035] Second step: after the protection sleeve 21 is installed, the circuit unit 2 is placed on the bearing base 8 together with the installation disc 1, the plurality of sleeves 9 are inserted into the plurality of through holes two and the plurality of through holes three respectively, the plurality of filling blocks 11 are inserted into the plurality of sleeves 9 respectively, the plurality of limiting blocks 10 are ejected, the installation disc 1 is fixed on the bearing base 8.

[0036] It should be noted that the device structure and the drawings of the utility model mainly describe the principle of the utility model, and the setting of the power mechanism, the power supply system and the control system of the device is not completely described clearly in the technical principle of the design, and under the premise that the technical personnel in the field understand the principle of the above-mentioned utility model, the specific of the power mechanism, the power supply system and the control system can be clearly known, and the control mode of the application file is automatically controlled through the controller, and the control circuit of the controller can be realized through simple programming of the technical personnel in the field;

[0037] The standard parts used can be purchased from the market, and can be ordered according to the description and drawings, the specific connection mode of each part adopts the conventional screw, rivet, welding and other conventional means in the prior art, the mechanical, part and equipment adopt the conventional type in the prior art, and the components known by the technical personnel in the field, the structure and principle thereof can be known by the technical personnel through the technical manual or through the conventional experimental method.

[0038] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations or direct or indirect application can be made to these embodiments without departing from the principle and spirit of the utility model, the scope of the utility model is defined by the appended claims and their equivalents, and the same reason includes the patent protection range of the utility model.

Claims

1. A magnetostrictive level gauge with a fixed protective function, characterized in that, include: The mounting disc has a through hole at its top, on which a circuit unit is threaded. Two slide rails are fixedly mounted on the top of the mounting disc, and two identical but oppositely oriented protective components are slidably mounted on each slide rail. Each protective component includes a housing that is adapted to the circuit unit. Multiple limiting rings are fixedly mounted on one side of the housing, and a groove is formed on the other side of the housing. A limiting rod is slidably mounted within the groove, with its top end extending outside the housing and fitted with a pressing rubber sleeve. A spring is fixedly mounted on the bottom inner wall of the groove, with its other end fixedly connected to the bottom end of the limiting rod. Multiple insertion holes are formed on the inner wall of the groove, each hole being adapted to one of the multiple limiting rings.

2. The magnetostrictive level gauge with fixed protection function according to claim 1, characterized in that: The mounting disc is provided with a support base below it. The mounting disc has multiple through holes 2, and the support base has multiple through holes 3 that are aligned with the multiple through holes 2.

3. The magnetostrictive level gauge with fixed protection function according to claim 2, characterized in that: Multiple sleeves are provided in multiple through holes two, and the bottom ends of the multiple sleeves pass through the corresponding through holes three. Multiple through holes four are opened on the inner walls of the multiple sleeves. Multiple limiting blocks are hinged in the multiple through holes four. Multiple filling blocks are provided in the multiple sleeves. Multiple baffles are slidably installed on the multiple sleeves.

4. The magnetostrictive level gauge with fixed protection function according to claim 1, characterized in that: A probe rod is fixedly installed at the bottom of the circuit unit, and a movable float is slidably installed on the probe rod.

5. The magnetostrictive level gauge with fixed protection function according to claim 2, characterized in that: A sleeve is fixedly installed at the bottom of the mounting disc. Multiple mounting holes are opened on the inner wall of the sleeve. Multiple limiting plates are installed in the multiple mounting holes through torsion springs. Multiple limiting balls are provided on one side of the multiple limiting plates. A fixing ring is fixedly fitted on the outer wall of the sleeve. Multiple spring telescopic rods are fixedly installed at the bottom end of the fixing ring. The same limiting ring is fixedly installed on the output end of the multiple spring telescopic rods. A protective sleeve is slidably installed inside the sleeve. Multiple limiting ball grooves are opened on the outer wall of the protective sleeve. The multiple limiting ball grooves are adapted to the multiple limiting balls.

6. The magnetostrictive level gauge with fixed protection function according to claim 1, characterized in that: One side of the corresponding housing is provided with a sealing ring, and the other housing is provided with a sealing groove on one side, the sealing groove being adapted to the sealing ring.

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