CN202878162U - Rear nitrogen cylinder overhauling device - Google Patents
Rear nitrogen cylinder overhauling device Download PDFInfo
- Publication number
- CN202878162U CN202878162U CN 201220571609 CN201220571609U CN202878162U CN 202878162 U CN202878162 U CN 202878162U CN 201220571609 CN201220571609 CN 201220571609 CN 201220571609 U CN201220571609 U CN 201220571609U CN 202878162 U CN202878162 U CN 202878162U
- Authority
- CN
- China
- Prior art keywords
- main body
- body rack
- snap ring
- nitrogen cylinder
- nut
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 44
- 239000003351 stiffener Substances 0.000 claims description 10
- 238000012360 testing method Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 15
- 239000003245 coal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a rear nitrogen cylinder overhauling device which comprises a base plate. A first main body support and a second main body support are symmetrically and vertically arranged on the base plate and rectangular. A first snap ring which is arc-shaped is arranged on one side, close to the second main body support, of the first main body support, the arc-shaped face of the first snap ring faces toward the second main body support, and a nut is arranged on the second main body support. The nut is perpendicular to the long-axis direction of the second main body support and penetrates through the second main body support. A connection rod is arranged in the position, close to the inside of the first main body support, of the nut and can move corresponding to the nut in a coaxial mode. A second snap ring is arranged at one end, close to the first main body support, of the connection rod. The centers of the second snap ring and the first snap ring are on a same straight line, the inside, far way from the first main body support, of the nut is connected with a bolt in a screwed mode. By utilization of the device, various overhauling technology requirements of a rear nitrogen cylinder disassembling and assembling and a hydraulic test can be simultaneously met, the overhauling efficiency of the rear nitrogen cylinder is greatly improved, and back repair rates of the rear nitrogen cylinder and labor intensity of workers are greatly reduced.
Description
Technical field
The utility model relates to a kind of apparatus for examination and repair, particularly relates to nitrogen cylinder apparatus for examination and repair behind a kind of truck.
Background technology
China is big coal country, and a large amount of open coal mines are arranged.Open coal mine is in recovery process, and the ground in colliery and Coal Transport mainly rely on dump truck to finish, and the turning to of truck, the functions such as the support of railway carriage or compartment bucket, lifting, damping are mainly finished by hydraulic jack and the nitrogen cylinder of different parts.
The nitrogen cylinder is a telescopic cylinder device wherein, is positioned at the rear portion of car, is installed in the rear portion of each longeron of main car frame, under the railway carriage or compartment bucket, the top of rear axle box assembly.Has shock-absorbing function; be mainly reflected in fully loaded or the unloaded process; when tire and something (such as hole, hole, rock etc.) generation bump; the railway carriage or compartment bucket is played the effect of damping; reduce the jerk power that the railway carriage or compartment bucket produces in the truck traveling process; the parts of protection truck body main body operate steadily truck.
Along with the increase of the truck operation time limit, and be subject to the impact of the factors such as road conditions, environment, production task are heavy, rear nitrogen cylinder fault rate also increases thereupon.Because the special use of nitrogen cylinder is overhauled and the pressure test checkout gear after there is no truck, cause in the maintenance technique of rear nitrogen cylinder without one step of pressure test experience, rely on maintenance worker's experience to carry out rear nitrogen cylinder assembling maintenance fully, Awaiting Overhaul finishes, and determines by the entrucking trial run whether maintenance nitrogen cylinder exists the maintenance defective.
Approximately about 10% there are the maintenance defectives in oil cylinder rear nitrogen cylinder is found maintenance in installation trial run process after, and the oil cylinder after the maintenance only is about 70% of standard service life service life.And be lower than standard service life and cause service life overhaul efficiency, repair quality lower, the rear nitrogen cylinder cycle of operation after the maintenance shortens, and directly has influence on the labour intensity with the maintainer finished of production task.
In addition, oil sealing seepage, group cylinder, end cap and the cylinder body sand holes and the micro-crack that occur for nitrogen cylinder behind the smooth solution truck cause gas leakage and other rare fault such as impact failure.Overhaul efficiency and the repair quality of nitrogen cylinder behind the raising truck for the truck maintenance provides sufficient rear nitrogen cylinder assembly spare part, satisfy the requirement of production maintenance.Therefore need design and produce that a nested structure is simple and easy, flexible operation and can satisfy simultaneously after the repairing auxiliary device of the dismounting of nitrogen cylinder, assembling and three technological requirements of pressure test to improve the rear nitrogen cylinder cycle of operation after the maintenance.
The utility model content
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of rear nitrogen cylinder apparatus for examination and repair, described rear nitrogen cylinder apparatus for examination and repair comprises a base plate, vertically be symmetrically arranged with the first rectangular-shaped main body rack and the second main body rack on the described base plate, be provided with the first snap ring of a circular arc on described the first main body rack near a side of the second main body rack, the arc surface of described the first snap ring is to the second main body rack, be provided with a nut on described the second main body rack, the long axis direction of vertical described the second main body rack of described nut also runs through described the second main body rack, described nut can be relative to the coaxial connecting rod that moves of described nut near being provided with one in the first main body rack, described connecting rod is provided with the second snap ring near the first main body rack one end, the center of circle of described the second snap ring and the first snap ring is on same straight line, and described nut is away from the bolt that is spirally connected in the first main body rack.
Preferably, described the first main body rack is away from being provided with the first connecting plate between described the second main body rack one end top and the described base plate, described the second main body rack is away from being provided with the second connecting plate between the first main body rack top and the described base plate, described the first connecting plate and described the first main body rack and described the second connecting plate and described the second main body rack form respectively an angle, and described nut runs through described the second connecting plate.
Preferably, described the first snap ring and described the second snap ring are semi-circular shape all, and radius is identical.
Preferably, described bolt is provided with an annulus handle away from the first main body rack one end, the disc that the vertical described annulus handle of described nut forms evenly is provided with three supports on the described annulus handle circumference, and described annulus handle is connected in described bolt by three supports.
Preferably, described bolt runs through near described annulus handle one end and is provided with one and adds the square hole.
Preferably, described the first main body rack and described the second main body rack top are provided with an annular stiffener, described annular stiffener is external in around described the first main body rack and the second main body rack top, and the interior radius of circle of described annular stiffener is greater than the radius of the first snap ring.
Behind nitrogen cylinder apparatus for examination and repair behind application the utility model, because simple structure, flexible operation and can satisfy simultaneously afterwards nitrogen cylinder dismounting, assembling and three technological requirements of pressure test, reduced workload, reduced difficulty of construction, and the rear nitrogen cylinder cycle of operation repair quality qualification rate after the maintenance has reached 100%, be near the mark service life service life, really reached the purpose of this utility model.
Description of drawings
Below, in connection with accompanying drawing specific embodiments of the present invention is further described in detail, wherein:
Fig. 1 is plane of the present utility model.
1-base plate wherein, 2-the first main body rack, 3-the second main body rack, 4-the first snap ring, the 5-nut, the 6-connecting rod, 7-the second snap ring, the 8-bolt, 9-the first connecting plate, 10-the second connecting plate, 11-annulus handle, 12-support, 13-add the square hole, the 14-stiffener.
The specific embodiment
Below in conjunction with the described embodiment of accompanying drawing rear nitrogen cylinder apparatus for examination and repair of the present utility model is further described.
With reference to Fig. 1, according to a kind of rear nitrogen cylinder apparatus for examination and repair of the present utility model, comprise a base plate 1, vertically be symmetrically arranged with the first rectangular-shaped main body rack 2 and the second main body rack 3 on the described base plate 1, those of ordinary skills are clear, the shape of first and second main body rack is as limit, can also be trapezoidal, square bodily form etc.
Be provided with the first snap ring 4 of a circular arc on described the first main body rack 2 near a side of the second main body rack 3, nitrogen cylinder (not shown) pressure after those of ordinary skills reduce when knowing the first snap ring of circular arc and the second snap ring just for nitrogen cylinder (not shown) after clamping is not as limit.The arc surface of described the first snap ring 4 is to the second main body rack 3, be provided with a nut 5 on described the second main body rack 3, the long axis direction of described nut 5 vertical described the second main body racks 3 also runs through described the second main body rack 3, described nut 5 can be relative to the described nut 5 coaxial connecting rods that move 6 near being provided with one in the first main body rack 2, described connecting rod 6 is provided with the second snap ring 7 near the first main body rack 2 one ends, the center of circle of described the second snap ring 7 and the first snap ring 4 is on same straight line, and described nut 5 is away from the bolt 8 that is spirally connected in the first main body rack 2.
Described the first main body rack 2 is away from being provided with the first connecting plate 9 between described the second main body rack 3 one end tops and the described base plate 1, described the second main body rack 3 is away from being provided with the second connecting plate 10 between the first main body rack 2 tops and the described base plate 1, described the first connecting plate 9 forms respectively an angle with described the first main body rack 2 and described the second connecting plate 10 with described the second main body rack 3, and described nut 5 runs through described the second connecting plate 10.
Described the first snap ring 4 is two semicircular ring that an annulus cuts with described the second snap ring 7.Described bolt 5 is provided with an annulus handle 11 away from the first main body rack 2 one ends, the disc that described nut 5 vertical described annulus handles 11 form, evenly be provided with three supports 12 on described annulus handle 11 circumference, described annulus handle 11 is connected in described bolt 5 by three supports 12.Described bolt 5 runs through near described annulus handle 11 1 ends and is provided with one and adds square hole 13.
Described the first main body rack 2 is provided with an annular stiffener 14 with described the second main body rack 3 tops, described annular stiffener 14 is external in around described the first main body rack 2 and the second main body rack 3 tops, and the interior radius of circle of described annular stiffener 14 is greater than the radius of the first snap ring 4 and the second snap ring 7.
" setting " mentioned herein or " connection " refer to weld, be spirally connected, rivet, engage and/or their those of ordinary skills such as combination connected mode clearly.
When utilizing rear nitrogen cylinder apparatus for examination and repair maintenance of the present utility model and the rear nitrogen cylinder (not shown) of test, utilize the cantilever (not shown) that rear nitrogen cylinder (not shown) is sling, slowly put into the first snap ring 2 and the second snap ring 3, then rotational circle annular handle 11, bolt 8 is fed to the first snap ring 4, eject connecting rod 6, impel the first snap ring 4 and the rear nitrogen cylinder (not shown) of the second snap ring 7 lockings, recycling adds square bar (not shown) passes and adds square hole 13, bolt 8 is screwed again add square.After rear nitrogen cylinder (not shown) is fixing, carry out dismounting, assembling or the bulge test of rear nitrogen cylinder (not shown) according to the maintenance technological standards.
Although describe rear nitrogen cylinder apparatus for examination and repair of the present utility model in detail with reference to specific embodiments; but it is to be noted; above-described embodiment is only for illustration of the utility model; and be not to be to restriction of the present utility model; those of ordinary skill in the art is clear; in the situation that do not depart from spirit and scope of the present utility model, making some variations and modification on the basis of above-described embodiment all is the scope that the utility model is protected.
Claims (6)
1. nitrogen cylinder apparatus for examination and repair after a kind, it is characterized in that, described rear nitrogen cylinder apparatus for examination and repair comprises a base plate, vertically be symmetrically arranged with the first rectangular-shaped main body rack and the second main body rack on the described base plate, be provided with the first snap ring of a circular arc on described the first main body rack near a side of the second main body rack, the arc surface of described the first snap ring is to the second main body rack, be provided with a nut on described the second main body rack, the long axis direction of vertical described the second main body rack of described nut also runs through described the second main body rack, described nut can be relative to the coaxial connecting rod that moves of described nut near being provided with one in the first main body rack, described connecting rod is provided with the second snap ring near the first main body rack one end, the center of circle of described the second snap ring and the first snap ring is on same straight line, and described nut is away from the bolt that is spirally connected in the first main body rack.
2. rear nitrogen cylinder apparatus for examination and repair according to claim 1, it is characterized in that, described the first main body rack is away from being provided with the first connecting plate between described the second main body rack one end top and the described base plate, described the second main body rack is away from being provided with the second connecting plate between the first main body rack top and the described base plate, described the first connecting plate and described the first main body rack and described the second connecting plate and described the second main body rack form respectively an angle, and described nut runs through described the second connecting plate.
3. rear nitrogen cylinder apparatus for examination and repair according to claim 1 and 2 is characterized in that, described the first snap ring and described the second snap ring are semi-circular shape all, and radius is identical.
4. rear nitrogen cylinder apparatus for examination and repair according to claim 1 and 2, it is characterized in that, described bolt is provided with an annulus handle away from the first main body rack one end, the disc that the vertical described annulus handle of described nut forms, evenly be provided with three supports on the described annulus handle circumference, described annulus handle is connected in described bolt by three supports.
5. rear nitrogen cylinder apparatus for examination and repair according to claim 4 is characterized in that, described bolt runs through near described annulus handle one end and is provided with one and adds the square hole.
6. rear nitrogen cylinder apparatus for examination and repair according to claim 1 and 2, it is characterized in that, described the first main body rack and described the second main body rack top are provided with an annular stiffener, described annular stiffener is external in around described the first main body rack and the second main body rack top, and the interior radius of circle of described annular stiffener is greater than the radius of the first snap ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220571609 CN202878162U (en) | 2012-11-01 | 2012-11-01 | Rear nitrogen cylinder overhauling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220571609 CN202878162U (en) | 2012-11-01 | 2012-11-01 | Rear nitrogen cylinder overhauling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202878162U true CN202878162U (en) | 2013-04-17 |
Family
ID=48069627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220571609 Expired - Lifetime CN202878162U (en) | 2012-11-01 | 2012-11-01 | Rear nitrogen cylinder overhauling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202878162U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103612227A (en) * | 2013-11-27 | 2014-03-05 | 长城汽车股份有限公司 | Seat waist support measuring clamp |
| CN103753097A (en) * | 2013-12-31 | 2014-04-30 | 中信戴卡股份有限公司 | Online roundness correcting device of vehicle wheels |
| CN104128738A (en) * | 2014-06-30 | 2014-11-05 | 天津钢铁集团有限公司 | Repair method of suspension conveyor C-type hook |
-
2012
- 2012-11-01 CN CN 201220571609 patent/CN202878162U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103612227A (en) * | 2013-11-27 | 2014-03-05 | 长城汽车股份有限公司 | Seat waist support measuring clamp |
| CN103612227B (en) * | 2013-11-27 | 2015-07-01 | 长城汽车股份有限公司 | Seat waist support measuring clamp |
| CN103753097A (en) * | 2013-12-31 | 2014-04-30 | 中信戴卡股份有限公司 | Online roundness correcting device of vehicle wheels |
| CN104128738A (en) * | 2014-06-30 | 2014-11-05 | 天津钢铁集团有限公司 | Repair method of suspension conveyor C-type hook |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130417 |