Weighing sensor for truck scale

Abstract

The utility model relates to the technical field of weighing sensors, and discloses a weighing sensor for a truck scale, which comprises a base, the outer wall of the top of the base is fixedly connected with a mounting guide rail, the edges of the two sides of the inner wall of the mounting guide rail are rack-shaped, the outer wall of the mounting guide rail is slidably connected with a mounting sliding block, and the outer wall of the top of the mounting sliding block is fixedly connected with two connecting plates. According to the utility model, the installation position of the sensor main body can be rapidly adjusted through the mutual cooperation of the installation guide rail, the installation slide block and the adjusting mechanism, and the installation position of the sensor main body can be rapidly adjusted through the cooperation and insertion of a plurality of positioning blocks on the connection plates and a plurality of positioning grooves below the fixing plate, so that the installation position of the sensor main body can be rapidly adjusted. When the sensor body is installed, the fixing mechanism is automatically triggered, the fixing plate is locked on the connecting plate, then the sensor body can be rapidly fixed to the installation sliding block, complex bolt tightening operation is not needed, rapid installation of the sensor body can be achieved, the installation time is greatly shortened, and the installation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of weighing sensors, in particular to a weighing sensor for a truck scale. BACKGROUND

[0002] As important equipment for accurately measuring the weight of vehicles, truck scales are widely used in many industries such as logistics, mines and ports. As the core component of a truck scale, the convenience and stability of the installation of a weighing sensor are crucial to the overall performance of the truck scale.

[0003] At present, common weighing sensors for truck scales are mostly fixed on the truck scale base by using pre-embedded parts or bolts. When using the pre-embedded part method, the pre-embedded part needs to be accurately placed in advance when pouring the truck scale base, which requires very high construction precision. Once the position is slightly deviated, it may affect the installation and use effect of the weighing sensor. Moreover, if the sensor needs to be replaced or maintained later, the pre-embedded part is difficult to remove and the operation is extremely difficult. Although the bolt fixing method is relatively easy to disassemble compared with the pre-embedded part, it is necessary to tighten multiple bolts one by one during installation to ensure the stability of the sensor. Not only is the operation tedious and time-consuming, but also professional tools and high operation skills are required. At the same time, the bolts are easily loosened due to factors such as vibration during long-term use, which affects the weighing accuracy. Therefore, a weighing sensor for a truck scale is proposed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a weighing sensor for a truck scale, which aims to solve the problem of complex operation caused by the pre-embedded part or bolt fixing of the existing weighing sensor on the truck scale base, realizes quick and convenient installation and disassembly, improves the installation efficiency and stability, and reduces the maintenance difficulty.

[0005] The weighing sensor for a truck scale provided by the application adopts the following technical scheme:

[0006] A weighing sensor for a truck scale, comprising a base, the top outer wall of the base is fixedly connected with a mounting guide rail, the inner wall of the mounting guide rail is in a rack shape on both sides of the edge, the outer wall of the mounting guide rail is slidably connected with a mounting sliding block, the inner wall of the mounting sliding block is provided with an adjusting mechanism, the top outer wall of the mounting sliding block is fixedly connected with two connecting plates, the outer wall of the two connecting plates is provided with a fixed plate, the top outer wall of the fixed plate is fixedly provided with a sensor main body, a plurality of positioning grooves are formed in the bottom outer wall of the fixed plate, a plurality of positioning blocks are fixedly connected to the top outer wall of the two connecting plates, the plurality of positioning blocks are matched and inserted into the plurality of positioning grooves, and a fixing mechanism is installed in the inner wall of the fixed plate.

[0007] Preferably, the adjusting mechanism comprises a T-shaped limiting block fixedly connected to the inner wall of the bottom of the middle section of the mounting sliding block, the T-shaped limiting block is matched with the inner shape of the mounting guide rail, the outer walls of the two sides of the mounting sliding block are slidably connected with pressing blocks, the outer wall of one end of the inside of the mounting sliding block is fixedly connected with a clamping block one, and the two clamping block ones are clamped with the tooth grooves on the edges of the inner walls of the two sides of the mounting guide rail.

[0008] Preferably, the adjusting mechanism further comprises two reset springs mounted in the inside of the mounting sliding block, one end of the reset spring is fixedly connected with the outer wall of the T-shaped limiting block, and the other end is fixedly connected with the one end of the pressing block inside the mounting sliding block.

[0009] Preferably, the fixing mechanism comprises a plurality of movable grooves opened in the inside of the fixing plate, the inner walls of the movable grooves are slidably connected with movable blocks, the outer walls of the opposite sides of every two movable blocks are fixedly connected with clamping block twos, and the ends of the clamping block twos away from the movable blocks penetrate through the fixing plate and extend into the inside of the positioning grooves.

[0010] Preferably, the fixing mechanism further comprises extrusion springs mounted in the inside of the movable grooves, one end of the extrusion spring is fixedly connected with the outer wall of the side of the movable block away from the clamping block two, and the other end is fixedly connected with the end inner wall of the movable groove, the outer walls of the plurality of positioning blocks are provided with clamping grooves, and the ends of the clamping block twos inside the positioning grooves are matched and clamped with the clamping grooves.

[0011] Preferably, the outer walls of the two sides of the fixing plate are provided with two avoiding grooves, the avoiding grooves are communicated with the movable grooves in correspondence, the inner walls of the avoiding grooves are slidably connected with the lever rods, and the ends of the lever rods inside the avoiding grooves are fixedly connected with the movable blocks.

[0012] To sum up, the present application has the following beneficial technical effects:

[0013] 1. The installation position of the sensor main body can be quickly adjusted through the cooperation of the mounting guide rail, the mounting sliding block and the adjusting mechanism, the fixing mechanism is automatically triggered through the cooperation of the plurality of positioning blocks on the connecting plate and the plurality of positioning grooves below the fixing plate, the fixing plate is locked on the connecting plate, the sensor main body can be quickly fixed on the mounting sliding block without complex bolt tightening operation, the quick installation of the sensor main body is realized, the installation time is greatly shortened, and the installation efficiency is improved.

[0014] 2. When the sensor main body needs to be maintained or replaced, the sensor main body can be separated from the mounting sliding block by unlocking the fixing plate from the plurality of positioning blocks through the fixing mechanism, the operation is simple and fast, and the maintenance difficulty and cost are reduced. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is the overall schematic diagram of the application embodiment.

[0016] Figure 2 is a three-dimensional schematic diagram of the installation slider in the application embodiment;

[0017] Figure 3 is a partial sectional view of the application embodiment;

[0018] Figure 4 is a three-dimensional schematic diagram of the positioning block in the application embodiment;

[0019] Figure 5 is a three-dimensional schematic diagram of the fixed plate in the application embodiment.

[0020] Mark explanation: 1, base; 2, installation guide rail; 3, installation slider; 4, T-shaped limiting block; 5, pressing block; 6, clamping block one; 7, reset spring; 8, connecting plate; 9, positioning block; 10, clamping groove; 11, movable groove; 12, movable block; 13, extrusion spring; 14, clamping block two; 15, fixed plate; 16, sensor main body; 17, positioning groove; 18, avoiding groove; 19, pull rod. DETAILED DESCRIPTION

[0021] The following will be combined with the Figures 1-5 The application is further described in detail.

[0022] The application embodiment discloses a weighing sensor for a truck scale. Referring to Figures 1-5 A weighing sensor for a truck scale, comprising a base 1, the top outer wall of the base 1 is fixedly connected with an installation guide rail 2, the inner wall of the installation guide rail 2 is in the form of a rack, the outer wall of the installation guide rail 2 is slidably connected with an installation slider 3, the inner wall of the installation slider 3 is provided with an adjusting mechanism, the top outer wall of the installation slider 3 is fixedly connected with two connecting plates 8, the outer wall of the two connecting plates 8 is provided with a fixed plate 15, the top outer wall of the fixed plate 15 is fixedly provided with a sensor main body 16, the bottom outer wall of the fixed plate 15 is provided with a plurality of positioning grooves 17, the top outer wall of the two connecting plates 8 is fixedly connected with a plurality of positioning blocks 9, the plurality of positioning blocks 9 are inserted into the plurality of positioning grooves 17 in a matched manner, and the inner wall of the fixed plate 15 is provided with a fixing mechanism.

[0023] The adjusting mechanism comprises a T-shaped limiting block 4 fixedly connected to the bottom inner wall of the middle section of the installation slider 3, the T-shaped limiting block 4 is matched with the inner shape of the installation guide rail 2, the outer wall of the installation slider 3 is slidably connected with a pressing block 5, one end of the pressing block 5 located inside the installation slider 3 is fixedly connected with a clamping block one 6, and the two clamping blocks one 6 are clamped with the tooth grooves on the two side edges of the inner wall of the installation guide rail 2.

[0024] The adjusting mechanism further comprises two reset springs 7 installed inside the mounting slider 3, one end of the reset spring 7 is fixedly connected with the outer wall of the T-shaped limiting block 4, and the other end is fixedly connected with one end of the pressing block 5 inside the mounting slider 3.

[0025] The fixing mechanism comprises a plurality of movable grooves 11 formed in the fixing plate 15, the inner wall of the movable groove 11 is slidably connected with a movable block 12, and the outer wall of the opposite side of every two movable blocks 12 is fixedly connected with a clamping block two 14, one end of the clamping block two 14 away from the movable block 12 penetrates through the fixing plate 15 and extends into the inside of the positioning groove 17.

[0026] The fixing mechanism further comprises an extrusion spring 13 installed inside the movable groove 11, one end of the extrusion spring 13 is fixedly connected with the outer wall of the side of the movable block 12 away from the clamping block two 14, and the other end is fixedly connected with the end inner wall of the movable groove 11, the outer wall of the plurality of positioning blocks 9 is provided with a clamping groove 10, and one end of the clamping block two 14 inside the positioning groove 17 is clamped with the clamping groove 10.

[0027] The outer wall of the fixing plate 15 is provided with two avoiding grooves 18, the avoiding groove 18 is communicated with the movable groove 11 in correspondence, the inner wall of the avoiding groove 18 is slidably connected with a push rod 19, and one end of the push rod 19 inside the avoiding groove 18 is fixedly connected with the movable block 12.

[0028] The implementation principle of the weighing sensor for the truck scale in the embodiment of the application is as follows: during installation, only the fixing plate 15 at the bottom of the sensor main body 16 needs to be installed on the two connecting plates 8, the plurality of positioning grooves 17 below the fixing plate 15 is inserted with the plurality of positioning blocks 9 above the two connecting plates 8, the fixing mechanism is automatically triggered, when the fixing plate 15 drives the plurality of positioning grooves 17 to be inserted on the plurality of positioning blocks 9, the outer wall of the positioning block 9 extrudes the clamping block two 14 in the positioning groove 17, through the downward inclined surface of the end of the clamping block two 14, the positioning block 9 can easily press the clamping block two 14 into the fixing plate 15, the clamping block two 14 pushes the movable block 12 to slide inside the movable groove 11, and further extrudes the extrusion spring 13, the extrusion spring 13 generates elastic force after deformation, when the positioning block 9 is completely inserted with the positioning groove 17, the clamping groove 10 on the outer wall of the positioning block 9 corresponds to the clamping block two 14, the outer wall of the positioning block 9 no longer extrudes the clamping block two 14, the movable block 12 is reset under the action of the elastic force of the extrusion spring 13, the movable block 12 drives the clamping block two 14 to extend into the positioning groove 17, so that the end of the clamping block two 14 is clamped with the clamping groove 10, thereby locking the fixing plate 15 on the plurality of positioning blocks 9, and the installation of the sensor main body 16 is completed.

[0029] When the sensor body 16 needs to be adjusted in position on the base 1 after installation, the two pressing blocks 5 are pressed inward by the adjusting mechanism on the outer wall of the installation sliding block 3, the two pressing blocks 5 are extruded inward by the reset spring 7, the reset spring 7 is deformed to generate elastic force, and the clamping block one 6 at the end of the pressing block 5 moves relatively, so that the clamping block one 6 is disengaged from the tooth groove on the edge of the inner wall of the installation guide rail 2 on both sides, the installation sliding block 3 is released from the limitation on the installation guide rail 2, and the installation sliding block 3 can slide on the installation guide rail 2. After the position of the sensor body 16 is adjusted by sliding the installation sliding block 3, the pressing blocks 5 are released, the opposite ends of the two pressing blocks 5 are away from each other under the elastic force of the reset spring 7, so that the two clamping block ones 6 are away from each other, and the two clamping block ones 6 are re-engaged with the tooth groove on the edge of the inner wall of the installation guide rail 2 at the new position on both sides, so that the installation sliding block 3 is fixed, and the position adjustment is completed.

[0030] When the sensor body 16 needs to be disassembled for maintenance, the two push rods 19 on both sides of the fixed plate 15 are only pushed inward, the two push rods 19 slide inward in the inner cavity of the avoiding groove 18, so as to drive the two movable blocks 12 to slide in the movable groove 11, drive the clamping block two 14 to retract into the fixed plate 15 through the movable block 12, disengage the clamping block two 14 from the clamping groove 10, and contact the locking of the fixed plate 15 on the plurality of positioning blocks 9. The sensor body 16 is lifted upward, the fixed plate 15 is separated from the plurality of positioning blocks 9, and the disassembly work of the sensor body 16 is completed.

[0031] Finally, it should be pointed out that in the description of the present application, unless otherwise specified and limited, the terms "installation", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection. "Up", "down", "left", "right" and the like are only used to represent the relative positional relationship, and when the absolute position of the described object changes, the relative positional relationship may change;

[0032] Secondly: the utility model discloses the embodiment only relates to the structure involved in the embodiment of the present disclosure, and other structures can refer to the usual design, and in the case of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other.

[0033] Finally: the preferred embodiments of the utility model are described above, and the utility model is not limited to the above, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

[0034] The above are the preferred embodiments of the present application, and are not used to limit the protection scope of the present application, so: any equivalent change made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A load cell for a truck scale comprising a base (1) characterised in that: The top outer wall of the base (1) is fixedly connected with a mounting guide rail (2), the inner wall of the mounting guide rail (2) is in the form of a rack, the outer wall of the mounting guide rail (2) is slidably connected with a mounting sliding block (3), the inner wall of the mounting sliding block (3) is provided with an adjusting mechanism, the top outer wall of the mounting sliding block (3) is fixedly connected with two connecting plates (8), the outer wall of the two connecting plates (8) is provided with a fixed plate (15), the top outer wall of the fixed plate (15) is fixedly provided with a sensor main body (16), the bottom outer wall of the fixed plate (15) is provided with a plurality of positioning grooves (17), the top outer wall of the two connecting plates (8) is fixedly connected with a plurality of positioning blocks (9), the plurality of positioning blocks (9) are inserted into the plurality of positioning grooves (17) in a matched mode, and the inner wall of the fixed plate (15) is provided with a fixing mechanism.

2. A load cell for a truck scale as defined in claim 1 wherein: The adjusting mechanism comprises a T-shaped limiting block (4) fixedly connected to the bottom inner wall of the middle section of the mounting sliding block (3), the T-shaped limiting block (4) is matched with the inner shape of the mounting guide rail (2), the outer walls of the two sides of the mounting sliding block (3) are slidably connected with pressing blocks (5), the bottom outer wall of one end of the mounting sliding block (3) is fixedly connected with two clamping blocks (6), and the two clamping blocks (6) are clamped with the tooth grooves on the two side edges of the inner wall of the mounting guide rail (2).

3. A load cell for a truck scale as defined in claim 2 wherein: The adjusting mechanism further comprises two reset springs (7) mounted in the mounting sliding block (3), one end of the reset spring (7) is fixedly connected to the outer wall of the T-shaped limiting block (4), and the other end is fixedly connected to one end of the pressing block (5) in the mounting sliding block (3).

4. The load cell for a truck scale of claim 1, wherein: The fixing mechanism comprises a plurality of movable grooves (11) formed in the inner wall of the fixed plate (15), the inner wall of the movable groove (11) is slidably connected with a movable block (12), the outer wall of one side of every two movable blocks (12) is fixedly connected with a clamping block (14), and the end of the clamping block (14) away from the movable block (12) penetrates through the fixed plate (15) and extends into the inner wall of the positioning groove (17).

5. A load cell for a truck scale as defined in claim 4 wherein: The fixing mechanism further comprises a compression spring (13) mounted in the movable groove (11), one end of the compression spring (13) is fixedly connected to the outer wall of the side of the movable block (12) away from the clamping block (14), the other end is fixedly connected to the end inner wall of the movable groove (11), the outer wall of the plurality of positioning blocks (9) is provided with a clamping groove (10), and the end of the clamping block (14) in the positioning groove (17) is matched with the clamping groove (10).

6. A load cell for a truck scale as defined in claim 5 wherein: The two sides of the fixed plate (15) are provided with two avoiding grooves (18) in communication with the movable grooves (11), and the inner wall of the avoiding groove (18) is slidably connected with a pushing rod (19), and the end of the pushing rod (19) in the avoiding groove (18) is fixedly connected with the movable block (12).

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