Quick connecting assembly for dechlorination tank

Abstract

The utility model relates to the technical field of dechlorination tank quick connection, in particular to a dechlorination tank quick connection assembly which comprises a left connecting pipe and a right connecting pipe, and the left connecting pipe is communicated with an inner pipe. Sliding grooves are formed in the side faces of the through holes, sliding blocks are arranged in the sliding grooves in a sliding fit mode, the sliding blocks are fixedly connected with the inserting rods and fixedly connected with the inner walls of the sliding grooves through springs, the outer ring is driven by a driving device to move in the length direction of the left connecting pipe, the side face, facing the inserting rods, of the outer ring is a conical face with the wide outside and the narrow inside, and the penetrating-out ends of the inserting rods are diagonal planes matched with the conical face. And a sealing gasket is sleeved on the left connecting pipe. According to the connection structure, rapid butt joint can be achieved in the mode that the inner pipe is in butt joint with the right connecting pipe, the outer ring extrudes the inserting rod, so that the inserting rod is inserted into the blind hole, separation between the inner pipe and the right connecting pipe is avoided, stable connection is achieved, meanwhile, all procedures can be completed by inserting and moving the outer ring, and the work efficiency is improved. And compared with a flange which is mounted after being dismounted, more downtime can be saved, and the conveying efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the quick connection technical field of dechlorination tank, and in particular to a quick connection assembly of dechlorination tank. BACKGROUND

[0002] The dechlorination tank is a device for removing residual chlorine (such as hypochlorous acid, chlorine, chloramine, etc.) in water or industrial fluid, commonly used in water treatment, chemical industry, environmental protection and other fields. Among them, the dechlorination tank needs to be replaced after being used for a period of time because the material in the dechlorination tank is reduced and the pressure is reduced.

[0003] Among them, since the existing dechlorination tank is connected with the conveying pipeline through the flange, when replacing, the flange needs to be disassembled, and the machine needs to be stopped when disassembling the flange. The flange is connected by a plurality of bolts, so that when the dechlorination tank is replaced, the flange will be disassembled and installed, which will waste a lot of time, cause the machine to be stopped for a long time, and affect the normal work. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of quick connection assembly of dechlorination tank to solve the defects in prior art.

[0005] The utility model is implemented by the following technical solutions:

[0006] A kind of quick connection assembly of dechlorination tank, including left connecting pipe and right connecting pipe, the left connecting pipe is communicated on dechlorination tank by flange, right connecting pipe is communicated on conveying pipeline, the left connecting pipe is communicated with the inner tube of the outer diameter consistent with the inner diameter of right connecting pipe;Several blind holes are evenly provided in the circumferential direction of the inner tube, several through holes are provided in the outer wall of the right connecting pipe, the plug rod matched with the blind hole is slidably connected in the through hole, the sliding groove is provided in the side of through hole, the sliding block is slidably connected in the sliding groove, the sliding block is fixedly connected with the plug rod and the sliding block is fixedly connected with the inner wall of sliding groove by spring, the outer ring is sleeved on the left connecting pipe, the outer ring is driven to move along the length direction of left connecting pipe by driving device, the side of plug rod towards outer ring is the tapered surface of outer wide and inner narrow, the end of plug rod is the bevel surface matched with tapered surface, the sealing washer is sleeved on the left connecting pipe.

[0007] In the application, the left connecting pipe is fixed and communicated with the dechlorination tank, and the right connecting pipe is fixed and communicated with the conveying pipeline, wherein the left connecting pipe is provided on each dechlorination tank through flanges, and when the left connecting pipe is installed on a new dechlorination tank, the left connecting pipe is not communicated with the conveying pipeline, so that the dechlorination tank in operation does not need to be stopped, and the normal conveying is not affected. When the left connecting pipe needs to be connected, the inner pipe is driven to the right connecting pipe, wherein the inner pipe is matched with the inner diameter of the right connecting pipe, and the sealing is realized through the sealing gasket. After the connection is completed, the inserting rod is matched with the corresponding blind hole, and then the outer ring is pushed by the driving device, the inserting rod is inserted into the blind hole and cannot be pulled out under the limitation of the outer ring, and the slider pulls the spring, so that the quick connection is realized, and the left connecting pipe and the right connecting pipe are prevented from being separated.

[0008] As preferred, the inner pipe is fixedly sleeved with a sealing rubber ring, the sealing rubber ring is provided with a V-shaped groove with a V-shaped cross section along the circumference thereof, and the inner wall of the right connecting pipe is fixedly provided with a clamping block matched with the V-shaped groove. The sealing rubber ring further increases the sealing property under the premise of further increasing the sealing property, and the V-shaped structure is further arranged to further increase the sealing property.

[0009] As preferred, the outer side of the sealing rubber ring outwardly extends a reverse V-shaped protrusion along the circumference thereof, and the inner side of the connecting pipe is provided with a limiting groove matched with the protrusion. The cooperation of the protrusion and the limiting groove can further increase the sealing property.

[0010] As preferred, the driving device is an electric telescopic rod, a plurality of electric telescopic rods are uniformly arranged along the circumference of the outer right connecting pipe, the movable end of the electric telescopic rod is fixedly connected with the outer ring, and the fixed end of the electric telescopic rod is fixedly arranged on the right connecting pipe. The extension of the electric telescopic rod drives the outer ring to move towards the inserting rod and press the inserting rod, and the shortening of the electric telescopic rod drives the outer ring to move in the opposite direction.

[0011] As preferred, the outer side of the outer ring is fixedly connected with a sealing ring along the outer edge thereof, and the left connecting rod is fixedly sleeved with a limiting ring, and the limiting ring is provided with a limiting ring-shaped groove matched with the sealing ring. The cooperation of the sealing ring and the limiting ring-shaped groove further increases the sealing property.

[0012] The application has the following beneficial effects: the application can realize quick connection through the butt joint of the inner pipe and the right connecting pipe, and the inserting rod is inserted into the blind hole through the outer ring pressing the inserting rod, so that the inner pipe and the right connecting pipe are prevented from being separated, and stable connection is realized. In addition, all processes can be completed by moving the outer ring after the inserting rod is inserted, compared with the flange installation method after disassembly, more downtime can be saved, and the conveying efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0014] Figure 1 is a structural schematic diagram of the present application;

[0015] Figure 2 is Figure 1 I partial enlarged view of

[0016] Figure 3 is a schematic diagram after the left connecting pipe and the right connecting pipe are butt-jointed.

[0017] shown in the figure:

[0018] 1, left connecting pipe, 2, inner pipe, 3, right connecting pipe, 4, outer ring, 5, plug rod, 6, sliding block, 7 spring, 8, sealing washer, 9, sealing rubber ring, 10, V-shaped groove, 11, clamping block, 12, protrusion, 13, limiting groove, 14, electric telescopic rod, 15, sealing ring. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the following will combine the drawings in the embodiments of the present application to clearly and completely describe the technical scheme in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0020] A quick connecting assembly of a dechlorination tank, as shown in Figures 1-3 The left connecting pipe 1 is communicated on the dechlorination tank through the flange, the right connecting pipe 3 is communicated on the conveying pipeline, the left connecting pipe 1 is communicated with the inner pipe 2 with the same inner diameter as the right connecting pipe 3; a plurality of blind holes are uniformly arranged on the circumference of the inner pipe 2, a plurality of through holes are arranged on the inner wall of the right connecting pipe 3, the plug rod 5 matched with the blind hole is slidably arranged in the through hole, the sliding groove is arranged on the side of the through hole, the sliding block 6 is slidably arranged in the sliding groove, the sliding block 6 is fixedly connected with the plug rod 5, the sliding block 6 and the inner wall of the sliding groove are fixedly connected through the spring 7, the outer ring 4 is sleeved on the left connecting pipe 1, the outer ring 4 is driven to move along the length direction of the left connecting pipe 1 through the driving device, the side of the outer ring 4 facing the plug rod 5 is a tapered surface with the outer width being larger than the inner width, the penetrating end of the plug rod 5 is a chamfered surface matched with the tapered surface, and the sealing washer 8 is sleeved on the left connecting pipe 1.

[0021] In the present application, the left connecting pipe 1 is fixed and communicated with the dechlorination tank, and the right connecting pipe 3 is fixed and communicated with the conveying pipeline. The left connecting pipe 1 is provided on each dechlorination tank through a flange and installed on a new dechlorination tank. Since it is not communicated with the conveying pipeline, the dechlorination tank in operation does not need to be stopped, and the normal conveying is not affected. When the left connecting pipe 1 is needed to be connected, the inner pipe 2 is driven to the right connecting pipe 3. The inner pipe 2 is matched with the inner diameter of the right connecting pipe 3, and the sealing is realized through the sealing gasket 8. After the connection is completed, the plug rod 5 is matched with the corresponding blind hole. Then the outer ring 4 is pushed by the driving device, the plug rod 5 is inserted into the blind hole and cannot be pulled out under the limitation of the outer ring 4, and the sliding block 6 is pulled to lengthen the spring 7. Thus, not only the quick connection is realized, but also the disconnection between the left connecting pipe 1 and the right connecting pipe 3 is prevented. When the connection is disassembled, the outer ring 4 is moved in the opposite direction, the sliding block 6 is reversely moved under the action of the spring 7, the plug rod 5 is automatically pulled out, and the quick disassembly is realized.

[0022] The inner pipe 2 is fixedly sleeved with a sealing rubber ring 9. The sealing rubber ring 9 is provided with a V-shaped groove 10 with a V-shaped cross section along the circumference. The right connecting pipe 3 is fixedly provided with a clamping block 11 matched with the V-shaped groove 10 along the circumference. The outer side of the sealing rubber ring 9 is outwardly extended with an inverted V-shaped protrusion 12 along the circumference. The inner side of the connecting pipe is provided with a limiting groove 13 matched with the protrusion 12. The sealing rubber ring 9 further increases the sealing under the premise of further increasing the sealing. The cooperation of the protrusion 12 and the limiting groove 13 further increases the sealing.

[0023] The driving device is an electric telescopic rod 14. The electric telescopic rod 14 is uniformly provided with a plurality of electric telescopic rods 14 along the circumference of the right connecting pipe. The movable end of the electric telescopic rod 14 is fixedly connected with the outer ring 4. The fixed end of the electric telescopic rod 14 is fixedly arranged on the right connecting pipe 3. The extension of the electric telescopic rod 14 drives the outer ring 4 to move towards the plug rod 5 and extrude the plug rod 5. The shortening of the electric telescopic rod 14 drives the outer ring 4 to move in the opposite direction.

[0024] The outer side of the outer ring 4 is fixedly connected with a sealing ring 15 along the outer side. The left connecting rod is fixedly sleeved with a limiting ring. The limiting ring is provided with a limiting ring-shaped groove matched with the sealing ring 15. The cooperation of the sealing ring 15 and the limiting ring-shaped groove further increases the sealing.

[0025] The use of the present application realizes the quick connection through the connection of the inner pipe 2 and the right connecting pipe 3. The plug rod 5 is inserted into the blind hole through the extrusion of the outer ring 4 to the plug rod 5, so that the inner pipe 2 and the right connecting pipe 3 are prevented from being disconnected, thereby realizing the stable connection. Since the movement of the outer ring 4 is added to the plug, all processes can be completed. Compared with the flange installation method after disassembly, more downtime can be saved, and the conveying efficiency is improved.

[0026] Finally, it should be noted that the above examples are intended to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical solutions recorded in the foregoing examples can still be modified, or some technical features can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A quick-connect assembly for a dechlorination tank, characterized in that: The left connecting pipe is communicated with the dechlorination tank through a flange, and the right connecting pipe is communicated with the conveying pipeline, the left connecting pipe is communicated with an inner pipe with an outer diameter consistent with an inner diameter of the right connecting pipe, the inner pipe is uniformly provided with a plurality of blind holes along a circumferential direction thereof, the inner wall of the right connecting pipe is outwardly provided with a plurality of through holes, the through holes are slidably fitted with plug rods matched with the blind holes, the through holes are provided with sliding grooves on side surfaces thereof, the sliding grooves are slidably fitted with sliding blocks, the sliding blocks are fixedly connected with the plug rods, the sliding blocks are fixedly connected with the inner wall of the sliding grooves through springs, the left connecting pipe is externally sleeved with an outer ring, the outer ring is driven to move along a length direction of the left connecting pipe through a driving device, a side surface of the outer ring facing the plug rods is a tapered surface with an outer width wider than an inner width, the plug rods are provided with beveled surfaces matched with the tapered surface at penetrating ends thereof, and the left connecting pipe is sleeved with a sealing gasket.

2. The dechlorination tank quick connect assembly of claim 1, wherein: The inner pipe is fixedly sleeved with a sealing rubber ring, the sealing rubber ring is provided with V-shaped grooves with V-shaped cross sections along a circumferential direction thereof, and the inner wall of the right connecting pipe is fixedly provided with clamping blocks matched with the V-shaped grooves along the circumferential direction thereof.

3. The dechlorination tank quick connect assembly of claim 2, wherein: The outer side surface of the sealing rubber ring is outwardly extended with a reverse V-shaped protrusion along the circumferential direction thereof, and the inner side surface of the right connecting pipe is provided with a limiting groove matched with the protrusion.

4. The dechlorination tank quick connect assembly of claim 1, wherein: The driving device is an electric telescopic rod, a plurality of electric telescopic rods are uniformly arranged along the circumferential direction of the outer right connecting pipe, the movable ends of the electric telescopic rods are fixedly connected with the outer ring, and the fixed ends of the electric telescopic rods are fixedly arranged on the right connecting pipe.

5. The dechlorination tank quick connect assembly of claim 1, wherein: The outer side surface of the outer ring is fixedly connected with a sealing ring along an outer edge thereof, the left connecting rod is fixedly sleeved with a limiting ring, and the limiting ring is provided with a limiting annular groove matched with the sealing ring.

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