A water pressure test device for geological survey of water conservancy and hydropower engineering
By designing a pressurized water test device for geological survey of water conservancy and hydropower engineering, using the coordination of motor-driven threaded rods and pressurized plates, the problem that existing devices are difficult to test the water limit of hard objects is solved, and effective testing of the pressure limit of objects and improving pressure stability and controllability is achieved.
Patent Information
- Application Number
- CN202510021457.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-07
- Publication Date
- 2025-04-08
AI Technical Summary
Existing pressurized water test devices are difficult to effectively test the pressurized water limit of hard objects, and it is difficult to increase the water pressure of the regulating valve.
A pressurized water test device for geological survey of water conservancy and hydropower engineering was designed. By cooperating with the threaded rod and the pressurized plate of the motor, the air pressure outside the water flow is changed, thereby increasing the water pressure in the water flow and increasing the pressure on the test object.
Effective pressurized water test on hard objects is realized, the pressure limit of the object can be tested, and the pressure stability and controllability during the test are improved.
Smart Images
Figure CN119779861A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of water pressure testing, and in particular to a water pressure testing device for geological survey of water conservancy and hydropower engineering. Background Art
[0002] Water conservancy and hydropower engineering refers to the engineering field that uses water resources for comprehensive development and utilization, mainly including water resource regulation, hydropower energy development, irrigation, flood control and water supply.
[0003] A water pressure test device is a device used to test the bearing capacity, permeability and stability of materials under water pressure. Generally, water conservancy and hydropower projects need to understand the characteristics of geology and need to use water pressure test devices. However, current water pressure test devices generally use regulating valves to control the water pressure applied to rocks or soil layers during the test. If the test object is too hard, it is difficult for the regulating valve to test the water pressure limit of the hard object, and the water pressure needs to be increased.
[0004] In order to solve the above problems, we proposed a water pressure test device for geological survey of water conservancy and hydropower engineering. Summary of the invention
[0005] The purpose of the present invention is to solve the problems in the background technology and to propose a water pressure test device for geological survey of water conservancy and hydropower engineering.
[0006] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a water pressure test device for geological survey of water conservancy and hydropower engineering, comprising a base, a test box is arranged on the base, support plates are arranged on both sides, a support top plate is arranged on the top of the support plate, a motor 1 is arranged on the support top plate, a threaded rod is arranged on the driving end of the motor 1 through the support top plate, a threaded sleeve is arranged on the bottom of the threaded sleeve through the top of the test box, a pressure plate is arranged on the bottom of the threaded sleeve, a bevel gear 2 is arranged on the upper part of the threaded rod, a rotating rod 1 is rotatably arranged on the left side of the support plate on the right side, and a rotating rod 1 is arranged at the end of the rotating rod 1 with a thread connected to the cone gear. Gear 2 is vertically meshed with bevel gear 1, a pulley 1 is arranged on the outer side of the rotating rod 1, a rotating rod 2 is rotatably arranged on the supporting plate below the rotating rod 1, a pulley 2 is arranged on the outer side of the rotating rod 2, the pulley 2 is connected to the pulley 1 through a belt, a push cylinder is arranged on the right side of the testing box through the rotating rod 2, a plurality of springs are evenly arranged on the outer side of the pushing cylinder, a sliding groove is arranged at the bottom of the testing box, an extrusion plate is slidably arranged on the sliding groove, the ends of the plurality of springs are connected to the outer side of the extrusion plate, and a fixing plate corresponding to the position of the extrusion plate is arranged on the left side of the testing box.
[0007] Furthermore, a water tank is arranged on the outer side of the support plate on the left side, a water pump is arranged in the water tank, a regulating valve penetrating the left support plate is arranged on the output end of the water tank, a water pipe connected to the left side of the test box is arranged on the outer side of the regulating valve, and a pressure sensor is arranged on the left side of the test box.
[0008] Furthermore, a sealed box is provided in the test box, a motor 2 is provided in the sealed box, a rotating rod 3 passing through the sealed box is provided at the driving end of the motor 2, and a plurality of fan blades are evenly provided at the output end of the rotating rod 3.
[0009] Furthermore, limited telescopic rods are respectively arranged on both sides between the pressure plate and the top of the test box.
[0010] Furthermore, the position-limiting telescopic rod comprises fixed frames respectively arranged on both sides of the top of the pressure plate, the telescopic rod is slidably arranged in the fixed frame, and the top of the telescopic rod is fixedly connected to the top of the test box.
[0011] Furthermore, the push tube and the two ends of the rotating rod form a barrel-shaped cam telescopic mechanism, the push tube is provided with an arc-shaped sliding hole, and the outer side of the rotating rod 2 is provided with a convex rod passing through the arc-shaped sliding hole, and the push tube can be telescopically arranged on the outer side of the rotating rod 2 through the arc-shaped sliding hole and the convex rod.
[0012] Furthermore, the length and width of the pressure plate match the length and width of the inner side of the test box.
[0013] Furthermore, the sealing box is located on the left side of the fixing plate.
[0014] Furthermore, a sealing cover is rotatably provided on the outer side of the test box, and a pressure glass is provided on the sealing cover.
[0015] Furthermore, a plurality of openings are evenly arranged on the fixing plate and the extrusion plate, respectively, and a limiting plate is arranged on the outer side of the fixing plate, and the limiting plate is used to limit the minimum safety distance between the fixing plate and the extrusion plate.
[0016] Compared with the existing technology, the present invention proposes a water pressure test device for geological survey of water conservancy and hydropower engineering, which has the following advantages: 1. The threaded rod is rotated by the motor, and the threaded sleeve moves downward after the threaded rod rotates, and drives the pressure plate to move downward. When the pressure plate moves downward, the air pressure outside the water flow will change, thereby increasing the water pressure inside the water flow, thereby increasing the pressure of the water flow on the test object, and testing the pressure limit of the object by increasing the water pressure; 2. When the motor rotates, the bevel gear 2 drives the bevel gear 1 to rotate, the rotating rod 1 and the pulley 1 are affected to rotate, the push cylinder is affected by the convex rod and moves vertically to the left, and the extrusion plate moves vertically to the left along the sliding groove, thereby measuring the maximum pressure value that the test object can withstand. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 Shows a stereoscopic view of the overall structure of the present invention; Figure 2 The internal structure of the present invention is shown in three dimensions. Figure 1 ; Figure 3 The internal structure of the present invention is shown in three dimensions. Figure 2 ; Figure 4 A three-dimensional diagram of the connection structure of the test box in the present invention is shown.
[0018] In the figure: 1 base, 2 sealing cover, 3 pressure glass, 4 support plate, 5 belt, 6 threaded rod, 7 motor 1, 8 support top plate, 9 water tank, 10 pressure plate, 11 regulating valve, 12 water pipe, 13 pressure sensor, 14 fixed plate, 15 extrusion plate, 16 push cylinder, 17 convex rod, 18 threaded sleeve, 19 rotating rod 1, 20 bevel gear 1, 21 fixed frame, 22 telescopic rod, 23 pulley 1, 24 pulley 2, 25 rotating rod 2, 26 rotating rod 3, 27 fan blade, 28 bevel gear 2, 29 spring, 30 test box, 31 limit plate, 32 motor 2, 33 sealing box. DETAILED DESCRIPTION
[0019] The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
[0020] Reference Figure 1-Figure 4A water pressure test device for geological survey of water conservancy and hydropower engineering comprises a base 1, the left and right sides of the top of the base 1 are fixedly connected with support plates 4, the top of the base 1 is provided with a support top plate 8, the bottom of the support top plate 8 is fixedly connected to the top of the support plate 4, a test box 30 is fixedly arranged on the top of the base 1, the outer wall of the test box 30 is rotatably connected with a sealing cover 2, the top of the support top plate 8 is fixedly connected with a motor 7, the driving end of the motor 7 passes through the support top plate 8 and is fixedly connected with a threaded rod 6, the outer side of the threaded rod 6 is provided with a threaded sleeve 18, the threaded sleeve 18 passes through the test box 30, the bottom of the threaded sleeve 18 is rotatably connected with a pressure plate 10, the top of the pressure plate 10 is fixedly connected with two fixed frames 21, the inner side wall of the fixed frame 21 is slidably connected with a telescopic rod 22, the top of the telescopic rod 22 is fixedly connected to the inner side wall of the test box 30, the outer fixed sleeve of the motor 7 is provided with a bevel gear 28, the left side of the right support plate 4 The wall is rotatably connected with a rotating rod 19, and the end of the rotating rod 19 is fixedly connected with a bevel gear 20, which is vertically meshed with a bevel gear 28. The outer fixed sleeve of the rotating rod 19 is provided with a pulley 23. The left side wall of the support plate 4 is rotatably connected with a rotating rod 25 located below the rotating rod 19, and the outer fixed sleeve of the rotating rod 25 is provided with a pulley 24. The pulley 2 is connected with the pulley 1 23 through a belt 5. The rotating rod 25 passes through the test box 30, and a sliding groove is provided on the bottom inner wall of the test box 30. The outer side of the sliding groove is slidably connected with an extrusion plate 15. A pushing cylinder 16 is provided on the outer side of the rotating rod 25, and the pushing cylinder 16 is provided with an arc-shaped sliding hole. The outer side wall of the rotating rod 25 is fixedly connected with a convex rod 17 passing through the arc-shaped sliding hole. The outer side wall of the pushing cylinder 16 is fixedly connected with a plurality of springs 29, and the ends of the plurality of springs 29 are all fixedly connected to the outer side of the extrusion plate 15. The bottom inner wall of the test box 30 is fixedly connected with a fixed plate 14.
[0021] The outer wall of the left support plate 4 is fixedly connected to a water tank 9, a water pump is arranged in the water tank 9, an output end of the water tank 9 is fixedly connected to a regulating valve 11 which passes through the left support plate 4, an outer wall of the regulating valve 11 is fixedly connected to a water pipe 12 which is fixedly connected to the left side of the test box 30, a pressure sensor 13 is fixedly arranged on the left side wall of the test box 30, and the outer wall of the fixed plate 14 is rotatably connected to a limiting plate 31.
[0022] The inner wall of the test box 30 is fixedly provided with a sealing box 33, the inner wall of the sealing box 33 is fixedly connected with a second motor 32, the driving end of the second motor 32 is fixedly connected with a third rotating rod 26 penetrating the sealing box 33, the outer side of the third rotating rod 26 is fixedly connected with a plurality of fan blades 27, and the sealing cover 2 is provided with a pressure glass 3. The fixing plate 14 is located on the left side of the extrusion plate 15, and the fixing plate 14 and the extrusion plate 15 are provided with a plurality of openings, and two fixing frames 21 are located on the left and right sides of the top of the pressure plate 10.
[0023] A plurality of springs 29 are evenly arranged on the outside of the push cylinder 16, and the length and width of the pressure plate 10 are equal to the length and width of the inner side of the test box 30. The sealing box 33 is located on the left side of the fixed plate 14, and a plurality of fan blades 27 are evenly arranged on the outside of the rotating rod 3 26. A plurality of openings are respectively and evenly arranged on the outside of the fixed plate 14 and the pressure plate 10.
[0024] The working principle of the present invention is as follows: the sealing cover 2 is opened, and the object to be tested is transported into the test box 30 so that it contacts the right side of the fixing plate 14, and then the sealing cover 2 is closed, and then the water in the water tank 9 is pumped into the test box 30 through the water pipe 12, and the water flow is adjusted by adjusting the valve 11. The pressure sensor 13 is used to accurately control the water pressure applied to the test object during the test, which can ensure the stability and controllability of the pressure during the test. The threaded rod 6 is rotated by the motor 7, and the threaded sleeve 18 is moved downward after the threaded rod 6 rotates, and the pressure plate 10 is driven to move downward. The pressure plate 10 is affected by the fixed frame 21 and the telescopic rod 22 and moves vertically downward. When the pressure plate 10 moves downward, the air pressure outside the water flow is changed, thereby increasing the water pressure inside the water flow, thereby increasing the pressure of the water flow on the test object, and testing the pressure limit of the object. When the motor 17 rotates, the bevel gear 120 is driven to rotate through the bevel gear 28, the rotating rod 19 and the pulley 123 are also affected to rotate, the pulley 24 is affected by the pulley 123 and the belt 5 to rotate and drive the rotating rod 25 to rotate, the push cylinder 16 is affected by the protruding rod 17 to move vertically to the left, the extrusion plate 15 is affected by the push cylinder 16 to move vertically to the left along the sliding groove, when the extrusion plate 15 contacts the test object, the pressure plate 10 continues to move downward, the push cylinder 16 also moves vertically to the left and compresses the spring 29, so that the extrusion of the extrusion plate 15 on the test object is enhanced, thereby increasing the pressure of the test object and measuring the maximum pressure that can be tolerated; The motor 2 32 is used to rotate the rotating rod 3 26 , so that the fan blades 27 change the movement state of the water flow in the test box 30 . This can simulate the movement of groundwater, thereby improving the practicality of the device and evaluating the water seepage performance of the test object to evaluate its anti-seepage ability.
[0025] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims
1. A water pressure test device for geological survey of water conservancy and hydropower engineering, comprising a base (1), characterized in that: The base (1) is provided with a test box (30), and support plates (4) are provided on both sides respectively. A support top plate (8) is provided on the top of the support plate (4), and a motor (7) is provided on the support top plate (8). The driving end of the motor (7) passes through the support top plate (8) and is provided with a threaded rod (6). The lower part of the threaded rod (6) passes through the top of the test box (30) and is sleeved with a threaded sleeve (18). The bottom of the threaded sleeve (18) is provided with a pressure plate (10). The upper part of the threaded rod (6) is provided with a bevel gear (28). The left side of the right support plate (4) is rotatably provided with a rotating rod (19). The end of the rotating rod (19) is provided with a bevel gear (20) vertically meshing with the bevel gear (28). The outer side of the rotating rod (19) is provided with A pulley 1 (23), a rotating rod 2 (25) is rotatably arranged on the support plate (4) below the rotating rod 1 (19), a pulley 2 (24) is arranged on the outer side of the rotating rod 2 (25), the pulley 2 (24) is connected to the pulley 1 (23) through a belt (5), the rotating rod 2 (25) passes through the test box (30), a push cylinder (16) is arranged on the right side, a plurality of springs (29) are evenly arranged on the outer side of the push cylinder (16), a sliding groove is arranged at the bottom of the test box (30), an extrusion plate (15) is slidably arranged on the sliding groove, the ends of the plurality of springs (29) are all connected to the outer side of the extrusion plate (15), and a fixing plate (14) corresponding to the position of the extrusion plate (15) is arranged on the left side of the test box (30).
2. A water pressure test device for geological survey of water conservancy and hydropower engineering according to claim 1, characterized in that: A water tank (9) is arranged outside the support plate (4) on the left side, a water pump is arranged inside the water tank (9), a regulating valve (11) penetrating the left support plate (4) is arranged at the output end of the water tank (9), a water pipe (12) connected to the left side of the test box (30) is arranged outside the regulating valve (11), and a pressure sensor (13) is arranged on the left side of the test box (30).
3. A water pressure test device for geological survey of water conservancy and hydropower engineering according to claim 2, characterized in that: A sealing box (33) is arranged in the test box (30), a motor 2 (32) is arranged in the sealing box (33), a rotating rod 3 (26) penetrating the sealing box (33) is arranged at the driving end of the motor 2 (32), and a plurality of fan blades (27) are evenly arranged at the output end of the rotating rod 3 (26).
4. A water pressure test device for geological survey of water conservancy and hydropower engineering according to claim 3, characterized in that: Limiting telescopic rods are respectively arranged on both sides between the pressure plate (10) and the top of the test box (30).
5. A water pressure test device for geological survey of water conservancy and hydropower engineering according to claim 4, characterized in that: The position-limiting telescopic rod comprises fixed frames (21) respectively arranged on both sides of the top of the pressure plate (10), a telescopic rod (22) is slidably arranged in the fixed frame (21), and the top of the telescopic rod (22) is fixedly connected to the top of the test box (30).
6. A water pressure test device for geological survey of water conservancy and hydropower engineering according to claim 5, characterized in that: The push tube (16) and the end of the second rotating rod (25) form a barrel-shaped cam telescopic mechanism. The push tube (16) is provided with an arc-shaped sliding hole. The outer side of the second rotating rod (25) is provided with a protruding rod (17) passing through the arc-shaped sliding hole. The push tube (16) is telescopically arranged on the outer side of the second rotating rod (25) through the arc-shaped sliding hole and the protruding rod (17).
7. A water pressure test device for geological survey of water conservancy and hydropower engineering according to claim 6, characterized in that: The length and width of the pressure plate (10) match the length and width of the inner side of the test box (30).
8. A water pressure test device for geological survey of water conservancy and hydropower engineering according to claim 7, characterized in that: The sealing box (33) is located on the left side of the fixing plate (14).
9. A water pressure test device for geological survey of water conservancy and hydropower engineering according to claim 8, characterized in that: A sealing cover (2) is rotatably provided on the outer side of the test box (30), and a pressure glass (3) is provided on the sealing cover (2).
10. A water pressure test device for geological survey of water conservancy and hydropower engineering according to claim 9, characterized in that: The fixing plate (14) and the extrusion plate (15) are respectively evenly provided with a plurality of openings, and a limiting plate (31) is provided on the outer side of the fixing plate (14), and the limiting plate (31) is used to limit the minimum safety distance between the fixing plate (14) and the extrusion plate (15).