CN219178665U - Water level measuring instrument - Google Patents
Water level measuring instrument Download PDFInfo
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- CN219178665U CN219178665U CN202320253888.4U CN202320253888U CN219178665U CN 219178665 U CN219178665 U CN 219178665U CN 202320253888 U CN202320253888 U CN 202320253888U CN 219178665 U CN219178665 U CN 219178665U
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- level measuring
- measuring instrument
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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Abstract
The utility model discloses a water level measuring instrument, which relates to the technical field of water level measuring devices and comprises a water level measuring instrument main body and a connecting rope, wherein the tail end of the connecting rope can be arranged on the water level measuring instrument main body; still include rope coiling mechanism and protector, the head end of connecting the rope can be installed on rope coiling mechanism, can pack up or release the connecting rope through rope coiling mechanism to the position of adjustment water level measuring apparatu main part in the deep well is convenient for measure the inside water level of deep well, and install protector in the water level measuring apparatu main part, at the in-process of measuring the water level, can collide the protection to the water level measuring apparatu main part through protector, avoided water level measuring apparatu main part and the inside rock collision of deep well to cause the damage.
Description
Technical Field
The utility model relates to the technical field of water level measuring devices, in particular to a water level measuring instrument.
Background
The water level measuring instrument is also called water level detector, and is an important water level monitoring and recording instrument for pumping test. The water pumping test is an important means for resource geological exploration, and aims to study important hydrogeological characteristics of an aquifer, obtain hydrogeological parameters of the aquifer, evaluate the water enrichment of the aquifer and provide data for predicting the water inflow of a mine and evaluating the comprehensive utilization of underground water. The section distance of the water pumping test is determined according to the purpose of water pumping, and the water level measuring instrument is an important water level monitoring and recording instrument for the water pumping test on the basis of the principle that the water level, the flow, the water quality and the permeability of each aquifer can be obtained respectively.
At present, when the water level inside a deep well is measured by the existing water level measuring instrument, the water level measuring instrument is usually directly connected with the water level measuring instrument by using a rope, then the water level measuring instrument is placed in the deep well, and the water level inside the deep well is measured by the water level measuring instrument, however, the water level measuring instrument is easy to collide with rocks on the inner wall in the downward extending process due to different flatness of the rocks on the inner wall of the deep well, so that the measuring instrument is damaged.
Therefore, how to provide a water level measuring instrument, which is not easy to collide and damage in the process of measuring the water level, is a problem to be solved by the person skilled in the art.
Disclosure of Invention
The utility model aims to provide a water level measuring instrument, which solves the problems in the prior art, and can avoid damage caused by collision between a water level measuring instrument main body and rock in a deep well in the water level measuring process.
In order to achieve the above object, the present utility model provides the following solutions:
the utility model provides a water level measuring instrument, which comprises a water level measuring instrument main body and a connecting rope, wherein the tail end of the connecting rope can be arranged on the water level measuring instrument main body; the water level measuring instrument comprises a water level measuring instrument main body, and is characterized by further comprising a rope winding device and a protecting device, wherein the head end of the connecting rope can be installed on the rope winding device, the rope winding device can be used for winding up or unwinding the connecting rope so as to adjust the position of the water level measuring instrument main body, the protecting device is installed on the water level measuring instrument main body, and the protecting device is used for protecting the water level measuring instrument main body in a collision mode.
Preferably, the rope winding device comprises a first supporting plate, a second supporting plate, a winding roller and a rotating rod; the first support plate is parallel to the second support plate, the winding roller is rotatably arranged between the first support plate and the second support plate, and the winding roller is perpendicular to the first support plate and the second support plate; the connecting rope can be wound on the winding roller, and one end of the rotating rod can penetrate through the first supporting plate and is fixedly connected with the winding roller.
Preferably, the rotating rod is S-shaped, and a handle sleeve is sleeved at one end of the rotating rod, which is far away from the wind-up roll.
Preferably, the first support plate and the second support plate are triangular support plates, three vertex angles of the first support plate are in one-to-one correspondence with three vertex angles of the second support plate, and a reinforcing rod is arranged between the corresponding two vertex angles.
Preferably, the protection device is a round cylinder, the water level measuring instrument body can be placed in the protection device, a water inlet is formed in the bottom of the protection device, and a plurality of through holes are formed in the top of the protection device.
Preferably, a filter screen is arranged at the water inlet.
Preferably, the protection device comprises a first protection cylinder and a second protection cylinder, the first protection cylinder and the second protection cylinder are semicircular cylinders, the first protection cylinder and the second protection cylinder can be spliced with each other, one side of the first protection cylinder and one side of the second protection cylinder can be rotatably connected, and the other side of the first protection cylinder and the other side of the second protection cylinder can be fixedly connected through a limiting component, so that an opening of the protection device can be closed; the water level measuring instrument is characterized in that a first limiting plate is arranged in the first protection cylinder, a second limiting plate is arranged in the second protection cylinder, and an installation space of the water level measuring instrument main body is formed between the first limiting plate and the second limiting plate.
Preferably, a rubber anti-slip pad is arranged on the inner side of the first limiting plate and the inner side of the second limiting plate.
Preferably, the limiting assembly comprises a first U-shaped frame, a limiting pull rod and an L-shaped limiting rod;
the side edge of the first U-shaped frame is fixed at the edge of the outer side of the first protection cylinder, which is close to the opening of the protection device, a vertical part of the first U-shaped frame, which is far away from the first protection cylinder, is provided with a movable groove, the inner side of the first U-shaped frame, which is close to the vertical part of the first protection cylinder, is provided with a limit hole, one end of the limit pull rod can penetrate through the movable groove and be inserted into the limit hole, the limit pull rod can slide in the movable groove and the limit hole, the other end of the limit pull rod is a pulling end, and the pulling end is positioned outside the movable groove; a limiting groove is formed in the upper side and the lower side of the movable groove, a reset spring is arranged on one side, close to the pulling end, of each limiting groove, the upper side and the lower side of each limiting pull rod are fixedly connected with a sliding block, and the sliding blocks can be abutted with the corresponding reset springs;
the L-shaped limiting rod is horizontally arranged at the edge of the outer side of the second protection cylinder, which is close to the opening of the protection device, when the first protection cylinder is combined with the second protection cylinder, the L-shaped limiting rod can be inserted between two vertical parts of the first U-shaped frame, and the folded edge of the L-shaped limiting rod can be clamped with the limiting pull rod.
Preferably, the limiting assembly further comprises a second U-shaped frame, the side edge of the second U-shaped frame is fixed at the edge, close to the opening of the protecting device, of the outer side of the second protecting cylinder, the position of the second U-shaped frame corresponds to the position of the first U-shaped frame, and an L-shaped limiting rod is fixedly connected between two vertical parts of the second U-shaped frame.
Compared with the prior art, the utility model has the following technical effects:
the water level measuring instrument provided by the utility model comprises the water level measuring instrument main body, the connecting rope, the rope winding device and the protecting device, wherein the connecting rope can be retracted or released through the rope winding device so as to pull the water level measuring instrument main body at the tail end of the connecting rope, thereby realizing the adjustment of the position of the water level measuring instrument main body in a deep well, facilitating the measurement of the water level in the deep well, and the protecting device is arranged on the water level measuring instrument main body, so that the water level measuring instrument main body can be protected from collision through the protecting device in the water level measuring process, and the damage caused by the collision of the water level measuring instrument main body and rocks in the deep well is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a water level gauge provided by the present utility model;
FIG. 2 is a schematic diagram of a rope winding device provided by the utility model;
FIG. 3 is a schematic view of a first protective cylinder and a second protective cylinder with a water level gauge body placed therein according to the present utility model;
FIG. 4 is a schematic cross-sectional view of the limiting pull rod provided by the utility model penetrating through the first U-shaped frame;
in the figure: the water level measuring instrument comprises a 01-water level measuring instrument main body, a 02-connecting rope, a 1-first supporting plate, a 2-second supporting plate, a 3-winding roller, a 4-rotating rod, a 401-handle sleeve, a 5-reinforcing rod, a 6-first protective cylinder, a 7-second protective cylinder, an 8-first limiting plate, an 801-rubber anti-skid pad, a 9-through hole, a 10-filter screen, an 11-first U-shaped frame, a 1101-movable groove, a 1102-limiting hole, a 1103-limiting groove, a 1104-reset spring, a 12-limiting pull rod, a 1201-sliding block, a 13-L-shaped limiting rod and a 14-second U-shaped frame.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
The utility model aims to provide a water level measuring instrument, which solves the problems in the prior art and can avoid damage caused by collision between a water level measuring instrument main body and rock in a deep well in the water level measuring process.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1, the present embodiment provides a water level gauge including a water level gauge body 01 and a connection rope 02, the end of the connection rope 02 being capable of being mounted on the water level gauge body 01; still include rope coiling mechanism and protector, the head end of connecting rope 02 can be installed on rope coiling mechanism, can pack up or release connecting rope 02 through rope coiling mechanism to adjust the position of water level measuring apparatu main part 01 in the deep well, be convenient for measure the inside water level of deep well, and install protector on water level measuring apparatu main part 01, in the in-process of measuring the water level, can collide protection to water level measuring apparatu main part 01 through protector, avoided water level measuring apparatu main part 01 to collide with the inside rock of deep well and cause the damage.
In this embodiment, as shown in fig. 2, the rope winding device includes a first support plate 1, a second support plate 2, a winding roller 3, and a rotating lever 4; the first support plate 1 is parallel to the second support plate 2, a winding roller 3 is rotatably arranged between the first support plate 1 and the second support plate 2, the winding roller 3 is perpendicular to the first support plate 1 and the second support plate 2, and two ends of the winding roller 3 are respectively positioned in the middle of the first support plate 1 and the middle of the second support plate 2; the connecting rope 02 can be wound on the wind-up roll 3, and one end of the rotating rod 4 can penetrate through the first supporting plate 1 and is fixedly connected with the wind-up roll 3. Specifically, in this embodiment, the first support plate 1 and the second support plate 2 are triangular support plates, three vertex angles of the first support plate 1 and three vertex angles of the second support plate 2 are in one-to-one correspondence, and a reinforcing rod 5 is disposed between the two corresponding vertex angles, so as to form a relatively stable support frame.
In this embodiment, the rotating rod 4 is S-shaped, and a handle sleeve 401 is sleeved on one end of the rotating rod 4 away from the wind-up roller 3, so that the rotating rod 4 can be rotated during use.
In this embodiment, protector is circular barrel, and water level gauge main part 01 can place in protector, and protector can resist the collision of deep well interior rock, and protector's bottom is provided with the water inlet, and protector's top is provided with a plurality of through-holes 9, and whole through-holes 9 evenly lay at protector's top.
Further, the water inlet department is provided with filter screen 10, and the material of filter screen 10 of this embodiment is preferably 304 stainless steel material, has higher corrosion resistance in the use, and is not fragile, can filter the impurity in the aquatic through filter screen 10, avoids impurity in the aquatic to get into protector's inside and produce the pollution to water level measuring apparatu main part 01 to, under filter screen 10 and through-hole 9's interact, the circulation of water in protector of being convenient for is favorable to water level measuring apparatu main part 01 to measuring the water level in the deep well, convenient to use.
In this embodiment, as shown in fig. 3, the protection device includes a first protection cylinder 6 and a second protection cylinder 7, where the first protection cylinder 6 and the second protection cylinder 7 are semi-circular cylinders, and the first protection cylinder 6 and the second protection cylinder 7 can be mutually spliced, where one side of the first protection cylinder 6 is rotationally connected with one side of the second protection cylinder 7 through a hinge, and the other side of the first protection cylinder 6 and the other side of the second protection cylinder 7 can be fixedly connected through a limiting component, so that an opening of the protection device can be closed; a first limiting plate 8 is arranged in the first protection cylinder 6, a second limiting plate is arranged in the second protection cylinder 7, and an installation space of the water level measuring instrument main body 01 is formed between the first limiting plate 8 and the second limiting plate.
Further, the inner side of the first limiting plate 8 and the inner side of the second limiting plate are both provided with a rubber anti-slip pad 801, and friction force between the first limiting plate 8 and the second limiting plate and the water level measuring instrument main body 01 can be increased through the two rubber anti-slip pads 801, so that the water level measuring instrument main body 01 has better stability when being installed between the first limiting plate 8 and the second limiting plate, and when measuring the water level, the phenomenon that the water level measuring instrument main body 01 slides between the first limiting plate 8 and the second limiting plate can be avoided, and the measurement stability of the water level measuring instrument main body 01 is improved.
In this embodiment, the limiting assembly includes a first U-shaped frame 11, a limiting pull rod 12, and an L-shaped limiting rod 13;
the side edge of the first U-shaped frame 11 is fixed at the edge of the outer side of the first protection cylinder 6, which is close to the opening of the protection device, a vertical part of the first U-shaped frame 11, which is far away from the first protection cylinder 6, is provided with a movable groove 1101, the inner side of the first U-shaped frame 11, which is close to the vertical part of the first protection cylinder 6, is provided with a limiting hole 1102, the inner diameters of the movable groove 1101 and the limiting hole 1102 are matched with the outer diameter of the limiting pull rod 12, one end of the limiting pull rod 12 can pass through the movable groove 1101 and be inserted into the limiting hole 1102, the limiting pull rod 12 can slide in the movable groove 1101 and the limiting hole 1102, the other end of the limiting pull rod 12 is a pulling end, and the pulling end is positioned outside the movable groove 1101; a limiting groove 1103 is formed in the upper side and the lower side of the movable groove 1101, a reset spring 1104 is arranged on one side, close to the pulling end, of each limiting groove 1103, a sliding block 1201 is fixedly connected to the upper side and the lower side of the limiting pull rod 12, and the two sliding blocks 1201 are respectively positioned in the two limiting grooves 1103 and can be abutted against the reset springs 1104 in the corresponding limiting grooves 1103; specifically, as shown in fig. 4, the limiting pull rod 12 of the present embodiment is T-shaped, when a worker pulls the pulling end of the limiting pull rod 12 to the left, the slide block 1201 on the limiting pull rod 12 moves to the left against the elastic force of the return spring 1104, compressing the return spring 1104, when the worker releases the limiting pull rod 12, the return spring 1104 pushes the slide block 1201 to move to the right under the action of the restoring force, so that the limiting pull rod 12 can be stably reset, and the limiting pull rod has a reasonable structure and is convenient to use.
In this embodiment, the L-shaped stop lever 13 is horizontally disposed at the edge of the outer side of the second protection barrel 7 near the opening of the protection device, when the first protection barrel 6 is combined with the second protection barrel 7, the L-shaped stop lever 13 can be inserted between two vertical portions of the first U-shaped frame 11, and the folded edge of the L-shaped stop lever 13 can be clamped with the stop pull rod 12.
Further, the limiting assembly further comprises a second U-shaped frame 14, the side edge of the second U-shaped frame 14 is fixed at the edge, close to the opening of the protective device, of the outer side of the second protective cylinder 7, the position of the second U-shaped frame 14 corresponds to the position of the first U-shaped frame 11, and an L-shaped limiting rod 13 is fixedly connected between two vertical parts of the second U-shaped frame 14; specifically, when first protective cylinder 6 and second protective cylinder 7 are amalgamated and fixed, through rotating L type gag lever post 13 on second protective cylinder 7 to the recess of first U type frame 11 on first protective cylinder 6, utilize gag lever post 12 to carry out spacing fixedly to L type gag lever post 13, can avoid L type gag lever post 13 to break away from in first U type frame 11, thereby fix the edge of second protective cylinder 7 in the edge of corresponding first protective cylinder 6, realize that protector's opening is firmly closed, make protector protect its inside water level measuring apparatu main part 01 better, convenient to use.
The use process of the embodiment is as follows: the first end of the connecting rope 02 is fixed on the winding drum, the tail end of the connecting rope 02 passes through the through hole on the first protective cylinder 6 and is fixed on the water level measuring instrument main body 01, the water level measuring instrument main body 01 is placed in the first protective cylinder 6, then the second protective cylinder 7 is rotated, the first limiting plate 8 and the second limiting plate clamp and fix the water level measuring instrument main body 01 under the mutual cooperation, then the limiting pull rod 12 on the first U-shaped frame 11 is pulled, the right end of the limiting pull rod 12 is separated from the limiting hole 1102, at the moment, the sliding blocks 1201 on the two sides of the limiting pull rod 12 move leftwards against the elastic force of the restoring spring 1104, then the L-shaped limiting pull rod 13 on the second protective cylinder 7 is rotated, when the L-shaped limiting pull rod 13 moves onto the first U-shaped frame 11, the limiting pull rod 12 is released, the restoring spring 1104 pushes the sliding block 1201 to move rightwards, the right end of the limiting pull rod 12 moves into the limiting hole 1102, the L-shaped limiting rod 13 is limited and fixed, so that the edge of the second protective cylinder 7 is fixed at the edge of the corresponding first protective cylinder 6, then the rope winding device is placed on the upper end surface of a deep well of which the water level needs to be measured, then a worker holds the rotating rod 4 and rotates, and drives the winding roller 3 to rotate under the action of the rotation of the rotating rod 4, so that the water level measuring instrument main body 01 drives the connecting rope 02 to move towards the interior of the deep well under the action of gravity and measures the water level in the deep well, the first protective cylinder 6 and the second protective cylinder 7 protect the water level measuring instrument main body 01 in the process of moving the water level measuring instrument main body 01 towards the interior of the deep well, damage caused by collision between the water level measuring instrument main body 01 and rocks in the deep well is avoided, the use safety of the water level measuring instrument main body 01 is effectively improved, the filter screen 10 through first protection section of thick bamboo 6 and second protection section of thick bamboo 7 bottom can filter the impurity in the water, avoid the impurity in the aquatic to get into inside the water level measuring apparatu main part 01 and produce the pollution, simultaneously, under the interact of filter screen 10 and through-hole 9, be convenient for water circulate between first protection section of thick bamboo 6 and the second protection section of thick bamboo 7, be favorable to water level measuring apparatu main part 01 to measuring the water level in the deep well, and convenient to use, and, the whole device of this embodiment is light in weight, portable also is convenient for install and dismantle water level measuring apparatu main part 01, and easy operation, the practicality is strong.
The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (10)
1. The water level measuring instrument comprises a water level measuring instrument main body and a connecting rope, wherein the tail end of the connecting rope can be installed on the water level measuring instrument main body; the method is characterized in that: the water level measuring instrument comprises a water level measuring instrument main body, and is characterized by further comprising a rope winding device and a protecting device, wherein the head end of the connecting rope can be installed on the rope winding device, the rope winding device can be used for winding up or unwinding the connecting rope so as to adjust the position of the water level measuring instrument main body, the protecting device is installed on the water level measuring instrument main body, and the protecting device is used for protecting the water level measuring instrument main body in a collision mode.
2. The water level gauge of claim 1, wherein: the rope winding device comprises a first supporting plate, a second supporting plate, a winding roller and a rotating rod; the first support plate is parallel to the second support plate, the winding roller is rotatably arranged between the first support plate and the second support plate, and the winding roller is perpendicular to the first support plate and the second support plate; the connecting rope can be wound on the winding roller, and one end of the rotating rod can penetrate through the first supporting plate and is fixedly connected with the winding roller.
3. The water level gauge of claim 2, wherein: the bull stick is the S-shaped, the bull stick is kept away from the one end cover of wind-up roll is equipped with the handle cover.
4. A water level gauge as claimed in claim 3, wherein: the first supporting plate and the second supporting plate are triangular supporting plates, three vertex angles of the first supporting plate are in one-to-one correspondence with three vertex angles of the second supporting plate, and a reinforcing rod is arranged between the corresponding two vertex angles.
5. The water level gauge as claimed in any one of claims 1-4, wherein: the protection device is a round cylinder, the water level measuring instrument body can be placed in the protection device, a water inlet is formed in the bottom of the protection device, and a plurality of through holes are formed in the top of the protection device.
6. The water level gauge of claim 5, wherein: the water inlet is provided with a filter screen.
7. The water level gauge of claim 5, wherein: the protection device comprises a first protection cylinder and a second protection cylinder, wherein the first protection cylinder and the second protection cylinder are semicircular cylinders, the first protection cylinder and the second protection cylinder can be mutually spliced, one side of the first protection cylinder and one side of the second protection cylinder can be rotationally connected, and the other side of the first protection cylinder and the other side of the second protection cylinder can be fixedly connected through a limiting component so that an opening of the protection device can be closed; the water level measuring instrument is characterized in that a first limiting plate is arranged in the first protection cylinder, a second limiting plate is arranged in the second protection cylinder, and an installation space of the water level measuring instrument main body is formed between the first limiting plate and the second limiting plate.
8. The water level gauge of claim 7, wherein: the inner side of the first limiting plate and the inner side of the second limiting plate are both provided with a rubber anti-slip pad.
9. The water level gauge of claim 7, wherein: the limiting assembly comprises a first U-shaped frame, a limiting pull rod and an L-shaped limiting rod;
the side edge of the first U-shaped frame is fixed at the edge of the outer side of the first protection cylinder, which is close to the opening of the protection device, a vertical part of the first U-shaped frame, which is far away from the first protection cylinder, is provided with a movable groove, the inner side of the first U-shaped frame, which is close to the vertical part of the first protection cylinder, is provided with a limit hole, one end of the limit pull rod can penetrate through the movable groove and be inserted into the limit hole, the limit pull rod can slide in the movable groove and the limit hole, the other end of the limit pull rod is a pulling end, and the pulling end is positioned outside the movable groove; a limiting groove is formed in the upper side and the lower side of the movable groove, a reset spring is arranged on one side, close to the pulling end, of each limiting groove, a sliding block is fixedly connected to the upper side and the lower side of each limiting pull rod, and the sliding blocks can be abutted to the corresponding reset springs;
the L-shaped limiting rod is horizontally arranged at the edge of the outer side of the second protection cylinder, which is close to the opening of the protection device, when the first protection cylinder is combined with the second protection cylinder, the L-shaped limiting rod can be inserted between two vertical parts of the first U-shaped frame, and the folded edge of the L-shaped limiting rod can be clamped with the limiting pull rod.
10. The water level gauge of claim 9, wherein: the limiting assembly further comprises a second U-shaped frame, the side edge of the second U-shaped frame is fixed at the edge, close to the opening of the protecting device, of the outer side of the second protecting cylinder, the position of the second U-shaped frame corresponds to the position of the first U-shaped frame, and an L-shaped limiting rod is fixedly connected between two vertical parts of the second U-shaped frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320253888.4U CN219178665U (en) | 2023-02-07 | 2023-02-07 | Water level measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320253888.4U CN219178665U (en) | 2023-02-07 | 2023-02-07 | Water level measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219178665U true CN219178665U (en) | 2023-06-13 |
Family
ID=86666328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320253888.4U Active CN219178665U (en) | 2023-02-07 | 2023-02-07 | Water level measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219178665U (en) |
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2023
- 2023-02-07 CN CN202320253888.4U patent/CN219178665U/en active Active
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