CN219532233U

CN219532233U - Multipurpose weighing sensor

Info

Publication number: CN219532233U
Application number: CN202223500186.6U
Authority: CN
Inventors: 王光龙; 桂旺来; 胡文辉; 姚玉明; 柯建东
Original assignee: Zhengzhou Keli Sensor Technology Co ltd
Current assignee: Zhengzhou Keli Sensor Technology Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-08-15
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a multipurpose weighing sensor which comprises a sensor body, wherein a multipurpose mounting hole is formed in the sensor body, a force transmission accessory is detachably connected to the multipurpose mounting hole, and a plurality of sectional connection areas are formed in the multipurpose mounting hole. The utility model discloses can realize the function that different biography power annex and same sensor are connected, improve the adaptation scope of sensor, flexibility in actual working process is higher, and replacement cost reduces, simultaneously by the different segmentation junction areas of setting, at one of them segmentation junction area loss, after producing the functional damage, can change different segmentation junction areas and connect for holistic life double promotion has realized the utilization ratio maximize of sensor body.

Description

Multipurpose weighing sensor

Technical Field

The utility model relates to the technical field of sensors, in particular to a multipurpose weighing sensor.

Background

The small wagon balance is a small electronic weighing apparatus which is different from an automobile weighing apparatus, the small wagon balance is convenient and quick to use, accurate in measurement and convenient to move, a foundation is not required to be beaten, as long as the small wagon balance can freely weigh goods at the same ground plane, each of four corners is provided with a cantilever sensor, and a force transmission accessory connected with the cantilever sensors is single and cannot be replaced, so that the application range of each cantilever sensor is small, the cost for replacing the sensor is high, and after the connection relation between each sensor and the force transmission accessory is damaged, even if the parts of the sensor are intact, the sensor cannot be continuously used, and certain resource waste exists.

For example, publication number "CN204556063U" discloses "cantilever weighing sensor", including elastomer and locate the strain gauge in the elastomer, its characterized in that: the elastic body is of an integrated cantilever structure, a stress groove for deformation is formed in the free end of the elastic body, so that the upper part of the stress groove forms the cantilever structure, and the lower part forms the base structure. However, in practical application, because the structure of the mounting hole is fixed, each sensor can only correspond to one type of force transmission accessory, the force transmission accessory cannot be replaced according to actual use requirements in the weighing process, the application range is single, meanwhile, in long-time use, the connection relationship between the force transmission accessory and the sensor cannot be used continuously after being damaged, and the service life is limited.

Disclosure of Invention

Aiming at the problems that the connection relation between the sensor and the force transmission accessory is single and the service life cannot be prolonged in the prior art in the background art, the utility model provides the multipurpose weighing sensor which can realize the connection function of different force transmission accessories and the same sensor, improves the adaptation range of the sensor, has higher flexibility in the actual working process, reduces the replacement cost, prolongs the whole service life and reduces the replacement frequency.

In order to achieve the above purpose, the present utility model adopts the following technical scheme.

The utility model provides a multi-purpose weighing sensor, is including the sensor body, this internal multi-purpose mounting hole that is provided with of sensor, multi-purpose mounting hole can be dismantled and be connected with the power annex, including a plurality of segmentation connecting areas in the multi-purpose mounting hole. The multipurpose mounting hole is internally provided with different sectional connection areas, so that the multipurpose mounting hole can be connected with different force transmission accessories, and mainly, the multipurpose mounting hole is mainly used for connecting the force transmission accessories with different functions in a connection structure, after the sectional connection areas are arranged, the force transmission accessories can be freely replaced on the same sensor body according to the different bearing objects and the requirements of a working place, so that the cost for replacing the sensor body is reduced, meanwhile, due to the different sectional connection areas arranged on the multipurpose mounting hole, after one sectional connection area and the force transmission accessory are damaged due to connection loss, the different force transmission accessories can be replaced and the sectional connection areas with no loss are connected, so that the whole service life is doubled, and the utilization rate of the sensor body is maximized.

Preferably, the sectional connection area comprises an active connection area and an adjustable fixed connection area. The sectional connection area comprises, but is not limited to, a movable connection area and an adjustable fixed connection area, and can be changed according to the actual structure of the force transmission accessory, wherein a certain displacement allowance can be reserved in the movable connection area due to the characteristics of the structure of the movable connection area, the sectional connection area is suitable for the force transmission accessory which needs to be horizontally changed, and the adjustable fixed connection area is mainly used for connecting the force transmission accessory which needs to be vertically displaced and adjusted, and certain stability is required.

Preferably, the force transmission accessory comprises a variable height accessory, and the adjustable fixedly connected area is detachably connected with the variable height accessory. The height-variable accessory is fixed with the adjustable fixedly connected area through detachable connection, so that the vertical height change can be realized, and the flexibility of the wagon balance is improved, wherein the detachable connection comprises, but is not limited to, threaded connection and snap connection.

Preferably, the force transmission accessory comprises a tumbler accessory, and the movable connecting area is detachably connected with the tumbler accessory. When the tumbler accessory is connected in the movable connection area, the diameter of the tumbler accessory is required to be slightly smaller than the aperture of the movable connection area, so that the tumbler accessory can realize angle offset in the movable connection area and generate certain horizontal displacement, the tumbler accessory is applicable to an object with certain horizontal movement of a bearing object, and the tumbler accessory is connected with the movable connection area, so that the tumbler accessory has certain horizontal buffer space, wherein when the tumbler accessory is connected with the sensor body, the tumbler accessory is upwards arranged and is connected with a measured plane, the movement displacement of the tumbler accessory is facilitated, meanwhile, the stability of the sensor body is maintained, and the measurement error is avoided.

Preferably, the adjustable fixedly connected area is connected with a bearing plug, and the end part of the tumbler accessory is abutted against the bearing plug. When the tumbler accessories are connected in the multipurpose mounting hole, the bearing plugs are connected in the adjustable fixedly connected area, the connecting mode of the bearing plugs and the adjustable fixedly connected area is the same as that of the variable-height accessories, and fixed connection is achieved, so that the bearing plugs are abutted with the end parts of the tumbler accessories when connected on the adjustable fixedly connected area, limiting in the vertical direction is provided for the tumbler accessories, and meanwhile the bearing plugs can be adjusted in the height direction according to use requirements so as to adapt to the tumbler accessories with different heights.

Preferably, the aperture of the movable connecting area is larger than that of the adjustable fixing area, the bearing plug comprises a connecting area and a bearing area, the connecting area is connected with the adjustable fixing area, and the bearing area is abutted to one end, close to the adjustable fixing area, of the movable connecting area. When bearing the end cap and connecting in multi-purpose mounting hole, the connecting region is connected with adjustable rigid coupling district, control bears the vertical position of end cap, and bear the district then set up inside the swing joint district, because the aperture of swing joint district is greater than the aperture of adjustable rigid coupling district, therefore there is step structure between the two, bear the district butt on step structure, bear the end cap when tumbler annex butt and make, multi-purpose mounting hole's atress mainly has to bear district and step structure completion, reduced the influence to adjustable rigid coupling district, avoid producing the loss to adjustable rigid coupling district simultaneously at the use tumbler annex.

Preferably, one end, close to the bearing plug, of the tumbler accessory is provided with a bearing cambered surface, and the bearing cambered surface is abutted against the bearing plug. The bearing cambered surface on the tumbler accessory is abutted with the bearing plug, and due to the arc-shaped structure of the bearing cambered surface, when the bearing cambered surface is abutted on the plug, the central area of the cambered surface is connected with the bearing plug, even if the horizontal position of the tumbler accessory is offset, the abutting area between the bearing cambered surface and the bearing plug can still be ensured to be positioned at the middle point, the stability of force transmission is ensured, and the impact on different directions to the bearing plug due to the offset of the tumbler accessory is avoided.

Preferably, the multipurpose mounting hole is a through hole, and a mounting clamping groove is formed in one side, away from the tumbler assembly, of the bearing plug. The installation draw-in groove is set up to the one end that keeps away from the tumbler annex at bearing the end cap, and the installation draw-in groove includes but is not limited to a word draw-in groove, cross draw-in groove to set up multi-purpose mounting hole into the through-hole structure, when bearing the connecting region of end cap and adjustable rigid coupling district through threaded connection, just can fasten and dismantle at the other end through the screwdriver, improved packaging efficiency.

Preferably, the height-variable accessory comprises a connecting rod, and the connecting rod is in threaded connection with the adjustable fixedly connected area. The threaded connection between the connecting rod and the adjustable fixedly connected area can change the bearing height according to the precession degree, and meanwhile, the threaded connection is better in reliability, and the height change is more convenient and flexible.

Preferably, a threaded fastener is arranged on the connecting rod and abuts against the end part of the multipurpose mounting hole. After the connection adjustment of the height-variable accessory and the adjustable fixed connection area is completed, the height-variable accessory is abutted against the end part of the multipurpose mounting hole by screwing in the threaded fastener, so that the position relationship between the connecting rod and the adjustable fixed connection area is further fastened, partial bearing pressure is born, and the bearing pressure is prevented from being concentrated on threads in the adjustable fixed connection area.

The beneficial effects of the utility model are as follows:

(1) By arranging different sectional connection areas on the multipurpose mounting holes, the sensor body can be replaced by force transmission accessories under different use scenes, the application range is enlarged, and meanwhile, the service life of the sensor body is prolonged by doubling;

(2) The height of the force transmission accessory is adjusted through the threaded connection between the adjustable fixedly connected area and the variable-height accessory, the application range of the wagon balance is improved, and the bearing pressure is shared through the threaded fastener, so that the joint of the adjustable fixedly connected area is prevented from being damaged greatly;

(3) The bearing pressure always acts on the central area through the arc surface butt joint between the tumbler accessory and the bearing plug, so that the change of the force transmission position and the impact of the tumbler accessory on the bearing plug are avoided, the tumbler accessory can generate horizontal displacement and angle swing, and the adaptability of the sensor body to horizontal moving objects is improved;

(4) By setting the aperture difference between the adjustable fixedly connected area and the movable connection area, a step structure is generated, so that the force transmitted by the tumbler accessory is mainly transmitted to the step structure through the bearing area, the stress of the connection area is reduced, and the loss of the adjustable fixedly connected area and the movable connection area is avoided.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic view of the structure of the variable height attachment in embodiment 1.

Fig. 3 is a schematic view of the tumbler attachment in example 1.

Fig. 4 is a partial enlarged view at a in fig. 3.

Fig. 5 is a schematic structural view of the load-bearing plug in embodiment 1.

Fig. 6 is a schematic structural diagram of embodiment 2.

In the figure: the sensor comprises a sensor body 1, a multipurpose mounting hole 2, a sectional connection area 21, a movable connection area 22, an adjustable fixedly connected area 23, a force transmission accessory 3, a variable height accessory 31, a connecting rod 311, a threaded fastener 312, no falling Weng Fujian and 321 bearing cambered surfaces 32, a bearing plug 4, a connection area 41, a bearing area 42 and a mounting clamping groove 43.

Detailed Description

The utility model is further described below with reference to the drawings and specific embodiments.

Example 1:

as shown in fig. 1, 2 and 3, a multipurpose weighing sensor comprises a sensor body 1, wherein a multipurpose mounting hole 2 is arranged in the sensor body 1, the multipurpose mounting hole 2 is detachably connected with a force transmission accessory 3, two sectional connection areas 21 are arranged in the multipurpose mounting hole 2, each sectional connection area 21 comprises a movable connection area 22 and an adjustable fixedly connected area 23, the movable connection area 22 is a counter bore movable area in the embodiment, and the adjustable fixedly connected area 23 is an adjustable threaded area.

The multipurpose mounting hole 2 is internally provided with different sectional connection areas 21, so that the multipurpose mounting hole 2 can be connected with different force transmission accessories 3, and mainly has certain difference in connection structure for the force transmission accessories 3 with different functions, after the two sectional connection areas 21 are arranged, the force transmission accessories 3 can be freely replaced on the same sensor body 1 according to different bearing objects and the requirements of working sites, the cost for replacing the sensor body 1 is reduced, meanwhile, due to the different sectional connection areas 21 arranged on the multipurpose mounting hole 2, after one sectional connection area 21 and the force transmission accessories 3 are subjected to functional damage, the different force transmission accessories 3 can be replaced and the rest sectional connection areas 21 without loss are connected, so that the whole service life is doubled, the utilization rate of the sensor body 1 is maximized, the movable connection area 22 is of a counter bore structure, due to the characteristics of the structure, a certain displacement allowance can be reserved in the connection process, the multipurpose mounting hole is suitable for the force transmission accessories 3 needing horizontal change, and the adjustable connection area 23 is mainly used for adjusting the displacement and is fixedly connected with the threaded hole structure.

As shown in fig. 2, the force-transferring attachment 3 includes a height-variable attachment 31, the height-variable attachment 31 includes a connecting rod 311, the connecting rod 311 is in threaded connection with the adjustable fixing area 23, the height-variable attachment 31 is fixed with the adjustable fixing area 23 through threaded connection, so that the height variation in the vertical direction can be realized, the flexibility of the wagon balance is improved, the reliability of the threaded connection is better, and the height variation is more convenient and flexible.

As shown in fig. 3 and 4, the force transmission accessory 3 comprises a non-falling Weng Fujian 32, and the movable connecting area 22 is connected with the non-falling Weng Fujian; the adjustable fixing area 23 is connected with a bearing plug 4, and the end part of the tumbler accessory 32 is abutted against the bearing plug 4.

When the tumbler accessory 32 is connected in the movable connection area 22, the diameter of the tumbler accessory 32 is required to be slightly smaller than the aperture of the movable connection area 22, so that the tumbler accessory 32 can realize angle offset in the movable connection area 22 and can generate certain horizontal displacement, an object suitable for bearing an object with certain horizontal movement can be arranged, and the tumbler accessory 32 has certain horizontal buffer space through the connection of the tumbler accessory 32 and the movable connection area 22, wherein when the tumbler accessory 32 is connected with the sensor body 1, the tumbler Weng Fujian is upwards arranged and connected with a measured plane, the movement displacement of the tumbler accessory 32 is facilitated, and meanwhile, the stability of the sensor body 1 is kept, and the measurement error is avoided; when the tumbler accessory 32 is connected in the multipurpose mounting hole 2, the bearing plug 4 is connected in the adjustable fixedly connected area 23, the connection mode of the bearing plug 4 and the adjustable fixedly connected area 23 is also threaded connection, when the bearing plug 4 is connected on the adjustable fixedly connected area 23, the bearing plug is abutted with the end part of the tumbler accessory 32, the limit in the vertical direction is provided for the tumbler accessory 32, and meanwhile, the bearing plug 4 can be adjusted in the height direction according to the use requirement so as to adapt to the tumbler accessories 32 with different heights.

As shown in fig. 3, 4 and 5, the aperture of the movable connecting area 22 is larger than that of the adjustable fixing area 23, the bearing plug 4 comprises a connecting area 41 and a bearing area 42, the connecting area 41 is connected with the adjustable fixing area 23, and the bearing area 42 is abutted against one end of the movable connecting area 22, which is close to the adjustable fixing area 23.

When the bearing plug 4 is connected in the multipurpose mounting hole 2, the connecting area 41 is connected with the adjustable fixedly connected area 23 to control the vertical position of the bearing plug 4, and the bearing area 42 is arranged inside the movable connecting area 22, as the aperture of the movable connecting area 22 is larger than that of the adjustable fixedly connected area 23, a step structure exists between the two, the bearing area 42 is abutted on the step structure, when the tumbler accessory 32 is abutted on the bearing plug 4, the stress of the multipurpose mounting hole 2 is mainly completed by the bearing area 42 and the step structure, the influence on the adjustable fixedly connected area 23 is reduced, and the loss of the adjustable fixedly connected area 23 is avoided when the tumbler accessory 32 is used.

As shown in fig. 4, a bearing arc surface 321 is arranged at one end of the tumbler accessory 32, which is close to the bearing plug 4, and the bearing arc surface 321 abuts against the bearing plug 4.

Bearing cambered surface 321 on tumbler annex 32 and bear end cap 4 butt for bear the arc structure of cambered surface 321 for when the butt on the end cap, the central region of cambered surface is connected with bear end cap 4, even the horizontal position of tumbler annex 32 takes place the skew, still can guarantee to bear the cambered surface 321 and bear the butt region between end cap 4 and be located the intermediate point, guarantee the stability of power transmission, avoid producing the striking on different positions to bearing end cap 4 because tumbler annex 32 takes place the skew back.

As shown in fig. 5, the multipurpose mounting hole 2 is a through hole, and a mounting slot 43 is provided on a side of the bearing plug 4 away from the tumbler assembly, and in this embodiment, the mounting slot is a straight slot.

The installation clamping groove 43 is formed in one end, far away from the tumbler accessory 32, of the bearing plug 4, the multipurpose installation hole 2 is in a through hole structure, and when the connecting area 41 of the bearing plug 4 is in threaded connection with the adjustable fixedly connected area 23, fastening and dismounting can be performed at the other end through a screwdriver, so that the assembly efficiency is improved.

The assembly and working process of the multipurpose weighing sensor in the embodiment are as follows: in this embodiment, the sensor body 1 is provided with a multipurpose mounting hole 2, and the multipurpose mounting hole 2 includes two segment connection areas 21: the movable connecting area 22 and the adjustable fixedly connecting area 23, the movable connecting area 22 is positioned below the adjustable fixedly connecting area 23, the movable connecting area 22 is of a countersink structure, the adjustable fixedly connecting area 23 is of a threaded hole structure, the countersink caliber is larger than the threaded hole caliber, in the working process, if the movable object is required to be weighed, a certain horizontal displacement is obtained by connecting the tumbler Weng Fujian with the multipurpose mounting hole 2, the sensor body 1 is inverted, the bearing plug 4 is placed in the movable connecting area 22, the other end of the multipurpose mounting hole 2 is clamped with the mounting clamping groove 43 through a screwdriver and rotates the bearing plug 4, the connecting area 41 is connected and fastened with the adjustable fixedly connecting area 23, the bearing area 42 is abutted against the countersink step of the movable connecting area 22, and then the bearing cambered surface 321 of the tumbler assembly is aligned with the bearing plug 4 and placed in the movable connecting area 22, so that the assembly of the tumbler accessory 32 is completed; if the height of the wagon balance is required to be adjusted, the variable height accessory 31 is required to be connected, the non-falling Weng Fujian is firstly taken out, then the bearing plug 4 is screwed out through the screwdriver, the sensor body 1 is rotated forward, the connecting rod 311 is screwed into the adjustable fixedly connected area 23, the flexible butt joint of the sensor body 1 is realized, the application range of the sensor is improved, the relevance between the segmented connecting areas 21 is small, one of the segmented connecting areas is provided with a functionally impaired hand, the other force transmission accessory 3 can still work, and the whole service life is prolonged.

Example 2:

as shown in fig. 6, unlike in embodiment 1, a screw fastener 312 is provided on the connecting rod 311 in this embodiment, and the screw fastener 312 abuts against the end of the multipurpose mounting hole 2. After the connection adjustment of the height-variable attachment 31 and the adjustable fixing area 23 is completed, the height-variable attachment is screwed into the threaded fastener 312 to be abutted against the end of the multipurpose mounting hole 2, so that the positional relationship between the connecting rod 311 and the adjustable fixing area 23 is further fastened, part of bearing pressure is born, and the bearing pressure is prevented from being concentrated on the threads in the adjustable fixing area 23.

In addition to the above embodiments, the technical features of the present utility model may be rearranged and combined within the scope of the claims and the disclosure of the present utility model to form new embodiments, which may be realized by those skilled in the art without inventive effort, and thus, embodiments of the present utility model not described in detail should be considered as embodiments of the present utility model within the scope of the protection of the present utility model.

Claims

1. The utility model provides a multi-purpose weighing sensor, is including the sensor body, its characterized in that, this internal multi-purpose mounting hole that is provided with of sensor, multi-purpose mounting hole can dismantle and be connected with the power annex, including a plurality of segmentation connecting areas in the multi-purpose mounting hole.

2. A multipurpose weighing cell according to claim 1, wherein said segmented connection zone comprises an articulating zone and an adjustable attachment zone.

3. A multipurpose load cell according to claim 2 wherein the force transmitting attachment includes a variable height attachment, and wherein the adjustable attachment area is removably connected to the variable height attachment.

4. A multipurpose weighing cell according to claim 2 wherein said force transmitting attachment comprises a tumbler attachment, said articulation zone being removably attachable to said tumbler attachment.

5. The multipurpose weighing cell of claim 4 wherein said adjustable attachment area is connected to a load-bearing plug, and wherein an end of said tumbler attachment abuts said load-bearing plug.

6. The multipurpose weighing sensor of claim 5, wherein said movable connecting region has a larger aperture than said adjustable fixed connecting region, said load-bearing plug comprises a connecting region and a load-bearing region, said connecting region is connected to said adjustable fixed connecting region, and said load-bearing region is abutted to an end of said movable connecting region adjacent to said adjustable fixed connecting region.

7. The multipurpose weighing sensor of claim 5, wherein said tumbler accessory has a bearing arc surface at one end thereof adjacent to said bearing plug, said bearing arc surface abutting said bearing plug.

8. The multipurpose weighing sensor of any one of claims 5-7, wherein said multipurpose mounting hole is a through hole, and said load-bearing plug is provided with a mounting slot on a side thereof remote from the tumbler assembly.

9. A multipurpose weighing cell according to claim 3 wherein said variable height attachment comprises a connecting rod which is threadably connected to said adjustable attachment area.

10. The multipurpose load cell of claim 9, wherein the connecting rod is provided with a threaded fastener that abuts an end of the multipurpose mounting hole.