Hand-pull starter testing device

Abstract

The utility model discloses a hand-pull starter testing device, and relates to the technical field of hand-pull starter detection. The device comprises a fixing plate, a portal frame is fixedly arranged on the upper surface of the fixing plate, a fixing block is fixedly arranged on the inner surface of the portal frame, a pulley is fixedly arranged on the lower surface of the fixing block, an electric telescopic rod is fixedly arranged on the upper surface of the fixing plate, and a connecting rope is arranged at the output end of the electric telescopic rod. The connecting rope is connected with the pulley in a matched mode, an auxiliary test connecting assembly is fixedly arranged at the other end of the connecting rope, a starter limiting assembly is fixedly arranged on the upper surface of the fixing plate, a counter is fixedly arranged on the upper surface of the fixing plate, the counter is electrically connected with the electric telescopic rod, and the auxiliary test connecting assembly comprises a square plate. The electric telescopic rod is started to be matched with the pulley and the connecting rope, so that the drawing rod can move in a reciprocating mode, and the number of times of drawing can be recorded through the counter.

Description

Technical Field

[0001] The utility model relates to the technical field of hand pull starter detection, in particular to a hand pull starter testing device. Background Art

[0002] Recruit starters are commonly used to start internal combustion engines or engines, especially small mechanical equipment or tools such as lawn mowers, chain saws, motorcycles, boats, aircraft and some cars. This type of starter is also called a pull-cord starter or hand crank starter because it starts the engine by pulling a rope or rod. Recruit starters are often used on equipment where electric starters or key starters cannot be used, such as in the wild or where there is no power supply.

[0003] Traditional pull-start simulation start tests usually test the start-up performance of the device by simulating the action of the user pulling the starter. The test process usually includes the following steps: 1. Ensure that the device is in the appropriate working state and environment. 2. Simulate the action of the user pulling the starter to test whether the device can be successfully started. 3. Record the time, number of startups, and any abnormal conditions. 4. Analyze and evaluate the test results to determine whether the start-up performance of the device meets the requirements.

[0004] However, the traditional pull-start simulation test has some disadvantages and shortcomings, including: 1. Subjectivity: The test results may be affected by the operator's skill level and operation method, and there is subjectivity. 2. Instability: Due to the instability of the test operation, the results may not be reliable and repeatable. 3. Time-consuming and labor-intensive: Manual simulation of pull-start operation requires a lot of time and manpower, and the efficiency is low. 4. Difficult to quantify: It is difficult to quantify the operator's strength and speed, and it is impossible to accurately evaluate the starting performance of the equipment.

[0005] Therefore, the manual pull starter simulation test in the prior art has the problems of high subjectivity, poor stability, time and labor consumption, and difficulty in quantification. Utility Model Content

[0006] In order to solve the related problems of the existing pull starter during testing, the pull starter testing device of the utility model can realize automated testing, improve the accuracy, stability and efficiency of the test, and reduce the influence of human subjective factors.

[0007] In order to solve the above technical problems, the utility model adopts the following technical solutions: a hand-pull starter test device, comprising a fixed plate, a gantry is fixedly provided on the upper surface of the fixed plate, a fixed block is fixedly provided on the inner surface of the gantry, a pulley is fixedly provided on the lower surface of the fixed block, an electric telescopic rod is fixedly provided on the upper surface of the fixed plate, a connecting rope is provided at the output end of the electric telescopic rod, the connecting rope is connected with the pulley, an auxiliary test connection assembly is fixedly provided on the other end of the connecting rope, a starter limit assembly is fixedly provided on the upper surface of the fixed plate, a counter is fixedly provided on the upper surface of the fixed plate, and the counter is electrically connected to the electric telescopic rod;

[0008] The auxiliary test connection assembly includes a square plate, which is fixedly connected to the other end of the connecting rope. A sleeve is fixedly provided on the lower surface of the square plate. Two sleeves are provided and are symmetrically arranged on the lower surface of the square plate. A movable rod is slidably sleeved in the sleeve. A semicircular connecting cylinder is fixedly provided at the lower end of the movable rod. A bolt is movably inserted on the semicircular connecting cylinder. A nut is threadedly sleeved on the outer surface of the bolt. A through groove is provided on the side of the sleeve. A pulling block is slidably provided in the through groove. The pulling block is fixedly connected to the movable rod. A circular hole is provided on the side of the sleeve. There are a plurality of circular holes, and the circular hole array is distributed on one side of the sleeve. A screw is threadedly inserted on the side of the pulling block, and the end of the screw is movably inserted in the circular hole.

[0009] Preferably, the starter limit assembly includes a hollow rectangular plate, which is fixedly connected to the upper surface of the fixed plate, and the inner surface of the hollow rectangular plate is rotatably provided with a double-headed screw, and the outer surface of the double-headed screw is threadedly sleeved with a square sleeve plate, and the square sleeve plate slides in fit with the inner surface of the hollow rectangular plate, and a connecting plate is fixedly provided on one side of the opposite surface of the square sleeve plate, and the connecting plate movably passes through the hollow rectangular plate, and a movable plate is fixedly provided on the other end of the connecting plate, and a semicircular clamping block is fixedly provided on one side of the opposite surface of the movable plate, and a connecting rod is fixedly provided at one end of the double-headed screw, and the connecting rod passes through the hollow rectangular plate, and there are a plurality of semicircular clamping blocks, and the semicircular clamping blocks are arrayed and distributed on one side of the movable plate, and a turntable is fixedly provided on the other end of the connecting rod.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The utility model can start the electric telescopic rod to cooperate with the pulley and the connecting rope to make the pulling rod reciprocate, and the number of pulling times can be recorded by the counter, which is convenient for data tracking and analysis. The utility model can make the end of the pull rod disengage from one of the round holes by rotating the screw rod, and then the semicircular connecting tube can be moved downward by pulling the movable rod, which is convenient for adjustment according to the pulling rod on the starter. When it is adjusted to a suitable position, the end of the pull rod can be entered into the inside of another round hole by rotating the bolt. After adjusting the position, the nut can be rotated to disengage it from the bolt. After the bolt is pulled out, the pulling rod can be placed in the semicircular connecting tube, and the bolt is inserted into the semicircular connecting tube to cooperate with the nut for connection, and the pulling rod fits the bolt. The utility model can place the starter to be detected inside the hollow rectangular plate, and then the double-headed screw can be rotated by rotating the turntable through the connecting rod, so that the two square sleeve plates sleeved on the outer surface of the double-headed screw can move toward the middle, and the movable plate can be moved toward the middle through the connecting plate, and the semicircular clamping block can contact the starter, and the number of limit pulling times can be performed on starters of different sizes.

[0012] In summary, the hand pull starter test device of the utility model has the following advantages:

[0013] 1. Realize automated testing and improve test accuracy.

[0014] 2. The number of pulls can be recorded to facilitate data tracking and analysis.

[0015] 3. Exquisite design, easy operation, improved stability and efficiency.

[0016] 4. It can be adjusted according to different sizes of starters and has a wide range of applicability.

[0017] 5. Through the coordinated movement of various components, accurate limit pulling can be achieved, enhancing the controllability of the test. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] 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.

[0019] Figure 1 It is a schematic diagram of the structure of the utility model.

[0020] Figure 2 This is a schematic diagram of the structure of the auxiliary test connection component of the utility model.

[0021] Figure 3This is a schematic diagram of the structure of the starter limit assembly of the utility model.

[0022] In the figure: 1. fixed plate; 11. gantry; 12. fixed block; 13. pulley; 14. electric telescopic rod; 15. connecting rope; 2. auxiliary test connection assembly; 21. square plate; 22. sleeve; 23. movable rod; 24. slot; 25. pull block; 26. round hole; 27. screw; 28. semicircular connecting cylinder; 29. ​​bolt; 291. nut; 3. starter limit assembly; 31. hollow rectangular plate; 32. double-headed screw; 33. square sleeve; 34. connecting plate; 35. movable plate; 36. semicircular clamp block; 37. connecting rod; 38. turntable; 4. counter. DETAILED DESCRIPTION

[0023] 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.

[0024] Example: Figure 1-3 As shown, the utility model provides a hand-pull starter test device, including a fixed plate 1, a gantry 11 is fixedly provided on the upper surface of the fixed plate 1, a fixed block 12 is fixedly provided on the inner surface of the gantry 11, a pulley 13 is fixedly provided on the lower surface of the fixed block 12, an electric telescopic rod 14 is fixedly provided on the upper surface of the fixed plate 1, a connecting rope 15 is provided at the output end of the electric telescopic rod 14, the connecting rope 15 is connected with the pulley 13, an auxiliary test connection assembly 2 is fixedly provided at the other end of the connecting rope 15, a starter limit assembly 3 is fixedly provided on the upper surface of the fixed plate 1, the pulling rod can be reciprocated by starting the electric telescopic rod 14 in cooperation with the pulley 13 and the connecting rope 15, and the number of pulling times can be recorded by the counter 4;

[0025] The auxiliary test connection assembly 2 includes a square plate 21, which is fixedly connected to the other end of the connecting rope 15. A sleeve 22 is fixedly provided on the lower surface of the square plate 21, and a movable rod 23 is slidably sleeved in the sleeve 22. A semicircular connecting cylinder 28 is fixedly provided at the lower end of the movable rod 23. A bolt 29 is movably inserted on the semicircular connecting cylinder 28, and a nut 291 is threadedly sleeved on the outer surface of the bolt 29. A through groove 24 is provided on the side of the sleeve 22, and a pull block 25 is slidably provided in the through groove 24. The pull block 25 is fixedly connected to the movable rod 23. A round hole 26 is provided on the side of the sleeve 22, and a threaded insert is provided on the side of the pull block 25. The end of the screw rod 27 is movably inserted in the circular hole 26. The end of the screw rod 27 can be disengaged from one of the circular holes 26 by rotating the screw rod 27. Then, the semicircular connecting tube 28 can be moved downward by pulling the movable rod 23, so as to be adjusted according to the pull rod on the starter. When it is adjusted to a suitable position, the end of the screw rod 27 can be inserted into the other circular hole 26 by rotating the bolt 29. After the position is adjusted, the nut 291 can be rotated to disengage it from the bolt 29. After the bolt 29 is pulled out, the pull rod can be placed in the semicircular connecting tube 28, and the bolt 29 is inserted into the semicircular connecting tube 28 to be connected with the nut 291, and the pull rod fits the bolt 29;

[0026] There are a plurality of circular holes 26, and the circular holes 26 are arranged in an array on one side of the sleeve 22, which is convenient for limiting after adjustment. The cross-sectional shape of the pull block 25 is "T"-shaped, which is convenient for connection. There are two sleeves 22, and the sleeves 22 are symmetrically arranged on the lower surface of the square plate 21 to improve the stability of the connection;

[0027] The starter limit assembly 3 includes a hollow rectangular plate 31, which is fixedly connected to the upper surface of the fixed plate 1. The cross-sectional shape of the hollow rectangular plate 31 is "concave". A double-headed screw 32 is rotatably provided on the inner surface of the hollow rectangular plate 31. A square sleeve 33 is threadedly sleeved on the outer surface of the double-headed screw 32. The square sleeve 33 slides and fits with the inner surface of the hollow rectangular plate 31. A connecting plate 34 is fixedly provided on one side of the opposite surface of the square sleeve 33. The connecting plate 34 movably penetrates the hollow rectangular plate 31. A moving plate 35 is fixedly provided on the other end of the connecting plate 34. A semicircular clamping block 36 is fixedly provided on one side of the opposite surface of the moving plate 35. A connecting rod 37 is fixedly provided on one end of the double-headed screw 32. The connecting rod 37 penetrates the hollow rectangular plate 31. A turntable 38 is fixedly provided on the other end of the connecting rod 37.

[0028] There are a plurality of semicircular clamping blocks 36 , and the semicircular clamping blocks 36 are arranged in an array on one side of the movable plate 35 to protect the starter. A counter 4 is fixedly provided on the upper surface of the fixed plate 1 , and the counter 4 is electrically connected to the electric telescopic rod 14 .

[0029] Working principle: When the utility model is used, the starter to be tested can be placed inside the hollow rectangular plate 31, and then the double-headed screw 32 can be rotated by rotating the turntable 38 through the connecting rod 37, so that the two square sleeve plates 33 sleeved on the outer surface of the double-headed screw 32 can move toward the middle, and the movable plate 35 can be moved toward the middle through the connecting plate 34, and the semicircular clamping block 36 can contact the starter, and the number of limit pulls can be performed on starters of different sizes;

[0030] The end of the screw rod 27 can be disengaged from one of the circular holes 26 by rotating the screw rod 27, and then the semicircular connecting tube 28 can be moved downward by pulling the movable rod 23, so as to facilitate adjustment according to the pull rod on the starter. When it is adjusted to a suitable position, the end of the screw rod 29 can be rotated to enter the inside of the other circular hole 26. After adjusting the position, the nut 291 can be rotated to disengage it from the bolt 29. After the bolt 29 is pulled out, the pull rod can be placed in the semicircular connecting tube 28, and the bolt 29 is inserted into the semicircular connecting tube 28 to match the nut 291 for connection, and the pull rod fits the bolt 29;

[0031] By starting the electric telescopic rod 14 in cooperation with the pulley 13 and the connecting rope 15, the pulling rod can be reciprocated, and the number of pulling times can be recorded by the counter 4.

[0032] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A hand starter test device, comprising a fixing plate (1), characterized in that: A gantry (11) is fixedly provided on the upper surface of the fixed plate (1), a fixed block (12) is fixedly provided on the inner surface of the gantry (11), a pulley (13) is fixedly provided on the lower surface of the fixed block (12), an electric telescopic rod (14) is fixedly provided on the upper surface of the fixed plate (1), a connecting rope (15) is provided at the output end of the electric telescopic rod (14), the connecting rope (15) is connected to the pulley (13), an auxiliary test connection assembly (2) is fixedly provided at the other end of the connecting rope (15), and a starter limit assembly (3) is fixedly provided on the upper surface of the fixed plate (1); The auxiliary test connection assembly (2) comprises a square plate (21), wherein the square plate (21) is fixedly connected to the other end of the connection rope (15), a sleeve (22) is fixedly provided on the lower surface of the square plate (21), a movable rod (23) is slidably sleeved in the sleeve (22), a semicircular connecting cylinder (28) is fixedly provided at the lower end of the movable rod (23), a bolt (29) is movably inserted in the semicircular connecting cylinder (28), a nut (291) is threadedly sleeved on the outer surface of the bolt (29), a through groove (24) is provided on the side surface of the sleeve (22), a pull block (25) is slidably provided in the through groove (24), the pull block (25) is fixedly connected to the movable rod (23), a circular hole (26) is provided on the side surface of the sleeve (22), a screw rod (27) is threadedly inserted in the side surface of the pull block (25), and the end of the screw rod (27) is movably inserted in the inside of the circular hole (26).

2. The hand pull starter testing device according to claim 1, characterized in that: The starter limiting assembly (3) comprises a hollow rectangular plate (31), wherein the hollow rectangular plate (31) is fixedly connected to the upper surface of the fixed plate (1), a double-headed screw rod (32) is rotatably provided on the inner surface of the hollow rectangular plate (31), a square sleeve plate (33) is threadedly sleeved on the outer surface of the double-headed screw rod (32), and the square sleeve plate (33) is slidably fitted with the inner surface of the hollow rectangular plate (31), a connecting plate (34) is fixedly provided on one side of the opposite surface of the square sleeve plate (33), the connecting plate (34) movably penetrates the hollow rectangular plate (31), a moving plate (35) is fixedly provided on the other end of the connecting plate (34), a semicircular clamping block (36) is fixedly provided on one side of the opposite surface of the moving plate (35), a connecting rod (37) is fixedly provided on one end of the double-headed screw rod (32), the connecting rod (37) penetrates the hollow rectangular plate (31), and a rotating disk (38) is fixedly provided on the other end of the connecting rod (37).

3. The hand pull starter testing device according to claim 1, characterized in that: A plurality of circular holes (26) are provided, and the circular holes (26) are distributed in an array on one side of the sleeve (22).

4. The hand pull starter testing device according to claim 1, characterized in that: The cross-sectional shape of the pulling block (25) is "T" shaped.

5. The hand pull starter testing device according to claim 1, characterized in that: Two sleeves (22) are provided, and the sleeves (22) are symmetrically arranged on the lower surface of the square plate (21).

6. The hand pull starter testing device according to claim 2, characterized in that: The cross-sectional shape of the hollow rectangular plate (31) is a "concave" shape.

7. The hand pull starter testing device according to claim 2, characterized in that: A plurality of semicircular clamping blocks (36) are provided, and the semicircular clamping blocks (36) are distributed in an array on one side of the moving plate (35).

8. The hand pull starter testing device according to claim 1, characterized in that: A counter (4) is fixedly provided on the upper surface of the fixing plate (1), and the counter (4) is electrically connected to the electric telescopic rod (14).

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