CN204479252U - The structure for pressure test of final drive casing - Google Patents
The structure for pressure test of final drive casing Download PDFInfo
- Publication number
- CN204479252U CN204479252U CN201520193760.9U CN201520193760U CN204479252U CN 204479252 U CN204479252 U CN 204479252U CN 201520193760 U CN201520193760 U CN 201520193760U CN 204479252 U CN204479252 U CN 204479252U
- Authority
- CN
- China
- Prior art keywords
- base housing
- final drive
- drive casing
- connecting pipe
- support column
- 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 - Fee Related
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 27
- 210000004907 gland Anatomy 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000105 evaporative light scattering detection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a kind of structure for pressure test of final drive casing, it comprises stationary installation, pressue device and packoff, and described stationary installation is made up of fixed mount, base housing, multiple support column, multiple pressing plate, multiple bolt, gland and bearing pin; Described pressue device is made up of the first connecting pipe, tensimeter, the second connecting pipe, blowdown valve and air compressor.The utility model can Self-pressurizing agri, and ensure the stable of hydraulic pressure, it is simple to operate, can detect sealing and the intensity of final drive casing simultaneously, improve detection efficiency.
Description
Technical field
The utility model belongs to a kind of test unit of processing automobile, especially a kind of structure for pressure test of final drive casing.
Background technology
Because bevel housing is equivalent to an airtight container, its intensity and sealing must be ensured, ensure housing pore-free, crackle, housing part in compression and weld seam position ne-leakage phenomenon.The shortcomings such as the eighties in 20th century, final drive casing structure for pressure test adopts manual pressure mode, there is pressure transient, and operation is heavy, inefficiency, and labor strength is high.Given this, be necessary that design one can Self-pressurizing agri, keep the structure for pressure test of pressure stability.
201320454977.1 disclose a kind of final drive casing leakage testing device, comprise casing, tensimeter, base plate, portable plate and air injection pipe, casing internal fixtion base plate, push-and-pull cylinder is set below base plate, base plate slides and installs the cylinder rod of guidepost and push-and-pull cylinder, portable plate is connected to the cylinder rod upper end of guidepost and push-and-pull cylinder, clamping cylinder above portable plate is assembled by link, the cylinder rod of top clamping cylinder is provided with clamping head, clamping head connects air injection pipe, portable plate is assembled both sides clamping cylinder, the cylinder rod of two clamping cylinders is equipped with and steps up head, this utility model is mainly to the sealing test of final drive casing, the pressure of main reducing gear is not tested, be necessary that design is a kind of and can detect the intensity of main reducing gear and the structure for pressure test of sealing simultaneously.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of final drive casing structure for pressure test, can Self-pressurizing agri, and ensure the stable of hydraulic pressure, it is simple to operate, improves detection efficiency.
The technical solution of the utility model is achieved in that
A structure for pressure test for final drive casing, is characterized in that comprising: stationary installation, pressue device and packoff, wherein,
Described stationary installation is made up of fixed mount, base housing, multiple support column, multiple pressing plate, multiple bolt, gland and bearing pin, described base housing is packed on described fixed mount, described base housing is provided with a base support column, described support column is fixed on described base housing, described pressing plate one end is pressed in the upper surface of described support column, this pressing plate is connected on described base housing by described bolt, described bearing pin one end is connected in described base support column, and the other end is provided with described gland, plain cushion and a nut;
Described pressue device is made up of the first connecting pipe, tensimeter, the second connecting pipe, blowdown valve and air compressor, described first connecting pipe and tensimeter are arranged on the side of described base housing, described second connecting pipe is arranged on the opposite side of described base housing, described first connecting pipe is connected with described air compressor with by a draft tube, described draft tube is provided with a pressure charging valve, described second connecting pipe connects an escape pipe, and described escape pipe is provided with a blowdown valve.
In the structure for pressure test of this final drive casing of the present utility model, described packoff is multiple O shape circle, and described base housing and gland are provided with groove, and described O shape circle is arranged in described groove.
In the structure for pressure test of this final drive casing of the present utility model, described air compressor is provided with universal wheel.
In the structure for pressure test of this final drive casing of the present utility model, described base housing is welded on described fixed mount, and described support column is welded on described base housing.
In the structure for pressure test of this final drive casing of the present utility model, described draft tube and escape pipe are rubber tube.
The structure for pressure test implementing this final drive casing of the present utility model has following beneficial effect: by air compressor voltage supply, constant pressure, efficiency is high, the labour intensity of workman is low, less demanding to the technical merit of workman, simple to operate, sealing and the intensity of final drive casing can be detected simultaneously, shorten operation, improve production efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the structure for pressure test of this final drive casing of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
The structure for pressure test of of the present utility model this final drive casing 280 as shown in Figure 1, comprises stationary installation, pressue device and packoff, and packoff is multiple O shape circle 320, wherein,
Described stationary installation is by fixed mount 100, base housing 110, multiple support column 120, multiple pressing plate 130, multiple bolt 140, gland 150 and bearing pin 180 form, described base housing 110 is packed on described fixed mount 100, described base housing 110 is provided with a base support column 190, described support column 120 is fixed on described base housing 110, described pressing plate 130 one end is pressed in the upper surface of described support column 120, the other end is pressed on final drive casing 280, final drive casing 280 and base housing 110 contact position are provided with groove 310, O shape circle 320 is installed in groove 310, the sealing of installation can be improved.This pressing plate 130 is connected on described base housing 110 by described bolt 140, described bearing pin 180 one end is connected in described base support column 190, the other end is provided with described gland 150, plain cushion 160 and a nut 170, gland about 150 is all provided with groove 310, O shape circle 320 is installed in groove 310, prevent gas leakage, affect test result; Plain cushion 160 is arranged on the top of gland 150, and when preventing set nut 170, nut 170 is by gland 150 crimp, the sealing of impact.
Described pressue device is made up of the first connecting pipe 210, tensimeter 270, second connecting pipe 220, blowdown valve 260 and air compressor 200, and described air compressor 200 is provided with universal wheel, convenient mobile, improves mass detection efficiency.Described first connecting pipe 210 and tensimeter 270 are arranged on the side of described base housing 110, described second connecting pipe 220 is arranged on the opposite side of described base housing 110, described first connecting pipe 210 is connected with described air compressor 200 by a draft tube 230, described draft tube 230 is provided with a pressure charging valve 240, described second connecting pipe 220 connects an escape pipe 250, described escape pipe 250 is provided with a blowdown valve 260, described draft tube 230 and escape pipe 250 are rubber tube, good airproof performance, convenient installation and dismounting.
Installation and the course of work of this structure for pressure test of the present utility model are as follows: first, by pressing plate 130, final drive casing 280 both sides are pressed on base housing 110, then bearing pin 180 is assembled from passing in final drive casing 280 above, threaded end is assembled in base support column 190; Play the effect of fixing one end.In housing, inject water, water level is lower than housing about 10mm; Again gland 150 is assembled on final drive casing 280, encloses 320 seal between gland 150 plane and final drive casing 280 plane with O shape, bearing pin 180 upper part is sealed by O shape circle 320 and plain cushion 160, then compresses with nut 170.Start air compressor 200, open pressure charging valve 240, air is directly inputted in base housing 110 through rubber tubing, data are reflected by tensimeter 270, record pressure value, judge that whether intensity and the impermeability of final drive casing 280 body be up to specification, after pressure testing terminates, by blowdown valve 260 pressure release.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a structure for pressure test for final drive casing, is characterized in that comprising: stationary installation, pressue device and packoff, wherein,
Described stationary installation is made up of fixed mount, base housing, multiple support column, multiple pressing plate, multiple bolt, gland and bearing pin, described base housing is packed on described fixed mount, described base housing is provided with a base support column, described support column is fixed on described base housing, described pressing plate one end is pressed in the upper surface of described support column, this pressing plate is connected on described base housing by described bolt, described bearing pin one end is connected in described base support column, and the other end is provided with described gland, plain cushion and a nut;
Described pressue device is made up of the first connecting pipe, tensimeter, the second connecting pipe, blowdown valve and air compressor, described first connecting pipe and tensimeter are arranged on the side of described base housing, described second connecting pipe is arranged on the opposite side of described base housing, described first connecting pipe is connected with described air compressor with by a draft tube, described draft tube is provided with a pressure charging valve, described second connecting pipe connects an escape pipe, and described escape pipe is provided with a blowdown valve.
2. the structure for pressure test of final drive casing according to claim 1, is characterized in that: described packoff is multiple O shape circle, and described base housing and gland are provided with groove, and described O shape circle is arranged in described groove.
3. the structure for pressure test of final drive casing according to claim 1, is characterized in that: described air compressor is provided with universal wheel.
4. the structure for pressure test of the final drive casing according to claims 1 to 3 any one, is characterized in that: described base housing is welded on described fixed mount, and described support column is welded on described base housing.
5. the structure for pressure test of the final drive casing according to claims 1 to 3 any one, is characterized in that: described draft tube and escape pipe are rubber tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520193760.9U CN204479252U (en) | 2015-04-01 | 2015-04-01 | The structure for pressure test of final drive casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520193760.9U CN204479252U (en) | 2015-04-01 | 2015-04-01 | The structure for pressure test of final drive casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204479252U true CN204479252U (en) | 2015-07-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520193760.9U Expired - Fee Related CN204479252U (en) | 2015-04-01 | 2015-04-01 | The structure for pressure test of final drive casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204479252U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543657A (en) * | 2017-10-09 | 2018-01-05 | 内蒙古北方重型汽车股份有限公司 | Housing clamps pressurizer and its application method |
| CN105352806B (en) * | 2015-11-23 | 2018-09-14 | 中国人民解放军陆军工程大学 | Pressurizing method of pressurizing device |
| CN112816141A (en) * | 2021-01-06 | 2021-05-18 | 广州橙行智动汽车科技有限公司 | Air tightness detection device and air tightness detection method thereof |
-
2015
- 2015-04-01 CN CN201520193760.9U patent/CN204479252U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352806B (en) * | 2015-11-23 | 2018-09-14 | 中国人民解放军陆军工程大学 | Pressurizing method of pressurizing device |
| CN107543657A (en) * | 2017-10-09 | 2018-01-05 | 内蒙古北方重型汽车股份有限公司 | Housing clamps pressurizer and its application method |
| CN107543657B (en) * | 2017-10-09 | 2024-03-29 | 内蒙古北方重型汽车股份有限公司 | Shell clamping pressure-maintaining device and application method thereof |
| CN112816141A (en) * | 2021-01-06 | 2021-05-18 | 广州橙行智动汽车科技有限公司 | Air tightness detection device and air tightness detection method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20200401 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |