Float-type liquid level meter

Abstract

The utility model relates to the field of liquid level meters, and discloses a float type liquid level meter which comprises a liquid level meter body, the outer wall of the liquid level meter body is fixedly connected with a first connecting pipe, the first connecting pipe is connected with a second connecting pipe through a flange, and the outer wall of the flange close to the first connecting pipe is fixedly connected with a protruding block. A fastening assembly is arranged on the right portion, close to the second connecting pipe, of the flange, a scale plate is arranged on the front portion of the liquid level meter body, first fixing blocks are fixedly connected to the outer walls of the left end and the right end of the scale plate, inserting grooves are formed in the middles of the first fixing blocks, and the first fixing blocks are connected with a mounting frame through limiting assemblies. According to the liquid level meter, the flange connected with the first connecting pipe is arranged on the left side of the flange connected with the second connecting pipe, the flange is clamped through the protruding block to complete positioning of the liquid level meter body, follow-up installation is facilitated, when the two flanges are connected through the bolt, the bolt pushes the moving plate to compress the first spring, the bolt and the fixing sleeve are in threaded contact more tightly, and the loosening amplitude of the bolt is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to liquid level meter field especially relates to a float type liquid level meter. BACKGROUND

[0002] In the industrial production process, liquid level measurement is a very key link, is widely used in petroleum, chemical industry, electric power and many fields. Precise measurement liquid level, not only can guarantee the smooth operation of production process, still plays the decisive role to product quality control, safety production and resource rational utilization. Float type liquid level meter becomes the commonly used equipment in liquid level measurement field by virtue of high measurement accuracy, strong reliability and other outstanding advantages.

[0003] Traditional float type liquid level meter usually installs by bolt, since not having the structure of bolt limiting, bolt is easy to loosen, causes the stability of liquid level meter connection to be difficult to guarantee, when maintaining the scale board of liquid level meter, also is the fixed mode of bolt or buckle, makes the scale board dismounting and installation process cumbersome, needs to consume a lot of time and energy, seriously influence maintenance efficiency, to this, aiming at this technical problem, the utility model provides a kind of float type liquid level meter. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art, and provides a float type liquid level meter, which is positioned by clamping the flange with the convex block, facilitating subsequent installation. When connecting the two flanges with bolts, the bolt pushes the moving plate to compress the spring, making the bolt and the fixed sleeve more closely contact, reducing the looseness of the bolt, enhancing the firmness of the two flanges connection, and ensuring the stability and reliability of the liquid level meter installation. By pulling the mounting block forward, the clamping block is moved out of the clamping groove, and then pulling the mounting frame after rotating the mounting block, the mounting block can be separated from the insertion slot, realizing the dismounting of the scale board. Compared with rotating the bolt, the operation process is greatly simplified, the dismounting and installation of the scale board are facilitated, and the work efficiency of the scale board maintenance is effectively improved.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A float type liquid level meter, comprising a liquid level meter body, a connecting pipe one is fixedly connected to the outer wall of the liquid level meter body, the connecting pipe one is connected with a connecting pipe two through a flange, a convex block is fixedly connected to the outer wall of the flange close to the connecting pipe one, a fastening assembly is arranged on the right part of the flange close to the connecting pipe two, a scale board is arranged on the front part of the liquid level meter body, a fixed block one is fixedly connected to the outer wall of the left and right ends of the scale board, an insertion slot is formed in the middle part of the fixed block one, an installation frame is connected to the fixed block one through a limiting assembly, and the installation frame is sleeved on the outer wall of the liquid level meter body.

[0007] Further, the fastening assembly comprises a fixed sleeve fixedly connected to the right part of the flange of the second connecting pipe, a moving plate is slidably connected to the inner wall of the fixed sleeve, a spring one is arranged on the right part of the moving plate, one end of the spring one is connected to the moving plate, and the other end of the spring one is connected to the fixed sleeve.

[0008] Further, the limiting assembly comprises a mounting block arranged in the middle part of the first fixing block, a rotating plate is rotatably connected to the front inner wall of the mounting block, a second fixing block is arranged on the rear part of the rotating plate, the second fixing block is fixedly connected to the front part of the mounting frame, a moving groove is formed in the outer wall of the second fixing block, and the mounting block is slidably connected to the moving groove.

[0009] Further, the rear part of the rotating plate is provided with a spring two, one end of the spring two is connected to the rotating plate, and the other end of the spring two is connected to the second fixing block.

[0010] Further, the outer wall of the flange close to the second connecting pipe is fixedly connected with a stop block.

[0011] Further, the outer wall of the mounting block is fixedly connected with a clamping block.

[0012] Further, the inner wall of the insertion slot is provided with a clamping groove matched with the size of the clamping block.

[0013] The utility model has the advantages of the following:

[0014] 1. In the utility model, the flange connected with the first connecting pipe is arranged on the left side of the flange connected with the second connecting pipe, the flange is clamped by the protruding block to complete the positioning of the liquid level meter body, and subsequent installation is facilitated. When the two flanges are connected by bolts, the bolts push the moving plate to compress the spring one, the threaded contact between the bolts and the fixed sleeve is more close, the loosening range of the bolts is reduced, the firmness of the connection between the two flanges is enhanced, and the stability and reliability of the liquid level meter installation are ensured.

[0015] 2. In the utility model, the clamping block is pulled forward to move out of the clamping groove, the mounting frame is pulled after the mounting block is rotated, the mounting block is separated from the insertion slot, the scale plate is disassembled, compared with the rotation bolt fixation, the operation process is greatly simplified, the disassembly and installation of the scale plate are facilitated, and the work efficiency of the scale plate maintenance is effectively improved. DRAWINGS

[0016] Figure 1 A perspective view of the float type liquid level meter is provided for the utility model;

[0017] Figure 2 A structure diagram of the protruding block of the float type liquid level meter is provided for the utility model;

[0018] Figure 3 For Figure 2 Enlarged view at A in Figure 1;

[0019] Figure 4 Figure 1 is a structural schematic view of a fixed block one of a float type liquid level meter according to the present application;

[0020] Figure 5 Figure 2 is a structural schematic view of a fixed block two of a float type liquid level meter according to the present application.

[0021] Legend:

[0022] 1, liquid level meter body; 2, connecting pipe one; 3, connecting pipe two; 4, stop block; 5, mounting bracket; 6, scale plate; 7, mounting block; 8, fixed sleeve; 9, protruding block; 10, spring one; 11, moving plate; 12, fixed block one; 13, insertion slot; 14, rotating plate; 15, spring two; 16, fixed block two. DETAILED DESCRIPTION

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

[0024] With reference to Figures 1-3The utility model provides an embodiment: a kind of pontoon type liquid level meter, including liquid level meter body 1, liquid level meter body 1 is mainly by float, swing bar, sensor and conversion circuit composition, when liquid level rises, the volume of float immersed in liquid increases, the buoyancy received increases, float drives swing bar to swing by connecting component such as connecting rod, swing angle of swing bar is proportional to the change of buoyancy received of float, sensor detects the angle change of swing bar, and it is converted into electric signal, conversion circuit processes this electric signal, finally output standard electric signal corresponding to liquid level height, to realize the measurement of liquid level, the outer wall of liquid level meter body 1 is fixedly connected with connecting pipe one 2, connecting pipe one 2 is connected with connecting pipe two 3 by flange, connecting pipe two 3 is fixedly connected in the outer wall of container, and is connected with container, the flange outer wall fixedly connected with lug 9 close to connecting pipe one 2, by placing lug 9 into stopper 4, to be able to temporarily limit liquid level meter body 1, to facilitate staff to install two flanges together by bolt, the right part of the flange fixedly connected with fixed sleeve 8 close to connecting pipe two 3, the left part inner wall of fixed sleeve 8 is provided with the screw thread matched with bolt, the inner wall of fixed sleeve 8 is slidably connected with moving plate 11, when two flanges are installed together by bolt, bolt can push moving plate 11 to right side, to compress spring one 10, to realize that bolt and the screw thread on fixed sleeve 8 contact more closely, reduce the amplitude of bolt loosening, to improve the firmness of two flange connections, the right part of moving plate 11 is provided with spring one 10, one end of spring one 10 is connected with moving plate 11, the other end of spring one 10 is connected with fixed sleeve 8, the front part of liquid level meter body 1 is provided with scale plate 6, the front side of scale plate 6 is provided with scale line, the outer wall of scale plate 6 left and right two ends is fixedly connected with fixed block one 12, the middle part of fixed block one 12 is provided with slot 13, the diameter of slot 13 is matched with the diameter of mounting block 7, the mounting block 7 of fixed block one 12 middle part, the front part inner wall of mounting block 7 is rotatably connected with rotating plate 14, the rear part of rotating plate 14 is provided with fixed block two 16, fixed block two 16 is fixedly connected in the front part of mounting bracket 5, by inserting mounting block 7 into slot 13, then mounting block 7 is pulled out, to stretch spring two 15, then rotating mounting block 7, and make mounting block 7 outer wall block be inserted into the clamping groove in slot 13, to avoid rotating mounting block 7, guarantee the stability of scale plate 6 installation, facilitate staff to maintain or replace scale plate 6 simultaneously, improve the efficiency of scale plate 6 installation, the outer wall of fixed block two 16 is provided with moving groove, mounting block 7 is slidably connected in moving groove, mounting bracket 5 is sleeved in the outer wall of liquid level meter body 1.

[0025] Refer to Figures 3-5Wherein, the rear part of the rotating plate 14 is provided with spring two 15, one end of spring two 15 is connected with rotating plate 14, the other end of spring two 15 is connected with fixed block two 16, the stability of the mounting block 7 and the fixed block one 12 can be improved through spring two 15, avoiding the clamping block of the outer wall of the mounting block 7 from the clamping groove in the slot 13. The outer wall of the flange close to the connecting pipe two 3 is fixedly connected with the stop block 4, the flange connected with the connecting pipe one 2 can be clamped through the setting of the stop block 4, so that the liquid level meter body 1 is positioned as a whole, facilitating the subsequent installation of the liquid level meter body 1 by the staff. The outer wall of the mounting block 7 is fixedly connected with the clamping block. The inner wall of the slot 13 is provided with a clamping groove matched with the size of the clamping block.

[0026] Working principle: first, the flange connected with the connecting pipe one 2 is placed to the left side of the flange connected with the connecting pipe two 3, and the protruding block 9 is placed in the stop block 4, so that the flange connected with the connecting pipe one 2 is clamped, so that the liquid level meter body 1 is positioned as a whole, facilitating the subsequent installation of the liquid level meter body 1 by the staff, then the two flanges are connected through the bolt, when the bolt is screwed, the bolt can push the moving plate 11 to the right side, the spring one 10 is compressed through the moving plate 11, so that the screw thread contact between the bolt and the fixed sleeve 8 is more closely, the looseness of the bolt is reduced, so that the firmness of the connection between the two flanges is improved, when the scale plate 6 needs to be replaced or maintained, first pull the mounting block 7 to the front side, then move the clamping block on the outer wall of the mounting block 7 from the clamping groove in the inner wall of the slot 13, then rotate the mounting block 7, so that the clamping block is rotated from the horizontal direction to the vertical direction, then pull the mounting frame 5, so that the mounting block 7 is separated from the slot 13, so that the scale plate 6 can be disassembled, compared with the rotating bolt, the scale plate 6 is greatly facilitated to be disassembled and installed, so that the efficiency of the maintenance of the scale plate 6 is improved.

[0027] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A float type liquid level gauge characterized by comprising: The utility model provides a liquid level meter, including liquid level meter body (1), the outer wall fixed connection of liquid level meter body (1) has connecting pipe no.

2. A float type liquid level meter according to claim 1, characterized in that: The fastening assembly includes a fixing sleeve (8) fixedly connected to the right part of the flange of the connecting pipe no.

3. A float type liquid level meter according to claim 1, characterized in that: The limiting assembly includes a mounting block (7) in the middle part of the fixed block no.

4. A float type liquid level meter according to claim 3, characterized in that: The rear part of the rotating plate (14) is provided with a spring no.

5. A float type liquid level meter according to claim 1, characterized in that: The outer wall of the mounting block (7) is fixedly connected with a clamping block.

6. A float type liquid level meter according to claim 3, characterized in that: The inner wall of the insertion slot (13) is provided with a clamping groove matched with the size of the clamping block.

7. A float type liquid level meter according to claim 1, characterized in that: The utility model discloses a liquid level meter, including liquid level meter body (1), the outer wall fixed connection of liquid level meter body (1) has connecting pipe no.

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