CN209778077U

CN209778077U - Detachable high-low temperature experimental device for large-scale component

Info

Publication number: CN209778077U
Application number: CN201920375604.2U
Authority: CN
Inventors: 潘昌勇; 江华; 张爱华
Original assignee: GUIZHOU AEROSPACE VOCATIONAL AND TECHNICAL COLLEGE
Current assignee: GUIZHOU AEROSPACE VOCATIONAL AND TECHNICAL COLLEGE
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2019-12-13
Anticipated expiration: 2029-03-22

Abstract

The utility model belongs to high low temperature operating mode experiment field specifically discloses a large-scale component high low temperature experimental apparatus of dismantlement formula, including the bottom plate, the both ends symmetry of bottom plate is provided with two sets of coupling assembling, and coupling assembling includes from last to can dismantle the upper rack, transition support, supporting component and the base of connecting down in proper order, and the longitudinal section of upper rack is triangle-shaped, and supporting component includes upright post and bearing diagonal post, can dismantle between two sets of coupling assembling's the upper rack and be connected with the girder. Adopt the utility model discloses a scheme is through the mode of module combination for this device convenient dismantlement is accomodate.

Description

Detachable high-low temperature experimental device for large-scale component

Technical Field

The utility model belongs to high low temperature experiment field, concretely relates to large-scale component high low temperature experimental apparatus of dismantlement formula.

Background

The high-low temperature experiment is used for determining the storage, transportation and use adaptability of the product in a high-temperature or low-temperature environment, and the high-low temperature experiment is required in the production process of electronic products or aerospace products. Particularly, aerospace products often need to work in high and low temperature environments, and it is very necessary to perform ground high and low temperature simulation experiments before the products are formally used.

High low temperature experimental box need be used when carrying out high low temperature simulation experiment among the prior art, to large-scale component, need use the experiment frame when putting into the experimental box, place or hoist and mount large-scale component on the experiment frame to satisfy different experimental requirements, consequently, the size of experiment frame must be bigger than large-scale component, such experiment frame is difficult when getting into the experimental box and gets into, and the experiment frame is after using up, also difficult accomodating.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large-scale component of dismantlement formula high low temperature experimental apparatus to solve the difficult problem of accomodating of large-scale experiment frame.

In order to achieve the above purpose, the basic scheme of the utility model is as follows: the high low temperature experimental apparatus of large-scale component of dismantlement formula, comprising a base plate, the both ends symmetry of bottom plate is provided with two sets of coupling assembling, coupling assembling includes from last to can dismantling the upper ledge of connecting down in proper order, transition support, supporting component and base, the longitudinal section of upper ledge is triangle-shaped, supporting component includes upright post and oblique stand, the upper end of upright post, oblique stand is all connected on the upper ledge, the lower extreme of upright post, oblique stand is all connected on the base, can dismantle between two sets of coupling assembling's the upper ledge and be connected with the girder.

The theory of operation and the beneficial effect of this basic scheme lie in:

1. The bottom plate is used for laying in high low temperature experimental box suitable position, and coupling assembling connects on the bottom plate, and coupling assembling is used for supporting the girder, can hoist and mount large-scale component on the girder. Specifically, the base is used for being connected with the bottom plate, and upright post and oblique upright post are used for supporting the upper bracket, and the transition support is used for increasing the joint strength of upright post, oblique upright post and upper bracket.

2. The longitudinal section of putting on the shelf is the triangle-shaped structure, and the triangle-shaped structure is comparatively stable, and is better to the supporting effect of putting on the shelf.

3. The spare part of this device all adopts the mode of dismantling the connection, can dismantle when accomodating and open and accomodate, is convenient for accomodate. When entering into high low temperature experimental box, also can assemble in transporting the experimental box with spare part alone, when the business turn over of experimental box, export is less, conveniently carries into the experimental box.

Furthermore, a waist-shaped hole for installing the girder is arranged on the upper frame.

Has the advantages that: the crossbeam can slide in waist shape hole, can adjust the position on the upper bracket of crossbeam according to experimental products requirement.

Further, a plurality of universal wheels are all installed to the base lower extreme.

Has the advantages that: the base is conveniently pushed to move, and after the device is disassembled, the disassembled component can be placed on the base, and the base is directly pushed to move.

Furthermore, the universal wheel is also provided with a braking part for limiting the universal wheel, the braking part comprises a rotating pin which is rotatably connected with the circle center of the universal wheel and a friction plate for grabbing the ground, and the friction plate can be attached to the bottom plate in the rotating process of the braking part.

Has the advantages that: through rotating the braking piece, the friction plate is attached to the bottom plate, the rotating resistance of the universal wheel is increased, and the universal wheel is self-locked. The braking part is arranged, so that the base is prevented from moving in the high-low temperature experiment box automatically in the experiment process.

Furthermore, a lower frame pull rod is detachably connected between the two bases, and an upper frame pull rod is detachably connected between the two upper frames.

Has the advantages that: compare and link together two sets of coupling assembling through the girder only, set up the joint strength that two sets of coupling assembling can be multiplicable to put on the shelf pull rod and lower carriage pull rod for the connection of this device is firm more reliable.

Furthermore, the bottom plate is formed by splicing a plurality of connecting plates which are detachably connected together.

Has the advantages that: the large-size bottom plate is divided into a plurality of connecting plates with small sizes, so that on one hand, the length and width of the bottom plate can be adaptively adjusted during connection, and the experimental requirements can be better met; on the other hand, the connecting plate is small in size and is better accommodated.

Further, the support adjustment structure with adjustable height is installed to the base lower extreme, and the support adjustment structure includes threaded connection at the screw rod of base lower extreme, and the screw rod lower extreme is equipped with and is used for the fixed subassembly with the bottom plate.

Has the advantages that: through the rotating screw rod, can make the length that the screw rod lower extreme stretches out the base change to distance between better adjustment base and the bottom plate, and then the height of adjustment upper beam, better satisfied experiment demand.

Furthermore, the fixing component comprises a fixing disc fixed at the lower end of the screw rod, a clamping groove is formed in the lower end of the fixing disc, and a clamping block used for being clamped into the clamping groove is arranged on the bottom plate.

has the advantages that: the contact area of the screw and the base plate is increased through the fixed disc, so that the support is more stable. The fixed disc is clamped with the bottom plate, so that the processing is better and the cost is lower.

further, the support adjusting structure is provided with at least two groups.

Has the advantages that: the number of the supporting points of the base is increased so as to obtain better supporting strength.

Further, at least two upright columns and at least two inclined upright columns of each group of connecting components are arranged.

Has the advantages that: the number of supporting points for the upper frame can be increased, and the upper frame is more stably supported.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

Fig. 3 is an enlarged view of a portion B in fig. 1.

Detailed Description

The following is further detailed by way of specific embodiments:

Reference numerals in the drawings of the specification include: girder 1, upper bracket 2, oblique upright column 3, upright column 4, transition support 5, base 6, universal wheel 7, support adjustment structure 8, connecting plate 9, connecting block 10, lower bracket pull rod 11, upper bracket pull rod 12, swing bolt 13, screw rod 14, fixed disk 15, rotation handle 16, arresting member 17.

The embodiment is basically as shown in the attached figure 1: dismantlement formula large-scale component high low temperature experimental apparatus, including the bottom plate, the bottom plate is formed by dismantling the concatenation of a plurality of connecting plates 9 that link together, is in the same place through connecting block 10 joint between the adjacent connecting plate 9, and is concrete, and the connecting block 10 lower extreme is equipped with the joint post, is equipped with the joint groove that supplies joint post card to go into on the connecting plate 9, goes into the joint inslot with joint post card, can realize the concatenation of connecting plate 9. According to required experimental requirements, the positions of the connecting plates 9 can be arranged, so that the length and width of the finally spliced bottom plate are different, and the adaptability is higher.

The both ends of bottom plate all are equipped with coupling assembling, and two sets of coupling assembling set up along the central line symmetry of bottom plate, coupling assembling includes from last to dismantling the upper ledge 2 of connecting down in proper order, transition support 5, supporting component and base 6, the longitudinal section of upper ledge 2 is triangle-shaped, supporting component includes upright post 4 and oblique stand 3, it is concrete, upright post 4, the lower extreme of oblique stand 3 all passes through the bolt fastening on base 6, upright post 3 to one side, the upper end of upright post 4 all passes through the bolt and the transition support 5 is connected. As shown in fig. 2, the transition support 5 and the upper frame 2 are connected by means of a pivot bolt 13. The number of the upright columns 4 and the inclined upright columns 3 of each group of connecting components is at least two, and in the embodiment, the number of the upright columns 4 and the inclined upright columns 3 of each group of connecting components is three.

Can dismantle between two bases 6 and be connected with lower carriage pull rod 11, can dismantle between two upper framves 2 and be connected with upper carriage pull rod 12, it is specific, lower carriage pull rod 11 passes through bolted connection between two bases 6, and upper carriage pull rod 12 also passes through bolted connection between two upper framves 2. In this embodiment, the upper frame pull rod 12 and the lower frame pull rod 11 are both provided with two pieces, and one piece or no piece can be provided according to the experimental product condition.

Girder 1 can be dismantled between two sets of coupling assembling's the upper bracket 2 and be connected with, specifically, be equipped with on the upper bracket 2 and supply the gliding waist shape hole of girder 1, the both ends of girder 1 insert waist shape downthehole, girder 1 can slide in waist shape hole.

A plurality of universal wheels 7 are all installed to 6 lower extremes of base, and in this embodiment, base 6 is the cuboid structure, and the four corners department of 6 lower extremes of base all is fixed with the connecting rod, and the connecting rod lower extreme rotates and is connected with universal wheel 7, and four universal wheels 7 are all installed to 6 lower extremes of every base promptly. Referring to fig. 3, the universal wheel 7 is further provided with a braking member 17 for limiting the universal wheel 7, the braking member 17 includes rotating pins rotatably connected to the centers of the two end faces of the universal wheel 7, an arc-shaped piece is integrally formed between the two rotating pins, a friction plate is integrally formed at one end of the arc-shaped piece, which is far away from the connecting rod, the braking member 17 rotates counterclockwise, and the friction plate can be attached to the bottom plate.

Support adjustment structure 8 with adjustable height is installed to 6 lower extremes of base, and support adjustment structure 8 includes threaded connection at the screw rod 14 of 6 lower extremes of base, and 14 upper ends of screw rods are fixed with rotation handle 16, and 14 lower extremes of screw rods are equipped with and are used for the fixed subassembly of fixing with the bottom plate. The fixing component comprises a fixing disc 15 fixed at the lower end of the screw 14, a clamping groove is formed in the lower end of the fixing disc 15, and a clamping block used for being clamped into the clamping groove is arranged on the bottom plate. The support adjustment structure 8 is equipped with the multiunit, and in this application, the support adjustment structure 8 is equipped with two sets ofly, and sets up the middle part at base 6.

In order to ensure that the product is tested at high and low temperatures within +/-100 ℃, all parts in the device are made of 0Cr18Ni9 material, so that the device has enough mechanical properties at high and low temperatures, and can be used for a long time without oxidation and rusting.

The specific implementation process is as follows:

All parts of the device are placed in a high-low temperature experiment box, and a hand-operated block is taken out. The device comprises the following specific installation steps:

1. Laying the connecting plates 9 at proper positions of the high and low temperature experiment box, connecting the connecting plates 9 by using the connecting blocks 10 to form a bottom plate, and ensuring the flatness of the bottom plate in the connecting process so that the connecting plates 9 are completely attached to the bottom of the high and low temperature experiment box;

2. The base 6 is placed on the bottom plate, the braking piece 17 is rotated, so that the friction plate is attached to the bottom plate, the rotating resistance of the universal wheel 7 is increased, and the universal wheel 7 is self-locked.

3. The upright post 4 and the inclined upright post 3 are hoisted to the base 6 through a hand hoist, and the upright post 4 and the inclined upright post 3 are fastened on the base 6 through bolts.

3. And the transition support 5 is fastened at the upper ends of the upright post 4 and the inclined upright post 3 through bolts.

4. After the positions of the two groups of connecting components are adjusted, the bases 6 on the left side and the right side are connected through bolts by using 2 lower frame pull rods 11.

5. the upper frame 2 is hoisted to the upper part of the transition support 5 by a hand hoist, and the upper frame 2 and the transition support 5 are connected together by an eyelet bolt 13.

6. The upper frame tie bar 12 is connected to the left and right upper frames 2, and the upper frame 2 and the upper frame tie bar 12 are also fastened using the swing bolt 13.

7. the handle 16 is rotated to change the length of the lower end extending out of the base 6, and the distance between the base 6 and the bottom plate is adjusted to a desired length. The assembled device is adjusted to a proper height by the supporting and adjusting mechanism, so that the universal wheel 7 on the base 6 is separated from the bottom plate. The fixed disc 15 is clamped with the bottom plate to fix the base 6 on the bottom plate.

8. The girder 1 is hoisted to the upper portion of the upper frame 2 through the hand hoist, so that the girder 1 is inserted into the waist-shaped holes of the two upper frames 2, the mounting position of the girder 1 in the waist-shaped holes is adjusted according to a large amount of sliding of experimental products, and the girder is firmly connected through bolts.

And finally, the steel plate is arranged at the corresponding position on the girder 1 according to the installation requirement of the experimental product, so that the experiment can be carried out. After the experiment, dismantle this device according to above-mentioned opposite step, if high low temperature experiment box business turn over door is enough high, the upper ledge 2 can not dismantle, and two sets of coupling assembling parts separate the back, utilize 7 direct thrusts of universal wheel to formulate the position of accomodating can.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. Dismantlement formula large-scale component high low temperature experimental apparatus, its characterized in that: including the bottom plate, the both ends symmetry of bottom plate is provided with two sets of coupling assembling, and coupling assembling includes from last to can dismantle the upper ledge, transition support, supporting component and the base of connecting down in proper order, and the longitudinal section of upper ledge is triangle-shaped, and supporting component includes upright post and oblique stand, and the upper end of upright post, oblique stand is all connected on the upper ledge, and the lower extreme of upright post, oblique stand is all connected on the base, can dismantle between two sets of coupling assembling's the upper ledge and be connected with the girder.

2. The high and low temperature experimental device for the disassembled large-scale component according to claim 1 is characterized in that: and a waist-shaped hole for mounting the girder is arranged on the upper frame.

3. The high and low temperature experimental device for the disassembled large-scale component according to claim 1 is characterized in that: a plurality of universal wheels are installed at the lower end of the base.

4. The high and low temperature experimental device for the disassembled large-scale component according to claim 3 is characterized in that: the universal wheel is further provided with a braking part used for limiting the universal wheel, the braking part comprises a rotating pin and a friction plate, the rotating pin is rotatably connected to the circle center of the universal wheel, the friction plate is used for grabbing the ground, and the friction plate can be attached to the bottom plate in the rotating process of the braking part.

5. the high and low temperature experimental device for the disassembled large-scale component according to claim 1 is characterized in that: the two bases are detachably connected with a lower frame pull rod, and the two upper frames are detachably connected with an upper frame pull rod.

6. the high and low temperature experimental device for the disassembled large-scale component according to claim 1 is characterized in that: the bottom plate is formed by splicing a plurality of connecting plates which are detachably connected together.

7. The high and low temperature experimental device for the disassembled large-scale component according to claim 1 is characterized in that: the support adjustment structure with adjustable height is installed to the base lower extreme, and the support adjustment structure includes threaded connection at the screw rod of base lower extreme, and the screw rod lower extreme is equipped with and is used for the fixed subassembly with the bottom plate.

8. The large-scale component high and low temperature experimental apparatus of dismantlement formula of claim 7, characterized in that: the fixing component comprises a fixing disc fixed at the lower end of the screw rod, a clamping groove is formed in the lower end of the fixing disc, and a clamping block used for being clamped into the clamping groove is arranged on the bottom plate.

9. The large-scale component high and low temperature experimental apparatus of dismantlement formula of claim 8, characterized in that: the support adjusting structure is provided with at least two groups.

10. The high and low temperature experimental device for the disassembled large-scale component according to claim 1 is characterized in that: at least two upright columns and at least two inclined upright columns of each group of connecting components are arranged.