CN116558386A - A vernier plug ruler for measuring the dimensions of escalators and elevators - Google Patents

Abstract

The invention provides a vernier plug ruler for measuring the sizes of an escalator and an elevator, and belongs to the technical field of measuring tools. It comprises the following steps: the wedge-shaped ruler body is provided with the clearance gauge scale on the top surface of the wedge-shaped ruler body, and the top of the wedge-shaped ruler body is provided with a vernier slider which can slide relative to the wedge-shaped ruler body, the tip of the wedge-shaped ruler body can extend into the clearance, the vernier slider is used for indicating the measured clearance size on the surface of the clearance gauge scale, the tail of the wedge-shaped ruler body is provided with a straight ruler body which extends out of the vernier slider, the side surface of the straight ruler body and the side surface of the wedge-shaped ruler body are provided with straight ruler scales which are connected with each other, and the tail end of the straight ruler body is provided with a baffle. The vernier plug ruler can simultaneously realize the measurement of the meshing depth, the clearance and other related parameters of the comb teeth of the comb plate and the tooth grooves of the pedal surface.

Description

A vernier plug ruler for measuring the dimensions of escalators and elevators

technical field

The invention relates to the technical field of measuring tools, in particular to a vernier plug ruler used for dimension measurement of escalators and elevators.

Background technique

According to the special equipment safety technical specification TSG T7005-2012: "Elevator Supervision Inspection and Periodic Inspection Rules - Escalators and Moving Walks" in item 5.1 (comb teeth and comb teeth boards), visually inspect or measure the comb teeth and comb teeth boards Relevant data, during the inspection process, the inspection and testing personnel measure the gap between the comb teeth of the comb tooth plate and the tooth groove of the pedal surface by visual inspection or using a gap feeler gauge, and use a tape measure to measure the meshing depth, and then judge the item.

At present, among the plug gauges or steel ruler tools used in the inspection and testing industry, there is no comprehensive measuring tool that can measure the meshing depth and directly measure the gap data between the comb teeth of the comb plate and the tooth groove of the pedal surface. So it is necessary to carry out technical improvement to the feeler gauge at the present stage.

In addition, there are many related data measurement items in the relevant manufacturing and installation safety standards, supervisory inspection and periodic inspection rules of escalators and elevators, which need to be completed on site using vernier feeler gauges, gap feeler gauges, and steel rulers:

For example: the distance from the outer edge of the handrail of the escalator, the distance from the opening of the handrail, the gap between the steps and the apron board, the gap between the wall panels, and the anti-pinch device. Elevator car and counterweight distance, door sill distance, door clearance, door locking engagement distance, door knife, door lock roller and sill clearance, etc.

In view of the above reasons, the present invention proposes a hook vernier plug ruler for measuring the size of escalators and elevators, which can realize the measurement of the meshing depth of the comb teeth of the comb tooth plate and the tooth groove of the pedal surface, and can directly measure the comb tooth plate In addition to the gap between the comb teeth and the tooth grooves on the tread surface, this comprehensive measurement tool can also be used on other measurement items listed above for escalators and elevators.

Contents of the invention

The object of the present invention is to provide a vernier plug ruler for measuring the dimensions of escalators and elevators. The vernier plug ruler can simultaneously realize the measurement of the meshing depth, clearance and other related parameters of the comb teeth of the comb plate and the tooth grooves of the pedal surface. .

The invention provides a vernier plug ruler used for dimension measurement of escalators and elevators, comprising: a wedge-shaped scale body, a feeler gauge scale is arranged on the top surface of the wedge-shaped scale body, and the top of the wedge-shaped scale body is installed with A vernier slider that can slide relative to it, the tip of the wedge-shaped ruler body can extend into the gap, and the vernier slider is used to indicate the measured gap size on the scale surface of the feeler gauge, and the wedge-shaped ruler body The tail part is provided with a ruler body extending from it, and the side surfaces of the ruler body and the wedge-shaped ruler body are provided with connected ruler scales.

Preferably, a chute is provided on the top side of the wedge-shaped scale body, and both sides of the bottom of the vernier slider can slide relative to each other along the chute.

Preferably, the bottom of the vernier slider is provided with a U-shaped opening groove, the top of the wedge-shaped ruler is clamped inside the U-shaped opening groove, and a mounting screw is provided on the side wall of the U-shaped opening groove. The ball ball screw is threadedly connected with the mounting screw hole, and the head of the ball ball screw is slidably installed in the slide groove.

Preferably, the axis of the chute is parallel to the top surface of the wedge-shaped ruler, and the number of the ball screw is two.

Preferably, the top of the cursor slider is provided with a boss for pushing and pulling.

Preferably, the end of the ruler body is provided with a baffle perpendicular thereto.

Preferably, auxiliary scale lines are provided on the side of the ruler body opposite to the scale of the ruler, and the auxiliary scale lines are located between the baffle plate and the wedge-shaped scale body.

Preferably, the slope of the wedge-shaped ruler is 15°-30°.

Preferably, the thickness of the wedge-shaped ruler is not greater than 5mm.

Preferably, the minimum scale of the ruler scale and the auxiliary scale line is 1 mm, and the minimum scale of the feeler gauge scale is 0.5 mm.

Compared with the prior art, the technical solution of the present invention has the following beneficial effects:

1. The vernier plug ruler of the present invention can combine the functions of various existing tools into one, is easy to carry, and reduces the number of tools carried by inspection and testing personnel in daily work;

2. Provide a comprehensive tool that can not only measure the gap between the escalator comb and the tooth groove of the pedal surface, but also directly measure the meshing depth data, which solves the problem that the plug gauge or steel ruler tool currently used in the inspection and testing industry cannot solved problem;

3. Save time for on-site inspection and testing, improve work efficiency, reduce calculation errors, improve the accuracy of inspection item data, and improve inspection quality;

4. Simple structure, easy to install and manufacture.

Description of drawings

In order to more clearly illustrate the specific implementation of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the specific implementation or description of the prior art. Obviously, the accompanying drawings in the following description The drawings show some implementations of the present invention, and those skilled in the art can obtain other drawings based on these drawings without any creative effort.

Fig. 1 is the front view structure schematic diagram of vernier plug ruler of the present invention;

Fig. 2 is a rear view structural schematic diagram of the vernier plug ruler of the present invention.

Explanation of reference signs:

1: Vernier slider; 2: Feeler gauge scale; 3: Bead screw; 4: Wedge-shaped scale body; 5: Auxiliary scale line; 6: Bezel; 7: Ruler scale; 8: Ruler body; 9: Slide groove.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are part of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In describing the present invention, it is to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", etc. or The positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as limiting the invention.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of said features. In the description of the present invention, "plurality" means two or more, unless otherwise specifically defined. In addition, the terms "installation", "connection" and "connection" should be interpreted in a broad sense, for example, it can be fixed connection, detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be It can be directly connected, or indirectly connected through an intermediary, and can be internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

As shown in Fig. 1, 2, the present invention provides a kind of vernier plug ruler that is used for escalator and elevator dimension measurement, comprises: wedge-shaped scale body 4, and feeler gauge scale 2 is arranged on the top surface of wedge-shaped scale body 4, and The top of the wedge-shaped scale body 4 is equipped with a vernier slider 1 that can slide relative to it. The tip of the wedge-shaped scale body 4 can extend into the gap between the comb teeth of the comb tooth plate and the tooth groove of the pedal surface, and the position reached by the slide vernier slider 1 Used to indicate the measured gap size on the surface of the feeler gauge scale 2, the tail of the wedge-shaped ruler body 4 is provided with a ruler body 8 extending from it, and one side of the ruler body 8 is coplanar with the side surface of the wedge-shaped ruler body 4 Connected, and be provided with the ruler scale 7 that the scale mark value is connected.

Specifically, a chute 9 is provided on the top side of the wedge-shaped scale body 4 . The axis of the chute 9 is parallel to the top surface of the wedge-shaped scale body 4 . In this embodiment, the bottom of the vernier slider 1 is provided with a U-shaped opening groove, the top of the wedge-shaped ruler body 4 is clamped on the inside of the U-shaped opening groove, and the side wall of the U-shaped opening groove is provided with mounting screw holes. The number of bead screws 3 is two, and the ball screw 3 is connected with the mounting screw hole by thread, and the head of the ball screw 3 is slidably installed in the chute, and the vernier slider 1 can be moved by tightening the ball screw 3. The position is fixed, and the vernier slider 1 is disassembled by unscrewing the ball screw 3.

In this embodiment, the top of the vernier slider 1 is provided with a protruding boss, which can be conveniently held or pinched to push and pull the boss during use, so as to measure the size of the gap. The scale position of the measured gap is determined by sliding the vernier slider 1. The scale display value of the feeler gauge scale 2 indicated by the vernier slider 1 is the size of the gap of the measured object, and its measurable range is 0-14mm. The smallest scale is 0.5mm.

In this embodiment, the measurable range of the ruler scale 7 is 0-80mm, and the minimum scale is 1mm, which can be used as a ruler. When in use, the bottom end of the ruler body 8 can be inserted into the alveolar gap on the comb surface And flush with its lower end face, then the scale of the ruler scale 7 at the alignment position of the upper end face of the comb teeth is the engagement depth, and the length of any object can be directly measured by the ruler scale 7 .

In this embodiment, the end of the ruler body 8 is provided with a baffle 6 perpendicular thereto, and the side opposite to the ruler scale 7 of the ruler body 8 is provided with an auxiliary scale mark 5, and the auxiliary scale mark 5 is located on the baffle plate. Between 6 and 4 wedge-shaped rulers, the measurable range is 0-25mm, and the minimum scale is 1mm. When measuring, the baffle plate 6 can be inserted into the lower end surface of the tooth alveolar gap on the comb surface, and then pulled up to align with the upper end surface of the comb teeth. At this time, the scale value of the aligned auxiliary scale line 5 is the meshing depth .

In this embodiment, the slope of the wedge-shaped scale body 4 is 15°-30°, and the wedge-shaped scale body 4 is of light and thin structure, and its thickness is not more than 5 mm, which can ensure that it can penetrate into the comb teeth of the comb plate and the alveolar surface of the pedal surface. Measure in the gap.

The vernier plug ruler of the present invention is compatible with the functions of vernier feeler gauge, clearance gauge, steel ruler, and partial tape measure, and is a comprehensive use of measuring tools. The vernier slider 1 on the top of the wedge-shaped ruler body 4 slides back and forth, which can be fixed by the ball screw 3, and then record the data of the corresponding feeler gauge scale 2 on the left side of the vernier slider 1, and the scale display value is the measured object. The size of the gap; use occasion 2: as shown in Figure 1, hold the wedge-shaped ruler body 4, insert the baffle plate 6 into the lower end surface of the alveolar gap on the comb surface, and then pull it up until it is aligned with the upper end surface of the comb teeth. , the auxiliary scale line 5 at the alignment position is the engagement depth; use occasion three: as shown in Figure 2, the handheld wedge-shaped ruler 4 can use the ruler scale 7 on its side to directly measure the length of any object.

In summary, the present invention can measure the gap between the comb teeth of the comb plate and the tooth grooves of the pedal surface and measure the meshing depth. It is compatible with the use functions of the vernier feeler gauge, gap feeler gauge, steel ruler, and tape measure. Compared with the existing tools, the present invention has a simple structure, is easy to install and manufacture, is easy to carry, reduces calculation errors, improves the accuracy of inspection item data, reduces the number of tools carried by inspection personnel for daily work, and improves inspection quality.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, rather than limiting them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the various embodiments of the present invention. scope.

Claims (10)

1. a vernier plug ruler for escalator and elevator dimension measurement, is characterized in that, comprises: wedge-shaped ruler body, the top surface of described wedge-shaped ruler body is provided with feeler gauge scale, and the wedge-shaped ruler body A vernier slider that can slide relative to it is installed on the top, and the tip of the wedge-shaped body can extend into the gap. The vernier slider is used to indicate the measured gap size on the scale surface of the feeler gauge. The wedge-shaped The tail of the ruler body is provided with a ruler body extending from it, and the side surfaces of the ruler body and the wedge-shaped ruler body are provided with connected ruler scales. 2. the vernier plug ruler for escalator and elevator dimension measurement according to claim 1, is characterized in that, the top side of described wedge-shaped scale body offers chute, the bottom both sides of described vernier slide block can Relatively slide along the chute. 3. The vernier plug ruler for escalator and elevator dimension measurement according to claim 2, characterized in that, the bottom of the vernier slider is provided with a U-shaped open groove, and the top of the wedge-shaped scale body is clamped on The inner side of the U-shaped opening groove, and the side wall of the U-shaped opening groove is provided with a mounting screw hole, and the wave-ball screw is connected with the mounting screw hole through a thread fit, and the head of the wave-ball screw slides Installed in the chute. 4. the vernier straightedge that is used for escalator and elevator dimension measurement according to claim 3, is characterized in that, the axis of described chute is parallel with the top surface of described wedge-shaped scale body, and the pin of described ball screw Quantity is two. 5. The vernier plug ruler for escalator and elevator dimension measurement according to claim 1, characterized in that, the top of the vernier slider is provided with a boss for pushing and pulling. 6. The vernier straightedge used for dimension measurement of escalators and elevators according to claim 1, characterized in that, the end of the ruler body is provided with a baffle plate perpendicular to it. 7. the vernier plug ruler for escalator and elevator dimension measurement according to claim 6, is characterized in that, the side opposite to described ruler scale of described ruler body is provided with auxiliary scale mark, so The auxiliary scale line is located between the baffle plate and the wedge-shaped scale body. 8. The vernier straightedge used for dimension measurement of escalators and elevators according to claim 1, wherein the slope of the wedge-shaped scale body is 15° to 30°. 9. The vernier plug ruler for escalator and elevator dimension measurement according to claim 1, characterized in that, the thickness of the wedge-shaped scale body is not greater than 5mm. 10. the vernier plug ruler that is used for escalator and elevator dimension measurement according to claim 7, is characterized in that, the minimum scale of described ruler scale and described auxiliary scale mark is 1mm, and the minimum scale of described feeler gauge scale The smallest scale is 0.5mm.