CN107796568A - Glass fibre reinforced plastic tub gas examines equipment - Google Patents

Abstract

The invention discloses an air detection device for a glass fiber reinforced plastic bucket, which comprises: a bracket; a clamping part, the clamping part is connected to the bracket and used to clamp the glass fiber reinforced plastic bucket; a water tank, the water tank is fixed to the bracket And it is arranged below the clamping part; a pressing part, the pressing part is arranged on the bottom surface of the water tank, and the pressing part is an elastic member; an air source, the air source is used to provide high pressure gas; and an air inlet pipe, the air inlet pipe is arranged in the pressing part and communicates with the gas source and the upper surface of the pressing part. The glass fiber reinforced plastic barrel air detection equipment can automatically complete the inspection of the airtightness of the glass fiber reinforced plastic barrel, and has high accuracy and safety.

Description

FRP barrel gas detection equipment

technical field

The invention relates to a gas detection device for a glass steel barrel.

Background technique

FRP barrels are commonly used water treatment equipment and are used to store filter materials. They have the advantages of no corrosion, good sealing, light weight, and high pressure-bearing capacity, and are becoming more and more widely used. However, FRP barrels are not a simple and achievable product. For some structural FRP barrels, there is a sealing ring inside. Before the winding process is performed, it is necessary to confirm whether the seal is qualified before proceeding to the next process (because the winding process is Irreversible, in case of internal leakage, the barrel will be scrapped, even if it is sealed in other ways, such as ultrasonic welding, glue bonding, etc., it needs to be inspected to ensure that there is no scrap). The existing technology all adopts a manual method, utilizes a group of heads to be connected on the mouth of the bucket, and is inflated, and is soaked in water to observe the bubbles. Or use a high-precision pressure sensor to monitor the air pressure. But the method of manual operation, 1, efficiency is very low, and operation is complicated; Therefore, there is an urgent need for a special tooling to realize the automatic detection process.

Contents of the invention

The technical problem to be solved by the present invention is to provide a kind of gas detection equipment for the glass fiber reinforced plastic barrel in order to overcome the defects of the prior art that the airtightness of the glass fiber reinforced plastic barrel needs to be checked manually.

The present invention solves the above technical problems through the following technical solutions:

A glass fiber reinforced plastic drum air detection equipment, which includes:

bracket;

a clamping part, the clamping part is connected to the bracket and is used to clamp the glass fiber reinforced plastic barrel;

a water tank, the water tank is fixed to the bracket and arranged under the clamping part;

a pressing part, the pressing part is provided on the bottom surface of the water tank, and the pressing part is an elastic member;

a gas source for providing high pressure gas; and

An air intake pipe is arranged in the pressing part and communicates with the air source and the upper surface of the pressing part.

Preferably, the clamping part includes: a side clamping unit, which is used for clamping from the side of the glass fiber reinforced plastic barrel so as to keep the glass fiber reinforced plastic barrel upright; and

A top surface clamping unit, the top surface clamping unit is arranged above the glass fiber reinforced plastic bucket to push the glass fiber reinforced plastic bucket to the pressing part.

Preferably, the side clamping unit includes two clamping parts arranged oppositely, and the two clamping parts can be relatively close to or far away from each other.

Preferably, the clamping portion is one or more "V" shaped members.

Preferably, the top surface clamping unit includes a flat plate and an air cylinder connected to the flat plate, the air cylinder is arranged on the support and used to drive the flat plate to move in the vertical direction.

Preferably, the pressing portion is provided with a downwardly recessed recess, and the bottom surface of the recess is provided with a circular sealing line protruding from the recess.

Preferably, a circular boss is provided at the center of the recess, the outer diameter of the circular boss is adapted to the inner diameter of the bottle mouth of the glass fiber reinforced plastic barrel, and the air inlet pipe is connected to the top of the circular boss. surface.

Preferably, the air inlet pipe is connected to the air source through a quick joint.

Preferably, the air detection equipment for the glass fiber reinforced plastic barrel also includes a weight block and a retractable motor, and the retractable motor is connected to the weight block through a traction rope to put the weight block into the water tank Or lift from said sump.

Preferably, the weight block is made of ABS.

The positive and progressive effect of the present invention lies in that the gas detection equipment for the glass fiber reinforced plastic barrel can automatically complete the inspection of the airtightness of the glass fiber reinforced plastic barrel, and has high accuracy and safety.

Description of drawings

Fig. 1 is a schematic perspective view of the three-dimensional structure of an air detection device for a fiberglass barrel according to a preferred embodiment of the present invention, wherein the fiberglass barrel is placed in the air detection device for a fiberglass barrel.

Fig. 2 is a schematic perspective view of a pressing part according to a preferred embodiment of the present invention.

Explanation of reference signs:

FRP drum air detection equipment 100

Bracket 101

Upper top plate 102

Lower floor 103

Support rod 104

"V" shaped member 105

top clamping unit 106

Tablet 107

Cylinder 108

Sink 109

Compression part 110

Depression 111

Round sealing line 112

Round boss 113

Via 114

Receiving motor 115

Traction rope 116

FRP barrel 200

Detailed ways

The present invention will be further described by means of embodiments below in conjunction with the accompanying drawings, but the present invention is not limited to the scope of the embodiments.

As shown in FIG. 1 , the air detection device 100 for a FRP barrel includes: a bracket 101 , a clamping part, a water tank 109 , a pressing part 110 , an air source (not shown) and an air inlet pipe (not shown).

The bracket 101 includes an upper top board 102 , a lower bottom board 103 and a support rod 104 connected between the upper top board 102 and the lower bottom board 103 .

The clamping part is connected to the bracket 101 and is used for clamping the FRP barrel 200 . The clamping part includes: a side clamping unit and a top surface clamping unit 106 .

The side clamping unit is used for clamping from the side of the FRP bucket 200 to keep the FRP bucket 200 upright. The side clamping unit includes two clamping parts arranged oppositely, and the two clamping parts can be relatively close to or far away from each other. The clamping portion is one or more "V" shaped members 105 . In this embodiment, one side of the FRP barrel 200 is provided with two "V" shaped members 105, while the other side is provided with a "V" shaped member 105 and the "V" shaped member 105 is located vertically The middle of the two "V" shaped components 105 on one side, so that the glass fiber reinforced plastic barrel 200 can be kept upright better. Of course, those skilled in the art can also set the number of "V" shaped members 105 according to needs.

In this embodiment, the "V" shaped member 105 is connected to the support rod 104 of the bracket 101 , and its height position can be adjusted along the vertical direction, so as to adapt to different lengths of the FRP barrels 200 . At the same time, the "V"-shaped member 105 can also facilitate automatic centering to adapt to FRP barrels 200 of different diameters. The "V"-shaped member 105 is driven by the screw nut transmission mechanism to move in the direction of approaching and away from the glass fiber reinforced plastic bucket 200. The "shaped member 105 is fixed, while the "V" shaped member 105 located on the other side of the FRP barrel 200 can move in a direction approaching and away from the FRP barrel 200 to clamp the FRP barrel 200 . Of course, alternatively, the "V"-shaped members 105 on both sides can be set to move in directions approaching and away from the FRP barrel 200, or the two "V"-shaped members 105 on one side can move while the other side The "V" shaped member 105 is fixed.

In other embodiments, the side clamping unit may not be the "V" shaped member 105 arranged on both sides of the FRP bucket 200, but may also be a ring member surrounding the FRP bucket 200 or other alternatives that can keep the FRP bucket 200 upright. member.

The top clamping unit 106 is disposed above the FRP bucket 200 to push the FRP bucket 200 toward the pressing part 110 . The top clamping unit 106 includes a flat plate 107 and an air cylinder 108 connected to the flat plate 107. The air cylinder 108 is arranged on the upper top plate 102 of the bracket 101 and is used to drive the flat plate 107 to move in the vertical direction. The flat plate 107 is arranged below the upper top plate 102 to exert downward pressure on the FRP barrel 200 . Optionally, other structures may be used to replace the structure of the plate 107 and the cylinder 108, such as a combination of a linear motor and the plate 107, a combination of a screw nut transmission mechanism and a pressing block, and the like.

The water tank 109 is fixed on the lower bottom plate 103 of the bracket 101 and is disposed below the clamping portion. Water tank 109 is used for holding water.

As shown in FIG. 2 , the pressing part 110 is disposed on the bottom surface of the water tank 109 , and the pressing part 110 is an elastic member to provide better airtightness. The pressing part 110 can be directly disposed on the bottom surface of the water tank 109 . It can also be arranged on a protruding platform on the bottom surface of the water tank 109 to increase the height of the pressing part 110 . The pressing part 110 is provided with a recessed part 111 which is recessed downwards, and the bottom surface of the recessed part 111 is provided with a circular sealing line 112 protruding from the recessed part 111 . The shape of the concave portion 111 is circular to match the shape of the mouth of the FRP bucket 200 . “Fit” here means that the inner diameter of the concave portion 111 is slightly larger than the outer diameter of the bottle mouth of the FRP barrel 200 , so as to accommodate the bottle mouth in the concave portion 111 just. In this embodiment, two circular sealing lines 112 are provided to ensure the airtightness between the bottom surface of the concave part 111 and the bottle mouth when the bottle mouth of the FRP bucket 200 is pressed against the bottom surface of the concave part 111 . Those skilled in the art can also set the number of sealing lines according to needs.

The center of the recess 111 is provided with a circular boss 113 , the outer diameter of the circular boss 113 is adapted to the inner diameter of the bottle mouth of the FRP bucket 200 , and the air inlet pipe is connected to the upper surface of the circular boss 113 . "Fitting" here means that the inner diameter of the bottle mouth of the glass fiber reinforced plastic barrel 200 is slightly larger than the outer diameter of the circular boss 113 , so that the bottle mouth of the glass fiber reinforced plastic barrel is set on the circular boss 113 . The center of the circular boss 113 is provided with a through hole 114, and the air inlet pipe is inserted into the through hole 114 to communicate with the inside of the FRP pressure vessel and the air source.

The gas source is used to provide high-pressure gas. The gas source can be an air pump or a high-pressure gas storage unit or the like.

The air intake pipe is disposed in the pressing part 110 and communicates with the air source and the upper surface of the pressing part 110 .

The air inlet pipe is connected with the air source through a quick connector.

FRP drum air detection equipment 100 also includes weight block (not shown) and retractable motor 115, retractable motor 115 is connected to the weight block by a traction rope 116 to put the weight block into the water tank 109 or from the water tank 109 mentioned. The weight block is preferably made of ABS. The weight block can quickly adjust the water level in the water tank 109, and the volume of the weight block is set to when the weight block is put into the water tank 109 (immersed in water), the water level in the water tank 109 rises to submerge the glass fiber reinforced plastic barrel The position of the sealing ring of 200, and when weight piece is lifted (leaves water) from water tank 109, water level drops to the position below the sealing ring of fiberglass barrel 200. The receiving and discharging motor 115 can be controlled manually or by PLC. The actions of the clamping parts in this embodiment can all be controlled by PLC, which can effectively reduce labor force. The up-and-down movement (immersion in water or leaving water) of this weight block has realized the rise and fall of the water level in the water tank 109, like this, in the detection process of FRP bucket 200, need not repeatedly add water and drain in the water tank 109.

The following briefly describes the working mode of the gas detection device 100 for the glass fiber reinforced plastic barrel.

First, place the FRP barrel 200 into the FRP barrel air detection device 100, specifically, put the mouth of the FRP barrel 200 on the circular boss 113, and then make the "V" shaped member 105 clamp the FRP barrel 200, and then Make the plate 107 move down and compress the bottle mouth of the glass fiber reinforced plastic barrel 200 on the pressing part 110. Before the glass fiber reinforced plastic barrel 200 is placed, a part of water has been filled in the water tank 109, and the water has not passed the pressing part 110. Put down the heavy object to make the water level rise, the water has not passed the sealing ring of the glass fiber reinforced plastic barrel 200, then turn on the air source, inflate the glass fiber reinforced plastic barrel 200, observe whether there are bubbles, if there are no bubbles, it is a qualified product, if there are bubbles , it is a non-conforming product.

Optionally, one or more high-definition cameras, such as 3 or 4, can also be set in the water tank 109, and the images in the water can be compared and analyzed to automatically identify whether bubbles are generated, thereby releasing labor.

In describing the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", The orientation or positional relationship indicated by "bottom", "inner" and "outer" is based on the orientation or positional relationship of the equipment or device under normal use.

Although the specific implementation of the present invention has been described above, those skilled in the art should understand that this is only an example, and the protection scope of the present invention is defined by the appended claims. Those skilled in the art can make various changes or modifications to these embodiments without departing from the principle and essence of the present invention, but these changes and modifications all fall within the protection scope of the present invention.

Claims (10)

1. A glass fiber reinforced plastic drum air detection device, characterized in that it comprises: bracket; a clamping part, the clamping part is connected to the bracket and is used to clamp the glass fiber reinforced plastic barrel; a water tank, the water tank is fixed to the bracket and arranged under the clamping part; a pressing part, the pressing part is provided on the bottom surface of the water tank, and the pressing part is an elastic member; a gas source for providing high pressure gas; and An air intake pipe is arranged in the pressing part and communicates with the air source and the upper surface of the pressing part. 2. The air detection equipment for FRP barrels according to claim 1, wherein the clamping part comprises: side clamping unit, the side clamping unit is used for clamping from the side of the glass fiber reinforced plastic barrel so that the glass fiber reinforced plastic barrel remains upright; and A top surface clamping unit, the top surface clamping unit is arranged above the glass fiber reinforced plastic bucket to push the glass fiber reinforced plastic bucket to the pressing part. 3 . The air detection device for a glass fiber reinforced plastic barrel according to claim 2 , wherein the side clamping unit includes two clamping parts oppositely arranged, and the two clamping parts can be relatively close to or far away from each other. 4 . 4. The air detection equipment for FRP barrels according to claim 3, wherein the clamping part is one or more "V" shaped members. 5. The air detection device for FRP barrels according to claim 2, wherein the top surface clamping unit comprises a flat plate and a cylinder connected to the flat plate, the cylinder is arranged on the support and is used to drive the The plate moves vertically. 6. The air detection equipment for glass fiber reinforced plastic barrels according to claim 1, wherein the pressing part is provided with a downwardly recessed concave part, and the bottom surface of the concave part is provided with a circular shape protruding from the concave part. seal line. 7. The air detection equipment for FRP barrels as claimed in claim 6, wherein a circular boss is provided at the center of the recess, and the outer diameter of the circular boss is adapted to the diameter of the mouth of the FRP barrel. Inner diameter, the air intake pipe communicates with the upper surface of the circular boss. 8. The air detection device for FRP barrels according to claim 1, wherein the air inlet pipe is connected to the air source through a quick connector. 9. The air detection equipment for glass fiber reinforced plastic drums as claimed in claim 1, characterized in that, the air detection equipment for glass fiber reinforced plastic drums also includes a weight block and a retractable motor, and the retractable motor is connected to the heavy weight by a traction rope. block to place or lift the weight block into or out of the sump. 10. The air detection device for a glass fiber reinforced plastic barrel according to claim 9, wherein the weight block is made of ABS.