Blockage alarm device for solid material conveying pipeline
By integrating detectors, time-delay relays, and alarms into solid material conveying pipelines, the problem of blockages not being detected in time is solved, enabling timely unblocking and normal equipment operation, and improving production and maintenance efficiency.
Patent Information
- Application Number
- CN202423187384.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-23
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2034-12-23
AI Technical Summary
In existing technologies, blockages in solid material conveying pipelines cannot be detected and cleared in a timely manner, leading to equipment damage, reduced production efficiency, and decreased maintenance efficiency.
Design a blockage alarm device for a solid material conveying pipeline. The device uses symmetrically arranged first and second detectors, time-delay relays and alarms. Blockage is detected by a capacitive proximity sensor and a warning signal is issued under the drive of the time-delay relay.
It effectively avoids false alarms and missed alarms, saves installation space, clearly indicates the location of blockages, promptly notifies maintenance personnel, extends equipment uptime, and improves production and maintenance efficiency.
Smart Images
Figure CN223757139U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to conveying equipment technical field, especially in solid material conveying pipeline's blockage alarm device. BACKGROUND
[0002] In the prior art, the pipeline for conveying solid material may be blocked due to various reasons. If the blockage is not discovered and dredged in time, the equipment for controlling the pipeline conveying may be damaged, thereby reducing the production efficiency and maintenance efficiency. SUMMARY
[0003] The utility model discloses a solid material conveying pipeline's blockage alarm device to solve one or more technical problems in the prior art, at least provide a beneficial choice or create conditions.
[0004] To achieve the above object, some embodiments of the present application provide a solid material conveying pipeline's blockage alarm device, which comprises: a conveying pipeline, a first detector, a second detector, a power module, a delay relay and an alarm;
[0005] The first detector, the second detector, the delay relay and the alarm are arranged on the conveying pipeline, the first detector and the second detector are symmetrically arranged about the conveying pipeline, and the conveying pipeline is used for conveying solid material.
[0006] The power module is connected with the input end of the first detector and the normally open switch of the delay relay respectively, the output end of the first detector is connected with the input end of the second detector, the output end of the second detector is connected with the driving end of the delay relay, and the normally open switch of the delay relay is connected with the alarm.
[0007] The first detector is used for detecting the blocked solid material in the conveying pipeline and outputting a first blockage signal, the second detector is used for detecting the blocked solid material in the conveying pipeline and receiving the first blockage signal and outputting a second blockage signal, and the delay relay is used for receiving the second blockage signal and driving the alarm to send an alarm signal.
[0008] Further, the conveying pipeline is provided with a first fixing hole and a second fixing hole, and the first fixing hole and the second fixing hole are symmetrically arranged about the conveying pipeline.
[0009] The first fixing hole is used for fixing the first detector, and the second fixing hole is used for fixing the second detector.
[0010] Further, a solid material conveying pipeline's blockage alarm device further comprises: a blocking piece;
[0011] The blocking sheet is arranged at the detection probe of the first detector and the detection probe of the second detector.
[0012] Further, the blocking alarm device for the solid material conveying pipeline further comprises a fixing frame;
[0013] The fixing frame is arranged on the conveying pipeline, and the delay relay and the alarm are mounted on the fixing frame.
[0014] Further, the fixing frame comprises a first fixed vertical plate, a second fixed vertical plate and a fixed horizontal plate.
[0015] One end of the first fixed vertical plate is connected with the conveying pipeline, the other end of the first fixed vertical plate is connected with one end of the second fixed vertical plate through the fixed horizontal plate, the other end of the second fixed vertical plate is connected with the conveying pipeline, and the delay relay and the alarm are mounted on the fixed horizontal plate.
[0016] Further, the fixed horizontal plate is parallel to the straight line formed by the first detector and the second detector.
[0017] Further, the detection probe of the first detector passes through the first fixed hole and faces the inside of the conveying pipeline, and the detection probe of the second detector passes through the second fixed hole and faces the inside of the conveying pipeline.
[0018] Further, the first detector and the second detector are both capacitive proximity sensors.
[0019] Further, the relay is a double-switch delay relay.
[0020] Further, the alarm is an audible and visual alarm.
[0021] The beneficial effects of the blocking alarm device for the solid material conveying pipeline are as follows: the two detectors are connected in series, false positives and false negatives are avoided to the greatest extent, the detector, the delay relay and the alarm are integrated on the conveying pipeline, installation space is saved, the blocking condition of the corresponding pipe section can be indicated clearly, the device is convenient to disassemble, the maintenance personnel can be notified in time through the alarm to dredge the conveying pipeline, the normal operation time of the conveying equipment is effectively prolonged, the failure of the conveying driver caused by blocking is reduced, the normal operation time of the equipment is prolonged, and the production efficiency and the maintenance efficiency are improved. BRIEF DESCRIPTION OF DRAWINGS
[0022] Figure 1 is a partial structure schematic view of a blocking alarm device for a solid material conveying pipeline provided by an embodiment of the utility model;
[0023] Figure 2The utility model discloses a circuit schematic diagram of a kind of solid material conveying pipeline's blockage alarm device of an embodiment of the utility model provides.
[0024] Figure 3 The utility model discloses a circuit schematic diagram of a kind of detector of solid material conveying pipeline's blockage alarm device of an embodiment of the utility model provides.
[0025] Reference signs: conveying pipeline 100, first fixed hole 110, second fixed hole 120, first detector 200, second detector 300, delay relay 400, alarm 500, fixed frame 600, first fixed vertical board 610, second fixed vertical board 620, fixed crosspiece 630. DETAILED DESCRIPTION
[0026] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application is further described in detail below with reference to the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application, and cannot be understood as limiting the utility model.
[0027] It should be noted that although functional modules are divided in the schematic diagram, in some cases, the module division in the system can be different.
[0028] In addition, it can be understood that the terms "first", "second" and the like used in the present application can be used in the present description to describe various concepts, but unless specifically stated, these concepts are not limited by these terms. These terms are only used to distinguish one concept from another. The terms "first", "second" are only for description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined as "first" and "second" can explicitly or implicitly include one or more features. For example, without departing from the scope of the embodiments of the present application, the first information can also be referred to as second information, and similarly, the second information can also be referred to as first information. Depending on the context, the word "if" as used herein can be interpreted as "when" or "when" or "in response to determining".
[0029] In the description of the utility model, it should be noted that, unless otherwise explicitly limited, the words such as setting, installation, connection, etc. should be understood broadly, and the person skilled in the art can determine the specific meaning of the above words in the utility model in combination with the specific content of the technical scheme.
[0030] As described in the background, in the prior art, the pipeline for conveying solid materials may be blocked due to various reasons. If the blockage cannot be discovered and cleared in time, it may cause damage to the equipment for controlling the pipeline, thereby reducing the production efficiency and maintenance efficiency.
[0031] Referring to Figure 1 and Figure 2 In some embodiments of the present application, a clogging alarm device for a solid material conveying pipeline comprises an alarm 500, a delay relay 400, a second detector 300, a first detector 200, a conveying pipeline 100, and a power module.
[0032] The conveying pipeline 100 is used for conveying solid materials.
[0033] The input end of the power module is connected with an external power source, and the power module can provide a power supply voltage to the first detector 200 and the delay relay 400. The power supply voltage is 24V DC voltage.
[0034] The first detector 200 is installed on the conveying pipeline 100, and the input end of the first detector 200 is connected with the output end of the power module. The first detector 200 can detect solid materials in the conveying pipeline 100, and when the solid materials in the conveying pipeline 100 are clogged, a first clogging signal is output to the second detector 300.
[0035] The second detector 300 is installed on the conveying pipeline 100, the input end of the second detector 300 is connected with the output end of the first detector 200, the output end of the second detector 300 is connected with the driving end of the delay relay 400, and the second detector 300 can detect solid materials in the conveying pipeline 100 and receive the first clogging signal, and output a second clogging signal to the delay relay 400.
[0036] The first detector 200 and the second detector 300 are symmetrically installed on the conveying pipeline 100, that is, the first detector 200 and the second detector 300 are on the same straight line, and the first detector 200 is opposite to the second detector 300.
[0037] The delay relay 400 is installed on the conveying pipeline 100, the driving end of the delay relay 400 is connected with the output end of the second detector 300, one end of the normally open switch of the delay relay 400 is connected with the output end of the power module, and the other end of the normally open switch of the delay relay 400 is connected with the alarm 500. The delay relay 400 can receive the second clogging signal, drive the alarm 500 to issue a warning signal according to the second clogging signal, and prompt maintenance personnel.
[0038] The warning signal can include a warning light signal, a warning sound signal, and a warning electric signal.
[0039] By setting the delay relay 400, in actual application, when the conveying pipeline 100 transmits solid materials, if the solid materials that stay for a short time trigger the two detectors, the normally open switch of the delay relay 400 will not be closed, and the false alarm frequency is reduced.
[0040] In an embodiment, the first detector 200 and the second detector 300 can both be capacitive proximity sensors. The alarm 500 can be a photoelectric alarm.
[0041] Exemplarily, referring to Figure 3 When the first detector 200 and the second detector 300 can both be capacitive proximity sensors, and the alarm 500 is a photoelectric alarm 500.
[0042] When the solid materials in the conveying pipeline 100 are blocked, the solid materials will stay for a long time, the first detector 200 is affected by the solid materials that stay, the capacitance value between the electrodes in the first detector 200 changes, an output signal (first blocking signal) is triggered, the first detector 200 turns on the power supply module and the second detector 300 through the signal, the power supply voltage supplies power to the second detector 300 through the first detector 200, and the second detector 300 is affected by the solid materials that stay, the second detector 300 triggers an output signal (second blocking signal), the second detector 300 turns on the driving end of the delay relay 400 through the signal, and the first blocking signal and the second blocking signal continue for a set time, the normally open switch of the delay relay 400 is closed, and the alarm 500 sends an alarm signal to prompt the maintenance personnel. The set time is 20 seconds, and in this embodiment, the set time can be adjusted according to actual needs, which is not limited in this application.
[0043] Exemplarily, if the first detector 200 outputs the first blocking signal, the power supply module can supply power to the second detector 300 through the first detector 200, but the second detector 300 does not generate the second blocking signal, the normally open switch of the delay relay 400 still remains open, and the alarm 500 cannot alarm. False positives and false negatives are greatly avoided.
[0044] In this application, the two detectors are connected in series, false positives and false negatives are greatly avoided, the detector, the delay relay 400 and the alarm 500 are integrated on the conveying pipeline 100, the installation space is saved, the blocking condition of the corresponding pipe section can be clearly indicated, the disassembly is facilitated, the maintenance personnel can be timely notified to dredge the conveying pipeline 100 through the alarm 500, the normal operation time of the conveying equipment is effectively prolonged, the failure of the conveying driver caused by blocking is reduced, the normal operation time of the equipment is prolonged, and the production efficiency and the maintenance efficiency are improved.
[0045] Referring toFigure 1 And Figure 2 In an embodiment of the present application, the time delay relay 400 is a double-switch time delay relay, and the normally open switch in the time delay relay 400 is in series.
[0046] Referring to Figure 1 And Figure 2 In some embodiments of the present application, the conveying pipeline 100 is provided with a first fixing hole 110 and a second fixing hole 120, the first detector 200 is fixed on the conveying pipeline 100 through the first fixing hole 110, and the second detector 300 is fixed on the conveying pipeline 100 through the second fixing hole 120.
[0047] The first fixing hole 110 and the second fixing hole 120 are symmetrically installed on the conveying pipeline 100, that is, the first fixing hole 110 and the second fixing hole 120 are on the same straight line, and the first fixing hole 110 is opposite to the second fixing hole 120.
[0048] The detection probe of the first detector 200 passes through the first fixing hole 110 and faces the inside of the conveying pipeline 100, and the detection probe of the second detector 300 passes through the second fixing hole 120 and faces the inside of the conveying pipeline 100, so as to detect the fixed material blocked in the conveying pipeline 100.
[0049] Referring to Figure 1 And Figure 2 In some embodiments of the present application, the blocking alarm device further comprises a fixing frame 600, a blocking piece and a conveying driver.
[0050] The detection probe of the first detector 200 is provided with a blocking piece, and the detection probe of the second detector 300 is also provided with a blocking piece, so that the blocking piece is installed in front of the detector probe, so as to block the direct contact between the detector and the solid material and reduce the false alarm probability.
[0051] The fixing frame 600 is installed on the conveying pipeline 100, the alarm 500 and the time delay relay 400 are both installed on the fixing frame 600, and the fixing frame 600 is integrally formed.
[0052] In an embodiment, the fixing frame 600 comprises a first fixed vertical plate 610, a second fixed vertical plate 620 and a fixed horizontal plate 630.
[0053] The straight line connected by the first detector 200 and the second detector 300 is parallel to the fixed horizontal plate 630, one end of the first fixed vertical plate 610 is connected with the conveying pipeline 100, and the other end of the first fixed vertical plate 610 is connected with one end of the fixed horizontal plate 630.
[0054] The other end of the fixed horizontal plate 630 is connected with one end of the second fixed vertical plate 620, and the other end of the second fixed vertical plate 620 is connected with the conveying pipeline 100. The alarm 500 and the time delay relay 400 are both mounted on the fixed horizontal plate 630.
[0055] The conveying driver is in communication with the conveying pipeline 100, and is located at one end of the conveying pipeline 100. The conveying driver can be connected with the output end of the alarm 500, and can receive the warning signal of the alarm 500, so as to stop running, prevent the failure of the conveying driving equipment such as a fan and / or a motor, prolong the normal running time of the equipment, and improve the production efficiency and the maintenance efficiency.
[0056] The conveying driver can be a driving fan or a driving motor.
[0057] Exemplarily, the first detector 200 detects the blocked solid material, outputs a first blocking signal, the second detector 300 receives the first blocking signal and detects the blocked solid material, outputs a second blocking signal, the time delay relay 400 receives the second blocking signal, drives the alarm 500 to issue a warning signal, the alarm 500 sends the warning signal to the conveying driver, and the conveying driver stops running.
[0058] In the application, the two detectors are connected in series, false positives and false negatives are greatly avoided, the detector, the time delay relay 400 and the alarm 500 are integrated on the conveying pipeline 100, installation space is saved, the blocking condition of the corresponding pipe section can be clearly indicated, disassembly is facilitated, the maintenance personnel can be timely notified to dredge the conveying pipeline 100 through the alarm 500, the normal running time of the conveying equipment is effectively prolonged, the failure of the conveying driver caused by blocking is reduced, the normal running time of the equipment is prolonged, and the production efficiency and the maintenance efficiency are improved.
[0059] The preferred embodiments of the utility model are specifically described above, but the utility model creation is not limited to the described embodiments, and those skilled in the art can make various equivalent modifications or replacements without departing from the spirit of the utility model, and these equivalent modifications or replacements are all included in the range defined by the claims of the application.
Claims
1. A clogging alarm device for a solid material conveying pipe, characterized in that The utility model relates to a kind of solid material blocking detection device, including: Conveying pipe, first detector, second detector, power module, time delay relay and alarm; The first detector, the second detector, the time delay relay and the alarm are all arranged on the conveying pipe, the first detector and the second detector are symmetrically arranged about the conveying pipe, and the conveying pipe is used to transport solid materials; The power module is connected with the input end of the first detector and the normally open switch of the time delay relay respectively, the output end of the first detector is connected with the input end of the second detector, the output end of the second detector is connected with the driving end of the time delay relay, and the normally open switch of the time delay relay is connected with the alarm; The first detector is used to detect the solid material blocked in the conveying pipe, outputs a first blocking signal, the second detector is used to detect the solid material blocked in the conveying pipe, receives the first blocking signal, outputs a second blocking signal, and the time delay relay is used to receive the second blocking signal to drive the alarm to send a warning signal.
2. A blockage warning device for a solids conveying pipeline according to claim 1, characterised in that The conveying pipe is provided with a first fixing hole and a second fixing hole, and the first fixing hole and the second fixing hole are symmetrically arranged about the conveying pipe. The first fixing hole is used to fix the first detector, and the second fixing hole is used to fix the second detector.
3. A blockage warning device for a solids conveying pipeline according to claim 1, characterised in that Further comprising: Blocking sheet; The blocking sheet is arranged at the detection probe of the first detector and the detection probe of the second detector.
4. A blockage warning device for a solids conveying pipeline according to claim 1, characterised in that Further comprising: Fixing frame; The fixing frame is arranged on the conveying pipe, and the time delay relay and the alarm are installed on the fixing frame.
5. A blockage warning device for a solids conveying pipeline according to claim 4, characterised in that The fixing frame comprises a first fixed vertical plate, a second fixed vertical plate and a fixed horizontal plate. One end of the first fixed vertical plate is connected with the conveying pipe, the other end of the first fixed vertical plate is connected with one end of the second fixed vertical plate through the fixed horizontal plate, the other end of the second fixed vertical plate is connected with the conveying pipe, and the time delay relay and the alarm are installed on the fixed horizontal plate.
6. A blockage warning device for a solids conveying pipeline according to claim 5, characterised in that The fixed horizontal plate is parallel to the straight line formed by the first detector and the second detector.
7. A blockage warning device for a solids conveying pipe according to claim 2, characterised in that The detection probe of the first detector passes through the first fixing hole towards the inside of the conveying pipe, and the detection probe of the second detector passes through the second fixing hole towards the inside of the conveying pipe.
8. A blockage warning device for a solids conveying pipeline according to claim 1, characterised in that The first detector and the second detector are both capacitive proximity sensors.
9. A blockage warning device for a solids conveying pipeline according to claim 1, characterised in that The relay is a double-switch time delay relay.
10. A blockage warning device for a solids conveying pipeline according to claim 1, characterised in that The alarm is an audible and visual alarm.