Portable engine rotating speed signal simulation generator

Abstract

The utility model discloses a portable engine rotating speed signal simulation generator, and particularly relates to the technical field of engine rotating speed signal simulation generators, which comprises a bottom frame, and a rotating speed signal generator body is arranged at the top end of the bottom frame. An opening protection device is arranged at one end of the rotating speed signal generator body, protection plates are arranged on the two sides of the rotating speed signal generator body, first limiting devices are arranged on the protection plates, and a second limiting device is arranged on the side, away from the opening protection device, of the bottom frame; according to the engine rotating speed signal simulator, the engine rotating speed signal simulator body is protected by arranging the opening protection device, the protection plate and the first limiting device, the protection plate is driven by the opening protection device to be opened and closed, the protection plate is limited by the first limiting device, and the engine rotating speed signal simulator body is protected. Through the operation, the key of the engine rotating speed signal simulator body is protected.

Description

Technical Field

[0001] The utility model relates to the technical field of engine speed signal simulation generators, in particular to a portable engine speed signal simulation generator. Background Art

[0002] The engine speed signal simulator is a tool that can simulate the engine speed signal. Such a tool is very important for the development of the engine electronic control system because it can help verify the correctness of the ECU software; the existing portable engine speed signal simulator is only the simulator body, lacking a protection device for the simulator keys, and secondly, the engine speed signal simulator needs to be used with a supporting data cable, which needs to be collected. For this reason, we propose a portable engine speed signal simulation generator to solve the above problems. Utility Model Content

[0003] The utility model aims to provide a portable engine speed signal simulation generator to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a portable engine speed signal simulation generator, comprising a bottom frame, a speed signal generator body is arranged at the top of the bottom frame, an opening protection device is arranged at one end of the speed signal generator body, protection plates are arranged on both sides of the speed signal generator body, a first limit device is arranged on the protection plate, and a second limit device is arranged on the side of the bottom frame away from the opening protection device;

[0005] The opening protection device includes a moving bolt, which is slidably mounted on the speed signal generator body, a groove is provided on the side of the speed signal generator body away from the second limit device, a second slide groove is provided on the outer side of the speed signal generator body near one end of the groove, and the second slide groove and the groove are connected, the moving bolt and the groove are slidably connected, a connecting rod is rotatably mounted on the outer wall of the moving bolt, and the connecting rod is provided with two symmetrically distributed ones, and the other ends of the two connecting rods are rotatably connected to the corresponding protection plate;

[0006] Preferably, the No. 1 limiting device includes a fixing ring, which is provided with two symmetrically distributed fixing rings, and the two fixing rings are closed to form a ring frame. The fixing ring is fixedly installed on the protective plate, and a semicircular plate is slidably installed on the fixing ring. The semicircular plates are provided with two symmetrically distributed ones, and fixing bolts are fixedly installed on the tops of the two semicircular plates.

[0007] Preferably, the No. 2 limiting device includes a rotating frame, which is rotatably mounted on the outer wall of the bottom frame, a fixed frame is fixedly mounted on the middle of the outer wall of the rotating frame, a positioning bolt is inserted through the fixed frame, a No. 2 movable plate is fixedly mounted on the outer wall of the positioning bolt, and the No. 2 movable plate and the fixed frame are slidably connected, a spring is sleeved on the outer wall of the positioning bolt, and the two ends of the spring are respectively fixedly connected to the fixed frame and the No. 2 movable plate.

[0008] Preferably, a movable plate No. 1 is slidably provided at the lower part of the inner wall of the bottom frame, the end of the movable plate No. 1 is in contact with the rotating frame, and symmetrically distributed protrusions are fixedly mounted at the bottom end of the movable plate No. 1.

[0009] Preferably, symmetrically distributed limiting frames are fixedly mounted on the inner wall of the bottom frame, and partitions are slidably mounted on opposite ends of two limiting frames.

[0010] Preferably, a first slide groove is provided at the bottom end of the inner wall of the bottom frame, a sliding block used in conjunction with the first slide groove is fixedly sleeved on the outer wall of the No. 1 movable plate, and the sliding block is slidably connected to the first slide groove.

[0011] Preferably, fixed blocks are fixedly installed on both sides of the rotation speed signal generator body, and fixed rods are rotatably installed on the two fixed blocks, and the fixed rods are rotatably connected to the protection plate.

[0012] Preferably, protective pads are fixedly installed at the four corners of the outer wall of the speed signal generator body, and a data interface is fixedly installed on the side of the speed signal generator body close to the second limit device.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model protects the engine speed signal simulator body by arranging an opening protection device, a protection plate and a No. 1 limit device. The protection plate is driven to open and close by the opening protection device, and the protection plate is limited by the No. 1 limit device. The above operations realize the protection of the engine speed signal simulator body buttons.

[0015] 2. The utility model sets a bottom frame and a second limiting device, and limits the first movable plate by the second limiting device. By sliding open the first movable plate, the data cable can be placed in the bottom frame, thereby protecting and storing the data cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the structure of the utility model.

[0018] Figure 2 It is a schematic diagram of the structure of the utility model after overall planing.

[0019] Figure 3 For this utility model Figure 2 Enlarged view of point A in the middle.

[0020] Figure 4 For this utility model Figure 2 Enlarged view of point B in the middle.

[0021] Figure 5 For this utility model Figure 2 Enlarged view of point C in the middle.

[0022] Figure 6 It is a schematic diagram of the structure of the utility model when viewed from above.

[0023] Figure 7 For this utility model Figure 6 Enlarged view of point D in the middle.

[0024] Figure 8 For this utility model Figure 6 Enlarged view of point E in the middle.

[0025] Fig. 9 This is a schematic diagram of the main structure of the medium speed signal generator of the utility model.

[0026] In the figure: 1, bottom frame; 2, speed signal generator body; 3, opening protection device; 4, limit device No. 1; 5, limit device No. 2; 6, protection plate; 7, protection pad; 8, data interface; 101, movable plate No. 1; 102, bump; 103, limit frame; 104, partition; 105, first slide groove; 106, slider; 201, fixed block; 202, fixed rod; 301, groove; 302, second slide groove; 303, movable bolt; 304, connecting rod; 401, fixed ring; 402, semicircular plate; 403, fixed bolt; 501, rotating frame; 502, fixed frame; 503, positioning bolt; 504, movable plate No. 2; 505, spring. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Example: Figure 1-9 As shown, the utility model provides a portable engine speed signal simulation generator, including a bottom frame 1, a speed signal generator body 2 is provided at the top of the bottom frame 1, an opening protection device 3 is provided at one end of the speed signal generator body 2, protection plates 6 are provided on both sides of the speed signal generator body 2, a first limit device 4 is provided on the protection plate 6, and a second limit device 5 is provided on the side of the bottom frame 1 away from the opening protection device 3;

[0029] The opening protection device 3 includes a moving bolt 303, which is slidably mounted on the speed signal generator body 2. A groove 301 is provided on the side of the speed signal generator body 2 away from the second limiting device 5. A second sliding groove 302 is provided on the outer side of the speed signal generator body 2 near one end of the groove 301, and the second sliding groove 302 and the groove 301 are connected. The moving bolt 303 is slidably connected to the groove 301. A connecting rod 304 is rotatably mounted on the outer wall of the moving bolt 303. The connecting rod 304 is provided with two symmetrically distributed ones, and the other ends of the two connecting rods 304 are rotatably connected to the corresponding protection plate 6.

[0030] The No. 1 limiting device 4 includes a fixing ring 401, which is provided with two symmetrically distributed fixing rings 401. The two fixing rings 401 are closed to form a ring frame. The fixing ring 401 is fixedly installed on the protective plate 6. A semicircular plate 402 is slidably installed on the fixing ring 401. The semicircular plate 402 is provided with two symmetrically distributed fixing bolts 403 are fixedly installed on the top of the two semicircular plates 402. By setting the semicircular plates 402 and the fixing rings 401, the protective plate 6 is limited by the misalignment of the semicircular plates 402.

[0031] The second limiting device 5 includes a rotating frame 501, which is rotatably installed on the outer wall of the bottom frame 1, and a fixed frame 502 is fixedly installed in the middle of the outer wall of the rotating frame 501. A positioning bolt 503 is inserted through the fixed frame 502, and a second movable plate 504 is fixedly installed on the outer wall of the positioning bolt 503, and the second movable plate 504 and the fixed frame 502 are slidably connected. A spring 505 is sleeved on the outer wall of the positioning bolt 503, and the two ends of the spring 505 are respectively fixedly connected to the fixed frame 502 and the second movable plate 504. By setting the positioning bolt 503, the positioning bolt 503 is inserted in the corresponding slot to limit the rotating frame 501.

[0032] A movable plate 101 is slidably provided at the lower part of the inner wall of the bottom frame 1, and the end of the movable plate 101 contacts the rotating frame 501. The bottom end of the movable plate 101 is fixedly mounted with symmetrically distributed protrusions 102. By setting the protrusions 102, the protrusions 102 increase the friction force on the movable plate 101.

[0033] Symmetrically distributed limiting frames 103 are fixedly mounted on the inner wall of the bottom frame 1 , and partitions 104 are slidably mounted on opposite ends of the two limiting frames 103 . The bottom frame 1 can be partitioned by setting the partitions 104 .

[0034] A first slide groove 105 is provided at the bottom end of the inner wall of the bottom frame 1, and a slider 106 is fixedly sleeved on the outer wall of the No. 1 movable plate 101 for use with the first slide groove 105, and the slider 106 is slidably connected to the first slide groove 105. By setting the first slide groove 105, the No. 1 movable plate 101 slides along the first slide groove 105 through the slider 106.

[0035] Fixed blocks 201 are fixedly installed on both sides of the speed signal generator body 2, and fixed rods 202 are rotatably installed on the two fixed blocks 201, and the fixed rods 202 are rotatably connected to the protection plate 6. By setting the fixed rods 202, the protection plate 6 rotates along the fixed rods 202.

[0036] Protection pads 7 are fixedly installed at the four corners of the outer wall of the speed signal generator body 2, and a data interface 8 is fixedly installed on the side of the speed signal generator body 2 close to the second limit device 5. By setting the protection pads 7, the protection pads 7 protect the four corners of the speed signal generator body 2.

[0037] Working principle: first, manually pull up the positioning bolt 503, and the positioning bolt 503 moves through the second moving plate 504 to compress the spring 505. When the positioning bolt 503 is completely separated from the corresponding positioning groove in the bottom frame 1, manually rotate the rotating frame 501, and the rotating frame 501 is opened;

[0038] Then, manually push the No. 1 movable plate 101 from the direction of the opening protection device 3 to the No. 2 limit device 5 through the friction force of the protrusion 102, and the No. 1 movable plate 101 slides in the first slide groove 105 through the slider 106. After the No. 1 movable plate 101 is opened, the corresponding data line in the bottom frame 1 is taken out, inserted from the data interface 8 and connected to the detection device, and the semicircular plate 402 is manually rotated through the fixing bolt 403 to make the semicircular plate 402 correspond to the corresponding fixed ring 401. Then, push the moving bolt 303, and the moving bolt 303 moves upward along the second slide groove 302. The moving bolt 303 drives the two protection plates 6 to open through the two connecting rods 304, and the speed signal generator body 2 is protected by the protection plate 6. The above reverse operation makes the protection plate 6 closed and the two semicircular plates 402 are manually displaced in the corresponding fixed ring 401 through the fixing bolt 403.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A portable engine speed signal simulation generator, comprising a bottom frame (1), characterized in that: A speed signal generator body (2) is provided at the top of the bottom frame (1), an opening protection device (3) is provided at one end of the speed signal generator body (2), protection plates (6) are provided on both sides of the speed signal generator body (2), a first limiting device (4) is provided on the protection plate (6), and a second limiting device (5) is provided on the side of the bottom frame (1) away from the opening protection device (3); The opening protection device (3) comprises a movable bolt (303), and the movable bolt (303) is slidably mounted on the speed signal generator body (2). A groove (301) is provided on the side of the speed signal generator body (2) away from the second limit device (5). A second slide groove (302) is provided on the outer side of the speed signal generator body (2) near one end of the groove (301), and the second slide groove (302) and the groove (301) are connected. The movable bolt (303) and the groove (301) are slidably connected. A connecting rod (304) is rotatably mounted on the outer wall of the movable bolt (303). The connecting rod (304) is provided with two symmetrically distributed ones, and the other ends of the two connecting rods (304) are rotatably connected to the corresponding protection plate (6).

2. A portable engine speed signal simulation generator according to claim 1, characterized in that: The first limiting device (4) comprises a fixing ring (401), wherein the fixing ring (401) is provided with two symmetrically distributed ones, and the two fixing rings (401) are closed to form a ring frame, and the fixing ring (401) is fixedly mounted on the protection plate (6), and a semicircular plate (402) is slidably mounted on the fixing ring (401), and the semicircular plate (402) is provided with two symmetrically distributed ones, and the top ends of the two semicircular plates (402) are fixedly mounted with fixing bolts (403).

3. A portable engine speed signal simulation generator according to claim 1, characterized in that: The second limiting device (5) comprises a rotating frame (501), the rotating frame (501) is rotatably mounted on the outer wall of the bottom frame (1), a fixed frame (502) is fixedly mounted in the middle of the outer wall of the rotating frame (501), a positioning bolt (503) is inserted through the fixed frame (502), a second movable plate (504) is fixedly mounted on the outer wall of the positioning bolt (503), and the second movable plate (504) and the fixed frame (502) are slidably connected, a spring (505) is sleeved on the outer wall of the positioning bolt (503), and two ends of the spring (505) are respectively fixedly connected to the fixed frame (502) and the second movable plate (504).

4. A portable engine speed signal simulation generator according to claim 1, characterized in that: A movable plate (101) is slidably provided at the lower part of the inner wall of the bottom frame (1), the end of the movable plate (101) is in contact with the rotating frame (501), and symmetrically distributed protrusions (102) are fixedly mounted at the bottom end of the movable plate (101).

5. A portable engine speed signal simulation generator according to claim 1, characterized in that: Symmetrically distributed limiting frames (103) are fixedly mounted on the inner wall of the bottom frame (1), and partitions (104) are slidably mounted on opposite ends of the two limiting frames (103).

6. A portable engine speed signal simulation generator according to claim 4, characterized in that: A first sliding groove (105) is provided at the bottom end of the inner wall of the bottom frame (1), and a sliding block (106) used in conjunction with the first sliding groove (105) is fixedly sleeved on the outer wall of the first movable plate (101), and the sliding block (106) is slidably connected to the first sliding groove (105).

7. A portable engine speed signal simulation generator according to claim 1, characterized in that: Fixed blocks (201) are fixedly mounted on both sides of the rotation speed signal generator body (2), fixed rods (202) are rotatably mounted on the two fixed blocks (201), and the fixed rods (202) are rotatably connected to the protection plate (6).

8. A portable engine speed signal simulation generator according to claim 1, characterized in that: Protection pads (7) are fixedly installed at the four corners of the outer wall of the speed signal generator body (2), and a data interface (8) is fixedly installed on the side of the speed signal generator body (2) close to the second limit device (5).

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