Internal combustion engine performance test bench

Abstract

The present invention relates to the technical field of internal combustion engine performance testing, specifically to an internal combustion engine performance testing bench, comprising: a frame body, comprising a base, the surface of the base being fixedly connected to a fixed frame; an adjusting mechanism, comprising a support arm, the support arm being slidably connected to the surface of the fixed frame, the surface of the support arm being fixedly connected to the support frame, the surface of the fixed frame being provided with a first motor, the output shaft of the first motor being fixedly connected to a rotating rod, and the surface of the fixed frame being provided with a sliding groove. The present invention realizes the change of the action position of the adjusting column in the supporting column through the connection of the second motor and the supporting column, and the meshing rotation connection of the gear and the rack under the connection of the second motor and the gear, thereby changing the action position of the placement disk, and through the connection of the connecting column and the regulating sleeve, the control effect of the rotation of the fixed disk is realized under the misalignment of the rubber block and the slot, thereby improving the placement stability performance of the internal combustion engine test.

Description

Technical Field

[0001] The invention relates to the technical field of internal combustion engine performance testing, in particular to an internal combustion engine performance testing bench. Background Art

[0002] An internal combustion engine is a power machine that burns fuel inside the machine and converts the heat energy released directly into power.

[0003] When an internal combustion engine is put into production and used, its performance will be tested for subsequent process production and processing. When the performance of the internal combustion engine is tested, a test bench for placing the internal combustion engine will be used to facilitate the test operation and stable placement. However, when the existing test bench is used, there is no mechanism on the bench to place and move the internal combustion engine, and other equipment is needed to lift it. In addition, the bench cannot adjust the placement size of different models of internal combustion engines, and its scope of use is limited. Summary of the invention

[0004] The purpose of the present invention is to provide an internal combustion engine performance test bench to solve the problems proposed in the above background technology that there is no mechanism on the bench for placing and moving the internal combustion engine, other equipment is needed to lift it, and the bench cannot adjust the placement size according to different models of internal combustion engines, thus limiting the scope of use.

[0005] To achieve the above object, the present invention provides the following technical solution: an internal combustion engine performance test bench, comprising:

[0006] The frame body comprises a base, and a fixing frame is fixedly connected to the surface of the base;

[0007] The adjusting mechanism comprises a supporting arm, the supporting arm is slidably connected to the surface of the fixing frame, the surface of the supporting arm is fixedly connected to the supporting frame, the surface of the fixing frame is provided with a first motor, the output shaft of the first motor is fixedly connected to a rotating rod, the surface of the fixing frame is provided with a sliding groove, the support arm is fixedly connected to a sliding block on a side close to the fixing frame, the inner side of the supporting frame is movably connected with a resist column, the surface of the supporting arm is provided with a moving groove, the inner side of the moving groove is fixedly connected to a limiting rod, the surface of the limiting rod is sleeved with an adjusting block, the surface of the adjusting block is fixedly connected to a connecting block, the outer surface of the connecting block is fixedly connected to a resist ring, the bottom end of the connecting block is fixedly connected to a connecting chain, the bottom end of the connecting chain is provided with an electric hoist, the inner side of the electric hoist is provided with a steel wire rope, and the surface of the steel wire rope is fixedly connected with a hook;

[0008] The supporting mechanism comprises a supporting column, wherein the supporting column is arranged on the surface of the base, the upper surface of the base is provided with a mounting groove, the side surface of the base is provided with a limiting groove, the outer surface of the supporting column is provided with a second motor, the output shaft of the second motor is fixedly connected with a gear, the surface of the supporting column is plug-connected with an adjusting column, the surface of the adjusting column is provided with a placing plate, the surface of the supporting column is fixedly connected with a screw, the outer surface of the screw is sleeved with a screw sleeve, the inner side of the supporting column is provided with a receiving groove, the bottom end of the adjusting column is fixedly connected with a rack, the bottom end of the placing plate is fixedly connected with a fixing plate, the inner side of the fixing plate The part is movably connected with a connecting column, the outer surface of the connecting column is sleeved with a nut, the surface of the adjusting column is fixedly connected with a regulating sleeve, the surface of the regulating sleeve is provided with a groove, the outer surface of the regulating sleeve is fixedly connected with an adjusting sleeve, the inner side of the adjusting sleeve is fixedly connected with a rubber block, the upper surface of the placing plate is provided with a supporting groove, the inner side of the supporting groove is slidably connected with a fixing column, the surface of the fixing column is fixedly connected with a pressing plate, the outer surface of the bottom end of the fixing column is fixedly connected with a sliding rod, the surface of the pressing plate is penetrated and connected with a control rod, the surface of the control rod is fixedly connected with an extension plate, and the outer surface of the control rod is sleeved with a fixing sleeve.

[0009] Preferably, the support frames are distributed in two opposite groups on both sides of the support arm, the support frames are slidably connected to the fixed frame through the support arm, the rotating rod passes through the surface of the slider, and the rotating rod and the slider are threadedly connected.

[0010] Preferably, the slider is slidably connected to the slide groove, the abutment column is rotatably connected via a support frame and a fixed frame, the limit rod is in a rod shape and fixed on the surface of the movable groove, and the cross section of the adjustment block is in a "T" shape.

[0011] Preferably, the electric hoist acts on the bottom of the support arm through a connecting chain and an adjusting block, and the hook is connected to the bottom of the electric hoist through a steel wire rope.

[0012] Preferably, the support column is slidably connected to the base via an installation groove, the screw rod passes through a limiting groove and is threadedly rotatably connected to the sleeve, the gear and rack are meshingly rotatably connected, the rack is plug-inly connected to the adjustment column and the storage groove, and the adjustment column is slidably connected to the support column via the gear and the rack.

[0013] Preferably, the cross section of the connecting column is in a "T" shape, the connecting column and the regulating sleeve are plug-in and rotatably connected, the nut and the regulating sleeve are threadedly connected, and the rubber block and the slot are staggeredly connected.

[0014] Preferably, a storage mechanism is provided on the surface of the base, the storage mechanism includes a placement bin, the placement bin is slidably connected to the base, a control groove is provided on the surface of the base, and the placement bin is slidably connected to the base via the control groove.

[0015] Preferably, a reinforcing mechanism is provided on the surface of the base, and the reinforcing mechanism includes an adjusting groove, the adjusting groove is opened on the upper surface of the base, the inner side of the adjusting groove is slidably connected with a sliding column, the outer surface of the sliding column is sleeved with a resistance sleeve, the surface of the sliding column is fixedly connected with a fixing plate, the upper surface of the fixing plate is fixedly connected with a telescopic cylinder, the inner side of the telescopic cylinder is fixedly connected with a telescopic spring, the surface of the telescopic spring is fixedly connected with the telescopic column, the top of the telescopic column is fixedly connected with a resistance block, the outer surface of the telescopic column is sleeved with a limiting plate, the surface of the fixing plate is movably connected with a control column, and the surface of the limiting plate is fixedly connected with a screw handle.

[0016] Preferably, the fixed plate is slidably connected to the base via a sliding column and an adjusting groove, the abutment sleeve is abuttedly connected to the surface of the base via the sliding column, the telescopic cylinders are evenly distributed on the surface of the fixed plate, and the telescopic columns and telescopic cylinders are connected one-to-one.

[0017] Preferably, a ring plate is fixedly connected to the outer surface of the telescopic column, the telescopic column passes through the surface of the limit plate, the limit plate and the ring plate on the surface of the telescopic column are abutted and connected, the control column passes through the limit plate and is threadedly rotatably connected to the screw handle, and the telescopic column is elastically slidably connected to the telescopic cylinder through a telescopic spring.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. Through the connection between the fixed frame and the first motor, under the connection between the first motor and the rotating rod, through the threaded connection between the rotating rod and the slider, the sliding control effect of the supporting arm on the fixed frame is realized. Under the action of the supporting frame, the stability of the supporting arm during sliding adjustment on the fixed frame is improved. Through the connection between the moving groove and the limit rod, under the sliding connection between the limit rod and the adjusting block, the connection between the adjusting block and the connecting block, through the action of the connecting chain, the control effect of the working position of the electric hoist and the hook is realized, and the lifting operation of the internal combustion engine is completed. Under the sliding contact of the abutting ring and the moving groove, the control stability of the position of the electric hoist on the support arm is further improved.

[0020] 2. Through the sliding connection between the support column and the mounting groove, under the connection between the support column and the screw, through the threaded connection between the screw and the screw sleeve, the position of the support column on the base can be regulated, thereby improving the range and performance of the internal combustion engine placed on the base. Through the connection between the second motor and the support column, under the connection between the second motor and the gear, the meshing rotation connection between the gear and the rack can realize the change of the action position of the adjustment column in the support column, thereby changing the action position of the placement disk. Through the connection between the connecting column and the regulating sleeve, under the misaligned contact of the rubber block and the slot, the rotation of the fixed disk can be controlled, thereby improving the placement stability performance of the internal combustion engine test.

[0021] 3. Through the sliding connection between the fixed column and the placement plate, under the connection of the sliding rod and the fixed column, the effect of regulating the position of the pressure plate on the placement plate is achieved. Under the connection of the control rod and the extension plate, the control rod and the fixed sleeve are connected to increase the use range of the pressure plate on the placement plate, and improve the placement support performance of the internal combustion engine. Under the sliding connection between the sliding column and the base, the support and control effect of the position of the fixed plate on the base is achieved through the action of the abutment sleeve. Under the connection of the fixed plate and the telescopic cylinder, the telescopic spring and the telescopic column are connected so that the telescopic column slides elastically in the telescopic cylinder, and the abutment support effect of the internal combustion engine placed on the base is achieved through the action of the abutment block. The downward force of the internal combustion engine is clamped by the pressure plate and the upward force of the internal combustion engine is pressed by the abutment block, so as to improve the placement stability of the internal combustion engine on the base. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a front perspective schematic diagram of the structure of the present invention;

[0023] Figure 2 It is a schematic side perspective view of the structure of the present invention;

[0024] Figure 3 It is a partial three-dimensional schematic diagram of the connection structure between the support arm and the fixing frame of the present invention;

[0025] Figure 4 It is a schematic bottom view of a partially cutaway perspective view of the structure of the support arm of the present invention;

[0026] Figure 5 It is a partial three-dimensional bottom view schematic diagram of the structure of the support arm of the present invention;

[0027] Figure 6 It is a partial three-dimensional schematic diagram of the structure of the base of the present invention;

[0028] Figure 7 It is a partial three-dimensional schematic diagram of the structure of the base of the present invention;

[0029] Figure 8 For the present invention Figure 7 A bottom-up sectional perspective diagram of the connection structure between the middle support column and the adjustment column;

[0030] Fig. 9 For the present invention Figure 8 A three-dimensional cross-sectional schematic diagram of the connection structure between the middle adjustment column and the placement plate;

[0031] Fig.10 For the present invention Fig. 9 3D exploded diagram of the connection structure between the middle connection column and the nut;

[0032] Fig.11 For the present invention Figure 7 Schematic diagram of a three-dimensional partial cross-section of the structure of the middle fixing plate.

[0033] In the figure: 1, base; 11, fixed frame; 2, support arm; 21, support frame; 22, first motor; 23, rotating rod; 24, slide groove; 25, slider; 26, support column; 27, moving groove; 28, limit rod; 29, adjustment block; 210, connecting block; 211, support ring; 212, connecting chain; 213, electric hoist; 214, wire rope; 215, hook; 3, storage bin; 31, control groove; 4, support column; 41, installation groove; 42, screw sleeve; 43, limit groove; 44, second motor; 441, gear; 45, adjustment column; 46, storage plate ; 47. Screw rod; 48. Storage groove; 49. Rack; 410. Fixed plate; 411. Connecting column; 412. Nut; 413. Adjusting sleeve; 4131. Slot; 414. Adjusting sleeve; 4141. Rubber block; 5. Adjusting groove; 51. Fixed plate; 52. Sliding column; 53. Abutment sleeve; 54. Telescopic cylinder; 55. Telescopic spring; 56. Telescopic column; 57. Abutment block; 58. Limiting plate; 59. Control column; 510. Screw handle; 6. Support groove; 61. Fixed column; 62. Pressure plate; 63. Sliding rod; 64. Control rod; 65. Extension plate; 66. Fixed sleeve. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0035] See also Figure 1-11 , an embodiment provided by the present invention:

[0036] Internal combustion engine performance test bench, including:

[0037] The frame includes a base 1, and a fixing frame 11 is fixedly connected to the surface of the base 1. Under the connection between the base 1 and the fixing frame 11, the fixing frame 11 can realize the supporting and controlling effect of the supporting arm 2 at the working position on the base 1;

[0038] The adjustment mechanism includes a support arm 2, which is slidably connected to the surface of the fixed frame 11, the surface of the support arm 2 is fixedly connected to the support frame 21, the surface of the fixed frame 11 is provided with a first motor 22, the output shaft of the first motor 22 is fixedly connected to a rotating rod 23, the surface of the fixed frame 11 is provided with a slide groove 24, a side of the support arm 2 close to the fixed frame 11 is fixedly connected to a slider 25, the inner side of the support frame 21 is movably connected to a support column 26, the surface of the support arm 2 is provided with a moving groove 27, the inner side of the moving groove 27 is fixedly connected to a limiting rod 28, and the surface of the limiting rod 28 The surface is sleeved with an adjustment block 29, the surface of the adjustment block 29 is fixedly connected with a connection block 210, the outer surface of the connection block 210 is fixedly connected with a ring 211, the bottom end of the connection block 210 is fixedly connected with a connection chain 212, the bottom end of the connection chain 212 is provided with an electric hoist 213, the inner side of the electric hoist 213 is provided with a wire rope 214, the surface of the wire rope 214 is fixedly connected with a hook 215, through the connection between the support arm 2 and the support frame 21, under the sliding connection between the support frame 21 and the fixed frame 11, the stability of the support arm 2 when adjusted on the fixed frame 11 is improved;

[0039] The support mechanism includes a support column 4, which is arranged on the surface of the base 1. The upper surface of the base 1 is provided with a mounting groove 41, and the side surface of the base 1 is provided with a limiting groove 43. The outer surface of the support column 4 is provided with a second motor 44, and the output shaft of the second motor 44 is fixedly connected with a gear 441. The surface of the support column 4 is plug-connected with an adjustment column 45, and the surface of the adjustment column 45 is provided with a placement plate 46. The surface of the support column 4 is fixedly connected with a screw 47, and the outer surface of the screw 47 is sleeved with a screw sleeve 42. The support column 4 The inner side of the adjusting column 45 is provided with a receiving groove 48, the bottom end of the adjusting column 45 is fixedly connected with a rack 49, the bottom end of the placing plate 46 is fixedly connected with a fixing plate 410, the inside of the fixing plate 410 is movably connected with a connecting column 411, the outer surface of the connecting column 411 is sleeved with a nut 412, the surface of the adjusting column 45 is fixedly connected with a regulating sleeve 413, the surface of the regulating sleeve 413 is provided with a groove 4131, the outer surface of the regulating sleeve 413 is fixedly connected with an adjusting sleeve 414, and the inner side of the adjusting sleeve 414 is fixedly connected with a rubber block 4 141, a support groove 6 is provided on the upper surface of the placement plate 46, a fixed column 61 is slidably connected to the inner side of the support groove 6, a pressure plate 62 is fixedly connected to the surface of the fixed column 61, a sliding rod 63 is fixedly connected to the outer surface of the bottom end of the fixed column 61, a control rod 64 is connected to the surface of the pressure plate 62, an extension plate 65 is fixedly connected to the surface of the control rod 64, a fixed sleeve 66 is sleeved on the outer surface of the control rod 64, and through the connection between the support column 4 and the screw 47, under the sliding connection between the screw 47 and the limit groove 43, the screw sleeve The threaded connection between 42 and the screw rod 47 completes the control and support operation of the position of the support column 4 on the base 1, thereby improving the placement range and performance of the internal combustion engine. Under the connection between the pressure plate 62 and the fixed column 61, through the connection between the fixed column 61 and the slide rod 63, and the through-sliding connection between the slide rod 63 and the support groove 6, the control effect of the position of the pressure plate 62 on the placement disk 46 is achieved. Under the connection between the extension plate 65 and the control rod 64, the control effect of the position of the extension plate 65 on the pressure plate 62 is achieved, thereby improving its performance and range of use.

[0040] Furthermore, the support frames 21 are distributed in two opposite groups on both sides of the support arm 2. The support frames 21 are slidably connected to the fixed frame 11 through the support arm 2. The rotating rod 23 passes through the surface of the slider 25. The rotating rod 23 and the slider 25 are threadedly connected. Through the connection between the support arm 2 and the support frame 21, and under the sliding connection between the support frame 21 and the fixed frame 11, the position of the support arm 2 on the fixed frame 11 is regulated.

[0041] Furthermore, the slider 25 is slidably connected to the slide groove 24, the support column 26 is rotatably connected through the support frame 21 and the fixed frame 11, the limit rod 28 is fixed on the surface of the movable groove 27 in a rod shape, and the cross-section of the adjustment block 29 is in a "T" shape. Through the connection between the slider 25 and the support arm 2, under the sliding connection between the slider 25 and the slide groove 24, the connection between the rotating rod 23 and the slider 25 is completed to complete the adjustment operation of the position of the support arm 2 on the fixed frame 11. Under the connection between the support column 26 and the support frame 21, the support column 26 and the fixed frame 11 are rotatably connected through the abutment, so as to reduce the friction between the support frame 21 and the fixed frame 11, thereby facilitating the sliding operation between the support arm 2 and the fixed frame 11.

[0042] Furthermore, the electric hoist 213 acts on the bottom of the support arm 2 through the connecting chain 212 and the adjusting block 29, and the hook 215 is connected to the bottom of the electric hoist 213 through the wire rope 214. Through the connection between the movable groove 27 and the support arm 2, and under the connection between the movable groove 27 and the limit rod 28, the supporting effect of the sliding position of the electric hoist 213 on the support arm 2 is achieved. Through the connection between the connecting block 210 and the adjusting block 29, and under the connection between the connecting chain 212 and the electric hoist 213, the supporting effect of the position of the hook 215 is achieved. The connection between the wire rope 214 and the hook 215 facilitates the lifting operation of the internal combustion engine. The electric hoist 213 is an existing product, and its working principle is the existing technology, and no further explanation is made here.

[0043] Furthermore, the support column 4 is slidably connected to the base 1 through the mounting groove 41, the screw 47 passes through the limiting groove 43 and the screw sleeve 42 and is threadedly rotatably connected, the gear 441 and the rack 49 are meshed and rotatably connected, the rack 49 is plug-connected through the adjusting column 45 and the storage groove 48, the adjusting column 45 is slidably connected to the support column 4 through the gear 441 and the rack 49, and through the sliding connection between the support column 4 and the mounting groove 41, under the threaded connection of the screw 47 and the screw sleeve 42, the effect of regulating the action position of the support column 4 on the base 1 is achieved, and under the connection between the second motor 44 and the gear 441, through the connection between the gear 441 and the rack 49, the effect of regulating the action position of the adjusting column 45 is achieved.

[0044] Furthermore, the cross-section of the connecting column 411 is in a "T" shape, the connecting column 411 and the regulating sleeve 413 are plugged and rotatably connected, the nut 412 and the adjusting sleeve 414 are threadedly connected, the rubber block 4141 and the slot 4131 are staggeredly connected, and through the connection between the fixed disk 410 and the placement disk 46, under the action of the connecting column 411, the support effect of the placement disk 46 on the adjusting column 45 is achieved, and through the rotational connection between the connecting column 411 and the regulating sleeve 413, under the connection between the adjusting sleeve 414 and the nut 412, the staggered connection control between the rubber block 4141 and the slot 4131 is achieved, and under the abutment contact between the rubber block 4141 and the connecting column 411, the support control operation of the connection of the connecting column 411 in the regulating sleeve 413 is completed, thereby achieving the effect of regulating the use angle of the placement disk 46.

[0045] Furthermore, a storage mechanism is provided on the surface of the base 1, and the storage mechanism includes a placement bin 3, which is slidably connected to the base 1. A control groove 31 is provided on the surface of the base 1, and the placement bin 3 is slidably connected to the base 1 through the control groove 31. Through the connection between the base 1 and the placement bin 3, and under the sliding connection between the placement bin 3 and the control groove 31, the position of the placement bin 3 on the base 1 is regulated, thereby achieving a movement control effect on the tools placed in the placement bin 3.

[0046] Furthermore, a reinforcing mechanism is provided on the surface of the base 1, which includes an adjusting groove 5, which is opened on the upper surface of the base 1, a sliding column 52 is slidably connected to the inner side of the adjusting groove 5, a sleeve 53 is sleeved on the outer surface of the sliding column 52, a fixing plate 51 is fixedly connected to the surface of the sliding column 52, a telescopic cylinder 54 is fixedly connected to the upper surface of the fixing plate 51, a telescopic spring 55 is fixedly connected to the inner side of the telescopic cylinder 54, a telescopic column 56 is fixedly connected to the surface of the telescopic spring 55, a top of the telescopic column 56 is fixedly connected to a sleeve 57, a limiting plate 58 is sleeved on the outer surface of the telescopic column 56, a control column 59 is movably connected to the surface of the fixing plate 51, a screw handle 510 is fixedly connected to the surface of the limiting plate 58, through the connection between the base 1 and the adjusting groove 5, under the sliding connection between the adjusting groove 5 and the sliding column 52, the effect of regulating the position of the fixing plate 51 on the base 1 is achieved through the action of the sleeve 53.

[0047] Furthermore, the fixed plate 51 is slidably connected to the base 1 through the sliding column 52 and the regulating groove 5, the abutment sleeve 53 is abutted and connected with the surface of the base 1 through the sliding column 52, the telescopic cylinder 54 is evenly distributed on the surface of the fixed plate 51, the telescopic column 56 and the telescopic cylinder 54 are connected one by one, and through the connection between the fixed plate 51 and the telescopic cylinder 54, under the connection between the telescopic cylinder 54 and the telescopic spring 55, through the action of the telescopic spring 55, the elastic sliding effect of the telescopic column 56 in the telescopic cylinder 54 is achieved.

[0048] Furthermore, a ring plate is fixedly connected to the outer surface of the telescopic column 56, and the telescopic column 56 passes through the surface of the limit plate 58. The limit plate 58 and the ring plate on the surface of the telescopic column 56 are abutted and connected. The control column 59 passes through the limit plate 58 and is threadedly rotatably connected with the screw handle 510. The telescopic column 56 is elastically slidably connected to the telescopic cylinder 54 through the telescopic spring 55. Through the connection between the telescopic column 56 and the stop block 57, under the action of the stop block 57, an abutting support effect for placing the internal combustion engine is achieved. Under the penetration connection of the control column 59 and the limit plate 58, through the threaded connection between the screw handle 510 and the control column 59, a support and control effect on the action position of the limit plate 58 on the fixed plate 51 is achieved, which facilitates the position support and control of the stop block 57 when not in use.

[0049] Working principle: When placing the internal combustion engine, first hook the internal combustion engine through the hook 215, start the electric hoist 213, and achieve the lifting effect of the internal combustion engine. After that, the internal combustion engine slides through the limit rod 28 and the adjustment block 29, so that the internal combustion engine is conveniently placed on the placement plate 46. When the position of the internal combustion engine needs to be adjusted, start the first motor 22 to rotate the rotating rod 23, change the position of the slider 25 in the slide groove 24, and achieve the effect of regulating the position of the support arm 2 on the fixed frame 11, thereby improving the scope of use and performance of the lifting. At the connection between the placement plate 46 and the support groove 6, through the connection between the support groove 6 and the fixed column 61, and the connection between the fixed column 61 and the pressure plate 62, the sliding slide rod 63 is used to change the position of the pressure plate 62 on the placement plate 46, thereby improving the scope of use of the pressure plate 62 on the placement plate 46. At the connection between the extension plate 65 and the control rod 64, and at the connection between the control rod 64 and the fixed sleeve 66, the scope of use and performance of the extension plate 65 on the pressure plate 62 are improved.

[0050] When it is necessary to adjust the use angle of the placement disk 46 and the pressure plate 62, the nut 412 is rotated to change the position of the nut 412 on the adjusting sleeve 414. At this time, the rubber block 4141 and the slot 4131 are separated, and the connecting column 411 rotates in the regulating sleeve 413. When the adjustment is completed, the nut 412 is rotated in the opposite direction to make the rubber block 4141 and the connecting column 411 abut against each other. When the height of the placement disk 46 is adjusted, the second motor 44 is started to rotate the gear 441. Under the meshing rotation of the gear 441 and the rack 49, the position of the adjusting column 45 in the support column 4 is changed to improve its use range. Under the connection of the screw 47 and the screw sleeve 42, the position of the support column 4 on the base 1 can be changed through the sliding connection of the screw 47 and the limiting groove 43. Under the connection of the fixing plate 51 and the telescopic cylinder 54, the connection of the telescopic spring 55 and the telescopic column 56 completes the abutment support between the abutment block 57 and the internal combustion engine, thereby improving the stability of the placement of the internal combustion engine.

[0051] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. Internal combustion engine performance test bench, characterized in that: include: The frame body comprises a base (1), a surface of the base (1) being fixedly connected to a fixing frame (11); The adjustment mechanism comprises a support arm (2), the support arm (2) being slidably connected to the surface of a fixing frame (11), the surface of the support arm (2) being fixedly connected to the support frame (21), the surface of the fixing frame (11) being provided with a first motor (22), the output shaft of the first motor (22) being fixedly connected to a rotating rod (23), the surface of the fixing frame (11) being provided with a sliding groove (24), a surface of the support arm (2) close to the fixing frame (11) being fixedly connected to a sliding block (25), the inner side of the support frame (21) being movably connected to a support column (26), and the surface of the support arm (2) being provided with a movable groove (24). 27), a limit rod (28) is fixedly connected to the inner side of the movable groove (27), an adjustment block (29) is sleeved on the surface of the limit rod (28), a connection block (210) is fixedly connected to the surface of the adjustment block (29), a retaining ring (211) is fixedly connected to the outer surface of the connection block (210), a connection chain (212) is fixedly connected to the bottom end of the connection block (210), an electric hoist (213) is arranged at the bottom end of the connection chain (212), a steel wire rope (214) is arranged on the inner side of the electric hoist (213), and a hook (215) is fixedly connected to the surface of the steel wire rope (214); The support mechanism comprises a support column (4), wherein the support column (4) is arranged on the surface of a base (1), the upper surface of the base (1) is provided with a mounting groove (41), the side surface of the base (1) is provided with a limiting groove (43), the outer surface of the support column (4) is provided with a second motor (44), the output shaft of the second motor (44) is fixedly connected with a gear (441), the surface of the support column (4) is plug-connected with an adjustment column (45), the surface of the adjustment column (45) is provided with a placement plate (46), the surface of the support column (4) is fixedly connected with a screw rod (47), the outer surface of the screw rod (47) is sleeved with a screw sleeve (42), and the support column (4) is provided with a screw sleeve (42). A storage groove (48) is provided on the inner side, a rack (49) is fixedly connected to the bottom end of the adjusting column (45), a fixed plate (410) is fixedly connected to the bottom end of the placing plate (46), a connecting column (411) is movably connected inside the fixing plate (410), a nut (412) is sleeved on the outer surface of the connecting column (411), a regulating sleeve (413) is fixedly connected to the surface of the adjusting column (45), a groove (4131) is provided on the surface of the regulating sleeve (413), an adjusting sleeve (414) is fixedly connected to the outer surface of the regulating sleeve (414), a rubber block (4141) is fixedly connected to the inner side of the placing plate (46), and a connecting column (411) is movably connected inside the fixing plate (410). A nut (412) is sleeved on the outer surface of the connecting column (411). A regulating sleeve (413) is fixedly connected to the surface of the adjusting column (45), a groove (4131) is provided on the surface of the regulating sleeve (413), an adjusting sleeve (414) is fixedly connected to the outer surface of the regulating sleeve (413), and a rubber block (4141) is fixedly connected to the inner side of the regulating sleeve (414). ) is provided with a support groove (6), a fixed column (61) is slidably connected to the inner side of the support groove (6), a pressure plate (62) is fixedly connected to the surface of the fixed column (61), a sliding rod (63) is fixedly connected to the outer surface of the bottom end of the fixed column (61), a control rod (64) is connected to the surface of the pressure plate (62), an extension plate (65) is fixedly connected to the surface of the control rod (64), and a fixed sleeve (66) is sleeved on the outer surface of the control rod (64), and a reinforcing mechanism is provided on the surface of the base (1), and the reinforcing mechanism includes a regulating groove (5), the regulating groove (5) is provided on the upper surface of the base (1), and the inner side of the regulating groove (5) is slidably connected to the inner side of the regulating groove (5). A sliding column (52) is connected, the outer surface of the sliding column (52) is sleeved with a resist sleeve (53), the surface of the sliding column (52) is fixedly connected to a fixing plate (51), the upper surface of the fixing plate (51) is fixedly connected to a telescopic cylinder (54), the inner side of the telescopic cylinder (54) is fixedly connected to a telescopic spring (55), the surface of the telescopic spring (55) is fixedly connected to a telescopic column (56), the top end of the telescopic column (56) is fixedly connected to a resist block (57), the outer surface of the telescopic column (56) is sleeved with a limit plate (58), the surface of the fixing plate (51) is movably connected to a control column (59), and the surface of the limit plate (58) is fixedly connected to a screw handle (510).

2. The internal combustion engine performance test bench according to claim 1, characterized in that: The support frames (21) are arranged in two groups and are oppositely distributed on both sides of the support arm (2). The support frames (21) are slidably connected to the support arm (2) and the fixed frame (11). The rotating rod (23) passes through the surface of the slider (25). The rotating rod (23) and the slider (25) are rotatably connected by a thread.

3. The internal combustion engine performance test bench according to claim 1, characterized in that: The slider (25) and the slide groove (24) are slidably connected, the abutment column (26) is rotatably connected via the support frame (21) and the fixed frame (11), the limit rod (28) is fixed on the surface of the movable groove (27) in a rod shape, and the cross section of the adjustment block (29) is in a "T" shape.

4. The internal combustion engine performance test bench according to claim 1, characterized in that: The electric hoist (213) acts on the bottom of the support arm (2) through the connecting chain (212) and the adjusting block (29), and the hook (215) is connected to the bottom of the electric hoist (213) through the steel wire rope (214).

5. The internal combustion engine performance test bench according to claim 1, characterized in that: The support column (4) is slidably connected to the base (1) via the mounting groove (41); the screw rod (47) passes through the limiting groove (43) and the screw sleeve (42) to be threadedly rotatably connected; the gear (441) and the rack (49) are meshedly rotatably connected; the rack (49) is plug-connected to the adjusting column (45) and the receiving groove (48); and the adjusting column (45) is slidably connected to the support column (4) via the gear (441) and the rack (49).

6. The internal combustion engine performance test bench according to claim 1, characterized in that: The cross section of the connecting column (411) is in a "T" shape; the connecting column (411) and the regulating sleeve (413) are plugged together and rotatably connected; the nut (412) and the regulating sleeve (414) are threadedly connected; and the rubber block (4141) and the slot (4131) are staggeredly connected.

7. The internal combustion engine performance test bench according to claim 1, characterized in that: The surface of the base (1) is provided with a storage mechanism, the storage mechanism comprising a placement bin (3), the placement bin (3) and the base (1) being slidably connected, the surface of the base (1) being provided with a control groove (31), the placement bin (3) and the base (1) being slidably connected via the control groove (31).

8. The internal combustion engine performance test bench according to claim 1, characterized in that: The fixed plate (51) is slidably connected to the base (1) via a sliding column (52) and a regulating groove (5); the abutment sleeve (53) is abuttedly connected to the surface of the base (1) via the sliding column (52); the telescopic cylinders (54) are evenly distributed on the surface of the fixed plate (51); and the telescopic columns (56) and the telescopic cylinders (54) are connected in a one-to-one correspondence.

9. The internal combustion engine performance test bench according to claim 1, characterized in that: The outer surface of the telescopic column (56) is fixedly connected with a ring plate, the telescopic column (56) passes through the surface of the limit plate (58), the limit plate (58) and the ring plate on the surface of the telescopic column (56) are abutted and connected, the control column (59) passes through the limit plate (58) and is threadedly rotatably connected with the screw handle (510), and the telescopic column (56) is elastically slidably connected to the telescopic cylinder (54) via a telescopic spring (55).

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