Water pressure resistance testing machine for water pipe of water conservancy project

Abstract

The utility model discloses a hydraulic engineering water pipe water pressure resistance testing machine which comprises a pressure testing water pump and further comprises a pipeline box arranged above the pressure testing water pump. The water pumping pipe is mounted on one side in the pipeline box and extends out of the pipeline box; the water outlet pipe is mounted on the other side in the pipeline box and extends out of the pipeline box; the three-way pipe I is arranged in the pipeline box; the second three-way pipe is arranged in the pipeline box; and the pipe orifice fixing and sealing mechanism is arranged on one side of the pipeline box. The pipe orifice fixing and sealing mechanism is arranged, the sliding clamping seat is pushed to move on the annular circular truncated cone seat through the extrusion baffle, then the strip-shaped extrusion seat gets close to and extrudes the water pipe, the strip-shaped extrusion seat and the water pipe are fixed, and then the sealing baffle and the pipe orifice of the water pipe are fully sealed through tightening of the fastening nut. And therefore, the pipe orifice of the water pipe can be quickly blocked, the connecting speed of the testing machine and the water pipe is effectively increased, and meanwhile, the connecting leakproofness can be ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to water pipe water pressure test technical field, especially a water conservancy project water pipe water pressure test machine. BACKGROUND

[0002] In water conservancy project, the water pressure strength of water pipe plays a key influence to engineering quality, and the water pipe pressure test can effectively guarantee our water safety, because the water pipe can exclude some hidden troubles such as leakage after pressure test, if the water pipe does not do pressure test, then leakage will bring great trouble to family life, so the water pressure test machine is usually used to carry out water pressure test to water pipe.

[0003] And the existing water pressure testing machine mostly adopts the mode of thread or flange to fix the water pipe, but for some larger water pipe, the connection adopts the welding mode, so the pipe opening does not have thread or flange, leading to that when the water pressure testing machine is connected with the water pipe, the water pipe cannot be quickly fixed and sealed, influencing the pressure test efficiency of water pipe, and after the test is finished, the water in the pipeline is mostly directly discharged on site, leading to that the ground is wet and muddy, which has adverse effect on water conservancy construction. UTILITY MODEL CONTENT

[0004] To solve the problems in the above background art, the utility model provides a water conservancy project water pipe water pressure test machine.

[0005] The technical scheme of the utility model for achieving the above object is a water conservancy project water pipe water pressure test machine, which comprises a pressure test water pump and further comprises:

[0006] A pipeline box is arranged above the pressure test water pump, and a control switch is arranged on the upper surface of the pipeline box.

[0007] A water suction pipe is installed on one side inside the pipeline box and extends out of the pipeline box.

[0008] A water outlet pipe is installed on the other side inside the pipeline box and extends out of the pipeline box.

[0009] A three-way pipe one is arranged inside the pipeline box and connected with the water inlet pipe of the pressure test water pump, one end of the three-way pipe one is installed with an electromagnetic valve one and connected with the water suction pipe, and the other end of the three-way pipe one is installed with an electromagnetic valve two and connected with the water outlet pipe.

[0010] A three-way pipe two is arranged inside the pipeline box and connected with the water outlet pipe of the pressure test water pump, one end of the three-way pipe two is installed with an electromagnetic valve three and connected with the water suction pipe, and the other end of the three-way pipe two is installed with an electromagnetic valve four and connected with the water outlet pipe.

[0011] A pipe opening fixing and sealing mechanism is arranged on one side of the pipeline box, which comprises:

[0012] The sealing baffle is provided at the water pipe opening, a pressure test pipe is installed at the center of the sealing baffle, one end of the pressure test pipe is connected with the water outlet pipe through a pressure resistant hose, the other end of the pressure test pipe is installed with a soft water pipe, an annular boss is arranged at one side of the sealing baffle, a circular sealing gasket is installed in the annular boss, and the circular sealing gasket is sleeved on the pressure test pipe;

[0013] The annular circular seat is arranged at one side of the sealing baffle and is sleeved on the water pipe, three positioning sliding rods are arranged in the annular circular seat and are uniformly distributed, a sliding clamping seat is arranged in the annular circular seat and is sleeved on the positioning sliding rods, one end of the sliding clamping seat is in sliding contact with the annular circular seat, and the other end of the sliding clamping seat is provided with an adjusting groove;

[0014] The strip-shaped extrusion seat is arranged in the annular circular seat, an adjusting plug rod is arranged at one end of the strip-shaped extrusion seat, the adjusting plug rod is movably inserted into the adjusting groove, a plurality of plug holes are formed in the adjusting plug rod and are uniformly distributed, and the adjusting plug rod and the adjusting groove are fixed through plug bolts and plug nuts;

[0015] The adjusting screw column is screw-installed on the surface of one side of the annular circular seat and is uniformly distributed, one end of the adjusting screw column is installed with an extrusion baffle, the extrusion baffle is in contact with the sliding clamping seat, and the other end of the adjusting screw column is installed with an adjusting handle;

[0016] The adjusting handle is installed;

[0017] The fixing screw column is arranged on the surface of the other side of the annular circular seat and is uniformly distributed,

[0018] one end of the fixing screw column is inserted into the sealing baffle and is connected through a fastening nut.

[0019] Preferably, the adjusting screw column is rotated to drive the extrusion baffle to move the sliding clamping seat, so that the sliding clamping seat drives the strip-shaped extrusion seat to move close to the outer wall of the water pipe and clamps the water pipe.

[0020] Preferably, after the annular circular seat is fixed on the outer wall of the water pipe, the fastening nuts are tightened one by one by using a wrench, so that the sealing baffle is sealed with the water pipe opening.

[0021] Preferably, the soft water pipe is located at one side of the circular sealing gasket.

[0022] Preferably, the contact surface of the strip-shaped extrusion seat and the water pipe is provided with anti-skid lines.

[0023] Preferably, the water suction pipe is provided with a water conveying pipe for water suction.

[0024] Compared with the prior art, the utility model has the beneficial effects that:

[0025] 1. The utility model discloses a pipe orifice fixed sealing mechanism is set up, through extruding the baffle and pushing the sliding clamping seat moves in the annular circular platform seat, and then makes the strip extruding seat close and extrudes the water pipe, and then makes it with the water pipe fixed, and then through the tightening of the fastening nut, the sealing baffle is fully sealed with the water pipe orifice, and then can quickly seal the water pipe orifice, effectively improve the connecting speed of the testing machine and the water pipe, can guarantee the airtightness of connection simultaneously.

[0026] 2. The utility model discloses a three-way pipe one and three-way pipe two are set up, and through the opening and closing of corresponding electromagnetic valve control, make the water pressure pump can carry out water pressure test to the water pipe, can also quickly pump out and discharge after the test, avoid the direct discharge of test water to the ground, guarantee the clean of construction site.

[0027] 3. The utility model discloses an adjusting plug rod is set up, and through the fixation of the bolt and the bolt nut, can make the staff can adjust the distance between the strip extruding seat and the water pipe outer wall according to the actual situation, and then make the device can satisfy the sealing of water pipe of different sizes, improve the use range. BRIEF DESCRIPTION OF DRAWINGS

[0028] Fig. 1 It is the structure schematic drawing of water pipe water pressure testing machine of water conservancy project described in the utility model;

[0029] Fig. 2 It is the down sectional view of pipe box described in the utility model;

[0030] Fig. 3 It is the main sectional view of pipe orifice fixed sealing mechanism described in the utility model;

[0031] In the drawing:

[0032] 1, water pressure pump.

[0033] 2, pipe box;21, control switch;22, water pump;23, water outlet pipe;24, three-way pipe one;241, electromagnetic valve one;242, electromagnetic valve two;25, three-way pipe two;251, electromagnetic valve three;252, electromagnetic valve four.

[0034] 3, pipe orifice fixed sealing mechanism;31, sealing baffle;311, pressure test pipe;312, pressure hose;313, soft water pipe;314, annular boss;315, circular sealing pad;32, annular circular platform seat;321, positioning slide rod;322, sliding clamping seat;323, adjusting groove;33, strip extruding seat;331, adjusting plug rod;332, bolt hole;34, adjusting stud;341, extruding baffle;342, adjusting handle;35, fixed stud;351, fastening nut. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present utility model.

[0036] The utility model provides a technical scheme, such as Figs. 1-3 As shown in the figure;A water conservancy project water pipe water pressure testing machine, including pressure test water pump 1, still include: pipeline box 2, set up pressure test water pump 1 top, its upper surface sets control switch 21;Suction pipe 22, install in pipeline box 2 inside one side, and extend pipeline box 2 outside;Water outlet pipe 23, install in pipeline box 2 inside other side, and extend pipeline box 2 outside;Three-way pipe one 24, set up in pipeline box 2 inside, and with pressure test water pump 1's water inlet pipe is connected, its one end installs solenoid valve one 241, and with suction pipe 22 is connected, its other end installs solenoid valve two 242, and with water outlet pipe 23 is connected;Three-way pipe two 25, set up in pipeline box 2 inside, and with pressure test water pump 1's water outlet pipe is connected, its one end installs solenoid valve three 251, and with suction pipe 22 is connected, its other end installs solenoid valve four 252, and with water outlet pipe 23 is connected.

[0037] In the embodiment of the present utility model, the opening of solenoid valve one 241 and solenoid valve three 251 can make pressure test water pump 1 draw water through suction pipe 22 and discharge water through water outlet pipe 23, so that it can draw water from outside and inject into the water pipe for water pressure test of the water pipe.

[0038] In the embodiment of the present utility model, the opening of solenoid valve two 242 and solenoid valve four 252 can make pressure test water pump 1 draw water from water outlet pipe 23 and discharge water through suction pipe 22, so that it can quickly draw out the test water in the water pipe, avoiding the muddy construction site caused by local discharge and ensuring the cleanliness of the construction site.

[0039] In the embodiment of the present utility model, the internal structure of pipeline box 2 is designed, so that the staff only needs to control the opening and closing of solenoid valves through control switch 21 to control the device to draw water and discharge water, effectively facilitating the use of the staff.

[0040] The pipe mouth fixed sealing mechanism 3 is arranged on one side of the pipe box 2, and comprises a sealing baffle 31 arranged at the pipe mouth of the water pipe, a pressure test pipe 311 arranged at the center of the sealing baffle 31, one end of the pressure test pipe 311 connected with the water outlet pipe 23 through a pressure resistant hose 312, and a soft water pipe 313 arranged at the other end of the pressure test pipe 311.

[0041] In the embodiment of the utility model, the circular sealing pad 315 arranged on one side of the sealing baffle 31 can extrude the pipe mouth of the water pipe, so as to seal the pipe mouth of the water pipe, and the annular convex 314 can facilitate the installation and replacement of the circular sealing pad 315 and avoid the falling of the circular sealing pad 315.

[0042] In the embodiment of the utility model, the pressure test pipe 311 and the soft water pipe 313 are arranged, on one hand, the pressure resistant hose 312 can connect the water outlet pipe 23 with the pressure test pipe 311, so as to facilitate the water pressure test, and on the other hand, the soft water pipe 313 can be placed below the pipe mouth of the water pipe due to its softness, so that the test water can be quickly drained when the test water is pumped out, so as to avoid that a large amount of test water is discharged to the ground through the pipe mouth after the test is completed.

[0043] The annular circular seat 32 is arranged on one side of the sealing baffle 31 and sleeved on the water pipe, three positioning sliding rods 321 are arranged in the annular circular seat 32 and uniformly distributed, a sliding clamping seat 322 is arranged in the annular circular seat 32 and sleeved on the positioning sliding rods 321, one end of the sliding clamping seat 322 is in sliding contact with the annular circular seat 32, and the other end of the sliding clamping seat 322 is provided with an adjusting groove 323; the strip-shaped extrusion seat 33 is arranged in the annular circular seat 32, one end of the strip-shaped extrusion seat 33 is provided with an adjusting plug rod 331, the adjusting plug rod 331 is movably inserted into the adjusting groove 323, a plurality of plug hole 332 are arranged on the adjusting plug rod 331 and uniformly distributed, and the adjusting plug rod 331 and the adjusting groove 323 are fixed through plug bolts and plug nuts; the adjusting screw column 34 is screwedly installed on the surface of one side of the annular circular seat 32 and uniformly distributed, one end of the adjusting screw column 34 is provided with an extrusion baffle 341, the extrusion baffle 341 is in contact with the sliding clamping seat 322, and the other end of the adjusting screw column 34 is provided with an adjusting handle 342.

[0044] In the embodiment of the utility model, the positioning sliding rods 321 are parallel to the conical surface of the annular circular seat 32, so as to ensure that the sliding clamping seat 322 can slide along the inner wall of the annular circular seat 32, thereby adjusting the distance between the strip-shaped extrusion seat 33 and the outer wall of the water pipe.

[0045] In the embodiment of the utility model, the sliding contact of one end of the sliding clamping seat 322 with the annular circular table seat 32 and the support of the positioning slide rod 321 enable the sliding clamping seat 322 to be pushed to move when the extrusion baffle 341 extrudes the sliding clamping seat 322, so that the sliding clamping seat 322 drives the strip-shaped extrusion seat 33 to approach the outer wall of the water pipe and clamps the water pipe.

[0046] In the embodiment of the utility model, the bolt and the bolt nut are connected, so that the staff can control the position of the strip-shaped extrusion seat 33 according to the actual situation, thereby ensuring that the device can be applied to water pipes of different sizes and improving the use range of the device.

[0047] In the embodiment of the utility model, the strip-shaped extrusion seat 33 clamps the water pipe, so that the strip-shaped extrusion seat 33 is fully fixed to the water pipe by the clamping force, thereby providing sufficient tension for the fixation of the sealing baffle 31 and ensuring the tightness of the fixation of the sealing baffle 31.

[0048] The fixing stud 35 is arranged on the other side surface of the annular circular table seat 32 and is evenly distributed, one end of the fixing stud 35 is inserted into the sealing baffle 31, and the fixing stud 35 is connected through the fastening nut 351.

[0049] In the embodiment of the utility model, the fixing stud 35 and the fastening nut 351 are matched, so that after the annular circular table seat 32 is fixed, the fastening force of the fastening nut 351 can be used to fully seal the water pipe port by the sealing baffle 31 and ensure a certain pressure, so that the water pressure test can be performed.

[0050] In the utility model, the adjusting stud 34 is rotated to drive the extrusion baffle 341 to push the sliding clamping seat 322 to move, so that the sliding clamping seat 322 drives the strip-shaped extrusion seat 33 to approach the outer wall of the water pipe and clamps the water pipe; the sliding clamping seat 322 is extruded with the inner wall of the annular circular table seat 32, so that the strip-shaped extrusion seat 33 can fully contact the outer wall of the water pipe and generate sufficient friction force to ensure the tightness of the sealing of the sealing baffle 31.

[0051] In the utility model, after the annular circular table seat 32 is fixed on the outer wall of the water pipe, the staff uses a wrench to tighten the fastening nuts 351 one by one, so that the sealing baffle 31 is sealed with the water pipe port; the sealing baffle 31 and the water pipe port are fully sealed.

[0052] In the utility model, the soft water pipe 313 is located on one side of the circular sealing gasket 315; the soft water pipe 313 can be inserted into the water pipe, thereby facilitating the extraction of test water.

[0053] In the utility model, the contact surface of the strip-shaped extrusion seat 33 and the water pipe is provided with anti-skid lines; sufficient friction force can be generated after the strip-shaped extrusion seat 33 fully contacts the water pipe.

[0054] The utility model discloses, the water pipe 22 is installed conveying water pipe and carries out pumping water, can utilize conveying water pipe to convey test water, make it can be connected with water source and take water, can also be connected to the drainage and carry out test water's discharge.

[0055] Specific use the utility model, the staff moves to the water pipe mouth,

[0056] First, the staff will be according to the size of the water pipe outer wall, the bolt and the bolt nut are disassembled, and then the adjusting rod 331 is adjusted to the appropriate position, so that the three strip extrusion seats 33 can be fully close to the water pipe outer wall, and then the bolt and the bolt nut are reassembled, so that the adjusting rod 331 is fixed with the adjusting groove 323.

[0057] Then, the staff will be ring circular table seat 32 installed on the water pipe, and make the sealing baffle 31 contact with the water pipe mouth, and then the staff holds the sealing baffle, and then rotates the adjusting handle 342 one by one manually, and controls all the adjusting handle 342 to rotate synchronously, and then uses the adjusting screw column 34 and the thread connection of the ring circular table seat 32 to make it push the extrusion baffle 341 to move, and push the sliding clamp seat 322 to move in the ring circular table seat 32, and then drive the strip extrusion seat 33 to contact with the water pipe outer wall and generate sufficient friction, and then make the ring circular table seat 32 fixed to the water pipe outer wall.

[0058] Then, the staff rotates the fastening nut 351 by wrench, and makes the sealing baffle 31 fully contact and seal with the water pipe mouth by tightening the fastening nut 351, so as to ensure that there is no leakage during the water pressure test.

[0059] Then, the staff installs the conveying water pipe on the water pipe 22, and connects it with the external water source, and then can control the pressure test water pump 1 to work, and controls the electromagnetic valve one 241 and the electromagnetic valve three 251 to open through the control switch 21, uses the working of the pressure test water pump 1 to make the external water pass through the conveying water pipe-water pipe 22-three way pipe one 24-pressure test water pump 1-three way pipe two 25-outlet pipe 23-pressure hose 312-test pipe 311-soft water pipe 313, and convey the test water into the water pipe, when the water pressure in the water pipe reaches the test pressure, close the electromagnetic valve one 241 and the electromagnetic valve three 251, and then close the pressure test water pump 1, and then carry out the water pressure test on the water pipe.

[0060] When the water pressure test is completed, the worker connects the water pipe with the drainage, then controls the electromagnetic valve two 242 and the electromagnetic valve four 252 to open through the control switch 21, and controls the test water pump 1 to work, at this time, the test water in the water pipe is pumped out through the soft water pipe 313-test pressure pipe 311-pressure hose 312-outlet pipe 23-three-way pipe one 24-test water pump 1-three-way pipe two 25-pumping pipe 22-delivery pipe, and then the test water is discharged.

[0061] Finally, the pipe orifice pipe orifice fixed sealing mechanism 3 is detached from the water pipe.

[0062] In the specific implementation of the utility model, in order to guarantee the service life of the test water pump 1, a filtering device can be installed on the outlet pipe 23, so that the test water can be preliminarily filtered when pumped out, to remove impurities, silt and other dirt in the test water, avoiding scratching the test water pump 1.

[0063] It should be noted that, in this document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, inclusion of an element in a list of elements does not exclude other identical elements not expressly listed or inherent to the process, method, article, or apparatus.

[0064] Although the embodiments of the utility model have been shown and described, it should be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A hydraulic engineering water pipe water pressure resistance testing machine comprising a pressure testing water pump, characterized in that, Also include: Pipeline box, set above the pressure test pump, its upper surface is provided with control switch; Suction pipe, installed in the pipeline box inside one side, and extend out of the pipeline box; Water outlet pipe, installed in the pipeline box inside the other side, and extend out of the pipeline box; Three way pipe one, set in the pipeline box inside, and with the water inlet pipe of the pressure test pump is connected, its one end is installed solenoid valve one, and with the suction pipe is connected, its other end is installed solenoid valve two, and with the water outlet pipe is connected; Three way pipe two, set in the pipeline box inside, and with the water outlet pipe of the pressure test pump is connected, its one end is installed solenoid valve three, and with the suction pipe is connected, its other end is installed solenoid valve four, and with the water outlet pipe is connected; Pipe fixed sealing mechanism, set in the pipeline box one side, it includes: Sealing baffle, set in the water pipe pipe, the center of the installation pressure test pipe, one end of the pressure test pipe is connected with the water outlet pipe through the pressure hose, the other end of the pressure test pipe is installed soft water pipe, the sealing baffle side is provided with annular boss, the annular boss is installed in the circular sealing pad, the circular sealing pad is installed on the pressure test pipe; Annular circular seat, set in the sealing baffle one side, and installed on the water pipe, its inside is provided with three positioning slide rod, and evenly distributed, its inside is provided with sliding clamping seat, and installed on the positioning slide rod, sliding clamping seat one end with annular circular seat sliding contact, sliding clamping seat other end is provided with adjusting slot; Strip extrusion seat, set in the annular circular seat, its one end is provided with adjusting plug, adjusting plug is inserted in the adjusting slot, adjusting plug is provided with a plurality of plug hole, plug hole is evenly distributed, adjusting plug and adjusting slot is fixed by plug bolt and plug nut; Adjusting screw, screw is installed on the surface of the annular circular seat one side, and evenly distributed, its one end is installed extrusion baffle, extrusion baffle and sliding clamping seat contact, its other end is installed adjusting handle; Fixed screw, set in the surface of the annular circular seat other side, and evenly distributed, its one end is inserted in the sealing baffle, and connected by fastening nut.

2. The hydraulic engineering water pipe water pressure resistance testing machine according to claim 1, characterized in that, The adjusting screw is rotated, the extrusion baffle is pushed to move the sliding clamping seat, and then the sliding clamping seat drives the strip extrusion seat to close to the water pipe outer wall, and clamps the water pipe.

3. The hydraulic engineering water pipe water pressure resistance testing machine according to claim 2, characterized in that, The annular circular seat is fixed on the water pipe outer wall, the staff uses wrench to tighten the fastening nut one by one, so that the sealing baffle is sealed with the water pipe.

4. The hydraulic engineering water pipe water pressure resistance testing machine according to claim 1, characterized in that, The soft water pipe is located on the side of the circular sealing pad.

5. The hydraulic engineering water pipe water pressure resistance testing machine according to claim 1, characterized in that, The strip extrusion seat is provided with anti slip line on the contact surface of the water pipe.

6. The hydraulic engineering water pipe water pressure resistance testing machine according to claim 1, characterized in that, The suction pipe is installed with conveying water pipe to pump water.

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