Connecting pipe type liquid detection device

Abstract

The utility model discloses a connecting pipe type liquid detection device, which belongs to the technical field of detection devices and comprises a water tank, two ends of one side of the water tank are fixedly connected with side pipes, pressure relief mechanisms are arranged above the side pipes, and a detection pipe is arranged between the two side pipes. According to the protective device, the protective assembly is arranged, after the breathable gauze is flatly laid in the mounting groove in the fixing cylinder, the fixing ring is moved downwards, the fixing ring moves downwards to drive the external connecting plate to move downwards along the fixing screw rod, and after the fixing ring moves to be attached to the surface of the breathable gauze, the rotating nut is rotated to make the fixing ring rotate and move along the fixing screw rod; after the rotary nut moves to be attached to the side wall of the fixing ring, rotation of the rotary nut is stopped, and in the subsequent pressure relief process of the pressure relief mechanism, dust and other impurities in the external environment can be prevented from entering the side pipe under the action of the breathable gauze, so that liquid to be detected in the side pipe can be prevented from being polluted, and the accuracy of a liquid detection result is ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to detection device technical field, concretely relates to a kind of pipe-in-pipe liquid detection device. BACKGROUND

[0002] Liquid is one of three big material forms. It has no fixed shape, often influenced by container. But its volume is fixed under the environment of constant pressure and temperature.

[0003] Chinese patent application No.202220460532.3 discloses a pipe-in-pipe liquid detection device, which includes a water tank. The front of the water tank is connected with two side pipes. The opposite sides of the two side pipes are connected with the same detection pipe. The inside of the detection pipe is movably connected with a float. The top of the float is fixedly connected with a scale that extends through the detection pipe and above the detection pipe. The top of each side pipe is fixedly connected with a pressure reducing device that extends into the side pipe. The bottom of the two side pipes and the detection pipe is connected with the same drainage device. The pipe-in-pipe liquid detection device has the advantages of being easy to use. It solves the problem that the existing pipe-in-pipe liquid detection device is easily affected by the transparency of the liquid when detecting the liquid level. When the liquid is turbid, it is difficult to see the position of the float and the scale, which affects the accuracy of the liquid level reading and makes it inconvenient to use.

[0004] In the above-mentioned patent, an exhaust hole is provided above the side pipe. During subsequent use of the exhaust hole, dust and other impurities in the external environment can easily enter the inside of the side pipe through the exhaust hole, causing the liquid inside the side pipe to be contaminated, which can affect the liquid detection result. In addition, the side wall of the scale is provided with scale lines. During subsequent movement of the scale, the scale lines can be easily worn, making it inconvenient for the operator to observe the scale lines on the scale, which affects the reading efficiency. UTILITY MODEL CONTENTS

[0005] To solve the problems raised in the background art, the utility model provides a pipe-in-pipe liquid detection device with protection and wear resistance.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a pipe-in-pipe liquid detection device, which includes a water tank. The two ends of one side of the water tank are fixedly connected with side pipes. A pressure relief mechanism is provided above the side pipes. A detection pipe is provided between the two side pipes. A float is slidably connected inside the detection pipe. A scale is fixedly connected above the float. A protection assembly is provided above the side pipes and around the pressure relief mechanism. An installation assembly is provided on the side wall of the scale.

[0007] Preferably, the protection assembly comprises a fixing cylinder, a mounting groove, a fixing piece and a breathable gauze, the upper portion of the side pipe and the periphery of the pressure relief mechanism are fixedly connected with the fixing cylinder, one end of the fixing cylinder is provided with the mounting groove, the inside of the mounting groove is provided with the breathable gauze, and the side wall of the fixing cylinder and the two sides of the breathable gauze are both provided with the fixing piece.

[0008] Preferably, the fixing piece comprises an external connecting plate, a rotating nut, a fixing screw rod and a fixing ring, the inside of the mounting groove and the upper portion of the breathable gauze are provided with the fixing ring, the two sides of the fixing cylinder and the fixing ring are fixedly connected with the external connecting plate, the upper portion of one of the external connecting plates is fixedly connected with the fixing screw rod, the other external connecting plate is provided with a through hole corresponding to the position of the fixing screw rod, and the outer side wall of the fixing screw rod is threadedly connected with the rotating nut.

[0009] Preferably, the mounting assembly comprises an arc-shaped built-in plate, a scale line, an arc-shaped groove and a pressing piece, the side wall of the scale is provided with the arc-shaped groove, the inside of the arc-shaped groove is provided with the arc-shaped built-in plate, the side wall of the arc-shaped built-in plate is provided with a plurality of scale lines, and the inside of the arc-shaped groove and the two sides of the arc-shaped built-in plate are both provided with the pressing piece.

[0010] Preferably, the pressing piece comprises a reset spring, a containing cavity and a pressing block, both ends of the inside of the scale are provided with the containing cavity, the containing cavity is inserted with the pressing block, and the containing cavity and the pressing block are connected with the reset spring.

[0011] Preferably, the two sides of one end of the pressing block close to the containing cavity are fixedly connected with a limiting sliding block, and the inner side wall of the containing cavity and the position corresponding to the limiting sliding block are provided with a limiting sliding groove.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、The utility model discloses a protection assembly is set up, and after the breathable gauze is laid to the inside of the mounting groove on the fixing cylinder, then the fixing ring is moved downward, the fixing ring moves downward and drives the external connecting plate to move downward along the fixing screw rod, when the fixing ring moves and is attached to the surface of the breathable gauze, then the rotating nut is rotated, and it is rotated and moved along the fixing screw rod, when the rotating nut moves and is attached to the side wall of the fixing ring, then the rotating nut is stopped, and in the process of pressure relief of the subsequent pressure relief mechanism, under the action of the breathable gauze, the dust and impurities in the external environment can be prevented from entering the inside of the side pipe, thereby the liquid to be detected in the inside of the side pipe can be prevented from being polluted, and the accuracy of the liquid detection result is guaranteed.

[0014] 2, The utility model discloses setting up installation component, moving the abutting block to the inside of containing cavity, and the abutting block moves and extrudes reset spring, and then moves the arc built -in board and sticks to the inboard wall of arc -shaped groove, then loosens the abutting block, and reset spring loses the appearance of restoring original appearance under external force effect, drives the abutting block to move and protrude containing cavity, under the effect of abutting block, arc built -in board can be abutting fixed, guarantee the stability of arc built -in board placement, and subsequent scale movement can drive arc built -in board to move, and the operator can judge the liquid volume of injection in detection tube through the change of scale line on arc built -in board, and during scale movement, scale line is carved on arc built -in board built in scale, avoids the friction between scale line and detection tube, and then can avoid the abrasion of scale line. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structure schematic diagram of the utility model;

[0016] Figure 2 It is the partial section view of side pipe of the utility model;

[0017] Figure 3 It is the utility model Figure 2 It is the enlarged view of A place in the utility model;

[0018] Figure 4 It is the section view of detection tube and scale connection state of the utility model;

[0019] Figure 5 It is the structure schematic diagram of scale of the utility model;

[0020] Figure 6 It is the partial section view of scale of the utility model;

[0021] Figure 7 It is the utility model Figure 6 It is the enlarged view of B place in the utility model.

[0022] In the drawing: 1, water tank;2, protection component;21, fixed cylinder;22, installation groove;23, fixed part;231, external connection plate;232, rotating nut;233, fixed screw;234, fixed ring;24, breathable gauze;3, side pipe;4, detection tube;5, pressure relief mechanism;6, scale;7, float;8, installation component;81, arc built -in board;82, scale line;83, arc -shaped groove;84, abutting part;841, reset spring;842, containing cavity;843, abutting block. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present utility model.

[0024] Embodiment 1

[0025] Please refer to Figures 1-7 The utility model provides the following technical scheme: a continuous pipe type liquid detection device, including water tank 1, both ends of one side of water tank 1 are fixedly connected with side pipe 3, the upper portion of side pipe 3 is provided with pressure relief mechanism 5, detection pipe 4 is arranged between two side pipes 3, the inside of detection pipe 4 is slidably connected with float 7, the upper portion of float 7 is fixedly connected with scale 6, the upper portion of side pipe 3 and the periphery of pressure relief mechanism 5 are provided with protection assembly 2, installation assembly 8 is arranged on the lateral wall of scale 6.

[0026] Specifically, protection assembly 2 includes fixed cylinder 21, installation groove 22, fixed part 23 and breathable gauze 24, the upper portion of side pipe 3 and the periphery of pressure relief mechanism 5 are fixedly connected with fixed cylinder 21, one end of fixed cylinder 21 is provided with installation groove 22, the inside of installation groove 22 is provided with breathable gauze 24, the lateral wall of fixed cylinder 21 and the both sides of breathable gauze 24 are provided with fixed part 23,

[0027] By adopting the above technical scheme, the breathable gauze 24 is laid in the installation groove 22 on the fixed cylinder 21, and then the fixed part 23 is used to compress and fix the breathable gauze 24, so as to ensure the stability of the installation of the breathable gauze 24 and the fixed cylinder 21. During the use of the pressure relief mechanism 5, the breathable gauze 24 can prevent dust and other impurities in the external environment from entering the inside of the side pipe 3, so as to avoid the liquid to be detected in the inside of the side pipe 3 from being polluted, and ensure the accuracy of the liquid detection result.

[0028] Specifically, fixed part 23 includes external connection plate 231, rotating nut 232, fixed screw 233 and fixed ring 234, the inside of installation groove 22 and the upper portion of breathable gauze 24 are provided with fixed ring 234, the both sides of fixed cylinder 21 and fixed ring 234 are fixedly connected with external connection plate 231, the upper portion of one external connection plate 231 is fixedly connected with fixed screw 233, the other external connection plate 231 and the position corresponding to fixed screw 233 are provided with through hole, the outer lateral wall of fixed screw 233 is threadedly connected with rotating nut 232,

[0029] By adopting the above technical scheme, after the air-permeable gauze 24 is laid flat into the mounting groove 22 on the fixing cylinder 21, the fixing ring 234 is then moved downward, the fixing ring 234 moves downward to drive the outer connecting plate 231 to move downward along the fixing screw rod 233, when the fixing ring 234 moves to fit the surface of the air-permeable gauze 24, the rotary nut 232 is then rotated to move along the fixing screw rod 233, when the rotary nut 232 moves to fit the side wall of the fixing ring 234, the rotation of the rotary nut 232 is stopped, the cooperation between the rotary nut 232 and the fixing screw rod 233 can limit and fix the fixing ring 234, under the action of the fixing ring 234, the air-permeable gauze 24 can be tightly fixed, and the stability of the air-permeable gauze 24 is ensured.

[0030] In use, the air-permeable gauze 24 is laid flat into the mounting groove 22 on the fixing cylinder 21, then the fixing ring 234 is moved downward, the fixing ring 234 moves downward to drive the outer connecting plate 231 to move downward along the fixing screw rod 233, when the fixing ring 234 moves to fit the surface of the air-permeable gauze 24, the rotary nut 232 is then rotated to move along the fixing screw rod 233, when the rotary nut 232 moves to fit the side wall of the fixing ring 234, the rotation of the rotary nut 232 is stopped, the cooperation between the rotary nut 232 and the fixing screw rod 233 can limit and fix the fixing ring 234, under the action of the fixing ring 234, the air-permeable gauze 24 can be tightly fixed, and the stability of the air-permeable gauze 24 is ensured.

[0031] Embodiment 2

[0032] The difference between the embodiment and the embodiment 1 is that the mounting assembly 8 comprises an arc-shaped built-in plate 81, a scale line 82, an arc-shaped groove 83 and a pressing piece 84, the side wall of the scale 6 is provided with the arc-shaped groove 83, the arc-shaped groove 83 is provided with the arc-shaped built-in plate 81 inside, the side wall of the arc-shaped built-in plate 81 is provided with a plurality of scale lines 82, and the inside of the arc-shaped groove 83 and the two sides of the arc-shaped built-in plate 81 are both provided with the pressing piece 84.

[0033] Specifically, the abutting piece 84 comprises a reset spring 841, a containing cavity 842 and an abutting block 843, the both ends of the inside of the scale 6 are provided with the containing cavity 842, the inside of the containing cavity 842 is inserted with the abutting block 843, the containing cavity 842 and the abutting block 843 are connected with the reset spring 841,

[0034] By adopting the above technical scheme, the abutting block 843 is moved to the inside of the containing cavity 842, the abutting block 843 is extruded to move the reset spring 841, then the arc-shaped built-in plate 81 is moved to be attached to the inner side wall of the arc-shaped groove 83, then the abutting block 843 is loosened, the reset spring 841 loses the external force effect to restore the original appearance, drives the abutting block 843 to move to protrude from the containing cavity 842, under the action of the abutting block 843, the arc-shaped built-in plate 81 can be abutted and fixed, and the stability of the arc-shaped built-in plate 81 is ensured.

[0035] Specifically, the both sides of the one end of the abutting block 843 close to the containing cavity 842 are fixedly connected with limit sliding blocks, the inner side wall of the containing cavity 842 is provided with limit sliding grooves at positions corresponding to the limit sliding blocks,

[0036] By adopting the above technical scheme, the abutting block 843 is moved to drive the limit sliding blocks to move in the limit sliding grooves, when the limit sliding blocks are attached to the side wall of the limit sliding grooves, the limit sliding blocks are blocked to stop moving, and then the abutting block 843 can be prevented from continuing to move, so as to avoid that the abutting block 843 is separated from the containing cavity 842.

[0037] When the embodiment is used, the abutting block 843 is moved to the inside of the containing cavity 842, the abutting block 843 is extruded to move the reset spring 841, then the arc-shaped built-in plate 81 is moved to be attached to the inner side wall of the arc-shaped groove 83, then the abutting block 843 is loosened, the reset spring 841 loses the external force effect to restore the original appearance, drives the abutting block 843 to move to protrude from the containing cavity 842, under the action of the abutting block 843, the arc-shaped built-in plate 81 can be abutted and fixed, and the stability of the arc-shaped built-in plate 81 is ensured, the subsequent movement of the scale 6 can drive the arc-shaped built-in plate 81 to move, the operator can judge the liquid volume injected into the detection tube 4 through the change of the scale line 82 on the arc-shaped built-in plate 81, and during the movement of the scale 6, the scale line 82 is drawn on the arc-shaped built-in plate 81 built in the scale 6, friction between the scale line 82 and the detection tube 4 is avoided, and then the scale line 82 can be prevented from being worn.

[0038] The structure and principle of the pressure relief mechanism 5 composed of the mounting block, the sliding rod, the sealing plate, the spring and the exhaust hole have been disclosed in a continuous pipe type liquid detection device with Chinese patent application No. 202220460532.3, and the working principle is as follows: the mounting block is fixedly connected with the top of the side pipe 3 and extends to the inside of the side pipe 3 at one end, the inside of the mounting block is movably connected with the sliding rod extending to above the mounting block at one end, the top of the sliding rod is fixedly connected with the sealing plate matched with the top of the mounting block, the spring is fixedly connected between the inside of the mounting block and the sliding rod and located outside the sliding rod, the bottom of the mounting block is provided with the exhaust hole extending to below the sealing plate at one end, when the air pressure in the water tank 1 and the side pipe 3 is relatively large, the air pressure enters the exhaust hole, the gas in the exhaust hole pushes the sealing plate to open through the sliding rod, so that the exhaust hole is communicated with the outside to relieve the air pressure in the side pipe 3 and the water tank 1, the accuracy of the reading is avoided to be affected by the excessive internal pressure, and after the pressure relief is completed, the spring pushes the sliding rod to drive the sealing plate to seal the exhaust hole.

[0039] The working principle and use process of the utility model: the utility model moves the abutting block 843 inside the containing cavity 842, the abutting block 843 moves and extrudes the reset spring 841, then moves the arc-shaped built-in plate 81 to adhere to the inner side wall of the arc-shaped groove 83, then loosens the abutting block 843, the reset spring 841 loses the restoring original appearance under external force, drives the abutting block 843 to move and protrude the containing cavity 842, under the action of the abutting block 843, the arc-shaped built-in plate 81 can be abuttingly fixed, guaranteeing the stability of the arc-shaped built-in plate 81, after the breathable gauze 24 is laid flat to the inside of the mounting groove 22 on the fixed cylinder 21, then the fixed ring 234 is moved downward, the fixed ring 234 moves downward and drives the external connecting plate 231 to move downward along the fixed screw 233, when the fixed ring 234 moves to adhere to the surface of the breathable gauze 24, then the rotary nut 232 is rotated, and it rotates and moves along the fixed screw 233, when the rotary nut 232 moves to adhere to the side wall of the fixed ring 234, the rotary nut 232 is stopped, by the cooperation of the rotary nut 232 and the fixed screw 233, the fixed ring 234 can be limitingly fixed, under the action of the fixed ring 234, the breathable gauze 24 can be tightly fixed, guaranteeing the stability of the breathable gauze 24, when the liquid to be detected is injected into the side pipe 3 through the water tank 1, then is injected into the detection pipe 4 through the side pipe 3, the float 7 in the detection pipe 4 moves upward under the liquid buoyancy, the float 7 moves upward and drives the scale 6 to move upward, the scale 6 moves and can drive the arc-shaped built-in plate 81 to move, the operator can judge the liquid volume injected into the detection pipe 4 by the change of the scale line 82 on the arc-shaped built-in plate 81, and during the movement of the scale 6, the scale line 82 is drawn on the arc-shaped built-in plate 81 built in the scale 6, avoiding the friction between the scale line 82 and the detection pipe 4, and then the scale line 82 can be avoided from being abraded, the operator can observe and judge conveniently, and during the liquid injection process, when the air pressure in the side pipe 3 and the water tank 1 is large, the pressure relief mechanism 5 is opened to carry out pressure relief operation, guaranteeing that the air pressure in the side pipe 3 and the water tank 1 is at the normal value, and then the accuracy of the detection result can be guaranteed, and during the pressure relief process, under the action of the breathable gauze 24, the dust and other impurities in the external environment can be prevented from entering into the side pipe 3, and then the liquid to be detected in the side pipe 3 can be prevented from being polluted, guaranteeing the accuracy of the liquid detection result.

[0040] Although the embodiments of the utility model have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made by those skilled in the art without departing from the principles and spirit of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A pipe-type liquid detection device, comprising a water tank (1), wherein side pipes (3) are fixedly connected to both ends of one side of the water tank (1), a pressure relief mechanism (5) is provided above the side pipes (3), a detection tube (4) is provided between the two side pipes (3), a float (7) is slidably connected inside the detection tube (4), and a scale (6) is fixedly connected above the float (7), characterized in that: The protective assembly (2) is arranged above the side pipe (3) and at the periphery of the pressure relief mechanism (5), and the sidewall of the scale (6) is provided with a mounting assembly (8).

2. The device according to claim 1, wherein: The protective assembly (2) comprises a fixing cylinder (21), a mounting groove (22), a fixing piece (23) and a breathable gauze (24), the fixing cylinder (21) is fixedly connected above the side pipe (3) and at the periphery of the pressure relief mechanism (5), one end of the fixing cylinder (21) is provided with the mounting groove (22), the inside of the mounting groove (22) is provided with the breathable gauze (24), and the sidewall of the fixing cylinder (21) and at both sides of the breathable gauze (24) are provided with the fixing piece (23).

3. A liquid detection device according to claim 2, wherein: The fixing piece (23) comprises an external connecting plate (231), a rotating nut (232), a fixing screw rod (233) and a fixing ring (234), the inside of the mounting groove (22) and above the breathable gauze (24) is provided with the fixing ring (234), the fixing cylinder (21) and the fixing ring (234) are fixedly connected with the external connecting plates (231) on both sides, the upper side of one external connecting plate (231) is fixedly connected with the fixing screw rod (233), the other external connecting plate (231) is provided with a through hole corresponding to the position of the fixing screw rod (233), and the outer sidewall of the fixing screw rod (233) is threadedly connected with the rotating nut (232).

4. The device of claim 1, wherein: The mounting assembly (8) comprises an arc-shaped built-in plate (81), a scale line (82), an arc-shaped groove (83) and a pressing piece (84), the sidewall of the scale (6) is provided with the arc-shaped groove (83), the inside of the arc-shaped groove (83) is provided with the arc-shaped built-in plate (81), the sidewall of the arc-shaped built-in plate (81) is provided with a plurality of scale lines (82), and the inside of the arc-shaped groove (83) and at both sides of the arc-shaped built-in plate (81) are provided with the pressing pieces (84).

5. A liquid detection device according to claim 4, wherein: The pressing piece (84) comprises a reset spring (841), a containing cavity (842) and a pressing block (843), both ends of the scale (6) are provided with the containing cavities (842), the containing cavities (842) are inserted with the pressing blocks (843), and the containing cavities (842) and the pressing blocks (843) are connected with the reset springs (841).

6. A liquid detection device according to claim 5, wherein: The end of the pressing block (843) close to the containing cavity (842) is fixedly connected with a limiting sliding block on both sides, and the inner sidewall of the containing cavity (842) is provided with a limiting sliding groove corresponding to the position of the limiting sliding block.

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