High-precision electronic scale sensor convenient to replace

Abstract

The utility model discloses a high-precision electronic scale sensor convenient to replace, which relates to the technical field of electronic scales and comprises a weighing plate, a bearing frame is arranged on the bottom surface of the weighing plate, a supporting bottom frame is arranged on the bottom surface of the bearing frame, and a mounting groove is formed in the center of the upper surface of the supporting bottom frame. A mounting groove is formed in the supporting bottom frame, a mounting frame is movably inserted into the inner wall of the mounting groove, a weighing sensor is movably inserted into the inner wall of the mounting frame, mounting side plates are fixedly connected to the two ends of the mounting frame, butt joint threaded holes are formed in the inner wall of the supporting bottom frame, and auxiliary holes are formed in one sides of the mounting side plates. When the weighing sensor needs to be overhauled or replaced, the weighing plate and the bearing frame do not need to be separated from the supporting bottom frame, the weighing sensor can be easily disassembled and assembled only by operating according to specific steps such as overturning the supporting bottom frame, rotating the fastening bolt, rotating the rotating insertion rod and pulling away the mounting frame, operation is simple, convenient and efficient, and the weighing sensor can be conveniently and rapidly disassembled and assembled. And time and labor cost are saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic scale technical field, concretely relates to a high accuracy electronic scale sensor of convenient replacement. BACKGROUND

[0002] In the traditional electronic scale design, the weighing sensor is usually deeply embedded in the complex scale body structure, and is closely connected with the weighing plate, the receiving frame and the supporting base, etc., to form an integrated structure. When the weighing sensor needs to be repaired or replaced due to failure or reaching the service life, the maintenance personnel faces extremely tedious disassembly work. It is often necessary to completely separate the entire weighing plate and the receiving frame from the supporting base, which involves a large number of connection piece removals, such as the screwing of multiple bolts and nuts. Not only a large amount of time is consumed, but also the operation space is narrow, and the tools are inconvenient to use, which can easily cause accidental damage to the components. In addition, when reassembling, it is necessary to accurately calibrate the positional relationship of each component, which requires high professional skills of the maintenance personnel, and any deviation may affect the subsequent weighing accuracy of the electronic scale. The technical solution proposed by the utility model innovatively changes the traditional complex structure layout. By skillfully designing the installation frame, the rotating insertion rod and the butt joint threaded hole, etc., when replacing the weighing sensor, only specific steps such as turning over the supporting base, rotating the fastening bolt, rotating the rotating insertion rod and pulling out the installation frame need to be performed, so that the disassembly and installation can be easily realized, the process is greatly simplified, and the problem of difficult replacement of the traditional electronic scale sensor is solved. SUMMARY

[0003] The utility model aims at providing a high accuracy electronic scale sensor of convenient replacement to solve the problems proposed in the background.

[0004] To solve the above technical problems, the utility model adopts the technical scheme of:

[0005] A high accuracy electronic scale sensor of convenient replacement, comprising a weighing plate, the bottom surface of the weighing plate is provided with a receiving frame, the bottom surface of the receiving frame is provided with a supporting base;

[0006] The upper surface center of the supporting base is provided with a mounting groove, the inner wall of the mounting groove is movably inserted with an installation frame, the inner wall of the installation frame is movably inserted with a weighing sensor;

[0007] Both ends of the installation frame are fixedly connected with installation side plates, the inner wall of the supporting base is provided with butt joint threaded holes, one side of the installation side plate is provided with auxiliary holes, the inner wall of the auxiliary hole is inserted with a fastening bolt, one end of the fastening bolt is threadedly connected with the inner wall of the butt joint threaded hole.

[0008] The further improvement in the technical scheme of the utility model lies in that the bottom surface center of the mounting frame is rotationally connected with a rotating insertion rod, both ends of the rotating insertion rod are respectively clamped with a receiving frame one and a receiving frame two, and the top ends of the receiving frame one and the receiving frame two are fixedly connected to the bottom surface of the supporting base frame.

[0009] The further improvement in the technical scheme of the utility model lies in that the bottom hole is arranged at the inner wall bottom of the mounting frame, the upper surface of the weighing sensor is provided with a sensor receiving hole, and the inner wall of the sensor receiving hole is inserted with a sensor positioning bolt.

[0010] The further improvement in the technical scheme of the utility model lies in that the outer wall close to the bottom end of the sensor positioning bolt is threadedly connected with the inner wall of the bottom hole.

[0011] The further improvement in the technical scheme of the utility model lies in that the receiving frame one and the receiving frame two are both L-shaped structures.

[0012] The further improvement in the technical scheme of the utility model lies in that one side of the supporting base frame is fixedly connected with a display through a supporting rod.

[0013] Thanks to the above technical scheme, the utility model has the following technical progress compared with the prior art:

[0014] The utility model provides a high-precision electronic scale sensor convenient to replace, when the weighing sensor needs to be overhauled or replaced, the weighing plate and the receiving frame do not need to be separated from the supporting base frame, only need to operate according to specific steps, such as overturning the supporting base frame, rotating the fastening bolt, rotating the rotating insertion rod and pulling out the mounting frame, so that the weighing sensor can be easily disassembled and installed, and the operation is simple, efficient, time-saving and labor-saving.

[0015] The utility model provides a high-precision electronic scale sensor convenient to replace, the weighing plate adopts high-strength alloy material and is not easy to deform, the surface of the receiving frame is smooth, friction is reduced and the receiving frame is stable, the supporting base frame is thick and heavy and has high bearing capacity, the mounting frame is rigid, the mounting side plate is arranged reasonably and bears stress evenly, the butt joint thread hole has good engagement performance, and the rotating insertion rod and the receiving frame are structurally stable, the components complement each other and jointly create a stable working environment for the weighing sensor, and the weighing precision is guaranteed. DRAWINGS

[0016] Figure 1 It is a structural schematic view of the utility model;

[0017] Figure 2 It is a supporting base frame bottom view structural schematic view of the utility model;

[0018] Figure 3 It is a structure enlarged schematic view of the utility model at A place;

[0019] Figure 4 It is the installation frame structure schematic view of the utility model;

[0020] Figure 5 It is the structure schematic view of the utility model.

[0021] In the drawing: 1, the weighing plate; 2, the receiving frame; 3, the display; 4, the weighing sensor; 5, the supporting base; 6, the installation frame; 7, the installation slot; 8, the rotary insertion rod; 9, the receiving frame one; 10, the receiving frame two; 11, the butt joint threaded hole; 12, the installation side plate; 13, the fastening bolt; 14, the sensor positioning bolt; 15, the sensor receiving hole; 16, the bottom hole. Specific implementation

[0022] In the description of the utility model, it also needs to be explained that, unless there is explicit provision and limitation, the terms "arrangement" "installation" "connection" "connection" should be broadly understood, for example, it can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements.The above-mentioned terms in the utility model can be understood according to the specific meaning of the above-mentioned terms in the utility model by the person skilled in the art.

[0023] The utility model will be further described in detail in combination with examples: Example 1

[0024] As Figures 1-5 Indicated, the utility model provides a kind of high-precision electronic scale sensor of convenient replacement, including weighing plate 1, weighing plate 1 uses high-strength and light texture alloy material, can carry heavy object and is not easy to deform, guarantee weighing accuracy.Wafer of weighing plate 1 is closely provided with receiving frame 2, receiving frame 2 is handled by special process, surface is smooth, both can stably receive weighing plate 1, can also reduce friction, make force transmission more smooth.Wafer of receiving frame 2 is firmly provided with supporting base 5, supporting base 5 is made of thick steel material, and the carrying capacity is strong, provides reliable support for upper component.

[0025] The center of the upper surface of supporting base 5 is precisely machined to have installation slot 7, the inner wall size of installation slot 7 is well adapted to installation frame 6, and the gap is extremely small, to ensure that installation frame 6 does not shake after being inserted, to create a stable working environment for weighing sensor 4.The inner wall of installation slot 7 movably inserts installation frame 6, installation frame 6 is made of high-quality metal material, and has good rigidity, which can prevent deformation caused by external force.The inner wall of installation frame 6 finely movably inserts weighing sensor 4, weighing sensor 4 is a current advanced high-precision sensing element, can sensitively capture subtle weight changes, and accurately convert into electrical signal output.

[0026] Two ends of the mounting frame 6 are fixedly connected with mounting side plates 12, the number of the mounting side plates 12 is four groups, and the mounting side plates 12 are arranged at positions close to top corners on two sides of the mounting frame 6, so that the mounting frame 6 is uniformly stressed when being fixed with the supporting base 5, and the overall connection stability is enhanced.The inner wall of the supporting base 5 is accurately provided with a butt joint threaded hole 11, the thread of the butt joint threaded hole 11 is finely polished, the engagement performance is good, and the connection is ensured to be tight after the fastening bolt 13 is screwed in.The mounting side plate 12 is provided with an auxiliary hole on one side, the inner wall of the auxiliary hole is smooth without burrs, the fastening bolt 13 is smoothly inserted, one end of the fastening bolt 13 is tightly connected with the inner wall of the butt joint threaded hole 11 through the thread, and the connection stability of the mounting frame 6 and the supporting base 5 is strengthened. Embodiment 2

[0027] As Figures 1-5 shown, on the basis of embodiment 1, the utility model provides a technical scheme: preferably, the bottom surface center of mounting frame 6 is rotatably connected with a rotating insertion rod 8, the rotating insertion rod 8 adopts high-strength stainless steel material, is corrosion-resistant, and the two ends are respectively clamped with a receiving frame one 9 and a receiving frame two 10, the receiving frame one 9 and the receiving frame two 10 are L-shaped structures, can stably receive the mounting frame 6 from below, and prevent vertical displacement thereof.The top end of the receiving frame one 9 and the receiving frame two 10 is fixedly connected to the bottom surface of the supporting base 5 through a welding process, and the connection is ensured to be reliable.

[0028] The inner wall bottom of the mounting frame 6 is provided with a bottom hole 16, the inner wall of the bottom hole 16 is processed with fine threads, and cooperates well with the sensor positioning bolt 14.The upper surface of the load cell 4 is provided with a sensor receiving hole 15, the inner wall of the sensor receiving hole 15 is smooth and flat, the sensor positioning bolt 14 is accurately inserted, the outer wall close to the bottom end of the sensor positioning bolt 14 is tightly connected with the inner wall of the bottom hole 16 through the thread, the position of the load cell 4 in the mounting frame 6 is effectively fixed, and loosening during use is avoided.

[0029] One side of the supporting base 5 is fixedly connected with a display 3 through a stable support rod, the material selection and structural design of the support rod guarantee the support stability, the display 3 can be in a suitable observation position, and the display 3 does not shake by itself, and the user can read data without being affected.The display 3 adopts a high-definition liquid crystal display screen, has good visibility, and can clearly and intuitively display the weight information transmitted by the load cell 4.

[0030] The working principle of the high-precision electronic scale sensor convenient to replace will be specifically described below.

[0031] As Figures 1-5As shown, when the weighing sensor 4 needs to be repaired and replaced, the operation process is simple and efficient. First, carefully turn over the support chassis 5 so that it is perpendicular to the ground. Due to the reasonable structure of the device and the tight connection of the components, there will be no component scattering or collision damage during the turning over. Then, use a special tool to accurately rotate the fastening bolt 13 to smoothly release the installation side plate 12 from the support chassis 5. At this time, the installation side plate 12 can move freely but not separate from the installation frame 6, which facilitates subsequent operation. Next, rotate the rotating rod 8 with appropriate force so that its two ends are smoothly separated from the inner walls of the receiving frame one 9 and the receiving frame two 10, respectively, completely releasing the restriction on the installation frame 6, allowing the installation frame 6 to move freely.

[0032] Then, the operator slowly and smoothly pulls out the installation frame 6 from the installation slot 7 along the preset direction, which separates the installation frame 6 together with the weighing sensor 4 from the support chassis 5. Due to the high precision of component cooperation, there will be no jamming or damage during the pulling out. Finally, carefully disassemble the sensor positioning bolt 14 according to the standard disassembly steps, which completes the disassembly of the weighing sensor 4. The operation is convenient and does not require professional skills. Then, install the new weighing sensor 4 according to the installation steps. In this way, the weighing plate 1 and the receiving frame 2 do not need to be separated from the support chassis 5, simplifying the replacement process, saving time and labor costs, and efficiently completing the assembly of the weighing sensor 4.

[0033] The above general description of the present application is detailed, but some modifications or improvements can be made on the basis of the present application, which is obvious to those skilled in the art. Therefore, without departing from the spirit of the present application, the modifications or improvements are within the scope of the present application.

Claims

1. A high-precision electronic scale sensor with easy replacement, comprising a load plate (1), characterized in that: The bottom surface of the weighing plate (1) is provided with a receiving frame (2), and the bottom surface of the receiving frame (2) is provided with a supporting base (5); The center of the upper surface of the supporting base (5) is provided with a mounting groove (7), the inner wall of the mounting groove (7) is movably inserted with a mounting frame (6), and the inner wall of the mounting frame (6) is movably inserted with a weighing sensor (4); Both ends of the mounting frame (6) are fixedly connected with mounting side plates (12), the inner wall of the supporting base (5) is provided with a butt joint threaded hole (11), one side of the mounting side plate (12) is provided with an auxiliary hole, the inner wall of the auxiliary hole is inserted with a fastening bolt (13), and one end of the fastening bolt (13) is threadedly connected with the inner wall of the butt joint threaded hole (11).

2. A high precision electronic scale sensor with easy replacement according to claim 1, characterized in that: The bottom surface of the mounting frame (6) is rotatably connected with a rotating insertion rod (8), both ends of the rotating insertion rod (8) are respectively clamped with a receiving frame one (9) and a receiving frame two (10), and the top ends of the receiving frame one (9) and the receiving frame two (10) are fixedly connected to the bottom surface of the supporting base (5).

3. A high precision electronic scale sensor with easy replacement according to claim 1, characterized in that: The inner wall of the mounting frame (6) is provided with a bottom hole (16), the upper surface of the weighing sensor (4) is provided with a sensor receiving hole (15), and the inner wall of the sensor receiving hole (15) is inserted with a sensor positioning bolt (14).

4. A high precision electronic scale sensor with easy replacement according to claim 3, characterized in that: The outer wall of the sensor positioning bolt (14) close to the bottom end is threadedly connected with the inner wall of the bottom hole (16).

5. A high precision electronic scale sensor with easy replacement according to claim 2, characterized in that: The receiving frame one (9) and the receiving frame two (10) are both L-shaped structures.

6. A high precision electronic scale sensor with easy replacement according to claim 1, characterized in that: One side of the supporting base (5) is fixedly connected with a display (3) through a supporting rod.

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