CN218512171U

CN218512171U - Dental floss stick intensity testing arrangement

Info

Publication number: CN218512171U
Application number: CN202222712092.9U
Authority: CN
Inventors: 郭鹏飞
Original assignee: INTERTEK TESTING SERVICES Ltd
Current assignee: INTERTEK TESTING SERVICES Ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-02-21
Anticipated expiration: 2032-10-14

Abstract

The utility model discloses a dental floss rod strength testing device, which comprises a fixed table, a supporting plate, a first centering clamp, a first adjusting bolt, a second centering clamp, a second adjusting bolt, a stand column and weights, wherein the fixed table is arranged at the top end of the stand column, more than two supporting plates are arranged on the fixed table in a vertical and parallel way; the supporting plate is provided with a vertical notch, a transverse notch, a vertical bolt hole and a transverse bolt hole, the vertical bolt hole is arranged on the top surface of the supporting plate, and the tail end of the vertical bolt hole is communicated with the vertical notch; the transverse bolt hole is arranged on the side surface of the support plate, and the tail end of the transverse bolt hole is communicated with the transverse notch; two ends of a sliding shaft of the first centering clamp are respectively connected with a first adjusting bolt, and the first adjusting bolt is arranged in a vertical bolt hole; and two ends of a sliding shaft of the second centering clamp are respectively connected with a second adjusting bolt, and the second adjusting bolt is arranged in the transverse bolt hole. The utility model relates to an it is ingenious, can control the inclination and the strong point of dental floss stick through adjusting first adjusting bolt and second adjusting bolt, satisfy various test demands.

Description

Dental floss stick intensity testing arrangement

Technical Field

The utility model relates to a dental floss stick intensity testing arrangement technical field.

Background

In order to ensure that the dental floss can play a normal effect in daily use and cannot hurt the oral cavity due to quality problems, so that the oral cavity is better cleaned and the oral cavity is kept sanitary, the quality of the dental floss is required to be detected.

For this reason, the applicant invented a dental floss durability testing device (patent application No. 202022432929.5), which comprises a motor, a motor control cabinet, a connecting rod, a bracket, a cross shaft, a clamp and a counterweight, wherein one end of the connecting rod is connected with an output shaft of the motor, and the other end of the connecting rod is connected with the cross shaft; the cross shaft is arranged on the support, the clamp is connected with one end of the cross shaft, the balance weight is fixed on the test dental floss when in use, and the motor control cabinet is electrically or signal-connected with the motor. The dental floss durability testing device is an automatic testing device, and the bending frequency of the main body material of the dental floss is controlled by adjusting the rotating speed of a rotating motor, namely, the circular motion of the motor is converted into the swinging motion of a clamp through a connecting rod mechanism. The device can set corresponding test cycle number according to different definitions of product quality grades, verifies the durability of products, effectively evaluates the quality of the dental floss brush and is very convenient to operate.

Due to the structural limitation, the whole dental floss can only swing left and right along with the clamp after being fixed, and the durability of the dental floss supporting material cannot be verified at the same time. In addition, the overall automation device is also relatively high in terms of field requirements and costs.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple, low-cost dental floss stick intensity testing arrangement to existing dental floss durability testing arrangement performance characteristic, and do not have the requirement to the test place.

In order to achieve the purpose, the utility model adopts the following technical proposal:

a dental floss rod strength testing device comprises a fixed table, a supporting plate, a first centering clamp, a first adjusting bolt, a second centering clamp, a second adjusting bolt, a stand column and weights, wherein the fixed table is arranged at the top end of the stand column, more than two supporting plates are vertically arranged on the fixed table in parallel; the supporting plate is provided with a vertical notch, a transverse notch, a vertical bolt hole and a transverse bolt hole, the vertical bolt hole is arranged on the top surface of the supporting plate, and the tail end of the vertical bolt hole is communicated with the vertical notch; the transverse bolt hole is arranged on the side surface of the support plate, and the tail end of the transverse bolt hole is communicated with the transverse notch; two ends of a sliding shaft of the first centering clamp are respectively connected with a first adjusting bolt, and the first adjusting bolt is arranged in a vertical bolt hole; two ends of a sliding shaft of the second centering clamp are respectively connected with a second adjusting bolt, and the second adjusting bolt is arranged in the transverse bolt hole; the first centering clamp and the second centering clamp are used for fixing a handle of the dental floss rod, and the weight 8 is hung on dental floss of the dental floss rod through a wire during testing.

Furthermore, the dental floss rod strength testing device further comprises a bottom plate, and the upright columns are arranged on the bottom plate and fixedly or movably connected with the bottom plate.

Furthermore, the first centering fixture and the second centering fixture have the same structure and consist of a sliding shaft and a pair of sliding sheets sleeved on the sliding shaft.

Further, the upper edge of the vertical notch and the upper edge of the transverse notch are on the same plane.

Furthermore, the length of the vertical notch is 2-8cm, and the length of the transverse notch is 1-5cm.

Further, the horizontal distance between the vertical notch and the transverse notch is not more than 2 cm.

Furthermore, the first adjusting bolt and the second adjusting bolt are both provided with T-shaped handles.

The utility model has the advantages that:

the utility model provides a dental floss rod strength testing device, design benefit, through adjusting first adjusting bolt and second adjusting bolt can control the inclination and the strong point of dental floss rod, carry out different tests; the specifications of the weights can also be selected from various models, so that various testing requirements are met.

The utility model provides a dental floss stick intensity testing arrangement is semi-automatization equipment, and the cost is very low, and manual operation is simple, also need not special maintenance.

In addition, the utility model discloses a design is very ingenious, and the structure is very simple, and is small, does not have the requirement on any condition support to the place, conveniently shifts the use.

The patent is further illustrated with reference to the figures and examples.

Drawings

Fig. 1 is a schematic view of an overall structure of a dental floss rod strength testing device provided by an embodiment of the present invention.

Fig. 2 is an enlarged schematic view of a supporting plate structure of the dental floss rod strength testing device provided by the embodiment of the invention.

Fig. 3 is a top view of a dental floss rod strength testing device provided by an embodiment of the present invention.

Description of the reference numerals:

1. fixing table

2. Supporting plate

201 vertical notch, 202 horizontal notch, 203 vertical bolt hole, 204 horizontal bolt hole

3 a first centering clamp, 4 a first adjusting bolt, 5 a second centering clamp and 6 a second adjusting bolt

7 upright posts, 8 weights, 9 bottom plates and 10 dental floss rod

The specific implementation mode is as follows:

it is to be understood that the specific embodiments described herein are merely illustrative of the principles of this patent and are not limiting of the principles of this patent which may be claimed. It should be noted that, for convenience of description, only a part of the structure related to the technical solution of the present patent is shown in the drawings, not the whole structure.

Before discussing exemplary embodiments in greater detail, it should be noted that the structures of the device components and/or the modules themselves mentioned in the embodiments, if not specified in detail, are those understood or commercially available products by those skilled in the art in light of the present disclosure.

Referring to fig. 1 and 2, the device for testing the strength of the dental floss rod provided by the embodiment includes a fixing table 1, a supporting plate 2, a first centering clamp 3, a first adjusting bolt 4, a second centering clamp 5, a second adjusting bolt 6, a column 7, a weight 8 and a bottom plate 9, wherein the fixing table 1 is arranged at the top end of the column 7, the column 7 is arranged on the bottom plate 9, and more than two supporting plates 2 are vertically arranged on the fixing table 1 in parallel; the supporting plate 2 is provided with a vertical notch 201, a transverse notch 202, a vertical bolt hole 203 and a transverse bolt hole 204, the vertical bolt hole 203 is arranged on the top surface of the supporting plate 2, and the tail end of the vertical bolt hole 203 is communicated with the vertical notch 201; the transverse bolt hole 204 is arranged on the side surface of the support plate 2, and the tail end of the transverse bolt hole is communicated with the transverse notch 202; two ends of a sliding shaft of the first centering clamp 3 are respectively connected with a first adjusting bolt 4, and the first adjusting bolt 4 is arranged in the vertical bolt hole 203; two ends of a sliding shaft of the second centering clamp 5 are respectively connected with a second adjusting bolt 6, and the second adjusting bolt 6 is arranged in the transverse bolt hole 204; the first centering clamp 3 and the second centering clamp 5 are used for fixing a handle of a dental floss rod, and the weight 8 is hung on a dental floss wire of the dental floss rod during testing.

The upright post 7 and the bottom plate 9 can be fixedly connected or movably connected, and can be folded and stored after the test is finished during the movable connection.

The first centering clamp 3 and the second centering clamp 5 can adopt the existing products sold in the market, and the fixed shaft ends are used for adjusting the positions after being connected by bolts. Preferably, the same structure is adopted, and the position is conveniently fixed and adjusted. The first centering fixture 3 and the second centering fixture 5 preferably have a connectable slide shaft and a pair of slide pieces which are conveniently clamped, are sleeved on the slide shaft in pairs, are separated to take a sample, and automatically clamp the test sample when being released.

The upper edges of the vertical notches 201 and the upper edges of the transverse notches 202 are kept on the same plane, so that two centering clamps can be conveniently adjusted to fix the dental floss at a horizontal position.

Considering the size of the dental floss stick product and the clamping mode, the length of the vertical notch 201 is set to be 2-8cm, and the length of the transverse notch 202 is set to be 1-5cm, so that the adjustment requirements in all directions can be met. The horizontal distance between the vertical notch 201 and the transverse notch 202 cannot be too large, and is preferably within the range of 2 cm.

For convenient operation, all set up T type handle on first adjusting bolt 4 and second adjusting bolt 6.

The first adjusting bolt 4 is rotated to move the height of the first centering clamp 3 up and down, and the second adjusting bolt 6 is rotated to horizontally adjust the position of the second centering clamp 5 back and forth. When the handle of the dental floss rod is fixed on the first centering fixture 3 and the second centering fixture 5, the orientation, the inclination angle, the supporting point and the like of the dental floss rod can be adjusted, and various strength tests can be carried out on the dental floss rod under the action of the gravity of the weight.

During testing, the dental floss rod handle is placed in the first concentric fixture and the second concentric fixture, the first adjusting bolt is rotated to adjust the dental floss rod to be horizontal, and then the second adjusting bolt is rotated to adjust the second concentric fixture to a testing point position required by standards. The test weight is hung at the central point of the length of the dental floss rod, loading is started, loading is kept for 10 seconds under the condition that no unexpected or sudden force is applied, and the test is passed.

The test point position is changed by rotating the first adjusting bolt and the second adjusting bolt, the test weight is loaded on the dental floss, the loading is kept for 10 seconds under the condition of not applying unexpected or sudden force, and the test is passed.

If the floss pulled out of the handle, broke or the load point shifted 10mm in the load direction during the test, the test was finished.

The dental floss rod strength testing device provided by the embodiment tests the bearing strength of the dental floss rod, and the strength grade can be changed by adjusting the weight of the weight. Although the device is a set of semi-automatic testing device, the device also meets the requirements of repeatability and reproducibility of the test, and has the advantages of simple structure and operation, safety, reliability, low cost and small occupied area.

Claims

1. A dental floss stick intensity testing arrangement which characterized in that: the device comprises a fixed table (1), a support plate (2), a first centering clamp (3), a first adjusting bolt (4), a second centering clamp (5), a second adjusting bolt (6), a stand column (7) and weights (8), wherein the fixed table (1) is arranged at the top end of the stand column (7), more than two support plates (2) are vertically arranged on the fixed table (1) in parallel; the supporting plate (2) is provided with a vertical notch (201), a transverse notch (202), a vertical bolt hole (203) and a transverse bolt hole (204), the vertical bolt hole (203) is arranged on the top surface of the supporting plate (2), and the tail end of the vertical bolt hole is communicated with the vertical notch (201); the transverse bolt hole (204) is arranged on the side surface of the support plate (2), and the tail end of the transverse bolt hole is communicated with the transverse notch (202); two ends of a sliding shaft of the first centering clamp (3) are respectively connected with a first adjusting bolt (4), and the first adjusting bolt (4) is arranged in the vertical bolt hole (203); two ends of a sliding shaft of the second centering clamp (5) are respectively connected with a second adjusting bolt (6), and the second adjusting bolt (6) is arranged in the transverse bolt hole (204); the first centering clamp (3) and the second centering clamp (5) are used for fixing a dental floss rod handle, and the weight (8) is hung on dental floss of the dental floss rod through a wire during testing.

2. A dental floss bar strength testing apparatus as defined in claim 1, wherein: the first centering fixture (3) and the second centering fixture (5) are identical in structure and are composed of a sliding shaft and a pair of sliding sheets sleeved on the sliding shaft.

3. A dental floss bar strength testing apparatus as defined in claim 1, wherein: the upper edge of the vertical notch (201) and the upper edge of the transverse notch (202) are on the same plane.

4. A dental floss bar strength testing apparatus as defined in claim 1, wherein: the length of the vertical notch (201) is 2-8cm.

5. A dental floss bar strength testing apparatus as defined in claim 1, wherein: the length of the transverse notch (202) is 1-5cm.

6. A dental floss bar strength testing apparatus as defined in claim 1, wherein: the horizontal distance between the vertical notch (201) and the transverse notch (202) is not more than 2 cm.

7. The dental floss bar strength testing apparatus as set forth in claim 1, wherein: and T-shaped handles are arranged on the first adjusting bolt (4) and the second adjusting bolt (6).

8. A dental floss bar strength testing apparatus as claimed in any one of claims 1 to 7, wherein: the novel vertical column is characterized by further comprising a bottom plate (9), wherein the vertical column (7) is arranged on the bottom plate (9) and is fixedly or movably connected with the bottom plate (9).