CN219778364U - Engine detection teaching aid - Google Patents
Engine detection teaching aid Download PDFInfo
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- CN219778364U CN219778364U CN202321307745.3U CN202321307745U CN219778364U CN 219778364 U CN219778364 U CN 219778364U CN 202321307745 U CN202321307745 U CN 202321307745U CN 219778364 U CN219778364 U CN 219778364U
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- rod
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- engine
- conducting
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- 238000001514 detection method Methods 0.000 title claims abstract description 38
- 239000007769 metal material Substances 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to the technical field of automobile repair teaching aids, in particular to an engine detection teaching aid. The technical scheme includes that the engine comprises an engine main body, wherein the engine main body is provided with a plurality of cylinder barrels, and each cylinder barrel is internally provided with a vertical conducting rod; the measuring cylinder table is used for detecting the inner diameter of the cylinder barrel and is provided with a conductive ring moving along the conductive rod, and a gap is formed between the conductive ring and the conductive rod; the detection system is used for detecting whether the conducting ring is in contact with the conducting rod or not; the detection system sounds an alarm when the conductive ring is in contact with the conductive rod. According to the utility model, a closed loop is formed between the detection system and the conducting rod and between the detection system and the conducting ring, and the detection system can give an alarm when the conducting ring is in contact with the conducting rod, so that prompt information is given to an operator, and the angle of the measuring cylinder meter is adjusted, so that the operator can know the correct detection posture of the conducting rod of the engine, and the teaching is convenient.
Description
Technical Field
The utility model relates to the technical field of automobile repair teaching aids, in particular to an engine detection teaching aid.
Background
In the automobile fault diagnosis process, if the detected cylinder compression pressure is lower, the faults such as valve leakage, plane leakage on a cylinder body or abnormal abrasion of a cylinder wall and the like are indicated to possibly exist, and the engine needs to be overhauled. The abnormal abrasion of the inner wall of the cylinder is a typical fault cause of low compression pressure of the cylinder, the measuring meter is a main measuring tool for measuring the abrasion of the inner wall of the cylinder, diameters of different sections and directions of the cylinder are measured according to the standard of the measuring meter according to the requirement of a maintenance manual, and whether the abnormal abrasion exists in the cylinder can be judged, so that an important basis is provided for further diagnosis and maintenance. The measuring method is characterized in that the measuring method comprises the steps of measuring the abrasion of the inner wall of the cylinder by using a measuring cylinder table, namely accurately measuring the diameter of the cylinder with the specified section and direction of a maintenance manual by using the measuring cylinder table, wherein if the measured section position and direction are selected to be inconsistent with the requirements in the manual, or the measuring result is influenced by improper operation and skill during detection, the judgment of the technical condition of the inner wall of the cylinder is influenced, and even the automobile maintenance accident is caused.
The measurement of the abrasion of the inner wall of the cylinder is an important practical training task of an engine mechanical system maintenance course and is also a typical work task of an enterprise, in the process of teaching in the past, the measurement method of an operator cannot be intuitively judged to be correct, the measurement is not accurately judged only by eye observation, and the operation method and skill of the operator are inconvenient to guide.
Disclosure of Invention
Aiming at the problems in the background technology, the utility model provides an engine detection teaching aid capable of detecting the trend of a cylinder table in real time during detection and correcting the posture of the cylinder table.
The technical scheme of the utility model is as follows: an engine detection teaching aid comprising:
the engine body is provided with a plurality of cylinder barrels, and each cylinder barrel is internally provided with a vertical conducting rod;
the measuring cylinder table is used for detecting the inner diameter of the cylinder barrel and is provided with a conductive ring moving along the conductive rod, and a gap is formed between the conductive ring and the conductive rod;
the detection system is used for detecting whether the conducting ring is in contact with the conducting rod or not;
the detection system sounds an alarm when the conductive ring is in contact with the conductive rod.
Preferably, the detection system comprises a power supply, a control switch and an alarm, wherein the positive electrode of the power supply is connected with the control switch, and the negative electrode of the control switch is connected with the conducting rod through a first wire;
the control switch is connected with a wiring terminal of the alarm, and the alarm is connected with a wire connector of the conducting ring through a second wire;
when the conducting ring is in contact with the conducting rod, a closed loop is formed between the detection system and the conducting rod as well as between the detection system and the conducting ring.
Preferably, the alarm is one of a buzzer, an indicator light and a vibrator.
Preferably, the conductive ring is made of a metal material having conductive properties.
Preferably, a swivel is rotatably arranged on the cylinder measuring table, and the conductive ring is fixed on the circumferential surface of the swivel through a connecting rod;
the conductive ring rotates around the rod body part of the cylinder meter through the connecting rod and the rotating ring.
Preferably, a plurality of elastic clamps for fixing the second wires are arranged on the connecting rod.
Compared with the prior art, the utility model has the following beneficial technical effects:
according to the utility model, a closed loop is formed between the detection system and the conducting rod and between the detection system and the conducting ring, and the detection system can give an alarm when the conducting ring is in contact with the conducting rod, so that prompt information is given to an operator, and the angle of the measuring cylinder meter is adjusted, so that the operator can know the correct detection posture of the conducting rod of the engine, and the teaching is convenient.
Drawings
FIG. 1 shows a schematic diagram of an embodiment of the present utility model;
FIG. 2 shows a schematic diagram of the structure of the cylinder table of the present utility model;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
reference numerals: 10 an engine body; 11 cylinder barrels; 12 conductive rods; 20 cylinder table; a 21 swivel; 22 a second wire; 23 connecting rods; 24 wire connectors; 25 conductive rings; 26 elastic wire clamps; a 30 power supply; 40 control switch; and 50, an alarm.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Examples
As shown in fig. 1, the engine detection teaching aid provided by the utility model is an engine main body 10, wherein the engine main body 10 is provided with a plurality of cylinder barrels 11, and each cylinder barrel 11 is internally provided with a vertical conductive rod 12;
the conductive rod 12 is a metal rod having conductive properties;
referring to fig. 2 and 3, there is shown a gauge 20, the gauge 20 is used to detect the inner diameter of the cylinder 11, the gauge 20 has a conductive ring 25 moving along the conductive rod 12 with a gap between the conductive ring 25 and the conductive rod 12;
the operator does not contact as a correct movement path when moving along the conductive rod 12, and the gap is set as an allowable error amount of the operator.
A detection system for detecting whether the conductive ring 25 is in contact with the conductive rod 12;
the detection system sounds an alarm when the conductive ring 25 is in contact with the conductive rod 12.
The detection system comprises a power supply 30, a control switch 40 and an alarm 50, wherein the positive electrode of the power supply 30 is connected with the control switch 40, and the negative electrode of the control switch 40 is connected with the conducting rod 12 through a first wire;
the control switch 40 is connected with a wiring terminal of the alarm 50, and the alarm 50 is connected with the wire connector 24 of the conducting ring 25 through the second wire 22;
when the conductive ring 25 is in contact with the conductive rod 12, a closed loop is formed between the detection system and the conductive rod 12 and the conductive ring 25.
Specifically, if the conductive ring 25 moves along the conductive rod 12 and does not contact during the downward movement, the gesture is correct, and the detection result is correct, and when the conductive ring 25 contacts the conductive rod 12, a closed loop is formed among the power supply 30, the control switch 40, the alarm 50, the conductive rod 12 and the cylinder meter 20, so that the alarm 50 works to generate alarm prompt information.
Specifically, the alarm 50 is one of a buzzer, an indicator light, and a vibrator. In this embodiment, the alarm 50 is a buzzer, and can generate an audible alarm when the conductive ring 25 contacts with the conductive rod 12, thereby prompting the operator to adjust the posture of the cylinder meter 20.
The conductive ring 25 is made of a metal material having conductive properties. In this embodiment, the conductive ring 25 is made of copper material.
The measuring cylinder table 20 is rotatably provided with a swivel 21, and a conductive ring 25 is fixed on the circumferential surface of the swivel 21 through a connecting rod 23;
the conductive ring 25 is rotated around the rod portion of the cylinder gauge 20 by the connecting rod 23 and the swivel ring 21.
The connecting rod 23 is provided with a plurality of elastic clamps 26 for fixing the second wires 22.
It should be noted that, in order to make the degree of freedom of operation greater, it is convenient to dock with the conductive rod 12, and the swivel 21 is in interference fit with the rod body portion of the cylinder measuring table 20, so that the conductive ring 25 is rotatable, and meanwhile, rotation in the process of moving along the conductive rod 12 is avoided, and an alarm is caused by misjudgment.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically coupled, directly coupled, or indirectly coupled via an intermediate medium. The specific meaning of the above terms in the present utility model is understood by those of ordinary skill in the art according to the specific circumstances.
The above-described embodiments are merely one or several preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.
Claims (6)
1. An engine detection teaching aid, comprising:
an engine main body (10), wherein the engine main body (10) is provided with a plurality of cylinder barrels (11), and a vertical conducting rod (12) is arranged in each cylinder barrel (11);
a gauge (20), the gauge (20) being for detecting an inner diameter of the cylinder (11), the gauge (20) having a conductive ring (25) moving along the conductive rod (12) with a gap between the conductive ring (25) and the conductive rod (12);
a detection system for detecting whether the conductive ring (25) is in contact with the conductive rod (12);
the detection system sounds an alarm when the conductive ring (25) is in contact with the conductive rod (12).
2. The engine detection teaching aid according to claim 1, wherein the detection system comprises a power supply (30), a control switch (40) and an alarm (50), the positive electrode of the power supply (30) is connected with the control switch (40), and the negative electrode of the control switch (40) is connected with the conducting rod (12) through a first wire;
the control switch (40) is connected with a wiring terminal of the alarm (50), and the alarm (50) is connected with a wire connector (24) of the conducting ring (25) through a second wire (22);
when the conducting ring (25) is in contact with the conducting rod (12), a closed loop is formed between the detection system and the conducting rod (12) and between the detection system and the conducting ring (25).
3. The engine detection teaching aid of claim 2, wherein the alarm (50) is one of a buzzer, an indicator light, and a vibrator.
4. An engine testing teaching aid according to claim 2, characterized in that the conductive ring (25) is made of a metallic material having conductive properties.
5. An engine detection teaching aid according to claim 2, characterized in that a swivel (21) is rotatably arranged on the cylinder meter (20), and the conductive ring (25) is fixed on the circumferential surface of the swivel (21) through a connecting rod (23);
the conductive ring (25) rotates around the rod body part of the cylinder meter (20) through the connecting rod (23) and the swivel (21).
6. An engine testing teaching aid according to claim 5 characterized in that the connecting rod (23) is provided with a plurality of resilient clips (26) for securing the second wire (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321307745.3U CN219778364U (en) | 2023-05-26 | 2023-05-26 | Engine detection teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321307745.3U CN219778364U (en) | 2023-05-26 | 2023-05-26 | Engine detection teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219778364U true CN219778364U (en) | 2023-09-29 |
Family
ID=88132528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321307745.3U Active CN219778364U (en) | 2023-05-26 | 2023-05-26 | Engine detection teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219778364U (en) |
-
2023
- 2023-05-26 CN CN202321307745.3U patent/CN219778364U/en active Active
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