CN220649691U

CN220649691U - Oil level measuring device on hydropower station water guide groove

Info

Publication number: CN220649691U
Application number: CN202321771360.2U
Authority: CN
Inventors: 蓝晶; 于波阳; 普建超; 焦鹏
Original assignee: Yunnan Huadian Jinshajiang Midstream Water Power Development Co ltd Liyuan Generating Branch
Current assignee: Yunnan Huadian Jinshajiang Midstream Water Power Development Co ltd Liyuan Generating Branch
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-03-22
Anticipated expiration: 2033-07-06

Abstract

The utility model discloses an oil level measuring device on a water guide groove of a hydropower station, which is characterized by comprising the following components: the device comprises an expansion ruler, a supporting plate and a limiting mechanism, wherein one end of the expansion ruler is perpendicular to one end face of the supporting plate and is in threaded connection with the supporting plate, and the side wall of the other end of the expansion ruler is sleeved with the limiting mechanism; the limiting mechanism comprises a limiting cylinder, an annular baffle and a knob, one end of the limiting cylinder is coaxially connected with one end face of the annular baffle, the limiting cylinder and the annular baffle are both sleeved on the outer side of the telescopic ruler, a threaded hole communicated with the inner space of the limiting cylinder is formed in the side wall of the limiting cylinder, and the knob is connected with the limiting cylinder through the threaded hole. In the utility model, because the annular baffle plate and the supporting plate exist, the expansion ruler can stand in the water guide oil groove without being held by hands, and inaccurate measurement data caused by the fact that the expansion ruler is not perpendicular to the inner bottom surface of the water guide oil groove is avoided.

Description

Oil level measuring device on hydropower station water guide groove

Technical Field

The utility model relates to the technical field of oil level measurement of water guide grooves, in particular to an oil level measuring device on a water guide groove of a hydropower station.

Background

The hydraulic turbine water leads the oil groove and need reinjection after the maintenance, because the equipment has the possibility of jamming from the level gauge that takes place, when leading to the level gauge to take place to block, operating personnel can't be with the oil mass of controlling the injection, makes the oil mass of injection not satisfy the operation requirement, or the oil mass is too much or overflows even. In actual operation, the actual oil level in the water guide tank can be measured by using the interval time of the long ruler, so that the injected oil quantity can be known. Because the aperture of oil filler point or survey oilhole can be greater than rectangular ruler's width, rectangular ruler's two tip area of contact is less for the ruler is inconvenient to erect in the water guide groove.

Disclosure of Invention

The utility model mainly aims to provide an oil level measuring device on a water guide groove of a hydropower station, and aims to solve the technical problem that a long ruler in the water conservancy and hydropower engineering is inconvenient to erect in the water guide groove.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an oil level measuring device on power station water leads oil groove, characterized by comprising: the device comprises an expansion ruler, a supporting plate and a limiting mechanism, wherein one end of the expansion ruler is perpendicular to one end face of the supporting plate and is in threaded connection with the supporting plate, and the side wall of the other end of the expansion ruler is sleeved with the limiting mechanism;

the limiting mechanism comprises a limiting cylinder, an annular baffle and a knob, one end of the limiting cylinder is coaxially connected with one end face of the annular baffle, the limiting cylinder and the annular baffle are sleeved on the outer side of the telescopic ruler, a threaded hole communicated with the inner space of the limiting cylinder is formed in the side wall of the limiting cylinder, and the knob is connected with the limiting cylinder through the threaded hole.

As a further improvement of the present utility model, the telescopic ruler includes: the device comprises a first cylinder body, a second cylinder body, a third cylinder body, a first threaded column and a second threaded column; one end of the first cylinder is sealed and coaxially connected with the first threaded column, the other end of the first cylinder is anastomosed and inserted into the interior of one end of the second cylinder, the other end of the second cylinder is anastomosed and inserted into the interior of one end of the first cylinder, and the other end of the first cylinder is sealed and coaxially connected with the second threaded column.

As a further improvement of the present utility model, the telescopic ruler further comprises: a spring and a latch; the first barrel with the second barrel is kept away from the lateral wall of first screw thread post one end all sets up a drum, the second barrel with the third barrel is kept away from the lateral wall of second screw thread post one end all sets up a round hole, and every drum all is in the coplanar and parallel each other with the axis of every round hole, all installs a spring in every drum, and every spring is close to the one end that corresponds the drum all and connects a bolt, and every bolt all coincides with the round hole that corresponds.

As a further improvement of the utility model, the telescopic ruler also comprises scale marks, limit strips and limit grooves; the outer walls of the first cylinder, the second cylinder and the third cylinder are all arranged along the same straight line, the outer walls of the first cylinder and the second cylinder are provided with limit strips, the inner walls of the second cylinder and the first cylinder are provided with limit grooves, the limit strips of the first cylinder are matched with the limit grooves of the second cylinder, and the limit strips of the second cylinder are matched with the limit grooves of the third cylinder.

As a further improvement of the utility model, the supporting plate is a circular plate, one end face of the supporting plate is coaxially connected with a first thread cylinder, and the first thread column is matched with the first thread column.

As a further improvement of the present utility model, there is also included a hand-held mechanism including: the device comprises a first support connecting block, a second threaded cylinder and an annular handle, wherein one end of the connecting block is connected with the second threaded cylinder, and the other end of the connecting block is connected with the annular handle; the second thread cylinder is matched with the second thread column, and anti-skid stripes are distributed on the outer side of the annular handle.

The utility model has the beneficial effects that:

in the utility model, because the annular baffle plate and the supporting plate exist, the expansion ruler can be erected in the water guide oil groove without being held by hands, and inaccurate measurement data caused by the fact that the expansion ruler is not perpendicular to the inner bottom surface of the water guide oil groove is avoided; the scale mark numerical value of the oil trace on the outer surface of the expansion ruler can be known in practice, and all parts can be detached, so that the oil level measuring device on the water guide groove of the hydropower station is convenient to use and convenient to store and carry.

Drawings

FIG. 1 is a schematic perspective view of a device for measuring the oil level in a water guide tank of a hydropower station;

FIG. 2 is a schematic perspective view of the telescopic ruler in FIG. 1;

FIG. 3 is a partial cross-sectional view of the telescoping ruler of FIG. 1;

FIG. 4 is a schematic perspective view of the baffle of FIG. 1;

FIG. 5 is a schematic perspective view of the limiting mechanism in FIG. 1;

FIG. 6 is a schematic perspective view of the hand-held mechanism of FIG. 1;

reference numerals illustrate:

1. an expansion ruler; 101. a first cylinder; 102. a second cylinder; 103. a third cylinder; 104. a first threaded post; 105 a second threaded post; 106. a cylinder; 107. a round hole; 108. a spring; 109. a plug pin; 110. scale marks; 111. a limit bar; 112. a limit groove; 2. a support plate; 201. a first thread cylinder; 3. a limiting mechanism; 301. a limiting cylinder; 3011. a threaded hole; 302. an annular baffle; 303 a knob; 4. a hand-held mechanism; 401. a connecting block; 402. an annular handle; 4021. anti-slip stripes; 403. and a second thread cylinder.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the described embodiments are merely some, but not all embodiments of the present utility model. Embodiments and features of embodiments in this application may be combined with each other without conflict. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Fig. 1 shows an embodiment of an apparatus for measuring an oil level on a water guide sump of a hydropower station according to the present utility model, referring to fig. 1, in this embodiment, the apparatus for measuring an oil level on a water guide sump of a hydropower station includes: the telescopic ruler 1, the supporting plate 2, the handheld mechanism and the limiting mechanism.

Referring to fig. 1, one end of the telescopic ruler 1 is vertical and connected with one end face of the supporting plate 2, the other end of the telescopic ruler 1 is connected with the handheld mechanism in a threaded manner, and the limiting mechanism is sleeved outside the telescopic ruler 1 and is close to the handheld mechanism.

Specifically, referring to fig. 2, the telescopic ruler 1 includes: the device comprises a first cylinder 101, a second cylinder 102 and a third cylinder 103, wherein one end of the first cylinder 101 is sealed and connected with a first threaded column 104, the other end of the first cylinder 101 is in fit connection with the inside of one end of the second cylinder 102, the other end of the second cylinder 102 is in fit connection with the inside of one end of the third cylinder 103, and the other end of the third cylinder 103 is sealed and connected with a second threaded column 105; the telescopic ruler 1 is convenient to expand and use by adopting a multi-section design, is convenient to shrink and store, and improves the convenience of the measuring device.

Further, referring to fig. 3, the telescopic ruler 1 further comprises springs 108 and bolts 109, the side walls of one end, far away from the baffle, of the first cylinder body 101 and the second cylinder body 102 are respectively provided with a cylinder 106 penetrating into the first cylinder body, the side walls of one end, far away from the handheld mechanism, of the second cylinder body 102 and the third cylinder body 103 are respectively provided with a round hole 107, each cylinder 106 is internally provided with a spring 108, one end, close to the opening of each cylinder 106, of each spring 108 is connected with a cylindrical bolt 109, and the bolts 109 are matched with the round holes 107; when the telescopic ruler 1 is unfolded, the spring 108 ejects the bolt 109 into the round hole 107, so that the connection and fixation of the three sleeves are realized; when the telescopic ruler 1 is contracted, the three sleeves can be contracted together by pressing the bolt 109.

Further, referring to fig. 2, scale marks 110 perpendicular to the axes of the first cylinder 101, the second cylinder 102 and the third cylinder 103 are all equidistantly arranged on the side wall of the first cylinder 101, and when the telescopic ruler 1 is used for oil level measurement, the positions of the scale marks 110 where the oil-free junctions exist on the outer surface of the telescopic ruler 1 are observed, so that the value of the oil level in the oil guide groove can be judged, and the actual oil level in the oil guide groove can be judged.

Further, referring to fig. 2 and 3, the telescopic ruler 1 further includes a limit bar 111 and a limit groove 112, the outer walls of the first cylinder 101 and the second cylinder 102 are respectively provided with the limit bar 111, the inner walls of the second cylinder 102 and the third cylinder 103 are respectively provided with the limit groove 112, the limit bar 111 of the first cylinder 101 is matched with the limit groove 112 of the second cylinder 102, and the limit bar 111 of the second cylinder 102 is matched with the limit groove 112 of the third cylinder 103; the scales outside the first cylinder 101, the second cylinder 102 and the third cylinder 103 are all on the same straight line by the design; and when the first cylinder 101 or the second cylinder 102 is pulled out, the plug 109 connected with the first cylinder 101 can be directly extruded by the spring 108 to extend into the round hole 107 of the second cylinder 102, and the plug 109 connected with the second cylinder 102 can be directly extruded by the spring 108 to extend into the round hole 107 of the third cylinder 103.

Specifically, referring to fig. 4, the supporting plate 2 is a circular plate, one end surface of the supporting plate 2 is connected with a first threaded cylinder 201, the diameter of the supporting plate 2 is smaller than the inner diameter of the oil filling hole or the oil measuring hole, and when the first threaded cylinder 201 of the supporting plate is connected with the first threaded column 104 of the first cylinder 101, the contact area between the end part of the telescopic ruler 1 and the water guide groove can be increased, so that the telescopic ruler 1 is erected in the water guide groove.

Specifically, referring to fig. 5, the limiting mechanism includes a limiting cylinder 301, an annular baffle 302 and a knob 303, the limiting cylinder 301 is a cylinder 106 structure with two open ends, inner diameters of the limiting cylinder 301 and the annular baffle 302 are all matched with the outer diameter of the third cylinder 103, one end of the limiting cylinder 301 is vertically connected with one end face of the annular baffle 302, a threaded hole 3011 communicated with the inner space of the limiting cylinder 301 is formed in the outer wall of the limiting cylinder 301, and the threaded hole 3011 is connected with the knob 303 in an internal thread manner.

Further, referring to fig. 5, the end face of the annular baffle 302 is parallel to the end face of the support plate 2, and the outer diameter of the annular baffle 302 is larger than the aperture of the oil filler or measuring hole; when the terminal surface that backup pad 2 kept away from first barrel 101 and lead the oil groove bottom surface subsides, first barrel 101, second barrel 102 and third barrel 103 are all perpendicular with the interior bottom surface of oil groove, make annular baffle 302 keep away from the terminal surface laminating guide groove outside of spacing barrel 301 again and outer top surface, telescopic ruler 1 can stand upright in the guide groove, telescopic ruler 1 survey data is the actual oil level in the oil groove promptly, through comparing telescopic ruler 1 survey data with the data that the level gauge is located, can judge whether the level gauge is normal, and the accurate oil mass of controlling the injection guide groove.

Specifically, referring to fig. 6, the handheld mechanism comprises a connection block 401, an annular handle 402 and a second threaded cylinder 403, one end of the connection block 401 is connected with the annular handle 402, the other end of the connection block 401 is connected with the second threaded cylinder 403, the second threaded cylinder 403 is anastomotic with the second threaded column 105, and the handheld mechanism is in threaded connection with the second threaded column 105 of the telescopic rule 1 through the second threaded cylinder 403; the handheld mechanism is convenient to connect and use, and convenient to detach and store.

Further, referring to fig. 6, anti-slip stripes 4021 are arranged on the surface of the ring-shaped handle 402 so that the telescopic ruler 1 is held at an end far from the support plate 2 and the telescopic ruler 1 is drawn out of the oil guiding groove.

Working principle and using process:

before oil level measurement, the limit mechanism 3 is sleeved on the third cylinder 103, the handle is connected with the third cylinder 103, and simultaneously the first cylinder 101 and the second cylinder 102 of the telescopic ruler 1 are pulled out, so that the plug 109 of the first cylinder 101 is clamped in the round hole 107 of the second cylinder 102, and the plug 109 of the second cylinder 102 is clamped in the round hole 107 of the third cylinder 103. When the oil level is measured, the annular handle 402 is held, the telescopic ruler 1 is stretched into the water guide groove until the end surface of the supporting plate 2, which is far away from the first cylinder 101, is abutted against the inner bottom of the water guide groove, the position of the limiting mechanism is adjusted, the end surface of the annular baffle 302, which is far away from the limiting cylinder 301, is abutted against the outer top of the water guide groove, and meanwhile, the limiting cylinder 301 is fixed on the third cylinder 103 by the adjusting knob 303; the hand-held annular handle 402 is used for drawing out the telescopic ruler 1, and the numerical value of the scale line 110 at the juncture of whether the oil trace exists on the outer surface of the telescopic ruler 1 is the distance from the current upper oil surface to the bottom surface of the water guide oil groove, namely the actual oil level. After the oil level measurement is finished, the surface of the telescopic ruler 1 is wiped, the bolt 109 is pressed to retract the telescopic ruler 1, and the supporting plate 2, the handheld mechanism and the limiting mechanism are separated from the telescopic ruler 1 respectively.

In the application, under the action of the annular baffle 302 and the support plate 2, the telescopic ruler 1 can stand in the water guide groove without being held by hands, so that inaccurate measurement data caused by the fact that the telescopic ruler 1 is not perpendicular to the inner bottom surface of the water guide groove is avoided; the actual oil level value can be known by observing the value of the scale mark 110 where the oil trace on the outer surface of the telescopic ruler 1 is located, and all the parts can be detached, so that the oil level measuring device on the water guide groove of the hydropower station is convenient to use and convenient to store and carry.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. An oil level measuring device on power station water leads oil groove, characterized by comprising: the telescopic ruler comprises an expansion ruler (1), a supporting plate (2) and a limiting mechanism, wherein one end of the expansion ruler (1) is perpendicular to one end face of the supporting plate (2) and is in threaded connection with the end face, and the side wall of the other end of the expansion ruler (1) is sleeved with the limiting mechanism;

the limiting mechanism comprises a limiting cylinder (301), an annular baffle (302) and a knob (303), one end of the limiting cylinder (301) is coaxially connected with one end face of the annular baffle (302), the limiting cylinder (301) and the annular baffle (302) are sleeved on the outer side of the telescopic ruler (1), a threaded hole (3011) communicated with the inner space of the limiting cylinder (301) is formed in the side wall of the limiting cylinder (301), and the knob (303) is connected with the limiting cylinder (301) through the threaded hole (3011).

2. Hydropower station water lead on-tank oil level measuring device according to claim 1, characterized in that the telescopic ruler (1) comprises: a first cylinder (101), a second cylinder (102), a third cylinder (103), a first threaded column (104) and a second threaded column (105); one end of the first cylinder body (101) is sealed and coaxially connected with the first threaded column (104), the other end of the first cylinder body (101) is in fit connection with the inside of one end of the second cylinder body (102), the other end of the second cylinder body (102) is in fit connection with the inside of one end of the first cylinder body (101), and the other end of the first cylinder body (101) is sealed and coaxially connected with the second threaded column (105).

3. The device for measuring the oil level on a water-conducting tank of a hydropower station according to claim 2, characterized in that said telescopic ruler (1) further comprises: a spring (108) and a plug (109); the first barrel (101) with the lateral wall that first screw thread post (104) one end was kept away from to second barrel (102) all sets up a drum (106), second barrel (102) with the lateral wall that second screw thread post (105) one end was kept away from to third barrel (103) all sets up a round hole (107), and the axis of every drum (106) and every round hole (107) all is in the coplanar and is parallel to each other, all installs a spring (108) in every drum (106), and every spring (108) is close to one end that corresponds drum (106) all and connects a bolt (109), and every bolt (109) all coincide with corresponding round hole (107).

4. A hydropower station water-guiding tank oil level measuring device according to claim 3, characterized in that the telescopic ruler (1) further comprises scale marks (110), limit strips (111) and limit grooves (112); the outer walls of the first barrel (101), the second barrel (102) and the third barrel (103) are all arranged along the same straight line the scale marks (110), the outer walls of the first barrel (101) and the second barrel (102) are provided with limit strips (111), the inner walls of the second barrel (102) and the first barrel (101) are provided with limit grooves (112), the limit strips (111) of the first barrel (101) are matched with the limit grooves (112) of the second barrel (102), and the limit strips (111) of the second barrel (102) are matched with the limit grooves (112) of the third barrel (103).

5. A hydropower station water-guiding tank oil level measuring device according to claim 3, characterized in that the supporting plate (2) is a circular plate, one end surface of the supporting plate (2) is coaxially connected with a first threaded cylinder (201), and the first threaded column (104) is matched with the first threaded column (104).

6. The hydropower station water lead on-tank oil level measurement device of claim 2, further comprising a hand-held mechanism comprising: the device comprises a first supporting connecting block (401), a second threaded cylinder (403) and an annular handle (402), wherein one end of the connecting block (401) is connected with the second threaded cylinder (403), and the other end of the connecting block (401) is connected with the annular handle (402); the second thread cylinder (403) is anastomotic with the second thread column (105), and anti-skid stripes (4021) are distributed on the outer side of the annular handle (402).