CN203132836U - Adjustable supporting device for engine stand - Google Patents

Adjustable supporting device for engine stand Download PDF

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Publication number
CN203132836U
CN203132836U CN 201320008065 CN201320008065U CN203132836U CN 203132836 U CN203132836 U CN 203132836U CN 201320008065 CN201320008065 CN 201320008065 CN 201320008065 U CN201320008065 U CN 201320008065U CN 203132836 U CN203132836 U CN 203132836U
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CN
China
Prior art keywords
supporting device
adjustable supporting
studdle
support tube
clamping part
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Active
Application number
CN 201320008065
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Chinese (zh)
Inventor
滕志敏
王国官
王力斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SAIC General Motors Corp Ltd
Pan Asia Technical Automotive Center Co Ltd
Original Assignee
Pan Asia Technical Automotive Center Co Ltd
Shanghai General Motors Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Pan Asia Technical Automotive Center Co Ltd, Shanghai General Motors Co Ltd filed Critical Pan Asia Technical Automotive Center Co Ltd
Priority to CN 201320008065 priority Critical patent/CN203132836U/en
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Publication of CN203132836U publication Critical patent/CN203132836U/en
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Abstract

Disclosed in the utility model is an adjustable supporting device for an engine stand. The adjustable supporting device comprises a support cylinder having an inner hole extended longitudinally, a support screw rod extended into the inner hole of the support cylinder, an adjusting nut relatively rotatedly supported at the top of the support cylinder, and a sliding key fixed in the inner hole of the support cylinder. The support screw rod has an external thread and a key groove, wherein the external thread and the key groove are extended into the inner hole of the support cylinder from the top end; a gap is arranged between the external thread and the inner hole; and the key groove is longitudinally arranged outside of the support screw rod. And the adjusting nut includes an internal thread engaged with the external thread of the support screw rod; the sliding key and the key groove of the support screw rod are in a sliding cooperation mode. According to the utility model, with utilization of the adjustable supporting device, the maneuverability of installation adjustment of an engine of the existing stand test room can be obviously improved; the testing efficiency is improved; and the testing quality is ensured.

Description

The adjustable supporting device that is used for engine pedestal
Technical field
The utility model relates to motor car engine bench test technical field, relates in particular to the adjustable supporting device for engine pedestal.
Background technology
Along with the develop rapidly of automobile industry, all types of automobiles are more and more higher to the requirement of the every index of engine.And in the research and development and proof procedure of engine, the bench test of engine is the important step that detects engine performance index and reliability.
Indoor at engine rig test, need carry out fixed support to development engine installs, need be on test-bed will directly couple together by terminal pad, joint flange, coupling shaft and dynamometer machine with the flywheel of the engine of variator, and then carry out conventional test.It is to utilize the screw mandrel rotation to produce difference in height to regulate the height of engine that the engine of existing bench test chamber is regulated the method that supports, the method that this engine adjusting is supported needs earlier engine is installed workpiece and be regulated the attachment screw that supports and unclamp before highly regulating, again self locking device is unclamped, regulate difference in height by rotary screw and reach behind the height dimension of desired position self locking device locking, also engine will be installed workpiece at last and regulate the support and connection screw lock.Yet the defective that this method exists is: at first, need unclamp engine before the adjusting engine height earlier and workpiece is installed and be regulated the gib screw that supports, adjustment is inconvenient; Secondly, in adjustment process, be easy to generate skew cause in the engine rig test installation process an important ring namely with dynamometer machine to the center time lengthening, cause test that the waste of setup time is installed early stage; Again, the screw mandrel gap removes difficulties, and adjusts low precision.
Therefore, be necessary to provide improved technical scheme to overcome the technical matters that exists in the prior art.
The utility model content
Technical problem underlying to be solved in the utility model is to improve existing bench test chamber engine operability, raising test efficiency, the warranty test quality of regulating is installed.
For solving the problems of the technologies described above, the utility model provides the adjustable supporting device that is used for engine pedestal, and it comprises:
Support tube, it has the endoporus of longitudinal extension;
Studdle, it has external thread and the keyway that stretches into from the top the described endoporus of described support tube, leaves the gap between described external thread and the described endoporus, and described keyway vertically is arranged on the outside of described studdle;
Setting nut, it is supported on the top of described support tube rotatably and has internal thread with the engagement of the external thread of described studdle; And
Be fixed on the feather key in the endoporus of described support tube, it cooperates slidably with the described keyway of described studdle.
In above-mentioned adjustable supporting device, alternatively, described adjustable supporting device comprises the thrust bearing that is installed between described setting nut and the described support tube.
In above-mentioned adjustable supporting device, alternatively, described adjustable supporting device also comprises and cap, and described and cap is installed in the top of described setting nut and has internal thread with the external thread engagement of described studdle.
In above-mentioned adjustable supporting device, alternatively, described adjustable supporting device also comprises gripping sleeve, and described gripping sleeve is fixed to described support tube, and can clamp and unclamp described setting nut.
In above-mentioned adjustable supporting device, alternatively, described gripping sleeve comprises first clamping part and second clamping part, described first clamping part is fixed to described support tube, described second clamping part can be fastened to described first clamping part by screw, clamps described setting nut between described first clamping part and described second clamping part.
In above-mentioned adjustable supporting device, alternatively, described first clamping part is fixed to described support tube by screw, and described second clamping part has relative two ends, and described two ends are fixed to described first clamping part by screw respectively.
In above-mentioned adjustable supporting device, alternatively, described adjustable supporting device also comprises the stop part that is releasably attached to described studdle lower end, and described stop part stops the stroke of described studdle to surmount the adjusting limit.
In above-mentioned adjustable supporting device, alternatively, described stop part is diameter and is fixed to described studdle lower end greater than the sheet of described studdle and by screw.
In above-mentioned adjustable supporting device, alternatively, described studdle top arranges brace table, and the radial dimension of described brace table is greater than described studdle.
In above-mentioned adjustable supporting device, alternatively, described adjustable supporting device also comprises the base plate that is fixed in described support tube bottom, also is connected with at least two gussets between described base plate and the described support tube.
Adjustable supporting device for engine pedestal of the present utility model does not need additionally to unclamp the gib screw of brace table and studdle before the height of regulating engine, adjust easy and convenient.Because feather key cooperates slidably with the keyway of studdle, when regulating the stroke of studdle, studdle can not produce and rotatablely move, therefore brace table is not easy to produce skew in adjustment process, in the engine rig test installation process with dynamometer machine to the center time decreased, saved test and installed the time of preparing in early stage.Because studdle is moving linearly in the process of adjusting stroke, make and highly regulate the location accurately, and have the convenient device of eliminating the gap of studdle, the height after the adjusting is not easy to produce deviation.In addition, locking device does not influence the adjustment precision, and the adjustment of setting nut goes slick under the support of thrust bearing, can satisfy the test installation requirement of different size engine, solve the insecure problem of single support of prior art, can satisfy 3 in engine and four point-supported installation requirements.Simultaneously, support with respect to existing fixed, the adjustable supporting device for engine pedestal of the present utility model is more safe and reliable, can be widely used in motor car engine bench test field.
By the detailed description below with reference to accompanying drawing, it is obvious that other side of the present utility model and feature become.But should be known in the only purpose design for explaining of this accompanying drawing, rather than as the restriction of scope of the present utility model, this is because it should be with reference to additional claim.Should also be appreciated that, unless otherwise noted, the unnecessary accompanying drawing of drawing to scale, they only try hard to illustrate conceptually structure described herein and flow process.
Description of drawings
Consult the detailed description of following embodiment by reference to the accompanying drawings, will understand the utility model more fully, reference numbers same in the accompanying drawing refers to element same in the view all the time.Wherein:
Fig. 1 shows the schematic side view according to the adjustable supporting device that is used for engine pedestal of a kind of embodiment of the utility model;
Fig. 2 shows the vertical view of the adjustable supporting device that is used for engine pedestal shown in Figure 1;
Fig. 3 shows along the cross-sectional schematic of the adjustable supporting device that is used for engine pedestal of the A-A line of Fig. 2; And
Fig. 4 shows along the cross-sectional schematic of the adjustable supporting device that is used for engine pedestal of the B-B line of Fig. 1.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.
As shown in Figures 1 to 4, according to the adjustable supporting device 100 that is used for engine pedestal of a kind of embodiment of the utility model comprise the support tube 1 of the endoporus 10 with longitudinal extension, vertically stretch into the studdle 2 of the endoporus 10 of support tube 1, rotatably be supported on support tube 1 the top setting nut 3 and be fixed on feather key 12 in the endoporus 10 of support tube 1.Studdle 2 has external thread 20 and the keyway 21 that stretches into from the top the endoporus 10 of support tube 1, wherein, leaves the gap between external thread 20 and the endoporus 10, and setting nut 3 has the internal thread 30 with external thread 20 engagements of studdle 2; Keyway 21 vertically is arranged on the outside of studdle 2, and feather key 12 cooperates slidably with the keyway 21 of studdle 2.Adjustable supporting device 100 for engine pedestal of the present utility model goes for the fixed support of each motor car engine bench test field engine and regulates use.
Adjustable supporting device 100 for engine pedestal of the present utility model takes full advantage of the indoor existing resources of engine rig test, improved existing bench test chamber engine the operability of regulating has been installed, improve experiment work efficient, guaranteed test mass.
Be provided for supporting the brace table 22 of engine on the top of studdle 2.The radial dimension of brace table 22 is greater than studdle 2, and studdle 2 and brace table 22 are integrally formed or form then by being secured together respectively mutually.End face at brace table 22 arranges texture, and at end face fixing threaded hole 220 is set.See also shown in Figure 2ly, brace table 22 end faces arrange grid-like texture, and fixing threaded hole 220 is arranged on brace table 22 end face middle positions.In engine rig test, brace table 22 is used for stationary engine (not shown).When engine is installed, engine is seated at brace table 22 end faces, the texture of end face has increased the friction between engine and the brace table 22, and being screwed into fixing threaded hole 220 by screw can fix engine.
Adjustable supporting device 100 also comprises the base plate 4 that is fixed in support tube 1 bottom.Alternatively, also be connected with at least two gussets 9 between base plate 4 and the support tube 1.In this embodiment, as Fig. 2 and shown in Figure 4, be connected with 9, four gussets 9 of four gussets between base plate 4 and the support tube 1 and arrange axisymmetrically about support tube 1, can increase the physical strength of adjustable supporting device 100.Owing to be provided with base plate 4, thereby adjustable supporting device 100 can be connected with the mounting base that testing laboratory is equipped with usually easily.For example, base plate 4 is provided with screw 40, by the thread groove fixed installation of the screw 40 on the base plate 4 with mounting base.
Adjustable supporting device 100 is installed thrust bearing 7 between setting nut 3 and support tube 1 also.Resistance when thrust bearing 7 has reduced setting nut 3 and rotates with respect to support tube 1 makes available very little operating physical force operation setting nut 3.
Adjustable supporting device 100 also comprises and cap 5, available and gap that cap 5 is eliminated studdle 2 after adjusting stroke.And cap 5 is installed in the top of setting nut 3 and has internal thread 50 with external thread 20 engagement of studdle 2, by tightening and cap 5 makes and the external thread 20 of the internal thread 50 of caps 5 and studdle 2 is together with each other, thus the gap that can be used for eliminating studdle 2.
Adjustable supporting device 100 also comprises the gripping sleeve 6 of locking usefulness, and gripping sleeve 6 is fixed to support tube 1, and can clamp and unclamp setting nut 3 by tightening and unclamping screw 81.In a kind of optional embodiment, gripping sleeve 6 comprises first clamping part 61 and second clamping part 62, first clamping part 61 is fixed to support tube 1, second clamping part 62 can be fastened to by screw 81 and clamp setting nut 3 between first clamping part, 61, the first clamping parts 61 and second clamping part 62.Alternatively, first clamping part 61 is fixed to support tube 1 by screw 83, and second clamping part 62 has relative two ends, and two ends are fixed to first clamping part 61 by screw 81 respectively.See also Fig. 1 and shown in Figure 3, design has four socket head cap screws 81 in illustrated embodiment.
In a kind of optional embodiment, adjustable supporting device 100 also comprises the stop part 23 that is releasably attached to studdle 2 lower ends, and stop part 23 stops the stroke of studdle 2 to surmount the adjusting limit.In this embodiment, as shown in Figure 3, stop part 23 is diameter greater than the sheet of studdle 2, and stop part 23 in the form of sheets is fixed to the lower end of studdle 2 by screw 82.
The principle of work of the adjustable supporting device 100 for engine pedestal of the present utility model is as follows:
In the engine rig test process, need be with brace table 22 fixed installations of engine and adjustable supporting device 100, the screw 40 on the base plate 4 of adjustable supporting device 100 and the thread groove fixed installation on the pre-buried floor.When regulating the engine height, at first, unclamp gripping sleeve 6, can unclamp gripping sleeve 6 by unclamping four socket head cap screws 81; Secondly, unclamp and cap 5, can adjust the height and position up and down of engine by rotation setting nut 3.Setting nut 3 is provided with internal thread 30, meshes together with the external thread 20 of studdle 2, and by rotation setting nut 3, the internal thread 30 of setting nut 3 is in external thread 20 rotations of studdle 2.Owing to vertically be provided with keyway 21 in the outside of studdle 2, feather key 12 gos deep in the keyway 21 of studdle 2, cooperates slidably with the keyway 21 of studdle 2.Thereby, control the high and low position of engine with regulating rectilinear motion up and down that rotatablely moving of setting nut 3 be converted into studdle 2.After the height control with engine finishes, earlier gripping sleeve 6 is locked, can lock gripping sleeve 6 by tightening four socket head cap screws 81, then, also cap 5 is fixed and is got final product the gap that fixing also cap 5 can be eliminated studdle 2 again.
Adjustable supporting device 100 for engine pedestal of the present utility model does not need additionally to unclamp the gib screw of brace table 22 and studdle 2 before the height of regulating engine, adjust easy and convenient; In adjustment process, be not easy to produce skew, make like this in the engine rig test installation process an important ring namely with dynamometer machine to the center time decreased, saved test and installed the time of preparing in early stage.Because studdle 2 is moving linearlies in the process of adjusting stroke, make and highly regulate the location accurately, and have the convenient device of eliminating the gap of studdle 2, the height after the adjusting is not easy to produce deviation.In addition, locking device does not influence the adjustment precision, and the adjustment of setting nut goes slick under the support of thrust bearing, can satisfy the test installation requirement of different size engine, solve the insecure problem of single support of prior art, satisfied 3 in engine and four point-supported installation requirements.Simultaneously, support with respect to existing fixed, the adjustable supporting device 100 for engine pedestal of the present utility model is more safe and reliable, can be widely used in motor car engine bench test field.
At the installation of engine in the available engine bench test chamber regulate support adjust inconvenient, adjust that error is big, engine and dynamometer machine be to defectives such as center time length, utilize the rectilinear motion principle of studdle 2, the utility model has designed simple, the practical adjustable supporting device 100 that is used for engine pedestal of a cover, can reach the purpose that improves engine rig test chamber work efficiency and improve the technical quality of pilot project.Adjustable supporting device 100 for engine pedestal of the present utility model can utilize existing mounting base in the testing laboratory, can realize laborsaving, convenient, promptly that the height of engine is regulated.Adjustable supporting device 100 for engine pedestal of the present utility model is simple in structure, compact, easy to use, and not only small investment is workable, improves test efficiency, the warranty test quality, but also can improve degree of regulation effectively, economize on resources.
Above embodiment only is used for explanation the utility model; and be not to restriction of the present utility model; the those of ordinary skill in relevant technologies field; under the situation that does not break away from spirit and scope of the present utility model; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model should be defined by the claims.

Claims (10)

1. be used for the adjustable supporting device of engine pedestal, it is characterized in that it comprises:
Support tube, it has the endoporus of longitudinal extension;
Studdle, it has external thread and the keyway that stretches into from the top the described endoporus of described support tube, leaves the gap between described external thread and the described endoporus, and described keyway vertically is arranged on the outside of described studdle;
Setting nut, it is supported on the top of described support tube rotatably and has internal thread with the engagement of the external thread of described studdle; And
Be fixed on the feather key in the endoporus of described support tube, it cooperates slidably with the described keyway of described studdle.
2. adjustable supporting device according to claim 1 is characterized in that, it comprises the thrust bearing that is installed between described setting nut and the described support tube.
3. adjustable supporting device according to claim 1 is characterized in that, it also comprises and cap, and described and cap is installed in the top of described setting nut and has internal thread with the external thread engagement of described studdle.
4. adjustable supporting device according to claim 1 is characterized in that, it also comprises gripping sleeve, and described gripping sleeve is fixed to described support tube, and can clamp and unclamp described setting nut.
5. adjustable supporting device according to claim 4, it is characterized in that, described gripping sleeve comprises first clamping part and second clamping part, described first clamping part is fixed to described support tube, described second clamping part can be fastened to described first clamping part by screw, clamps described setting nut between described first clamping part and described second clamping part.
6. adjustable supporting device according to claim 5, it is characterized in that, described first clamping part is fixed to described support tube by screw, and described second clamping part has relative two ends, and described two ends are fixed to described first clamping part by screw respectively.
7. adjustable supporting device according to claim 1 is characterized in that, it also comprises the stop part that is releasably attached to described studdle lower end, and described stop part stops the stroke of described studdle to surmount the adjusting limit.
8. adjustable supporting device according to claim 7 is characterized in that, described stop part is diameter and is fixed to described studdle lower end greater than the sheet of described studdle and by screw.
9. adjustable supporting device according to claim 1 is characterized in that, described studdle top arranges brace table, and the radial dimension of described brace table is greater than described studdle.
10. adjustable supporting device according to claim 1 is characterized in that, it also comprises the base plate that is fixed in described support tube bottom, also is connected with at least two gussets between described base plate and the described support tube.
CN 201320008065 2013-01-08 2013-01-08 Adjustable supporting device for engine stand Active CN203132836U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320008065 CN203132836U (en) 2013-01-08 2013-01-08 Adjustable supporting device for engine stand

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320008065 CN203132836U (en) 2013-01-08 2013-01-08 Adjustable supporting device for engine stand

Publications (1)

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CN203132836U true CN203132836U (en) 2013-08-14

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Application Number Title Priority Date Filing Date
CN 201320008065 Active CN203132836U (en) 2013-01-08 2013-01-08 Adjustable supporting device for engine stand

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104373780A (en) * 2014-11-06 2015-02-25 无锡明珠钢球有限公司 Engine supporting device
CN111174034A (en) * 2019-06-04 2020-05-19 深圳市海洋王照明工程有限公司 Supporting leg device and supporting base

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104373780A (en) * 2014-11-06 2015-02-25 无锡明珠钢球有限公司 Engine supporting device
CN104373780B (en) * 2014-11-06 2016-11-30 机械科学研究总院青岛分院 A kind of engine support device
CN111174034A (en) * 2019-06-04 2020-05-19 深圳市海洋王照明工程有限公司 Supporting leg device and supporting base

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