CN212273363U

CN212273363U - Automatic butt joint device for gas pipeline joint

Info

Publication number: CN212273363U
Application number: CN202021596363.3U
Authority: CN
Inventors: 曹瑞明; 冯威; 李兵; 徐兴刚
Original assignee: Ceri Phoenix Industrial Furnace Co ltd; MCC Capital Engineering and Research Incorporation Ltd
Current assignee: Ceri Phoenix Industrial Furnace Co ltd; MCC Capital Engineering and Research Incorporation Ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-01-01
Anticipated expiration: 2030-08-04

Abstract

The utility model relates to an automatic butt joint device for a gas pipeline joint, which comprises a first joint, a second joint and a control part, wherein the first joint can be communicated with a movable facility pipeline, a first gas circuit which is communicated along the axial direction is arranged in the first joint, and a self-sealing valve is arranged in the first gas circuit; the second joint can be driven by the adjusting mechanism to adjust the height position and the horizontal position, and a second air path which is through along the axial direction and is normally open is arranged in the second joint; the second joint is connected with a butt-joint propelling structure which can drive the second joint to be inserted into the first joint and prop against the self-sealing valve to open a communication gas path or drive the second joint to leave the first joint; the second joint is also connected with an alignment guide structure; the adjusting mechanism, the butt-joint propelling structure and the alignment guide structure can be electrically connected with the control part. The device can realize that fixed facility pipeline and activity facility pipeline dock automatically fast, satisfies the automation and the intelligent requirement of gas transport or atmosphere detection in the industrial production.

Description

Automatic butt joint device for gas pipeline joint

Technical Field

The utility model relates to a metallurgical detection technology field especially relates to an automatic interfacing apparatus of gas pipeline joint.

Background

With the progress of science and technology, in order to reduce the labor cost and improve the product quality and benefit, advanced technologies and intelligent equipment are adopted in a large quantity by production enterprises, finally, the automation and the intelligence of the whole production flow are realized, and the competitiveness of the enterprises in the market is improved.

In the prior art, a high-temperature continuous annealing technology and equipment for high-quality cold-rolled silicon steel exist, the acquisition of multipoint important process data is still completed in the aspects of atmosphere and dew point detection by adopting a manual operation mode, the labor intensity of workers is high, and the automation and the intellectualization of the whole process cannot be completely realized. How to realize automatic air supply of a fixed air supply facility to a movable air receiving facility or automatic atmosphere detection of the movable facility becomes a key point of research.

Therefore, the inventor provides an automatic butt joint device for a gas pipeline joint by virtue of experience and practice of related industries for many years so as to overcome the defects in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas line connects automatic interfacing apparatus overcomes the problem that exists among the prior art, and the device can realize fixed facility pipeline and the automatic butt joint fast of activity facility pipeline, satisfies the automation and the intelligent requirement that gas transport or atmosphere detected in the industrial production.

The utility model aims at realizing the automatic butt joint device of the gas pipeline joint, which comprises a first joint, a second joint and a control part, wherein the first joint can be communicated with a movable facility pipeline, a first gas circuit which is communicated along the axial direction is arranged in the first joint, and a self-sealing valve which can close and cut off the gas circuit and can be propped against to open the communicated gas circuit is arranged in the first gas circuit; the second joint can be driven by the adjusting mechanism to adjust the height position and the horizontal position, and a second air path which is through along the axial direction and is normally open is arranged in the second joint; the second joint is connected with a butt-joint propelling structure which can drive the second joint to reciprocate along the axial direction, and the butt-joint propelling structure can drive the second joint to be inserted into the first joint and prop against the first joint to open a self-sealing valve communication gas path or drive the second joint to leave the first joint; the second joint is also connected with an alignment guide structure, and the alignment guide structure can guide the movement direction of the second joint so that the second joint can be inserted into the first joint in an aligned manner; the adjusting mechanism, the butt joint propelling structure and the alignment guiding structure can be electrically connected with the control part.

In a preferred embodiment of the present invention, the first joint is fixedly disposed on a first panel, and the first panel can be fixedly disposed on a movable facility; the second joint is fixedly arranged on the second panel; the alignment guide structure comprises an alignment guide driving part, an alignment guide rod and an alignment guide sleeve, the alignment guide sleeve is arranged on the first panel, the second panel can be axially and slidably sleeved on the alignment guide rod, and the alignment guide driving part can drive the alignment guide rod to move axially to be inserted into or leave the alignment guide sleeve.

The utility model discloses an among the preferred embodiment, adjust well the guide sleeve and go up the axial through setting well and adjust set guiding hole well, adjust well the guide bar and can wear to locate adjust well in the cover guiding hole, adjust well and inwards set up the first transition conical surface that the diameter is expanding from the tip that is close to first joint on the outer wall of guide bar, adjust well and inwards set up the diameter from the tip that is close to the second joint in the cover guiding hole and be the second transition conical surface that expands gradually.

In a preferred embodiment of the present invention, the adjusting mechanism includes a vertical floating frame, the docking propulsion mechanism adjusts the guide driving portion, adjusts the guide rod, the second panel and the second joint are both disposed on the vertical floating frame, and the vertical floating frame can move in a reciprocating manner in a vertical direction to adjust the height position of the second joint.

In a preferred embodiment of the present invention, the adjusting mechanism further comprises a suspension structure, wherein the suspension structure suspends the vertical floating frame from the top and can drive the vertical floating frame to reciprocate along the vertical direction; the two sides of the vertical floating frame are respectively connected with a vertical guide cylinder, a movable bottom plate capable of moving along the horizontal direction is arranged below the vertical floating frame, vertical guide rods corresponding to the vertical guide cylinders are arranged on the movable bottom plate in an upward extending mode, and the vertical guide cylinders are slidably sleeved on the vertical guide rods to guide the vertical movement of the vertical floating frame.

The utility model discloses an in a preferred embodiment, movable bottom plate's below sets up the fixed frame, movable bottom plate with it is vice to set up rolling linear guide between the fixed frame, movable bottom plate can be under the vice length direction reciprocating motion of rolling linear guide of following under the vice effect of rolling linear guide, rolling linear guide vice length direction with the second connect the axial perpendicular guide bar's axial all is space mutually perpendicular setting, the vice both ends of rolling linear guide all set up the horizontal reset spring that can promote the vice reseing of rolling linear guide.

The utility model discloses an in a preferred embodiment, the rolling linear guide is vice to include the guide rail that sets up on the fixed frame, set up on the bottom surface of activity bottom plate and can follow the gliding guide rail channel of guide rail the both ends of guide rail channel are connected respectively horizontal reset spring, each the lead screw end is connected to horizontal reset spring's the other end, each the lead screw end is worn to establish respectively through being fixed in the lead screw nut seat on the fixed frame.

The utility model discloses an in a preferred embodiment, the suspended structure includes and is located each respectively the supporting seat at the top of perpendicular guide bar, each articulated respectively on the supporting seat have a steering sprocket, the chain is established to the last cover of steering sprocket, each the one end of chain with the frame attach that floats perpendicularly, each the balancing weight is connected to the other end of chain, each still wear to be equipped with vertical pull rod, each on the supporting seat adjustably respectively, each hang the spring is connected respectively to the bottom of erecting the drag link, each hang the bottom of spring with the frame attach that floats perpendicularly, each erect the drag link with hang the initial height that the spring can adjust perpendicular floating frame.

The utility model discloses an in a preferred embodiment, be equipped with the pull rod via hole that link up on the supporting seat, the upper portion of vertical pull rod sets up the pull rod external screw thread, the position threaded connection that vertical pull rod is located pull rod via hole top has pull rod set nut.

The present invention provides a preferred embodiment, the docking propulsion structure comprises a propulsion cylinder, the propulsion cylinder comprises a propulsion cylinder fixed on the vertical floating frame, a propulsion rod is slidably inserted into the propulsion cylinder, and the free end of the propulsion rod is connected to the second panel.

In a preferred embodiment of the present invention, the second joint is provided with a first step portion with an increased diameter, the second panel is provided with a second joint mounting hole, and the aperture size of the second joint mounting hole is larger than the outer diameter size of the second joint; one end of the second joint mounting hole, which is close to the first joint, is provided with a positioning groove with an increased diameter, the end surface of the first step part, which is far away from the first joint, can axially abut against the bottom of the positioning groove, and the aperture size of the positioning groove is larger than the outer diameter size of the first step part; an annular rubber block is further arranged in the positioning groove in a plugging mode, and an annular pressing plate capable of axially abutting against the annular rubber block is connected to the end face of the second panel.

From above, the utility model provides a pair of automatic interfacing apparatus of gas line joint has following beneficial effect:

in the automatic alignment device for the gas pipeline joint, the alignment guide rod and the second joint have relatively accurate space positioning relation, the alignment guide sleeve and the first joint have accurate space positioning relation, and the alignment guide structure can ensure that the axes of the second joint and the first joint are basically aligned, so that the alignment condition is created for the subsequent joint butt communication;

the head of the alignment guide rod is designed into a large-angle conical structure, and the alignment guide sleeve opening is designed into a large-cone-angle conical hole, so that the alignment guide rod can be smoothly inserted into the alignment guide sleeve on the first panel under the condition that the stop error of the moving first panel is large;

the vertical floating frame and all the weights of the structures attached to the vertical floating frame are balanced by the tension of the balancing weight and the hanging spring, the friction resistance is greatly reduced in the process that the alignment guide rod is inserted into the alignment guide sleeve, the abrasion of the alignment guide rod and the alignment guide sleeve is greatly reduced, the repeated alignment precision is improved, the service life of equipment is obviously prolonged, and the running reliability of the equipment is obviously improved; the initial suspension height of the vertical floating frame can be flexibly adjusted through the vertical pull rod and the pull rod positioning nut, so that the initial installation and adjustment of equipment are more convenient and simpler;

the second joint adopts the installation measure of the annular rubber block on the second panel, so that the second joint can perform micro radial displacement within the range of 360 degrees in the butt joint process, the micro alignment error generated by the gap of the alignment guide structure is overcome, the abrasion is reduced, the good sealing performance is ensured, and the reliable and smooth butt joint is realized;

the insertion, communication and separation of the second joint and the first joint are completed under the action of the butt-joint propulsion structure, manual operation is avoided, the unique structural design completely meets the automation and intelligentization requirements of gas conveying or atmosphere detection in industrial production, especially in the conveying of dangerous or toxic gas, the requirements on the safety, reliability and stability of equipment are higher, and the device has more outstanding advantages;

the utility model provides a gas pipeline connects automatic interfacing apparatus is that the key that realizes atmosphere automated inspection equips, can accomplish fast automatic butt joint with fixed facility pipeline and activity facility pipeline, and no gas leakage after accomplishing the butt joint, the device has durable life and reliability simultaneously.

Drawings

The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:

FIG. 1: do the utility model discloses a gas pipeline connects automatic interfacing apparatus's plan view.

FIG. 2: is a cross-sectional view taken at a-a in fig. 1.

FIG. 3: is a cross-sectional view at B-B in fig. 1.

FIG. 4: do the utility model discloses a gas pipeline connects automatic interfacing apparatus butt joint rear joint department's schematic diagram.

FIG. 5: do the first joint schematic of the present invention.

FIG. 6: do the second joint schematic of the present invention.

In the figure:

100. a gas pipeline joint automatic butt joint device;

1. a first joint; 10. a first gas path; 101. clamping the step; 102. clamping and chamfering; 11. a self-sealing valve; 111. a valve core; 112. a valve core seat; 113. a valve seat flow passage; 114. a valve core sleeve; 115. a valve core end; 116. Clamping the cone; 117. a flow through groove; 118. a radial slot; 119. a spool spring; 12. a first panel;

2. a second joint; 20. a second gas path; 21. a second panel; 22. a first step portion; 23. an annular rubber block; 24. an annular pressure plate;

3. a butt-joint propelling structure; 31. propelling the cylinder; 311. a propulsion cylinder barrel; 312. a push rod;

4. aligning the guide structure; 41. an alignment guide driving section; 42. aligning the guide rod; 421. a first transition taper; 43. aligning the guide sleeve; 431. aligning the sleeve guide hole; 432. a second transition taper;

5. a vertical floating frame; 51. a vertical guide cylinder; 52. a guide bar support; 53. a propulsion cylinder support; 54. A guide cylinder support;

6. a suspension structure; 61. a supporting seat; 62. a steering sprocket; 63. a chain; 64. a balancing weight; 65. a vertical pull rod; 66. hanging a spring; 67. a pull rod positioning nut;

7. a movable bottom plate; 71. a vertical guide bar;

8. fixing the base;

9. a rolling linear guide rail pair; 91. a horizontal return spring; 92. a guide rail; 93. a guide rail channel; 94. the end of the lead screw; 95. lead screw nut seat.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.

The specific embodiments of the present invention described herein are for the purpose of explanation only and should not be construed as limiting the invention in any way. Given the teachings of the present invention, the skilled person can conceive of any possible variants based on the invention, which should all be considered as belonging to the scope of the invention. It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, mechanical or electrical connections, communications between two elements, direct connections, indirect connections through intermediaries, and the like. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 6, the present invention provides an automatic butt-joint device 100 for gas pipe joints, including a first joint 1 (female joint), a second joint 2 (male joint) and a control portion (intelligent control unit, not shown in the figure), wherein the first joint 1 can be communicated with a movable facility pipe (the movable facility is a movable gas receiving facility or a movable facility detected by atmosphere), a first gas circuit 10 running through along an axial direction is arranged in the first joint 1, a self-sealing valve 11 capable of closing and cutting off the gas circuit and being pushed to open the communicated gas circuit is arranged in the first gas circuit 10, and the structure of the self-sealing valve can be realized by adopting the prior art; as shown in fig. 4 and 5, in a specific embodiment of the present invention, a locking step 101 with a decreasing diameter is disposed in the first air passage 10, a locking chamfer 102 is disposed at one end of the locking step 101 away from the second joint, the self-sealing valve 11 includes a valve core 111 and a valve core seat 112, the valve core seat 112 is fixedly disposed in the first air passage 10, a valve seat runner 113 axially penetrating is disposed on the valve core seat 112, a valve core sleeve 114 is fixedly disposed in the valve core seat 112, the valve core 111 can slide along the valve core sleeve 114, one end of the valve core 111 is provided with a valve core end 115 with an outer diameter matching with the inner diameter of the locking step, one end of the valve core end 115 close to the valve core sleeve is provided with a locking cone 116 capable of locking on the locking chamfer, one end of the valve core end far from the valve core sleeve is recessed inward to be provided with a flow passing groove 117, one side of the flow passing groove 117, which, a valve core spring 119 is arranged between the valve core head 115 and the valve core sleeve 114 in an abutting mode. Under the normal state, under the action of the valve core spring 119, the end 115 of the valve core penetrates through the clamping step 101, the clamping cone 116 is in sealing abutment against the clamping chamfer 102, and the first gas path 10 is sealed and closed by the self-sealing valve 11; when the valve body 111 is pressed against the valve seat, the locking taper 116 is spaced from the locking chamfer 102, the flow passage 117 communicates with the valve seat flow passage 113 through the radial notch 118, and the first air passage 10 is in an open communication state.

The second joint can be communicated with a fixed facility (a fixed gas supply facility which can automatically supply gas to the movable gas receiving facility, or a fixed gas receiving facility which can receive the gas supplied by the movable gas receiving facility), or communicated with a detection device which detects the atmosphere of the movable facility (including important production process parameters such as components, dew point and the like), the second joint 2 can be driven by an adjusting mechanism to adjust the height position and the horizontal position, and a normally open second gas path 20 which is through along the axial direction is arranged in the second joint 2; the second joint 2 is connected with a butt-joint propelling structure 3 capable of driving the second joint 2 to reciprocate along the axial direction, and the butt-joint propelling structure 3 can drive the second joint 2 to be inserted into the first joint 1 to jack and open the self-sealing valve 11 to communicate with the air passage or drive the second joint 2 to leave the first joint 1; the second joint 2 is also connected with an alignment guide structure 4, and the alignment guide structure 4 can guide the movement direction of the second joint 2 so that the second joint 2 can be inserted into the first joint 1 in an alignment way; the adjusting mechanism, the butt-joint propelling structure and the alignment guide structure can be electrically connected with the control part.

The utility model discloses an automatic interfacing apparatus 100 of gas line joint is applicable to and carries out the gaseous intermittent type nature air feed of high, medium and low pressure or to the detection area of the inside atmosphere of facility to the removal facility, especially relates to the industrial production field that needs carry out the multiple spot, in proper order, periodic, circulation air feed or atmosphere and detect, like cold rolled silicon steel high temperature annular annealing heat treatment furnace.

In the automatic alignment device for the gas pipeline joint, the alignment guide structure can ensure that the axes of the second joint and the first joint are basically aligned, and an alignment condition is created for the subsequent joint butt communication; the insertion, communication and separation of the second joint and the first joint are completed under the action of the butt-joint propulsion structure, manual operation is avoided, the unique structural design completely meets the automation and intelligentization requirements of gas conveying or atmosphere detection in industrial production, especially in the conveying of dangerous or toxic gas, the requirements on the safety, reliability and stability of equipment are higher, and the device has more outstanding advantages; the utility model provides a gas pipeline connects automatic interfacing apparatus is that the key that realizes atmosphere automated inspection equips, can accomplish fast automatic butt joint with fixed facility pipeline and activity facility pipeline, and no gas leakage after accomplishing the butt joint, the device has durable life and reliability simultaneously.

Further, as shown in fig. 1, fig. 2 and fig. 3, the first joint 1 is fixedly disposed on the first panel 12, in a specific embodiment of the present invention, one end of the first joint 1 is provided with a third step portion with an increased diameter, and the third step portion axially abuts against the first panel 12 and is fixed by a screw, so as to realize connection between the first joint 1 and the first panel 12; the first panel 12 can be fixedly arranged on the movable facility, and in a specific embodiment of the present invention, the first panel 12 is connected to the movable facility through screws;

the second joint 2 is fixedly arranged on the second panel 21; the alignment guide structure 4 includes an alignment guide driving part 41, an alignment guide rod 42 and an alignment guide sleeve 43, the alignment guide sleeve 43 is disposed on the first panel 12, the second panel 21 is axially slidably sleeved on the alignment guide rod 42, and the alignment guide driving part 41 can drive the alignment guide rod 42 to axially move to insert into or separate from the alignment guide sleeve 43. The alignment guide driving unit 41 is electrically connected to the control unit, and the control unit can control opening and closing of the alignment guide driving unit 41.

As shown in fig. 1 and 2, in the present embodiment, the alignment guide driving part 41, the alignment guide rod 42, and the alignment guide sleeve 43 are 2 in number, and are provided in parallel at intervals on both sides of the second joint 2; the alignment guide driving part 41 adopts an alignment guide cylinder (or an electric push-pull rod or other driving structure), the alignment guide rod 42 is connected to a piston rod of the alignment guide cylinder, the second joint 2 and the two alignment guide rods 42 have relatively precise space positioning relation, horizontal guide sleeves are arranged on two sides of the second panel 21, and the 2 horizontal guide sleeves are respectively sleeved on the alignment guide rods 42 in a sliding manner; the 2 alignment guide sleeves 43 are respectively located at two sides of the first connector 1 on the first panel 12 and have a precise spatial positioning relationship with the first connector 1, and after the alignment guide driving part 41 pushes the alignment guide rod 42 to insert into the alignment guide sleeve 43, the axes of the first connector 1 and the second connector 2 are ensured to be basically aligned, thereby creating conditions for the subsequent butt joint of the first connector 1 and the second connector 2.

The second panel 21 is driven by the butting and pushing structure 3 to reciprocate along the axial direction of the alignment guide rod 42, and butting or separating of the first connector 1 and the second connector 2 is realized.

Further, as shown in fig. 1, an alignment sleeve guide hole 431 is axially formed through the alignment guide sleeve 43, the alignment guide rod 42 can be inserted into the alignment sleeve guide hole 431, a first transition tapered surface 421 having a gradually expanding diameter is formed on an outer wall of the alignment guide rod 42 from an end portion close to the first joint 1 to an inner side, and a second transition tapered surface 432 having a gradually expanding diameter is formed on an end portion close to the second joint 2 to an inner side in the alignment sleeve guide hole 431.

The head of the alignment guide rod 42 of the alignment guide structure 4 is designed to be a large-angle conical structure (the large angle means that the conical vertex angle is large, so that the opening of the conical structure is large), and meanwhile, the inlet of the alignment guide sleeve 43 on the second panel 21 is designed to be a large-cone-angle conical hole, so that the alignment guide rod 42 can be smoothly inserted into the alignment guide sleeve 43 on the first panel 12 under the condition that the stop error of the moving first panel 12 is large. The outlet of the alignment sleeve guide hole 431 is still a cylindrical hole to satisfy the guiding and circumferential limiting effects of the alignment sleeve guide hole 431 on the alignment guide rod 42.

Further, as shown in fig. 1, 2, and 3, the adjusting mechanism includes a vertical floating frame 5, the docking propulsion structure 3, the alignment guide driving part 41, the alignment guide rod 42, the second panel 21, and the second joint 2 are all disposed on the vertical floating frame 5, and the vertical floating frame 5 can reciprocate in the vertical direction to adjust the height position of the second joint 2.

In order to allow the alignment guide bar 42 to smoothly move, a guide bar support 52 through which the alignment guide bar 42 slides is provided on the vertical floating frame 5, and each alignment guide bar 42 is generally inserted through 2 guide bar supports 52. The alignment guide driving part 41 is fixedly attached to the vertical floating frame 5 through the guide cylinder support 54.

Further, as shown in fig. 2 and 3, the adjusting mechanism further comprises a suspension structure 6, wherein the suspension structure 6 is suspended from the top of the vertical floating frame 5 and can drive the vertical floating frame to reciprocate along the vertical direction; the two sides of the vertical floating frame 5 are respectively connected with a vertical guide cylinder 51, a movable bottom plate 7 capable of moving along the horizontal direction is arranged below the vertical floating frame 5, vertical guide rods 71 respectively corresponding to the vertical guide cylinders 51 are upwards extended and arranged on the movable bottom plate 7, in the embodiment, the bottom ends of the vertical guide rods 71 are connected with the movable bottom plate 7 to form a whole, and the vertical guide cylinders 51 can be slidably sleeved on the vertical guide rods 71 to guide the vertical movement of the vertical floating frame 5.

Further, as shown in fig. 2 and 3, a fixed base 8 is arranged below the movable bottom plate 7, and the fixed base 8 is fixed on a foundation; set up rolling linear guide pair 9 between activity bottom plate 7 and the fixed frame 8, activity bottom plate 7 can follow rolling linear guide pair's length direction reciprocating motion under rolling linear guide pair 9's effect, rolling linear guide pair's 9 length direction and the axial of second joint 2, the axial of perpendicular guide bar 71 all is the mutual perpendicular setting in space (rolling linear guide pair 9 is the level setting, and its length direction is parallel arrangement with the cross section direction of second joint 2), rolling linear guide pair's 9 both ends all set up the horizontal reset spring 91 that can promote rolling linear guide pair to reset.

As shown in fig. 2 and 3, the rolling linear guide rail pair 9 includes a guide rail 92 disposed on the fixed base 8, a guide rail channel 93 disposed on the bottom surface of the movable bottom plate 7, horizontal return springs 91 respectively connected to two ends of the guide rail channel 93, a lead screw end 94 connected to the other end of each horizontal return spring 91, and a lead screw nut seat 95 fixed on the fixed base 8 through which each lead screw end 94 passes. The initial position of the guide rail channel 93, i.e. the movable base plate 7, is adjusted by rotating the adjusting screw head 94. When in butt joint, the movable bottom plate 7 is pushed (the vertical floating frame 5 and the second joint 2 thereon are driven by the vertical guide rod 71) to move transversely, so that the transverse alignment of the second joint 2 and the first joint 1 is met; after the second joint 2 is butted with the first joint 1 and separated, the movable bottom plate 7 is reset under the action of the horizontal reset spring 91.

Further, as shown in fig. 2 and 3, the suspension structure 6 includes support bases 61 respectively located at the top of each vertical guide rod 71, each support base 61 is hinged with a steering sprocket 62, the steering sprocket 62 is sleeved with a chain 63, one end of each chain 63 is connected with the vertical floating frame 5, the other end of each chain 63 is connected with a counterweight block 64, each support base 61 is further provided with a vertical pull rod 65 in a penetrating manner in an adjustable manner, the bottom end of each vertical pull rod 65 is connected with a hanging spring 66, the bottom end of each hanging spring 66 is connected with the vertical floating frame 5, and each vertical pull rod 65 and each hanging spring 66 can adjust the initial height of the vertical floating frame 5. In the present embodiment, a through tie rod via hole is provided on the support seat 61, a tie rod external thread is provided on the upper portion of the vertical tie rod 65, and a tie rod positioning nut 67 is connected to the position of the vertical tie rod 65 above the tie rod via hole through a thread.

In the butt joint positioning process, the movable bottom plate 7 drives the vertical floating frame 5 and each structure attached to the vertical floating frame to do horizontal linear reciprocating motion under the constraint of the rolling linear guide rail pair 9 through the vertical guide rod 71, so that the transverse positioning is accurately realized to realize the smooth butt joint; after the first joint 1 and the second joint 2 are separated, the movable bottom plate 7 is restored to the original position under the action of the horizontal return spring 91.

Because the vertical floating frame 5 and all the weights of the structures attached to the vertical floating frame are balanced by the tension of the balancing weight 64 and the hanging spring 66, the friction resistance is greatly reduced in the process that the alignment guide rod 42 of the alignment guide structure 4 is inserted into the alignment guide sleeve 43, the abrasion of the alignment guide rod 42 and the alignment guide sleeve 43 is greatly reduced, the repeated alignment precision is improved, the service life of the equipment is obviously prolonged, and the running reliability of the equipment is obviously improved; the initial suspension height of the vertical floating frame 5 can be flexibly adjusted through the vertical pull rod 65 and the pull rod positioning nut, so that the initial installation and adjustment of the equipment are more convenient and simpler.

The movable bottom plate 7 is arranged on the fixed base 8 through the rolling linear guide rail pair 9, so that the horizontal transverse resistance of the movable bottom plate 7, the vertical guide rod 71, the vertical floating frame 5 and each structure attached to the vertical floating frame in the alignment and guide process is greatly reduced, the repeated alignment precision is improved, the service life of the equipment is obviously prolonged, and the running reliability of the equipment is obviously improved; the horizontal return springs 91 at both ends can ensure that the movable bottom plate 7, the vertical guide rod 71, the vertical floating frame 5 and the structures attached to the vertical floating frame return to the original positions after each butting.

In the present embodiment, as shown in fig. 1 and 3, the docking propulsion structure 3 includes a propulsion cylinder 31, the propulsion cylinder 31 includes a propulsion cylinder tube 311 fixed to the vertical floating frame, a propulsion rod 312 is sealingly and slidably inserted in the propulsion cylinder tube 311, and a free end of the propulsion rod 312 is connected to the second panel 21. The propulsion cylinder 31 is electrically connected to the control unit, and the control unit can control the opening and closing of the propulsion cylinder 31. The propulsion cylinder 311 is fixedly attached to the vertical floating frame 5 by a propulsion cylinder mount 53.

Further, as shown in fig. 4 and 6, a first step portion 22 with an increased diameter is provided on the second joint 2, a second joint mounting hole is provided on the second panel 21, and the aperture size of the second joint mounting hole is larger than the outer diameter size of the second joint 2; one end of the second connector mounting hole, which is close to the first connector 1, is provided with a positioning groove with an increased diameter, the end surface of the first step part 22, which is far away from the first connector 1, can axially abut against the bottom of the positioning groove, and the aperture size of the positioning groove is larger than the outer diameter size of the first step part 22; still fill in the positioning groove and be equipped with annular rubber piece 23, be connected with the annular clamp plate 24 that can axial top support fixed annular rubber piece 23 on the terminal surface of second panel 21, in this embodiment, annular clamp plate 24 can be fixed in on the second panel 21 through the screw.

The second joint 2 uses the installation measure of the annular rubber block 23 on the second panel 21, so that in the butt joint process, the second joint 2 can make micro radial displacement within the range of 360 degrees, the micro alignment error generated by aligning the gap of the guide structure 4 is overcome, the abrasion is reduced, the sealing performance is ensured to be good, and the reliable and smooth butt joint is realized.

When the automatic butt joint device 100 for the gas pipeline joint of the utility model is used, the height position of the vertical floating frame 5 is firstly adjusted through the vertical pull rod 65 and the pull rod positioning nut, and the position needs to meet the requirement that the height position of the second joint 2 corresponds to that of the first joint 1; the transverse position of the movable bottom plate 7 is adjusted through the rolling linear guide rail pair 9, and the position needs to meet the requirement that the transverse position of the second joint 2 corresponds to the transverse position of the first joint 1; starting the aligning guide driving part 41 to push the aligning guide rod 42 to be smoothly inserted into the aligning guide sleeve 43 on the first panel 12, then starting the propulsion cylinder 31 to push the second panel 21 and the second joint 2 thereon to be inserted into the first joint 1 to realize butt joint, and after the second joint 2 is butted with the first joint 1, as shown in fig. 4, opening the self-sealing valve 11 in the first joint 1, and communicating the first air path 10 with the second air path 20 to realize air circulation; when the second joint 2 is separated from the first joint 1, the self-sealing valve 11 in the first joint 1 is closed by itself, and the gas path is cut off to prevent gas leakage. The butt joint and the separation of the second joint 2 and the first joint 1 can be realized under the control of the control part, the manual operation is reduced, the automatic and intelligent requirements of the butt joint of the joints are met,

The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any person skilled in the art should also realize that such equivalent changes and modifications can be made without departing from the spirit and principles of the present invention.

Claims

1. An automatic butt joint device for gas pipeline joints is characterized by comprising a first joint, a second joint and a control part, wherein the first joint can be communicated with a movable facility pipeline, a first gas circuit which is through along the axial direction is arranged in the first joint, and a self-sealing valve which can close and cut off the gas circuit and can be pushed to open the communicated gas circuit is arranged in the first gas circuit; the second joint can be driven by the adjusting mechanism to adjust the height position and the horizontal position, and a second air path which is through along the axial direction and is normally open is arranged in the second joint; the second joint is connected with a butt-joint propelling structure capable of driving the second joint to reciprocate along the axial direction, and the butt-joint propelling structure can drive the second joint to be inserted into the first joint and push against the first joint to open the self-sealing valve communication air passage or drive the second joint to leave the first joint; the second joint is also connected with an alignment guide structure, and the alignment guide structure can guide the movement direction of the second joint so that the second joint can be inserted into the first joint in an aligned manner; the adjusting mechanism, the butt joint propelling structure and the alignment guide structure can be electrically connected with the control part.

2. The automatic gas line connector docking device of claim 1 wherein said first connector is fixedly disposed on a first panel, said first panel being fixedly disposed on a mobile facility; the second joint is fixedly arranged on the second panel; the alignment guide structure comprises an alignment guide driving part, an alignment guide rod and an alignment guide sleeve, the alignment guide sleeve is arranged on the first panel, the second panel can be axially and slidably sleeved on the alignment guide rod, and the alignment guide driving part can drive the alignment guide rod to move axially to be inserted into or leave the alignment guide sleeve.

3. The automatic gas line connector butt joint apparatus according to claim 2, wherein an alignment sleeve guide hole is axially formed through the alignment guide sleeve, the alignment guide rod is capable of being inserted into the alignment sleeve guide hole, a first tapered transition surface having a gradually expanding diameter is formed on an outer wall of the alignment guide rod from an end portion close to the first connector inward, and a second tapered transition surface having a gradually expanding diameter is formed in the alignment sleeve guide hole from an end portion close to the second connector inward.

4. The automatic gas line connector docking device of claim 2 wherein said adjustment mechanism comprises a vertically floating frame, said docking propulsion structure, said alignment guide drive, said alignment guide rod, said second panel and said second connector being disposed on said vertically floating frame, said vertically floating frame being vertically reciprocable to adjust the height position of said second connector.

5. The automatic gas line-joint docking device of claim 4, wherein the adjustment mechanism further comprises a suspension structure suspending the vertical floating frame from the top and capable of driving it to reciprocate in the vertical direction; the two sides of the vertical floating frame are respectively connected with a vertical guide cylinder, a movable bottom plate capable of moving along the horizontal direction is arranged below the vertical floating frame, vertical guide rods corresponding to the vertical guide cylinders are arranged on the movable bottom plate in an upward extending mode, and the vertical guide cylinders are slidably sleeved on the vertical guide rods to guide the vertical movement of the vertical floating frame.

6. The automatic butt-joint device for the gas pipeline joint according to claim 5, wherein a fixed base is disposed below the movable base plate, a rolling linear guide pair is disposed between the movable base plate and the fixed base, the movable base plate can reciprocate along the length direction of the rolling linear guide pair under the action of the rolling linear guide pair, the length direction of the rolling linear guide pair is spatially perpendicular to the axial direction of the second joint and the axial direction of the vertical guide rod, and horizontal return springs capable of pushing the rolling linear guide pair to return are disposed at both ends of the rolling linear guide pair.

7. The automatic docking device for gas line connectors according to claim 6, wherein the rolling linear guide pair comprises a guide rail provided on the fixed base, a guide rail channel capable of sliding along the guide rail is provided on a bottom surface of the movable base plate, the horizontal return springs are respectively connected to two ends of the guide rail channel, the other end of each horizontal return spring is connected to a lead screw head, and each lead screw head is respectively inserted through a lead screw nut seat fixed on the fixed base.

8. The automatic gas line connector butt joint apparatus according to claim 5, wherein the suspension structure comprises a support seat respectively located at the top of each vertical guide rod, each support seat is hinged with a steering sprocket, the steering sprocket is sleeved with a chain, one end of each chain is connected with the vertical floating frame, the other end of each chain is connected with a counterweight, each support seat is further adjustably penetrated with a vertical pull rod, the bottom end of each vertical pull rod is respectively connected with a hanging spring, the bottom end of each hanging spring is connected with the vertical floating frame, and each vertical pull rod and each hanging spring can adjust the initial height of the vertical floating frame.

9. The automatic butt joint device for gas pipeline joints according to claim 8, wherein the supporting base is provided with a through pull rod through hole, the upper part of the vertical pull rod is provided with a pull rod external thread, and a pull rod positioning nut is connected to the position of the vertical pull rod above the pull rod through hole in a threaded manner.

10. The automatic gas line connector docking device of claim 4 wherein said docking propulsion mechanism comprises a propulsion cylinder comprising a propulsion cylinder barrel secured to said vertically floating frame, said propulsion cylinder barrel having a propulsion rod sealingly slidably disposed therein, said propulsion rod having a free end connected to said second panel.

11. The automatic gas line joint docking device according to claim 2, wherein the second joint is provided with a first step portion having an increased diameter, the second panel is provided with a second joint mounting hole having a diameter size larger than an outer diameter size of the second joint; one end of the second joint mounting hole, which is close to the first joint, is provided with a positioning groove with an increased diameter, the end surface of the first step part, which is far away from the first joint, can axially abut against the bottom of the positioning groove, and the aperture size of the positioning groove is larger than the outer diameter size of the first step part; an annular rubber block is further arranged in the positioning groove in a plugging mode, and an annular pressing plate capable of axially abutting and fixing the annular rubber block is connected to the end face of the second panel.