CN221037919U

CN221037919U - Vibration test tool

Info

Publication number: CN221037919U
Application number: CN202322579332.7U
Authority: CN
Inventors: 郭志伟; 张�杰; 褚洋
Original assignee: Qingdao Mingde Huichuang Testing Technology Co ltd
Current assignee: Qingdao Mingde Huichuang Testing Technology Co ltd
Priority date: 2023-09-22
Filing date: 2023-09-22
Publication date: 2024-05-28
Anticipated expiration: 2033-09-22

Abstract

The utility model relates to a vibration testing tool which comprises a base frame and at least one hanging frame, wherein the base frame consists of a bottom plate and a fence, the hanging frame is of a door-shaped structure and is transversely arranged at the top of the fence, vertical beams at two sides of the hanging frame are connected with the fence through X-direction and Z-direction adjusting structures, and a product to be tested is hung below the hanging frame and is arranged in the base frame. The tool is simple in integral structure, convenient to install and good in compatibility, and can be adjusted according to the sizes and installation requirements of different products, so that the tool can be compatible with various size-type hoisting products, and the vibration test requirements of the tool are met.

Description

Vibration test tool

Technical Field

The utility model belongs to the technical field of mechanical vibration test devices, and particularly relates to a vibration test tool applicable to a vibration test of a hoisting product.

Background

In order to detect the reliability of the hoisting product, the hoisting product is fixed on a vibrating table through a vibration test tool, and the motion and energy of the vibration test table are transmitted to the product by using a test fixture according to IEC

Vibration tests are carried out according to standards such as 61373:2010, GB/T21563-2018 and the like.

The existing vibration test tool has the following defects:

1. because of the difference of the height, width and length of the whole machine of different types of hoisting products and the distance between the mounting feet, the existing vibration test fixture can only meet the hoisting requirement of one product, the vibration test device can not be reused, and the compatibility is poor. The design, manufacture and transportation of the product require a certain time and the manufacture of the clamps also require a certain cost, and because each test clamp cannot be used commonly, great time and cost are wasted.

2. When being connected with vibration test fixture, because of the product lifts by crane focus unstable, can lead to the product to rotate, rock to the fixed with vibration fixture can be accomplished to the cooperation of needs many people, consumes a large amount of human costs.

3. At present, a vibration test tool is not provided with a protection device, if the bolt is not firmly installed, the connection failure is easy to cause if the bolt is loosened in the vibration process, and if the connection failure is not found in time under the condition, products or connecting components can fall off, and damage is caused to the products and the vibration table.

Disclosure of utility model

The utility model mainly solves the technical problem of providing the vibration testing tool with good compatibility, convenient installation and protection.

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:

The utility model provides a vibration test fixture, includes bed frame and at least one gallows, the bed frame comprises bottom plate and rail, the gallows is "door" shape structure, spans and installs at the top of rail, connect through X to and Z to adjusting structure between the perpendicular roof beam in both sides of gallows and the rail, the product that awaits measuring hang the below of gallows and place in inside the bed frame.

Further, a plurality of first mounting holes are formed in the horizontal beam at the top of the hanging frame, and a product to be tested is fixedly connected with the first mounting holes in the hanging frame through bolts.

Further, the bottom plate of bed frame comprises frame and protection shield, the protection shield welds on the frame.

Further, the frame is formed by splicing and welding four side frames and a cross-shaped stiffening beam in the middle.

Further, a baffle is installed at the bottom of the outer side of the fence, and the baffle is located at the lowest position below the hanging bracket for limiting downward movement of the hanging bracket.

Further, the rail includes two relative side walls fence, two connect through many horizontally tie-beams between the side walls fence, X is to and Z is to adjusting the structure including setting up two along X on the side rail extends along Z to a plurality of second mounting holes of arranging simultaneously and set up along Y on the perpendicular roof beam in gallows both sides along the third mounting hole that extends, through bolt fixed connection between second mounting hole and the third mounting hole, the third mounting hole is connected with different second mounting holes and is realized the gallows and is in X to and Z ascending regulation for the bed frame.

Further, hooks are mounted at positions, close to the bottoms, of the vertical beams on two sides of the hanging frame, a plurality of hanging holes are formed in the two side rails, the hanging holes extend in the X direction and are arranged in the Z direction at the same time, and the hooks are connected with different hanging holes to limit the position of the hanging frame in the Z direction relative to the base frame.

Further, the side fence is formed by connecting a plurality of vertical beams, a plurality of first cross beams arranged along the Z direction and installed between the vertical beams, and a second cross beam installed at the top end of the vertical beams, wherein at least one second installation hole and at least one hanging hole are respectively formed in each of the first cross beams and the second cross beams.

Further, the two ends of the second cross beam outwards extend to form an extending part, and the end part of the extending part is connected with the bottom end of the outermost vertical beam through the inclined beam.

Further, the vertical beams, the first cross beams and the second cross beams of the two side fences are symmetrically arranged, a first connecting beam is installed between the two opposite vertical beams, and two ends of the two opposite second cross beams are respectively connected through the second connecting beams.

In summary, compared with the prior art, the vibration testing tool provided by the utility model has the following advantages:

(1) The testing tool utilizes the hanging frame to hang the test product, and a tester can adjust the positions of the hanging frame in the X direction and the Z direction relative to the base frame so as to adjust according to the sizes and the installation requirements of different products, so that the tool can be compatible with the hanging products of various sizes and types, and the vibration testing requirements of the tool are met.

(2) The base frame of the test tool consists of the bottom plate and the fence, so that the product and the vibrating table can be effectively protected, and the product and the vibrating table are prevented from being impacted and damaged due to the loosening of bolts and other problems.

(3) The test tool is simple in integral structure and convenient to install.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort.

In the drawings:

FIG. 1 is a perspective view of a vibration testing apparatus according to the present utility model;

FIG. 2 is a top view of the vibration testing apparatus of the present utility model;

FIG. 3 is a perspective view of a base structure of the present utility model;

fig. 4 is a front view of the hanger structure of the present utility model.

In the figure:

Base frame 1, bottom plate 11, protection plate 111, frame 112, reinforcement beam 113, rail 12, side rail 121, vertical beam 1211, first beam 1212, second beam 1213, diagonal beam 1214, connection beam 13, first connection beam 131, second connection beam 132, hanger 2, vertical beam 21, horizontal beam 22, first mounting hole 23, x-and Z-direction adjustment structure 3, second mounting hole 31, third mounting hole 32, baffle 4, hanger 5, and hanging hole 6.

It should be noted that the drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 and 2, the utility model provides a vibration testing tool for vibration testing of a product, wherein the product is hung on the device during testing, and the device is integrally placed on a vibration test stand.

The vibration testing tool comprises a base frame 1 and at least one hanging frame 2, wherein the base frame 1 consists of a bottom plate 11 and a fence 12, the hanging frame 2 is of a door-shaped structure, and consists of vertical beams 21 on two sides and a horizontal beam 22 on the top. The horizontal beam 22 of the hanging bracket 2 is provided with a plurality of first mounting holes 23 which are arranged at the top of the fence 12 in a crossing manner, products to be tested are connected with different first mounting holes 23 through bolts according to mounting requirements, the vertical beams 21 on two sides of the hanging bracket 2 are connected with the fence 12 through X-direction and Z-direction adjusting structures 3, and the hanging bracket 2 is used for adjusting the mounting positions of the hanging bracket 2 relative to the base frame 1 according to different specification sizes and mounting requirements of the products to be tested. The product to be tested is hung below the hanging bracket 2 and is arranged inside the base frame 1. In this embodiment, preferably, the number of the hanging frames 2 is two, and the hanging frames are installed on the base frame 1 in parallel, so that the hanging frames are more stable and reliable when being used for hanging products.

As shown in fig. 2, in this embodiment, preferably, the bottom plate 11 of the base frame 1 is composed of a frame (not labeled in the figure) and a protection plate 111, the frame is formed by splicing and welding four side frames 112 and a cross-shaped stiffening beam 113 in the middle, and the protection plate 111 is welded and fixed on the side frames 112 and the stiffening beam 113. When the product that the top was hung takes place to drop because the factor such as bolt is not hard up, protection shield 111 can play the effect of bearing to the product that drops, restricts the vertical displacement of product, avoids the product that drops directly to pound on the shaking table of below, and then all plays effectual guard action to the shaking table of product and below.

As shown in fig. 3, in this embodiment, the fence 12 preferably includes two opposite side fences 121, and the two side fences 121 are connected by a plurality of horizontal connecting beams 13, so as to improve the structural strength of the whole base frame 1.

Still more preferably in this embodiment, each side rail 121 is composed of a plurality of vertical beams 1211 and a plurality of first cross beams 1212 installed between the vertical beams 1211 in a Z-direction to be connected to the second cross beams 1213 installed at the top ends of the vertical beams 1211. The connecting beams 13, the vertical beams 1211, the first cross beams 1212 and the second cross beams 1213 are all "mouth" beams, which is beneficial to reducing the total weight of the whole device while ensuring the overall structural strength.

To further enhance the overall structural rigidity and strength of the base frame 1, both sides of the second cross member 1213 at the top end are outwardly protruded with protrusions, the ends of which are connected to the bottom ends of the outermost vertical beams 1211 through the inclined beams 1214.

A side rail 121 is formed by the top second cross beam 1213, the diagonal beams 1214 on both sides, the three vertical beams 1211, and the six first cross beams 1212. The two side rails 121 are identical in structure and symmetrically arranged. The first connecting beams 131 are installed between the two opposite vertical beams 1211, that is, three first connecting beams 131 are connected between the two side rails 121, the first connecting beams 131 may be installed at positions close to the bottom plate 11, particularly, the middle first connecting beams 131 may be installed, the structural strength is enhanced, the installation of the upper product to be tested is not affected, and the two opposite second cross beams 1213 are connected at both ends thereof through the second connecting beams 132, respectively.

As shown in fig. 1, 3 and 4, in this embodiment, the X-direction and Z-direction adjusting structure preferably includes a plurality of second mounting holes 31 extending in the X-direction and aligned in the Z-direction provided on the two side rails 121, and third mounting holes 32 extending in the Y-direction provided on the vertical beams 21 on both sides of the hanger 2, the second mounting holes 31 and the third mounting holes 32 are fixedly connected by bolts, and the third mounting holes 32 are connected with different second mounting holes 31 to achieve adjustment of the hanger 2 in the X-direction and Z-direction with respect to the base frame 1.

Still more preferably, in this embodiment, at least one second mounting hole 31 is provided on each of the first cross member 1212 and the second cross member 1213 of the side rail 121. By arranging the second mounting holes 31 on different cross beams, the whole structural strength of the base frame 1 is met, and meanwhile, the adjustment of the mounting position can be conveniently realized, so that the structure of the base frame 1 is simplified.

In this embodiment, it is further preferable that a hanger 5 is mounted at each of the positions near the bottom of the vertical beams 21 on both sides of the hanger 2, and a plurality of hanging holes 6 are provided in both side rails 121, the hanging holes 6 extending in the X direction and being arranged in the Z direction. In order to simplify the structure, the hanging holes 6 are also formed in the first cross beam 1212 and the second cross beam 1213, and are arranged in one-to-one correspondence with the second mounting holes 31. When the hanger is installed, the relative position relationship between the hanger 2 and the base frame 1 can be fixed by only hanging the hooks 5 on two sides of the hanger 2 in the hanging holes 6 with corresponding heights, at the moment, the tester can fixedly connect the hanger 2 with the side wall fence 121 together by using bolts, and the fixed connection between the hanger 2 and the base frame 1 can be completed.

As shown in fig. 1 and 3, in this embodiment, a baffle 4 is further installed at the bottom of the outer side of the side rail 121 on each side, and the baffle 4 is welded on the outer side of the frame 112 of the base frame 1 and located below the vertical beams on two sides of the hanger 2, so as to limit the lowest position of the hanger 2 moving downward, and protect the hanger 2, and when the hanger 2 is unexpected, the baffle 4 can support the hanger 2.

As shown in fig. 1, the installation steps of the tool are as follows:

1. The product to be tested is hung on the horizontal beam 22 of the hanger 2, and the product is fixedly connected with the first mounting hole 23 on the horizontal beam 22 by using a bolt.

2. The hanger 2 and the product to be tested are carried together above the base frame 1.

3. The hanger 2 is moved downwards, and the vertical beams 21 on the two sides of the hanger 2 are moved downwards along the rails 121 on the two sides of the base frame 1 until reaching the required installation height, and the hooks 5 on the hanger 2 are hung in the hanging holes 6 on the corresponding side rails 121.

4. The third mounting hole 32 on the hanger 2 is fixedly connected with the corresponding second mounting hole 31 on the side rail 121 through a plurality of bolts, namely, the fixed connection of the hanger 2 and the base frame 1 is completed.

The utility model provides a vibration testing tool. Has the following advantages:

The testing tool utilizes the hanging bracket 2 to hang the test product, and a tester can adjust the positions of the hanging bracket 2 in the X direction and the Z direction relative to the base frame 1 according to the sizes and the installation requirements of different products, so that the tool can be compatible with the hanging products of various sizes and types, and the vibration testing requirements of the tool are met.

The test fixture can realize the adjustment of the relative positions between the hanger 2 and the base frame 1 in the X direction and the Z direction by matching the different third mounting holes 32 on the hanger 2 with the different second mounting holes 31 which are arranged on the base frame 1 and extend along the X direction at the same time, and when different types of hoisting products are required to be replaced for test, only the different mounting holes are required to be adjusted, so that the test fixture has the advantages of simple integral structure, convenience in installation, low installation labor intensity and high assembly efficiency.

This test fixture passes through the combination of couple 5 and hanging hole 6 for when product and gallows 2 to be measured fall to a certain extent, can be through hanging couple 5 in the hanging hole 6 that corresponds and realize the location operation, satisfy the requirement of frock location, single can accomplish the fixed connection between gallows 2 and the bed frame 1, make things convenient for single installation.

The base frame 1 of the test fixture consists of the bottom plate 11 and the fence 12, so that products and the vibrating table can be effectively protected, and the products and the vibrating table are prevented from being impacted and damaged due to the loosening of bolts and the like.

The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited to the above-mentioned embodiment, but is not limited to the above-mentioned embodiment, and any simple modification, equivalent change and modification made by the technical matter of the present utility model can be further combined or replaced by equivalent embodiments within the scope of the technical proposal of the present utility model without departing from the scope of the technical proposal of the present utility model.

Claims

1. Vibration test fixture, its characterized in that: comprises a base frame and at least one hanging bracket, wherein the base frame consists of a bottom plate and a fence, the hanging bracket is of a door-shaped structure and is transversely arranged on the top of the fence, the vertical beams on the two sides of the hanging frame are connected with the fence through X-direction and Z-direction adjusting structures, and a product to be tested is hung below the hanging frame and is arranged inside the base frame.

2. The vibration testing tool according to claim 1, wherein: a plurality of first mounting holes are formed in the horizontal beam at the top of the hanging frame, and a product to be tested is fixedly connected with the first mounting holes in the hanging frame through bolts.

3. The vibration testing tool according to claim 1, wherein: the bottom plate of bed frame comprises frame and protection shield, the protection shield welds on the frame.

4. A vibration testing tool according to claim 3, wherein: the frame is formed by splicing and welding four side frames and a cross-shaped stiffening beam in the middle.

5. The vibration testing tool according to claim 1, wherein: and a baffle plate is arranged at the bottom of the outer side of the fence, and the baffle plate is positioned at the lowest position below the hanging bracket for limiting the hanging bracket to move downwards.

6. The vibration testing tool according to any one of claims 1-5, wherein: the rail comprises two opposite side rails, the two side rails are connected through a plurality of horizontal connecting beams, the X-direction adjusting structure comprises a plurality of second mounting holes which are arranged on the two side rails and extend along the X-direction and the Z-direction simultaneously, and third mounting holes which are arranged on vertical beams on two sides of the hanging frame and extend along the Y-direction, the second mounting holes are fixedly connected with the third mounting holes through bolts, and the third mounting holes are connected with different second mounting holes to realize the adjustment of the hanging frame in the X-direction and the Z-direction relative to the base frame.

7. The vibration testing tool according to claim 6, wherein: the hanging hooks are arranged at the positions, close to the bottoms, of the vertical beams on the two sides of the hanging frame, a plurality of hanging holes are formed in the two side rails, the hanging holes extend along the X direction and are arranged along the Z direction at the same time, and the hanging hooks are connected with different hanging holes to limit the position of the hanging frame in the Z direction relative to the base frame.

8. The vibration testing tool according to claim 7, wherein: the side fence is formed by connecting a plurality of vertical beams, a plurality of first cross beams arranged along the Z direction and installed between the vertical beams, and a second cross beam installed at the top end of the vertical beams, wherein at least one second installation hole and at least one hanging hole are respectively formed in each of the first cross beams and the second cross beams.

9. The vibration testing tool according to claim 8, wherein: the two ends of the second cross beam outwards extend to form an extension part, and the end part of the extension part is connected with the bottom end of the outermost vertical beam through the oblique beam.

10. The vibration testing tool according to claim 8, wherein: the two vertical beams, the first cross beams and the second cross beams of the side fence are symmetrically arranged, a first connecting beam is arranged between the two opposite vertical beams, and two ends of the two opposite second cross beams are respectively connected through the second connecting beams.