CN217403559U

CN217403559U - Coal hopper material level measuring device

Info

Publication number: CN217403559U
Application number: CN202221395811.2U
Authority: CN
Inventors: 周日山; 穆应东; 成春华; 江承付; 王晓艳; 郑水传; 林恺; 江子龙
Original assignee: Baowu Water Technology Co Ltd
Current assignee: Baowu Water Technology Co Ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-09-09
Anticipated expiration: 2032-05-27

Abstract

The utility model provides a coal scuttle material level measuring device, including charge level indicator, installation component and protection casing, the installation component includes mount pad and vertical height-adjustable's bracing piece, the bracing piece sets up on the coal car, the rotatable fixing of mount pad is in on the bracing piece, the main part end of charge level indicator is fixed on the mount pad, stretch into behind the lateral wall that the measuring end runs through the coal scuttle in the coal scuttle, the protection casing covers partial top of measuring end at least. During specific measurement, the height of the charge level indicator can be adjusted by adjusting the height of the supporting rod, and the inclination angle of the charge level indicator can be adjusted by adjusting the angle between the mounting seat and the supporting rod, so that the measurement charge level of the charge level indicator can be adjusted. Because the charge level indicator is installed outside the coal hopper, the charge level indicator is not easily influenced by the vibrator in the coal hopper, and is convenient to overhaul, maintain and replace. In addition, protect the measuring terminal through setting up the protection casing, can prevent to bend the measuring terminal when the coal scuttle is got the coal and break even.

Description

Coal hopper material level measuring device

Technical Field

The utility model relates to a coal scuttle material level measurement technical field especially relates to a coal scuttle material level measuring device.

Background

The coal hopper level indicator of the coal charging car in coking production is arranged in the coal hopper and is used for detecting the level of the coal in the coal hopper when the coal charging car takes the coal so as to detect whether the coal in the coal hopper is enough or not. Generally, for better coal feeding, a vibrator is arranged on the inner side of the coal hopper, and the vibration of the vibrator is relatively large, so that a material level indicator in the coal hopper is easily damaged. In addition, once the level gauge goes wrong, the maintenance and the replacement are extremely inconvenient, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal scuttle material level measuring device has solved the charge level indicator and has installed easy damage and maintenance, maintenance and the inconvenient problem of change in the coal scuttle.

In order to achieve the purpose, the utility model provides a coal scuttle material level measuring device, including charge level indicator, installation component and protection casing, installation component includes mount pad and vertical height-adjustable's bracing piece, the bracing piece sets up on the coal-charging car, the mount pad is rotatable to be fixed on the bracing piece, charge level indicator's main part end is fixed on the mount pad, stretches into behind the lateral wall that the measuring end runs through the coal scuttle in the coal scuttle, the protection casing covers partial top of measuring end at least.

Optionally, the supporting rod includes a first portion, a second portion, and a limiting member, the first portion and the second portion are vertically disposed and can move relatively, the limiting member is connected to the first portion and the second portion to limit the relative movement of the first portion and the second portion, and the mounting base is rotatably fixed to the second portion.

Optionally, the first portion and the second portion are both tubular members, the first portion and the second portion are sleeved with each other, the first portion is provided with a first limiting hole, the second portion is provided with a plurality of second limiting holes along the vertical direction, and the limiting member penetrates through the first limiting hole and the corresponding second limiting hole.

Optionally, the mounting assembly further comprises a driving unit connected to the second portion and configured to drive the second portion to move vertically relative to the first portion.

Optionally, the level gauge further comprises a guide rod connected with the main body end and the measuring end, the mounting seat is rotatably mounted at the top of the support rod, and a mounting hole for the guide rod to pass through is formed in the mounting seat.

Optionally, the mounting assembly further includes a mounting nut fixed at the mounting hole, and at least a portion of the outer wall of the guide rod has an external thread screwed to the nut.

Optionally, the protective cover includes a cylindrical portion and an arc covering portion, the cylindrical portion is sleeved outside the guide rod and fixed on a side wall of the coal bunker, and the arc covering portion extends into the coal bunker and covers a part of the top of the measuring end.

Optionally, the protective cover is arranged along a direction parallel to the axial direction of the guide rod.

Optionally, the measuring end at least partially protrudes out of the arc-shaped cover portion, and the protruding length is not more than 5 cm.

Optionally, the level gauge is a capacitive level gauge.

The utility model provides a coal scuttle material level measurement device has one of following beneficial effect at least:

1) during specific measurement, the height of the charge level indicator can be adjusted by adjusting the height of the supporting rod, and the inclination angle of the charge level indicator can be adjusted by adjusting the angle between the mounting seat and the supporting rod, so that the measurement charge level of the charge level indicator can be adjusted;

2) the level indicator is arranged outside the coal hopper, so the level indicator is not easily influenced by a vibrator in the coal hopper, and is convenient to overhaul, maintain and replace;

3) it is right through setting up the protection casing the measurement end of charge level indicator is protected, can prevent will during the coal scuttle gets the coal the measurement end is buckled and is broken even.

Drawings

Those skilled in the art will appreciate that the drawings are provided for a better understanding of the invention and do not constitute any limitation on the scope of the invention. Wherein:

fig. 1 is a schematic measurement diagram of a coal hopper material level measuring device provided by an embodiment of the present invention;

fig. 2 is a schematic structural view of a coal hopper material level measuring device provided by an embodiment of the present invention;

fig. 3 is a schematic structural diagram of the protective cover according to the embodiment of the present invention.

In the drawings:

1-a level gauge; 2-a mounting seat; 3-supporting rods; 4-coal hopper; 5-a protective cover; 6-coal nozzle; 7-a top platform; 8, mounting a nut; 51-a cylindrical portion; 52-arc shaped cover portion.

Detailed Description

To make the objects, advantages and features of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It is to be noted that the drawings are in simplified form and are not to scale, but rather are provided for the purpose of facilitating and distinctly claiming the embodiments of the present invention. Further, the structures illustrated in the drawings are often part of actual structures. In particular, the drawings may have different emphasis points and may sometimes be scaled differently.

As used in this application, the singular forms "a," "an," and "the" include plural referents unless the content clearly dictates otherwise. As used in the present application, the term "or" is generally employed in its sense including "and/or" unless the content clearly dictates otherwise. As used in this disclosure, the term "plurality" is generally used in a sense including "at least one" unless the content clearly dictates otherwise. As used in the present disclosure, the term "at least two" is generally used in a sense including "two or more" unless the content clearly dictates otherwise. Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or at least two of the features.

Fig. 1 is a schematic measurement diagram of a coal bunker level measuring device provided by an embodiment of the present invention, and fig. 2 is a schematic structural diagram of a coal bunker level measuring device provided by an embodiment of the present invention; fig. 3 is a schematic structural diagram of the protective cover according to the embodiment of the present invention.

Referring to fig. 1 to 3, the present embodiment provides a coal bunker level measurement device, including a level indicator 1, a mounting assembly and a protective cover, the mounting assembly includes a mounting seat 2 and a supporting rod 3 with adjustable vertical height, the supporting rod 3 is disposed on a coal charging car, the mounting seat 2 is rotatably fixed on the supporting rod 3, a main body end of the level indicator 1 is fixed on the mounting seat 2, a measurement end penetrates through a side wall of the coal bunker 4 and then extends into the coal bunker 4, and the protective cover 5 covers at least a part of a top of the measurement end.

During specific installation, the accessible is adjusted the height of bracing piece 3 is adjusted the height of charge level indicator 1, and through adjusting mount pad 2 with the angle of bracing piece 3 is adjusted the inclination of charge level indicator 1, thereby adjusts the measurement material level of charge level indicator 1. Because charge level indicator 1 installs outside coal scuttle 4, so be difficult to receive the influence of the interior vibrator of coal scuttle 4, and overhaul, maintain and change comparatively convenient. In addition, it is right through setting up protection casing 5 the measurement end of charge level indicator 1 is protected, can prevent during coal scuttle 4 gets the coal will the measurement end is bent or even is broken.

Specifically, the coal scuttle material level measurement device that this embodiment provided can be used to measure the material level in the coal-charging car coal scuttle 4 in the coking production, and the coal charge is usually followed coal mouth 6 of 4 tops of coal scuttle down gets into from last in the coal scuttle 4, the top platform 7 of coal-charging car is used for the coal-charging personnel to walk on the coal-charging car 4 next door of coal scuttle, can supply the coal-charging personnel to walk. Therefore, when the vibrator in the hopper 4 is operated, the level gauge 1 is not affected.

As a preferred example in this embodiment, the supporting rod 3 is mounted on the top platform 7, the supporting rod 3 is similar to a telescopic rod, and includes a first portion, a second portion and a limiting member (not shown in the drawings), the first portion and the second portion are vertically disposed and can move relatively, the limiting member is connected with the first portion and the second portion to limit the relative movement of the first portion and the second portion, and the mounting base 2 is rotatably fixed on the second portion. The overall height of the supporting rod 3 is adjusted by relatively moving the first part and the second part in the vertical direction, so that the heights of the mounting seat 2 and the level indicator 1 are adjusted. In this embodiment, the second portion is located above the first portion, and the second portion is vertically movable relative to the first portion.

Furthermore, the first portion and the second portion are both tubular members, the first portion and the second portion are sleeved with each other, the first portion is provided with a first limiting hole, the second portion is provided with a plurality of second limiting holes along the vertical direction, and the limiting member penetrates through the first limiting hole and the corresponding second limiting hole. Specifically, a plurality of second limiting holes may be vertically formed in the second portion according to the requirement of height adjustment, and after the height adjustment of the supporting rod 3 is completed by making the first portion and the second portion move relatively in the vertical direction, the limiting member may penetrate through the first limiting hole and the corresponding second limiting hole to complete the relative fixation of the first portion and the second portion. In this embodiment, the first portion is, for example, an outer tube, the second portion is, for example, an inner tube, the outer tube is sleeved outside the inner tube, the inner tube is capable of extending out of or retracting into the outer tube along a vertical direction with respect to the outer tube, and the stopper is, for example, a lock nut.

Of course, the first portion and the second portion may have other configurations, and the present application is not limited thereto. For example, the first portion is provided with a slide rail, the second portion is located in the slide rail and can slide in the slide rail along the vertical direction, and the vertical relative movement of the first portion and the second portion can also be realized.

Still further, the mounting assembly further comprises a drive unit connected to the second portion for driving the second portion to move vertically relative to the first portion. The driving unit is used for providing power for the second part to move along the vertical direction, and the driving unit is, for example, a motor, an electric motor, a hydraulic cylinder and other driving components known in the art, and the application is not limited thereto.

To further enable automation of the height adjustment of the support bar 3, the mounting assembly further comprises a controller electrically connected to the drive unit to send instructions to the drive unit, including but not limited to "up", "down" and "stop". The controller can be a remote control board integrated with a PLC, a control chip and a microprocessor, and can also be controlled by arranging buttons on the supporting rod 3, and the controller is not limited in this application.

In addition to the height adjustment in the form of a telescopic rod as exemplified above, the height of the support bar 3 can also be adjusted in other ways, for example, the support bar 3 is directly mounted on a drive mechanism by means of which the support bar 3 can be directly lifted in order to adjust the height of the support bar 3. Or, a cushion block can be added below the supporting rod 3, and the height of the supporting rod 3 can also be adjusted.

Referring to fig. 1, the level gauge 1 further includes a guide rod connecting the main body end and the measuring end, the mounting seat 2 is rotatably mounted on the top of the support rod 3, and the mounting seat 2 is provided with a mounting hole for the guide rod to pass through. In this embodiment, the mounting seat 2 can be connected with the support rod 3 in a rotating manner through a pin, and the level indicator 1 is mounted on the mounting assembly through the mounting hole. The installation angle of the charge level indicator 1 can be adjusted by rotating the installation seat 2, so that the position of the measuring end of the charge level indicator 1 in the coal hopper 4 is changed.

Furthermore, the mounting assembly further comprises a mounting nut 8, the mounting nut 8 is fixed at the mounting hole, and at least part of the outer wall of the guide rod is provided with an external thread in threaded connection with the nut. In this embodiment, the mounting hole is the through-hole that runs through mount pad 2, mounting nut 8 can set up the mounting hole is close to one side of the main part end of charge level indicator 1, mounting nut 8 accessible welded mode is fixed on mount pad 2, the guide arm pass through threaded connection's mode with mounting nut 8 is connected.

Referring to fig. 1 and fig. 3, the protective cover 5 includes a cylindrical portion 51 and an arc-shaped covering portion 52 connected to each other, the cylindrical portion 51 is sleeved outside the guide rod and fixed on the sidewall of the coal hopper 4, and the arc-shaped covering portion 52 extends into the coal hopper 4 and covers a part of the top of the measuring end. The protective cover 5 is mainly used for preventing coal from falling into the coal hopper 4 from the upper coal nozzle 6 when the coal charging car takes the coal, and bending or even breaking the measuring end. In this embodiment, the protection cover 5 can be welded on the side wall of the coal hopper 4, and the arc-shaped covering portion 52 can cover the measuring end, and can prevent the protection cover 5 from completely covering the measuring end to affect the normal measurement of the level indicator 1.

In this embodiment, the protective cover 5 is disposed along a direction parallel to the axial direction of the guide rod, and the protective cover 5 does not contact with the guide rod. Preferably, the angle between the protective cover 5 and the vertical direction is not more than 45 °.

In this embodiment, the measuring end at least partially extends out of the arc-shaped covering portion 52, the extending length of the measuring end does not exceed 5cm, and the portion of the measuring end extending out of the arc-shaped covering portion 52 is not too long, so that the protective cover 5 cannot play a protective role.

In this embodiment, the level gauge 1 is a capacitance level gauge. The capacitance type level meter is one of electromagnetic level detectors, and converts the level change into the capacitance variation by means of contact measurement, then converts the capacitance variation into a uniform standard electric signal, and transmits the uniform standard electric signal to a real instrument for indication, recording, alarming or control.

In this embodiment, the coal charging amount of the coal hopper 4 is controlled by adjusting the sensitivity of the capacitance type level gauge and a delay control switch for controlling the opening and closing of the coal nozzle 6.

To sum up, the embodiment of the utility model provides a coal scuttle material level measuring device, during concrete measurement, the accessible is adjusted the height of bracing piece is adjusted the height of charge level indicator, and through adjusting the mount pad with the angle of bracing piece is adjusted the inclination of charge level indicator, thereby adjust the measurement material level of charge level indicator. Because the charge level indicator is installed outside the coal hopper, the charge level indicator is not easily influenced by a vibrator in the coal hopper, and is convenient to overhaul, maintain and replace. In addition, it is right through setting up the protection casing the measurement end of charge level indicator is protected, can prevent during the coal scuttle gets the coal will the measurement end is buckled even breaks.

The above description is only for the preferred embodiment of the present invention, and does not limit the present invention. Any technical personnel who belongs to the technical field, in the scope that does not deviate from the technical scheme of the utility model, to the technical scheme and the technical content that the utility model discloses expose do the change such as the equivalent replacement of any form or modification, all belong to the content that does not break away from the technical scheme of the utility model, still belong to within the scope of protection of the utility model.

Claims

1. The utility model provides a coal scuttle material level measuring device, its characterized in that includes charge level indicator, installation component and protection casing, the installation component includes mount pad and vertical height-adjustable's bracing piece, the bracing piece sets up on the coal car, the rotatable fixing of mount pad is in on the bracing piece, the main part end of charge level indicator is fixed on the mount pad, stretch into behind the lateral wall that the measuring end runs through the coal scuttle in the coal scuttle, the protection casing covers partial top of measuring end at least.

2. The coal hopper level measuring device according to claim 1, wherein the support rod comprises a first portion, a second portion and a limiting member, the first portion and the second portion are vertically arranged and can move relatively, the limiting member is connected with the first portion and the second portion to limit the relative movement of the first portion and the second portion, and the mounting seat is rotatably fixed on the second portion.

3. The coal hopper material level measuring device according to claim 2, wherein the first portion and the second portion are both tubular members, the first portion and the second portion are sleeved with each other, a first limiting hole is formed in the first portion, a plurality of second limiting holes are vertically formed in the second portion, and the limiting member penetrates through the first limiting hole and the corresponding second limiting hole.

4. The coal hopper level measuring device according to claim 2 or 3, wherein the mounting assembly further comprises a drive unit connected to the second portion for driving the second portion to move vertically relative to the first portion.

5. The coal hopper material level measuring device of claim 1, wherein the material level gauge further comprises a guide rod connected with the main body end and the measuring end, the mounting seat is rotatably mounted at the top of the support rod, and a mounting hole for the guide rod to pass through is formed in the mounting seat.

6. The coal hopper level measuring device of claim 5 wherein the mounting assembly further comprises a mounting nut secured at the mounting hole, at least a portion of the outer wall of the guide rod having external threads for threaded engagement with the nut.

7. The coal hopper material level measuring device according to claim 5, wherein the protective cover comprises a cylindrical part and an arc-shaped covering part which are connected, the cylindrical part is sleeved outside the guide rod and fixed on the side wall of the coal hopper, and the arc-shaped covering part extends into the coal hopper and covers part of the top of the measuring end.

8. The coal hopper level measuring device of claim 7 wherein the shield is disposed in a direction parallel to the axial direction of the guide rod.

9. The coal hopper level measuring device of claim 7 wherein the measuring end extends at least partially beyond the arcuate cover portion by a length of no more than 5 cm.

10. The coal hopper level measurement device of claim 1 wherein the level gauge is a capacitive level gauge.