Liquid level meter convenient to disassemble and assemble for hydraulic pump station

Abstract

The utility model relates to the technical field of liquid level meters, and discloses a liquid level meter convenient to disassemble and assemble for a hydraulic pump station, which comprises a machine room, a mounting cavity is arranged in the middle of the machine room, a liquid level indicator is fixed in the mounting cavity, a water inlet pipeline is arranged at a water inlet of the liquid level indicator, and a water outlet pipeline is arranged at a water outlet of the liquid level indicator. A water outlet pipeline is installed at a water outlet of the liquid level indicator, and the water outlet pipeline and the water inlet pipeline are consistent in structure. According to the liquid level meter convenient to disassemble and assemble for the hydraulic pump station, only one one-way valve is installed at an inlet and an outlet of the liquid level meter, when the liquid level meter is disassembled from an oil tank, the one-way valve is left on the oil tank, and hydraulic oil is limited in the oil tank under the action of the one-way valve and cannot flow out through the one-way valve; therefore, hydraulic oil does not need to be pumped out when the liquid level meter is disassembled and assembled, the liquid level meter is convenient to disassemble and assemble, and waste of the hydraulic oil and environmental pollution cannot be caused.

Description

TECHNICAL FIELD

[0001] The utility model relates to liquid level gauge technical field especially relates to a liquid level gauge of hydraulic pump station convenient to dismouting. BACKGROUND

[0002] In the hydraulic system, the hydraulic pump station is one of the core components, responsible for providing stable hydraulic power for the system. The liquid level gauge in the hydraulic pump station is an important device for monitoring the hydraulic oil level, which plays a key role in ensuring the normal operation of the system, preventing oil leakage and preventing equipment failure.

[0003] For the existing related technology, the inventor believes that there are often the following defects: the traditional liquid level gauge has many inconveniences in the dismounting process, especially when maintenance or replacement is needed, the hydraulic oil in the hydraulic system often needs to be pumped out first, otherwise the hydraulic oil will leak out when the liquid level gauge is dismounted, which not only increases the workload, but also may cause oil waste and environmental pollution.

[0004] Therefore, we propose a liquid level gauge of hydraulic pump station convenient to dismouting. INVENTION CONTENTS

[0005] In view of the above problems of the existing liquid level gauge, when maintenance or replacement is needed, the hydraulic oil in the hydraulic system often needs to be pumped out first, otherwise the hydraulic oil will leak out when the liquid level gauge is dismounted, which not only increases the workload, but also may cause oil waste and environmental pollution, the utility model is proposed.

[0006] Therefore, the utility model aims to provide a liquid level gauge of hydraulic pump station convenient to dismouting, which aims to: increase a one-way valve at the inlet and outlet of the liquid level gauge to avoid the need to pump out the hydraulic oil in the oil tank when the liquid level gauge is dismounted.

[0007] To solve the above technical problems, the utility model provides the following technical scheme: a liquid level gauge of hydraulic pump station convenient to dismouting, comprising a machine warehouse, a mounting cavity is formed in the middle of the machine warehouse, a liquid level indicator is fixed inside the mounting cavity, a water inlet pipe is installed at the water inlet of the liquid level indicator, a water outlet pipe is installed at the water outlet of the liquid level indicator, the structure of the water outlet pipe and the water inlet pipe is consistent;

[0008] The water outlet pipe comprises a connecting pipe two which can be dismounted on the liquid level indicator, a communication pipe is dismountably installed at the end of the connecting pipe two away from the liquid level indicator, the communication pipe and the connecting pipe two are fixed through three locking assemblies, a one-way valve is fixed at the end of the communication pipe away from the connecting pipe two, and a connecting pipe one is dismountably installed at the end of the one-way valve away from the communication pipe.

[0009] As a kind of preferred scheme of the utility model discloses a liquid level meter of hydraulic pump station convenient to disassemble, wherein: the outer wall of the connecting pipe one is opened with thread groove one near the one end of one-way valve, the one-way valve is fixed with hexagon nut with thread groove one thread fixed near the one end of connecting pipe one.

[0010] As a kind of preferred scheme of the utility model discloses a liquid level meter of hydraulic pump station convenient to disassemble, wherein: the outer wall of the connecting pipe two is opened with thread groove two far from the one end of communicating pipe, the inlet and outlet of liquid level indicator are all equipped with internal thread cylinder with thread groove two thread connection.

[0011] As a kind of preferred scheme of the utility model discloses a liquid level meter of hydraulic pump station convenient to disassemble, wherein: the outer wall of the connecting pipe two is opened with thread groove two far from the one end of communicating pipe, the inlet and outlet of liquid level indicator are all equipped with internal thread cylinder with thread groove two thread connection.

[0012] As a kind of preferred scheme of the utility model discloses a liquid level meter of hydraulic pump station convenient to disassemble, wherein: the locking assembly includes pad one welded on the outer wall surface of communicating pipe and pad two welded on the outer wall surface of connecting pipe two, the outward side surface of pad two is welded with hook piece, and the outer wall surface of pad one is fixed with hasp.

[0013] As a kind of preferred scheme of the utility model discloses a liquid level meter of hydraulic pump station convenient to disassemble, wherein: the one end of communicating pipe towards connecting pipe two is opened with a circle of positioning hole, and the one end of connecting pipe two towards communicating pipe is fixed with a circle of positioning rod with the clamping of positioning hole.

[0014] As a kind of preferred scheme of the utility model discloses a liquid level meter of hydraulic pump station convenient to disassemble, wherein: the one end of communicating pipe towards connecting pipe two is opened with a circle of positioning hole, and the one end of connecting pipe two towards communicating pipe is fixed with a circle of positioning rod with the clamping of positioning hole.

[0015] The utility model has the advantages of:

[0016] 1, the utility model, first, thread groove two and internal thread cylinder on liquid level indicator are connected with thread, so that connecting pipe two is fixed on liquid level indicator, at this time, communicating pipe and connecting pipe two are in split type state, split type is arranged, and one-way valve is fixed on connecting pipe one by the way of thread installation, one-way valve is fixed in the way of detachable installation, so that one-way valve is individually disassembled and repaired in later period, the clamping positioning of positioning hole and positioning rod, so as to conveniently ensure that communicating pipe and connecting pipe two are in coaxial state, the sealing of misplacement is conveniently ensured, and also, the alignment state of hasp and hook piece is ensured, so that hasp and hook piece are accurately and tightly clamped.

[0017] 2. The utility model discloses, through the clamping of three buckles and corresponding hook sheet, connect pipe no. 2 and the communicating pipe are detachably clamped together, and the clamping between buckle and hook sheet fixes connect pipe no. 2 and communicating pipe together, also facilitate the installation and removal between connect pipe no. 2 and communicating pipe, when buckle and hook sheet are clamped together, will exert a force in the direction of communicating pipe to connect pipe no. 2, and connect pipe no. 2 compresses rubber ring, makes rubber ring and communicating pipe, connect pipe no. 2 fully and closely abut, improve the sealing of connect pipe no. 2 and communicating pipe connection, avoid hydraulic oil leakage.

[0018] 3. The utility model discloses, install only one check valve at the import and export of liquid level meter, when the liquid level meter is detached from the oil tank, leave check valve on the oil tank, under the action of check valve, limit hydraulic oil in the inside of oil tank, make it unable to flow outwards through check valve, thus make when liquid level meter is disassembled, need not to draw off hydraulic oil, convenient for the installation and removal of liquid level meter, also can not lead to hydraulic oil waste and pollution environment. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the utility model embodiment, the following will be to the embodiment description needed to use the drawing briefly introduced, obviously, the following description in the drawing is only some embodiments of the utility model, for those skilled in the art, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings. Among them:

[0020] Fig. 1 It is the whole structure schematic diagram of the utility model kind of hydraulic pump station convenient to dismount liquid level meter.

[0021] Fig. 2 It is the structure schematic diagram of the utility model kind of hydraulic pump station convenient to dismount liquid level meter's outlet water line.

[0022] Fig. 3 It is the separation state structure schematic diagram of the utility model kind of hydraulic pump station convenient to dismount liquid level meter's connect pipe no. 2 and communicating pipe.

[0023] BRIEF DESCRIPTION OF DRAWINGS

[0024] 1, machine warehouse, 11, installation cavity, 2, liquid level indicator, 3, outlet water line, 31, connect pipe no. 1, 32, thread groove no. 1, 33, hexagonal nut, 34, check valve, 35, locking assembly, 351, cushion block no. 1, 352, buckle, 353, hook sheet, 354, cushion block no. 2, 36, connect pipe no. 2, 37, thread groove no. 2, 38, hexagonal sleeve fast, 39, rubber ring, 310, communicating pipe, 311, perforation, 312, positioning rod, 4, inlet water line. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned purposes, features and advantages of the utility model more apparent, comprehensible, the specific implementation manners of the utility model are explained in detail below by referring to the drawings in the specification.

[0026] Referring to Figs. 1-3 For the first embodiment of the utility model, a liquid level meter convenient to disassemble and assemble for a hydraulic pump station is provided, which comprises a machine warehouse 1, a mounting cavity 11 is formed in the middle of the machine warehouse 1, a liquid level indicator 2 is fixed inside the mounting cavity 11, a water inlet pipe 4 is installed at the water inlet of the liquid level indicator 2, a water outlet pipe 3 is installed at the water outlet of the liquid level indicator 2, the structure of the water outlet pipe 3 is consistent with that of the water inlet pipe 4, the one-way valve on the water outlet pipe 3 can only enter the oil tank, and the one-way valve on the water inlet pipe 4 can only enter the liquid level indicator 2;

[0027] The water outlet pipe 3 comprises a connecting pipe two 36 detachably installed on the liquid level indicator 2, a communication pipe 310 is detachably installed at the end of the connecting pipe two 36 away from the liquid level indicator 2, the communication pipe 310 and the connecting pipe two 36 are fixed through three locking assemblies 35, the one-way valve 34 is fixed at the end of the communication pipe 310 away from the connecting pipe two 36, the connecting pipe one 31 is detachably installed at the end of the one-way valve 34 away from the communication pipe 310, and the connecting pipe one 31 is fixed on the inlet and outlet of the oil tank of the hydraulic pump station.

[0028] Only one one-way valve is installed at the inlet and outlet of the liquid level meter, when the liquid level meter is disassembled from the oil tank, the one-way valve is left on the oil tank, under the action of the one-way valve, the hydraulic oil is limited inside the oil tank, so that it cannot flow outwards through the one-way valve, therefore, when the liquid level meter is disassembled and assembled, the hydraulic oil does not need to be pumped out, the liquid level meter is convenient to disassemble and assemble, and the hydraulic oil will not be wasted and pollute the environment.

[0029] A threaded groove one 32 is formed at the end of the outer wall of the connecting pipe one 31 close to the one-way valve 34, and a hexagonal nut 33 is fixed at the end of the one-way valve 34 close to the connecting pipe one 31 and is screwed with the threaded groove one 32.

[0030] A threaded groove two 37 is formed at the end of the outer wall of the connecting pipe two 36 away from the communication pipe 310, and an internal threaded cylinder is screwed with the threaded groove two 37 and is installed at the water inlet and outlet of the liquid level indicator 2.

[0031] The communication pipe 310 and the connecting pipe two 36 are in a split type, are fixed on the connecting pipe one 31 through the threaded installation mode, and the one-way valve 34 is fixed in a detachable mode, so that the one-way valve 34 is convenient to disassemble and repair later.

[0032] A hexagonal sleeve fastener 38 is sleeved on the middle of the outer wall of the connecting pipe two 36.

[0033] The locking assembly 35 comprises a pad one 351 welded on the outer wall surface of the communication pipe 310, and a pad two 354 welded on the outer wall surface of the connecting pipe two 36, the outward side surface of the pad two 354 is welded with a hook piece 353, the outer wall surface of the pad one 351 is fixed with a buckle 352, and the clasp ring on the buckle 352 is clamped with the hook piece 353, the buckle 352 and the hook piece 353 are the existing mature technology, therefore, no further description is made, the clamping between the buckle 352 and the hook piece 353 fixes the connecting pipe two 36 and the communication pipe 310 together, and also facilitates the assembly and disassembly between the connecting pipe two 36 and the communication pipe 310.

[0034] The one end of the communication pipe 310 towards the connecting pipe two 36 is provided with a circle of positioning holes, the one end of the connecting pipe two 36 towards the communication pipe 310 is fixed with a circle of positioning rods 312 clamped with the positioning holes, the clamping of the positioning holes and the positioning rods 312 positions, so as to facilitate the coaxial state of the communication pipe 310 and the connecting pipe two 36, and the sealing of the connection is ensured, at the same time, the alignment state of the buckle 352 and the hook piece 353 is also ensured, and the accurate and close clamping of the buckle 352 and the hook piece 353 is ensured.

[0035] The one end of the communication pipe 310 towards the connecting pipe two 36 is bonded with a rubber ring 39, the rubber ring 39 is provided with a through hole 311 for the positioning rod 312 to pass through at the position corresponding to each positioning hole, when the buckle 352 and the hook piece 353 are clamped together, a force in the direction of the communication pipe 310 is applied to the connecting pipe two 36, the connecting pipe two 36 compresses the rubber ring 39, so that the rubber ring 39 is in full and close contact with the communication pipe 310 and the connecting pipe two 36, the sealing of the connection between the connecting pipe two 36 and the communication pipe 310 is improved, and the hydraulic oil leakage is avoided.

[0036] In the use process, the connecting pipe one 31 is first fixed on the hydraulic oil tank, the one-way valve 34 and the connecting pipe one 31 are fixed together through the threaded connection of the hexagonal nut 33 and the threaded groove one 32;

[0037] The threaded groove two 37 is threadedly connected with the inner threaded cylinder on the liquid level indicator 2, so as to fix the connecting pipe two 36 on the liquid level indicator 2;

[0038] The fixing process between the connecting pipe two 36 and the communication pipe 310 is as follows, after the buckle 352 and the hook piece 353 are aligned, the positioning rod 312 passes through the through hole 311 and enters the positioning hole on the communication pipe 310;

[0039] The clasp ring on the buckle 352 is clamped with the hook piece 353, so as to drive the connecting pipe two 36 to move in the direction of the communication pipe 310, through the clamping of the three buckles 352 and the corresponding hook pieces 353, the connecting pipe two 36 and the communication pipe 310 are clamped together, after the inlet and the outlet are assembled and connected at the same time, the installation of the liquid level meter is completed.

[0040] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, and all should be covered in the scope of the claims of the present application.

Claims

1. A liquid level gauge convenient to disassemble for a hydraulic pump station, comprising a machine bin (1), a mounting cavity (11) is formed in the middle of the machine bin (1), characterized in that: The inside of the installation cavity (11) is fixed with a liquid level indicator (2), a water inlet pipeline (4) is installed at the water inlet of the liquid level indicator (2), a water outlet pipeline (3) is installed at the water outlet of the liquid level indicator (2), and the structure of the water outlet pipeline (3) is consistent with that of the water inlet pipeline (4); The water outlet pipeline (3) comprises a connecting pipe two (36) detachably installed on the liquid level indicator (2), one end of the connecting pipe two (36) away from the liquid level indicator (2) is detachably provided with a communicating pipe (310), the communicating pipe (310) and the connecting pipe two (36) are fixed through three locking assemblies (35), one end of the communicating pipe (310) away from the connecting pipe two (36) is fixed with a one-way valve (34), and one end of the one-way valve (34) away from the communicating pipe (310) is detachably provided with a connecting pipe one (31).

2. The liquid level gauge according to claim 1, wherein: A threaded groove one (32) is formed in one end of the outer wall of the connecting pipe one (31) close to the one-way valve (34), and a hexagonal nut (33) is fixed on one end of the one-way valve (34) close to the connecting pipe one (31) and is screwed with the threaded groove one (32).

3. The liquid level gauge according to claim 2, wherein: A threaded groove two (37) is formed in one end of the outer wall of the connecting pipe two (36) away from the communicating pipe (310), and an inner threaded cylinder is provided on the water inlet and outlet ends of the liquid level indicator (2) and is screwed with the threaded groove two (37).

4. The liquid level gauge according to claim 3, wherein: A hexagonal sleeve (38) is sleeved on the middle part of the outer wall of the connecting pipe two (36).

5. The liquid level gauge according to claim 4, wherein: The locking assembly (35) comprises a gasket one (351) welded on the outer wall surface of the communicating pipe (310) and a gasket two (354) welded on the outer wall surface of the connecting pipe two (36), the outward side surface of the gasket two (354) is welded with a hook piece (353), and the outer wall surface of the gasket one (351) is fixed with a buckle (352).

6. The liquid level gauge according to claim 5, wherein: One end of the communicating pipe (310) towards the connecting pipe two (36) is provided with a circle of positioning holes, and one end of the connecting pipe two (36) towards the communicating pipe (310) is fixed with a circle of positioning rods (312) clamped with the positioning holes.

7. The liquid level gauge according to claim 6, wherein: The communicating pipe (310) is bonded with a rubber ring (39) at one end thereof towards the connecting pipe two (36), and the rubber ring (39) is provided with a perforation (311) corresponding to the position of each positioning hole for the positioning rod (312) to pass through.

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