Anti-vibration device for adjustable and variable instruments and meters

Abstract

The utility model belongs to the technical field of instrument and meter protection, and particularly relates to an adjustable and variable anti-vibration device for instruments and meters, which comprises a base assembly, an adjusting support, a damping module and a fixing clamp. The base assembly is provided with a sliding groove, and the adjusting support is connected with the sliding groove in a matched mode through a sliding block and can horizontally move to adjust the position. The damping module is connected with the adjusting support through the spring, the elastic characteristic is adjusted through the strength adjusting screw rod, the fixing clamp adopts the flexible gasket to protect the surface of the instrument, the damping device can flexibly adapt to the installation requirements of instruments of different sizes, the damping effect is optimized, the stability and reliability are improved, and the efficient shockproof requirement of the precise instrument is met.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of instrument protection technology, specifically is a adjustable variable formula instrument and meter are with shockproof device. BACKGROUND

[0002] In the use process of various instruments, it is often necessary to provide effective shock protection for them. For example, the internal precision components of a computer host are sensitive to vibration, so a shockproof device is usually used to reduce the influence of external vibration. A computer shockproof device with publication number CN111217028B and publication date October 22, 2021, fixes the host in all directions through components such as springs, side pressure plates, lower pressure plates and upper pressure plates, and uses the elastic properties of the springs to provide a buffer effect, thereby reducing the impact of vibration on the equipment.

[0003] However, the shock-absorbing components in this design are fixed in parameters and cannot be adjusted according to actual vibration conditions, so there are certain limitations in their adaptability when dealing with vibrations of different intensities or frequencies. In addition, the assembly and disassembly process of this device involves the cooperation of multiple components, and the operation steps are relatively complex, which to some extent increases the maintenance cost and operation difficulty. These factors make the existing technology have room for improvement in meeting the efficient and flexible shock protection needs of modern precision instruments. UTILITY MODEL CONTENTS

[0004] The utility model provides a adjustable variable formula instrument and meter are with shockproof device, include: base assembly is provided with along horizontal direction extension's sliding slot;Adjusting support, install in base assembly top, and adjusting support bottom pass through sliding block with sliding slot cooperation and connection;Shock absorbing module, set up in adjusting support inside, and pass through spring with fixed clamp connection;Fixed clamp, install in shock absorbing module top, be used for clamping instrument and meter;Among them, the sliding slot is arranged along the length direction of the base assembly, and the sliding block can move in the sliding slot along the horizontal direction to realize the position adjustment of the adjusting support relative to the base assembly. The shock absorbing module is composed of multiple springs, one end of the spring is fixed on the fixed plate through the bolt, and the other end is connected with the fixed clamp through the positioning pin.

[0005] Preferably, the shockproof device further comprises four groups of strength adjusting screws, which are arranged below the adjusting support and penetrate into the interior of the adjusting support. The ends of the strength adjusting screws are in contact with the springs, and the fixed plate is driven by rotating the strength adjusting screws, which can change the pre-tightening force of the springs and adjust the elastic properties of the shock absorbing module. The outer surface of the strength adjusting screw is provided with a scale mark, which facilitates the accurate control of the adjusting amount by the operator according to the actual demand.

[0006] Preferably, the fixing clamp comprises two pairs of clamping arms arranged at the top of the damping module and fixed by fixing bolts.

[0007] Preferably, the bottom of the base assembly is provided with a plurality of anti-skid pads fixed on the lower surface of the base assembly by screws. The anti-skid pads are made of rubber material and have a high friction coefficient, which can effectively prevent the device from moving during use. The two sides of the base assembly are also provided with mounting ear plates, and through holes are formed in the mounting ear plates for fixing the device on the external platform by bolts.

[0008] Preferably, the damping module further comprises four groups of damping rods arranged vertically in the adjusting bracket and penetrating the spring. The two ends of the damping rod are connected to the upper and lower inner walls of the adjusting bracket by threads, for limiting the radial displacement of the spring and ensuring that the spring deforms only in the axial direction under stress. The outer surface of the damping rod is coated with a low-friction coating to reduce the frictional resistance between the spring and the damping rod.

[0009] Preferably, the shockproof device further comprises four groups of limiting blocks installed at both ends of the sliding groove and fixed on the base assembly by screws. The limiting blocks limit the movement range of the sliding block in the sliding groove and prevent the adjusting bracket from disengaging from the base assembly due to excessive movement. The inner side of the limiting block is provided with a buffer pad made of polyurethane material for absorbing the impact force generated when the adjusting bracket hits the limiting block.

[0010] Preferably, the inner wall of the sliding groove is provided with a lubricating layer made of graphite material for reducing the frictional resistance between the sliding block and the sliding groove and improving the smoothness of the adjusting bracket. The bottom of the sliding block is provided with a ball bearing embedded in the bottom of the sliding block and fixed by a clasp spring, further reducing the friction between the sliding block and the sliding groove.

[0011] The utility model provides a kind of adjustable variable type shockproof device for instrument, by setting sliding groove, adjusting bracket, damping module and adjusting mechanism etc., realize the flexible adjustment of shock attenuation characteristic.Adjusting bracket can be moved in sliding groove by sliding block, to change its position relative to base assembly, adapt to the installation demand of different size instrument.The spring in damping module is pre-tightening force adjusted by strength adjusting screw, can optimize shock attenuation effect according to actual vibration condition.In addition, the design of fixed clamp combines flexible pad and fixing bolt, both guarantee the stability of clamping, and avoid damage to the surface of instrument and meter.In addition, the setting of damping rod and limiting block improves the stability and reliability of device, meets the efficient, flexible shockproof demand of modern precision instrument. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is the whole structure schematic view of the utility model;

[0013] Fig. 2 It is the schematic view of the damping module of the utility model;

[0014] Fig. 3 It is the schematic view of the fixed clamp of the utility model;

[0015] Fig. 4 It is the fixed base schematic view of the utility model.

[0016] The signs are as follows:

[0017] 1, base assembly;2, first sliding groove;12, limit block;4, sliding block;14, non-slip pad;3, adjusting support;5, damping module;6, spring;11, damping rod;10, strength adjusting screw;7, fixed clamp;8, clamping arm;9, flexible gasket;16, second sliding groove;17, third sliding groove;18, fixing bolt;19, fixed plate. DETAILED DESCRIPTION

[0018] 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, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0019] In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. The utility model will be further described in detail below with reference to the drawings.

[0020] In the utility model, unless another definite provision and limitation, the terms "mount", "link", "connect", "fix" and so on terms should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be direct connection, also can through intermediate medium indirectly connect, can be two element internal communication or two element's interaction relationship. For ordinary skilled person in the art, can understand the specific meaning of above-mentioned terms in the utility model according to specific circumstances.

[0021] Embodiment 1

[0022] The utility model provides a kind of shockproof device for adjustable variable type instrument, and its structure is as shown in Figs. 1 to 4 The device includes base assembly 1, adjusting support 3, damping module 5, fixed clamp 7 and adjusting mechanism etc. main components.The upper surface of base assembly 1 is provided with chute 2, chute 2 is arranged along the length direction of base assembly 1 and penetrates the both ends of base assembly 1.Adjusting support 3 is located above base assembly 1, and its bottom is connected with chute 2 by sliding block 4.Sliding block 4 is embedded in chute 2, and can move in horizontal direction in chute 2.And the top of adjusting support 3 is provided with limit block, for limiting the position of fixed clamp 7, spring 6 and damping rod 11 are provided between fixed plate 19 and fixed clamp 7, the bottom of sliding block 4 is provided with ball bearing, ball bearing is fixed on the bottom surface of sliding block 4 by snap spring, to further reduce the friction between sliding block 4 and chute 2.The inner wall of chute 2 is coated with graphite material made lubricating layer, for reducing the friction resistance between sliding block 4 and chute 2, to ensure that adjusting support 3 can move smoothly.

[0023] Embodiment 2

[0024] Damping module 5 is installed in the inside of adjusting support 3, and it is composed of multiple springs 6.One end of spring 6 is fixed on fixed plate 19 by bolt, the other end is connected with fixed clamp 7 by positioning pin, and the middle part of spring 6 is provided with damping rod 11, for limiting the radial displacement of spring 6, to ensure that spring 6 only deforms in axial direction.The outer surface of damping rod 11 is coated with low-friction coating, to reduce the friction resistance between spring 6 and damping rod 11.In addition, a group of strength adjusting screw 10 is arranged below adjusting support 3, strength adjusting screw 10 penetrates the lower side of adjusting support 3 and is rotationally connected with fixed plate 19, the end of strength adjusting screw 10 is rotationally connected with fixed plate 19, by rotating strength adjusting screw 10 to drive fixed plate 19 to slide in chute 16, the pre-tightening force of spring 6 can be changed.The outer surface of strength adjusting screw 10 is provided with scale mark, to facilitate operator to accurately control the adjustment amount according to actual demand.

[0025] Embodiment 3

[0026] The fixed clamp 7 is installed above the damping module 5 and used for clamping instruments and meters.

[0027] A plurality of anti-skid pads 14 are arranged at the bottom of the base assembly 1 and fixed on the lower surface of the base assembly 1 through screws.

[0028] When the instruments and meters need to be installed, the instruments and meters are first placed between the clamping arms 8 of the fixed clamp 7, the opening and closing angle of the clamping arms 8 is manually adjusted, the inner side of the clamping arms 8 is attached to the surface of the instruments and meters, and then the clamping arms 8 are fixed through the fixing bolts 18.

[0029] When adjusting the elastic properties of the damping module 5, the operator can change the pre-tightening force of the spring 6 by rotating the strength adjusting screw 10. The scale marks of the strength adjusting screw 10 can help the operator to accurately control the adjustment amount. The damping rod 11 limits the radial displacement of the spring 6, ensuring that the spring 6 is only deformed in the axial direction, thereby improving the stability of the damping effect. In addition, the design of the limiting block 12 and the buffer pad can prevent the adjustment bracket 3 from being separated from the base assembly 1 due to excessive movement, while absorbing the impact force generated when the adjustment bracket 3 hits the limiting block 12. The non-slip pad 14 improves the overall stability of the device and prevents displacement of the device during use.

[0030] Through the above structural design, the utility model can flexibly adjust the damping characteristics and the installation position, and adapt to instruments and meters of different sizes and installation requirements. At the same time, the stability and reliability of the device have been significantly improved, meeting the efficient and flexible shockproof requirements of modern precision instruments.

[0031] The contents not described in detail in the specification all belong to the prior art known to those skilled in the art, and the material and model parameters of each component are not specifically limited, and conventional equipment can be used. In the technical solution, the electric control elements not mentioned belong to the prior art, so they are not shown in the figure, and will not be described here.

[0032] The above is only the preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

[0033] It should be noted that the electric elements appearing in this paper are all connected with the main controller and 220V mains electricity from the outside, and the main controller can be a conventional known device controlled by a computer, etc. The detailed description of known functions and known components is omitted in the specific implementation manner of the present disclosure. In order to ensure the compatibility of the device, the operation means adopted are consistent with the parameters of the market instruments.

[0034] Finally, it should be noted that the above is only the preferred embodiment of the utility model, and is not used to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. An adjustable variable instrument shockproof device, characterized in that it comprises: a base assembly (1) provided with two groups of first sliding grooves (2) extending in the horizontal direction; an adjusting support (3) installed above the base assembly (1), and the bottom of the adjusting support (3) is connected with the first sliding grooves (2) through sliding blocks (4); a damping module (5) arranged inside the adjusting support (3) and connected with the inner wall of the adjusting support (3) through springs (6) and provided with two groups; and a fixing clamp (7) installed above the damping module (5) and provided with two groups for clamping instruments.

2. The adjustable variable instrument shockproof device according to claim 1, characterized in that: the first sliding grooves (2) are arranged along the length direction of the base assembly (1), and the sliding blocks (4) can move in the horizontal direction in the first sliding grooves (2) to realize the position adjustment of the adjusting support (3) relative to the base assembly (1).

3. The adjustable variable instrument shockproof device according to claim 1, characterized in that: the second sliding grooves (16) are arranged on both sides of the adjusting support for slidingly arranging the fixing plates (19), and the top of the adjusting support (3) is provided with a limiting block for limiting the position of the fixing clamp (7), and the springs (6) and damping rods (11) are arranged between the fixing plates (19) and the fixing clamp (7).

4. The adjustable variable instrument shockproof device according to claim 1, characterized in that: the damping module (5) is composed of multiple springs (6), one end of the spring (6) is fixed on the fixing plate (19) through a bolt, the other end is connected with the fixing clamp (7) through a positioning pin, and the middle part of the spring (6) is provided with a damping rod (11).

5. The adjustable variable instrument shockproof device according to claim 1, characterized in that: it further comprises a strength adjusting screw rod (10) arranged below the adjusting support (3) and connected with the fixing plate (19), the end of the strength adjusting screw rod (10) is rotatably connected with the fixing plate (19), and the pre-tightening force of the spring (6) can be changed by rotating the strength adjusting screw rod (10).

6. The adjustable variable instrument shockproof device according to claim 1, characterized in that: the fixing clamp (7) comprises two pairs of clamping arms (8), the top of the fixing clamp (7) is provided with a third sliding groove (17), the fixing bolt (18) is slidingly arranged in the third sliding groove (17) to fix the clamping arms (8), the inner side of the clamping arm (8) is provided with a flexible gasket (9) made of high-damping material.

7. The adjustable variable instrument shockproof device according to claim 1, characterized in that: the bottom of the base assembly (1) is provided with multiple anti-skid pads (14) fixed on the lower surface of the base assembly (1) through screws, and the anti-skid pads (14) are made of rubber material. ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

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