CN219161432U

CN219161432U - Weighing scale calibrating device

Info

Publication number: CN219161432U
Application number: CN202223540635.XU
Authority: CN
Inventors: 韦丽芸; 黄伟
Original assignee: GUANGXI ZHUANG AUTONOMOUS REGION INSTITUTE OF METROLOGY & TEST; Dahua Yao Autonomous County Metrological Verification And Testing Institute
Current assignee: GUANGXI ZHUANG AUTONOMOUS REGION INSTITUTE OF METROLOGY & TEST; Dahua Yao Autonomous County Metrological Verification And Testing Institute
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-09
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a weight scale calibrating device, which comprises a bearing seat: three side cavities are formed in the bottom of the surface of the bearing seat, an inner cavity of each side cavity is fixedly connected with a shaft rod, a rotating block is connected to the surface of each shaft rod in a rotating mode, supporting legs are fixedly connected to the bottom of each rotating block, the inner cavity of each side cavity is fixedly connected with a supporting block which is supported on one side of each supporting leg, and a threaded sleeve is connected to the center of the top of the bearing seat in a rotating mode. According to the utility model, the electronic scale is arranged among the three supporting legs, the manual driving assembly is operated to enable the threaded sleeve to rotate, the threaded column, the pressure sensor and the base plate to move downwards, the base plate is enabled to be in contact with the weight scale, then the electronic scale continues to rotate, the base plate is enabled to be pressed on the weight scale, the digital display screen can display the pressure number received by the pressure sensor, and then the digital display screen can be compared with the numerical value on the weight scale, when the electronic scale is not used, the three supporting legs can be mutually closed, the occupied space is reduced, and the electronic scale is convenient to carry.

Description

Weighing scale calibrating device

Technical Field

The utility model belongs to the technical field of calibrating devices, and particularly relates to a weighing scale calibrating device.

Background

The body weight scale mainly plays a role in its essential use, can accurately weigh the body weight of a human body, and reflects the weight control condition for a certain period of time through daily weight change, and the weight control is the basis of health management.

The publication number of the document is: the utility model discloses a weighing scale measurement detection device in CN216925785U relates to measurement calibrating device field, including base, a plurality of support column, roof, weighing scale, lift fine setting mechanism, pressure sensor, backing plate, base, support column, roof link to each other from bottom to top in proper order, lift fine setting mechanism sets up on the roof, lift fine setting mechanism can drive pressure sensor and go up and down, the backing plate sets up the bottom at pressure sensor, the weighing scale is placed on the base, the backing plate corresponds from top to bottom with the weighing scale. Before measurement, resetting the value of the pressure sensor, placing the weighing scale on a base, controlling a backing plate at the bottom of the pressure sensor to descend to contact the weighing scale through a lifting fine-tuning mechanism, applying pressures of different detection points to the weighing scale, and determining the error of the weighing scale by comparing the values of the pressure sensor and the weighing scale; in the above-mentioned document, though can measure the detection to the weighing scale, but in-service use's process, measurement calibration detection device overall structure occupation space is great, and its overall structure is comparatively complicated moreover, and the cost of manufacture is higher, and transportation and carrying are all comparatively inconvenient.

Disclosure of Invention

The utility model aims to provide a weighing scale calibrating device which has the advantages of simple structure and portability and is used for solving the background technical problem.

The technical scheme for solving the technical problems is as follows: a weight scale calibration device, comprising a bearing seat: three side cavities are formed in the bottom of the surface of the bearing seat, an inner cavity of each side cavity is fixedly connected with a shaft rod, a rotating block is connected to the surface of each shaft rod in a rotating mode, supporting legs are fixedly connected to the bottom of each rotating block, the inner cavity of each side cavity is fixedly connected to a supporting block on one side of each supporting leg in a supporting mode, a threaded sleeve is rotationally connected to the center of the top of the bearing seat, a threaded column penetrating through the bottom of the bearing seat is connected to the inner cavity of each threaded sleeve in a threaded mode, a pressure sensor is fixedly connected to the bottom of each threaded column, a digital display screen is mounted on one side of the top of each pressure sensor, a base plate is fixedly connected to the bottom of each pressure sensor, a protective shell is arranged on the surface of each threaded column in a connecting sleeve in a fixed mode, and a manual driving assembly is arranged between each protective shell and each threaded sleeve.

Preferably, a perforation for the threaded column to pass through is formed at the top of the protective shell.

Preferably, the two sides of the inner cavity of the perforation are fixedly connected with sliding blocks, and sliding grooves sliding in the inner cavity of the sliding blocks are formed in the two sides of the surface of the threaded column.

Preferably, the manual driving assembly comprises a first bevel gear fixedly connected to the surface of the threaded sleeve, a rotating rod extending to the inner cavity of the protective shell is arranged on the right side of the protective shell in a penetrating mode, the rotating rod is rotationally connected with the protective shell, a second bevel gear is located at one end of the inner cavity of the protective shell, and the second bevel gear is meshed with the first bevel gear.

Preferably, the right end of the rotating rod is fixedly connected with a hand wheel.

Preferably, the bottom of the supporting leg is fixedly connected with an anti-slip rubber sleeve.

1. The beneficial effects of the utility model are as follows: according to the utility model, the electronic scale is arranged among the three supporting legs, the manual driving assembly is operated to enable the threaded sleeve to rotate, the threaded column, the pressure sensor and the base plate to move downwards, the base plate is enabled to be in contact with the weight scale, then the electronic scale continues to rotate, the base plate is enabled to be pressed on the weight scale, the digital display screen can display the pressure number received by the pressure sensor, and then the digital display screen can be compared with the numerical value on the weight scale, when the electronic scale is not used, the three supporting legs can be mutually closed, the occupied space is reduced, and the electronic scale is convenient to carry.

2. According to the utility model, through the cooperation of the sliding block and the sliding groove, the sliding groove can move on the surface of the sliding block in the moving process of the threaded column, so that the threaded column is limited and guided, the threaded column is effectively prevented from rotating along with the rotation of the threaded sleeve, and the moving stability of the threaded column is improved.

3. According to the utility model, through the arrangement of the anti-skid rubber sleeve, the anti-skid rubber sleeve is contacted with the ground, so that the stability of the contact between the supporting legs and the ground is ensured, and the situation that the supporting legs slide in the unfolded state is avoided.

Drawings

Wherein:

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

fig. 2 is a schematic perspective view of an embodiment of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. the device comprises a bearing seat, 2, a side cavity, 3, a shaft lever, 4, a rotating block, 5, a supporting leg, 6, a supporting block, 7, a thread sleeve, 8, a thread post, 9, a pressure sensor, 10, a digital display screen, 11, a backing plate, 12, a protective shell, 13, a manual driving component, 131, a first bevel gear, 132, a rotating rod, 133, a second bevel gear, 134, a hand wheel, 14, a perforation, 15, a sliding block, 16, a sliding chute, 17 and an anti-skid rubber sleeve.

Detailed Description

Hereinafter, an embodiment of the weight scale calibration device of the present utility model will be described with reference to the drawings.

Embodiment one:

fig. 1-2 show a weight scale calibration device according to an embodiment of the present utility model, which includes a load bearing base 1: three side cavities 2 have been seted up to the bottom of bearing seat 1 surface, the inner chamber fixedly connected with axostylus axostyle 3 of side cavities 2, the surface rotation of axostylus axostyle 3 is connected with commentaries on classics piece 4, the bottom fixedly connected with supporting leg 5 of commentaries on classics piece 4, the bottom fixedly connected with anti-skidding gum cover 17 of supporting leg 5, through the setting of anti-skidding gum cover 17, anti-skidding gum cover 17 and ground contact, the stability of supporting leg 5 and ground contact has been guaranteed, the condition that the supporting leg 5 expansion state appears gliding has been avoided, the inner chamber fixed connection of side cavities 2 supports piece 6 in supporting leg 5 one side, the center department rotation at bearing seat 1 top is connected with thread bush 7, the inner chamber threaded connection of thread bush 7 has the screw thread post 8 that runs through to bearing seat 1 bottom, the bottom fixedly connected with pressure sensor 9 of thread bush 7, the digital display screen 10 is installed to one side at pressure sensor 9 top, the bottom fixedly connected with backing plate 11 of pressure sensor 9, the top fixed adapter sleeve of bearing seat 1 is established at the protecting shell 12 on screw post 8 surface, the top of protecting shell 12 has been seted up and has been supplied the perforation 14 that screw post 8 passed, the both sides of perforation 14 inner chamber 15 all fixedly connected with slider 8, the inner chamber 15 has been provided with the manual drive runner assembly between the screw thread post 13 and the inner chamber 13.

Embodiment two:

fig. 1-2 show a weight scale calibration device according to an embodiment of the present utility model, which includes a load bearing base 1: three side cavities 2 are formed in the bottom of the surface of the bearing seat 1, an inner cavity of each side cavity 2 is fixedly connected with a shaft rod 3, the surface of each shaft rod 3 is rotationally connected with a rotating block 4, the bottom of each rotating block 4 is fixedly connected with a supporting leg 5, the inner cavity of each side cavity 2 is fixedly connected with a supporting block 6 which is supported on one side of each supporting leg 5, a threaded sleeve 7 is rotationally connected at the center of the top of each bearing seat 1, the inner cavity of each threaded sleeve 7 is in threaded connection with a threaded column 8 which penetrates through the bottom of the corresponding bearing seat 1, a pressure sensor 9 is fixedly connected with the bottom of each threaded column 8, a digital display screen 10 is mounted on one side of the top of each pressure sensor 9, a base plate 11 is fixedly connected with the bottom of each pressure sensor 9, a top fixing sleeve of the bearing seat 1 is arranged on a protecting shell 12 on the surface of the corresponding threaded column 8, a manual driving assembly 13 is arranged between the protecting shell 12 and the corresponding threaded sleeve 7, each manual driving assembly 13 comprises a first bevel gear 131 fixedly connected to the surface of the corresponding threaded sleeve 7, a second bevel gear 132 which extends to the inner cavity of the protecting shell 12 is rotationally connected with the corresponding protecting shell 12, a second bevel gear 132 is located at one end of the inner cavity of the protecting shell 12, a corresponding bevel gear 132 is fixedly connected with the corresponding right end of the protecting shell 133, the bevel gear 132 is meshed with the right end of the bevel gear 131, and the first bevel gear 132 is fixedly connected with the bevel gear 131 with the bevel gear 132.

Working principle: when the electronic weighing scale is used, a user places the weighing scale on the ground, then expands the supporting legs 5 outwards, the rotating block 4 is abutted against the abutting block 6, the electronic weighing scale is located between the three supporting legs 5, the hand wheel 134 is rotated, the rotating rod 132 drives the bevel gear II 133 to rotate, the threaded sleeve 7 is rotated by the cooperation of the bevel gear II 133 and the bevel gear I131, the threaded column 8 moves downwards under the cooperation of the sliding block 15 and the sliding groove 16, the pressure sensor 9 and the backing plate 11 move downwards, the backing plate 11 is in contact with the weighing scale, then the rotation is continued, the backing plate 11 is pressed on the weighing scale, the digital display screen 10 can display the pressure number born by the pressure sensor 9, and then the numerical comparison is completed with the weighing scale, and when the electronic weighing scale is not used, the three supporting legs 5 can be mutually close, the occupied space is reduced, and the electronic weighing scale is convenient to carry.

To sum up: this weighing scale calibrating device is located between three supporting legs 5 through the electronic scale, and operation manual drive assembly 13 makes thread bush 7 rotate, and then makes screw thread post 8, pressure sensor 9 and backing plate 11 downwardly moving for backing plate 11 and weighing scale contact, continue to rotate then, make backing plate 11 press on the weighing scale, digital display screen 10 can show the pressure figure that pressure sensor 9 received, again with the numerical comparison on the weighing scale can, when not using, can draw close three supporting legs 5 each other, reduce occupation space, conveniently carry.

Claims

1. The weighing scale calibrating device is characterized by comprising a bearing seat (1): three side chamber (2) have been seted up to the bottom of bearing seat (1) surface, the inner chamber fixedly connected with axostylus axostyle (3) of side chamber (2), the surface rotation of axostylus axostyle (3) is connected with commentaries on classics piece (4), the bottom fixedly connected with supporting leg (5) of commentaries on classics piece (4), the inner chamber fixedly connected with of side chamber (2) supports piece (6) in supporting leg (5) one side, the center department rotation at bearing seat (1) top is connected with thread bush (7), the inner chamber threaded connection of thread bush (7) has screw thread post (8) that run through to bearing seat (1) bottom, the bottom fixedly connected with pressure sensor (9) of screw thread post (8), digital display screen (10) are installed to one side at pressure sensor (9) top, the bottom fixedly connected with backing plate (11) of pressure sensor (9), the top fixedly connected with adapter sleeve of bearing seat (1) is established in protecting crust (12) on screw thread post (8) surface, be provided with between protecting crust (12) and thread bush (7) manual drive subassembly (13).

2. A weighing scale calibration device according to claim 1, characterized in that the top of the protective housing (12) is provided with perforations (14) through which the threaded studs (8) pass.

3. The weighing scale calibrating device according to claim 2, wherein two sides of the inner cavity of the through hole (14) are fixedly connected with sliding blocks (15), and two sides of the surface of the threaded column (8) are provided with sliding grooves (16) sliding in the inner cavity of the sliding blocks (15).

4. A weighing scale calibration device according to claim 3, wherein the manual driving assembly (13) comprises a first bevel gear (131) fixedly connected to the surface of the threaded sleeve (7), a rotating rod (132) extending to the inner cavity of the protective shell (12) is arranged on the right side of the protective shell (12) in a penetrating mode, the rotating rod (132) is rotatably connected with the protective shell (12), the rotating rod (132) is located at a second bevel gear (133) at one end of the inner cavity of the protective shell (12), and the second bevel gear (133) is meshed with the first bevel gear (131).

5. The weighing scale calibrating apparatus according to claim 4, wherein the right end of the rotating rod (132) is fixedly connected with a hand wheel (134).

6. The weighing scale calibrating device according to claim 5, characterized in that the bottom of the supporting leg (5) is fixedly connected with an anti-slip rubber sleeve (17).