CN215556796U

CN215556796U - Belt breakage protection device for belt conveyor

Info

Publication number: CN215556796U
Application number: CN202122070662.4U
Authority: CN
Inventors: 李强; 姚旭东; 黄强
Original assignee: Xuzhou Xin'an Energy Technology Co ltd
Current assignee: Xuzhou Xin'an Energy Technology Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-18
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a belt breakage protection device for a belt conveyor, which comprises an underframe and a control panel, wherein the control panel is arranged on one side of the underframe, triangular supports are oppositely arranged at two ends of the underframe, catching devices are fixed on opposite surfaces of two groups of triangular supports, each catching device comprises a shell, a stop block, a connecting frame and a clamping plate, the stop block is fixed at one end of the shell, the clamping plates are connected and fixed with the shell through the connecting frames, the middle parts of the two groups of catching devices are contacted with two sides of the conveyor belt, when the conveyor belt is broken by a user, an oil pump can drive liquid in the pipeline to rapidly flow from the pipeline to the empty groove, rapidly fill the empty groove and a pressure bin, drive abutting blocks and the connecting plates at two ends to move to the middle part and further contact with the two groups of clamping plates, the clamping plates move to the middle part after being stressed, gradually reduce the distance between the clamping plates and the conveyor belt, the two groups of structures work in a matched mode, the reaction speed of the clamping plate is improved, and the conveying belt is captured in time at a proper position to be protected.

Description

Belt breakage protection device for belt conveyor

Technical Field

The utility model relates to the field of belt breakage protection devices, in particular to a belt breakage protection device for a belt conveyor.

Background

The slope belt conveyor is an inclined shaft belt conveyor, and has the advantages of large transportation capacity, large inclination angle, high belt speed, long transportation distance, serious joint abrasion, long operation time and long service time. Once the adhesive tape is broken, the destructive power is huge, so that the roadway is buried, the whole belt conveyor is scrapped, and human casualty accidents are caused.

In chinese patent CN202022339116.1, a belt breakage protection device for a conveying system is introduced, in which the rotation speed of a driven wheel is detected by a proximity switch, the control board compares the rotation speed of the driven wheel with a predetermined rotation speed, and when the rotation speed is lower than the predetermined rotation speed, a normally open contact of a first relay is controlled to be opened, so that a coil of a main contactor is de-energized, and a motor is controlled to stop rotating. The problem of drive chain and scraper blade fracture drop, the motor continues to operate and causes the material accident of running, produces secondary raise dust, polluted environment is solved, nevertheless in technical personnel in this field discover in actual operation: the protection device of the device is not enough to protect the conveyor belt in place, the conveyor belt cannot be stopped in a very short time, and the conveyor belt can continuously move forwards due to inertia, so that the protection device and the conveyor belt are damaged.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect that the clamping effect of a protection device in the prior art is poor, the belt breakage protection device for the belt conveyor is provided, through the arranged catching device, when the conveyor belt is broken, a user can drive liquid in the pipeline to rapidly flow from the pipeline to the empty groove, rapidly fill the empty groove and the pressure bin, drive the abutting blocks and the connecting plates at two ends to move towards the middle part and further contact with the two groups of clamping plates, the clamping plates move towards the middle part after being stressed, the distance between the clamping plates and the conveyor belt is gradually reduced, the conveyor belt is clamped, the two groups of structures work in a matched mode, the reaction speed of the clamping plates is improved, and the conveyor belt is timely caught at a proper position for protection.

In order to solve the technical problems, the utility model provides the following technical scheme: belt conveyor is with disconnected area protection device, including chassis and control panel, control panel sets up in one side of chassis, the both ends of chassis are all opposedly provided with the tripod, and are two sets of the opposites face of tripod all is fixed with trapping apparatus, including shell, dog, link and splint among the trapping apparatus, the dog is fixed in the one end of shell, splint pass through the link and be connected fixedly with the shell, and are two sets of the both sides contact of trapping apparatus middle part and conveyer belt.

As a preferred technical scheme, the shell is of a hollow structure, a hollow groove is formed in the shell, an oil filling hole is formed in one end of the shell and communicated with the hollow groove, the shell is of a concave structure, two ends of the middle of the inner side of the shell are fixedly clamped with check blocks, the middle of each check block is of a hollow structure, a resisting block is movably sleeved in the middle of each check block in a guide manner, and one end of each group of resisting blocks is in contact with one side of the clamping plate.

As a preferred technical scheme, the connecting frame comprises pressure bins, connecting plates and connecting rollers, the connecting plates are fixed on the outer sides of the two groups of clamping plates, the connecting rollers are arranged at the top ends of the connecting plates in a guide sleeve mode, the pressure bins are arranged at the bottom ends of the connecting plates in each group, the pressure bins in each group on one side are connected through a pipeline structure, one end of the pipeline structure is communicated with the oil injection hole, and one end of the oil injection hole is communicated with an external oil pump.

As a preferable technical scheme of the utility model, the inner side of each group of the clamping plates is of a rough structure.

As a preferable technical scheme of the utility model, each group of the connecting rollers is fixedly connected with the bottom end of the shell.

As a preferred technical scheme of the utility model, the minimum distance between the two groups of clamping plates is smaller than the thickness of the conveyor belt.

In a preferred embodiment of the present invention, the area of the belt covered by the catching device is greater than two fifths of the area of the belt.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. according to the utility model, through the arranged catching device, when the conveyor belt is broken, the oil pump can drive liquid in the pipeline to rapidly flow from the pipeline to the empty groove, the empty groove and the pressure bin are rapidly filled, the abutting blocks and the connecting plates at the two ends are driven to move towards the middle part and further contact with the two groups of clamping plates, the clamping plates move towards the middle part after being stressed, the distance between the clamping plates and the conveyor belt is gradually reduced, the conveyor belt is clamped, the two groups of structures work in a matched mode, the reaction speed of the clamping plates is improved, and the conveyor belt is timely caught at a proper position for protection.

2. According to the utility model, through the arrangement of the connecting frame and the stop block structure, when a medium enters the oil injection hole, the medium is distributed into the empty groove and the pressure bin, the driving abutting block extends outwards, the connecting plate at the top end moves on the connecting roller, the clamping plate is pressed from the top end and the middle part and moves towards the middle part, and then the connecting plate is contacted with and clamped on the conveying belt, so that the fixing effect of the conveying belt is enhanced, the conveying belt can be rapidly stopped by matching with the inner side of the rough clamping plate, and the effect of timely protection is achieved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the construction of the present invention without the conveyor belt;

FIG. 3 is a schematic view of the structure of the catching device of the present invention;

FIG. 4 is a schematic cross-sectional view of the inside of the housing of the present invention;

fig. 5 is a schematic structural view of the connecting frame of the present invention.

Wherein: 1. a chassis; 11. a tripod; 2. a control panel; 3. a capture device; 31. a housing; 311. an empty groove; 32. an oil filler hole; 33. a stopper; 34. a connecting frame; 341. a pressure bin; 342. a connecting plate; 343. a connecting roller; 35. a splint; 36. a resisting block; 4. and (4) a conveyor belt.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-5, the utility model provides a belt breakage protection device for a belt conveyor, which comprises an underframe 1 and a control panel 2, wherein the control panel 2 is arranged on one side of the underframe 1, triangular supports 11 are oppositely arranged at two ends of the underframe 1, catching devices 3 are fixed on opposite surfaces of two groups of triangular supports 11, each catching device 3 comprises a shell 31, a stop block 33, a connecting frame 34 and a clamping plate 35, the stop block 33 is fixed at one end of the shell 31, the clamping plate 35 is fixedly connected with the shell 31 through the connecting frame 34, and the middle parts of the two groups of catching devices 3 are in contact with two sides of a conveyor belt 4.

In other embodiments, the housing 31 is a hollow structure, the hollow groove 311 is arranged in the housing, an oil filling hole 32 is formed in one end of the housing 31, the oil filling hole 32 is communicated with the hollow groove 311, the housing 31 is a concave structure, the two ends of the middle portion of the inner side of the housing 31 are respectively clamped and fixed with the stopper 33, the middle portion of the stopper 33 is a hollow structure, the middle portion of the stopper 33 is movably sleeved with the abutting block 36, and one end of each abutting block 36 is in contact with one side of the clamping plate 35.

Through the trapping apparatus 3 who sets up, the user is when the fracture appears in conveyer belt 4, liquid in the oil pump can the drive pipeline flows to dead slot 311 interior fast from the pipeline, and fill up in dead slot 311 and pressure tank 341 fast, and support piece 36 and connecting plate 342 that drive both ends remove to the middle part, and then contact with two sets of splint 35, splint 35 is after the atress, remove to the middle part, reduce gradually the distance with conveyer belt 4, and press from both sides tightly conveyer belt 4 to this department, two sets of structure cooperation work, improve splint 35's reaction rate, in suitable position, in time catch conveyer belt 4, protect.

In other embodiments, the connecting frame 34 includes a pressure chamber 341, a connecting plate 342 and a connecting roller 343, the connecting plate 342 is fixed outside the two sets of clamping plates 35, the connecting roller 343 is guided on the top end of each set of connecting plate 342, the pressure chamber 341 is arranged at the bottom end of each set of connecting plate 342, each set of pressure chamber 341 on one side is connected through a pipeline structure, one end of the pipeline structure is communicated with the oil filler hole 32, and one end of the oil filler hole 32 is communicated with an external oil pump.

Through the link 34 and the dog 33 structure that set up, when the medium got into in oil filler point 32, by shunting to dead slot 311 and pressure reservoir 341 in, the drive was supported piece 36 and is outwards stretched out, the connecting plate 342 on top removes on connecting roller 343, from top and middle part pressurization splint 35, remove to the middle part, and then contact with conveyer belt 4, press from both sides and establish, strengthen the fixed effect with conveyer belt 4, cooperate the coarse splint 35 inboard, can stop conveyer belt 4 rapidly, play the effect of timely protection.

In other embodiments, the inner side of each set of cleats 35 is textured.

The rough structure of the two groups of clamping plates 34 can improve the dynamic friction factor with the conveyor belt 4, further improve the friction force and play a role in stopping the conveyor belt 4 in a short time.

In other embodiments, each set of connecting rollers 343 is fixedly attached to the bottom end of the housing 31.

The connecting roller 343 has the effect of positioning the fixed link 34, facilitating the movement of the chucking plate 35 inwardly.

In other embodiments, the minimum distance between the two sets of cleats 35 is less than the thickness of the conveyor belt 4.

The clamping plate 35 can be brought into full abutment with the conveyor belt 4.

In other embodiments, the catching device 3 covers more than two fifths of the area of the conveyor belt 4.

The contact area is increased, and the friction force is increased.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Belt conveyor is with disconnected area protection device, including chassis (1) and control panel (2), control panel (2) set up in one side of chassis (1), its characterized in that: the both ends of chassis (1) are all oppositions and are provided with tripod (11), and are two sets of the opponent face of tripod (11) all is fixed with trapping apparatus (3), including shell (31), dog (33), link (34) and splint (35) in trapping apparatus (3), the one end of shell (31) is fixed in dog (33), splint (35) are connected fixedly through link (34) and shell (31), and are two sets of the both sides contact of trapping apparatus (3) middle part and conveyer belt (4).

2. The belt breakage protection device for a belt conveyor according to claim 1, characterized in that: shell (31) is hollow structure, and its inside is provided with dead slot (311), oil filler point (32) have been seted up to the one end of shell (31), oil filler point (32) and dead slot (311) intercommunication, shell (31) are character cut in bas-relief structure, the inboard middle part both ends of shell (31) all the card is established and is fixed with dog (33), the middle part of dog (33) is hollow structure, the middle part activity of dog (33) is led the cover and is had support piece (36), every group support the one end of piece (36) all with the one side contact of splint (35).

3. The belt breakage protection device for a belt conveyor according to claim 2, characterized in that: including pressure storehouse (341), connecting plate (342) and connection roller (343) in link (34), connecting plate (342) all are fixed in the outside of two sets of splint (35), every group the top of connecting plate (342) is all the guide pin bushing has connection roller (343), every group the bottom of connecting plate (342) all is provided with pressure storehouse (341), and unilateral every group pressure storehouse (341) all are connected through pipeline structure, and pipeline structure's one end with oil filler point (32) intercommunication, the one end and the external oil pump intercommunication of oil filler point (32).

4. The belt breakage protection device for a belt conveyor according to claim 3, characterized in that: the inner side of each group of the clamping plates (35) is of a rough structure.

5. The belt breakage protection device for a belt conveyor according to claim 3, characterized in that: each group of the connecting rollers (343) is fixedly connected with the bottom end of the shell (31).

6. The belt breakage protection device for a belt conveyor according to claim 3, characterized in that: the minimum distance between the two groups of clamping plates (35) is smaller than the thickness of the conveyor belt (4).

7. The belt breakage protection device for a belt conveyor according to claim 1, characterized in that: the area of the catching device (3) covering the conveyor belt (4) is larger than two fifths of the area of the conveyor belt (4).