CN219253904U

CN219253904U - Gas bellows throat device

Info

Publication number: CN219253904U
Application number: CN202320250344.2U
Authority: CN
Inventors: 郑三会
Original assignee: Ninghai Kaitai Pipe Technology Co ltd
Current assignee: Ninghai Kaitai Pipe Technology Co ltd
Priority date: 2023-02-20
Filing date: 2023-02-20
Publication date: 2023-06-27
Anticipated expiration: 2033-02-20

Abstract

The utility model relates to a gas corrugated pipe necking device which comprises a bottom plate, a clamping mechanism arranged at the top of the bottom plate, a motor movably connected at the top of the bottom plate and provided with a left-right movement function and positioned at the right side of the clamping mechanism, and a feeding cylinder fixed at the top of the bottom plate and positioned at the right side of the motor, wherein the telescopic end of the feeding cylinder is transversely arranged left and fixed on the motor, and the rotating shaft of the motor is transversely arranged left; a transversely arranged and detachable necking sleeve is also fixed on the rotating shaft of the motor, and a conical ring is formed at the edge of the opening of the end part of the necking sleeve; the utility model effectively ensures that the necking degree reaches the specified requirement; in addition, the labor intensity is greatly reduced because the manual holding mode of the operator is replaced, and meanwhile, the operator can be far away from the necking equipment to avoid injury, so that the potential safety hazard is practically eliminated.

Description

Gas bellows throat device

Technical Field

The utility model relates to a gas corrugated pipe necking device.

Background

The corrugated pipe is a cylindrical thin-wall corrugated pipe with a plurality of transverse corrugations, the corrugated pipe can be divided into a metal corrugated pipe and a nonmetal corrugated pipe according to the constituent materials, and the metal corrugated pipe is mainly applied to the functions of compensating the thermal deformation of a pipeline, damping, absorbing the sedimentation deformation of the pipeline and the like, and is widely applied to the industries of petrochemical industry, instruments, aerospace, chemical industry, electric power, cement, metallurgy and the like; most of the gas pipelines in the civil field adopt metal corrugated pipes; one end or two ends of the gas corrugated pipe are respectively fixed with a nut head so as to be convenient for realizing detachable connection with gas equipment, but the nut heads cannot be directly fixed at the openings of one end or two ends of the gas corrugated pipe and can be mutually connected by means of an adapter, and the adapter and the nut heads are generally mutually fixed in a crimping mode.

In order to enable one end of the adapter to be quickly and smoothly inserted into the nut head, one end of the adapter is usually subjected to necking, an operator holds the adapter by hand and moves the adapter to necking equipment in the prior art when in necking, so that the end of the adapter is subjected to necking in the hand of the operator, the adapter cannot be firmly fixed due to the fact that the adapter is held by hand, and further the adapter is inevitably displaced when in necking, so that the necking degree is not enough; in addition, the method can cause great labor intensity of operators, and the operators are easy to be injured due to close contact with the necking equipment, so that great potential safety hazards exist, and further improvement is needed.

Disclosure of Invention

Aiming at the current state of the prior art, the utility model aims to provide the gas corrugated pipe necking device which not only effectively ensures that the necking degree reaches the specified requirement, but also greatly reduces the labor intensity and practically eliminates the potential safety hazard.

The technical scheme adopted for solving the technical problems is as follows: the gas corrugated pipe necking device is characterized by comprising a bottom plate, a clamping mechanism arranged at the top of the bottom plate, a motor movably connected to the top of the bottom plate and provided with a left-right movement function and positioned at the right of the clamping mechanism, and a feeding cylinder fixed at the top of the bottom plate and positioned at the right of the motor, wherein the telescopic end of the feeding cylinder is transversely arranged left and fixed on the motor, and the rotating shaft of the motor is transversely arranged left; the clamping mechanism comprises a first bracket and a second bracket which are fixed at the top of the bottom plate and are respectively arranged front and back, a supporting plate transversely fixed between the first bracket and the second bracket, a clamping cylinder fixed on the first bracket, a moving block fixed on the telescopic end of the clamping cylinder and positioned above the supporting plate, a movable clamping block detachably fixed at the front side of the moving block and capable of adjusting the fixed height, and a fixed clamping block fixed above the supporting plate and capable of adjusting the fixed height and positioned in front of the movable clamping block, wherein the telescopic end of the clamping cylinder is transversely arranged front, and the bottom of the moving block is in sliding fit with the top of the supporting plate; the front side of the movable clamping block is provided with first arc-shaped grooves which are transversely distributed, and correspondingly, the rear side of the fixed clamping block is provided with second arc-shaped grooves which are transversely distributed; the rotary shaft of the motor is also fixedly provided with a transversely arranged and detachable necking sleeve, the necking sleeve is arranged on the right side of the fixed clamping block and is concentric with the second arc-shaped groove, and a conical ring is formed at the edge of the opening of the end part of the necking sleeve.

Preferably, the front side of the moving block is provided with vertically distributed trapezoid grooves, correspondingly, the rear side of the movable clamping block is externally provided with vertically distributed trapezoid strips, and the trapezoid strips are movably inserted into the trapezoid grooves; the left side or the right side of the moving block is also inserted with a knob screw in a screwed mode, and the threaded end of the knob screw is tightly propped against the outer wall of the corresponding side of the trapezoid strip.

Preferably, the fixed clamping block is also connected with a plurality of guide rods in a penetrating way, the lower end of each guide rod is fixed at the top of the supporting plate, and the upper end of each guide rod extends out to the upper side of the fixed clamping block.

Preferably, the fixed clamping block is further inserted with a screw rod in threaded connection with the vertical arrangement, the lower end of the screw rod is rotatably connected to the top of the supporting plate, and the upper end of the screw rod extends out to the upper side of the fixed clamping block.

Preferably, the upper end of the screw rod is also fixedly penetrated with a pin rod which is transversely arranged.

Compared with the prior art, the utility model has the advantages that: the utility model can fix the joint rapidly and automatically by means of the clamping mechanism to thoroughly prevent the joint from shifting during necking, thereby effectively ensuring that the necking degree meets the specified requirement; in addition, the labor intensity is greatly reduced because the manual holding mode of the operator is replaced, and meanwhile, the operator can be far away from the necking equipment to avoid injury, so that the potential safety hazard is practically eliminated.

Drawings

FIG. 1 is a front left side top view of the present utility model;

fig. 2 is a diagram of the positional relationship of the fitting, ferrule and gas bellows of the present utility model.

Detailed Description

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

In order to keep the following description of the embodiments of the present utility model clear and concise, the detailed description of known functions and known components thereof have been omitted.

As shown in fig. 1, the gas bellows necking device comprises a bottom plate 1, a clamping mechanism 3 arranged at the top of the bottom plate 1, a motor 2 movably connected at the top of the bottom plate 1 and having a left-right movement function and positioned at the right side of the clamping mechanism 3, and a feeding cylinder 8 fixed at the top of the bottom plate 1 and positioned at the right side of the motor 2, wherein the telescopic end of the feeding cylinder 8 is transversely arranged left and fixed on the motor 2, and the rotating shaft of the motor 2 is transversely arranged left; the clamping mechanism 3 comprises a first bracket 31 and a second bracket 32 which are fixed on the top of the bottom plate 1 and are respectively arranged front and back, a supporting plate 33 transversely fixed between the first bracket 31 and the second bracket 32, a clamping cylinder 311 fixed on the first bracket 31, a moving block 34 fixed on the telescopic end of the clamping cylinder 311 and positioned above the supporting plate 33, a movable clamping block 36 detachably fixed on the front side of the moving block 34 and capable of adjusting the fixed height, and a fixed clamping block 35 fixed above the supporting plate 33 and capable of adjusting the fixed height and positioned in front of the movable clamping block 36, wherein the telescopic end of the clamping cylinder 311 is transversely arranged front, and the bottom of the moving block 34 is in sliding fit with the top of the supporting plate 33; the front side of the movable clamping block 36 is provided with a first arc-shaped groove 361 which is transversely distributed, and correspondingly, the rear side of the fixed clamping block 35 is provided with a second arc-shaped groove 351 which is transversely distributed; the rotary shaft of the motor 2 is also fixedly provided with a transversely arranged and detachable necking sleeve 4, the necking sleeve 4 is arranged on the right side of the fixed clamping block 35 and is concentric with the second arc-shaped groove 351, and the edge of the opening of the end part of the necking sleeve 4 is provided with a conical ring 41.

The front side of the moving block 34 is provided with vertically distributed trapezoidal grooves 341, correspondingly, the rear side of the movable clamping block 36 is provided with vertically distributed trapezoidal strips 362, and the trapezoidal strips 362 are movably inserted into the trapezoidal grooves 341; the knob screw 37 is also inserted into the left or right side of the moving block 34, and the threaded end of the knob screw 37 is abutted against the corresponding side outer wall of the trapezoid bar 362.

The fixed clamping block 35 is also connected with a plurality of guide rods 38 which are vertically arranged in a penetrating way, the lower end of each guide rod 38 is fixed at the top of the supporting plate 33, and the upper end of each guide rod 38 extends to the upper side of the fixed clamping block 35.

The fixed clamping block 35 is also inserted with a screw rod 39 which is vertically arranged in a threaded manner, the lower end of the screw rod 39 is rotatably connected to the top of the supporting plate 33, and the upper end of the screw rod 39 extends to the upper side of the fixed clamping block 35.

The upper end of the screw 39 is also inserted and fixed with a pin 310 arranged transversely.

The using method comprises the following steps:

as shown in fig. 2, one end of the gas bellows 7 is fixed to one end of the joint 5 by the ferrule 6, and in order to smoothly insert the other end of the joint 5 into the nut head, the other end of the joint 5 needs to be narrowed to form the bevel portion 51.

During operation, the gas corrugated pipe 7 and the ferrule 6 are transversely placed in the second arc-shaped groove 351, the other end of the connector 5 extends out of the right side of the fixed clamping block 35, the telescopic end of the clamping cylinder 311 is driven to extend out to drive the moving block 34 to move forward horizontally along the top of the supporting plate 33, and the first arc-shaped groove 361 is pressed on the rear side of the gas corrugated pipe 7 and the ferrule 6 to clamp and fix the gas corrugated pipe 7 and the ferrule 6; finally, the motor 2 is started to rotate the rotating shaft, so as to drive the necking sleeve 4 to rotate, and then the telescopic end of the feeding cylinder 8 is driven to extend outwards to drive the motor 2 to move leftwards, so that the rotating necking sleeve 4 is driven to move leftwards, the opening at the end part of the necking sleeve 4 is close to the other end of the joint 5, and the conical ring 41 on the necking sleeve 4 is further formed into a bevel part 51 on the other end of the joint 5.

After the completion, the telescopic end of the driving feeding cylinder 8 is contracted inwards to drive the motor 2 to move right for resetting, and meanwhile, the motor 2 is turned off; and then the telescopic end of the clamping cylinder 311 is driven to retract inwards to drive the movable clamping block 36 to move backwards, and finally the gas corrugated pipe 7, the ferrule 6 and the connector 5 are taken out.

When the height of the joint 5 deviates from the height of the necking sleeve 4, the screw 39 can be screwed by the pin rod 310 to drive the fixed clamping block 35 to move up and down along the guide rods 38 according to the principle of spiral connection; and unscrewing the knob screw 37, moving the movable clamping block 36 up and down by means of the mutual matching of the trapezoidal strip 362 and the trapezoidal groove 341 until the first arc-shaped groove 361 on the movable clamping block 36 is equal to the second arc-shaped groove 351 on the fixed clamping block 35 in height, and finally screwing the knob screw 37.

The utility model can fix the joint 5 by means of the clamping mechanism 3 rapidly and automatically to thoroughly prevent the joint 5 from shifting during necking, thereby effectively ensuring that the necking degree meets the specified requirement; in addition, the labor intensity is greatly reduced because the manual holding mode of the operator is replaced, and meanwhile, the operator can be far away from the necking equipment to avoid injury, so that the potential safety hazard is practically eliminated.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; while the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art will appreciate that modifications may be made to the techniques described in the foregoing embodiments, or that certain features may be substituted for those illustrated therein; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The gas corrugated pipe necking device is characterized by comprising a bottom plate, a clamping mechanism arranged at the top of the bottom plate, a motor movably connected to the top of the bottom plate and provided with a left-right movement function and positioned at the right of the clamping mechanism, and a feeding cylinder fixed at the top of the bottom plate and positioned at the right of the motor, wherein the telescopic end of the feeding cylinder is transversely arranged left and fixed on the motor, and the rotating shaft of the motor is transversely arranged left; the clamping mechanism comprises a first bracket and a second bracket which are fixed at the top of the bottom plate and are respectively arranged front and back, a supporting plate transversely fixed between the first bracket and the second bracket, a clamping cylinder fixed on the first bracket, a moving block fixed on the telescopic end of the clamping cylinder and positioned above the supporting plate, a movable clamping block detachably fixed at the front side of the moving block and capable of adjusting the fixed height, and a fixed clamping block fixed above the supporting plate and capable of adjusting the fixed height and positioned in front of the movable clamping block, wherein the telescopic end of the clamping cylinder is transversely arranged front, and the bottom of the moving block is in sliding fit with the top of the supporting plate; the front side of the movable clamping block is provided with first arc-shaped grooves which are transversely distributed, and correspondingly, the rear side of the fixed clamping block is provided with second arc-shaped grooves which are transversely distributed; the rotary shaft of the motor is also fixedly provided with a transversely arranged and detachable necking sleeve, the necking sleeve is arranged on the right side of the fixed clamping block and is concentric with the second arc-shaped groove, and a conical ring is formed at the edge of the opening of the end part of the necking sleeve.

2. The gas corrugated pipe necking device according to claim 1, wherein a vertically distributed trapezoid groove is formed in the front side of the moving block, correspondingly, a vertically distributed trapezoid bar is formed in the rear side of the moving clamping block, and the trapezoid bar is movably inserted into the trapezoid groove; the left side or the right side of the moving block is also inserted with a knob screw in a screwed mode, and the threaded end of the knob screw is tightly propped against the outer wall of the corresponding side of the trapezoid strip.

3. The gas corrugated pipe necking device according to claim 2, wherein a plurality of guide rods which are vertically arranged are connected in the fixed clamping blocks in a penetrating mode, the lower ends of the guide rods are fixed at the top of the supporting plate, and the upper ends of the guide rods extend out of the fixed clamping blocks.

4. The gas corrugated pipe necking device according to claim 3, wherein the fixed clamping block is further inserted and screwed with a screw rod which is vertically arranged, the lower end of the screw rod is rotatably connected to the top of the supporting plate, and the upper end of the screw rod extends out to the upper side of the fixed clamping block.

5. The gas bellows mouth shrinking device according to claim 4, wherein the upper end of the screw rod is also inserted and fixed with a pin rod which is transversely arranged.