CN214171091U - Injecting glue nut of shutoff is pressed with area to LNG transport ship liquid cargo pump flange leakage - Google Patents
Injecting glue nut of shutoff is pressed with area to LNG transport ship liquid cargo pump flange leakage Download PDFInfo
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- CN214171091U CN214171091U CN202121850496.3U CN202121850496U CN214171091U CN 214171091 U CN214171091 U CN 214171091U CN 202121850496 U CN202121850496 U CN 202121850496U CN 214171091 U CN214171091 U CN 214171091U
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Abstract
The utility model provides a LNG transport ship liquid cargo pump flange leaks with injecting glue nut of area pressure shutoff relates to natural gas leakage shutoff technical field, including being used for installing the nut body on the flange bolt, the internal thread hole that link up about the middle part of nut body is seted up, the nut body outside is provided with attach fitting, the inside injecting glue passageway that link up that is provided with of attach fitting, injecting glue passageway is linked together with the internal thread hole, the inside wall in internal thread hole is provided with annotates the agent groove, the upper end and the injecting glue passageway intercommunication in notes agent groove, the lower extreme in notes agent groove extends to the bottom of nut body, this injecting glue nut required precision after improving reduces, and then not only can greatly reduce manufacturing cost, the commonality is stronger, and it is more convenient to operate, high efficiency.
Description
Technical Field
The utility model relates to a natural gas leakage shutoff technical field especially relates to a liquid cargo pump flange of LNG transport ship leaks with injecting glue nut of pressing the shutoff.
Background
The applicant applies for a plugging device suitable for flange leakage of a liquid cargo pump of a small-sized LNG transport ship in 2021, 03 and 08, the publication number of which is CN212921889U, which is authorized in 2021, 04 and 09, discloses a plugging device suitable for flange leakage of a liquid cargo pump of a small-sized LNG transport ship, which comprises glue injection nuts arranged on flange bolts, the glue injection nuts are connected with a pressure pump through a high-pressure pipe, and low-temperature pressurized plugging rubber rods are arranged in the pressure pump; the glue injection nut comprises a nut body provided with an internal thread hole, and the internal thread hole is not communicated at the top of the nut body but communicated at the bottom; the top of the nut body is provided with a connecting joint, and a glue injection channel communicated to the internal thread hole is arranged inside the connecting joint; the side wall of the internal thread hole is provided with at least one agent injection groove, and the agent injection groove extends from the top end of the internal thread hole to the bottom end. The utility model discloses can realize the quick shutoff of leakage under the condition of not demolising the flange, it has other components and the flange to have solved small-size LNG transport ship liquid cargo pump flange department and is not level and smooth structure completely, can't utilize anchor clamps to carry out the difficult problem of whole shutoff in the flange outside.
Due to the special structure of the glue injection nut, the production cost of the glue injection nut is high, for example, the height of the internal thread hole needs to be matched with the flange bolt, but the actually installed flange bolt has various specifications, and after the glue injection nut is installed on a liquid cargo pump flange, the length of the bolt segment matched with the nut on the flange bolt has small deviation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome exist among the prior art not enough, provide a LNG transport vechicle liquid cargo pump flange and leak with injecting glue nut of pressing the shutoff in area.
The utility model discloses a realize through following technical scheme: the utility model provides a LNG transport ship liquid cargo pump flange is leaked with injecting glue nut of area pressure shutoff, including being used for installing the nut body on the flange bolt, the internal thread hole that link up from top to bottom is seted up at the middle part of nut body, internal thread hole and flange bolt looks adaptation, the nut body outside is provided with attach fitting, attach fitting passes through the connecting tube and is connected with the force (forcing) pump, the inside injecting glue passageway that link up that is provided with of attach fitting, the injecting glue passageway is linked together with the internal thread hole, the inside wall in internal thread hole is provided with annotates the agent groove, the upper end and the injecting glue passageway intercommunication in notes agent groove, the lower extreme in notes agent groove extends to the bottom of nut body.
According to the technical scheme, preferably, the agent injection groove is concave relative to the side wall of the internal thread hole.
According to the above technical solution, preferably, the connection joint is disposed along a radial direction of the nut body.
According to the technical scheme, preferably, the glue injection channel is arranged along the radial direction of the nut body.
According to the above technical solution, preferably, the injection groove is disposed along an axial direction of the nut body.
According to the technical scheme, preferably, the nut body and the connecting joint are integrally formed.
The utility model has the advantages that:
(1) the utility model discloses an improve injecting glue nut structure for the internal thread hole of nut body link up from top to bottom, compare in original semi-closed internal thread hole, injecting glue nut can very big reduction processing cost after improving;
(2) the through internal thread hole is matched with the flange bolt, so that the glue injection nut can be suitable for various flange bolts with uniform diameters but different lengths, and the universality is enhanced;
(3) the utility model greatly shortens the axial length of the glue injection nut, not only can reduce the manufacturing cost, but also greatly adapts to the limited installation space of the liquid cargo pump flange and reduces the installation difficulty;
(4) because the injecting glue passageway communicates with notes agent groove from the side of nut body, and annotates the upper end and the injecting glue passageway intercommunication in agent groove, annotate the lower extreme in agent groove and extend to the bottom of nut body, consequently when there is the deviation in the installation of flange bolt, do not have flange bolt shutoff injecting glue passageway or extravagant serious problem for the injecting glue is more convenient, high-efficient.
Drawings
Fig. 1 shows a schematic structural view of a glue injection nut according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
fig. 3 shows a schematic view of a usage state of the glue injection nut according to the present invention.
In the figure: 1. a nut body; 2. an internally threaded bore; 3. connecting a joint; 4. a glue injection channel; 5. an agent injection groove; 6. a liquid cargo pump flange; 7. a flange bolt; 8. a booster pump.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.
As shown in the figure, the utility model provides a LNG transport ship liquid cargo pump flange leaks with injecting glue nut of area pressure shutoff, including being used for installing nut body 1 on flange bolt 7, the internal thread hole 2 that link up about nut body 1's middle part is seted up, internal thread hole 2 and flange bolt 7 looks adaptation, 1 outside of nut body is provided with attach fitting 3, attach fitting 3 passes through the connecting tube and is connected with force (forcing) pump 8, the inside injecting glue passageway 4 that link up that is provided with of attach fitting 3, injecting glue passageway 4 is linked together with internal thread hole 2, the inside wall of internal thread hole 2 is provided with injection groove 5, the upper end and the injecting glue passageway 4 intercommunication in injection groove 5, the lower extreme in injection groove 5 extends to nut body 1's bottom, injection groove 5 is for the lateral wall indent of internal thread hole 2.
The working process is as follows:
the glue injection nut of the embodiment replaces the original common nut and is arranged on the flange bolt 7 of the liquid cargo pump flange 6, and the glue injection nut is rotated until the bottom end of the glue injection nut is tightly propped against the liquid cargo pump flange 6; the connector 3 is connected with the pressure pump 8 through a connecting pipeline, the pressure leaking stoppage glue stick is installed in the pressure pump 8, the pressure leaking stoppage glue enters the inner threaded hole 2 through the glue injection channel 4 under the pressure through the pressurizing effect of the pressure pump 8, the pressure leaking stoppage glue is injected into the inner gap of the liquid cargo pump flange 6 along the injection groove 5 on the inner side wall of the inner threaded hole 2 under the pressure, and the purpose of plugging the liquid cargo pump flange 6 in a leaking mode is achieved.
According to the above embodiment, preferably, the connecting joint 3 is arranged along the radial direction of the nut body 1, the axial length of the glue injection nut is shortened through structural improvement, the manufacturing cost can be reduced, the limited installation space of the liquid cargo pump flange 6 is greatly adapted, and the installation difficulty is reduced.
Further, the glue injection channel 4 is arranged along the radial direction of the nut body 1, and the central axis of the glue injection channel 4 coincides with the central axis of the connecting joint 3.
Further, annotate the axial setting of agent groove 5 along nut body 1, shorten the length of annotating agent groove 5, not only can reduce and annotate the resistance that the stifled glue of area pressure in the agent groove 5, can also reduce the quantity of the stifled glue of area pressure.
Further, nut body 1 and attach fitting 3 integrated into one piece set up, and then strengthen the bulk strength of injecting glue nut.
The utility model has the advantages that:
(1) the utility model improves the structure of the glue injection nut, so that the internal thread hole 2 of the nut body 1 is communicated up and down, and compared with the original semi-closed internal thread hole 2, the improved glue injection nut can greatly reduce the processing cost;
(2) the through internal thread hole 2 is matched with the flange bolt 7, so that the glue injection nut can be suitable for various flange bolts 7 with uniform diameters and different lengths, and the universality is enhanced;
(3) the utility model greatly shortens the axial length of the glue injection nut, not only can reduce the manufacturing cost, but also greatly adapts to the limited installation space at the flange 6 of the liquid cargo pump, and reduces the installation difficulty;
(4) because injecting glue passageway 4 is linked together with annotating agent groove 5 from the side of nut body 1, and annotate the upper end and the injecting glue passageway 4 intercommunication in agent groove 5, annotate the lower extreme in agent groove 5 and extend to the bottom of nut body 1, consequently when there is the deviation in the installation of flange bolt 7, do not have flange bolt 7 shutoff injecting glue passageway 4 or extravagant serious problem for the injecting glue is more convenient, high-efficient.
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 orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element 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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the utility model can be understood in specific cases to those of ordinary skill in the art.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the utility model, but not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a LNG transport ship liquid cargo pump flange is leaked with injecting glue nut of area pressure shutoff, a serial communication port, including being used for installing the nut body on the flange bolt, the internal thread hole that link up from top to bottom is seted up at the middle part of nut body, the internal thread hole with flange bolt looks adaptation, the nut body outside is provided with attach fitting, attach fitting passes through connecting tube and is connected with the force (forcing) pump, the inside injecting glue passageway that link up that is provided with of attach fitting, the injecting glue passageway with the internal thread hole is linked together, the inside wall in internal thread hole is provided with annotates the agent groove, the upper end in annotating the agent groove with injecting glue passageway intercommunication, the lower extreme in annotating the agent groove extends to the bottom of nut body.
2. The injection nut with pressure for sealing the flange of the liquid cargo pump of the LNG transport ship according to claim 1, wherein the injection groove is recessed relative to a side wall of the internal threaded hole.
3. The glue injection nut with pressure for sealing leakage of the liquid cargo pump flange of the LNG transport ship as claimed in claim 1, wherein the connection joint is arranged along a radial direction of the nut body.
4. The glue injection nut with pressure for sealing leakage of the LNG carrier liquid cargo pump flange as claimed in claim 3, wherein the glue injection channel is arranged along a radial direction of the nut body.
5. The glue injection nut with pressure for sealing leakage of the LNG carrier liquid cargo pump flange as claimed in claim 1, wherein the glue injection groove is formed in the axial direction of the nut body.
6. The glue injection nut with the pressure for sealing the flange of the liquid cargo pump of the LNG transport ship according to claim 1, wherein the nut body and the connecting joint are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121850496.3U CN214171091U (en) | 2021-08-10 | 2021-08-10 | Injecting glue nut of shutoff is pressed with area to LNG transport ship liquid cargo pump flange leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121850496.3U CN214171091U (en) | 2021-08-10 | 2021-08-10 | Injecting glue nut of shutoff is pressed with area to LNG transport ship liquid cargo pump flange leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214171091U true CN214171091U (en) | 2021-09-10 |
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ID=77596277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121850496.3U Active CN214171091U (en) | 2021-08-10 | 2021-08-10 | Injecting glue nut of shutoff is pressed with area to LNG transport ship liquid cargo pump flange leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214171091U (en) |
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2021
- 2021-08-10 CN CN202121850496.3U patent/CN214171091U/en active Active
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