CN218087532U - Conveyer belt safety monitoring device - Google Patents

Abstract

The utility model relates to a conveying system protection device, more specifically relates to a conveyer belt safety monitoring device, including butt portion, elastic component, guide rail and scale, butt portion is connected with the elastic component, butt portion and guide rail sliding connection, and the scale is connected with the guide rail, and the scale mark of scale arranges along the slip direction of butt portion. Make the device's butt portion and conveyer belt keep the butt constantly through the elastic component, promote butt portion decline and show the flagging amount through the scale interval that butt portion corresponds on the scale when the conveyer belt is flagging, obtain conveyer belt flagging amount according to the displacement of the bottom of butt portion on the scale, realize exempting from artifical handheld chi to measure, improve measuring speed, simplified the lax length measurement work of conveyer belt.

Description

Conveyer belt safety monitoring device

Technical Field

The utility model relates to a conveying system protection device, more specifically relates to a conveyer belt safety monitoring device.

Background

With the improvement of mechanization and automation degree, the conveying system has wide application in various industries, and gradually develops from completion of conveying in a workshop to completion of material handling in an enterprise, between enterprises and even between cities, and becomes an indispensable component part for mechanization and automation of the material handling system.

Protecting the delivery system to ensure proper operation is essential to production, and therefore it is important to monitor and protect the delivery system in real time. There are two kinds of common conveying system protection means today, firstly use monitoring facilities monitoring conveyer belt to tear the condition, secondly through the too much tearing that arouses of the slack sag of artifical monitoring conveyer belt sag prevention conveyer belt sag. In the active conveyer belt of butt piece indulges and tears protection device that prior art discloses, whether appear tearing through the butt piece formula measuring device monitoring conveyer belt with the conveyer belt butt, this kind of device includes butt piece mechanism and is used for surveying and the forced induction mechanism of the piece formula measuring device pressure value that receives, the conveyer belt is torn according to the sudden change of pressure sensor registration among the forced induction mechanism, thereby guarantee conveying system normal operating, but this kind of monitoring devices just can monitor out the trouble after leading to the fracture when the conveyer belt is lax, the conveyer belt fracture appears has produced the irreparable influence to production efficiency and whole conveying system life-span.

Therefore, the prevention of the loosening of the conveying belt is the most intelligent protection means, and the real-time monitoring of the length change of the conveying belt is very important, so that the protection of the conveying system is facilitated, and the normal operation of the conveying system is ensured. The sag of conveyer belt periodic monitoring conveyer belt slack is in time calibrated conveyer belt length or is changed the conveyer belt and be the most common prevention mode with protection conveying system according to the sag of slack, and this kind of mode can prevent that the conveyer belt is torn or conveying system's stopping transport because of the conveyer belt that the sag of conveyer belt arouses, further strengthens conveying system's protection, prolongs conveying system life-span, reduces the manufacturing cost of enterprise, the increase benefit of creating income. However, the mode that the manual handheld calibrating device measures the sagging amount of the conveying belt needs at least two persons to operate simultaneously, the measurement is difficult, a large amount of time needs to be consumed, and when the manual handheld measuring scale is used for measurement, the measuring scale is easy to incline, so that the reading is unstable, the measurement error is large, the reading reliability is lower, and the operation safety in a workshop is low.

SUMMERY OF THE UTILITY MODEL

To the lax flagging volume monitoring difficulty of conveyer belt that the aforesaid appears, it is consuming time hard, the big problem of artifical measuring error, the utility model aims to solve the technical problem that a conveyer belt safety monitoring device is provided, real-time supervision conveyer belt lax flagging volume utilizes the device's butt portion and conveyer belt to keep the butt constantly, promotes butt portion decline and shows the flagging volume through the corresponding scale interval of butt portion on the scale when the conveyer belt is flagging, obtains conveyer belt flagging volume according to the displacement of butt portion on the scale, realizes exempting from artifical chi to measure, the lax flagging volume of rapid survey conveyer belt.

In order to solve the technical problem, the utility model discloses a scheme is:

the utility model provides a conveyer belt safety monitoring device, including butt portion, elastic component, guide rail and scale, butt portion is connected with the one end of elastic component, and the other end and the guide rail of elastic component are connected, butt portion and guide rail sliding connection, and the scale is connected with the guide rail, and the scale mark of scale is arranged along the slip direction of butt portion.

For convenience of reading, preferably, the guide rail is provided with an opening, and the graduated scale is positioned on the outer wall of the guide rail on one side of the opening. The position of the abutting part can be seen from moment to moment through the opening, and the drooping amount of the conveyer belt is obtained according to the corresponding number of the bottom position of the abutting part on the graduated scale.

Preferably, the elastic member is a spring, and the spring is arranged in the guide rail. The spring produces compression deformation when receiving butt portion pressure, and the compression capacity changes along with the level change of butt portion, and the spring can play the supporting role to butt portion, makes butt portion and conveyer belt keep the butt constantly, and the spring can alleviate the impact that produces the butt piece in the conveyer belt course of operation simultaneously.

Under the elastic force effect of spring, butt portion and conveyer belt keep the butt, when the conveyer belt appears slackening flagging, butt portion receives the action of gravity of conveyer belt flagging section and slides along the guide rail direction of hanging down, and guide rail and scale keep motionless, obtain conveyer belt flagging amount according to the bottom scale interval that corresponds of butt portion on the scale, and the spring can make butt portion return to the level with the initial butt of conveyer belt at any time simultaneously, makes butt portion keep the state with the conveyer belt butt constantly, and need not reset through manual adjustment.

Preferably, the abutting part comprises a abutting block, a supporting piece and an indicating block, the abutting block is connected with one end of the supporting piece, the other end of the supporting piece is connected with one end of the indicating block, the other end of the supporting piece is connected with the indicating block, and the indicating block is connected with the guide rail in a sliding mode. When the conveyer belt is lax flagging, the butt piece receives the flagging pressure of conveyer belt production and promotes support piece and indicate the piece to slide along the synchronous orientation of conveyer belt flagging of guide rail, and the scale is fixed motionless on the guide rail, indicates that piece and scale pass through guide rail sliding connection, obtains conveyer belt sag according to the bottom scale value that corresponds on the scale of instructing the piece.

Preferably, the abutting portion further comprises a supporting shaft and a limiting member, the abutting block is mounted on the supporting shaft, the limiting member is mounted on the supporting shaft and used for preventing the abutting block from being separated from the supporting shaft, the supporting shaft is connected with one end of the supporting member, which is provided with the abutting block, and the abutting block is connected with the supporting member through the limiting member and the supporting shaft. When the conveyer belt is relaxed and sags, the abutting block is pressed to transmit force to the supporting piece and the indicating block, so that the supporting piece and the indicating block do the same gliding action.

Preferably, the limiting part is one of a nut, a gasket, a limiting pin and a limiting nail.

The conveyer belt during operation, if the butt piece is fixed motionless, take place relative motion between butt piece and the conveyer belt, acting force between the two is sliding friction power, and this will cause great wearing and tearing to conveyer belt and butt piece, for reducing the frictional force of butt piece and conveyer belt, preferred, butt piece is the gyro wheel, and the gyro wheel rotates with the back shaft to be connected. In the working process of the conveying belt, the roller rotates on the supporting shaft under the friction force of the conveying belt, so that the relative motion between the conveying belt and the roller is reduced.

In order to make the supporting shaft stressed uniformly and simultaneously to make the pressure of the conveyer belt to the abutting block transmitted to the indicating block linearly, preferably, the supporting shaft penetrates through the supporting piece, and the two rollers are symmetrically distributed on two sides of the supporting shaft.

In order to reduce the friction and wear between the roller and the supporting shaft and improve the starting performance of the roller, preferably, the supporting shaft is provided with a rolling bearing, the inner ring of the rolling bearing is matched with the supporting shaft, and the outer ring of the rolling bearing is matched with the roller. In the working process of the conveying belt, the roller rolls along with the rolling bearing on the supporting shaft under the friction force of the conveying belt.

Preferably, be provided with the fixed block in the guide rail, the spring is located between instruction piece and the fixed block, the one end butt of fixed block and spring, the other end and the instruction piece butt of spring are equipped with the through-hole on the fixed block, and support piece passes through-hole and fixed block sliding connection. The through hole plays a further guiding role for the supporting piece, so that the sliding action of the supporting piece is more stable.

In order to make the device more stable in the working process, the device preferably further comprises a base, and the guide rail is arranged on the base. The base plays a supporting role for the device, and meanwhile, the base is utilized to balance horizontal force and torsion generated in the working process of the device, so that the shaking of the device in the movement process is reduced.

The utility model has the advantages that: real-time measurement conveyer belt sag, make the device's butt portion and conveyer belt keep the butt constantly through the spring, promote butt portion decline and show the sag through butt portion position scale variation value on the scale when the conveyer belt is flagging, reach conveyer belt sag according to the displacement readout of butt portion on the scale, the realization is exempted from artifical handheld chi and is measured, manpower and time have been saved, the length monitoring work of relaxing of conveyer belt has been simplified, manual measurement's instability has been removed from, device measuring error is artifical little, the reading is reliable, and the measurement security has been improved.

Drawings

Fig. 1 is a schematic structural view of a safety monitoring device for a conveyor belt according to embodiment 1 of the present invention;

fig. 2 is a schematic view of a first view structure of a safety monitoring device for a conveyor belt according to embodiment 2 of the present invention;

fig. 3 is a second view structural diagram of the safety monitoring device for a conveyor belt according to embodiment 2 of the present invention;

fig. 4 is a schematic structural view of a safety monitoring device for a conveyor belt according to embodiment 3 of the present invention;

fig. 5 is a schematic structural view of a safety monitoring device for a conveyor belt in embodiment 4 of the present invention.

1-an abutment; 2-an elastic member; 3-a guide rail; 4-a graduated scale; 5-a butt joint block; 6-a support member; 7-an indication block; 8-supporting the shaft; 801-rolling bearing; 9-a limiting member; 901-nut; 902-a gasket; 10-fixing blocks; 1001-through hole; 11-base.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and should not be construed as limiting the present patent.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc., indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore the terms describing the positional relationship in the drawings are only used for illustrative purposes and should not be construed as limitations of the present patent, and specific meanings of the above terms can be understood according to specific situations by those of ordinary skill in the art.

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example 1

Fig. 1 shows an embodiment 1 of a conveyor belt safety monitoring device, which includes an abutting portion 1, an elastic member 2, a guide rail 3, and a scale 4, wherein one end of the abutting portion 1 abuts against the elastic member 2, the other end of the elastic member 2 abuts against the bottom of the guide rail 3, the abutting portion 1 is slidably connected to the guide rail 3, the scale 4 is connected to the guide rail 3, a scale line of the scale 4 is arranged along a sliding direction of the abutting portion 1, and the scale 4 is adhered to the guide rail 3.

Furthermore, the guide rail 3 is provided with an opening, the graduated scale 4 is positioned on the outer wall of one side of the opening of the guide rail 3, and the graduated scale 4 is symmetrically bonded on the guide rail 3 along the center line of the opening of the guide rail 3. Scale 4 is located the opening one side of nearly guide rail 3 so that the reading, and before the work, 4 zero scale marks of scale and 5 bottom parallel and levels of butt piece can see the position change of butt portion 1 constantly through the opening, and the registration that corresponds on scale 4 according to the bottom position of butt portion 1 obtains conveyer belt flagging amount.

Further, the elastic member 2 is a spring, and the spring is disposed in the guide rail 3. The spring produces compression deformation when receiving butt portion 1 pressure, and the compression capacity changes along with butt portion 1's level, and the spring can play the supporting role to butt portion 1, makes butt portion 1 and conveyer belt keep the butt constantly, and the spring can alleviate the impact to butt piece 5 in the conveyer belt course of operation simultaneously.

Under the spring action of spring, butt portion 1 keeps the butt with the conveyer belt, when the conveyer belt appears slackening flagging, butt portion 1 receives the action of gravity of conveyer belt flagging section and slides along guide rail 3 to the direction of hanging down, guide rail 3 and scale 4 keep motionless, the scale interval that corresponds on scale 4 according to butt portion 1's bottom position obtains conveyer belt flagging amount, the spring can make butt portion 1 return to the level with the initial butt of conveyer belt at any time simultaneously, make butt portion 1 keep constantly with the state of conveyer belt butt, and need not reset through manual adjustment.

In order to reduce the shaking amplitude of the device in the working process, the device further comprises a base 11, the base 11 is fixedly connected with the guide rail 3, and the base 11 is horizontally placed on the bottom surface. The base 11 supports the device, and meanwhile, the base 11 is used for balancing horizontal force and torsion generated in the working process of the device, so that the shaking of the device in the moving process is reduced.

The working principle or flow of the embodiment: during initial state, 5 bottoms of butt piece and 4 zero scale mark parallel and levels of scale, under the elastic force effect of spring, 5 receive the elastic force effect of spring and constantly keep with the conveyer belt butt of butt piece, realize the slack drooping volume of real-time measurement conveyer belt. For sliding friction between conveyer belt during operation and the butt piece 5, when the conveyer belt appears slackening flagging, guide rail 3 and scale 4 are fixed motionless, the butt piece 5 with the conveyer belt butt receives conveyer belt flagging pressure, the pressure that the butt piece 5 receives is greater than the elasticity of spring to the butt piece, therefore move to the flagging direction of conveyer belt along guide rail 3, the displacement is identical to conveyer belt flagging amount, can see the position of butt piece 5 bottom through the opening of guide rail 3, according to the registration of butt piece 5 bottom on scale 4, obtain the slackening flagging amount of conveyer belt, after artifical adjustment conveyer belt flagging length, butt portion 11 only receives the elasticity of spring and slides to the initial position along guide rail 3.

The beneficial effects of this embodiment: need not artifical measurement conveyer belt flagging amount, through butt portion and the measuring portion of setting with the conveyer belt butt in conveyer belt flagging direction, can promote butt portion synchronous decline when the conveyer belt is flagging, can derive conveyer belt flagging amount according to the displacement registration of butt portion's bottom on the scale, removed manual operation's instability from, the reading is reliable, has saved manpower and time, device simple structure, easy and simple to handle.

Example 2

The present embodiment is different from embodiment 1 in that, as shown in fig. 2 and 3, the abutting portion 1 further includes a abutting block 5, a supporting member 6, and an indicating block 7, one end of the supporting member 6 is connected to the abutting block 5, the other end of the supporting member 6 is connected to one end of the indicating block 7, and the other end of the indicating block 7 abuts against the spring.

Further, butt portion 1 still includes back shaft 8 and locating part 9, and butt piece 5 is installed on back shaft 8, and locating part 9 is installed on back shaft 8, and back shaft 8 is equipped with the one end cross-under of butt piece 5 with support piece 6, and locating part 9 has restricted the home range of butt piece 5 on back shaft 8, can prevent that butt piece 5 from droing out back shaft 8.

Further, the inside fixed block 10 that still is equipped with of guide rail 3, the one end butt of fixed block 10 and spring, the other end and the instruction piece butt of spring, the spring is located between instruction piece 7 and the fixed block 10.

Further, the abutting block 5 is a roller, and the roller is rotatably connected with the supporting shaft 8. The gyro wheel is connected the relative motion between reducible butt portion 1 and the conveyer belt with the rotation of back shaft 8 to reduce friction and wear, improve the device life-span, prevent to topple over because of the too big device that leads to of slip frictional force, and the distance of gyro wheel focus to gyro wheel outer contour line equals, can not influence measuring result at the pivoted in-process along with the conveyer belt motion, reduced measuring error.

Further, the limiting member 9 includes a nut 901 and a washer 902, the supporting shaft 8 is a single-headed bolt, the nut 901 and the washer 902 are mounted on the supporting shaft 8 to prevent the roller from slipping or being biased, and the roller is connected with the supporting member 6 through the supporting shaft 8 and the limiting member 9.

The working principle or flow of the embodiment is as follows: during initial state, indicate 7 bottoms of piece and 4 zero scale mark parallel and level of scale, under the elastic force effect of spring, the gyro wheel keeps the butt constantly with the conveyer belt, the gyro wheel with the conveyer belt butt rotates under the frictional force effect of conveyer belt, guide rail 3 keeps motionless with scale 4, when the conveyer belt droops, the gyro wheel receives the pressure that the conveyer belt droops to produce, and with power transmission to support piece 6 and instruction piece 7, fixed block 10 plays the supporting role to the spring, because the pressure of conveyer belt butt joint portion 1 is greater than the elasticity of spring butt joint portion 1, support piece 6 slides to the flagging direction of conveyer belt along guide rail 3 together with instruction piece 7, the migration distance equals conveyer belt flagging amount constantly, can see the position of instruction piece 7 bottom through 3 openings of guide rail, obtain the conveyer belt flagging amount according to the number of instructing the bottom of piece 7 on scale 4, after artifical adjustment conveyer belt flagging length, butt joint portion 1 only receives the elasticity of spring and slides to initial position along guide rail 3.

The beneficial effects of this embodiment over embodiment 1: the rotation of utilizing gyro wheel and back shaft is connected the frictional wear between butt portion and the conveyer belt that has significantly reduced, has improved the device life-span, prevents to topple over because of the too big device that makes of slip frictional force receives the horizontal force influence, and the gyro wheel focus equals to the distance of gyro wheel outline, can not influence measuring result when rotating along with the conveyer belt motion, has reduced measuring error.

Example 3

The present embodiment is different from embodiment 2 in that, as shown in fig. 4, the number of rollers is increased, a pair of rollers is used, and the rollers are symmetrically mounted on the support shaft 8 with the support member 6 as a center of symmetry, and the support member is connected to the middle of the support shaft.

Further, a stud bolt is used as the support shaft 8, and a gasket 902 and a nut 901 are mounted on two sides of the support shaft 8 to connect the roller with the support member 6, and the limiting effect of the gasket 902 and the nut 901 can prevent the roller from falling off the support shaft 8 or being biased during the rotation process.

The beneficial effects of this embodiment compared with embodiment 2 are as follows: the supporting shaft is uniformly stressed and kept horizontal, the roller is kept horizontal and stably rotates, and the phenomenon that the supporting shaft is broken or the supporting piece is unevenly stressed to slide and be clamped on the guide rail due to uneven local stress of the supporting shaft is avoided.

Other features, operation principles, and advantageous effects of the present embodiment are consistent with embodiment 2.

Example 4

The difference between the embodiment and the embodiment 3 is that, as shown in fig. 5, a through hole 1001 is provided on the fixing block 10, and the supporting member 6 passes through the through hole 1001 and is slidably connected with the fixing block 10.

Furthermore, the support 6 passes through the indication block 7, the indication block 7 is fixedly installed on the support 6, and one end of the indication block 7 is abutted to the spring.

Further, a support member 6 is inserted into the spring.

Furthermore, two pairs of rolling bearings 801 are arranged on the support shaft 8, the outer rings of the rolling bearings 801 are matched with the rollers, and the inner rings of the rolling bearings 801 are matched with the support shaft 8. The use of the rolling bearing 801 allows better startability of the roller and reduces frictional wear between the support shaft 8 and the roller.

The working principle and flow of the embodiment are as follows: the outer ring of the rolling bearing 801 is matched with the roller, the inner ring of the rolling bearing 801 is matched with the supporting shaft 8, when the conveyer belt works, the outer ring of the rolling bearing 801 and the roller roll together along with the movement of the conveyer belt, and the inner ring of the rolling bearing 801 and the supporting shaft 8 are kept still. When the conveyer belt sags, the supporting piece 6 slides under the further guiding action of the through hole 1001, the indicating block 7 slides synchronously along with the supporting piece 6, and the sagging amount of the conveyer belt is obtained according to the corresponding indication number of the bottom of the indicating block 7 on the scale 4.

The beneficial effects of this embodiment: the length of the supporting piece is prolonged, and the supporting piece slides under the further guiding action of the through hole by arranging the through hole on the fixing block, so that the sliding stability of the supporting piece is further improved, and the shaking of the supporting piece in the guide rail is reduced; meanwhile, the rolling bearing is used, so that the roller has better starting performance, and the friction and the abrasion between the supporting shaft and the roller are further reduced.

Other features, operation principles, and advantageous effects of the present embodiment are consistent with embodiment 3.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. The utility model provides a conveyer belt safety monitoring device, its characterized in that, includes butt portion (1), elastic component (2), guide rail (3) and scale (4), butt portion (1) with elastic component (2) one end is connected, the elastic component (2) other end with guide rail (3) are connected, butt portion (1) with guide rail (3) sliding connection, scale (4) with guide rail (3) are connected, the scale mark of scale (4) is followed the slip direction of butt portion arranges.

2. A conveyor belt safety monitoring device according to claim 1, characterized in that the guide rail (3) is provided with an opening, and the scale (4) is located on the outer wall of the guide rail (3) on the side where the opening is provided.

3. A conveyor belt safety monitoring device according to claim 1, wherein the resilient member (2) is a spring.

4. A conveyor belt safety monitoring device according to claim 1, wherein the abutting part (1) comprises a abutting block (5), a supporting part (6) and an indicating block (7), the abutting block (5) is connected with one end of the supporting part (6), the other end of the supporting part (6) is connected with one end of the indicating block (7), the other end of the indicating block (7) is connected with the elastic part (2), and the indicating block (7) is connected with the guide rail (3) in a sliding manner.

5. A conveyor belt safety monitoring device according to claim 4, wherein the abutting portion (1) further comprises a supporting shaft (8) and a limiting member (9), the abutting block (5) is mounted on the supporting shaft (8), the limiting member (9) is mounted on the supporting shaft (8) and is used for limiting the abutting block (5) to be separated from the supporting shaft (8), and the supporting shaft (8) is connected with the end of the supporting member (6) provided with the abutting block (5).

6. A belt safety monitoring device according to claim 5, characterised in that the abutment blocks (5) are rollers which are rotatably connected to the support shaft (8).

7. A conveyor belt safety monitoring device according to claim 6, characterised in that a support shaft (8) extends through the support member (6); the rollers are arranged in two and symmetrically distributed on two sides of the supporting piece (6).

8. A conveyor belt safety monitoring device according to claim 7, characterized in that a rolling bearing (801) is installed between the support shaft (8) and the roller, an inner ring of the rolling bearing (801) is engaged with the support shaft (8), and an outer ring of the rolling bearing (801) is engaged with the roller.

9. The conveyor belt safety monitoring device according to claim 4, wherein a fixing block (10) is arranged in the guide rail (3), the elastic member (2) is located between the indicating block (7) and the fixing block (10), the fixing block (10) abuts against one end of the elastic member (2), the other end of the elastic member (2) abuts against the indicating block (7), a through hole (1001) is formed in the fixing block (10), and the supporting member (6) penetrates through the through hole (1001) and is in sliding connection with the fixing block (10).

10. A conveyor belt safety monitoring device according to any of claims 1-9, further comprising a base (11), wherein the guide rail (3) is mounted on the base (11).

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