CN212903424U - Measuring cup and oil pumping unit - Google Patents
Measuring cup and oil pumping unit Download PDFInfo
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- CN212903424U CN212903424U CN202021661673.9U CN202021661673U CN212903424U CN 212903424 U CN212903424 U CN 212903424U CN 202021661673 U CN202021661673 U CN 202021661673U CN 212903424 U CN212903424 U CN 212903424U
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- base
- gland
- cup body
- cup
- flow guide
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Abstract
The utility model discloses a graduated flask and beam-pumping unit. In the measuring cup, one end of a pull rod is connected with a base and the other end of the pull rod is connected with a gland, and the two ends of the pull rod can tension the base and the gland and enable the base and the gland to tightly press the cup body in a sealing manner; the base and the gland are also provided with a plurality of mounting holes which are communicated with the inner cavity of the cup body. Has the advantages that: the pull rod can tighten the base and the gland so that the cup body, the base and the gland can enclose a sealing cavity and negative pressure can be formed in the measuring cup; the mounting hole can be provided with a vacuum generating device and a suction joint, so that the negative pressure suction of liquid can be realized; the cup body is made of glass, has a good transparent effect, is convenient to observe, has stable chemical properties and is corrosion-resistant, and the reliability of the measuring cup is favorably improved. The utility model relates to a liquid metering tool.
Description
Technical Field
The utility model relates to a liquid measuring tool, in particular to graduated flask and beam-pumping unit.
Background
In order to make the measuring cup easy to read, the material of the measuring cup is usually transparent plastic. Whereas engine oils used for engine lubrication often contain a variety of additives. The additive may react with the measuring cup. The components in the engine oil may accelerate the aging of the plastic material, or destroy the molecular structure of the plastic itself and reduce the useful life of the plastic.
When the measuring cup container made of transparent materials such as organic glass (also called acrylic) or PC (polycarbonate) faces engine oil containing corrosive additives, the measuring cup can be opaque or even cracked due to the existence of serious or slight chemical reaction, and the original visual operation and even the safety of the machine are affected.
In unpredictable situations, different operators may have different operation habits and even illegal operations, and even after various training, prompting and warning are carried out, individual cases are difficult to avoid. For example, a transparent measuring cup made of a plastic material is used for sucking automobile brake fluid, the automobile brake fluid is very corrosive, and the measuring cup is milky and even cracked soon after contacting the automobile brake fluid, so that the measuring cup cannot be used continuously.
In summary, although the measuring cup made of plastic material in the prior art is easy to manufacture and has a simple structure, the technical defects are as follows: the plastic material is easy to react with the components in the engine oil, so that the plastic is aged and the service life is shortened; when the plastic material meets corrosive substances, the transparency degree of the plastic material is changed, and cracking and breakage can occur.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a stable and good graduated flask of corrosion resistance of chemical property and beam-pumping unit.
The technical scheme adopted for solving the technical problems is as follows:
a dosing cup, comprising:
the cup body is made of glass;
the base is arranged at one end of the cup body;
the gland is arranged at one end of the cup body;
the pull rods are arranged in the cup body, one end of each pull rod is connected with the base, the other end of each pull rod is connected with the gland, and the two ends of each pull rod can tension the base and the gland and enable the base and the gland to tightly press the cup body in a sealing manner; the base and the gland are also provided with a plurality of mounting holes which are communicated with the inner cavity of the cup body.
The measuring cup at least has the following beneficial effects:
the pull rod can tighten the base and the gland so that the cup body, the base and the gland can enclose a sealing cavity and negative pressure can be formed in the measuring cup; the mounting hole can be provided with a vacuum generating device and a suction joint, so that the negative pressure suction of liquid can be realized; the cup body is made of glass, has a good transparent effect, is convenient to observe, has stable chemical properties and is corrosion-resistant, and the reliability of the measuring cup is favorably improved.
The utility model discloses an in a possible embodiment, the graduated flask still includes a plurality of nuts, and the pull rod runs through base and gland, the nut from base and gland outside with pull rod screw-thread fit. The nut is in threaded fit with the pull rod, so that the tightness degree between the pull rod and the base and between the pull rod and the gland can be adjusted, and the base, the gland and the cup body can be connected in a sealing manner.
The utility model discloses an among the possible embodiment, the graduated flask still includes the honeycomb duct, and the honeycomb duct runs through cup, base and gland, is equipped with a plurality of water conservancy diversion holes on the honeycomb duct, and the lateral wall of honeycomb duct is run through in the water conservancy diversion hole, and the honeycomb duct passes through the inner chamber intercommunication of water conservancy diversion hole and cup. The guide pipe can be communicated with the inner cavity of the cup body through the guide holes, the vacuum generating device can be installed on the guide pipe, and the guide pipe can provide good flow capacity for the vacuum generating device and is favorable for air circulation.
In a possible embodiment of the present invention, the edge of the base is provided with a groove, and the edge of the cup body is embedded into the groove and is in sealing fit with the base. The groove can provide a positioning function for the cup body, can prevent the cup body and the base from being dislocated, and is favorable for improving the structural reliability of the measuring cup.
The utility model discloses an among the possible embodiment, be equipped with the sealing washer on the inside wall of recess, the sealing washer is inlayed on the inside wall of recess, and the sealing washer is the elasticity material. The sealing ring can strengthen the sealing performance between the cup body and the base, and is favorable for improving the structural reliability of the measuring cup.
In a possible embodiment of the present invention, the base is provided with a plurality of reinforcing ribs, and the edges of the reinforcing ribs intersect with the inner wall of the base. The strengthening rib can strengthen the structural strength of base.
In a possible embodiment of the present invention, the measuring cup further comprises a suction joint, and the suction joint is communicated with the inner cavity of the cup body through the mounting hole. When negative pressure is formed in the cup body through air suction, liquid can be injected into the inner cavity of the cup body through the suction connector.
In a possible embodiment of the present invention, the measuring cup further comprises an explosion-proof valve, and the explosion-proof valve is communicated with the inner cavity of the cup body through the mounting hole. When negative pressure is formed in the cup body through air exhaust, the explosion-proof valve can prevent the inner and outer pressure difference of the cup body from being too large, and is beneficial to preventing the measuring cup from being damaged.
In a possible embodiment of the present invention, the pressing cover is the same as the base, and the base and the pressing cover are symmetrically arranged at two ends of the cup body. The base and the gland are the same in shape, so that the universality of parts is enhanced, and the manufacturing cost of the measuring cup can be reduced.
In a possible embodiment of the present invention, the cup body is provided with scales, and the scales are arranged along the axis direction of the cup body. The scale can strengthen the readability of the measuring condition of the cup body.
The oil pumping unit comprises a measuring cup.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view of a measuring cup according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of the measuring cup of the embodiment of the present invention after the cup body is removed;
fig. 3 is a schematic structural view of a flow guide pipe of the measuring cup according to the embodiment of the present invention;
reference numerals:
the cup comprises a base 1, a gland 2, a groove 3, a sealing ring 4, a reinforcing rib 5, a pull rod 6, a screw cap 7, a flow guide pipe 8, a flow guide hole 9, a cup body 10, a mounting hole 11 and a vacuum generating device 12.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does 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.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 3, a measuring cup includes:
a cup body 10, wherein the cup body 10 is made of glass;
the base 1 is arranged at one end of the cup body 10;
the gland 2 is arranged at one end of the cup body 10;
the pull rods 6 are arranged in the cup body 10, one end of each pull rod 6 is connected with the base 1, the other end of each pull rod 6 is connected with the gland 2, and the two ends of each pull rod 6 can tighten the bases 1 and the glands 2 and enable the bases 1 and the glands 2 to tightly press the cup body 10 in a sealing mode; the base 1 and the gland 2 are also provided with a plurality of mounting holes 11, and the mounting holes 11 are communicated with the inner cavity of the cup body 10.
The measuring cup at least has the following beneficial effects:
the pull rod 6 can tighten the base 1 and the gland 2, so that the cup body 10, the base 1 and the gland 2 can enclose a sealed cavity, and negative pressure can be formed in the measuring cup; the vacuum generating device 12 and the suction joint can be arranged on the mounting hole 11, so that the negative pressure suction of liquid can be realized; the cup body 10 is made of glass, has a good transparent effect, is convenient to observe, has stable chemical properties and is corrosion-resistant, and the reliability of the measuring cup is improved.
With respect to cup 10, cup 10 is cylindrical.
Regarding the base 1, the base 1 has a disk shape.
Regarding the gland 2, the shape of the gland 2 is the same as the base 1. The base 1 and the gland 2 are symmetrically arranged.
The tie bar 6 is made of a metal material for the tie bar 6. Two ends of the pull rod 6 penetrate through the base 1 and the gland 2.
As for the mounting hole 11, the mounting hole 11 is provided on the base 1 and the cover 2. The mounting hole 11 penetrates through the base 1 and the gland 2, and the mounting hole 11 can be communicated with the inner cavity of the cup body 10.
In a possible embodiment, the measuring cup further comprises a plurality of screw caps 7, the pull rod 6 penetrates through the base 1 and the gland 2, and the screw caps 7 are in threaded fit with the pull rod 6 from the outside of the base 1 and the gland 2. The nut 7 is in threaded fit with the pull rod 6, so that the tightness between the pull rod 6 and the base 1 and the gland 2 is adjustable, and the sealing connection among the base 1, the gland 2 and the cup body 10 is favorably realized.
As for the nut 7, the nut 7 is provided at the end of the tie rod 6. An elastic gasket is arranged between the screw cap 7 and the base 1 and between the screw cap 7 and the gland 2. The elastic gasket can enhance the sealing performance between the nut 7 and the base 1 and the gland 2, and is beneficial to enhancing the sealing performance between the pull rod 6 and the base 1 and the gland 2.
In a possible embodiment, the measuring cup further comprises a flow guide pipe 8, the flow guide pipe 8 penetrates through the cup body 10, the base 1 and the gland 2, a plurality of flow guide holes 9 are formed in the flow guide pipe 8, the flow guide holes 9 penetrate through the side wall of the flow guide pipe 8, and the flow guide pipe 8 is communicated with the inner cavity of the cup body 10 through the flow guide holes 9. The diversion hole 9 enables the diversion pipe 8 to be communicated with the inner cavity of the cup body 10, the vacuum generating device 12 can be installed on the diversion pipe 8, and the diversion pipe 8 can provide good flow capacity for the vacuum generating device 12 and is beneficial to air circulation.
The duct 8 is made of a hard material for the duct 8. One end of the draft tube 8 penetrates through the base 1 and the other end penetrates through the gland 2. The draft tube 8 has a large inner diameter and good flow capacity. The draft tube 8 is provided with a vacuum generating device 12, and the draft tube 8 can provide good flow capacity for the vacuum generating device 12, thereby being beneficial to realizing vacuum oil pumping.
As for the pilot holes 9, the number of the pilot holes 9 is two. One of the deflector holes 9 is arranged near the base 1 and the other deflector hole 9 is arranged near the gland 2. The arrangement mode of the diversion holes 9 can improve the space utilization rate of the inner cavity of the cup body 10, so that the inner cavity of the cup body 10 can contain more oil in the vacuum oil pumping process.
In a possible embodiment, the rim of the base 1 is provided with a recess 3, and the rim of the cup 10 is inserted into the recess 3 and sealingly engages the base 1. The groove 3 can provide a positioning function for the cup body 10, can prevent the cup body 10 and the base 1 from being dislocated, and is favorable for improving the structural reliability of the measuring cup.
As for the groove 3, the shape of the groove 3 is circular. The groove 3 is recessed from the edge of the base 1.
In a possible embodiment, a sealing ring 4 is arranged on the inner side wall of the groove 3, the sealing ring 4 is embedded on the inner side wall of the groove 3, and the sealing ring 4 is made of an elastic material. The sealing ring 4 can enhance the sealing performance between the cup body 10 and the base 1, and is beneficial to improving the structural reliability of the measuring cup.
Regarding the seal ring 4, the seal ring 4 is made of an elastic material. The sealing ring 4 may be made of, but not limited to, rubber.
In one possible embodiment, the base 1 is provided with a plurality of reinforcing ribs 5, and the edges of the reinforcing ribs 5 intersect with the inner wall of the base 1. The reinforcing ribs 5 can reinforce the structural strength of the base 1.
Regarding the reinforcing ribs 5, the shape of the reinforcing ribs 5 is triangular. The edge of the stiffener 5 can intersect the bottom surface of the base 1 and intersect the side walls of the base 1. The individual ribs 5 are arranged circumferentially around the centre of the base 1.
In a possible embodiment, the measuring cup further comprises a suction connection, which communicates with the inner cavity of the cup body 10 through the mounting hole 11. When negative pressure is formed in the cup body 10 by suction, liquid can be injected into the inner cavity of the cup body 10 through the suction connector.
As regards the suction connection, the latter is not shown in the figures. The suction joint is provided with a switch which can control the on-off of the oil path.
In a possible embodiment, the measuring cup further comprises an explosion-proof valve which is communicated with the inner cavity of the cup body 10 through the mounting hole 11. When negative pressure is formed in the cup body 10 through air suction, the explosion-proof valve can prevent the over-large internal and external pressure difference of the cup body 10, and is beneficial to preventing the measuring cup from being damaged.
Regarding the explosion-proof valve, the explosion-proof valve is provided with an explosion-proof sheet. Explosion-proof valves are devices in the prior art. When the internal and external pressure difference of the explosion-proof valve is overlarge, the explosion-proof sheet can be broken under the action of pressure, so that the measuring cup can be prevented from being damaged due to the overlarge internal and external pressure difference. The explosion-proof valve is not shown in the drawings.
In a possible embodiment, the gland 2 has the same shape as the base 1, and the base 1 and the gland 2 are symmetrically arranged at two ends of the cup body 10. The base 1 and the gland 2 have the same shape, which is beneficial to enhancing the universality of parts and reducing the manufacturing cost of the measuring cup.
In a possible embodiment, the cup body 10 is provided with a scale, and the scale is arranged along the axial direction of the cup body 10. The scale can enhance readability of the measuring condition of cup 10.
The oil pumping unit comprises a measuring cup.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. The graduated flask, its characterized in that includes:
the cup body is made of glass;
the base is arranged at one end of the cup body;
the gland is arranged at one end of the cup body;
the pull rods are arranged in the cup body, one ends of the pull rods are connected with the base, the other ends of the pull rods are connected with the gland, and the two ends of the pull rods can tension the base and the gland and enable the base and the gland to tightly press the cup body in a sealing manner; the base and/or the gland is also provided with a plurality of mounting holes, and the mounting holes are communicated with the inner cavity of the cup body.
2. The dosing cup according to claim 1, wherein: the measuring cup further comprises a plurality of screw caps, the pull rod penetrates through the base and the gland, and the screw caps are in threaded fit with the pull rod outside the base and the gland.
3. The dosing cup according to claim 1, wherein: the measuring cup further comprises a flow guide pipe, the flow guide pipe penetrates through the cup body, the base and the gland, a plurality of flow guide holes are formed in the flow guide pipe, the flow guide holes penetrate through the side wall of the flow guide pipe, and the flow guide pipe is communicated with the inner cavity of the cup body through the flow guide holes.
4. The dosing cup according to claim 1, wherein: the edge of the base is provided with a groove, and the edge of the cup body is embedded into the groove and is in sealing fit with the base.
5. The dosing cup according to claim 4, wherein: be equipped with the sealing washer on the inside wall of recess, the sealing washer is inlayed on the inside wall of recess, the sealing washer is elastic material.
6. The dosing cup according to claim 5, wherein: the base is provided with a plurality of reinforcing ribs, and the edges of the reinforcing ribs are intersected with the inner wall of the base.
7. The dosing cup according to claim 6, wherein: the measuring cup further comprises a suction joint which is communicated with the inner cavity of the cup body through the mounting hole; the measuring cup further comprises an explosion-proof valve, and the explosion-proof valve is communicated with the inner cavity of the cup body through the mounting hole.
8. The dosing cup according to claim 7, wherein: the gland is the same as the base in shape, and the base and the gland are symmetrically arranged at two ends of the cup body.
9. The dosing cup according to claim 1, wherein: the cup body is provided with scales which are arranged along the axis direction of the cup body.
10. The beam-pumping unit, its characterized in that: comprising a dosing cup according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021661673.9U CN212903424U (en) | 2020-08-11 | 2020-08-11 | Measuring cup and oil pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021661673.9U CN212903424U (en) | 2020-08-11 | 2020-08-11 | Measuring cup and oil pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212903424U true CN212903424U (en) | 2021-04-06 |
Family
ID=75241432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021661673.9U Active CN212903424U (en) | 2020-08-11 | 2020-08-11 | Measuring cup and oil pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212903424U (en) |
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2020
- 2020-08-11 CN CN202021661673.9U patent/CN212903424U/en active Active
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