CN110255879B - Pipeline locking mechanism and pipeline and roller synchronous rotating device - Google Patents
Pipeline locking mechanism and pipeline and roller synchronous rotating device Download PDFInfo
- Publication number
- CN110255879B CN110255879B CN201910574642.5A CN201910574642A CN110255879B CN 110255879 B CN110255879 B CN 110255879B CN 201910574642 A CN201910574642 A CN 201910574642A CN 110255879 B CN110255879 B CN 110255879B
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- Prior art keywords
- pipeline
- locking
- section
- roller
- matched
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- 230000007246 mechanism Effects 0.000 title claims abstract description 25
- 230000001360 synchronised effect Effects 0.000 title claims description 25
- 238000001125 extrusion Methods 0.000 claims abstract description 27
- 210000001503 joint Anatomy 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000498 cooling water Substances 0.000 description 23
- 238000005520 cutting process Methods 0.000 description 12
- 238000003825 pressing Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000011521 glass Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B25/00—Annealing glass products
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
- C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
- C03B35/16—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by roller conveyors
- C03B35/18—Construction of the conveyor rollers ; Materials, coatings or coverings thereof
Abstract
The invention discloses a pipeline locking mechanism which comprises a locking clamping sleeve and a locking clamp which are matched with each other, wherein the locking clamping sleeve is sleeved on a first pipeline, the locking clamp is arranged in a second pipeline, the locking clamping sleeve sequentially comprises an external thread section and a locking section, the locking clamp sequentially comprises an internal thread section matched with the external thread section and an extrusion section matched with the locking section, and threads for connecting with the second pipeline are further arranged on the outer circumference of the locking clamp. According to the pipeline locking mechanism, the threads on the outer circumference of the locking clamp are matched with the second pipeline to lock the locking clamp and the second pipeline, the extrusion section and the locking section are provided with the inclined planes which are matched with each other, the locking section is inwards expanded through extrusion between the inclined planes to lock the locking clamp sleeve and the first pipeline, and then the external thread section and the internal thread section are matched to fasten the locking clamp sleeve and the locking clamp sleeve, so that the operation is simple, and the locking effect is good.
Description
Technical Field
The patent relates to the technical field of pipeline equipment, and in particular relates to a pipeline locking mechanism and a pipeline and roller synchronous rotating device comprising the pipeline locking mechanism.
Background
In the prior art, in the production process of glass, a plurality of hollow rollers are arranged on a transition roller table of an annealing kiln, and a circulating cooling water pipe is arranged in each roller in a penetrating manner to cool the rollers. The cooling water pipe is fixed, the roller always rotates, and a gap of 1cm is formed between the water pipe and the inner wall of the roller. However, the temperature of the roller is higher and is about 300 ℃, so that the cooling water pipe is bent and deformed after long-time use, the middle position is easy to sag and bend due to gravity, vibration is generated by friction with the inner wall of the roller when the deformation exceeds 1cm, the water pipe is worn out after long-time friction, the roller is rapidly cooled after water leakage, and the glass plate surface is poor in batches.
Once the cooling water pipe is worn out and leaked, on-line maintenance is difficult, the personnel maintenance environment is bad, and long-time batch loss is caused. The prior method is to replace the cooling water pipe by using the opportunity of brick replacement. However, the cooling water pipe is still inevitably bent and deformed in such a way, the replacement period is not fixed, basically more than half a year, the cooling water pipe starts to deform in three months, and the labor and financial resources are wasted in replacing the cooling water pipe, so that the production cost is increased.
Disclosure of Invention
In view of the above, in order to solve the problems in the prior art, the invention provides a pipeline locking mechanism, which can lock two pipelines, so that synchronous rotation between the two pipelines can be realized, the locking effect is good, and the operation is convenient.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a pipeline locking mechanism for lock between first pipeline and the second pipeline, including locking cutting ferrule and the locking clamp that mutually support, locking cutting ferrule and locking clamp coaxial setting, locking cutting ferrule cover is established on the first pipeline, the locking clamp sets up in the second pipeline, locking cutting ferrule includes external screw thread section and locking section in proper order, locking clamp include in proper order with external screw thread section matched with internal screw thread section and with locking section matched with extrusion section, extrusion section be used for with locking section inwards extrudees, still be provided with on the locking clamp outer circumference be used for with the screw thread that the second pipeline is connected. Through setting up locking cutting ferrule and the locking clamp that mutually supports between first pipeline and second pipeline, when first pipeline and second pipeline realize locking, the screw thread on the outer circumference on the locking clamp cooperates with the second pipeline and realizes the locking of locking clamp and second pipeline, extrusion section and locking section have the inclined plane of mutually supporting, the extrusion through between the inclined plane is inwards expanded the locking section and is realized the locking of locking cutting ferrule and first pipeline, the cooperation between rethread external screw thread section and the internal screw thread section realizes the fastening between locking cutting ferrule and the locking clamp, and then realize the locking between first pipeline and the second pipeline through locking clamp and locking cutting ferrule, and easy operation, the locking is effectual.
Preferably, the inclined surface of the locking section faces the second pipe, and the inclined surface of the pressing section faces the first pipe. The inclined plane of locking section and the inclined plane of extrusion section mutually support, when two inclined planes contact, extrusion section produces the extrusion effect to the locking section for the inwards extension of locking section, and then locking first pipeline and locking cutting ferrule.
More preferably, when the locking clamp and the locking clamp sleeve are horizontally placed, the included angle between the inclined plane of the extrusion section and the horizontal plane is larger than or equal to the included angle between the inclined plane of the locking section and the horizontal plane, namely, the two inclined planes are parallel or the inclined plane of the extrusion section is steeper than the inclined plane of the locking section, so that when the extrusion section is in contact with the locking section, the extrusion section extrudes the locking section outwards to achieve the purpose of locking the first pipeline and the locking clamp sleeve.
Further preferably, when the locking clamp and the locking clamp sleeve are placed horizontally, the included angle between the inclined surface of the pressing section and the horizontal plane is 15-25 degrees, and the included angle between the inclined surface of the locking section and the horizontal plane is 5-15 degrees. Preferably, the included angle between the inclined surface of the extrusion section and the horizontal plane is 15-20 degrees, and the included angle between the inclined surface of the locking section and the horizontal plane is 15 degrees.
Preferably, a first limit nut is arranged on the locking clamping sleeve, the first limit nut is arranged on one side, away from the locking section, of the external thread section, a second limit nut matched with the first limit nut is arranged on the locking clamping sleeve, and the second limit nut is arranged on one side, close to the locking clamping sleeve, of the locking clamping sleeve. Through mutually supporting between first spacer nut and the second spacer nut, the depth of connection between control locking cutting ferrule and the locking clamp prevents to screw in too much between locking cutting ferrule and the locking clamp and leads to producing the harm to pipeline or equipment.
Preferably, the locking section is provided with notches, and the notches are uniformly distributed. The notch is arranged in order that the locking section is not restricted when being expanded, and the expansion can be performed to a greater extent.
Preferably, the first pipe is coaxially arranged with the second pipe, i.e. the axis line coincides, the diameter of the first pipe is smaller than the diameter of the second pipe, and the first pipe is penetratingly arranged in the second pipe, i.e. the first pipe with a relatively smaller diameter is accommodated in the second pipe with a relatively larger diameter.
More preferably, the locking ferrule and the locking clip are mounted at one end of the first pipe and the second pipe, and the pipe locking mechanism further comprises a limiting device mounted at the other end of the first pipe and the second pipe, so as to further fix and limit the position between the first pipe and the second pipe.
Further preferably, the limiting device comprises a limiting nut, the limiting nut is fixed on the second pipeline, the inner diameter of the limiting nut is matched with the first pipeline, and the outer diameter of the limiting nut is matched with the second pipeline. The limit nut is fixed on the second pipeline and is in threaded connection with the second pipeline.
The invention also provides a synchronous rotation device of the pipeline and the roller, which comprises the roller and the pipeline which are coaxially arranged, wherein the diameter of the pipeline is smaller than that of the roller, the pipeline is arranged in the roller in a penetrating way, the pipeline is longer than the roller, shaft heads are arranged at two ends of the roller, a rotary supporting device is arranged at the end part of the pipeline, the rotary supporting device comprises a rotary joint, an external thread joint arranged on the rotary joint and a butt joint nut connected between the external thread joint and the pipeline, the butt joint nut is used for connecting the external thread joint and the pipeline, and the pipeline locking mechanism is arranged at the connecting part of the shaft heads and the pipeline.
The pipeline is equivalent to the first pipeline, the roller is equivalent to the second pipeline, the pipeline runs through and sets up in the roller, locks roller and pipeline through pipeline locking mechanism for the roller drives pipeline synchronous rotation. One end of the pipeline connected with the shaft head of the roller is provided with a locking clamping sleeve and a locking clamp which are matched with each other, and the other end of the pipeline connected with the shaft head of the roller is provided with a limit nut. The two ends of the pipeline are connected with rotary joints through butt nuts, the rotary joints are provided with external thread joints, the external thread joints are in threaded connection with the butt nuts, and the butt nuts are in threaded connection with the pipeline. When the roller drives the pipeline to synchronously rotate, the locking clamping sleeve, the locking clamp, the limiting nut and the butt nuts and the external thread joints at two ends of the pipeline synchronously rotate.
Compared with the prior art, the invention has the following advantages: the pipeline locking mechanism is reasonable in structural design, the locking clamping sleeve and the locking clamp are matched with each other, when the first pipeline and the second pipeline are locked, threads on the outer circumference of the locking clamp are matched with the second pipeline to lock the locking clamp and the second pipeline, the extrusion section and the locking section are provided with inclined planes matched with each other, the locking section is inwards expanded to lock the locking clamping sleeve and the first pipeline through extrusion between the inclined planes, and then the locking clamping sleeve and the locking clamp are fastened through matching between the external thread section and the internal thread section, so that the first pipeline and the second pipeline can synchronously rotate through the locking clamp and the locking clamping sleeve, and the pipeline locking mechanism is simple to operate and good in locking effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of a synchronous rotation device for a pipe and a roller in a preferred embodiment of the present invention;
FIG. 2 is an exploded view of the tube and roller synchronous rotation device of FIG. 1;
FIG. 3 is an exploded view of a further view of the synchronous rotation device of the pipe and the roller according to the preferred embodiment of the present invention;
FIG. 4 is a schematic view of the synchronous rotation device of the pipeline and the roller in practical use according to the preferred embodiment of the invention;
FIG. 5 is a perspective view of a swivel joint in a synchronous rotation device for pipes and rollers according to a preferred embodiment of the present invention;
FIG. 6 is a perspective view of a stop nut in a synchronous rotation device for pipes and rollers according to a preferred embodiment of the present invention;
FIG. 7 is a perspective view of a docking nut in a tube and roller synchronous turning device in accordance with a preferred embodiment of the present invention;
FIG. 8 is a perspective view of a locking ferrule in a tube and roller synchronous turning device in accordance with a preferred embodiment of the present invention;
FIG. 9 is a side view of a locking ferrule in a tube and roller synchronous turning device in accordance with a preferred embodiment of the present invention;
FIG. 10 is a cross-sectional view of A-A of FIG. 9;
FIG. 11 is a perspective view of a locking clip in a synchronous rotation device for pipes and rollers according to a preferred embodiment of the present invention;
FIG. 12 is a side view of a locking clip in a synchronous rotation device for pipes and rollers according to a preferred embodiment of the present invention;
FIG. 13 is a cross-sectional view of B-B of FIG. 12;
FIG. 14 is a perspective view of the locking clip engaged with the locking ferrule of the synchronous rotation device for pipes and rollers according to the preferred embodiment of the present invention;
FIG. 15 is a side view of a locking clip engaged with a locking ferrule in a synchronous rotation device for tubing and rollers according to a preferred embodiment of the present invention;
FIG. 16 is a cross-sectional view of C-C of FIG. 15;
Wherein: the pipe joint comprises a support frame-1, a pipe-2, a roller-3, a shaft head-31, a rotary joint-4, an external thread joint-41, a water inlet pipe-42, a limit nut-5, a butt nut-6, a locking clamping sleeve-7, a first limit nut-71, an external thread section-72, a locking section-73, a locking clamp-8, a second limit nut-81, an internal thread section-82, an extrusion section-83 and a notch-9.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
Referring to fig. 1 to 16, the pipe and roller synchronous rotation device of the present embodiment includes a roller 3 and a pipe 2 coaxially provided, the diameter of the pipe 2 is smaller than that of the roller 3, the pipe 2 is penetratingly provided in the roller 3, the pipe 2 is longer than the roller 3, both ends of the roller 3 are provided with a shaft head 31, the end of the pipe 2 is provided with a rotary support device, the rotary support device includes a rotary joint 4, an external thread joint 41 provided on the rotary joint 4, a butt nut 6 connecting the external thread joint 41 and the pipe 2, and a pipe locking mechanism is provided at a place where the shaft head 31 is connected with the pipe 2.
The pipeline locking mechanism in this embodiment is used for locking between the pipeline 2 and the roller 3 so as to realize synchronous rotation, and comprises a locking clamping sleeve 7 and a locking clamping hoop 8 which are matched with each other, wherein the locking clamping sleeve 7 is sleeved on the pipeline 2, the locking clamping hoop 8 is arranged in a shaft head 31 of the roller 3, the locking clamping sleeve 7 sequentially comprises a first limit nut 71, an external thread section 72 and a locking section 73, as shown in fig. 8-10 and fig. 14-16, the locking clamping hoop 8 sequentially comprises a second limit nut 81, an internal thread section 82 matched with the external thread section 72 and an extrusion section 83 matched with the locking section 73, as shown in fig. 11-16, the inclined surface of the locking section 73 faces the roller 3, and the inclined surface of the extrusion section 83 faces the pipeline 2. The locking clamp sleeve 7 is provided with a first limit nut 71, the first limit nut 71 is arranged on one side of the external thread section 72, which is far away from the locking section 73, the locking clamp 8 is provided with a second limit nut 81 matched with the first limit nut 71, and the second limit nut 81 is arranged on one side of the locking clamp 8, which is close to the locking clamp sleeve 7. Through the mutual cooperation between the first limit nut 71 and the second limit nut 81, the connection depth between the locking clamping sleeve 7 and the locking clamp 8 is controlled, and the locking clamping sleeve 7 and the locking clamp 8 are prevented from being too much screwed in, so that damage to a pipeline or equipment is prevented.
Wherein the pressing section 83 is used to press the locking section 73 inwardly. The pressing section 83 and the locking section 73 are provided with mutually matched inclined planes, and the locking section 73 is inwards expanded by pressing between the inclined planes to lock the locking clamping sleeve 7 and the pipeline 2. The locking section 73 is provided with notches 9, and the notches 9 are uniformly distributed. The notch 9 is provided to allow the locking section 73 to be expanded to a greater extent without being bound.
Specifically, when the locking clamp 8 and the locking clamp sleeve 7 are placed horizontally, the included angle β between the inclined surface of the pressing section 83 and the horizontal plane is greater than or equal to the included angle α between the inclined surface of the locking section 73 and the horizontal plane, so that when the pressing section 83 contacts with the locking section 73, the pressing section 83 presses the locking section 73 inwards to achieve the purpose of locking the pipeline 2 and the locking clamp sleeve 7.
As shown in fig. 10, 13 and 16, when the locking collar 8 and the locking collar 7 are placed horizontally, the angle β between the inclined surface of the pressing section 83 and the horizontal plane is 15-25 °, and the angle α between the inclined surface of the locking section 73 and the horizontal plane is 5-15 °. In this embodiment, the inclined surface of the pressing section 83 forms an angle of 15 ° with the horizontal plane, and the inclined surface of the locking section 73 forms an angle of 15 ° with the horizontal plane.
The pipeline 2 penetrates through the roller 3, and the roller 3 and the pipeline 2 are locked through the pipeline locking mechanism, so that the roller 3 drives the pipeline 2 to synchronously rotate. The one end that pipeline 2 is connected with the spindle nose 31 of roller 3 is provided with locking cutting ferrule 7 and locking clamp 8 that mutually support, and the other end that pipeline 2 is connected with the spindle nose 31 of roller 3 is provided with stop nut 5. The two ends of the pipeline 2 are connected with rotary joints 4 through butt nuts 6, the rotary joints 4 are provided with external thread joints 41, the external thread joints 41 are in threaded connection with the butt nuts 6, and the butt nuts 6 are also in threaded connection with the pipeline 2. When the roller 3 drives the pipeline 2 to synchronously rotate, the locking clamping sleeve 7, the locking clamp 8, the limiting nut 5, the butt nuts 6 at the two ends of the pipeline 2 and the external thread connector 41 synchronously rotate.
As shown in fig. 1-3, in this embodiment, the locking ferrule 7 and the locking clip 8 are mounted at one end of the pipe 2 connected to the roller 3, and the pipe locking mechanism further includes a limiting device mounted at the other end of the pipe 2 connected to the roller 3, so as to further fix and limit the position between the pipe 2 and the roller 3. The limiting device comprises a limiting nut 5, the limiting nut 5 is fixed on the roller 3, the inner diameter of the limiting nut 5 is matched with the pipeline 2, and the outer diameter of the limiting nut 5 is matched with the roller 3. The limit nut 5 is fixed on the roller 3 and is in threaded connection with the roller 3. In this embodiment, the inner diameter of the limit nut 5 is slightly larger than the outer diameter of the pipe 2, and a certain space is reserved for expansion with heat and contraction with cold of the pipe 2.
The pipe 2 in this embodiment is a first pipe, which may be a cooling water pipe for cooling the roller 3 in actual use; the roller 3 is a second pipe with a diameter larger than the cooling water pipe. The swivel joint 4 has a water inlet pipe 42 for feeding cooling water into the cooling water pipe. The outer shell part of the rotary joint 4 is stationary and the inner core part rotates synchronously with the cooling water pipe, which is of conventional design in the art.
As shown in fig. 4, in specific use, a cooling water pipe correspondingly penetrates through each roller 3, rotary joints 4 are arranged at two ends of the cooling water pipe, and a set of locking mechanism is arranged between each roller 3 and the cooling water pipe. The shaft heads 31 of the rollers 3 are arranged on the support frame 1, and a plurality of pipelines 2 are arranged in parallel with the synchronous rotation device of the rollers 3.
The pipeline locking mechanism is reasonable in structural design, the locking clamping sleeve and the locking clamp are matched with each other, when the first pipeline and the second pipeline are locked, threads on the outer circumference of the locking clamp are matched with the second pipeline to lock the locking clamp and the second pipeline, the extrusion section and the locking section are provided with inclined planes matched with each other, the locking section is inwards expanded to lock the locking clamping sleeve and the first pipeline through extrusion between the inclined planes, and then the locking clamping sleeve and the locking clamp are fastened through matching between the external thread section and the internal thread section, so that the first pipeline and the second pipeline can synchronously rotate through the locking clamp and the locking clamping sleeve, and the pipeline locking mechanism is simple to operate and good in locking effect.
The pipeline and roller synchronous rotation device adopting the pipeline locking mechanism is used, the cooling water pipe and the roller are in expansion connection, synchronous rotation of the cooling water pipe and the roller is guaranteed, friction and water leakage caused by deformation of the cooling water pipe are eliminated, and the cooling water pipe is connected with the water supply device through the rotary joint so that the cooling water pipe and the roller can be synchronously rotated; on-line maintenance of water leakage caused by deformation friction of the cooling water pipe can not occur any more; the abnormal phenomenon that the glass is bad in batch because the cooling water pipe deforms and rubs to generate water leakage does not occur any more.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the present invention and to implement the same, but are not intended to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (3)
1. The pipeline locking mechanism is used for locking a first pipeline and a second pipeline and enabling the first pipeline and the second pipeline to synchronously rotate, and is characterized by comprising a locking clamping sleeve and a locking clamp which are matched with each other, wherein the locking clamping sleeve and the locking clamp are coaxially arranged, the locking clamping sleeve is sleeved on the first pipeline, the locking clamp is arranged in the second pipeline, the locking clamping sleeve sequentially comprises an external thread section and a locking section, the locking clamp sequentially comprises an internal thread section matched with the external thread section and an extrusion section matched with the locking section, the extrusion section is used for inwards extruding the locking section, and threads matched with the inner diameter of the second pipeline are arranged on the outer circumference of the locking clamp;
The inclined surface of the locking section faces the second pipeline, and the inclined surface of the extrusion section faces the first pipeline; the included angle between the inclined surface of the extrusion section and the horizontal plane is larger than or equal to the included angle between the inclined surface of the locking section and the horizontal plane; the included angle between the inclined surface of the extrusion section and the horizontal plane is 15-25 degrees, and the included angle between the inclined surface of the locking section and the horizontal plane is 5-15 degrees; the locking clamp sleeve is provided with a first limit nut, the first limit nut is arranged on one side of the external thread section, which is far away from the locking section, the locking clamp sleeve is provided with a second limit nut matched with the first limit nut, and the second limit nut is arranged on one side of the locking clamp sleeve, which is close to the locking clamp sleeve; the locking section is provided with a notch;
The locking clamping sleeve and the locking clamp are arranged at one end of the first pipeline connected with the second pipeline, and the pipeline locking mechanism further comprises a limiting device arranged at the other end of the first pipeline connected with the second pipeline; the limiting device comprises a limiting nut, the limiting nut is fixed on the second pipeline, the inner diameter of the limiting nut is matched with the first pipeline, and the outer diameter of the limiting nut is matched with the second pipeline.
2. The pipe locking mechanism of claim 1, wherein the axes of the first and second pipes coincide, the diameter of the first pipe is smaller than the diameter of the second pipe, and the first pipe is threaded into the second pipe.
3. The utility model provides a pipeline and roller synchronous rotation device, includes coaxial roller and the pipeline that sets up, the diameter of pipeline is less than the diameter of roller, the pipeline runs through and sets up in the roller, the pipeline is longer than the roller, the both ends of roller have the spindle nose, its characterized in that, the tip of pipeline is provided with rotatory strutting arrangement, rotatory strutting arrangement includes rotary joint, sets up the external thread joint on the rotary joint, connect the external thread joint with butt joint nut between the pipeline, butt joint nut is used for connecting external thread joint with the pipeline, the spindle nose is provided with the pipeline locking mechanism of any one of claims 1-2 with the place that the pipeline is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910574642.5A CN110255879B (en) | 2019-06-28 | 2019-06-28 | Pipeline locking mechanism and pipeline and roller synchronous rotating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910574642.5A CN110255879B (en) | 2019-06-28 | 2019-06-28 | Pipeline locking mechanism and pipeline and roller synchronous rotating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110255879A CN110255879A (en) | 2019-09-20 |
| CN110255879B true CN110255879B (en) | 2024-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910574642.5A Active CN110255879B (en) | 2019-06-28 | 2019-06-28 | Pipeline locking mechanism and pipeline and roller synchronous rotating device |
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| Country | Link |
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| CN (1) | CN110255879B (en) |
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