Comb tooth meshing depth measuring instrument for escalator and moving sidewalk
By designing an escalator with automatic sidewalk comb teeth meshing depth measuring instrument including ruler seat, measuring ruler sleeve, limit plate, limit groove, measuring hook and return spring, the complex operation and fuzzy data in the prior art are solved. The problem has achieved accurate and convenient measurement results.
Patent Information
- Application Number
- CN202421182557.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-28
- Publication Date
- 2024-12-27
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The existing escalator and automatic sidewalk comb meshing depth measuring instruments are complex in operation, which is inconvenient for management and carrying, and the measurement data reading is fuzzy, which makes it easy to generate errors.
An escalator and automatic sidewalk comb meshing depth measuring instrument including ruler seat, measuring ruler sleeve, limit plate, limit groove, measuring hook, return spring and rotary knob were designed. The combination of these structures achieved accurate measurement. , compact structure, simple operation, easy to manage and carry.
Accurate measurement of the meshing depth of the escalator and the automatic sidewalk comb teeth is achieved, and the reading is clear and clear, which avoids the occurrence of errors and simplifies the detection process.
Smart Images
Figure CN222258080U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of measuring equipment, in particular to a comb tooth meshing depth measuring instrument for escalators and moving walkways. Background Art
[0002] Escalators and moving walkways are special equipment that are widely used in the production and life of the general public. However, special equipment poses a great risk to personal and property safety. Therefore, my country's Special Equipment Safety Law stipulates that escalators and moving walkways included in the special equipment catalogue shall be subject to annual mandatory inspection or testing, and the comb tooth engagement depth is a key inspection item. Whether the measured data meets the specification requirements will affect whether the equipment can be used normally.
[0003] Escalators and moving walkways are equipped with different numbers of steps or pedals depending on the lifting height. During inspection, it is not possible to measure the comb tooth engagement depth of only one step or pedal. The comb tooth engagement depth of multiple groups of steps or pedals will be measured in sections according to the on-site conditions for comprehensive evaluation. This adds a lot of time to the inspection of the project. Therefore, an escalator and moving walkway comb tooth engagement depth measuring instrument is needed.
[0004] In the prior art, the comb meshing depth measuring instruments for escalators and moving walkways are often complicated to operate, inconvenient to manage and carry, and the measurement data readings are fuzzy and prone to errors. Utility Model Content
[0005] In order to make up for the above shortcomings, the utility model provides an escalator and moving walkway comb tooth meshing depth measuring instrument, aiming to improve the problems that the escalator and moving walkway comb tooth meshing depth measuring instruments in the prior art are often complicated to operate, inconvenient to manage and carry, and the measurement data readings are fuzzy and prone to errors.
[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an escalator and moving walkway comb meshing depth measuring instrument, including a ruler seat, a measuring ruler sleeve is fixedly connected inside the ruler seat, a measuring ruler body is slidably connected inside the measuring ruler sleeve, a measuring scale is arranged on the right front side of the measuring ruler body, a limit plate is fixedly connected to the lower part of the measuring ruler body, a limit assembly is arranged on the lower outer part of the limit plate, a measuring hook is fixedly connected to the lower part of the limit plate, and a reset spring is arranged on the outer sleeve of the measuring hook.
[0007] As a further description of the above technical solution:
[0008] The limiting assembly comprises a limiting block and a limiting groove. The limiting block is fixedly connected to the lower left and right sides of the limiting plate, and the limiting groove is arranged on the left and right sides of the inner wall of the measuring ruler sleeve.
[0009] As a further description of the above technical solution:
[0010] A rotating knob is fixedly connected to the upper part of the measuring ruler body.
[0011] As a further description of the above technical solution:
[0012] One end of the reset spring is fixedly connected to the limit plate, and the other end of the reset spring is fixedly connected to the inner bottom of the measuring ruler sleeve.
[0013] As a further description of the above technical solution:
[0014] A pedal is arranged at the lower part of the ruler seat, and a comb tooth body is arranged at the left side of the pedal.
[0015] As a further description of the above technical solution:
[0016] The limiting block is slidably connected inside the limiting groove.
[0017] The utility model has the following beneficial effects:
[0018] In the utility model, through the coordination among structures such as the measuring scale, the reset spring, the measuring hook, the limit block and the limit groove, the depth measuring instrument can measure the meshing depth of the comb teeth of the escalator and the moving walkway, and the utility model has a compact structure, is very simple to operate, is easy to manage and carry, and the reading of the measured data is intuitive and clear. According to the normal operation specification, no error will be generated. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 This is the internal structure diagram of the comb teeth engagement depth measuring instrument for escalators and moving walkways proposed by the utility model;
[0020] Figure 2 It is a measurement schematic diagram of the comb teeth meshing depth measuring instrument for escalators and moving walkways proposed by the utility model;
[0021] Figure 3 for Figure 1 Enlarged view of point A in .
[0022] Legend:
[0023] 1. Ruler base; 2. Measuring ruler sleeve; 3. Measuring ruler body; 4. Measuring scale; 5. Limit plate; 6. Limit block; 7. Limit slot; 8. Measuring hook; 9. Reset spring; 10. Rotating knob; 11. Pedal; 12. Comb body. DETAILED DESCRIPTION
[0024] 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.
[0025] Reference Figure 1-3 The utility model provides an embodiment: an escalator and moving walk comb meshing depth measuring instrument, including a ruler seat 1, a measuring ruler sleeve 2 is fixedly connected inside the ruler seat 1, a measuring ruler body 3 is slidably connected inside the measuring ruler sleeve 2, a measuring scale 4 is arranged on the right front side of the measuring ruler body 3, a limit plate 5 is fixedly connected to the lower part of the measuring ruler body 3, a limit assembly is arranged on the lower outer part of the limit plate 5, a measuring hook 8 is fixedly connected to the lower part of the limit plate 5, a reset spring 9 is arranged on the outer sleeve of the measuring hook 8, one end of the reset spring 9 is fixedly connected to the limit plate 5, and the other end of the reset spring 9 is fixedly connected to the bottom of the measuring ruler sleeve 2, a rotating knob 10 is fixedly connected to the upper part of the measuring ruler body 3, and the limit assembly includes a limit block 6 and a limit groove 7, the limit block 6 is fixedly connected to the lower left and right sides of the limit plate 5, the limit groove 7 is arranged on the left and right sides of the inner wall of the measuring ruler sleeve 2, and the limit block 6 is slidably connected to the limit groove 7.
[0026] By pressing the rotating knob 10, the rotating knob 10 drives the measuring ruler body 3 to slide inside the measuring ruler sleeve 2, the measuring ruler body 3 drives the limit plate 5 to move, the limit plate 5 drives the limit block 6 to slide inside the limit groove 7, the limit plate 5 drives the measuring hook 8 to move, and ensures sufficient margin, loosen the rotating knob 10 to make the measuring ruler body 3 move upward under the action of the internal reset spring 9 until the measuring hook 8 cannot move and fits on the lower end surface of the comb tooth body 12, and the scale degree of the measuring scale 4 is read at this time, which is the comb tooth meshing depth.
[0027] Reference Figure 2 A pedal 11 is arranged at the lower part of the ruler seat 1, and a comb body 12 is arranged on the left side of the pedal 11.
[0028] The ruler base 1 is supported by the pedal 11 , and the comb body 12 is installed by the pedal 11 .
[0029] Working principle: When it is necessary to measure the meshing depth of the comb teeth of the escalator and the moving walkway, place the ruler seat 1 on the upper part of the pedal 11, press the rotary knob 10 to make the rotary knob 10 drive the measuring ruler body 3 to slide inside the measuring ruler sleeve 2, the measuring ruler body 3 drives the limit plate 5 to move, the limit plate 5 drives the limit block 6 to slide inside the limit groove 7, the limit plate 5 drives the measuring hook 8 to move, and ensures sufficient margin, so that the measuring hook 8 moves from the front end of the comb body 12 along the groove direction, so that the measuring hook can hook the comb body The lower plane of the comb body 12 is reached by releasing the rotating knob 10, and the measuring ruler body 3 moves upward under the action of the internal reset spring 9 until the comb body 12 cannot move and fits against the lower end surface of the comb body 12. At this time, the scale reading of the measuring scale 4 is the comb tooth engagement depth, thereby realizing that the depth measuring instrument can measure the comb tooth engagement depth of the escalator and the moving walkway, and the structure is compact and exquisite, the operation is very simple, and it is easy to manage and carry. The reading of the measurement data is intuitive and clear. According to the normal operation specification, no error will be generated.
[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. An instrument for measuring the meshing depth of escalator and moving walk comb teeth, comprising a ruler base (1), characterized in that: A measuring ruler sleeve (2) is fixedly connected inside the ruler seat (1), a measuring ruler body (3) is slidably connected inside the measuring ruler sleeve (2), a measuring scale (4) is arranged on the right front side of the measuring ruler body (3), a limit plate (5) is fixedly connected to the lower part of the measuring ruler body (3), a limit assembly is arranged on the lower outer part of the limit plate (5), a measuring hook (8) is fixedly connected to the lower part of the limit plate (5), and a reset spring (9) is arranged on the outer side of the measuring hook (8).
2. The escalator and moving walk comb tooth engagement depth measuring instrument according to claim 1 is characterized in that: The limit assembly comprises a limit block (6) and a limit slot (7), wherein the limit block (6) is fixedly connected to the lower left and right sides of the limit plate (5), and the limit slot (7) is arranged on the left and right sides of the inner wall of the measuring ruler sleeve (2).
3. The escalator and moving walk comb tooth engagement depth measuring instrument according to claim 1, characterized in that: A rotating knob (10) is fixedly connected to the upper part of the measuring ruler body (3).
4. The escalator and moving walk comb tooth engagement depth measuring instrument according to claim 1, characterized in that: One end of the return spring (9) is fixedly connected to the limit plate (5), and the other end of the return spring (9) is fixedly connected to the inner bottom of the measuring ruler sleeve (2).
5. The escalator and moving walk comb tooth engagement depth measuring instrument according to claim 1, characterized in that: A pedal (11) is arranged at the lower part of the ruler seat (1), and a comb tooth body (12) is arranged on the left side of the pedal (11).
6. The escalator and moving walk comb tooth engagement depth measuring instrument according to claim 2, characterized in that: The limiting block (6) is slidably connected inside the limiting groove (7).