TWM542762U - Digital crankshaft angle display - Google Patents

Description

Digital crank angle display

This creation is about a digital crank angle display, especially an innovative structural designer for engine crank angle digital display adjustment and zero correction.

Pressing, when the ignition point of the spark plug is to be generated, detecting the rotation angle of the reference position from the crankshaft of the engine, that is, the crank angle, and setting the ignition timing according to the crank angle, and detecting the internal combustion engine crankshaft In the crank angle detecting device of the rotation angle, a disk-shaped rotor that rotates in accordance with the rotation of the crankshaft and a sensor disposed in the vicinity of the outer periphery thereof are used. And when the rotor rotates in conjunction with the crankshaft and the detected portion passes near the sensor, the sensor is caused to generate a pulse voltage. However, since the conventional crank angle correction device fixes the indexing plate and the pointer to the engine casing of the steam and the locomotive, and because the crankshaft is built in the cylinder, the indexing plate and the engine crankshaft are caused. The reference position often varies in calibration, and thus the crank angle cannot be accurately determined, and there is a problem that the ignition timing cannot be accurately determined. Therefore, it is necessary to further improve.

Therefore, in view of the problems existing in the above-mentioned conventional structure, how to develop an innovative structure that is more ideal and practical, and to use the eagerly awaited by consumers, is also the goal and direction of the relevant industry to strive to develop breakthroughs. In view of this, the creator has been engaged in the manufacturing development and design experience of related products for many years. After the detailed design and careful evaluation of the above objectives, the creator will have a practical and practical creation.

That is, the main purpose of the present invention is to provide a digital crank angle display; the problem to be solved is to fix the indexing plate and the pointer to the engine casing of the steam and locomotive for the conventional crank angle correction device. Body, and because the crankshaft is built into the cylinder, Therefore, the indexing position of the indexing plate and the crankshaft of the engine may be deviated frequently, and the crankshaft angle may not be accurately determined, thereby causing an improvement in the problem that the ignition timing cannot be accurately determined; and the problem is solved. The technical feature is mainly applied to the rotor of the predetermined engine module and the rotating shaft thereof by the digital crank angle display to correct the angular position of the crankshaft relative to the rotor; the system comprises: a fixed unit, which is controlled by a digital angle converter The fixing frame, the one-axis group seat and the one-position column are oppositely configured, wherein one end of the digital angle converter is provided with an inductive end, and the inductive end is further connected with a connecting member, and the connecting member is respectively provided at two ends a connecting hole, the connecting end is sleeved with a connecting hole, and the connecting member is provided with a radial screw hole corresponding to each of the connecting holes, and the sensing end is screwed by a radial screw The inductive terminal is fixed to the connecting member, and the digital angle converter is provided with a plurality of fixing portions on an end surface of the sensing end; the fixing frame includes a shaft mount, the center of the shaft mount extends through a through hole, and the through hole passes through the sensing end of the digital angle converter, and the shaft mount is provided with a plurality of the fixed portions of the digital angle converter a fixing hole, wherein the fixing hole and the fixing portion are relatively screwed by a plurality of fixing members, so that the fixing frame and the digital angle converter are relatively fixed, and one side of the shaft frame is connected with one side bracket, the side The predetermined position of the bracket is provided with a plurality of long slots; the shaft assembly is provided with a shaft end corresponding to the connecting end of the connecting end of the digital angle converter, so that the corresponding shaft of the shaft set is disposed in the connecting hole, and then The radial screw hole of the connecting member is fastened by a radial screw to the end of the shaft group, so that the shaft end is fixed to the connecting member and synchronously with the sensing end of the digital angle converter, and The other end shaft of the shaft assembly base is provided with a connecting shaft portion; and the limiting column includes at least two limiting end surfaces, so that the limiting end surface of the limiting column is relatively limited to be converted into the long slot of the fixing frame The hole is opposite to the side position, and the inside of the limiting column is axially penetrated through a through hole The socket is provided with a long bolt; the digital angle display includes a digital display screen, and the digital display is coupled to a transmission line at one end, and the other end of the transmission line is coupled to the digital unit of the fixed unit. The angle converter is in a proper position, and another predetermined position of the digital angle display is coupled to a power terminal; thereby, the innovative unique design enables the creation to adjust and correct the engine valve by the fixing unit and the digital angle display. Timing and the reference position of the crankshaft, in order to adjust the crank angle angle of the improved valve timing, and make the fuel injection, ignition and other actions can be actuated at the correct timing. This creation only converts the valve timing and crank angle into digital. Display mode to facilitate zero correction, which in turn makes This creation is a practical and progressive person who can achieve precision, simplicity and efficiency.

[this creation]

A‧‧‧Fixed unit

10‧‧‧Digital angle converter

11‧‧‧Inductive joint

12‧‧‧Connecting parts

13‧‧‧ Fixed Department

14‧‧‧radial screw holes

15‧‧‧ Radial screw

16‧‧‧connection hole

20‧‧‧ fixed frame

21‧‧‧Axis frame

22‧‧‧Fixed holes

23‧‧‧Axis hole

24‧‧‧ side bracket

25‧‧‧Long slot

26‧‧‧Fixed parts

30‧‧‧Axis base

31‧‧‧Axis end

32‧‧‧Connecting shaft

40‧‧‧Limited Column

41‧‧‧ Limit end face

42‧‧‧ wearing a hole

43‧‧‧Long bolt

44‧‧‧Drive end

45‧‧‧Spiral lock end

B‧‧‧Digital angle display

B1‧‧‧Digital angle display screen

B3‧‧‧Power connection

S1‧‧‧ transmission line

S2‧‧‧ power cord

M‧‧‧ engine module

M1‧‧‧ rotor

M2‧‧‧ shaft

M3‧‧‧ crankshaft

M4‧‧‧ Positioning screw hole

M5‧‧‧ cylinder

30B‧‧‧Axis Block

31B‧‧‧Axis end

32B‧‧‧Extended column

33B‧‧‧Connected shaft

P‧‧‧ Zero button

Fig. 1 is a combined perspective view of the digital crank angle display of the present creation.

Figure 2: An exploded perspective view of the digital crank angle display of the present creation.

Figure 3: The implementation state diagram of the digital crank angle display of the present creation.

Fig. 4 is a perspective view showing a combination of another embodiment of the present digital angle crank angle display.

Fig. 5 is an exploded perspective view showing another embodiment of the present digital angle crank angle display.

Fig. 6 is a view showing an implementation state of another embodiment of the present digital angle crank angle display.

Please refer to FIGS. 1~3, which are preferred embodiments of the present digital crank angle display. However, these embodiments are for illustrative purposes only, and the patent application is not limited by this structure. The (M3) angle display is applied to the rotor (M1) of the predetermined engine module (M) and its rotating shaft (M2) to correct the angular position of the crankshaft (M3) with respect to the rotor (M1); the system includes: a fixed unit ( A), which is constituted by a digital angle converter (10), a fixed frame (20), a shaft set base (30) and a limit column (40), wherein the digital angle converter (10) An inductive terminal (11) is disposed at one end, and the connecting end (11) is further connected with a connecting member (12), and a connecting hole (16) is respectively disposed at each end of the connecting member (12), so that the sensing connection is The end (11) is sleeved with a connecting hole (16), and the connecting member (12) is provided with a radial screw hole (14) corresponding to each of the connecting holes (16), and a radial screw member ( 15) screwing the sensing terminal (11) to fix the sensing terminal (11) to the connecting member (12), and the digital angle converter (10) is opposite to one end of the sensing terminal (11) The cloth is provided with a plurality of fixing parts (13) The fixing frame (20) comprises a shaft frame (21), the center of the shaft frame (21) extends through a through hole (23), and the shaft hole (23) is passed through the digital angle converter ( 10) an inductive terminal (11), and the shaft mount (21) is provided with a plurality of fixing holes (22) corresponding to the fixing portions (13) of the digital angle converter (10), by a plurality of fixing members ( 26) Let each of the fixing holes (22) And the fixing portion (13) is relatively screwed so that the fixing frame (20) and the digital angle converter (10) are relatively fixed, and one end of the shaft frame (21) is connected with one side bracket (24). The side bracket (24) is provided with a plurality of long slots (25) at predetermined positions; the shaft set base (30) is a connecting hole (16) corresponding to one end of the connecting member (12) of the digital angle converter (10) a shaft assembly end (31) is disposed, wherein the shaft assembly end (31) is disposed in the connecting hole (16), and then is screwed to the connecting member (12) by a radial screw (15). The radial screw hole (14) is urged to the shaft end (31) to fix the shaft end (31) to the connecting member (12) and to synchronize with the sensing end (11) of the digital angle converter (10) Running, and the other end shaft of the shaft assembly (30) is provided with a coupling portion (32), wherein the shaft assembly end (31) of the shaft assembly seat (30) has an external thread segment shape, and the connecting member (12) The connecting hole (16) is in the form of a female thread segment, so that the shaft group end (31) is screwed to the connecting hole (16); and the shaft portion (32) of the shaft group seat (30) has an internal thread Form, and the shaft assembly (30) is in the form of a polygonal cylinder; and the limiting post (40) includes at least two limiting end faces (41), The limiting end surface (41) of the limiting column (40) is relatively limited to be set into the opposite side of the long slot (25) of the fixing frame (20), and the inner part of the limiting column (40) is axially penetrated. a sleeve hole (42), the sleeve hole (42) is for a long bolt (43), and the long bolt (43) of the limit column (40) is respectively provided with a lock end (44) and a a screw lock end (45); wherein the limit post (40) is in the form of a polygonal cylinder; a digital angle display (B) comprising a digital angle display screen (B1), the digital angle display (B) coupled at one end A transmission line (S1) is connected, and the other end of the transmission line (S1) is coupled to a position of the digital angle converter (10) of the fixed unit (A), and another predetermined position of the digital angle display (B) Coupling a power connector (B3), and the digital angle display (B) is provided with a power line (S2) opposite to the power connector (B3); and a reset button is provided on one side of the digital crank angle display (B) (P).

Referring to FIG. 3, when the present invention is applied to an engine module (M), the shaft portion (32) of the shaft assembly (30) is first set on the rotation axis of the rotor (M1) ( M2) position, and the outer casing frame of the engine module (M) is pre-positioned with a plurality of positioning screw holes (M4), so that the screw end (45) of the long bolt (43) of the limiting column (40) is screwed In the positioning screw hole (M4), the unlocking end (44) is driven by a hand tool to be screwed and fixed, so that the digital angle converter (10) and the limit by the fixing frame (20) The column (40) obtains the support and positioning of the limit, and the angle of the rotor (M1) and its rotating shaft (M2) relative to the crankshaft (M3) inside the cylinder (M5) can be rotated by the digital angle The converter (10) transmits angle data to the digital angle display (B) via a transmission line (S1), the digital angle display (B) converts the data into a number and displays the display on the digital angle display screen (B1) to provide repair The person visually views the engine module (M) and its crankshaft (M3) at an initial angle of the undisassembled state, and presses the zero return button (P) to set the digital angle display (B) to zero as a reference value when the engine After the module (M) is disassembled, the maintenance personnel corrects the reference angular position of the internal sensor of the engine and the rotor (M1) on the crankshaft (M3) by a slight adjustment, and improves the exact timing of the ignition.

Please refer to FIGS. 4-6, which is another embodiment of the present invention, wherein an extension end (32B) is extended on the other end surface of the opposite axial end (31B) of the shaft assembly (30B), and The end face of the extension post (32BB) is provided with a coupling portion (33B) in the form of an internal thread segment.

Thereby, the present invention cooperates with the digital angle display (B) to adjust and correct the reference position of the engine valve timing and the crankshaft to adjust the crank angle angle of the improved valve timing, and This makes the injection, ignition and other actions can be actuated at the right time. This creation only converts the valve timing and crank angle into a digital display to facilitate zero correction, which makes the creation accurate, simple and efficient. Practical and progressive.

By summarizing the above description, the design of the above structure can effectively overcome the shortcomings faced by the new style of the formula, and further has the above-mentioned numerous advantages and practical value, so this creation is an innovative new creation, and in the same The same or similar product creation or public use has not been seen in the technical field. Therefore, this creation has met the requirements of the novelty of "newness" and "progressiveness", and is applied according to law.

A‧‧‧Fixed unit

10‧‧‧Digital angle converter

12‧‧‧Connecting parts

20‧‧‧ fixed frame

30‧‧‧Axis base

40‧‧‧Limited Column

41‧‧‧ Limit end face

43‧‧‧Long bolt

B‧‧‧Digital angle display

B1‧‧‧Digital angle display screen

B3‧‧‧Power connection

S1‧‧‧ transmission line

S2‧‧‧ power cord

P‧‧‧ Zero button

Claims (8)

A digital crank angle display, the digital crank angle display is applied to a rotor of a predetermined engine module and a rotating shaft thereof to correct an angular position of the crankshaft relative to the rotor; and the method includes: a fixed unit, which is converted by a digital angle The first end of the digital angle converter is provided with an inductive end, and the inductive end is further connected with a connecting member, and the two ends of the connecting member are respectively a connecting hole is arranged, the connecting end is sleeved with a connecting hole, and a connecting screw has a radial screw hole corresponding to the connecting hole, and the sensing connector is fixed by a radial screw End, the sensing end is fixed to the connecting member, and the digital angle converter is provided with a plurality of fixing portions on one end surface of the sensing end; the fixing frame includes a shaft frame, and the center of the shaft frame a through hole is bored, and the through hole is bored through the sensing end of the digital angle converter, and the fixed position of the digital angle converter corresponding to the digital mount is provided with a plurality of fixed holes, by a plurality of fixed holes The fixing member and the fixing portion are relatively screwed so as to be relatively fixed to the digital angle converter, and one side of the shaft frame is connected with one side bracket, and the side bracket is provided with a plurality of predetermined positions. a slotted hole; the shaft set base is disposed at a connecting end of the connecting end of the digital angle converter, and the shaft set end is disposed in the connecting hole, and then a radial screw is provided a radial screw hole of the connecting member is fastened to the end of the shaft group, so that the shaft end is fixed to the connecting member and runs synchronously with the sensing end of the digital angle converter, and the shaft set is another The end shaft is provided with a connecting shaft portion; and the limiting column includes at least two limiting end faces, so that the limiting end face of the limiting post is relatively limited to be assembled into the opposite slot of the long slot of the fixing frame, and The inside of the limiting post is axially penetrated through a through hole, the through hole is for a long bolt; the digital angle display comprises a digital angle display screen, and the digital angle display is coupled with a transmission line at one end, and The other end of the transmission line is coupled to the number of the fixed unit Angular position transducer, and the other of the digital display of the predetermined angular position is coupled between a power supply terminal are connected. The digital crank angle display according to claim 1, wherein the shaft group end of the shaft assembly has an external thread segment shape, and the connecting hole of the connecting member is in the form of a female thread segment, so that the shaft group end screw group is The connecting hole; the connecting shaft portion of the shaft set base has an internal thread shape. The digital crank angle display of claim 1, wherein the opposite axis group of the shaft set An extension post is extended on the other end of the end, and the end face of the extension post is provided with a coupling portion in the form of an internal thread segment. The digital crank angle display of claim 1, wherein the shaft set is a polygonal cylinder form. The digital crank angle display of claim 1, wherein the limit post is a polygonal cylinder form. The digital crank angle display of claim 1, wherein the digital angle display is provided with a power cord relative to the power connection. The digital crank angle display of claim 1, wherein the long bolts of the limiting post are respectively provided with a driving end and a screw end. The digital crank angle display of claim 1, wherein the digital crank angle display is provided with a return button.