CN204479309U - Steering box structure for pressure test - Google Patents
Steering box structure for pressure test Download PDFInfo
- Publication number
- CN204479309U CN204479309U CN201520192840.2U CN201520192840U CN204479309U CN 204479309 U CN204479309 U CN 204479309U CN 201520192840 U CN201520192840 U CN 201520192840U CN 204479309 U CN204479309 U CN 204479309U
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- China
- Prior art keywords
- steering box
- steering
- oil
- joint
- pressure test
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Abstract
The utility model discloses a kind of steering box structure for pressure test, it comprises: base plate, threephase asynchronous machine, fuel reserve tank, steering box and bindiny mechanism, wherein, described bindiny mechanism comprises universal joint, steering pump, surplus valve, three-way connection, hand switch, oil inlet pipe and scavenge pipe.The utility model Mobile portable, improve mass detection efficiency, applicability is wide, hydraulic pressure is constant, reduce the labour intensity of workman, improve the preciseness of pressure testing, achieve recycling of hydraulic oil: fuel tank-steering pump-surplus valve-hand switch-steering box-fuel tank.
Description
Technical field
The utility model relates to passenger car steering detection technique field, particularly relates to a kind of steering box structure for pressure test.
Background technology
At present, domestic passenger car steering mostly is hydraulic power-assist steering system, and it promotes tooth bar by the hydraulic oil that power steering pumps and realizes power-assisted, can help driver firmly, to alleviate use dynamics when driver turns to, when reaching driving driver easily, object easily.
Because steering box needs higher withstand voltage properties, the pressure testing test of steering box seems particularly important, has higher requirement to the preciseness of pressure testing simultaneously.The shortcomings such as in prior art, steering box structure for pressure test mainly adopts manual pressure mode, there is hydraulic pressure instability, and operation is heavy, inefficiency, and structure is simple, and labor strength is high.Manual pressure mode intuitively cannot find out force value, accurately can not draw test data, and hydraulic oil instability is comparatively large on test data impact, thus can not ensures that whether the withstand voltage properties of steering box is good, easily cause defective products, bring difficulty to vehicle development.
201310189955.1 disclose a kind of steering box proving installation and method of testing thereof, this steering gear comprises rotary valve, tooth bar, detects containing the nut and the clearance fit be fitted between the herringbone tooth of the rotary valve in the adjusting nut assembly of the cushion block on tooth bar and the steering box of housing and the helical teeth of tooth bar with threaded hole, it is characterized in that, have: mounting part, for installing steering box; Moving part, to do along predetermined direction for being with carry-over bar and moves around; Drive division, at least for driving moving part to move according to certain speed; Measurement section, carries out measurement to clearance fit and obtains gap parameter; Input display part; And detection control portion.But this proving installation does not relate to the pressure test to steering box.
201320161639.9 provide a kind of checkout equipment, it comprises environmental chamber, buncher and hydraulic power-assist steering system to be measured is provided with in this environmental chamber, described hydraulic power-assist steering system wherein to be measured comprises steering box, turn to oil storage kettle, steering pump and respectively with described steering box, described oil storage kettle and the described steering pump of turning to is connected the steering oil pipe of composition one closed circuit, the output shaft of described buncher is provided with gear wheel, the input shaft of described steering pump is connected with pinion wheel, described gear wheel and described pinion wheel are connected by driving belt.This utility model can carry out sealing property test to hydraulic power-assist steering system to be measured at low ambient temperatures, does not also relate to the pressure test to steering box simultaneously.
The visible testing apparatus providing a kind of automatic business processing, is necessary with the shortcoming and defect overcome existing for manual test.
Utility model content
Technical problem to be solved in the utility model be to provide a kind of can automatic business processing, hydraulic pressure is constant, and efficiency is high, can reduce the steering box structure for pressure test of the labour intensity of workman.
The technical solution of the utility model is achieved in that
A kind of steering box structure for pressure test, it is characterized in that comprising: base plate, threephase asynchronous machine, fuel reserve tank, steering box and bindiny mechanism, wherein, described bindiny mechanism comprises:
Universal joint, described universal joint is connected on the transmission shaft of described threephase asynchronous machine;
Steering pump, described steering pump is provided with oil-in, oil-out and transmission shaft, and described oil-in is connected with described fuel reserve tank by a flexible pipe, and described transmission shaft one end is connected with described universal joint;
Surplus valve, described surplus valve is connected with described oil-out by a hard tube;
Three-way connection, described three-way connection comprises the first joint, the second joint, the 3rd joint, and described first joint is connected with described surplus valve by oil pipe;
Hand switch, described hand switch is connected with described 3rd joint by oil pipe;
Oil inlet pipe, described oil inlet pipe one end is connected with described hand switch, and the other end is connected on described steering box;
And scavenge pipe, described scavenge pipe one end is connected with described steering box, and the other end is connected on described fuel reserve tank.
In this steering box structure for pressure test of the present utility model, in described fuel reserve tank, be provided with a screen pack.
In this steering box structure for pressure test of the present utility model, described base plate is provided with universal wheel.
In this steering box structure for pressure test of the present utility model, described second joint is connected with a tensimeter by metal tube.
In this steering box structure for pressure test of the present utility model, described base plate is provided with shock bracket, described shock bracket installs described threephase asynchronous machine.
Implement this steering box structure for pressure test of the present utility model, there is following beneficial effect: Mobile portable, improve mass detection efficiency, applicability is wide, hydraulic pressure is constant, reduces the labour intensity of workman, improves the preciseness of pressure testing, achieve recycling of hydraulic oil, the loop condition of hydraulic oil: fuel tank-steering pump-surplus valve-hand switch-steering box-fuel tank.
Accompanying drawing explanation
Fig. 1 is the structural representation of this steering box structure for pressure test.
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.
Of the present utility model this steering box structure for pressure test as shown in Figure 1, it comprises base plate 100, threephase asynchronous machine 110, fuel reserve tank 300, steering box 700 and bindiny mechanism.Described base plate 100 is provided with shock bracket 120, described shock bracket 120 installs described threephase asynchronous machine 110, the vibrations produced when this shock bracket 120 can avoid threephase asynchronous machine 110 to work directly are transmitted to miscellaneous part by base plate 100, and long vibrations can cause the impermeability of bindiny mechanism bad.Described base plate 100 is provided with 4 universal wheels 140, and steering box structure for pressure test can be facilitated to move, and improves mass detection efficiency.
Described bindiny mechanism comprises universal joint 130, steering pump 200, surplus valve 400, three-way connection 500, hand switch 600, oil inlet pipe 710 and scavenge pipe 720.Described universal joint 130 is connected on the transmission shaft of described threephase asynchronous machine 110, described steering pump 200 is provided with oil-in, oil-out and transmission shaft, described oil-in is connected with described fuel reserve tank 300 by a flexible pipe 210, and described transmission shaft one end is connected with described universal joint 130; Described surplus valve 400 is connected with described oil-out by a hard tube 220, described three-way connection 500 comprises the first joint, the second joint, the 3rd joint, described first joint is connected with described surplus valve 400 by oil pipe, described second joint is connected with a tensimeter 510 by metal tube, by this tensimeter 510, staff can intuitively find out test pressure value.
Described hand switch 600 is connected with described 3rd joint by oil pipe, described oil inlet pipe 710 one end is connected with described hand switch 600, the other end is connected on described steering box 700, and described scavenge pipe 720 one end is connected with described steering box 700, and the other end is connected on described fuel reserve tank 300.Be provided with a screen pack 310 in described fuel reserve tank 300, this screen pack 310 can completely cut off the impurity entered in fuel tank from bindiny mechanism or steering box 700 and again enter steering pump 200.
During concrete use of the present utility model, motor connects steering pump 200 by universal joint 130 and mechanical energy is become hydraulic energy, and oil inlet hose 210 hydraulic oil sucking-off, and to be delivered to hydraulic oil pressure in steering box 700 assembly through hard tube 220 from fuel reserve tank 300.Wherein in order to control the hydraulic pressure needed, by surplus valve 400 controlled pressure, pressure reflects data by the tensimeter 510 by three-way connection 500 connects, and after reaching the pressure of needs, manually switch 600, is transported to pressure in steering box 700 assembly.After having tested, at fluid-link steering machine oil return opening, hydraulic oil is sent back in fuel reserve tank 300 by scavenge pipe 720, achieves recycling of hydraulic oil, the loop condition of hydraulic oil: fuel tank-steering pump-surplus valve-hand switch-steering box-fuel tank.
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 steering box structure for pressure test, is characterized in that comprising: base plate, threephase asynchronous machine, fuel reserve tank, steering box and bindiny mechanism, and wherein, described bindiny mechanism comprises:
Universal joint, described universal joint is connected on the transmission shaft of described threephase asynchronous machine;
Steering pump, described steering pump is provided with oil-in, oil-out and transmission shaft, and described oil-in is connected with described fuel reserve tank by a flexible pipe, and described transmission shaft one end is connected with described universal joint;
Surplus valve, described surplus valve is connected with described oil-out by a hard tube;
Three-way connection, described three-way connection comprises the first joint, the second joint, the 3rd joint, and described first joint is connected with described surplus valve by oil pipe;
Hand switch, described hand switch is connected with described 3rd joint by oil pipe;
Oil inlet pipe, described oil inlet pipe one end is connected with described hand switch, and the other end is connected on described steering box;
And scavenge pipe, described scavenge pipe one end is connected with described steering box, and the other end is connected on described fuel reserve tank.
2. steering box structure for pressure test according to claim 1, is characterized in that: be provided with a screen pack in described fuel reserve tank.
3. steering box structure for pressure test according to claim 1, is characterized in that: described base plate is provided with universal wheel.
4. steering box structure for pressure test according to claim 1, is characterized in that: described second joint is connected with a tensimeter by metal tube.
5. steering box structure for pressure test according to claim 1, is characterized in that: described base plate is provided with shock bracket, described shock bracket installs described threephase asynchronous machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520192840.2U CN204479309U (en) | 2015-04-01 | 2015-04-01 | Steering box structure for pressure test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520192840.2U CN204479309U (en) | 2015-04-01 | 2015-04-01 | Steering box structure for pressure test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204479309U true CN204479309U (en) | 2015-07-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520192840.2U Expired - Fee Related CN204479309U (en) | 2015-04-01 | 2015-04-01 | Steering box structure for pressure test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204479309U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106041786A (en) * | 2016-06-30 | 2016-10-26 | 杭叉集团股份有限公司 | Steering gear clamping device and clamping method suitable for steering gear testing platform |
-
2015
- 2015-04-01 CN CN201520192840.2U patent/CN204479309U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106041786A (en) * | 2016-06-30 | 2016-10-26 | 杭叉集团股份有限公司 | Steering gear clamping device and clamping method suitable for steering gear testing platform |
| CN106041786B (en) * | 2016-06-30 | 2019-08-16 | 杭叉集团股份有限公司 | Diverter clamping device and clamping and loading method suitable for diverter test platform |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20200401 |