CN110332157B - Oil tank oil drainage structure and oil tank - Google Patents
Oil tank oil drainage structure and oil tank Download PDFInfo
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- CN110332157B CN110332157B CN201910573448.5A CN201910573448A CN110332157B CN 110332157 B CN110332157 B CN 110332157B CN 201910573448 A CN201910573448 A CN 201910573448A CN 110332157 B CN110332157 B CN 110332157B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/26—Supply reservoir or sump assemblies
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- Fluid Mechanics (AREA)
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- General Engineering & Computer Science (AREA)
- Feeding And Controlling Fuel (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses an oil tank oil drainage structure and an oil tank, wherein the oil tank oil drainage structure comprises an oil tank connecting assembly and an oil drainage pipe connecting assembly, the oil tank connecting assembly comprises a connecting main body, a valve body and an elastic piece, and the elastic piece is arranged between the valve body and the connecting main body and is used for exerting a resistance action on the valve body when the oil drainage port is opened; the oil drain pipe connecting assembly comprises a triggering device and a connecting seat; the connecting seat is connected to the connecting body, one end of the trigger device is connected with the valve body, the trigger device is in sliding fit with the connecting seat to push the valve body to open the oil discharge port, and a position locking structure is further arranged between the trigger device and the connecting seat; the position locking structure is used for keeping the relative position of the trigger device and the connecting seat locked after the locking action is implemented; this oil tank jettison gear can start promptly and stop, and fluid does not spatter outward moreover.
Description
Technical Field
The invention relates to the technical field of oil tank oil drainage accessories, in particular to an oil tank oil drainage structure and an oil tank.
Background
In engineering machinery, an oil tank needs to be frequently replaced and cleaned, and various kinds of oil pollute the environment to different degrees. At present, the requirement for environmental protection is increasingly improved, the replaced oil needs to be recovered and treated in a centralized manner, so that the oil can be discharged more quickly and conveniently, and the problems of oil leakage and the like are more and more concerned.
An oil discharge port of an existing oil tank mainly has two forms of a threaded plug and a ball valve, and a large amount of oil can splash outwards when the oil discharge port in the threaded plug form discharges oil, and cannot be started and stopped randomly; however, the oil outlet in the form of the ball valve is prone to cause misoperation (i.e., when an operator needs to close the oil outlet, the operator forgets the opening and closing direction, needs to rotate the opening and closing direction of the probe ball valve again to cause misoperation, and cannot realize instant start and stop (or emergency start and stop)), and the rotation operation requires a certain operation space.
Disclosure of Invention
The invention aims to provide an oil tank oil drainage structure which can conveniently and quickly realize the start and stop of oil drainage, can lock an oil drainage position during oil drainage to realize continuous oil drainage, and can immediately realize the stop of oil drainage after the oil drainage locking is released.
The invention is realized by the following technical scheme:
the invention provides an oil tank oil drainage structure in a first aspect, which comprises an oil tank connecting assembly and an oil drainage pipe connecting assembly;
the oil tank connecting assembly comprises a connecting main body, a valve body and an elastic piece, wherein the connecting main body comprises a first oil drainage channel communicated with an oil tank; the valve body can slide relative to the connecting main body, and one end of the valve body is abutted to an oil discharge port on the first oil discharge channel; the elastic piece is arranged between the valve body and the connecting main body and is used for exerting a resistance effect on the valve body when the oil discharge port is opened;
the oil drain pipe connecting assembly comprises a triggering device and a connecting seat; the connecting seat is connected to the connecting body, and second oil drainage channels which are communicated with each other are arranged in the triggering device and the connecting seat; one end of the trigger device is connected with the valve body, and the trigger device is in sliding fit with the connecting seat so as to push the valve body to open the oil discharge port; a position locking structure is also arranged between the trigger device and the connecting seat; the position locking structure is used for keeping the relative position of the trigger device and the connecting seat locked after the locking action is implemented.
According to the oil tank oil drainage structure, the trigger device comprises the thimble seat and the mounting ring; the head end of the thimble seat comprises a thimble; the thimble on the thimble seat is used for being connected with the valve body in an inserting way; one end of the mounting ring is connected to the outside of the thimble seat in a sleeved mode, the other end of the mounting ring is connected to the outside of the connecting seat in a sleeved mode, and the mounting ring is in sliding fit with the connecting seat.
According to the oil tank oil drainage structure, the two side walls of the connecting seat are provided with the bulges, and the inner side wall of the mounting ring is provided with the first sliding groove which extends in parallel with the axial direction of the mounting ring; a clamping groove communicated with the tail end of the first sliding groove is further formed in the inner side wall of one end, far away from the thimble, of the mounting ring;
the bulge slides in the first sliding groove and is clamped in the clamping groove; when the bulge slides in the first sliding groove, the relative position of the mounting ring and the connecting seat is changed; when the protrusion is screwed into the clamping groove, the ejector pin maintains the state of pushing the valve body to open the oil discharge port.
As above, the oil tank connecting assembly further includes a guide base disposed in the first oil drainage channel; the guide base is fixed on the connecting body, and a guide slideway for the valve body to slide relatively is arranged on the guide base.
According to the oil tank oil drainage structure, the valve body comprises the valve block and the valve rod, and the valve block is used for plugging the oil drainage port of the first oil drainage channel; one end of the valve rod is connected with the valve block, and the other end of the valve rod is matched with the guide slideway on the guide base;
one end of the elastic piece is sleeved outside the valve rod, and the other end of the elastic piece is sleeved outside the guide base.
As described above, in the oil tank oil drain structure, the connecting body includes a cylinder including the first oil drain passage and a top plate connected to the cylinder and spaced apart from the cylinder;
the first oil drainage channel penetrates through the column body, and the oil drainage port is formed in one end, close to the top plate, of the first oil drainage channel;
the space is used for installing the valve body, the elastic piece and the guide base; the middle part of the top plate is provided with an opening, and the guide base is fixed on the opening.
As the oil tank oil drainage structure is adopted, the top plate is connected with the cylinder body through the plurality of upright posts.
According to the oil tank oil drainage structure, the thimble seat is in threaded connection with the mounting ring, and the connecting seat is in threaded connection with the connecting body.
According to the oil tank oil drainage structure, the thimble seat is provided with a clamp or a thread which is connected with an oil drainage pipe.
A second aspect of the invention provides a fuel tank comprising a fuel tank drain structure as described above, the connecting body being welded to a bottom of the fuel tank.
The oil tank oil drainage structure comprises an oil tank connecting assembly and an oil drainage pipe connecting assembly; the oil tank connecting assembly comprises a connecting main body, a valve body and an elastic piece, wherein the connecting main body comprises a first oil drainage channel communicated with an oil tank; the valve body can slide relative to the connecting main body, and one end of the valve body is abutted to an oil discharge port on the first oil discharge channel; the elastic piece is arranged between the valve body and the connecting main body and is used for exerting a resistance effect on the opening of the oil discharge port of the valve body; the first oil drainage channel of the oil drainage structure is arranged in the connecting main body, so that the condition that oil splashes outwards during oil drainage is avoided; the oil drain pipe connecting assembly comprises a triggering device and a connecting seat; the connecting seat is connected to the connecting body, and second oil drainage channels which are communicated with each other are arranged in the triggering device and the connecting seat; one end of the trigger device is connected with the valve body, and the trigger device is in sliding fit with the connecting seat so as to push the valve body to open the oil discharge port; a position locking structure is also arranged between the trigger device and the connecting seat; the position locking structure is used for keeping the relative position of the trigger device and the connecting seat locked after the locking action is implemented.
When an operator discharges oil, the trigger device is operated to slide forwards relative to the connecting seat (so that the valve body can be indirectly caused to slide forwards relative to the connecting body to open the oil discharge port, namely the trigger device opens the valve body to realize quick oil discharge of the oil tank), then the position locking structure is operated, the position locking structure is utilized to keep the locking of the trigger device and the relative position of the connecting seat (so that the relative sliding position of the valve body and the connecting body is indirectly locked, the oil discharge port is further ensured to be always kept in an open state), after the oil discharge is finished, the locking action of the position locking structure of the trigger device is released, then the elastic piece quickly rebounds to close the oil discharge port (namely the elastic piece causes the valve body to quickly slide backwards relative to the connecting body, the valve body closes the oil discharge port), the operation is quick, namely the starting and the stopping are realized, avoiding misoperation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
Fig. 1 is a schematic cross-sectional structural view of an oil tank drainage structure provided by an embodiment of the invention;
fig. 2 is a structural schematic diagram of a thimble seat and a mounting ring of an oil drainage structure of an oil tank provided by the embodiment of the invention at a viewing angle;
fig. 3 is a structural schematic diagram of a thimble seat and a mounting ring of the oil drain structure of the oil tank provided by the embodiment of the invention at a viewing angle;
fig. 4 is a schematic structural view of a thimble seat of the oil drainage structure of the oil tank provided by the embodiment of the invention at a viewing angle;
FIG. 5 is a schematic structural view of a mounting ring of an oil drain structure of an oil tank according to an embodiment of the present invention;
fig. 6 is a schematic view of a connecting seat of an oil drainage structure of an oil tank according to an embodiment of the present invention;
fig. 7 is a schematic view of a connecting body of an oil drainage structure of an oil tank according to an embodiment of the invention;
FIG. 8 is a schematic structural view of a connecting body of an oil drainage structure of an oil tank according to an embodiment of the present invention;
FIG. 9 is a schematic cross-sectional view of a connecting body of an oil drainage structure of an oil tank according to an embodiment of the present invention;
fig. 10 is a schematic cross-sectional view of a guide seat of an oil drainage structure of an oil tank according to an embodiment of the invention.
Description of reference numerals:
1-an oil tank connection assembly; 2-oil drain pipe connecting assembly;
11-a connecting body; 12-a valve body;
13-an elastic member; 14-oil discharge;
15-guide base 21-trigger device;
22-a connecting seat; 111-column;
112-a top plate; 113-upright post;
121-a valve block; 122-a valve stem;
211-thimble seat; 212-a mounting ring;
213-ejector pin; 214-a chute;
221-a bump; and 3-oil tank bottom plate.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it is to be understood that the terms "comprises" and "comprising," and any variations thereof, as used herein, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
The oil tank and the oil drainage structure thereof provided by the invention are described in detail with reference to specific embodiments.
The first embodiment is as follows:
fig. 1 is a schematic cross-sectional structural view of an oil tank drainage structure provided by an embodiment of the invention; fig. 2 is a schematic structural view of a thimble seat and a mounting ring of an oil drain structure of an oil tank according to an embodiment of the present invention at a viewing angle, please refer to fig. 1 and 2; the first embodiment provides an oil tank drainage structure, which comprises an oil tank connecting assembly 1 and an oil drainage pipe connecting assembly 2;
the oil tank connecting assembly comprises a connecting main body 11, a valve body 12 and an elastic piece 13, wherein the connecting main body 11 comprises a first oil drainage channel communicated with an oil tank; the valve body is positioned in the first oil drainage channel and can slide relative to the connecting body, and one end of the valve body 12 is abutted to an oil drainage port 14 on the first oil drainage channel; the elastic piece 13 is arranged between the valve body 12 and the connecting body 11 and is used for exerting a resistance action on the valve body 12 to open the oil discharge port 14;
the oil drain pipe connecting assembly comprises a triggering device 21 and a connecting seat 22; the connecting seat 22 is connected to the connecting body 11, and second oil drainage channels which are communicated with each other are arranged in the triggering device 21 and the connecting seat 22; one end of the trigger device 21 is connected with the valve body 12, and the trigger device 21 is in sliding fit with the connecting seat 22 so as to push the valve body 12 to be separated from the oil discharge port; a position locking structure is also arranged between the trigger device 21 and the connecting seat 22; the position locking structure is used for keeping the relative position of the trigger device 21 and the connecting seat 22 locked after the locking action is carried out.
In this embodiment, the oil tank coupling assembling 1 is connected with the oil tank bottom plate 3, and the oil drain pipe coupling assembling 2 is connected with the oil drain pipe. The oil tank connecting assembly comprises a connecting main body 11, a valve body 12 and an elastic piece 13, the oil drain pipe connecting assembly comprises a triggering device and a connecting seat, and the specific materials of the connecting main body, the valve body and the connecting seat are not particularly limited in the embodiment. The elastic member 13 is used for exerting a resistance action on the sliding of the valve body away from the oil discharge port, and in the embodiment, the elastic member is preferably a spring and is made of a readily available material.
In this embodiment, the triggering device 21 is configured to be in sliding fit with the connecting seat 22 so as to push the valve body to disengage from the oil discharge port 14 to achieve oil discharge, and a position locking structure is disposed on the triggering device 21, and the position locking structure is configured to lock the triggering device when the oil discharge port is opened and lock the triggering device when the oil discharge port 14 is closed.
The oil tank oil drainage structure comprises an oil tank connecting assembly and an oil drainage pipe connecting assembly; the oil tank connecting assembly comprises a connecting main body, a valve body and an elastic piece, wherein the connecting main body comprises a first oil drainage channel communicated with an oil tank;
when an operator discharges oil, the trigger device is operated to slide forward relative to the connecting seat (so that the valve body can be indirectly caused to slide forward relative to the connecting body to open the oil discharge port, namely the trigger device opens the oil discharge port to realize quick oil discharge of the oil tank), then the position locking structure is operated, the position locking structure is utilized to keep locking of the relative position of the trigger device and the connecting seat (so that the valve body and the relative sliding position of the connecting body are indirectly locked, the oil discharge port is further ensured to be always kept in an open state), after the oil discharge is finished, the position locking structure of the trigger device is unlocked, then the elastic piece quickly rebounds to close the oil discharge port (namely the elastic piece causes the valve body to quickly slide backward relative to the connecting body, the valve body closes the oil discharge port), the operation is quick, namely the oil discharge port is started and stopped, avoiding misoperation.
Example two:
fig. 3 is a schematic view of a thimble seat and a mounting ring of an oil drain structure of an oil tank according to an embodiment of the present invention, fig. 4 is a schematic view of a thimble seat of an oil drain structure of an oil tank according to an embodiment of the present invention, fig. 5 is a schematic view of a mounting ring of an oil drain structure of an oil tank according to an embodiment of the present invention, fig. 6 is a schematic view of a connecting seat of an oil drain structure of an oil tank according to an embodiment of the present invention, please refer to fig. 1 to 6, the oil cooler according to the present embodiment has a similar overall structure as the first embodiment, and the difference is that the present embodiment provides a specific structural form of an oil drain pipe connecting assembly.
In this embodiment, the triggering device includes a thimble seat 211 and a mounting ring 212; the head end of the thimble seat 211 comprises a thimble 213; the thimble 213 on the thimble seat 211 is used for being inserted and connected with the valve body 12; one end of the mounting ring 212 is connected to the outside of the thimble seat 211 in a sleeved manner, the other end of the mounting ring 212 is connected to the outside of the connection seat 22 in a sleeved manner, and the mounting ring 212 is in sliding fit with the connection seat 22. The thimble is arranged to be connected with the valve body, so that the structure is simple. In this embodiment, the thimble is disposed in the middle of the second channel, and the thimble is connected to the sidewall of the thimble seat through three connecting posts.
In this embodiment, two side walls of the connecting seat 22 are provided with protrusions 221, an inner side wall of the mounting ring 212 is provided with a sliding groove 214 extending in parallel with an axial direction of the mounting ring, and an inner side wall of one end of the mounting ring away from the thimble 213 is further provided with a clamping groove (not visible in the figure) communicated with a tail end of the first sliding groove; the protrusion 221 can slide in the sliding groove, and the protrusion 221 can also be clamped in the clamping groove; when the protrusion 221 slides in the sliding groove 214, the relative position of the mounting ring and the connecting seat can be changed; when the protrusion is screwed into the clamping groove, the ejector pin keeps a state of pushing the valve body 12 to open the oil discharge port. The oil discharge of oil discharge opening is realized to the protruding realization on this embodiment through draw-in groove locking connecting seat 22, and the back is accomplished in the oil discharge, rotatory collar, with protruding unblock in the draw-in groove of following, the oil discharge opening is kick-backed through the compressive force of spring and is realized closing the oil discharge opening, and operation is simple, swift.
In the embodiment, the thimble seat is in threaded connection with the mounting ring, the connecting seat is in threaded connection with the connecting body, the connecting mode is simple, and the dismounting is convenient.
The thimble seat is provided with a clamp or a thread which is connected with an oil drain pipe. The thimble seat of this embodiment is last to set up the clamp or the screw thread of connecting oil drain pipe and to make things convenient for thimble seat and oil drain pipe to be connected.
The trigger device of this embodiment reciprocates through promoting the collar and rotates the collar simultaneously and realize closing and opening of oil discharge outlet, simple structure, and convenient operation is swift, opens promptly and stops promptly.
Example three:
fig. 7 is a schematic view of a connecting body of an oil tank drainage structure provided in an embodiment of the present invention, fig. 8 is a schematic view of a connecting body of an oil tank drainage structure provided in an embodiment of the present invention, fig. 9 is a schematic view of a cross-sectional structure of a connecting body of an oil tank drainage structure provided in an embodiment of the present invention, fig. 10 is a schematic view of a cross-sectional structure of a guide seat of an oil tank drainage structure provided in an embodiment of the present invention, please refer to fig. 1 to 10, an oil cooler of the present embodiment has a similar overall structure to that of the embodiment, except that a specific structural form of an oil tank connecting assembly is provided in the present embodiment.
In this embodiment, in order to ensure that the valve body keeps the spring stable during movement, the oil tank connection assembly further includes a guide base 15 disposed in the first oil drainage channel; the direction base 15 is fixed in on the connecting body 11, be provided with the confession on the direction base 15 the gliding direction slide of valve body relatively, the life of valve body can be improved to a certain extent to the design of above-mentioned direction base 15.
Further, the valve body 12 comprises a valve block 121 and a valve rod 122, and the valve block is used for blocking an oil discharge port of the first oil discharge passage; one end of the valve rod is connected with the valve block, and the other end of the valve rod is matched with the guide slideway on the guide base;
one end of the elastic part 13 is sleeved outside the valve rod 122, and the other end of the elastic part is sleeved outside the guide base.
The connecting body 11 comprises a cylinder 111 containing the first oil drainage channel and a top plate 112 connected with the cylinder and arranged at a certain interval; the first oil drainage channel penetrates through the column 111, and an oil drainage port is formed in one end, close to the top plate 112, of the first oil drainage channel; the space is used for installing the valve body 12, the elastic piece 13 and the guide base 15; the middle part of the top plate is provided with an opening, and the guide base is fixed on the opening. The connecting main body in the embodiment comprises a hollow cylinder and a top plate connected with the hollow cylinder, wherein the hollow cylinder and the top plate are of an integrated structure and are easy to process.
In this embodiment, the top plate 112 is connected to the column 111 through a plurality of vertical columns 113, and in order to ensure stable connection of the vertical columns, the number of the vertical columns is four in this embodiment.
Example four:
the present embodiment provides an oil tank including the oil tank drainage structure according to the first embodiment, the second embodiment, or the third embodiment.
For example: the oil tank oil drainage structure comprises an oil tank connecting assembly and an oil drainage pipe connecting assembly;
the oil tank connecting assembly comprises a connecting main body, a valve body and an elastic piece, wherein the connecting main body comprises a first oil drainage channel communicated with an oil tank; the valve body is positioned in the first oil drainage channel and can slide relative to the connecting body, and one end of the valve body is abutted to an oil drainage port on the first oil drainage channel; the elastic piece is arranged between the valve body and the connecting main body and is used for exerting a resistance effect on the sliding of the valve body away from the oil discharge port;
the oil drain pipe connecting assembly comprises a triggering device and a connecting seat; the connecting seat is connected to the connecting body, and second oil drainage channels which are communicated with each other are arranged in the triggering device and the connecting seat; one end of the trigger device is connected with the valve body, and the trigger device is in sliding fit with the connecting seat to push the valve body to be separated from the oil discharge port; a position locking structure is also arranged between the trigger device and the connecting seat; the position locking structure is used for keeping the relative position of the trigger device and the connecting seat locked after the locking action is implemented.
The oil tank of this embodiment includes above-mentioned oil tank jettison structure, and this oil tank jettison structure can convenient and fast realize opening and shutting of oil drain to can lock the oil drain position when the oil drain and realize lasting the oil drain, can realize stopping the oil drain immediately after relieving the oil drain locking, do not have outward when having guaranteed the oil drain moreover and spatter.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will 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 (8)
1. An oil tank oil drain structure which characterized in that:
comprises an oil tank connecting assembly and an oil drain pipe connecting assembly;
the oil tank connecting assembly comprises a connecting main body, a valve body and an elastic piece, wherein the connecting main body comprises a first oil drainage channel communicated with an oil tank; the valve body can slide relative to the connecting main body, and one end of the valve body is abutted to an oil discharge port on the first oil discharge channel; the elastic piece is arranged between the valve body and the connecting main body and is used for exerting a resistance effect on the valve body when the oil discharge port is opened;
the oil drain pipe connecting assembly comprises a triggering device and a connecting seat; the connecting seat is connected to the connecting body, and second oil drainage channels which are communicated with each other are arranged in the triggering device and the connecting seat; one end of the trigger device is connected with the valve body, and the trigger device is in sliding fit with the connecting seat to push the valve body to open the oil discharge port; a position locking structure is also arranged between the trigger device and the connecting seat; the position locking structure is used for keeping the relative position of the trigger device and the connecting seat locked after the locking action is implemented;
the trigger device comprises a thimble seat and a mounting ring; the head end of the thimble seat comprises a thimble; the thimble on the thimble seat is used for being connected with the valve body in an inserting way; one end of the mounting ring is connected to the outside of the thimble seat in a sleeved mode, the other end of the mounting ring is connected to the outside of the connecting seat in a sleeved mode, and the mounting ring is in sliding fit with the connecting seat;
bulges are arranged on two side walls of the connecting seat, and a first sliding groove extending in parallel with the axial direction of the mounting ring is arranged on the inner side wall of the mounting ring; a clamping groove communicated with the tail end of the first sliding groove is further formed in the inner side wall of one end, far away from the thimble, of the mounting ring;
the bulge slides in the first sliding groove and is clamped in the clamping groove; when the bulge slides in the first sliding groove, the relative position of the mounting ring and the connecting seat is changed; when the protrusion is screwed into the clamping groove, the ejector pin maintains the state of pushing the valve body to open the oil discharge port.
2. A fuel tank drain structure according to claim 1, wherein:
the oil tank connecting assembly further comprises a guide base arranged on the first oil drainage channel; the guide base is fixed on the connecting body, and a guide slideway for the valve body to slide relatively is arranged on the guide base.
3. A fuel tank drain structure according to claim 2, wherein:
the valve body comprises a valve block and a valve rod, and the valve block is used for plugging an oil discharge port of the first oil discharge channel; one end of the valve rod is connected with the valve block, and the other end of the valve rod is matched with the guide slideway on the guide base;
one end of the elastic piece is sleeved outside the valve rod, and the other end of the elastic piece is sleeved outside the guide base.
4. A fuel tank drain structure according to claim 3, wherein:
the connecting main body comprises a cylinder containing the first oil drainage channel and a top plate connected with the cylinder and arranged at a certain interval;
the first oil drainage channel penetrates through the column body, and the oil drainage port is formed in one end, close to the top plate, of the first oil drainage channel;
the space is used for installing the valve body, the elastic piece and the guide base; the middle part of the top plate is provided with an opening, and the guide base is fixed on the opening.
5. A fuel tank drain structure according to claim 4, wherein:
the top plate is connected with the column body through a plurality of upright posts.
6. A fuel tank drain structure according to claim 1, wherein:
the thimble seat is in threaded connection with the mounting ring, and the connecting seat is in threaded connection with the connecting body.
7. A fuel tank drain structure according to claim 1, wherein:
the thimble seat is provided with a clamp or a thread which is connected with an oil drain pipe.
8. An oil tank, characterized in that: the fuel tank includes a fuel tank drain structure according to any one of claims 1 to 7, the connecting body being welded to a bottom of the fuel tank.
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| CN201910573448.5A CN110332157B (en) | 2019-06-28 | 2019-06-28 | Oil tank oil drainage structure and oil tank |
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| CN201910573448.5A CN110332157B (en) | 2019-06-28 | 2019-06-28 | Oil tank oil drainage structure and oil tank |
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| CN110332157B true CN110332157B (en) | 2020-11-06 |
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- 2019-06-28 CN CN201910573448.5A patent/CN110332157B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107263427A (en) * | 2017-06-08 | 2017-10-20 | 国网山东省电力公司威海市文登区供电公司 | A kind of ammeter box, which is installed, transports operating platform |
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| CN110332157A (en) | 2019-10-15 |
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