CN217237137U

CN217237137U - Spherical gas cylinder vibration test auxiliary fixture with ear type support

Info

Publication number: CN217237137U
Application number: CN202220331729.7U
Authority: CN
Inventors: 李金平; 孙禹; 陈琳
Original assignee: Shenyang Meiyin Joint Testing Co ltd
Current assignee: Shenyang Meiyin Joint Testing Co ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-08-19
Anticipated expiration: 2032-02-18

Abstract

The utility model discloses a spherical gas cylinder vibration test auxiliary fixture with ear type supports, which comprises an annular support plate, support columns, a bearing bottom plate and a falling bearing device, wherein the annular support plate is connected with the bearing bottom plate through a plurality of support columns; the bearing bottom plate on the inner side of the support column is provided with a lightening hole, a dropping bearing device is arranged below the spherical gas cylinder, and the dropping bearing device is connected to the annular support plate on the inner side of the support column. The utility model can be well used for assisting to fix the spherical gas cylinder with the ear type support, and realizes the reliable fixation of the ear type support of the gas cylinder so as to complete the vibration test of the gas cylinder and well protect the bottle body; the test bench is simple in structure, easy to manufacture, low in manufacturing cost and simple to operate, and test efficiency is improved.

Description

Spherical gas cylinder vibration test auxiliary fixture with ear type support

Technical Field

The utility model belongs to the technical field of the experimental auxiliary assembly of gas cylinder, specifically relate to a spherical gas cylinder vibration test auxiliary fixture with ear formula support.

Background

The spherical gas cylinder has the characteristics of good pressure bearing effect, space saving, high strength, light weight and the like, and is widely applied to the field of aerospace; in order to facilitate the installation and fixation of the spherical gas cylinder in the use process, for the steel spherical gas cylinder, a structural form of welding and forming the lug type support and the cylinder body is often adopted; the gas cylinder is integrally installed and fixed through the installation hole in the ear type support.

When the spherical gas cylinder with the ear type support is used in the field of aerospace, the gas cylinder can be subjected to various external forces such as vibration, impact, acceleration and the like, and the welding part of the ear type support and the cylinder body can be subjected to a larger external stress action; in order to check the welding strength of the ear type support and the bottle body and ensure the reliability of a product, mechanical environment tests such as vibration, impact, acceleration and the like need to be independently checked on the gas cylinder so as to verify whether the welding strength between the ear type support and the bottle body reaches the standard or not; if the spherical gas cylinder with the ear type support is subjected to a vibration test, the ear type support of the gas cylinder needs to be reliably fixed so as to complete the vibration test of the gas cylinder; at present, an auxiliary fixing tool special for vibration tests of the typical spherical gas cylinder with the ear type support does not exist.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to above-mentioned problem, compensate prior art's not enough, provide a spherical gas cylinder vibration test auxiliary fixture with ear formula support.

In order to achieve the above purpose, the utility model adopts the following technical scheme.

The utility model relates to a spherical gas cylinder vibration test auxiliary fixture with ear type support, which comprises an annular support plate, support columns, a bearing bottom plate and a drop receiving device, wherein the annular support plate is connected with the bearing bottom plate through a plurality of support columns; the bearing bottom plate on the inner side of the support column is provided with a lightening hole, the falling bearing device is arranged below the spherical gas cylinder, and the falling bearing device is connected to the annular support plate on the inner side of the support column.

As an optimized scheme of the utility model, the number that support column, recess set up is corresponding with the ear formula support number of spherical gas cylinder.

As another preferred scheme of the utility model, the ear formula support of spherical gas cylinder passes through bolt, gasket fixed connection in the recess, through bolt with ear formula support, annular support plate, support column fixed connection.

As the utility model discloses a another kind of preferred scheme, the supporting device that drops includes the annular mounting panel, accepts the string bag, accepts string bag fixed connection in the annular mounting panel below, and the annular mounting panel passes through the bolt, the nut is connected in the inboard ring support board of support column.

As another preferred scheme of the utility model, the four corners department that bears the weight of the bottom plate is provided with hexagon socket head cap screw, will bear bottom plate fixed mounting on vibration test bench through hexagon socket head cap screw.

The utility model discloses beneficial effect:

the utility model discloses a vibration test auxiliary fixture that annular support plate, support column and the load-bearing bottom plate that has the recess design that sets up constitute can be used for the spherical gas cylinder that the auxiliary fixture has ear formula support well, has realized reliably fixing the ear formula support of gas cylinder to accomplish the vibration test of gas cylinder. The utility model discloses still cooperate and set up the receiving device that drops, if at vibration test's in-process, in case the problem that ear formula support and bottle open weld appears, the phenomenon that the bottle dropped takes place very probably, the receiving string bag that drops receiving device can be used for accepting the bottle, has avoided the bottle to drop and has caused the damage, can protect the bottle well. The utility model discloses simple structure makes easily, low in manufacturing cost, and easy operation has improved test efficiency.

Drawings

Fig. 1 is the utility model discloses a three-dimensional structure schematic diagram of spherical gas cylinder vibration test auxiliary fixture with ear formula support.

Fig. 2 is the utility model discloses a sectional structure schematic diagram of spherical gas cylinder vibration test auxiliary fixture with ear formula support.

Fig. 3 is an enlarged schematic structural view of the drop receiving device of the auxiliary fixing tool for the vibration test of the spherical gas cylinder with the ear-type support.

The labels in the figure are: the support device comprises an annular support plate 1, a bolt 2, a spherical gas cylinder 3, an ear-type support 4, a groove 5, a bearing bottom plate 6, a gasket 7, a nut 8, a lightening hole 9, a bearing net bag 10, a support column 11, a hexagon socket head cap screw 12 and an annular mounting plate 13.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects of the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and the detailed description of the present invention. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.

With reference to fig. 1 to 3, the utility model relates to a spherical gas cylinder vibration test tool with ear-type support, which comprises an annular support plate 1, support columns 11, a bearing bottom plate 6 and a drop receiving device, wherein the annular support plate 1 is connected with the bearing bottom plate 6 through a plurality of support columns 11, the upper surface of the annular support plate 1 is provided with a groove 5 for matching and positioning the ear-type support 4 of the spherical gas cylinder 3, the ear-type support 4 of the spherical gas cylinder 3 is fixedly connected in the groove 5, and the position of the groove 5 corresponds to the position of the support column 11; the bearing bottom plate 6 on the inner side of the supporting column 11 is provided with lightening holes 9, so that the whole tool is lighter in weight and convenient to use; a falling bearing device is arranged below the spherical gas cylinder 3 and connected to the annular supporting plate 1 on the inner side of the supporting column 11.

The number that support column 11, recess 5 set up is corresponding with 4 numbers of ear formula support of spherical gas cylinder 3, as shown in fig. 1, and the number of ear formula support 4 of spherical gas cylinder 3 is four, from this the utility model discloses four support columns 11, four recesses 5 have been set up, use with the cooperation of ear formula support 4.

Ear formula support 4 of spherical gas cylinder 3 passes through bolt 2, gasket 7 fixed connection in recess 5, through bolt 2 with ear formula support 4, annular support plate 1, support column 11 fixed connection.

Referring to fig. 1 and 3, the falling supporting device comprises an annular mounting plate 13 and a supporting net bag 10, the supporting net bag 10 is fixedly connected below the annular mounting plate 13, and the annular mounting plate 13 is connected to the annular supporting plate 1 on the inner side of the supporting column 11 through a bolt 2 and a nut 8; therefore, the drop receiving device can be mounted and dismounted, and the annular mounting plate 13 and the annular support plate 1 are provided with corresponding mounting holes in a distributed mode so as to be matched with the mounting of the bolt 2 and the nut 8. If in the vibration test process, in case the problem of the split welding of the ear type support 4 and the bottle body occurs, the phenomenon that the bottle body drops is very likely to occur, the receiving net bag 10 of the dropping receiving device can be used for receiving the bottle body, the bottle body is prevented from dropping and being damaged, and the bottle body can be well protected.

The four corners of the bearing bottom plate 6 are provided with inner hexagon bolts 12, and the bearing bottom plate 6 is fixedly arranged on the vibration test bed through the inner hexagon bolts 12.

In the vibration test process, act on spherical gas cylinder 3 through external force, observe whether the welded junction of ear formula support 4 and bottle has the circumstances of opening the welding to take place, can judge whether the intensity of the welded junction of ear formula support 4 and bottle meets the demands.

It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.

Claims

1. The utility model provides a spherical gas cylinder vibration test auxiliary fixture with ear formula support, its characterized in that: the device comprises an annular supporting plate, supporting columns, a bearing bottom plate and a falling supporting device, wherein the annular supporting plate is connected with the bearing bottom plate through a plurality of supporting columns, a groove used for being matched with an ear type support seat for positioning a spherical gas cylinder is formed in the upper surface of the annular supporting plate, the ear type support seat of the spherical gas cylinder is fixedly connected into the groove, and the position of the groove corresponds to the positions of the supporting columns; the bearing bottom plate on the inner side of the support column is provided with a lightening hole, the falling bearing device is arranged below the spherical gas cylinder, and the falling bearing device is connected to the annular support plate on the inner side of the support column.

2. The spherical gas cylinder vibration test auxiliary fixing tool with the ear type support according to claim 1, is characterized in that: the number of the supporting columns and the number of the grooves correspond to the number of the lug type supports of the spherical gas cylinder.

3. The spherical gas cylinder vibration test auxiliary fixing tool with the ear type support according to claim 1, is characterized in that: ear formula support of spherical gas cylinder passes through in bolt, gasket fixed connection the recess, through the bolt with ear formula support, annular support plate, support column fixed connection.

4. The spherical gas cylinder vibration test auxiliary fixing tool with the ear type support according to claim 1, is characterized in that: the drop supporting device comprises an annular mounting plate and a supporting net bag, the supporting net bag is fixedly connected below the annular mounting plate, and the annular mounting plate is connected to an annular supporting plate on the inner side of the supporting column through bolts and nuts.

5. The spherical gas cylinder vibration test auxiliary fixing tool with the ear type support according to claim 1, is characterized in that: and inner hexagon bolts are arranged at the four corners of the bearing bottom plate, and the bearing bottom plate is fixedly arranged on the vibration test bed through the inner hexagon bolts.