CN210051396U - Gas flow detection metering device - Google PatentsGas flow detection metering device Download PDF
- Publication number
- CN210051396U CN210051396U CN201921263886.3U CN201921263886U CN210051396U CN 210051396 U CN210051396 U CN 210051396U CN 201921263886 U CN201921263886 U CN 201921263886U CN 210051396 U CN210051396 U CN 210051396U
- Prior art keywords
- fixedly connected
- gas flow
- metering device
- Prior art date
- Expired - Fee Related
- 238000001514 detection method Methods 0.000 title abstract description 4
- 230000000694 effects Effects 0.000 claims abstract description 10
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000004642 transportation engineering Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 22
- -1 chemical industry Substances 0.000 description 1
- 238000005039 chemical industry Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000004301 light adaptation Effects 0.000 description 1
- 239000003915 liquefied petroleum gas Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
The utility model relates to the technical field of flowmeters, and discloses a gas flow detection metering device, which comprises a flowmeter body and a middle pipe, wherein the flowmeter body is fixedly connected to the middle part of the middle pipe, the two ends of the middle pipe are both fixedly connected with a first flange, the other side of the first flange is provided with a second flange, and the other side of the second flange is fixedly connected with an external pipeline; one side fixedly connected with inner disc that the second flange is close to first flange, the cover groove has been seted up to one side that intermediate pipe was kept away from to first flange, the other end activity of inner disc is inlayed in the inside of cover groove. The utility model discloses a design of being connected between inner disc and the trepanning and four screens mechanisms has improved the connection compactness between first flange and the second flange to improve the leakproofness of junction, avoid using ordinary flange joint not inseparable and lead to gas leakage, improved the accuracy and transportation security and the conveying efficiency of gas measurement.
The utility model relates to a flowmeter technical field specifically is a gas flow detects metering device.
In industrial production, a gas pipeline is generally adopted to convey gases such as natural gas, artificial gas and liquefied petroleum gas, during the conveying process, a gas flowmeter is needed to measure the gases in the pipeline, the gas flowmeter is a common instrument for measuring the gas flow and is installed in a pipeline to record the amount of the gases flowing through the pipeline, and the gas flowmeter is widely applied to various fields of national economy such as metallurgy, electric power, coal, chemical industry, petroleum, traffic, building, light textile, food, medicine, agriculture, environmental protection, daily life of people and the like.
Most of the existing gas flow meters rely on connecting flanges to be connected with two ends of a pipeline, but the two connecting flanges still have loose connection, and the situation of gas leakage caused by loose connection often occurs.
SUMMERY OF THE UTILITY MODEL
In view of the above problems in the prior art, an aspect of the present invention is to provide a gas flow measuring and metering device.
In order to achieve the purpose, the utility model provides a gas flow detection metering device, including flowmeter body and intermediate pipe, the flowmeter body is fixed to be connected in the middle part of intermediate pipe, the both ends of intermediate pipe are all fixed with first flange, the opposite side of first flange is provided with the second flange, the opposite side of second flange and external pipeline fixed connection;
the utility model discloses a lock nut, including first flange, second flange, intermediate pipe, first flange, second flange and second flange, one side fixedly connected with inner disc that the second flange is close to first flange, the cover groove has been seted up to one side that intermediate pipe was kept away from to first flange, the inside at the cover groove is inlayed in the other end activity of inner disc, be connected with the threaded rod between first flange and the second flange, the both ends of threaded rod extend to the outside and the screw thread of first flange and second flange respectively and have cup jointed lock nut.
Preferably, the inside of interior dish is provided with the screens mechanism that is located the outward flange, the quantity of screens mechanism is four and the center of interior dish is the cross symmetry, the one end of screens mechanism extend to the outside of interior dish and with the inner wall joint of cover groove.
Preferably, screens mechanism is including the cavity of fixed suit inside the inner disc, the inside fixedly connected with dead lever of cavity, the backing ring has been cup jointed in the other end activity of dead lever, the opposite side fixedly connected with screens pipe of backing ring, the bottom and the dead lever activity of screens pipe are cup jointed, the top of screens pipe extends to the outside and the fixedly connected with fixture block of inner disc, the opposite side of fixture block and the inner wall joint of trepanning, the surface movable sleeve of dead lever is equipped with the spring, the both ends of spring respectively with cavity and backing ring fixed connection.
Preferably, the inner wall of the sleeve groove is provided with clamping grooves located inside the first flange, the number of the clamping grooves is four, the clamping grooves are in cross symmetry, and the clamping grooves are connected with the clamping blocks in a clamped mode.
Preferably, the outer edge of the first flange is provided with a through hole communicated with the clamping groove, and the aperture of the through hole is smaller than the inner diameter of the clamping groove.
Preferably, the trepanning that is used for cup jointing the threaded rod is all offered to the inside of first flange, second flange and inner disc, three trepanning is passed in proper order to the one end of threaded rod, the surface of threaded rod contacts and zonulae occludens with the inner wall of trepanning.
Compared with the prior art, the utility model provides a gas flow detects metering device has following beneficial effect:
the utility model discloses a be connected between inner disc and the trepanning, improved the tightness of being connected between first flange and the second flange, utilize the design of four screens mechanisms for the inner disc is tightly inlayed in the inside of first flange, realizes consolidating the connection between first flange and the second flange, has improved the leakproofness of junction, avoids using ordinary flange joint not inseparable and leads to gas leakage, has improved the accuracy and the transportation security and the conveying efficiency of gas measurement.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic sectional structure view of a first flange of the present invention;
FIG. 3 is a schematic side view of the inner plate of the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.
In the figure: 1. a flowmeter body; 2. an intermediate pipe; 3. a first flange; 4. a second flange; 5. an inner disc; 6. sleeving a groove; 7. a threaded rod; 8. locking the nut; 9. a clamping mechanism; 91. a cavity; 92. fixing the rod; 93. a backing ring; 94. a clamping pipe; 95. a clamping block; 96. a spring; 10. a card slot; 11. and a through hole.
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items.
To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.
Referring to fig. 1-4, a gas flow detecting and metering device includes a flowmeter body 1 and a middle pipe 2, wherein the flowmeter body 1 is a conventional gas flowmeter for detecting and metering gas in a pipeline, and belongs to common knowledge in the field, and therefore, the flowmeter body 1 is fixedly connected to the middle of the middle pipe 2, two ends of the middle pipe 2 are both fixedly connected with a first flange 3, the other side of the first flange 3 is provided with a second flange 4, the other side of the second flange 4 is fixedly connected with an external pipeline, and the first flange 3 and the second flange 4 are both stainless steel flanges;
second flange 4 is close to one side fixedly connected with inner disc 5 of first flange 3, first flange 3 has been kept away from one side of intermediate pipe 2 and has been seted up the cover groove 6, the inside at cover groove 6 is inlayed in the other end activity of inner disc 5, be connected with threaded rod 7 between first flange 3 and the second flange 4, the both ends of threaded rod 7 extend to the outside and the screw thread of first flange 3 and second flange 4 respectively and have cup jointed lock nut 8, utilize the connection of inlaying of interior 5 and cover groove 6, make and coincide more between first flange 3 and the second flange 4, be difficult for breaking away from, thereby improve and connect the compactness.
The inner part of the inner disc 5 is provided with clamping mechanisms 9 positioned at the outer edge, the number of the clamping mechanisms 9 is four, the clamping mechanisms 9 are in cross symmetry with the center of the inner disc 5, one end of each clamping mechanism 9 extends to the outer part of the inner disc 5 and is clamped with the inner wall of the sleeve groove 6, each clamping mechanism 9 comprises a cavity 91 fixedly sleeved in the inner part of the inner disc 5, a fixed rod 92 is fixedly connected in the cavity 91, a backing ring 93 is movably sleeved at the other end of the fixed rod 92, a clamping pipe 94 is fixedly connected at the other side of the backing ring 93, the bottom end of the clamping pipe 94 is movably sleeved with the fixed rod 92, the top end of the clamping pipe 94 extends to the outer part of the inner disc 5 and is fixedly connected with a clamping block 95, the other side of the clamping block 95 is clamped with the inner wall of the sleeve groove 6, a spring 96 is movably sleeved on the outer surface of the fixed rod 92, the two ends of the spring 96 are respectively fixedly, screens pipe 94 is worn out and mutual swing joint from the movable hole, it moves down to drive screens pipe 94 through fixture block 95, make screens pipe 94 drive backing ring 93 move down along dead lever 92, extrude spring 96, utilize spring 96 to take place the produced reverse effort of elastic deformation, realize the joint between fixture block 95 and the 6 inner walls of trepanning and break away from, be convenient for peg graft and part between inner disc 5 and the first flange 3, thereby make things convenient for dismouting and later maintenance to overhaul, convenient to popularize and use.
The draw-in groove 10 that is located first flange 3 inside is seted up to the inner wall of trepanning 6, the quantity of draw-in groove 10 is four and is the cross symmetry, draw-in groove 10 and fixture block 95 joint, fixture block 95 is the hemisphere face design towards one side of trepanning 6 inner wall, draw-in groove 10 position hemisphere recess and with fixture block 95 mutual adaptation, the through-hole 11 that is linked together with draw-in groove 10 is seted up to the outward flange of first flange 3, the aperture of through-hole 11 is less than the internal diameter of draw-in groove 10, utilize the design of through-hole 11, be convenient for from external inside fixture block 95 of extrusion draw-in.
First flange 3, the trepanning that is used for cup jointing threaded rod 7 is all offered to the inside of second flange 4 and inner disc 5, three trepanning is passed in proper order to the one end of threaded rod 7, the surface of threaded rod 7 contacts and zonulae occludens with the inner wall of trepanning, utilize threaded rod 7 to cross first flange 3, second flange 4 and inner disc 5, be favorable to improving the connection compactness between the three, avoid the emergence of the gas leakage condition, both improved the measurement accuracy, the security of conveying efficiency and transportation has still been improved.
Those not described in detail in this specification are within the skill of the art.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
1. The utility model provides a gas flow detects metering device, includes flowmeter body (1) and intermediate pipe (2), its characterized in that: the flowmeter body (1) is fixedly connected to the middle part of the middle pipe (2), two ends of the middle pipe (2) are fixedly connected with first flanges (3), a second flange (4) is arranged on the other side of the first flanges (3), and the other side of the second flange (4) is fixedly connected with an external pipeline;
second flange (4) are close to one side fixedly connected with inner disc (5) of first flange (3), grooving (6) have been seted up to one side that intermediate tube (2) were kept away from in first flange (3), the inside at grooving (6) is inlayed in the other end activity of inner disc (5), be connected with threaded rod (7) between first flange (3) and second flange (4), the both ends of threaded rod (7) extend to the outside and the screw thread of first flange (3) and second flange (4) respectively and have cup jointed lock nut (8).
2. The gas flow rate detecting and metering device according to claim 1, wherein: the inside of interior dish (5) is provided with screens mechanism (9) that are located the outward flange, the quantity of screens mechanism (9) is four and is the cross symmetry at the center of interior dish (5), the one end of screens mechanism (9) extend to the outside of interior dish (5) and with the inner wall joint of trepanning (6).
3. The gas flow rate detecting and metering device according to claim 2, wherein: screens mechanism (9) including cavity (91) of fixed suit in inner disc (5) inside, the inside fixedly connected with dead lever (92) of cavity (91), backing ring (93) have been cup jointed in the other end activity of dead lever (92), opposite side fixedly connected with screens pipe (94) of backing ring (93), the bottom and the dead lever (92) activity of screens pipe (94) are cup jointed, the top of screens pipe (94) extends to outside and fixedly connected with fixture block (95) of inner disc (5), the opposite side of fixture block (95) and the inner wall joint of trepanning (6), the surface activity cover of dead lever (92) is equipped with spring (96), the both ends of spring (96) respectively with cavity (91) and backing ring (93) fixed connection.
4. The gas flow rate detecting and metering device according to claim 1, wherein: the inner wall of the sleeve groove (6) is provided with clamping grooves (10) located inside the first flange (3), the number of the clamping grooves (10) is four, the clamping grooves are in cross symmetry, and the clamping grooves (10) are connected with the clamping blocks (95) in a clamped mode.
5. The gas flow rate detecting and metering device according to claim 1, wherein: the outer edge of the first flange (3) is provided with a through hole (11) communicated with the clamping groove (10), and the aperture of the through hole (11) is smaller than the inner diameter of the clamping groove (10).
6. The gas flow rate detecting and metering device according to claim 1, wherein: the inside of first flange (3), second flange (4) and inner disc (5) all offers the trepanning that is used for cup jointing threaded rod (7), three trepanning is passed in proper order to the one end of threaded rod (7), the surface of threaded rod (7) contacts and zonulae occludens with the inner wall of trepanning.
Priority Applications (1)
|Application Number||Priority Date||Filing Date||Title|
|CN201921263886.3U CN210051396U (en)||2019-08-06||2019-08-06||Gas flow detection metering device|
Applications Claiming Priority (1)
|Application Number||Priority Date||Filing Date||Title|
|CN201921263886.3U CN210051396U (en)||2019-08-06||2019-08-06||Gas flow detection metering device|
|Publication Number||Publication Date|
|CN210051396U true CN210051396U (en)||2020-02-11|
Family Applications (1)
|Application Number||Title||Priority Date||Filing Date|
|CN201921263886.3U Expired - Fee Related CN210051396U (en)||2019-08-06||2019-08-06||Gas flow detection metering device|
Country Status (1)
|CN (1)||CN210051396U (en)|
- 2019-08-06 CN CN201921263886.3U patent/CN210051396U/en not_active Expired - Fee Related
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|CF01||Termination of patent right due to non-payment of annual fee|
|CF01||Termination of patent right due to non-payment of annual fee||
Granted publication date: 20200211
Termination date: 20200806