Engine testing device

Abstract

The utility model discloses an engine testing device, which comprises a rack body, a dynamometer assembly, a detection part mounting assembly, an engine supporting assembly and a mounting platform, and an accommodating space is formed on a main body of the rack body; the dynamometer assembly is fixedly arranged at one end part of the main body; the detection component mounting assembly is fixedly arranged at one end part of the main body; a first adjusting part of the engine supporting assembly is slidably connected to a main body in the length direction of the main body, a second adjusting part comprises a base part and a telescopic part, the base part is rotationally connected to the first adjusting part, and one end of the telescopic part is slidably connected to the base part in the length direction of the base part; the mounting platform is rotationally connected to the other end of the telescopic part and used for mounting an engine. By means of the structure, when engines of different specifications are tested, even if the sizes of the engines of different specifications are different, the positions of the engines can be adjusted, so that the main shaft of the engine is accurately aligned with the dynamometer to be tested, and the engine testing device has the advantage of being good in applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of engine testing, in particular to an engine testing device. Background Art

[0002] Engine bench testing refers to certain simulated bench tests, including some engine tests, that are generally carried out before the product leaves the factory. Only after passing the tests can it be put into use. Engine bench testing is an important part of the engine development stage. It is not only used to test the reliability of the engine as a whole and related components, but also to verify whether the engine's performance has reached the initial design indicators, and provide technical support for testing, verification and improvement of the engine and related components. Therefore, a large number of bench tests are indispensable for an engine before it can be successfully mass-produced.

[0003] The engine test benches currently used in the market usually place the engine inside the bench when in use, and then connect different test equipment to carry out experimental work. However, the specifications and sizes vary depending on the engine model. Matching test benches are required for engines of different sizes, which increases the test cost.

[0004] Therefore, the engine test bench in the prior art has the problem of poor applicability. Utility Model Content

[0005] The utility model aims to solve the problem of poor applicability of the engine test bench in the prior art.

[0006] In order to solve the above problems, an embodiment of the utility model provides an engine testing device, comprising:

[0007] The stand body comprises a main body, and a receiving space is formed on the main body;

[0008] A dynamometer assembly is fixedly arranged at one end of the main body;

[0009] A detection component mounting assembly, the detection component mounting assembly is fixedly arranged at one end of the main body;

[0010] The engine support assembly is arranged in the accommodating space and includes a first adjusting component and a second adjusting component; the first adjusting component is slidably connected to the main body along the length direction of the main body, and the second adjusting component includes a base part and a telescopic part, the base part is rotatably connected to the first adjusting component, and one end of the telescopic part is slidably connected to the base part along the length direction of the base part;

[0011] The mounting platform is rotatably connected to the other end of the telescopic part and is used for mounting the engine.

[0012] By adopting the above technical scheme, the engine testing device provided by the embodiment of the utility model has an engine support assembly including a first adjusting component and a second adjusting component, and the first adjusting component is slidably connected to the main body along the length direction of the main body, the base part in the second adjusting component is rotatably connected to the first adjusting component, one end of the telescopic part is slidably connected to the base part along the length direction of the base part, and the mounting platform is rotatably connected to the other end of the telescopic part. By using such a structure, the engine installed on the mounting platform can be adjusted in the length direction and height direction of the bench. When testing engines of different specifications, even if the sizes of engines of different specifications are different, their positions can be adjusted by using this structure, so that the main shaft of the engine can be accurately aligned with the dynamometer for testing. This testing device can be applicable to engines of various models and sizes. When testing the engine, there is no need to develop corresponding testing devices for engines of different models. Therefore, the engine testing device provided by the utility model has the advantage of good applicability.

[0013] According to an engine testing device provided in another embodiment of the utility model, the mounting platform includes a supporting platform and a limiting structure arranged on the side of the supporting platform, the supporting platform is rotatably connected to the other end of the telescopic part and is used to support the engine, and the limiting structure includes an adjusting member, which is driven to clamp the engine located on the supporting platform.

[0014] By adopting the above technical solution, a limiting structure is set on the support platform, and the adjusting component in the limiting structure can clamp the engine, thereby ensuring the relative stability of the engine relative to the support platform. This can reduce the risk of the engine shaking during testing and affecting the test data, which is conducive to improving the accuracy of the engine test data.

[0015] According to another embodiment of the present invention, the engine test device provided, the limiting structure further comprises: flanged bosses slidably connected to the two side portions of the support platform along the length direction of the main body, and the adjusting member is configured as an adjusting knob screwed on the flanged bosses;

[0016] By driving one end of the adjusting knob located outside the flanged boss, one end of the adjusting knob located inside the flanged boss abuts against and clamps the engine located on the supporting platform.

[0017] By adopting the above technical solution, an adjusting knob is arranged on the flanged boss, and the end of the adjusting knob located outside the flanged boss is driven to make the end of the adjusting knob located inside the flanged boss contact and clamp the engine located on the support platform. In this process, the adjusting knob is linearly fed by the rotation operation to clamp the engine, and the adjustment is more accurate, which is conducive to the accuracy of the test data.

[0018] According to another embodiment of the present invention, the engine testing device comprises a first part and a second part which are sequentially arranged along the width direction of the main body, and the first part and the second part are mutually engaged; and

[0019] Both ends of the first part and the second part which are far from each other are formed with an extension part which extends upwardly and obliquely relative to the height direction of the main body, and the other end of the telescopic part is rotatably connected to the extension part.

[0020] According to an engine testing device provided in another embodiment of the utility model, the first adjusting component includes a sliding member, the upper edge of the main body is provided with a sliding groove extending along the length direction of the main body, the sliding member is slidably connected to the sliding groove along the length direction of the main body, and the base part is rotatably connected to the sliding member.

[0021] By adopting the above technical solution, a slide groove extending along the length direction of the main body is provided on the upper edge of the main body, and the position of the engine in the length direction of the main body is adjusted by sliding a sliding member relative to the slide groove. The guidance of the slide groove can make the movement smoother.

[0022] According to an engine testing device provided in another embodiment of the utility model, the base portion extends obliquely relative to the height direction of the main body, and the telescopic portion is at least partially located in the base portion.

[0023] According to another embodiment of the present invention, the engine testing device provided, the second adjustment component further includes a driving structure, the driving structure includes an adjustment handle and an intermediate transmission member; wherein,

[0024] The intermediate transmission component is arranged in the base part, one end of which is transmission connected to the adjustment handle, and the other end is transmission connected to one end of the telescopic part located in the base part. By operating the adjustment handle, the intermediate transmission component links the telescopic part to slide relative to the base part.

[0025] By adopting the above technical solution, the intermediate transmission member linkage telescopic part can slide relative to the base part by operating the adjustment handle, which can make the operation more labor-saving and facilitate the convenience of operation.

[0026] According to another embodiment of the present invention, the engine test device provided, the driving structure further comprises a bevel gear set, the adjustment handle extends radially along the base portion, the intermediate transmission member comprises a screw and a slider screwed to the screw, and the slider is fixedly connected to the telescopic portion;

[0027] The screw rod extends along the length direction of the base part, one end of the adjustment handle is located outside the base part, and the other end is located inside the base part and connected to the active bevel gear in the bevel gear set. One end of the screw rod is connected to the driven bevel gear in the bevel gear set, and the active bevel gear is meshed with the driven bevel gear teeth.

[0028] According to an engine testing device provided in another embodiment of the utility model, the main body is configured as a frame structure, and at least two cabinets are arranged in the frame structure along the length direction of the main body.

[0029] By adopting the above technical solution, a cabinet is provided, which can be used to store tools and other items, which is conducive to improving the ease of use of the engine testing device.

[0030] According to an engine testing device provided in another embodiment of the present invention, a plurality of shock absorbing components are disposed at the lower portion of the main body, and the plurality of shock absorbing components are evenly disposed along the circumference of the main body.

[0031] By adopting the above technical solution, by arranging a plurality of shock-absorbing components at the lower part of the main body, it is possible to avoid large vibrations during bench testing, thereby preventing working influence and damage to different instruments.

[0032] In addition, by evenly arranging a plurality of shock-absorbing components along the circumference of the main body, the shock-absorbing performance of the main body when moving can be improved.

[0033] The beneficial effects of the utility model are:

[0034] The utility model provides an engine testing device, comprising: a bench body, a dynamometer assembly, a detection component mounting assembly, an engine support assembly and a mounting platform, the bench body comprises a main body, and a housing space is formed on the main body; the dynamometer assembly is fixedly arranged at one end of the main body; the detection component mounting assembly is fixedly arranged at one end of the main body; the engine support assembly is arranged in the housing space and comprises a first adjustment component and a second adjustment component; the first adjustment component is slidably connected to the main body along the length direction of the main body, the second adjustment component comprises a base part and a telescopic part, the base part is rotatably connected to the first adjustment component, one end of the telescopic part is slidably connected to the base part along the length direction of the base part; the mounting platform is rotatably connected to the other end of the telescopic part, and is used to mount the engine. Such a structure can be used to adjust the engine mounted on the mounting platform in the length direction and height direction of the bench. When testing engines of different specifications, even if the sizes of engines of different specifications are different, their positions can be adjusted so that the main shaft of the engine is accurately aligned with the dynamometer for testing. This testing device can be applicable to engines of various models and sizes, and when testing the engine, there is no need to develop corresponding testing devices for engines of different models. Therefore, the engine testing device provided by the utility model has the advantage of good applicability.

[0035] Other features and corresponding beneficial effects of the utility model are described in the latter part of the specification, and it should be understood that at least part of the beneficial effects become obvious from the records in the specification of the utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 A schematic diagram of the overall structure of an engine testing device provided in an embodiment of the utility model;

[0037] Figure 2 A schematic diagram of a partial structure of a mounting platform in an engine testing device provided in an embodiment of the utility model;

[0038] Figure 3 A schematic diagram of a partial structure of a support platform in an engine testing device provided in an embodiment of the utility model;

[0039] Figure 4 A schematic structural diagram of a second adjusting component in an engine testing device provided in an embodiment of the utility model.

[0040] Description of reference numerals:

[0041] 100. Stand body;

[0042] 110. main body; 111. cabinet body; 112. shock absorbing component; 1112. cabinet door;

[0043] 200. Dynamometer assembly;

[0044] 300. Detection component installation assembly;

[0045] 400, engine support assembly;

[0046] 410. Accommodation space;

[0047] 421, first adjusting component; 4211, slide groove; 4212, sliding member; 422, second adjusting component; 4221, base portion; 4222, telescopic portion; 4223, adjusting handle; 4224, active bevel gear; 4225, driven bevel gear; 4226, screw rod; 4227, second bearing seat; 4228, first bearing seat; 4229, lifting block;

[0048] 500, installation platform;

[0049] 510, support platform; 520, limiting structure; 521, adjusting member; 522, flanged boss; 523, adjusting knob; 524, guide rail; 525, horizontal plate;

[0050] 511, first portion; 512, second portion; 513, extension portion;

[0051] 530, sleeve block; 531, insert block; 532, bolt. DETAILED DESCRIPTION

[0052] Engine bench testing refers to certain simulated bench tests, including some engine tests, that are generally conducted before a product leaves the factory. Only after passing the tests can it be put into use. Engine bench testing is an important part of the engine development stage. It is not only used to test the reliability of the engine as a whole and related components, but also to verify whether the engine's performance has reached the initial design indicators, and to provide technical support for testing, verification and improvement of the engine and related components. Therefore, a large number of bench tests are indispensable before an engine can be successfully mass-produced. However, the engine test bench in the prior art usually places the engine inside the bench when in use, and then connects to different test equipment to implement the experimental work. However, depending on the model of the engine, the specifications and sizes vary. For engines of different sizes, matching test benches are required, and their applicability is poor.

[0053] In order to solve the above problems, an embodiment of the utility model provides an engine testing device, including a test bench body 100, a dynamometer assembly 200, a detection component mounting assembly 300, an engine support assembly 400 and a mounting platform 500. This engine testing device can adjust the engine mounted on the mounting platform 500 in the length direction and height direction of the test bench. When testing engines of different specifications, even if the sizes of engines of different specifications are different, their positions can be adjusted so that the main shaft of the engine is accurately aligned with the dynamometer for testing. This testing device can be applied to engines of various models and sizes. When testing the engine, there is no need to develop corresponding testing devices for engines of different models. The problem of poor applicability of the test bench in the prior art can be solved.

[0054] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0055] like Figure 1 As shown, in the engine testing device provided in the embodiment of the utility model, the test bench body 100 includes a main body 110, and an accommodating space 410 is formed on the main body 110. The dynamometer assembly 200 is fixedly arranged at one end of the main body 110, and the detection component mounting assembly 300 is fixedly arranged at one end of the main body 110. The engine support assembly 400 is arranged in the accommodating space 410 and includes a first adjusting component 421 and a second adjusting component 422. The first adjusting component 421 is slidably connected to the main body 110 along the length direction of the main body 110, and the second adjusting component 422 includes a base portion 4221 and a telescopic portion 4222. The base portion 4221 is rotatably connected to the first adjusting component 421, and one end of the telescopic portion 4222 is slidably connected to the base portion 4221 along the length direction of the base portion 4221. The mounting platform 500 is rotatably connected to the other end of the telescopic portion 4222 for mounting the engine.

[0056] Such a structure can realize that the engine installed on the mounting platform 500 is Figure 1 L direction) and height direction (such as Figure 1 When testing engines of different specifications, even if the engines of different specifications are of different sizes, the position adjustment can be achieved by using this structure, so that the main shaft of the engine is accurately aligned with the dynamometer for testing. This test device can be applied to engines of various models and sizes. When testing the engine, there is no need to develop corresponding test devices for different models of engines. Therefore, the engine test device provided by the utility model has the advantage of good applicability.

[0057] Furthermore, in the engine testing device provided in the embodiment of the utility model, Figure 2 As shown, the mounting platform 500 includes a support platform 510 and a limiting structure 520 arranged on the side of the support platform. The support platform 510 is rotatably connected to the other end of the telescopic portion 4222 and is used to support the engine. The limiting structure 520 includes an adjusting member 521, and the engine located on the support platform 510 is clamped by driving the adjusting member 521.

[0058] Specifically, in an embodiment of the utility model, a limiting structure 520 is provided on the support platform 510, and an adjusting member 521 in the limiting structure 520 can clamp the engine, thereby ensuring the relative stability of the engine relative to the support platform. This can reduce the risk of the engine shaking during testing and affecting the test data, which is beneficial to improving the accuracy of the engine test data.

[0059] like Figure 2 As shown, the limiting structure 520 includes a flanged boss 522, a guide rail 524, an adjusting knob 523 and an adjusting member 521. The adjusting knob 523 is threadedly connected to the flanged boss 522 and is connected to the adjusting member 521. A nut is sleeved at the connection between the adjusting knob 523 and the flanged boss 522. The guide rail 524 is slidably connected to the cross plate 525, and the guide rail 524 is installed through the inside of the support platform 510. The bottom end of the flanged boss 522 is slidably connected to the guide rail 524, and the cross plate 525 is fixedly screwed to the bottom of the support platform 510 by screws.

[0060] Furthermore, if Figure 1 and Figure 2 As shown, the support platform 510 is also provided with an anti-skid pad (not shown in the figure), which can limit the sliding of the engine installed on the support platform relative to the support platform, thereby improving the stability of the engine.

[0061] Furthermore, in the engine testing device provided in the embodiment of the utility model, if Figure 1 and Figure 2As shown, the limiting structure 520 also includes: flanged bosses 522 slidably connected to the two side portions of the support platform 510 along the length direction of the main body 110 , and the adjusting member 521 is configured as an adjusting knob 523 screwed on the flanged bosses 522 .

[0062] When in use, the end of the adjusting knob 523 located outside the flanged boss 522 is driven so that the end of the adjusting knob 523 located inside the flanged boss 522 abuts against and clamps the engine located on the supporting platform 510 .

[0063] Specifically, by setting an adjusting knob 523 on the flanged boss 522, the end of the adjusting knob 523 located outside the flanged boss 522 is driven so that the end of the adjusting knob 523 located inside the flanged boss 522 abuts against and clamps the engine on the support platform 510. In this process, the adjusting knob 523 is linearly fed by a rotation operation to clamp the engine, and the adjustment is more accurate, which is conducive to the accuracy of the test data.

[0064] Furthermore, in the engine testing device provided in the embodiment of the utility model, if Figure 1 and Figure 2 As shown, the support platform 510 includes a first portion 511 and a second portion 512 sequentially arranged along the width direction of the main body 110, and the first portion 511 and the second portion 512 are mutually engaged. Both ends of the first portion 511 and the second portion 512 that are away from each other are formed with an extension portion 513 that extends upwardly and obliquely relative to the height direction of the main body 110, and the other end of the telescopic portion 4222 is rotatably connected to the extension portion 513.

[0065] Furthermore, in the engine testing device provided in the embodiment of the utility model, if Figure 1 As shown, the first adjustment component 421 includes a sliding member 4212, and the upper edge of the main body 110 is provided with a sliding groove 4211 extending along the length direction of the main body 110, the sliding member 4212 is slidably connected to the sliding groove 4211 along the length direction of the main body 110, and the base portion 4221 is rotatably connected to the sliding member 4212.

[0066] Specifically, by providing a slide groove 4211 extending along the length direction of the main body 110 on the upper edge of the main body 110, a sliding member 4212 is used to slide relative to the slide groove 4211 to adjust the position of the engine in the length direction of the main body 110, and the guidance of the slide groove 4211 can make the movement smoother.

[0067] Furthermore, in the engine testing device provided in the embodiment of the utility model, if Figure 3 and Figure 4 As shown, the base portion 4221 extends obliquely relative to the height direction of the main body 110 , and the telescopic portion 4222 is at least partially located in the base portion 4221 .

[0068] It should be understood that the size of the telescopic portion 4222 located within the base portion 4221 can be adjusted according to actual needs, and the present invention does not make it the only requirement.

[0069] Furthermore, in the engine testing device provided in the embodiment of the present utility model, the second adjustment component 422 also includes a driving structure, and the driving structure includes an adjustment handle 4223 and an intermediate transmission member.

[0070] The intermediate transmission component is arranged in the base portion 4221, one end of which is transmission connected to the adjustment handle 4223, and the other end is transmission connected to one end of the telescopic portion 4222 located in the base portion 4221. By operating the adjustment handle 4223, the intermediate transmission component links the telescopic portion 4222 to slide relative to the base portion 4221.

[0071] Specifically, by operating the adjusting handle 4223, the intermediate transmission member linkage telescopic portion 4222 can slide relative to the base portion 4221, which can make the operation more labor-saving and facilitate the convenience of operation.

[0072] Furthermore, in the engine testing device provided in the embodiment of the utility model, the driving structure also includes a bevel gear set, the adjustment handle 4223 extends radially along the base portion 4221, and the intermediate transmission component includes a screw rod 4226 and a slider screwed on the screw rod 4226, and the slider is fixedly connected to the telescopic portion 4222.

[0073] The screw rod 4226 extends along the length direction of the base 4221, one end of the adjusting handle 4223 is located outside the base 4221, and the other end is located inside the base 4221 and connected to the active bevel gear 4224 in the bevel gear set, one end of the screw rod 4226 is connected to the driven bevel gear 4225 in the bevel gear set, and the active bevel gear 4224 is meshed with the driven bevel gear 4225.

[0074] A first bearing seat 4228 is installed inside the base portion 4221, and a screw rod 4226 is sleeved on the top of the first bearing seat 4228. The top end of the screw rod 4226 passes through the interior of the telescopic portion 4222 and is connected to a second bearing seat 4227. A lifting block 4229 is sleeved at the connection between the screw rod 4226 and the telescopic portion 4222. A driven bevel gear 4225 is fixedly sleeved on the outer surface of the screw rod 4226, and the outer surface of the driven bevel gear 4225 is threadedly connected to the active bevel gear 4224.

[0075] During use, according to the different specifications of the engine used, the adjusting handle 4223 is manually controlled to drive the adjusting handle 4223 to rotate, and the adjusting handle 4223 drives the active bevel gear 4224 to rotate, and the active bevel gear 4224 drives the driven bevel gear 4225 to rotate through a threaded connection, and the driven bevel gear 4225 drives the screw rod 4226 to rotate through the first bearing seat 4228 and the second bearing seat 4227, and the screw rod 4226 drives the lifting block 4229 to move up and down on its surface, and through the fixed connection relationship between the lifting block 4229 and the telescopic part 4222, the lifting block 4229 can drive the telescopic part 4222 to be telescoped, thereby realizing the height adjustment of the structure, and after the telescopic plate is adjusted, the plug block 531 is fixed by the bolt 532 to realize the fixation of the overall structure.

[0076] After placing the engine on top of the support platform 510, the two ends of the generator are fixed according to the limiting structure 520. Specifically, the flanged boss 522 is manually driven to slide on the guide rail 524, so that the adjusting knob 523 can drive the adjusting member 521 to abut against the engine. The adjusting knob 523 can be a limiting bolt, and the adjusting member 521 can be a sheet structure. Then, the thread is rotated and the structure is fixed by the nut to ensure the stability of the two ends of the generator, thereby improving safety.

[0077] The power characteristics of the generator are tested by the dynamometer in the dynamometer assembly 200. A measuring and controlling instrument is provided on one side of the dynamometer assembly 200 to apply corresponding conditions to the engine, including alternating stress, alternating heat load, etc., to simulate the conditions that the engine may encounter under actual conditions, so as to test its reliability. The vibration generated during the test is reduced by the shock absorbing component 112 at the bottom, which is simple to operate and maintain, and improves the overall safety. The slide groove 4211 and the slider are used to conveniently drive the engine to move.

[0078] The shock absorbing component 112 may be an air cushion shock absorber commonly found in the art, such as an ABJ-SD air cushion shock absorber.

[0079] The detection component mounting assembly 300 may be a stand structure for mounting detection components such as a temperature sensor and a rotation speed sensor.

[0080] The dynamometer assembly 200 includes a dynamometer and a bracket, and the dynamometer is installed on the test bench body through the bracket.

[0081] Furthermore, in the engine testing device provided in the embodiment of the present utility model, the main body 110 is configured as a frame structure, and at least two cabinets 111 are disposed in the frame structure along the length direction of the main body 110 .

[0082] Specifically, by providing the cabinet 111, the cabinet 111 can be used to store tools and other items, which is conducive to improving the ease of use of the engine testing device.

[0083] It should be noted that if Figure 1 As shown, the main body 110 can be set as a frame structure, for example, it can include a top frame, columns and a bottom frame, the number of columns can be set to four, the top frame and the bottom frame are hollow structures, the columns are installed between the top frame and the bottom frame, a cabinet 111 is installed between the top frame and the bottom frame, and the cabinet 111 is installed between the columns, and cabinet doors 1112 are opened on both sides of the front end of the cabinet 111. Tools and other components required for work can be placed inside the cabinet door 1112. The slide groove 4211 is set on both sides of the top of the top frame, and the sliding member 4212 can be set as a slider, which is slidably set in the slide groove 4211.

[0084] It should be further explained that, in the embodiment of the present utility model, the sliding member 4212 is not limited to being set as a slider, but can also be set as a sliding rod and other components. The specific setting should be based on actual design and usage requirements, and the embodiment of the present utility model does not make specific requirements for this.

[0085] Furthermore, a locking knob is also provided on one side of the sliding member 4212, and the locking knob passes through the sliding member 4212 and abuts against the side edge of the top frame, and limit blocks are fixedly installed at both ends of the inner surface of the sliding member 4212, and tension knobs are provided on both sides of the limit block. The locking knob passes through the sliding member 4212 and abuts against the side edge of the top frame, and limit blocks are fixedly installed at both ends of the inner surface of the sliding member 4212, and tension knobs are provided on both sides of the limit block.

[0086] A sleeve block 530 is provided on one side of the telescopic plate, and an insert block 531 is sleeved inside the sleeve block 530. The outer surface of the sleeve block 530 is threadedly connected with a bolt 532, and the bolt passes through the sleeve block 530 and abuts against the insert block 531. The sleeve block 530 is installed at the stretching connection edge of the support platform 510, and the support platform 510 is fixed to the first part 511 and the second part 512 by plugging, which makes it easy to disassemble.

[0087] Furthermore, in the engine testing device provided in the embodiment of the present utility model, a plurality of shock absorbing components 112 are disposed at the lower portion of the main body 110 , and the plurality of shock absorbing components 112 are evenly disposed along the circumference of the main body 110 .

[0088] By adopting the above technical solution, a plurality of shock absorbing components 112 are arranged at the lower part of the main body 110, specifically 4 or more shock absorbing components 112, which should be set according to the actual design and use requirements. Such a design can avoid the generation of large vibrations during bench testing, thereby affecting and damaging the work of different instruments.

[0089] In addition, by evenly disposing the plurality of shock absorbing components 112 along the circumference of the main body 110 , the shock absorbing performance of the main body 110 when moving can be improved.

[0090] It should be noted that, in addition to the implementation methods of the utility model described in the above-mentioned specific specific embodiments, those skilled in the art can easily understand other advantages and functions of the utility model from the contents disclosed in this specification. Although the description of the utility model is introduced in conjunction with the preferred embodiment, this does not mean that the features of this utility model are limited to this implementation method. On the contrary, the purpose of introducing the utility model in conjunction with the implementation method is to cover other options or modifications that may be extended based on the claims of the utility model. In order to provide an in-depth understanding of the utility model, the above description contains many specific details, and the utility model can also be implemented without using these details. In addition, in order to avoid confusion or blurring the focus of the utility model, some specific details will be omitted in the description. It should be noted that, in the absence of conflict, the embodiments in the utility model and the features in the embodiments can be combined with each other.

[0091] It should be noted that in this specification, similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0092] In the description of this embodiment, it should be noted that the terms "upper", "lower", "inner", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0093] The terms “first”, “second”, etc. are only used for distinguishing descriptions and should not be understood as indicating or implying relative importance.

[0094] In the description of this embodiment, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this embodiment can be understood according to specific circumstances.

[0095] Although the present invention has been illustrated and described with reference to certain preferred embodiments of the present invention, it should be understood by those skilled in the art that the above contents are further detailed descriptions of the present invention in combination with specific embodiments, and it cannot be determined that the specific implementation of the present invention is limited to these descriptions. Those skilled in the art may make various changes in form and details, including making several simple deductions or substitutions, without departing from the spirit and scope of the present invention.

Claims

1. An engine testing device, characterized in that: include: The stand body comprises a main body, and a receiving space is formed on the main body; A dynamometer assembly, wherein the dynamometer assembly is fixedly disposed at one end of the main body; A detection component mounting assembly, wherein the detection component mounting assembly is fixedly disposed at one end of the main body; An engine support assembly, the engine support assembly is arranged in the accommodating space and includes a first adjustment component and a second adjustment component; the first adjustment component is slidably connected to the main body along the length direction of the main body, the second adjustment component includes a base part and a telescopic part, the base part is rotatably connected to the first adjustment component, and one end of the telescopic part is slidably connected to the base part along the length direction of the base part; The mounting platform is rotatably connected to the other end of the telescopic portion and is used for mounting the engine.

2. The engine testing device according to claim 1, characterized in that: The mounting platform includes a support platform and a limiting structure arranged on the side of the support platform. The support platform is rotatably connected to the other end of the telescopic part and is used to support the engine. The limiting structure includes an adjusting component, and the engine located on the support platform is clamped by driving the adjusting component.

3. The engine testing device according to claim 2, characterized in that: The limiting structure further comprises: flanged bosses slidably connected to both side portions of the support platform along the length direction of the main body, and the adjusting member is configured as an adjusting knob screwed on the flanged bosses; By driving the end of the adjusting knob located outside the flanged boss, the end of the adjusting knob located inside the flanged boss abuts against and clamps the engine located on the supporting platform.

4. The engine testing device according to claim 2, characterized in that: The support platform comprises a first part and a second part sequentially arranged along the width direction of the main body, the first part and the second part being engaged with each other; and Both ends of the first part and the second part that are far away from each other are formed with an extension part that extends upwardly and obliquely relative to the height direction of the main body, and the other end of the telescopic part is rotatably connected to the extension part.

5. The engine testing device according to any one of claims 1 to 4, characterized in that: The first adjusting component comprises a sliding member, the upper edge of the main body is provided with a sliding groove extending along the length direction of the main body, the sliding member is slidably connected to the sliding groove along the length direction of the main body, and the base part is rotatably connected to the sliding member.

6. The engine testing device according to claim 5, characterized in that: The base portion extends obliquely relative to a height direction of the main body, and the telescopic portion is at least partially located in the base portion.

7. The engine testing device according to claim 6, characterized in that: The second adjustment component further includes a driving structure, which includes an adjustment handle and an intermediate transmission component; wherein, The intermediate transmission member is arranged in the base part, one end of which is transmission connected to the adjustment handle, and the other end is transmission connected to one end of the telescopic part located in the base part. By operating the adjustment handle, the intermediate transmission member links the telescopic part to slide relative to the base part.

8. The engine testing device according to claim 7, characterized in that: The driving structure further comprises a bevel gear set, the adjusting handle extends radially along the base portion, the intermediate transmission member comprises a screw and a slider screwed onto the screw, and the slider is fixedly connected to the telescopic portion; The screw rod extends along the length direction of the base, one end of the adjustment handle is located outside the base, and the other end is located inside the base and connected to the active bevel gear in the bevel gear set, one end of the screw rod is connected to the driven bevel gear in the bevel gear set, and the active bevel gear is meshed with the driven bevel gear teeth.

9. The engine testing device according to any one of claims 1 to 4, characterized in that: The main body is configured as a frame structure, and at least two cabinets are arranged in the frame structure along the length direction of the main body.

10. The engine testing device according to any one of claims 1 to 4, characterized in that: A plurality of shock absorbing components are arranged at the lower part of the main body, and the plurality of shock absorbing components are evenly arranged along the circumference of the main body.

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