Handheld vibration calibrator

Abstract

The utility model discloses a hand-held vibration calibrator, comprising a vibration calibrator, the external front end of the vibration calibrator is sleeved with a protective sleeve, and the external rear end of the vibration calibrator is sleeved with a protective seat; pulling plates are hinged to the outer walls of the two sides of the protection base, and a grip is installed at the end between the two pulling plates; the outer walls of the two sides of the protective sleeve are each provided with a hoop, and the pulling plates are clamped into the hoops. A buffer assembly is assembled at the bottom end of the interior of the protective seat, and the buffer assembly is attached to the bottom end of the vibration calibrator; the two ends of the grip are attached to the inner wall of the pulling plate, and the grip and the pulling plate are connected in a clamped mode through a clamping structure. According to the arrangement of the handheld vibration calibrator, the vibration calibrator is sleeved with the protective sleeve and the protective seat, the pull plates are arranged at the two ends of the protective seat, and the pull plates are clamped outside the protective sleeve, so that when the vibration calibrator needs to be moved temporarily, the two pull plates can be pulled up through the grip to hold and move the vibration calibrator; therefore, the practicability is improved.

Description

Technical Field

[0001] This utility model relates to the field of vibration calibration instrument technology, specifically a handheld vibration calibration instrument. Background Technology

[0002] A vibration calibrator is a device used for vibration calibration, primarily for calibrating vibration sensors. Portable vibration calibrators can be used outdoors to calibrate the vibration of bridge cables and other facilities.

[0003] However, existing vibration calibrators still have some shortcomings. For example, traditional vibration calibrators are placed in a storage box for easy movement. However, if the vibration calibrator needs to be moved briefly during use, it is inconvenient to hold the calibrator by hand. Therefore, a handheld vibration calibrator is needed to solve the above problems. Utility Model Content

[0004] The purpose of this invention is to provide a handheld vibration calibrator to solve the problem mentioned in the background art that traditional vibration calibrators are placed in a storage box for movement, and it is inconvenient to hold the calibrator when it is needed to move it briefly during use.

[0005] To achieve the above objectives, the present invention provides the following technical solution: a handheld vibration calibrator, comprising a vibration calibrator, wherein a protective sleeve is fitted on the outer front end of the vibration calibrator and a protective base is fitted on the outer rear end of the vibration calibrator;

[0006] Both outer walls of the protective seat are hinged with pull plates, and a handle is installed at the end between the two pull plates;

[0007] Both outer walls of the protective sleeve are fitted with clamps, and the pull plate is snapped into the clamps;

[0008] The bottom of the protective base is equipped with a buffer assembly, which is fitted to the bottom of the vibration calibrator.

[0009] The two ends of the handle are fitted to the inner wall of the pull plate, and the handle and the pull plate are connected by a snap-fit ​​structure.

[0010] In a preferred embodiment of this utility model, the buffer assembly includes a fixed body, a buffer cavity is provided inside the fixed body, a shock absorber is installed inside the buffer cavity, a rubber plate is installed at the end of the shock absorber, and the vibration calibrator is fitted with the rubber plate.

[0011] As a preferred embodiment of the handheld vibration calibrator of this utility model, the snap-fit ​​structure includes a snap-fit ​​block installed at the end of the handle and a snap-fit ​​groove opened on the side wall of the pull plate, wherein the snap-fit ​​block snaps into the snap-fit ​​groove.

[0012] In a preferred embodiment of this utility model, the outer walls of the card block are provided with inclined convex surfaces on both sides, and the inner walls of the card slot are provided with inclined concave surfaces on both sides, with the inclined convex surfaces and inclined concave surfaces cooperating with each other.

[0013] As a preferred embodiment of the handheld vibration calibrator of this utility model, the card block has a filling cavity inside, and an elastic element is installed inside the filling cavity.

[0014] As a preferred embodiment of the handheld vibration calibrator of this utility model, the end of the card block is provided with an arc surface.

[0015] As a preferred embodiment of this handheld vibration calibrator, the handle is fitted with a rubber sleeve.

[0016] Compared with the prior art, the beneficial effects of this utility model are: the design of this handheld vibration calibrator is reasonable.

[0017] This invention improves the practicality of the vibration calibrator by installing a protective cover and a protective base on the outside of the vibration calibrator, and by setting pull plates at both ends of the protective base and locking the pull plates outside the protective cover. This allows the vibration calibrator to be moved by hand by pulling up the two pull plates through the handle when it is necessary to move the vibration calibrator briefly. Attached Figure Description

[0018] Figure 1 This is a front-view three-dimensional structural schematic diagram of the present invention;

[0019] Figure 2 This is a side view of the present invention;

[0020] Figure 3 This is a schematic diagram of the buffer component of this utility model;

[0021] Figure 4 This is a schematic diagram of the snap-fit ​​structure of this utility model.

[0022] In the diagram: 1. Vibration calibrator; 2. Protective sleeve; 3. Protective seat; 4. Pull plate; 5. Clamp; 6. Snap-fit ​​structure; 7. Handle; 8. Rubber tube; 9. Buffer assembly; 91. Buffer cavity; 92. Shock absorber; 93. Rubber plate; 94. Fixing body; 10. Locking block; 11. Locking groove; 12. Filling cavity; 13. Arc surface; 14. Sloping convex surface; 15. Sloping concave surface; 16. Elastic element. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Please see Figure 1-4 This utility model provides a technical solution:

[0025] In this technical solution, a handheld vibration calibrator includes a vibration calibrator 1, characterized in that a protective sleeve 2 is fitted on the outer front end of the vibration calibrator 1, and a protective seat 3 is fitted on the outer rear end of the vibration calibrator 1; pull plates 4 are hinged to both outer walls of the protective seat 3, and a handle 7 is installed between the ends of the two pull plates 4; clamps 5 are installed on both outer walls of the protective sleeve 2, and the pull plates 4 are clamped in the clamps 5; a buffer component 9 is assembled at the inner bottom of the protective seat 3, and the buffer component 9 is fitted to the bottom of the vibration calibrator 1; the two ends of the handle 7 are fitted to the inner walls of the pull plates 4, and the handle 7 and the pull plates 4 are clamped together by a clamping structure 6.

[0026] In this technical solution, the vibration calibrator is based on a high-precision vibration generator that produces a standard vibration signal with known frequency and amplitude. By placing the vibration measuring instrument to be calibrated in this standard vibration field and comparing its measurement results with the standard signal, the accuracy of the instrument to be calibrated is determined, and corresponding adjustments and calibrations are performed. The INV9820 vibration calibrator, manufactured by Beijing Dongfang Institute, features high precision and multi-functionality. A protective base 3 is fitted onto the bottom of the vibration calibrator 1, and a protective sleeve 2 is fitted onto the outside of the vibration calibrator 1. Both the protective sleeve 2 and the protective base 3 are made of rubber, which can protect the vibration calibrator. Pull plates 4 are installed on both sides of the outer wall of the protective base 3 through a hinge structure, and a handle 7 is installed between the two pull plates 4. The user can move the vibration calibrator 1 by holding the handle 7. The pull plates 4 are inserted into the clamps 5 on the outer wall of the protective sleeve 2, thereby connecting the pull plates 4, the protective base 3, and the protective sleeve 2. After the vibration calibrator 1 is installed in the protective base 3, it can be buffered and protected by the buffer component 9.

[0027] In some technical solutions, the buffer assembly 9 includes a fixed body 94, a buffer cavity 91 is provided inside the fixed body 94, a shock absorber 92 is assembled inside the buffer cavity 91, a rubber plate 93 is installed at the end of the shock absorber 92, and the vibration calibrator 1 is fitted with the rubber plate 93.

[0028] In this technical solution, the fixing body 94 in the buffer assembly 9 is fixed to the bottom of the inner side of the protective seat 3, and the internal shock absorber 92 can perform shock absorption and buffering.

[0029] In some technical solutions, the snap-fit ​​structure 6 includes a snap-fit ​​block 10 installed at the end of the handle 7 and a snap-fit ​​groove 11 opened on the side wall of the pull plate 4, with the snap-fit ​​block 10 snapping into the snap-fit ​​groove 11.

[0030] In this technical solution, the grip 7 is inserted into the slot 11 by the locking block 10, thereby connecting with the pull plate 4.

[0031] In some technical solutions, the outer walls on both sides of the card block 10 are provided with inclined convex surfaces 14, and the inner walls on both sides of the card slot 11 are provided with inclined concave surfaces 15, with the inclined convex surfaces 14 and the inclined concave surfaces 15 cooperating with each other.

[0032] In this technical solution, the connection strength between the card block 10 and the card slot 11 can be improved by the cooperation of the inclined convex surface 14 and the inclined concave surface 15.

[0033] In some technical solutions, the card block 10 has a filling cavity 12 inside, and an elastic element 16 is installed inside the filling cavity 12.

[0034] In this technical solution, the elastic element 16 is made of a rectangular elastic material and is installed in the filling cavity 12 in an arch shape, which can improve the elasticity of the card block 10.

[0035] In some technical solutions, the end of the card block 10 is provided with an arc surface 13.

[0036] In this technical solution, the arc surface 13 facilitates the insertion of the card block 10 into the card slot 11.

[0037] In some technical solutions, the grip 7 is externally fitted with a rubber sleeve 8.

[0038] In this technical solution, the comfort of the grip 7 can be improved by setting the rubber cylinder 8.

[0039] Working process and principle: When using, first, install the bottom of the vibration calibrator 1 into the protective base 3, and then put the protective sleeve 2 on the front end of the vibration calibrator 1. When using the vibration calibrator 1, the pull plate 4 can be rotated to the rear end. When it is necessary to move the vibration calibrator, the pull plate 4 can be rotated forward and locked onto the outside of the clamp 5. The handle 7 can be locked into the slot 11 through the locking block 10. The vibration calibrator 1 can be moved by holding the handle 7.

[0040] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0041] Although the present invention has been described above with reference to embodiments, various modifications can be made and components can be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the features in the embodiments disclosed in this invention can be combined with each other in any way. The lack of an exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A hand-held vibration calibrator comprising a vibration calibrator (1), characterized in that The vibration calibrator (1) is provided with a protective sleeve (2) at the front end, and a protective seat (3) at the rear end; The protective seat (3) is hinged with a pull plate (4) on both sides, and a handle (7) is installed at the end of the two pull plates (4); The protective sleeve (2) is provided with a clamp (5) on both sides, and the pull plate (4) is clamped in the clamp (5); The protective seat (3) is provided with a buffer assembly (9) at the bottom, and the buffer assembly (9) is attached to the bottom of the vibration calibrator (1); The handle (7) is attached to the inner wall of the pull plate (4) at both ends, and the handle (7) and the pull plate (4) are clamped by a clamping structure (6).

2. A hand-held vibration calibrator according to claim 1, characterised in that The buffer assembly (9) comprises a fixed body (94), a buffer cavity (91) is formed in the fixed body (94), a shock absorber (92) is arranged in the buffer cavity (91), a rubber plate (93) is arranged at the end of the shock absorber (92), and the vibration calibrator (1) is attached to the rubber plate (93).

3. A hand-held vibration calibrator according to claim 1, wherein, The clamping structure (6) comprises a clamping block (10) arranged at the end of the handle (7) and a clamping groove (11) formed in the side wall of the pull plate (4), and the clamping block (10) is clamped in the clamping groove (11).

4. A hand-held vibration calibrator according to claim 3, wherein, The clamping block (10) is provided with an inclined convex surface (14) on both sides, the clamping groove (11) is provided with an inclined concave surface (15) on both sides, and the inclined convex surface (14) and the inclined concave surface (15) are matched.

5. A hand-held vibration calibrator according to claim 4, wherein, The clamping block (10) is provided with a filling cavity (12) in the inside, and an elastic member (16) is arranged in the filling cavity (12).

6. A hand-held vibration calibrator according to claim 3, wherein, The end of the clamping block (10) is provided with a circular arc surface (13).

7. A hand-held vibration calibrator according to claim 1, wherein, The handle (7) is provided with a rubber cylinder (8).

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