A fire water supply system pressure testing device

Abstract

The utility model relates to the technical field of fire water supply testing, and discloses a fire water supply system pressure testing device, including a test bench and a test mechanism, the test mechanism is movably installed on the top surface of the test bench, the test mechanism includes a pressure measuring unit and a buffer unit, and the pressure measuring unit and the buffer unit are both arranged on the top surface of the test bench, the fixed sleeve is fixedly sleeved on one side of the surface of the fire water supply pipe, the connecting sleeve is fixedly sleeved on the center position of the outer surface of the fixed sleeve, and the pressure gauge is arranged on the top surface of the fixed sleeve. In the utility model, when the pressure test is performed, if the water pressure inside the set fire water supply pipe and the fixed sleeve is too large, the set rotating handle can be rotated, and under the action of the rotating rod, the guide valve plate is effectively rotated and adjusted, and part of the water flow is introduced from the butt pipe position into the buffer box, which can effectively relieve the water pressure inside the fire water supply pipe and the fixed sleeve, and has a certain safety.

Description

Technical Field

[0001] The utility model relates to the technical field of fire water supply testing, in particular to a fire water supply system pressure testing device. Background Art

[0002] Fire water supply system: a water supply system that uses water as a fire extinguishing agent to put out fires. It consists of a water source, a fire water supply network, a fire pool, a fire pump, a fire hydrant, and automatic sprinkler fire extinguishing facilities.

[0003] According to the publication number CN218326572U, a fire water supply system pressure testing device is disclosed, which relates to the technical field of fire water supply testing; and the utility model includes a test bench and two fire water supply pipes, a pressure transmitter and a flow transmitter are fixedly provided on the upper surface of the test bench, one end of the pressure transmitter is fixedly connected to one end of the flow transmitter, and two fixing rods are fixedly installed on the upper surface of the test bench; by inserting the two fire water supply pipes into the ends of the pressure transmitter and the flow transmitter respectively, and driving the two adjacent arc-shaped fixing plates to move toward each other, so that four arc-shaped protective pads are in contact with the outer walls of the two fire water supply pipes, the four arc-shaped fixing plates fix the two fire water supply pipes, so that the two fire water supply pipes are respectively fixed to the ends of the pressure transmitter and the flow transmitter, thereby conveniently realizing the fixation of the fire water supply pipes, compared with the existing technology of fixing by bolts and flanges, the convenience of fixing the fire water supply pipes is effectively improved.

[0004] However, there are still problems. The water pressure inside the fire water supply pipe is too high. Although the installed pressure transmitter and flow transmitter will generate an alarm, the water flow cannot be controlled immediately, which can easily cause accidents. Improvements are needed. Utility Model Content

[0005] The utility model aims to provide a fire water supply system pressure testing device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A fire water supply system pressure testing device comprises a test bench and a test mechanism, wherein the test mechanism is movably mounted on the top surface of the test bench, the test mechanism comprises a pressure measuring unit and a buffer unit, and the pressure measuring unit and the buffer unit are both arranged on the top surface of the test bench.

[0008] Preferably, the pressure measuring unit includes a fire water supply pipe, a fixed sleeve, a connecting ring, a pressure gauge and a clamping block. The fire water supply pipe is fixedly installed on both sides of the top surface of the test bench, the clamping block is fixedly installed around the inner wall of the fire water supply pipe, the fixed sleeve is fixedly sleeved on one side of the surface of the fire water supply pipe, the connecting ring is fixedly sleeved on the center position of the outer surface of the fixed sleeve, and the pressure gauge is arranged on the top surface of the fixed sleeve.

[0009] Preferably, the buffer unit includes a rotating rod, a rotating handle, a docking tube, a buffer box and a guide valve plate. The rotating rod is rotatably sleeved on the inner center position of the connecting ring, the rotating handle is fixedly sleeved on the top surface of the rotating rod, the guide valve plate is fixedly sleeved on the bottom surface of the rotating rod, the docking tube is fixedly connected to both sides of the connecting ring surface, and the buffer box is fixedly installed on the bottom surface of the docking tube.

[0010] Preferably, the test bench comprises support columns and retaining rings, the support columns are fixedly mounted on both sides of the top surface of the test bench, and the retaining rings are fixedly mounted on the top surface of the support columns.

[0011] Preferably, the diameter of the fixed sleeve is smaller than the diameter of the fire water supply pipe, and rubber sealing rings are arranged around the outer surface of the fixed sleeve, and the fixed sleeve is fixedly and sealedly sleeved around the inner wall of the fire water supply pipe through the rubber sealing ring. The rubber sealing ring can effectively tightly sleeve the fixed sleeve inside the fire water supply pipe, and the clamping block can further strengthen the sleeve strength between the fire water supply pipe and the fixed sleeve, thereby ensuring the normal pressure test of the fire water supply system.

[0012] Preferably, diversion holes are provided on both sides of the connecting ring, and the diversion holes correspond to the rotation of the surface of the diversion valve plate. When the diversion valve plate is adjusted and rotated, the diversion holes can be opened to correspond to the docking pipes, thereby introducing part of the water flow into the buffer box, which is convenient and simple to operate.

[0013] Preferably, the guide valve plate is rotated at the center position inside the fixed sleeve through the arranged rotating rod and the rotating handle, and the buffer box is connected to the interior of the fixed sleeve correspondingly through the arranged docking pipe. When performing a pressure test, if the water pressure inside the fire water supply pipe and the fixed sleeve is too high, the arranged rotating handle can be rotated. Under the action of the rotating rod, the guide valve plate can be effectively rotated and adjusted, and part of the water flow is introduced from the docking pipe position into the buffer box, which can effectively alleviate the water pressure inside the fire water supply pipe and the fixed sleeve, and has a certain safety.

[0014] The utility model provides a fire water supply system pressure testing device, which has the following beneficial effects:

[0015] (1) The utility model provides a rubber sealing ring that is fixedly and sealedly sleeved around the inner wall of the fire water supply pipe. The rubber sealing ring can effectively and tightly sleeve the fixed sleeve inside the fire water supply pipe. At the same time, the clamping block can further strengthen the sleeve strength between the fire water supply pipe and the fixed sleeve, thereby ensuring the normal pressure test of the fire water supply system.

[0016] (2) The utility model can open the diversion hole through the diversion hole when the diversion valve plate is adjusted and rotated, and correspond to the docking pipe to introduce part of the water flow into the buffer box, which is convenient and simple to operate.

[0017] (3) The utility model can rotate the rotating handle when the water pressure inside the fire water supply pipe and the fixed sleeve is too high during the pressure test. Under the action of the rotating rod, the guide valve plate can be effectively rotated and adjusted to introduce part of the water flow from the butt joint position into the buffer box, which can effectively relieve the water pressure inside the fire water supply pipe and the fixed sleeve and has a certain degree of safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the front side of the utility model;

[0019] Figure 2 It is a schematic diagram of the structure of the testing mechanism of the utility model from a top view;

[0020] Figure 3 This is a schematic diagram of the clamping block structure on the side of the utility model;

[0021] Figure 4 This is a schematic diagram of the guide valve structure on the side of the utility model.

[0022] In the figure: 1. test bench; 101. support column; 102. clamping ring; 2. test mechanism; 201. fire water supply pipe; 202. fixed sleeve; 203. connecting sleeve; 204. rotating rod; 205. rotating handle; 206. pressure gauge; 207. butt joint; 208. buffer box; 209. clamping block; 210. guide valve plate. DETAILED DESCRIPTION

[0023] The utility model provides the following technical solutions:

[0024] like Figure 1-4 As shown, a fire water supply system pressure testing device includes a test bench 1 and a test mechanism 2, the test mechanism 2 is movably installed on the top surface of the test bench 1, the test mechanism 2 includes a pressure measuring unit and a buffer unit, and the pressure measuring unit and the buffer unit are both arranged on the top surface of the test bench 1.

[0025] The pressure measuring unit includes a fire water supply pipe 201, a fixed sleeve 202, a connecting ring 203, a pressure gauge 206 and a clamping block 209. The fire water supply pipe 201 is fixedly installed on both sides of the top surface of the test bench 1, the clamping block 209 is fixedly installed around the inner wall of the fire water supply pipe 201, the fixed sleeve 202 is fixedly sleeved on one side of the surface of the fire water supply pipe 201, the diameter of the fixed sleeve 202 is smaller than the diameter of the fire water supply pipe 201, a rubber sealing ring is arranged around the outer surface of the fixed sleeve 202, and the fixed sleeve 202 is fixedly and sealedly sleeved around the inner wall of the fire water supply pipe 201 through the arranged rubber sealing ring, the connecting ring 203 is fixedly sleeved at the center position of the outer surface of the fixed sleeve 202, diversion holes are opened on both sides of the connecting sleeve 203, and the diversion holes correspond to the rotation of the surface of the arranged diversion valve plate 210, and the pressure gauge 206 is arranged on the top surface of the fixed sleeve 202.

[0026] The buffer unit includes a rotating rod 204, a rotating handle 205, a docking tube 207, a buffer box 208 and a guide valve plate 210. The rotating rod 204 is rotatably sleeved on the center position inside the connecting ring 203, the rotating handle 205 is fixedly sleeved on the top surface of the rotating rod 204, and the guide valve plate 210 is fixedly sleeved on the bottom surface of the rotating rod 204. The guide valve plate 210 is rotated at the center position inside the fixed sleeve 202 through the set rotating rod 204 and the rotating handle 205, and the buffer box 208 is correspondingly connected to the inside of the fixed sleeve 202 through the set docking tube 207. The docking tube 207 is fixedly connected to both sides of the surface of the connecting ring 203, and the buffer box 208 is fixedly installed on the bottom surface of the docking tube 207.

[0027] The test bench 1 includes a support column 101 and a clamping ring 102 . The support column 101 is fixedly installed on both sides of the top surface of the test bench 1 , and the clamping ring 102 is fixedly installed on the top surface of the support column 101 .

[0028] When the utility model is used, the rubber sealing ring is fixedly and sealedly sleeved around the inner wall of the fire water supply pipe 201, and the rubber sealing ring can effectively sleeve the fixed sleeve 202 tightly inside the fire water supply pipe 201. At the same time, the clamping block 209 can further strengthen the sleeve strength between the fire water supply pipe 201 and the fixed sleeve 202, ensuring the normal pressure test of the fire water supply system. The diversion hole can be opened when the diversion valve plate 210 is adjusted and rotated, and the diversion hole is relative to the butt pipe 207. The operation is convenient and simple, and when the pressure test is performed, if the water pressure inside the fire water supply pipe 201 and the fixed sleeve 202 is too high, the rotating handle 205 can be rotated, and the guide valve plate 210 can be effectively rotated and adjusted under the action of the rotating rod 204, so that part of the water flow is introduced from the position of the docking pipe 207 into the buffer box 208, which can effectively relieve the water pressure inside the fire water supply pipe 201 and the fixed sleeve 202, and has a certain safety.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

Claims

1. A fire water supply system pressure test device, comprising a test bench (1) and a test mechanism (2), characterized in that: The testing mechanism (2) is movably mounted on the top surface of the testing bench (1), the testing mechanism (2) comprises a pressure measuring unit and a buffer unit, and the pressure measuring unit and the buffer unit are both arranged on the top surface of the testing bench (1); The pressure measuring unit comprises a fire water supply pipe (201), a fixed sleeve (202), a connecting collar (203), a pressure gauge (206) and a clamping block (209); the fire water supply pipe (201) is fixedly installed on both sides of the top surface of the test bench (1); the clamping block (209) is fixedly installed around the inner wall of the fire water supply pipe (201); the fixed sleeve (202) is fixedly sleeved on one side of the surface of the fire water supply pipe (201); the connecting collar (203) is fixedly sleeved on the center position of the outer surface of the fixed sleeve (202); and the pressure gauge (206) is arranged on the top surface of the fixed sleeve (202); The buffer unit comprises a rotating rod (204), a rotating handle (205), a butt joint tube (207), a buffer box (208) and a guide valve plate (210); the rotating rod (204) is rotatably sleeved at the inner center position of the connecting collar (203); the rotating handle (205) is fixedly sleeved on the top surface of the rotating rod (204); the guide valve plate (210) is fixedly sleeved on the bottom surface of the rotating rod (204); the butt joint tube (207) is fixedly connected to both sides of the surface of the connecting collar (203); and the buffer box (208) is fixedly installed on the bottom surface of the butt joint tube (207).

2. A fire water supply system pressure testing device according to claim 1, characterized in that: The test bench (1) comprises a support column (101) and a clamping ring (102), wherein the support column (101) is fixedly mounted on both sides of the top surface of the test bench (1), and the clamping ring (102) is fixedly mounted on the top surface of the support column (101).

3. A fire water supply system pressure testing device according to claim 1, characterized in that: The diameter of the fixed sleeve (202) is smaller than the diameter of the fire water supply pipe (201), a rubber sealing ring is arranged around the outer surface of the fixed sleeve (202), and the fixed sleeve (202) is fixedly and sealingly sleeved around the inner wall of the fire water supply pipe (201) via the rubber sealing ring.

4. A fire water supply system pressure testing device according to claim 1, characterized in that: The connecting collar (203) is provided with flow guide holes on both sides thereof, and the flow guide holes are rotationally corresponding to the surface of the provided flow guide valve plate (210).

5. A fire water supply system pressure testing device according to claim 1, characterized in that: The guide valve plate (210) is rotated at the central position inside the fixed sleeve (202) via the provided rotating rod (204) and the rotating handle (205), and the buffer box (208) is correspondingly connected to the inside of the fixed sleeve (202) via the provided butt joint pipe (207).

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