CN213336428U

CN213336428U - Electronic balance damping device

Info

Publication number: CN213336428U
Application number: CN202021736688.7U
Authority: CN
Inventors: 周银城
Original assignee: Hainan Zhongke Expo Technology Development Co ltd
Current assignee: Luannan Zisheng Bioengineering Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-06-01
Anticipated expiration: 2030-08-19

Abstract

The application discloses an electronic balance damping device, which relates to the technical field of experimental equipment and comprises a balance support frame, a damping spring device, an air bag damping rod, a base and a damping clapboard; the damping spring device is connected with the bottom of the balance support frame, the bottom of the damping spring device is fixedly connected with the damping partition plate, the bottom of the damping partition plate is connected with the air bag shock absorption rod, and the bottom of the air bag shock absorption rod is connected with the base. Reach multistage absorbing effect through different shock-absorbing structure, to the great outdoor environment of vibrations, especially in the workshop, reduced around personnel's the influence of walking about, the change of environment to electronic balance's weighing result, solve current damping device and just carry out the shock attenuation through the simple damping spring of installation, the shock attenuation effect is not obvious technical problem.

Description

Electronic balance damping device

Technical Field

The application relates to the technical field of experimental equipment, in particular to an electronic balance damping device.

Background

The electronic balance is easy to be interfered by environment to influence the weighing precision in the using process, the balance damping device is a basic matched experimental device which is specially designed aiming at experiments with high precision requirements and interference resistance and has stronger damping effect, and can control the interference in use when various devices vibrate, the interference in use when road vehicles and the ground are rubbed and vibrated, the interference in use when the earth naturally moves and the interference in use when the weather naturally changes, thereby ensuring the accuracy of the weighed materials in the experimental process.

Among the prior art, balance damping device is mainly applicable to the less laboratory environment of vibrations, and to the great outdoor environment of vibrations, especially in the workshop, current damping device only carries out the shock attenuation through the simple damping spring of installation, and the shock attenuation effect is not obvious.

SUMMERY OF THE UTILITY MODEL

The application provides an electronic balance damping device for solve current damping device and only carry out the shock attenuation through the simple damping spring of installation, the shock attenuation effect is obscure technical problem.

In view of the above, the present application provides a damping device for an electronic balance, which is characterized by comprising a balance support frame, a damping spring device, an air bag damping rod, a base and a damping clapboard; the damping spring device is connected with the bottom of the balance support frame, the bottom of the damping spring device is fixedly connected with the damping partition plate, the bottom of the damping partition plate is connected with the top of the air bag shock absorption rod, and the bottom of the air bag shock absorption rod is connected with the base.

Optionally, a first damping layer is arranged at the bottom of the base, and the first damping layer is a rubber damping layer, a polyurethane damping layer or a silica gel damping layer.

Optionally, the damping spring device comprises a sliding cylinder, a sliding column, a damping spring, a bearing plate, an I-shaped bracket and a buffer plate; the top of the sliding column is fixedly connected with the bearing plate, the bottom of the sliding column is embedded into the sliding cylinder and is in sliding connection with the sliding cylinder, and the inner side of the sliding column is connected with the damping spring through the I-shaped bracket; the sliding cylinder is fixed on the buffer plate, the bottom end of the damping spring is connected with the buffer plate, and the top end of the damping spring is connected with the I-shaped support.

Optionally, the number of damping spring devices is more than two.

Optionally, the method further comprises: an air bag mounting groove; the gasbag mounting groove sets up at the base top, and gasbag shock absorber pole bottom is connected with the base through gasbag mounting groove.

Optionally, the size of the air bag mounting groove is larger than the size of the balance support frame.

Optionally, the size of the shock absorbing spacer is smaller than the size of the airbag mounting groove.

Optionally, a second shock absorbing layer is arranged at the bottom of the balance support frame.

Optionally, a positioning groove is arranged on the top of the balance support frame.

Optionally, the second shock absorbing layer is a rubber shock absorbing layer, a polyurethane shock absorbing layer or a silica gel shock absorbing layer.

According to the technical scheme, the embodiment of the application has the following advantages:

the application provides an electronic balance damping device which comprises a balance support frame, a damping spring device, an air bag damping rod, a base and a damping clapboard; the damping spring device is connected with the bottom of the balance support frame, the bottom of the damping spring device is fixedly connected with the damping partition plate, the bottom of the damping partition plate is connected with the top of the air bag shock absorption rod, and the bottom of the air bag shock absorption rod is connected with the base. According to the electronic balance damping device, when the device is vibrated in the vertical direction, the base performs primary low-frequency damping treatment on the vibration; the air bag shock-absorbing rod and the shock-absorbing spring device respectively carry out the second-level shock-absorbing treatment and the third-level shock-absorbing treatment on the shock. The balance support frame is used for placing a balance, and a damping clapboard is arranged between the air bag shock absorption rod and the damping spring device and used for enabling the two devices to be connected more stably. Consequently, the electronic balance damping device that this application provided reaches multistage absorbing effect through different shock-absorbing structure, reduces around personnel's the influence of walking about, the change of environment to electronic balance weighing result, has solved current damping device and has just carried out the shock attenuation through installing simple damping spring, and the shock attenuation effect is not obvious technical problem.

Drawings

Fig. 1 is a schematic structural view of a damping device of an electronic balance provided in an embodiment of the present application;

fig. 2 is a schematic structural view of a damping spring device of an electronic balance damping device provided in an embodiment of the present application;

FIG. 3 is a schematic structural view of an airbag shock-absorbing rod of the shock-absorbing device of the electronic balance provided in the embodiment of the present application;

FIG. 4 is a top view of the positions of the airbag shock-absorbing rods in the airbag mounting grooves of the shock-absorbing device of the electronic balance provided in the embodiment of the present application;

wherein the reference numerals are:

1. a balance support frame; 2. a damping spring device; 3. an air bag shock absorbing rod; 4. a base; 5. a shock-absorbing spacer plate; 6. a positioning groove; 7. a slide cylinder; 8. a traveler; 9. a damping spring; 10. a bearing plate; 11. a buffer plate; 12. an air bag mounting groove; 13. a second shock-absorbing layer; 14. an I-shaped bracket; 15. a first shock absorbing layer.

Detailed Description

In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless explicitly stated or limited otherwise; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.

Example 1

For easy understanding, referring to fig. 1 to 4, the present application provides an embodiment of a damping device for an electronic balance, including: the balance comprises a balance support frame 1, a damping spring device 2, an air bag shock absorption rod 3, a base 4 and a damping clapboard 5; damping spring device 2 is connected with 1 bottom of balance support frame, damping spring device 2 bottom and 5 fixed connection of shock attenuation baffle, and 3 tops of gasbag shock attenuation pole are connected to 5 bottoms of shock attenuation baffle, and base 4 is connected to 3 bottoms of gasbag shock attenuation pole.

It should be noted that the balance support frame 1 and the shock absorbing partition plate 5 can be in a cube, a cuboid or other shapes, and the shock absorbing air bag inside the air bag shock absorbing rod 3 can be selected as a colloid shock absorbing air bag. In the embodiment of the present application, when the device is subjected to vibration, the base 4 performs a first-level low-frequency damping process on the vibration applied to the device. The aftershock after passing through the base 4 is subjected to the second-level shock absorption treatment through the air bag shock absorption rod 3, and the aftershock after passing through the air bag shock absorption rod 3 is subjected to the third-level shock absorption treatment through the shock absorption spring device 2. In order to make the connection of the airbag shock rod 3 and the damping spring device 2 more stable, a damping spacer 5 is provided between the two devices, and the airbag shock rod 3 and the damping spring device 2 are mainly used to reduce high-frequency vibration. The top of the damping spring device 2 is provided with a balance support frame 1 for placing a balance.

The embodiment of the application provides a pair of electronic balance damping device reaches multistage absorbing effect through different shock-absorbing structure, has solved current damping device and has just carried out the shock attenuation through the simple damping spring of installation, and the shock attenuation effect is not obvious technical problem.

Example 2

As a further modification to embodiment 1, a first shock absorbing layer 15 is provided on the bottom of the base 4. Rubber buffer layer, polyurethane buffer layer or silica gel buffer layer can be selected to the buffer layer, can preferably be rubber buffer layer, and rubber buffer layer possesses the change little, tensile big and advantage such as elongation is long when being destroyed to further strengthen electronic balance damping device's shock attenuation effect. The number of the base 4 is four or more. The stability of the damping device of the electronic balance is improved through the number of the bases.

Example 3

As a further improvement to

embodiment

1 or 2, the damping spring device 2 in the embodiment of the present application may include a sliding cylinder 7, a sliding column 8, a damping spring 9, a bearing plate 10, an i-shaped bracket 14, and a buffer plate 11, where the top of the sliding column 8 is fixedly connected to the bearing plate 10, the bottom of the sliding column 8 is embedded into the sliding cylinder 7 and slidably connected to the sliding cylinder 7, and the inner side of the sliding column 8 is connected to the damping spring 9 through the i-shaped bracket 14; the sliding cylinder 7 is fixed on a buffer plate 11, the bottom end of the damping spring 9 is connected with the buffer plate 11, and the top end of the damping spring 9 is connected with an I-shaped support 14. In one embodiment, the number of damping spring means 2 is more than two.

The number of the slide cylinders 7 and the number of the slide columns 8 are two or more. The vibration is transmitted to the buffer plate 11 through the air bag shock absorption rod 3, the shock is absorbed through the shock absorption spring 9, and the aftershock is transmitted to the I-shaped support 14 for secondary shock absorption. Damping spring 9 installs inside smooth section of thick bamboo 7, and smooth section of thick bamboo 7 plays limiting displacement to damping spring 9 through traveller 8 for damping spring 9 can only do the flexible of vertical direction, can not produce after receiving the transverse force and rock about. When the number of the damping spring devices 2 is increased to more than two, the damping effect of the damping device 2 of the electronic balance is better. The damping spring device of the embodiment not only reduces the high-frequency vibration received by the damping device of the electronic balance, but also limits the vibration in the left and right directions received by the device, and ensures the stability of the device.

Example 4

As a further improvement to the above embodiment, in the embodiment of the present application, an air bag installation groove 12 may be further disposed at the top of the base 4, and the bottom of the air bag shock absorbing rod 3 is connected to the base 4 through the air bag installation groove 12. In one embodiment, as shown in fig. 1, the size of the airbag mounting groove 12 can be set larger than the size of the balance support frame 1, and the size of the shock-absorbing partition 5 is smaller than the size of the mounting groove 12.

The airbag cushion rods 3 are uniformly distributed in the airbag mounting groove 12, the number of the airbag cushion rods 3 is four or more, and as shown in fig. 4, 8 airbag cushion rods 3 are arrayed in the airbag mounting groove 12. Each airbag shock-absorbing rod 3 absorbs the shock received by the device, and if the number of the airbag shock-absorbing rods 3 is larger, the shock received by each airbag shock-absorbing rod 3 is smaller, and the better the shock-absorbing effect is. The air bag installation groove 12 has a large size, and plays a role in buffering and absorbing shock transmitted from the base 4. The damping partition plate 5 is not directly connected with the air bag mounting groove 12, so that the vibration borne by the air bag mounting groove 12 is prevented from being directly transmitted to the damping partition plate 5, and the damping effect of the device is reduced.

Example 5

As a further improvement to the above embodiment, in the embodiment of the present application, a second shock absorption layer 13 may be disposed at the bottom of the balance support frame 1, and a positioning groove 6 is disposed at the top of the balance support frame, where the shock absorption layer 13 may be a rubber shock absorption layer, a polyurethane shock absorption layer, or a silica gel shock absorption layer.

It should be noted that the balance support 1 may be a solid structure. The second shock absorbing layer 13 is connected with the bearing plate 10 and absorbs the upward vibration transmitted by the bearing plate for low frequency shock absorption. The positioning groove 6 is used for placing a bottom support of the electronic balance, mainly plays a positioning role, and avoids the electronic balance from shifting due to the change of the external environment.

The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims

1. A damping device of an electronic balance is characterized by comprising a balance support frame, a damping spring device, an air bag damping rod, a base and a damping clapboard;

the damping spring device is connected with the bottom of the balance support frame, the bottom of the damping spring device is fixedly connected with the damping partition plate, the bottom of the damping partition plate is connected with the top of the air bag shock absorption rod, and the bottom of the air bag shock absorption rod is connected with the base.

2. The electronic balance damping device according to claim 1, wherein a first damping layer is arranged at the bottom of the base, and the first damping layer is a rubber damping layer, a polyurethane damping layer or a silica gel damping layer.

3. The electronic balance damping device according to claim 1, wherein the damping spring device comprises a slide cylinder, a slide column, a damping spring, a bearing plate, an I-shaped bracket and a buffer plate;

the sliding column top is fixedly connected with the bearing plate, the sliding cylinder is embedded into the bottom of the sliding column and is in sliding connection with the sliding cylinder, the inner side of the sliding column is connected with the damping spring through the I-shaped support, the sliding cylinder is fixed on the buffer plate, the bottom end of the damping spring is connected with the buffer plate, and the top end of the damping spring is connected with the I-shaped support.

4. The electronic balance shock-absorbing device according to claim 1, wherein the number of the shock-absorbing spring devices is two or more.

5. The electronic balance damping device according to claim 1, further comprising: an air bag mounting groove;

the air bag mounting groove is formed in the top of the base, and the bottom of the air bag shock absorption rod is connected with the base through the air bag mounting groove.

6. The electronic balance shock-absorbing device according to claim 5, wherein the size of the air bag mounting groove is larger than that of the balance support frame.

7. The electronic balance shock-absorbing device according to claim 5, wherein the size of the shock-absorbing spacer is smaller than the size of the airbag mounting groove.

8. The electronic balance damping device according to claim 1, wherein a second damping layer is provided on the bottom of the balance support frame.

9. The electronic balance shock absorbing device according to claim 1, wherein a positioning groove is provided on the top of the balance support.

10. The electronic balance damping device according to claim 8, wherein the second damping layer is a rubber damping layer, a polyurethane damping layer or a silica gel damping layer.