Pressurizing device for hydrostatic testing machine

Abstract

The utility model discloses a pressurizing device for a hydrostatic testing machine, which relates to the technical field of hydrostatic testing machines and comprises a connecting plate, the top of the connecting plate is fixedly connected with a water tank, the inner wall of the water tank is provided with a water storage cavity, the top of the connecting plate is provided with a pressurizing mechanism, and the pressurizing mechanism comprises a pressurizing box. A water tank is formed in the inner wall of the pressurizing box, a pressurizing cavity is formed in the inner wall of the pressurizing box, a second water injection pipe is arranged, when equipment needs to be used, an external water injection pipe is inserted into the second water injection pipe, an external water outlet pipe is inserted into the second water outlet pipe, water can flow into the purifying pipe, impurities in the water can be filtered out through a filter element, and the water injection pipe is connected with the water injection pipe. Water flow can flow into the pressurizing box along the water injection pipe, the one-way valve can limit the flow direction of the water, the water flow is pressurized, meanwhile, impurities in the water can be filtered out, and the filtering device is convenient to disassemble and clean after work is finished.

Description

Technical Field

[0001] The utility model belongs to the technical field of water pressure testing machines, in particular to a pressurizing device used for a water pressure testing machine. Background Art

[0002] According to the published patent with the announcement number CN219532841U, a method for pore water pressure loading is provided.

[0003] The pressurizing device includes a housing, a pressurizing chamber with an open end is provided in the housing, a piston is provided in the pressurizing chamber for sliding sealing, a driving mechanism for driving the piston to reciprocate is provided in the housing, the inner end of the pressurizing chamber is connected to a water inlet pipe and a water outlet pipe, and a one-way valve and a stop valve are provided on the water inlet pipe and the water outlet pipe. After the above device is completed, the driving mechanism drives the piston to reciprocate in the pressurizing chamber, compressing the water in the pressurizing chamber, thereby achieving the water pressurization operation. However, there are still the following deficiencies:

[0004] After the above equipment is completed, it only has a simple pressurizing effect on the water. It cannot control the flow rate of the water when facing different needs, nor can it filter impurities in the water, and it is not convenient to move the device. Utility Model Content

[0005] The purpose of the utility model is to provide a pressurizing device for a water pressure testing machine. Through the filter element, it solves the problems of simply pressurizing water, being unable to control the flow rate of the water outlet when facing different needs, being unable to filter impurities in the water, being unable to be disassembled and reused, and being inconvenient to move the device.

[0006] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0007] The utility model is a pressurizing device for a water pressure testing machine, comprising a connecting plate, the top of the connecting plate is fixedly connected to a water tank, the inner wall of the water tank is provided with a water storage chamber, the top of the connecting plate is provided with a pressurizing mechanism, the pressurizing mechanism comprises a pressurizing box, the inner wall of the pressurizing box is provided with a water trough, the inner wall of the pressurizing box is provided with a pressurizing chamber, the inner wall of the pressurizing box is fixedly connected to a limiting plate, the top of the connecting plate is provided with a purification mechanism, the purification mechanism comprises a purification pipe, the inner wall of the purification pipe is rotatably connected to a cover plate, the outer wall of the cover plate is fixedly connected to a filter element, and the outer wall of the filter element is provided with a threaded groove.

[0008] Furthermore, the outer wall of the water tank is fixedly connected to a water injection pipe, the water injection pipe is fixedly connected to the pressurized box, the top of the connecting plate is fixedly connected to a water pressure monitor, the outer wall of the water pressure monitor is fixedly connected to a water outlet pipe, and the water outlet pipe is fixedly connected to the pressurized box.

[0009] Furthermore, the bottom of the connecting plate is rotatably connected to a plurality of rotating shafts, and the bottom of the rotating shaft is fixedly connected to a universal wheel.

[0010] Furthermore, the top of the connecting plate close to the water pressure monitor is fixedly connected to a motor frame, the outer wall of the motor frame is fixedly connected to the motor, the bottom output end of the motor is fixedly connected to a transmission shaft, the outer wall of the transmission shaft is fixedly connected to a transmission rod, the inner wall of the end of the transmission rod away from the transmission shaft is rotatably connected to a rotating shaft, and the outer wall of the rotating shaft is fixedly connected to a wear-resistant washer.

[0011] Furthermore, the outer wall of the rotating shaft is rotatably connected to the second transmission rod, the inner wall of one end of the second transmission rod away from the rotating shaft is rotatably connected to the second rotating shaft, and the outer wall of the second rotating shaft is fixedly connected to a fixed block.

[0012] Furthermore, a pull rod is fixedly connected to the outer wall of the fixed block, a piston is fixedly connected to the outer wall of one end of the pull rod away from the fixed block, and a plurality of sealing rubber rings are fixedly connected to the inner wall of the piston.

[0013] Furthermore, the outer wall of the cover plate is fixedly connected with a second water injection pipe, the inner walls of the water injection pipe and the water outlet pipe are fixedly connected with a one-way valve, and the outer walls of the water injection pipe and the water outlet pipe are fixedly connected with a water stop valve.

[0014] Furthermore, the outer wall of the water stop valve is rotatably connected to a second rotating shaft, the top of the second rotating shaft is fixedly connected to a rotating handle, the bottom of the second rotating shaft is fixedly connected to a hollow rotating shaft, and the outer wall of the water pressure monitor is fixedly connected to a second water outlet pipe.

[0015] The utility model has the following beneficial effects:

[0016] 1. The utility model is provided with two water injection pipes. When the equipment needs to be used, the external water injection pipe is inserted into the second water injection pipe, and the external water outlet pipe is inserted into the second water outlet pipe. Water will flow into the purification pipe, and the filter element can filter out impurities in the water. The water will flow along the water injection pipe into the pressurized box. The one-way valve can limit the flow direction of water. The water stop valve as a whole can control the size of the water flow or block the water flow. Then the motor is started, and the rotation of the motor will drive the transmission shaft to rotate and move the transmission rod, thereby pressurizing the water flow and filtering out impurities in the water. It has a certain cleaning effect, and the filter device is easy to disassemble and clean after work, which is convenient for multiple use.

[0017] 2. The utility model is provided with a transmission rod. When the equipment is in use, the rotation of the transmission rod will drive the rotation shaft to rotate and move the transmission rod 2. The rotation of the transmission rod 2 drives the rotating shaft 2 to move as a whole. When the rotating shaft 2 moves, it will drive the piston to do reciprocating motion, thereby squeezing the water flow inside the pressurized chamber to achieve a pressurization effect. The piston can then seal the pressurized chamber. Subsequently, the pressurized water will flow along the outlet pipe to the water pressure monitor and finally flow to the external outlet pipe, thereby controlling the water flow and preventing water backflow from affecting subsequent pressurization operations. At the same time, the water flow size can be adjusted at any time according to actual needs, which is convenient for workers to operate, and the universal wheels at the bottom facilitate workers to move the entire device.

[0018] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a cross-sectional view of the pressurized box structure of the utility model;

[0022] Figure 3 This is a cross-sectional view of the pressurizing mechanism of the utility model;

[0023] Figure 4 This is a cross-sectional view of the purification mechanism of the utility model;

[0024] Figure 5 For this utility model Figure 4 Enlarged view of point A in the middle.

[0025] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0026] 1. Connecting plate; 101. Water tank; 102. Water storage chamber; 103. Water filling pipe; 104. Water outlet pipe; 105. Water pressure monitor; 106. Rotating shaft; 107. Universal wheel; 2. Pressurizing mechanism; 201. Pressurizing box; 202. Water tank; 203. Pressurizing chamber; 204. Limiting plate; 205. Motor frame; 206. Motor; 207. Drive shaft; 208. Drive rod; 209. Rotating shaft; 210. Wear-resistant washer ; 211. Transmission rod 2; 212. Rotating shaft 2; 213. Fixed block; 214. Pull rod; 215. Piston; 216. Sealing rubber ring; 3. Purification mechanism; 301. Purification pipe; 302. Cover plate; 303. Filter element; 304. Threaded groove; 305. Water filling pipe 2; 306. One-way valve; 307. Water stop valve; 308. Rotating shaft 2; 309. Rotating handle; 310. Hollow rotating shaft; 311. Water outlet pipe 2. DETAILED DESCRIPTION

[0027] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] See also Figure 1-5 As shown, the utility model is a pressurizing device for a water pressure testing machine, comprising a connecting plate 1, the top of the connecting plate 1 is fixedly connected to a water tank 101, the inner wall of the water tank 101 is provided with a water storage chamber 102, a pressurizing mechanism 2 is provided on the top of the connecting plate 1, the pressurizing mechanism 2 comprises a pressurizing box 201, the inner wall of the pressurizing box 201 is provided with a water trough 202, the inner wall of the pressurizing box 201 is provided with a pressurizing chamber 203, the inner wall of the pressurizing box 201 is fixedly connected to a limiting plate 204, a purification mechanism 3 is provided on the top of the connecting plate 1, the purification mechanism 3 comprises a purification pipe 301, the inner wall of the purification pipe 301 is rotatably connected to a cover plate 302, the outer wall of the cover plate 302 is fixedly connected to a filter element 303, the impurities in the water can be filtered by the filter element 303, and the outer wall of the filter element 303 is provided with a threaded groove 304.

[0029] The outer wall of the water tank 101 is fixedly connected to a water injection pipe 103, which is fixedly connected to the pressurized tank 201. The top of the connecting plate 1 is fixedly connected to a water pressure monitor 105. The product model of the water pressure monitor 105 is ELE-801, which has functions such as on-site query, test upload, remote upgrade, and information storage. The outer wall of the water pressure monitor 105 is fixedly connected to a water outlet pipe 104, which is fixedly connected to the pressurized tank 201.

[0030] The bottom of the connecting plate 1 is rotatably connected to a plurality of rotating shafts 106 , and the bottom of the rotating shafts 106 is fixedly connected to universal wheels 107 , which facilitate the movement of the entire device.

[0031] The top of the connecting plate 1 close to the water pressure monitor 105 is fixedly connected to a motor frame 205, the outer wall of the motor frame 205 is fixedly connected to a motor 206, the bottom output end of the motor 206 is fixedly connected to a transmission shaft 207, the outer wall of the transmission shaft 207 is fixedly connected to a transmission rod 208, the rotation of the transmission shaft 207 will drive the transmission rod 208 to rotate as a whole, the inner wall of the end of the transmission rod 208 away from the transmission shaft 207 is rotatably connected to a rotating shaft 209, and the outer wall of the rotating shaft 209 is fixedly connected to a wear-resistant washer 210.

[0032] The outer wall of the rotating shaft 209 is rotatably connected to the second transmission rod 211. The rotation of the transmission shaft 209 will drive the second transmission rod 211 to rotate. The inner wall of the end of the transmission rod 211 away from the rotating shaft 209 is rotatably connected to the second rotating shaft 212. The outer wall of the second rotating shaft 212 is fixedly connected to the fixed block 213.

[0033] The outer wall of the fixed block 213 is fixedly connected to a pull rod 214 , the outer wall of the pull rod 214 away from the fixed block 213 is fixedly connected to a piston 215 , and the inner wall of the piston 215 is fixedly connected to several sealing rubber rings 216 , which can seal the pressurized chamber 203 .

[0034] The outer wall of the cover plate 302 is fixedly connected to a water injection pipe 305, and the inner walls of the water injection pipe 103 and the water outlet pipe 104 are fixedly connected to a one-way valve 306. The one-way valve 306 can limit the flow direction of water to prevent backflow, and the outer walls of the water injection pipe 103 and the water outlet pipe 104 are fixedly connected to a water stop valve 307.

[0035] The outer wall of the water stop valve 307 is rotatably connected to a rotating shaft 2 308, the top of the rotating shaft 2 308 is fixedly connected to a rotating handle 309, and the bottom of the rotating shaft 2 308 is fixedly connected to a hollow rotating shaft 310. The water flow size can be controlled by setting the hollow rotating shaft 310, and the outer wall of the water pressure monitor 105 is fixedly connected to a water outlet pipe 311 2.

[0036] A specific application of this embodiment is:

[0037] When the staff needs to use the device, insert the external water injection pipe into the water injection pipe 305 and the external water outlet pipe into the water outlet pipe 311. Water will flow into the purification pipe 301. The filter element 303 can filter out impurities in the water. The water will flow along the water injection pipe 103 into the pressurized box 201. The one-way valve 306 can limit the flow of water. The water stop valve 307 can control the size of the water flow or block the water flow. Then start the motor 206. The rotation of the motor 206 will drive the transmission shaft 207 to rotate. The transmission rod 208 moves, and the rotation of the transmission rod 208 will drive the rotation shaft 209 to rotate, so that the transmission rod 211 moves. The rotation of the transmission rod 211 drives the rotation shaft 212 to move as a whole. When the rotation shaft 212 moves, it will drive the piston 215 to do reciprocating motion, thereby squeezing the water flow inside the pressurizing chamber 203 to achieve a pressurizing effect. The piston 215 can seal the pressurizing chamber 203, and then the pressurized water will flow along the water outlet pipe 104 to the water pressure monitor 105, and finally flow to the external water outlet pipe.

[0038] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0039] The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments do not describe all details in detail, nor do they limit the present invention to the specific embodiments described. Obviously, many modifications and variations are possible based on the contents of this specification. These embodiments are selected and described in detail in this specification to better explain the principles and practical applications of the present invention, thereby enabling those skilled in the art to better understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A pressurizing device for a hydraulic testing machine, comprising a connecting plate (1), characterized in that: The top of the connecting plate (1) is fixedly connected to a water tank (101), the inner wall of the water tank (101) is provided with a water storage chamber (102), the top of the connecting plate (1) is provided with a pressurizing mechanism (2), the pressurizing mechanism (2) comprises a pressurizing box (201), the inner wall of the pressurizing box (201) is provided with a water trough (202), the inner wall of the pressurizing box (201) is provided with a pressurizing chamber (203), the inner wall of the pressurizing box (201) is fixedly connected to a limiting plate (204), the top of the connecting plate (1) is provided with a purification mechanism (3), the purification mechanism (3) comprises a purification pipe (301), the inner wall of the purification pipe (301) is rotatably connected to a cover plate (302), the outer wall of the cover plate (302) is fixedly connected to a filter element (303), and the outer wall of the filter element (303) is provided with a threaded groove (304).

2. A pressurizing device for a hydraulic testing machine according to claim 1, characterized in that: The outer wall of the water tank (101) is fixedly connected to a water injection pipe (103), and the water injection pipe (103) is fixedly connected to the pressurizing tank (201). The top of the connecting plate (1) is fixedly connected to a water pressure monitor (105), and the outer wall of the water pressure monitor (105) is fixedly connected to a water outlet pipe (104), and the water outlet pipe (104) is fixedly connected to the pressurizing tank (201).

3. A pressurizing device for a hydraulic testing machine according to claim 2, characterized in that: The bottom of the connecting plate (1) is rotatably connected to a plurality of rotating shafts (106), and the bottom of the rotating shaft (106) is fixedly connected to a universal wheel (107).

4. A pressurizing device for a hydraulic testing machine according to claim 3, characterized in that: The top of one end of the connecting plate (1) close to the water pressure monitor (105) is fixedly connected to a motor frame (205), the outer wall of the motor frame (205) is fixedly connected to a motor (206), the bottom output end of the motor (206) is fixedly connected to a transmission shaft (207), the outer wall of the transmission shaft (207) is fixedly connected to a transmission rod (208), the inner wall of one end of the transmission rod (208) away from the transmission shaft (207) is rotatably connected to a rotation shaft (209), and the outer wall of the rotation shaft (209) is fixedly connected to a wear-resistant washer (210).

5. A pressurizing device for a hydraulic testing machine according to claim 4, characterized in that: The outer wall of the rotating shaft (209) is rotatably connected to a second transmission rod (211), the inner wall of one end of the second transmission rod (211) away from the rotating shaft (209) is rotatably connected to a second rotating shaft (212), and the outer wall of the second rotating shaft (212) is fixedly connected to a fixed block (213).

6. A pressurizing device for a hydraulic testing machine according to claim 5, characterized in that: The outer wall of the fixed block (213) is fixedly connected to a pull rod (214), the outer wall of one end of the pull rod (214) away from the fixed block (213) is fixedly connected to a piston (215), and the inner wall of the piston (215) is fixedly connected to a plurality of sealing rubber rings (216).

7. A pressurizing device for a hydraulic testing machine according to claim 6, characterized in that: The outer wall of the cover plate (302) is fixedly connected to a second water injection pipe (305), the inner walls of the water injection pipe (103) and the water outlet pipe (104) are fixedly connected to a one-way valve (306), and the outer walls of the water injection pipe (103) and the water outlet pipe (104) are fixedly connected to a water stop valve (307).

8. The pressurizing device for a hydraulic testing machine according to claim 7, characterized in that: The outer wall of the water stop valve (307) is rotatably connected to a second rotating shaft (308), the top of the second rotating shaft (308) is fixedly connected to a rotating handle (309), the bottom of the second rotating shaft (308) is fixedly connected to a hollow rotating shaft (310), and the outer wall of the water pressure monitor (105) is fixedly connected to a second water outlet pipe (311).

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