Balance weight adjustable base for mass frequency modulation damper

Abstract

The utility model belongs to the technical field of mass frequency modulation dampers, and particularly relates to a counterweight-adjustable base for a mass frequency modulation damper, which adopts the following scheme that the counterweight-adjustable base comprises a top plate; the number of the dampers is four, and the four dampers are fixedly installed at the bottom of the top plate. The base is fixedly mounted at the bottoms of the four dampers; the number of the reset springs is four, the tops and the bottoms of the four reset springs are fixedly connected with the top plate and the base correspondingly, and the four reset springs are arranged on the outer sides of the four dampers in a sleeving mode correspondingly; the positioning mechanism is matched with the control mechanism; the counterweight mechanism comprises a shell and a counterweight block; according to the damper, the control frame is pushed at the bottom of the shell, the control frame can open the door plate, the door plate can open the shell, the balancing weight on the inner side of the shell is adjusted, the balancing weight of the damper can be adjusted, and the damper is convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to mass frequency modulation damper technical field especially relates to a mass frequency modulation damper counterweight adjustable base. BACKGROUND

[0002] Frequency modulation mass damper is mainly composed of reset spring, damper and mass block, generally supports or hangs on structure, and the main structure form of frequency modulation mass damper is divided into two kinds of resisting vertical vibration and resisting horizontal vibration;

[0003] The existing frequency modulation mass damper is inconvenient to adjust the counterweight block of the frequency modulation mass damper in the use process, and cannot adapt to various use environments, therefore, the utility model provides a mass frequency modulation damper counterweight adjustable base for solving the above problems. UTILITY MODEL CONTENT

[0004] The utility model discloses a mass frequency modulation damper counterweight adjustable base, which is used to solve the problem that the existing frequency modulation mass damper is inconvenient to adjust the counterweight block of the frequency modulation mass damper in the use process and cannot adapt to various use environments.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A mass frequency modulation damper counterweight adjustable base, comprising

[0007] A top plate;

[0008] A damper, the number of the damper is four, and the four dampers are fixedly installed at the bottom of the top plate;

[0009] A base, the base is fixedly installed at the bottom of the four dampers;

[0010] Reset springs, the number of the reset springs is four, and the top and bottom of the four reset springs are fixedly connected with the top plate and the base respectively, and the four reset springs are respectively sleeved on the outer sides of the four dampers;

[0011] A positioning mechanism and a control mechanism, the positioning mechanism cooperates with the control mechanism;

[0012] A counterweight mechanism, the counterweight mechanism comprises an outer shell and a counterweight block;

[0013] The outer shell is fixedly installed at the bottom of the top plate, and the outer side of the counterweight block is in sliding contact with the inner wall of the outer shell.

[0014] As a preferred scheme of the utility model, the positioning mechanism comprises a door plate, an extension rod and a driving frame.

[0015] The door plate is slidably connected to the front side of the shell, the bottom of the door plate is rotatably connected to the telescopic rod, the telescopic rod is rotatably connected to the bottom of the shell, and the telescopic rod is fixedly connected to the driving frame.

[0016] As a preferred scheme of the utility model, the control mechanism comprises a sliding frame, a positioning spring, a fixed block, a driving rod, a pushing rod and a control frame.

[0017] The sliding frame is slidably connected to the bottom of the shell, the sliding frame is fixedly connected to the positioning spring, the positioning spring is fixedly connected to the fixed block, the fixed block is fixedly installed at the bottom of the shell, the driving frame is fixedly connected to the driving rod, the driving rod is rotatably connected to the pushing rod, the pushing rod is rotatably connected to the control frame, and the control frame is slidably connected to the front bottom of the shell.

[0018] As a preferred scheme of the utility model, the top of the sliding frame is fixedly installed with symmetrically arranged round blocks, the number of the round blocks is two, and the outer sides of the two round blocks are slidably connected to the inner walls of the two driving frames.

[0019] As a preferred scheme of the utility model, the bottom front side of the shell is provided with a horizontal sliding groove, and the rear side of the control frame is slidably connected to the inner wall of the horizontal sliding groove.

[0020] As a preferred scheme of the utility model, the side, where the two door plates are close to each other, is fixedly installed with a plurality of positioning blocks arranged at equal intervals, the front side of the counterweight block is fixedly installed with limiting blocks arranged in a matrix, and the limiting blocks are in sliding contact with the positioning blocks.

[0021] Beneficial effects:

[0022] 1. After the door plate is attached to the counterweight block, the door plate can block the movement of the counterweight block on the inner side of the shell, so that the counterweight block is installed on the inner side of the shell, and the counterweight block is stably used.

[0023] 2. After the control frame is pushed, the control frame can push the pushing rod, the pushing rod pushes the driving rod and the sliding frame to move, so that the sliding frame can move on the bottom of the shell, the return spring is compressed, and the two round blocks are slid on the inner wall of the driving frame, the two telescopic rods are separated, the top of the two telescopic rods is away from each other, the two door plates are driven to be away from each other on the front side of the shell, and the two door plates can open the shell, so that the counterweight block is added or reduced on the inner side of the shell.

[0024] In the utility model: the control frame can open the door plate by pushing the control frame on the bottom of the shell, so that the door plate can open the shell, the counterweight block on the inner side of the shell is adjusted, and the counterweight block of the damper can be adjusted, so that the damper is convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a front view three-dimensional drawing of the utility model.

[0026] Figure 2 The side view enlarged three-dimensional view of the utility model;

[0027] Figure 3 The bottom view sectional three-dimensional view of the utility model;

[0028] Figure 4 The counterweight three-dimensional view of the utility model.

[0029] In the figure: 1, top plate; 2, damper; 3, reset spring; 4, base; 5, shell; 6, counterweight; 7, door plate; 8, telescopic rod; 9, driving frame; 10, sliding frame; 11, positioning spring; 12, fixed block; 13, driving rod; 14, push rod; 15, control frame. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0031] EMBODIMENT

[0032] WITH REFERENCE Figures 1-4 A counterweight adjustable base for mass frequency modulation damper, including top plate 1;

[0033] Damper 2, the number of damper 2 is four, four dampers 2 are all fixedly installed at the bottom of top plate 1;

[0034] Base 4, base 4 is fixedly installed at the bottom of four dampers 2;

[0035] Reset spring 3, the number of reset spring 3 is four, and the top and bottom of four reset springs 3 are fixedly connected with top plate 1 and base 4 respectively, and four reset springs 3 are respectively sleeved on the outer side of four dampers 2;

[0036] Positioning mechanism and control mechanism, positioning mechanism cooperates with control mechanism;

[0037] Counterweight mechanism, the counterweight mechanism includes: shell 5 and counterweight 6;

[0038] Shell 5 is fixedly installed at the bottom of top plate 1, and the outer side of counterweight 6 is in sliding contact with the inner wall of shell 5.

[0039] By the above structure: by pushing control frame 15 at the bottom of shell 5, control frame 15 can open door plate 7, so that door plate 7 can open shell 5, to adjust the counterweight 6 on the inner side of shell 5, so that the counterweight 6 of damper 2 can be adjusted, and damper 2 is convenient to use.

[0040] As a preferred scheme of the utility model, the positioning mechanism comprises: a door plate 7, an extension rod 8 and a driving frame 9.

[0041] The door plate 7 is slidably connected to the front side of the shell 5, the bottom of the door plate 7 is rotatably connected to the extension rod 8, the extension rod 8 is rotatably connected to the bottom of the shell 5, the extension rod 8 is fixedly connected to the driving frame 9, after the door plate 7 is attached to the counterweight block 6, the door plate 7 can block the movement of the counterweight block 6 inside the shell 5, so as to install the counterweight block 6 inside the shell 5 and stably use the counterweight block 6.

[0042] As a preferred scheme of the utility model, the control mechanism comprises: a sliding frame 10, a positioning spring 11, a fixed block 12, a driving rod 13, a pushing rod 14 and a control frame 15.

[0043] The sliding frame 10 is slidably connected to the bottom of the shell 5, the sliding frame 10 is fixedly connected to the positioning spring 11, the positioning spring 11 is fixedly connected to the fixed block 12, the fixed block 12 is fixedly installed on the bottom of the shell 5, the driving frame 9 is fixedly connected to the driving rod 13, the driving rod 13 is rotatably connected to the pushing rod 14, the pushing rod 14 is rotatably connected to the control frame 15, the control frame 15 is slidably connected to the front bottom of the shell 5, after the control frame 15 is pushed, the control frame 15 can push the pushing rod 14, the pushing rod 14 will push the driving rod 13 and the sliding frame 10 to move, so that the sliding frame 10 can move on the bottom of the shell 5, to compress the positioning spring 11 and drive the two round blocks to slide on the inner wall of the driving frame 9, to separate the two extension rods 8, so that the top of the two extension rods 8 can be away from each other, to drive the two door plates 7 to be away from each other on the front side of the shell 5, so that the two door plates 7 can open the shell 5, to add or reduce the counterweight block 6 inside the shell 5.

[0044] As a preferred scheme of the utility model, the top of the sliding frame 10 is fixedly installed with two symmetrically arranged round blocks, the number of the round blocks is two, the outer sides of the two round blocks are slidably connected to the inner walls of the two driving frames 9 respectively, the round blocks are used for connecting the sliding frame 10 and the driving frame 9, so that the sliding frame 10 can drive the driving frame 9 and the extension rod 8 to rotate when moving.

[0045] As a preferred scheme of the utility model, a horizontal sliding groove is formed in the front bottom of the shell 5, the rear side of the control frame 15 is slidably connected to the inner wall of the horizontal sliding groove, the horizontal sliding groove is used for installing the control frame 15, so that the control frame 15 can stably open the shell 5.

[0046] As a preferred scheme of the utility model, multiple positioning blocks arranged at equal intervals are fixedly installed on one side of the two door plates 7 close to each other, and multiple limiting blocks arranged in a matrix are fixedly installed on the front side of the counterweight block 6, the limiting blocks and the positioning blocks are in sliding contact, after the positioning blocks are inserted into the middle of the two adjacent limiting blocks, the positioning blocks can block the movement of the limiting blocks and the counterweight block 6, so as to increase the stability of the counterweight block 6 inside the shell 5.

[0047] It should be noted that: the specific model of the damper 2 is selected by the person skilled in the art, and the above damper 2 and the like belong to the prior art, and the present scheme will not be described in detail.

[0048] The working principle of the utility model is as follows: when it is necessary to add the counterweight block 6 to the damper 2, the control frame 15 is only needed to be pushed on the front side of the shell 5, after the control frame 15 is pushed, the control frame 15 can push the push rod 14, the push rod 14 can push the driving rod 13 and the sliding frame 10 to move, so that the sliding frame 10 can move at the bottom of the shell 5, to compress the positioning spring 11 and drive the two round blocks to slide on the inner wall of the driving frame 9, to separate the two telescopic rods 8, so that the top of the two telescopic rods 8 can be away from each other, to drive the two door plates 7 to be away from each other on the front side of the shell 5, so that the two door plates 7 can open the shell 5, to add or reduce the counterweight block 6 inside the shell 5, so that the damper 2 can adapt to various use environments, after the addition is completed, the door plate 7 is released, so that the door plate 7 can be automatically reset, to move to the front side of the counterweight block 6, after the door plate 7 is attached to the counterweight block 6, the door plate 7 can block the movement of the counterweight block 6 inside the shell 5, to install the counterweight block 6 inside the shell 5, multiple positioning blocks arranged at equal intervals are fixedly installed on one side of the two door plates 7 close to each other, and multiple limiting blocks arranged in a matrix are fixedly installed on the front side of the counterweight block 6, the limiting blocks and the positioning blocks are in sliding contact, after the positioning blocks are inserted into the middle of the two adjacent limiting blocks, the positioning blocks can block the movement of the limiting blocks and the counterweight block 6, so as to increase the stability of the counterweight block 6 inside the shell 5.

[0049] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A mass frequency modulated damper adjustable base for a mass, characterized by, It comprises a top plate (1); Dampers (2), the number of dampers (2) is four, four dampers (2) are fixedly installed at the bottom of the top plate (1); Base (4), the base (4) is fixedly installed at the bottom of the four dampers (2); Reset spring (3), the number of reset spring (3) is four, the top and bottom of the four reset spring (3) are fixedly connected with the top plate (1) and the base (4) respectively, and the four reset spring (3) are respectively sleeved on the outer side of the four dampers (2); Positioning mechanism and control mechanism, the positioning mechanism cooperates with the control mechanism; Counterweight mechanism, the counterweight mechanism comprises an outer shell (5) and a counterweight block (6); The outer shell (5) is fixedly installed at the bottom of the top plate (1), and the outer side of the counterweight block (6) is in sliding contact with the inner wall of the outer shell (5).

2. A mass frequency damper counterweight adjustable base according to claim 1, wherein, The positioning mechanism comprises a door plate (7), a telescopic rod (8) and a driving frame (9); The door plate (7) is slidably connected to the front side of the outer shell (5), the bottom of the door plate (7) is rotatably connected with the telescopic rod (8), the telescopic rod (8) is rotatably connected to the bottom of the outer shell (5), and the telescopic rod (8) is fixedly connected with the driving frame (9).

3. The mass-adjustable base for a mass-frequency damper of claim 1, wherein, The control mechanism comprises a sliding frame (10), a positioning spring (11), a fixed block (12), a driving rod (13), a pushing rod (14) and a control frame (15); The sliding frame (10) is slidably connected to the bottom of the outer shell (5), the sliding frame (10) is fixedly connected with the positioning spring (11), the positioning spring (11) is fixedly connected with the fixed block (12), the fixed block (12) is fixedly installed at the bottom of the outer shell (5), the driving frame (9) is fixedly connected with the driving rod (13), the driving rod (13) is rotatably connected with the pushing rod (14), the pushing rod (14) is rotatably connected with the control frame (15), and the control frame (15) is slidably connected to the front bottom of the outer shell (5).

4. A mass frequency damper counterweight adjustable base according to claim 3, wherein, The top of the sliding frame (10) is fixedly installed with two symmetrical circular blocks, and the outer sides of the two circular blocks are slidably connected with the inner walls of the two driving frames (9) respectively.

5. The mass-adjustable base for a mass-frequency damper of claim 3, wherein, The bottom front side of the outer shell (5) is provided with a horizontal sliding groove, and the rear side of the control frame (15) is slidably connected with the inner wall of the horizontal sliding groove.

6. A mass frequency damper counterweight adjustable base according to claim 1, wherein, The side of the two door plates (7) close to each other is fixedly installed with a plurality of positioning blocks arranged at equal intervals, and the front side of the counterweight block (6) is fixedly installed with a plurality of limiting blocks arranged in a matrix, and the limiting blocks are in sliding contact with the positioning blocks.

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