CN207016067U - Transporting coal belt conveyor belt abrasion deformation protects system - Google Patents
Transporting coal belt conveyor belt abrasion deformation protects system Download PDFInfo
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- CN207016067U CN207016067U CN201720947651.0U CN201720947651U CN207016067U CN 207016067 U CN207016067 U CN 207016067U CN 201720947651 U CN201720947651 U CN 201720947651U CN 207016067 U CN207016067 U CN 207016067U
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Abstract
The utility model discloses a kind of transporting coal belt conveyor belt abrasion deformation to protect system, including transporting coal belt conveyor remote console and multiple abrasion deformation protection devices, abrasion deformation protection device includes being used for the detection agency for detecting transporting coal belt fracture and the clamping machine for preventing transporting coal belt fracture, and the control box for controlling detection agency and clamping machine to work, detection agency includes the metallic plate being arranged on close to auxiliary cylinder in transporting coal belt conveyor frame, one end is connected to the montant on support by damping, the pulley for being rotatably installed in the montant other end and being in contact with transporting coal belt and the eddy current displacement sensor for being arranged in montant and coordinating with metallic plate.The utility model eddy current displacement sensor obtains transporting coal belt fracture information with metallic plate sensing; accurate positioning, sensing is accurate, is applicable reliable; transporting coal belt is promptly pressed using damping driving montant and transporting coal belt is clamped by clamping machine, protection transporting coal belt conveyor is safe for operation.
Description
Technical field
The utility model belongs to transporting coal belt fracture Control Technology field, and in particular to a kind of transporting coal belt conveyor belt
Abrasion deformation protects system.
Background technology
An important step in coal production is Coal mine transportation system, and what Coal mine transportation system was mainly taken at present is fortune
Coal belt-conveying.Transporting coal belt conveyor will typically carry out remote, overlength working time and overweight transport in being transported in colliery
The work of amount, due to adhesive tape unbalance stress during use, the skew of coal breakage position, transport inclination angle is big the problems such as may cause transporting coal
Belt slack, skidding, sideslip, broken belt etc..When transporting coal belt is dashed forward due to the quality problems such as overload, aging and improper operation
So during fracture, tight transporting coal belt is because fracture can be glided rapidly, or even flies to throw out and hit to staff, and scatters big
Amount coal cinder can be also pounded to personnel and equipment, threaten human life's safety and damage installations and facilities nearby, cause huge economic damage
Lose.At present, it has been suggested that the technology come is substantially the warning device of transporting coal belt fracture, and the scope monitored more it is excessively wide and
The specific breakaway poing of transporting coal belt can not accurately be judged, be unfavorable for post-rift emergent management.And most of correlation technique
Only there is warning function, without the safeguard function after emergent management transporting coal belt fracture.Therefore, it is necessary to a kind of transporting coal belt transport
Machine belt abrasion deformation protects system, is effectively treated, is avoided because of transporting coal for transporting coal belt conveyor transporting coal belt fracture
Belt fracture and caused by follow-up casualties and equipment damaed cordition.
Utility model content
Technical problem to be solved in the utility model is to be directed to above-mentioned deficiency of the prior art, there is provided a kind of transporting coal
Belt conveyor belt abrasion deformation protects system, and it is novel in design rationally, passes through eddy current displacement sensor and metallic plate sense
Transporting coal belt fracture information should be obtained, accurate positioning, sensing is accurate, is applicable reliably, is promptly pressed using damping driving montant
Press transporting coal belt and transporting coal belt is clamped by clamping machine, protection transporting coal belt conveyor is safe for operation, is easy to promote the use of.
In order to solve the above technical problems, the technical solution adopted in the utility model is：Transporting coal belt conveyor belt wears
Deform protection system, it is characterised in that：Including transporting coal belt conveyor remote console and it is multiple with the transporting coal belt pass
The abrasion deformation protection device of defeated machine remote console radio communication, the abrasion deformation protection device include being used to detect transporting coal
The detection agency of belt fracture and the clamping machine for preventing transporting coal belt fracture, and for controlling the detection agency and institute
The control box of clamping machine work is stated, the detection agency includes being arranged in transporting coal belt conveyor frame close to auxiliary cylinder
Montant that metallic plate, one end are connected to by damping on support, be rotatably installed in the montant other end and with transporting coal belt phase
The pulley of contact and the eddy current displacement sensor for being arranged in montant and coordinating with metallic plate；
Damping is including daming piston cylinder body and in daming piston cylinder body and drives the damping of montant lifting to live
Seben, and the damping spring of daming piston plate and daming piston cylinder body is connected, it is provided with peace in the side wall of daming piston cylinder body
Fill the first tracheae of air air inlet and exhaust valve and the second tracheae of installation high pressure air inlet and exhaust valve one, daming piston cylinder body passes through described the
Two tracheaes connect with damping high-pressure cylinder；
The clamping machine includes being arranged on brake piston cylinder body between the up-downgoing belt of transporting coal belt, is movably arranged on
Brake piston plate in brake piston cylinder body, two be respectively and fixedly installed to both sides and and brake piston at the top of brake piston cylinder body
Plate coordinates the fixed plate of clamping transporting coal belt, and fixed plate is located at the upside of the up belt of transporting coal belt, brake piston cylinder body bottom
Portion is connected by connecting tube with high brake pressure cylinder, high pressure air inlet and exhaust valve two is provided with the connecting tube, brake piston plate is led to
Elastic lifting part is crossed to lift in brake piston cylinder body；
Control box includes explosion-resistant enclosure, the electronic circuit board being arranged in the explosion-resistant enclosure and is arranged on described explosion-proof
Audible-visual annunciator and display screen on shell, be integrated with the electronic circuit board microcontroller, power supply and with it is micro-
The wireless radio frequency circuit of controller connection and the memory for storing eddy current displacement sensor and metallic plate distance threshold, electricity
Eddy displacement sensor is connected by signal conditioning circuit with microcontroller, and microcontroller is controlled by motor drive module and rotated
Axle rotates, rotary shaft, audible-visual annunciator, one equal microprocessor control of display screen, air air inlet and exhaust valve and high pressure air inlet and exhaust valve；
Signal conditioning circuit is electric by the phase-sensitive detection circuit, high precision operating amplifier circuit, voltage follow being sequentially connected
Road and analog to digital conversion circuit composition；Wireless radio frequency circuit is communicated with the transporting coal belt conveyor remote console.
Above-mentioned transporting coal belt conveyor belt abrasion deformation protection system, it is characterised in that：The explosion-resistant enclosure passes through
Fix bar is fixed on support.
Above-mentioned transporting coal belt conveyor belt abrasion deformation protection system, it is characterised in that：The brake piston cylinder body
In transporting coal belt conveyor frame, the length of the brake piston cylinder body is not less than the width of transporting coal belt.
Above-mentioned transporting coal belt conveyor belt abrasion deformation protection system, it is characterised in that：The elastic lifting part is
Hard spring, the quantity of the hard spring is multiple, and one end of the hard spring is fixed on brake piston cylinder base, institute
The other end for stating hard spring is fixed on brake piston plate bottom.
Above-mentioned transporting coal belt conveyor belt abrasion deformation protection system, it is characterised in that：The phase-sensitive detection circuit
Including analog multiplier ADL5391, high precision operating amplifier circuit includes high precision operating amplifier OP07.
The utility model has advantages below compared with prior art：
1st, the utility model is by setting eddy current displacement sensor and metallic plate to coordinate detection range, and then determines to transport
The up belt of coal belt and the spacing of transporting coal belt conveyor frame, using memory storage transporting coal belt up belt with
The distance threshold of transporting coal belt conveyor frame, so that it is determined that the breaking state of transporting coal belt, using flexible, strong applicability；Gold
The setting of category plate can not only meet the detection of distance, while can also coordinate locking fracture with montant in transporting coal belt fracture
Transporting coal belt, using effect is good, is easy to promote the use of.
2nd, the utility model is by setting the advantage of damping to have two, first, contributing to when montant moves up and down pair
The transporting coal belt of transporting coal belt conveyor plays cushioning effect, first, contributing in the transporting coal belt fracture of transporting coal belt conveyor
Transporting coal belt is pressed, very first time protection transporting coal belt conveyor, avoids the transporting coal belt of transporting coal belt conveyor from flying to get rid of injury
Staff, reliable and stable, using effect is good.
3rd, the utility model for each detection agency by being equipped with a clamping machine, quickly to transporting coal belt fracture position
Put and make protection action, by setting brake piston cylinder body between the up-downgoing belt of transporting coal belt, by fixed plate positioned at fortune
The upside installation of the up belt of coal belt, brake piston plate are located at the downside of the up belt of transporting coal belt, brake piston plate
The up belt of clamping transporting coal belt can be coordinated with fixed plate by moving up, in addition, the bottom installation of brake piston plate is flexible
Lifters, extruding of the overload transporting coal belt to brake piston plate can be stopped, play cushioning effect, while pass through brake piston plate pair
Transporting coal belt is played a supporting role, and is limited transporting coal belt operating path, is avoided transporting coal belt overlond running, reliable and stable, is used
Effect is good.
In summary, the utility model is novel in design rationally, is obtained by eddy current displacement sensor and metallic plate sensing
Transporting coal belt fracture information, accurate positioning, sensing is accurate, is applicable reliably, and transporting coal is promptly pressed using damping driving montant
Belt simultaneously clamps transporting coal belt by clamping machine, and protection transporting coal belt conveyor is safe for operation, is easy to promote the use of.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the position installation relation schematic diagram of the utility model clamping machine and transporting coal belt.
Fig. 3 is Fig. 2 top view.
Fig. 4 is the structural representation of the utility model damping.
Fig. 5 is enlarged drawing at A in Fig. 1.
Fig. 6 is the utility model control box and eddy current displacement sensor and the circuit connecting relation schematic diagram of metallic plate.
Fig. 7 is the schematic block circuit diagram of the utility model signal conditioning circuit.
Description of reference numerals:
1-control box；1-1-power supply；1-4-microcontroller；
1-5-audible-visual annunciator；1-6-display screen；1-7-wireless radio frequency circuit；
1-8-motor drive module；1-9-memory；2-support；
3-montant；4-damping；4-1-damping high-pressure cylinder；
4-2-high pressure air inlet and exhaust valve one；4-3-air air inlet and exhaust valve；4-4-damping spring；
4-5-daming piston plate；4-6-daming piston cylinder body；5-fix bar；
6-pulley；7-transporting coal belt；8-auxiliary cylinder；
9-eddy current displacement sensor；10-metallic plate；12-1-fixed plate；
12-2-brake piston plate；12-3-elastic lifting part；12-4-high brake pressure cylinder；
12-5-brake piston cylinder body；12-6-high pressure air inlet and exhaust valve two；
14-transporting coal belt conveyor frame；20-signal conditioning circuit；
20-1-phase-sensitive detection circuit；20-2-high precision operating amplifier circuit；
20-3-voltage follower circuit；20-4-analog to digital conversion circuit.
Embodiment
As shown in Figures 1 to 7, transporting coal belt conveyor belt abrasion deformation protection system described in the utility model, bag
Include transporting coal belt conveyor remote console and multiple mills with the transporting coal belt conveyor remote console radio communication
Damage deformation protection device, the abrasion deformation protection device include the detection agency for detecting the fracture of transporting coal belt 7 and are used for
The clamping machine for preventing transporting coal belt 7 to be broken, and the control box 1 for controlling the detection agency and the clamping machine to work,
Metallic plate 10 that the detection agency includes being arranged in transporting coal belt conveyor frame 14 close to auxiliary cylinder 8, one end pass through
Montant 3 that damping 4 is connected on support 2, it is rotatably installed in the other end of montant 3 and the pulley 6 being in contact with transporting coal belt 7
With the eddy current displacement sensor 9 for being arranged in montant 3 and coordinating with metallic plate 10；
It should be noted that the setting of multiple abrasion deformation protection devices is to ensure edge fortune after the fracture of transporting coal belt 7
Multiple protection points are set on the traffic direction of coal belt 7 while pressing protection is carried out to transporting coal belt 7, play fast and stable braking
Effect, avoid not working to the braking of transporting coal belt conveyor caused by single abrasion deformation protection device effect difference or malfunction；
An auxiliary cylinder 8 is corresponded in each abrasion deformation protection device, by installing an explorer for each auxiliary cylinder 8
Structure detects transporting coal belt 7 and is broken in real time, drives eddy current displacement sensor 9 to move up and down by the up and down motion of montant 3, with gold
Belong to plate 10 and coordinate detection range, and then determine the up belt of transporting coal belt 7 and the spacing of transporting coal belt conveyor frame 14,
The up belt of transporting coal belt 7 and the distance threshold of transporting coal belt conveyor frame 14 are set, so that it is determined that transporting coal belt 7 is disconnected
Split state, using flexible, strong applicability；The setting of metallic plate 14 is for the moment in order to meet distance of reaction, but in order in transporting coal
When belt 7 is broken, the transporting coal belt 7 of locking fracture is coordinated with montant 3, using effect is good, positions fast accurate；By to be each
Individual auxiliary cylinder 8 is equipped with a clamping machine, and when there is transporting coal belt 7 that phenomenon of rupture occurs, transporting coal belt 7 is clamped by clamping machine,
Avoid transporting coal belt 7 from rapidly falling off, avoid coal from splashing and damage equipment and injure other people；Simultaneously close to each auxiliary rolling
Montant 3 is respectively mounted on the side of cylinder 8, on the one hand the installation of montant 3 provides mobile installation foundation for eddy current displacement sensor 9,
On the other hand coordinate pressing transporting coal belt 7 with damping 4, aid in the braking of transporting coal belt conveyor.
Damping 4 is including daming piston cylinder body 4-6 and in daming piston cylinder body 4-6 and drives montant 3 to lift
Daming piston plate 4-5, and connection daming piston plate 4-5 and daming piston cylinder body 4-6 damping spring 4-4, daming piston
Be provided with cylinder body 4-6 side wall installation air air inlet and exhaust valve 4-3 the first tracheae and the 4-2 of installation high pressure air inlet and exhaust valve one the
Two tracheaes, daming piston cylinder body 4-6 are connected by second tracheae with damping high-pressure cylinder 4-1；
It should be noted that the purpose for setting damping 4 has two, first, contributing to when montant 4 moves up and down pair
Transporting coal belt 7 plays cushioning effect, first, contributing to press transporting coal belt 7, very first time protection transporting coal when transporting coal belt 7 is broken
Belt conveyor, transporting coal belt 7 is avoided to fly to get rid of injury staff, when transporting coal 7 normal work of belt, montant 3 moves up and down,
The lower end of montant 3 is provided with pulley 6, and pulley 6 is in contact with transporting coal belt 7, and pulley 6 keeps rolling, to reduce the He of transporting coal belt 7
The frictional force of montant 3, also reduces the degree of wear of transporting coal belt 7, and air air inlet and exhaust valve 4-3 setting is to ensure to work as transporting coal skin
During 7 normal work of band, air is freed in and out in daming piston cylinder body 4-6, realizes the buffering moved up and down to montant 3；Work as transporting coal
When belt 7 is broken, because deadweight is sunk, eddy current displacement sensor 9 is moved down montant 3, and microcontroller 1-4 driving height is pressed into
Air bleeding valve 4-2, damping high-pressure cylinder 4-1 gases at high pressure are poured in daming piston cylinder body 4-6, and daming piston plate 4-5 is downward
Top, stretching damping spring 4-4 so that montant 3 moves down, and is offseted with metallic plate 10, can lock transporting coal belt 7.
The clamping machine includes brake piston cylinder body 12-5, the activity being arranged between the up-downgoing belt of transporting coal belt 7
Brake piston plate 12-2 in brake piston cylinder body 12-5, two be respectively and fixedly installed to brake piston cylinder body 12-5 tops
Portion both sides and the fixed plate 12-1 for coordinating clamping transporting coal belt 7 with brake piston plate 12-2, fixed plate 12-1 are located at transporting coal belt 7
Up belt upside, brake piston cylinder body 12-5 bottoms are connected by connecting tube with high brake pressure cylinder 12-4, the company
The 12-6 of high pressure air inlet and exhaust valve two is provided with adapter, brake piston plate 12-2 is by elastic lifting part 12-3 in brake piston cylinder body
Lifted in 12-5；
In the present embodiment, the elastic lifting part 12-3 is hard spring, the quantity of the hard spring be it is multiple, it is described
One end of hard spring is fixed on brake piston cylinder body 12-5 bottoms, and the other end of the hard spring is fixed on brake piston plate
12-2 bottoms.
In the present embodiment, the brake piston cylinder body 12-5 is arranged in transporting coal belt conveyor frame 14, the braking
Piston/cylinder 12-5 length is not less than the width of transporting coal belt 7.
It should be noted that in actual use, brake piston cylinder body 12-5 is cube structure, the brake piston cylinder body
12-5 length is that the up belt for ensureing transporting coal belt 7 can be completely placed in system not less than the purpose of the width of transporting coal belt 7
Piston cylinder body 12-5 crown centers position, brake piston plate 12-2 are movably arranged in brake piston cylinder body 12-5, and are braked
Piston plate 12-2 length is more than the width of transporting coal belt 7, and brake piston plate 12-2 installed in brake piston cylinder body 12-5 with pushing up
Portion both sides fixed plate 12-1 coordinates clamping transporting coal belt 7, and brake piston plate 12-2 is by elastic lifting part 12-3 in brake piston
The purpose of lifting has two in cylinder body 12-5, when when brake piston plate 12-2 is moved upwards, in order to prevent that impulsive force is excessive
Fixed plate 12-1 is caused to collide, elastic lifting part 12-3 produces pulling force to brake piston plate 12-2, with brake piston plate 12-
2 move higher upwards, and elastic lifting part 12-3 pulling force is bigger, and high brake pressure cylinder 12-4 enters brake piston cylinder body 12-5
Gases at high pressure it is more, give the stable support forces of brake piston plate 12-2, offset elastic lifting part 12-3 pulling force；Second, when system
When piston plate 12-2 is moved downward, brake piston plate 12-2 self gravitations, elastic lifting part 12-3 pulling force and rapid decompression
Gas brake piston plate 12-2 is declined rapidly, in order to prevent brake piston plate 12-2 and brake piston cylinder body 12-5 bottom plates
Collision, decline with brake piston plate 12-2 height, elastic lifting part 12-3 produces upward elastic force, to brake piston plate
12-2 forms a buffering, and in order to ensure brake piston plate 12-2 stationarity, elastic lifting part 12-3 uses hard spring, stretched
Contracting effect is good, and the quantity that hard spring is set is multiple, and multiple hard springs are connected with brake piston plate 12-2 jointly, and enhancing is steady
It is qualitative.
Control box 1 includes explosion-resistant enclosure, the electronic circuit board being arranged in the explosion-resistant enclosure and is arranged on described anti-
Audible-visual annunciator 1-5 and display screen 1-6 on quick-fried shell, microcontroller 1-4, power supply are integrated with the electronic circuit board
1-1 and the wireless radio frequency circuit 1-7 being connected with microcontroller 1-4 and for storing eddy current displacement sensor 9 and metal
The memory 1-9 of the distance threshold of plate 10, eddy current displacement sensor 9 are connected by signal conditioning circuit 20 with microcontroller 1-4,
Microcontroller 1-4 controls rotary shaft 13-4 to rotate by motor drive module 1-8, rotary shaft 13-4, audible-visual annunciator 1-5, shows
Display screen 1-6, air air inlet and exhaust valve 4-3 and the equal microcontroller 1-4 controls of the 4-2 of high pressure air inlet and exhaust valve one；
In the present embodiment, the explosion-resistant enclosure is fixed on support 2 by fix bar 5.
It should be noted that subsurface environment is complicated severe, anti-explosion safety is that the primary of underground equipment solves the problems, such as, explosion-proof
The setting of shell is to ensure the safe to use of electrical equipment in control box 1, avoid the point spark of electrical equipment in control box 1
Underground coal mine is threatened, audible-visual annunciator 1-5 setting is to can timely be sent out after transporting coal belt 7 occurs and is broken
Go out alarm signal, the very first time informs that transporting coal belt 7 is broken and the fracture position of transporting coal belt 7, signal conditioning circuit 20 are real-time
To microcontroller 1-4 transmission signals, each microcontroller 1-4 is set to be in monitoring state in real time.
It should be noted that eddy current displacement sensor 9 is a kind of electronic device of output voltage signal, when current vortex position
When the distance of displacement sensor 9 and metallic plate 10 is close, the surface of metallic plate 10 receives the higher-order of oscillation in eddy current displacement sensor 9
Energy, make the linear decay of the oscillator output amplitude in eddy current displacement sensor 9, using non-contacting mode detect away from
From eddy current displacement sensor 9 is not influenceed when working by underground dust, service life length, it is severe to be highly suitable for underground coal mine
Used in environment.
Signal conditioning circuit 20 by be sequentially connected phase-sensitive detection circuit 20-1, high precision operating amplifier circuit 20-2,
Voltage follower circuit 20-3 and analog to digital conversion circuit 20-4 compositions；Wireless radio frequency circuit 1-7 and the transporting coal belt conveyor are remote
Process control platform is communicated.
It should be noted that phase-sensitive detection circuit 20-1 setting is to remove the signal of eddy current displacement sensor 9
High-frequency noise, useful signal is extracted, play the effect of LPF；High precision operating amplifier circuit 20-2 setting be in order to
The phase-sensitive detection circuit 20-1 small-signals obtained are effectively amplified, are easy to post-processing；Voltage follower circuit 20-3
Setting be for the stable voltage signal kept after amplification, there is provided a reliable and stable magnitude of voltage.
In the present embodiment, the phase-sensitive detection circuit 20-1 includes analog multiplier ADL5391, high precision operating amplifier
Circuit 20-2 includes high precision operating amplifier OP07.
It should be noted that analog multiplier ADL5391 can work in the environment that temperature range is -40 DEG C to+85 DEG C,
Meet work requirements under real well.
The utility model is in use, transporting coal belt conveyor remote console controls the same of multiple abrasion deformation protection devices
When transporting coal belt conveyor master rotor shut down, because the transportation range of transporting coal belt 7 is remote, master rotor shuts down delay length, it is impossible to fast
It is fast effectively to realize that transporting coal belt conveyor is braked, therefore, it is used cooperatively using multiple abrasion deformation protection devices, realizes transporting coal
Belt conveyor abrasion deformation is protected.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is imposed any restrictions, every
Any simple modification, change and the equivalent structure change made according to the utility model technical spirit to above example, still
Belong in the protection domain of technical solutions of the utility model.
Claims (5)
1. transporting coal belt conveyor belt abrasion deformation protects system, it is characterised in that：Remotely controlled including transporting coal belt conveyor
Platform processed and multiple abrasion deformation protection devices with the transporting coal belt conveyor remote console radio communication, the abrasion
Deformation protection device includes what is be used for the detection agency for detecting transporting coal belt (7) fracture and be broken for preventing transporting coal belt (7)
Clamping machine, and the control box (1) for controlling the detection agency and the clamping machine to work, the detection agency include leaning on
Metallic plate (10) that nearly auxiliary cylinder (8) is arranged in transporting coal belt conveyor frame (14), one end pass through damping (4) even
The montant (3) that is connected on support (2), it is rotatably installed in montant (3) other end and the pulley (6) being in contact with transporting coal belt (7)
With the eddy current displacement sensor (9) for being arranged in montant (3) and coordinating with metallic plate (10)；
Damping (4) includes daming piston cylinder body (4-6) and the interior and drive montant (3) installed in daming piston cylinder body (4-6)
The daming piston plate (4-5) of lifting, and the damping spring (4- of connection daming piston plate (4-5) and daming piston cylinder body (4-6)
4) the first tracheae and installation height that installation air air inlet and exhaust valve (4-3), is provided with the side wall of daming piston cylinder body (4-6) are pressed into
Second tracheae of air bleeding valve one (4-2), daming piston cylinder body (4-6) pass through second tracheae and damping high-pressure cylinder (4-1)
Connection；
The clamping machine includes brake piston cylinder body (12-5), the activity being arranged between the up-downgoing belt of transporting coal belt (7)
Brake piston plate (12-2) in brake piston cylinder body (12-5), two be respectively and fixedly installed to brake piston cylinder body
(12-5) top both sides and the fixed plate (12-1) for coordinating clamping transporting coal belt (7) with brake piston plate (12-2), fixed plate
(12-1) is located at the upside of the up belt of transporting coal belt (7), and brake piston cylinder body (12-5) bottom passes through connecting tube and braking
High-pressure cylinder (12-4) is connected, and high pressure air inlet and exhaust valve two (12-6) is provided with the connecting tube, and brake piston plate (12-2) is logical
Elastic lifting part (12-3) is crossed to lift in brake piston cylinder body (12-5)；
Control box (1) includes explosion-resistant enclosure, the electronic circuit board being arranged in the explosion-resistant enclosure and is arranged on described explosion-proof
Audible-visual annunciator (1-5) and display screen (1-6) on shell, microcontroller (1-4), power supply are integrated with the electronic circuit board
Power supply (1-1) and the wireless radio frequency circuit (1-7) being connected with microcontroller (1-4) and for store current vortex displacement sensing
The memory (1-9) of device (9) and metallic plate (10) distance threshold, eddy current displacement sensor (9) pass through signal conditioning circuit
(20) connect with microcontroller (1-4), microcontroller (1-4) controls rotary shaft (13-4) to turn by motor drive module (1-8)
It is dynamic, rotary shaft (13-4), audible-visual annunciator (1-5), display screen (1-6), air air inlet and exhaust valve (4-3) and high pressure air inlet and exhaust valve one
(4-2) microcontroller (1-4) control；
Signal conditioning circuit (20) is by the phase-sensitive detection circuit (20-1), the high precision operating amplifier circuit (20- that are sequentially connected
2), voltage follower circuit (20-3) and analog to digital conversion circuit (20-4) composition；Wireless radio frequency circuit (1-7) and the transporting coal belt
Conveyer remote console is communicated.
2. protect system according to the transporting coal belt conveyor belt abrasion deformation described in claim 1, it is characterised in that：It is described anti-
Quick-fried shell is fixed on support (2) by fix bar (5).
3. protect system according to the transporting coal belt conveyor belt abrasion deformation described in claim 1, it is characterised in that：The system
Piston cylinder body (12-5) is arranged in transporting coal belt conveyor frame (14), and the length of the brake piston cylinder body (12-5) is not
Less than the width of transporting coal belt (7).
4. protect system according to the transporting coal belt conveyor belt abrasion deformation described in claim 1, it is characterised in that：The bullet
Property lifters (12-3) be hard spring, the quantity of the hard spring is multiple, and one end of the hard spring is fixed on system
Piston cylinder body (12-5) bottom, the other end of the hard spring are fixed on brake piston plate (12-2) bottom.
5. protect system according to the transporting coal belt conveyor belt abrasion deformation described in claim 1, it is characterised in that：The phase
Quick detecting circuit (20-1) includes analog multiplier ADL5391, and high precision operating amplifier circuit (20-2) includes high accuracy and transported
Calculate Amplifier OP07.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720947651.0U CN207016067U (en) | 2017-07-31 | 2017-07-31 | Transporting coal belt conveyor belt abrasion deformation protects system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720947651.0U CN207016067U (en) | 2017-07-31 | 2017-07-31 | Transporting coal belt conveyor belt abrasion deformation protects system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207016067U true CN207016067U (en) | 2018-02-16 |
Family
ID=61482521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720947651.0U Active CN207016067U (en) | 2017-07-31 | 2017-07-31 | Transporting coal belt conveyor belt abrasion deformation protects system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207016067U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111392364A (en) * | 2020-03-23 | 2020-07-10 | 武汉理工大学 | Circulating multifunctional belt conveyor test platform |
| CN113199356A (en) * | 2021-04-15 | 2021-08-03 | 杭州永杰研磨材料有限公司 | Sand paper grinding machine |
-
2017
- 2017-07-31 CN CN201720947651.0U patent/CN207016067U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111392364A (en) * | 2020-03-23 | 2020-07-10 | 武汉理工大学 | Circulating multifunctional belt conveyor test platform |
| CN113199356A (en) * | 2021-04-15 | 2021-08-03 | 杭州永杰研磨材料有限公司 | Sand paper grinding machine |
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