Air tightness detection equipment for fire-fighting facility construction

Abstract

The utility model relates to the technical field of fire-fighting facilities, and provides an air tightness detection device for fire-fighting facility construction, which comprises a bottom plate and an air box, the air box is mounted on the bottom plate, a water hose take-up and pay-off assembly is arranged on the bottom plate and the air box, an air supply assembly is arranged in the air box, a fixed frame is fixed on the surface of the bottom plate, and the fixed frame is rotatably connected with a rotating disc. A driving motor is arranged on the side surface of the fixing frame, the output end of the driving motor is connected with a rotating disc, and a fixing rod is fixedly connected to the surface of the rotating disc. By means of the technical scheme, the problems that in the related technology, in the production process of a water hose, the tight effect of the water hose and connection needs to be ensured, no leakage needs to be ensured, the water pressure is too large when the water hose is used, if leakage exists, collapsing is likely to be caused, water and fire do not exist, and in the emergency fire extinguishing state, the water hose cannot be damaged are solved. And if collapse occurs due to leakage, the danger can be further increased.

Description

Technical Field

[0001] The utility model relates to the technical field of fire-fighting facilities, and specifically to air-tightness detection equipment for fire-fighting facility construction. Background Art

[0002] Fire-fighting facilities refer to fixed facilities such as automatic fire alarm systems, indoor fire hydrants, and outdoor fire hydrants within buildings. Automatic fire-fighting facilities are divided into electric system automatic facilities and water system automatic facilities.

[0003] Electrical fire safety testing is based on modern physical phenomena such as thermal radiation, acoustic emission, and electromagnetic emission during the operation of electrical facilities. It uses internationally advanced high-tech instruments and equipment, combined with traditional inspection methods to conduct comprehensive quantitative monitoring of electrical facilities, so as to more comprehensively, scientifically and accurately reflect the existence, degree of danger and exact location of electrical fire hazards, and promptly propose corresponding corrective measures to eliminate hazards and avoid the occurrence of electrical fire accidents. During the production or maintenance of fire protection facilities, the equipment needs to be tested for air tightness to prevent the substances in the equipment from coming into contact with the air, thereby changing the properties of the equipment.

[0004] A large number of water hoses will be laid during the construction of fire-fighting facilities. During the production process, the water hoses themselves and the connections must be tight, and there must be no leakage. When the water pressure is too high during use, if there is a leakage, it can easily lead to collapse. Water and fire are merciless. In the state of emergency fire fighting, if collapse occurs due to leakage, it will further increase the danger.

[0005] Therefore, in order to solve the above problems, a detection device for detecting by air pressure is proposed. Utility Model Content

[0006] The utility model proposes an air tightness detection device for fire-fighting facility construction, which solves the problem that in the production process of the water hose in the related art, it is necessary to ensure the tightness of the water hose itself and the connection, and it is necessary to ensure that there is no leakage at all. When the water hose is in use, the water pressure is too high. If there is a leakage, it is easy to cause collapse. Water and fire are ruthless. In the state of emergency fire fighting, if collapse occurs due to leakage, it will further increase the problem of danger.

[0007] The technical solution of the utility model is as follows:

[0008] A base plate and an air box, wherein the air box is mounted on the base plate;

[0009] A water hose retracting and releasing assembly, wherein the water hose retracting and releasing assembly is arranged on the bottom plate and the air box;

[0010] An air supply component, the air supply component is arranged inside the air box;

[0011] The hose retracting and releasing assembly includes a fixing frame, which is fixed to the surface of the base plate, a rotating disk is rotatably connected to the fixing frame, a driving motor is arranged on the side surface of the fixing frame, an output end of the driving motor is connected to the rotating disk, and a fixing rod is fixedly connected to the surface of the rotating disk.

[0012] As a further technical solution, a long groove is provided on the surface of the rotating disk, a round rod is arranged in the long groove, a movable rod is slidably sleeved on the outside of the round rod, a spring is sleeved on the outside of the round rod, a water hose body is sleeved on the fixed rod, a top frame is provided on the top of the air box, and a first screw is arranged in the top frame.

[0013] As a further technical solution, the first lead screw is driven to rotate by a motor, the outside of the first lead screw is connected to a cross frame by threaded cooperation, the cross frame is connected to the top frame in a transverse sliding manner, a second lead screw is arranged in the cross frame, and a pair of clamping frames are connected to the second lead screw by threaded cooperation.

[0014] As a further technical solution, the clamping frame is mounted on both ends of the water hose body, a second motor is arranged on the top of the cross frame, and transmission wheels are arranged at the output end of the second motor and one end of the second screw, and the transmission wheels are connected by belt drive.

[0015] As a further technical solution, the air supply assembly includes an air inlet nozzle, which is arranged on the side surface of the air box, a telescopic cylinder is arranged on the inner surface of the air box, a blocking block is arranged on the output end of the telescopic cylinder, and a docking nozzle is arranged on the inner surface of the air box, and the docking nozzle is plug-connected to the blocking block.

[0016] As a further technical solution, an electronic gas valve is arranged in the air box, an exhaust hole is opened on the side surface of the air box, and a pair of docking covers are arranged on the side surface of the air box, and the docking covers are connected with the inside of the air box.

[0017] As a further technical solution, the second lead screw is a double-start thread structure, and the threads at both ends of the second lead screw are a positive helix and a negative helix respectively.

[0018] As a further technical solution, the docking cover matches the main structure of the water hose, and the docking cover and the water hose main body are sealed and connected.

[0019] The working principle and beneficial effects of the utility model are:

[0020] 1. The utility model is provided with a water hose retracting and releasing assembly. Through the interaction of structures such as a rotating disk, a fixed rod, a movable rod, a spring, a water hose main body, a cross frame, a second screw and a clamping frame, the water hose main body can be installed on the fixed rod, and the docking parts at both ends are fixed between the clamping frames. The water hose main body can be unfolded by lateral movement and rotated at the same time, so that the water hose can be fully spread out. After docking, it can be tested. After the test is completed, the water hose main body can be rolled up and restored to a roll shape by reverse movement and rotation. The operation method is simple and has good use effect and practicality.

[0021] 2. The utility model is provided with an air supply assembly, which can be sealed and connected with the hose body through the interaction of structures such as the air inlet nozzle, the blocking block, the docking nozzle and the docking cover. The hose can be quickly blown up by connecting to the high-pressure equipment, and the air can be quickly exhausted after the detection is completed, which can save a lot of operation time. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0023] Figure 1 It is a schematic diagram of the structure of the utility model;

[0024] Figure 2 This is the axonometric drawing of the utility model;

[0025] Figure 3 This is a cross-sectional view of the utility model;

[0026] Figure 4 This is a cross-sectional view from another perspective of the utility model;

[0027] Figure 5 This is another cross-sectional view of the utility model from another perspective;

[0028] In the figure: 1. bottom plate; 2. air box; 3. hose retracting and releasing assembly; 3-1. fixed frame; 3-2. rotating disk; 3-3. driving motor; 3-4. fixed rod; 3-5. long groove; 3-6. round rod; 3-7. movable rod; 3-8. spring; 3-9. hose body; 3-10. top frame; 3-11. first lead screw; 3-12. cross frame; 3-13. second lead screw; 3-14. clamping frame; 3-15. second motor; 3-16. transmission wheel; 4. air supply assembly; 4-1. air inlet nozzle; 4-2. telescopic cylinder; 4-3. blocking block; 4-4. docking nozzle; 4-5. electronic air valve; 4-6. exhaust hole; 4-7. docking cover. DETAILED DESCRIPTION

[0029] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] like Figure 1~Figure 5 As shown, this embodiment proposes an air tightness detection device for fire protection facility construction, including

[0031] A base plate 1 and an air box 2, wherein the air box 2 is mounted on the base plate 1;

[0032] A hose retracting and releasing assembly 3, which is arranged on the bottom plate 1 and the air box 2;

[0033] An air supply component 4, which is arranged inside the air box 2;

[0034] The hose retracting and releasing assembly 3 includes a fixing frame 3-1, which is fixed on the surface of the bottom plate 1, and a rotating disk 3-2 is rotatably connected to the fixing frame 3-1. A driving motor 3-3 is arranged on the side surface of the fixing frame 3-1, and the output end of the driving motor 3-3 is connected to the rotating disk 3-2. A fixing rod 3-4 is fixedly connected to the surface of the rotating disk 3-2. A long groove 3-5 is provided on the surface of the rotating disk 3-2, and a round rod 3-6 is arranged in the long groove 3-5. The outer sliding sleeve of the round rod 3-6 is connected to a movable rod 3-7, and the outer sleeve of the round rod 3-6 is connected to a spring 3-8. The fixing rod 3-4 is sleeved with a hose body 3-9, and a top frame 3-10 is arranged on the top of the air box 2. A first lead screw 3-11 is arranged in 3-10, and the first lead screw 3-11 is driven to rotate by a motor. The outside of the first lead screw 3-11 is connected with a cross frame 3-12 by threaded cooperation. The cross frame 3-12 is horizontally slidably connected with the top frame 3-10. A second lead screw 3-13 is arranged in the cross frame 3-12, and a pair of clamping frames 3-14 are connected to the second lead screw 3-13 by threaded cooperation. The clamping frames 3-14 are mounted on both ends of the hose body 3-9. A second motor 3-15 is arranged on the top of the cross frame 3-12, and a transmission wheel 3-16 is arranged on the output end of the second motor 3-15 and one end of the second lead screw 3-13, and the transmission wheels 3-16 are connected by belt transmission.

[0035] In the present embodiment, in order to achieve the effect of quickly unfolding and reeling up the water hose main body 3-9 for convenient inspection, a water hose retracting and unwinding component 3 is designed, a fixed frame 3-1 is arranged on the surface of the bottom plate 1, a rotating disk 3-2 is rotatably connected in the fixed frame 3-1, a driving motor 3-3 is arranged on the back of the fixed frame 3-1, the output end of the driving motor 3-3 is connected to the rotating disk 3-2, and the rotating disk 3-2 can be driven to rotate, a fixed rod 3-4 is arranged at the center of the surface of the rotating disk 3-2, a long groove 3-5 is opened on the surface, a round rod 3-6 is arranged in the groove, a movable rod 3-7 is slidably sleeved on the round rod 3-6, a spring 3-8 is sleeved at the bottom, the movable rod 3-7 can be pushed upward by the elastic force of the spring 3-8, the water hose main body 3-9 can be clamped by the fixed rod 3-4 and the movable rod 3-7, and after the water hose main body 3-9 is filled with gas, the movable rod 3-4 can be pushed The rod 3-7 moves outward in coordination, a top frame 3-10 is provided on the top of the air box 2, a first lead screw 3-11 is provided in the top frame 3-10 and is driven to rotate by a motor, a cross frame 3-12 is connected to the first lead screw 3-11 by threaded cooperation, a second lead screw 3-13 is provided inside the cross frame 3-12, a second motor 3-15 is provided on the top, a transmission wheel 3-16 is provided at the output end of the second motor 3-15 and one end of the second lead screw 3-13, a belt drive connection is adopted between the transmission wheels 3-16, and the rotation of the second lead screw 3-13 can be controlled by the second motor 3-15, both ends of the second lead screw 3-13 are connected with a clamping frame 3-14 by threaded cooperation, the clamping frame 3-14 can be clamped at both ends of the hose body 3-9, and after clamping, it can be controlled to move left and right by the first lead screw 3-11, and can cooperate with unfolding, winding and detection.

[0036] Furthermore, the air supply component 4 includes an air inlet nozzle 4-1, which is arranged on the side surface of the air box 2, a telescopic cylinder 4-2 is arranged on the inner surface of the air box 2, a blocking block 4-3 is arranged on the output end of the telescopic cylinder 4-2, a docking nozzle 4-4 is arranged on the inner surface of the air box 2, the docking nozzle 4-4 is plug-connected with the blocking block 4-3, an electronic air valve 4-5 is arranged in the air box 2, an exhaust hole 4-6 is opened on the side surface of the air box 2, a pair of docking covers 4-7 are arranged on the side surface of the air box 2, and the docking covers 4-7 are connected to the inside of the air box 2.

[0037] In this embodiment, in order to achieve the detection effect of the hose body 3-9, an air supply component 4 is designed, and two docking covers 4-7 are arranged on the side surface of the air box 2, and the docking cover 4-7 can be plugged and connected with the hose body 3-9. The outer surface of the air box 2 is provided with an air inlet nozzle 4-1, which can be connected to a high-pressure air supply device to blow air into the air box 2, and then the water hose pipeline is blown up through the docking cover 4-7. A docking nozzle 4-4 is arranged inside the air box 2, and the docking nozzle 4-4 is connected to the air inlet nozzle 4-1. A telescopic air supply nozzle 4-1 is also arranged inside the air box 2. Cylinder 4-2, the output end of the telescopic cylinder 4-2 is connected with a blocking block 4-3, which can block the docking nozzle 4-4 and prevent air from continuing to flow in. After the inflation reaches the maximum state, the docking nozzle 4-4 can be sealed, and then it is left to stand and wait to see if there is any air leakage. An electronic gas valve 4-5 is also provided in the air box 2, and an exhaust hole 4-6 is opened on the outside. After the detection is completed, the electronic gas valve 4-5 can be opened to discharge the gas outward through the exhaust hole 4-6, and then the docking cover 4-7 can be separated from the water hose body 3-9.

[0038] Furthermore, the second lead screw 3-13 is a double-start thread structure, and the threads at both ends of the second lead screw 3-13 are a positive helix and a negative helix respectively.

[0039] In this embodiment, through the double-headed reverse direction thread structure, the clamping frames 3-14 at both ends can be driven to fit onto the surface of the hose body 3-9 at the same time to achieve a clamping effect.

[0040] Furthermore, the docking cover 4-7 matches the structure of the hose body 3-9, and the docking cover 4-7 and the hose body 3-9 are sealed and fitted.

[0041] In this embodiment, through the matching structure, the connection points of the hose bodies 3-9 can be detected at the same time, which has a good sealing effect.

[0042] When testing is needed, the rolled-up hose body 3-9 is put on the fixed rod 3-4 and clamped between the movable rods 3-7, and then the two ends are placed on the clamping frame 3-14, and then the second motor 3-15 is started to drive the second screw 3-13 to rotate, so that the clamping frame 3-14 clamps the hose body 3-9, and then the first screw 3-11 is started to drive the cross frame 3-12 to move toward the air box 2, and the rotating disk 3-2 starts to rotate until the docking cover 4-7 is plugged into the hose body 3-9, the air inlet nozzle 4-1 is connected to the high-pressure equipment, and the telescopic cylinder 4-2 is started. Recover the blocking block 4-3, open the docking nozzle 4-4, and then let in air to blow up the hose body 3-9. After it is completely blown up, start the telescopic cylinder 4-2 to block the air inlet nozzle 4-1, and then let it stand and observe. If the gas does not decrease, it means there is no leakage. After the detection is completed, start the electronic gas valve 4-5, discharge part of the gas through the exhaust hole 4-6, and then escort the hose body 3-9 back, and start the drive motor 3-3 to control the rotating disk 3-2 to start winding, and the movable rod 3-7 cooperates to move outward. After winding is completed, open the clamping frame 3-14 and then remove the hose.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An air tightness detection device for fire protection facility construction, characterized in that: include A base plate (1) and an air box (2), wherein the air box (2) is mounted on the base plate (1); A water hose retracting and releasing assembly (3), wherein the water hose retracting and releasing assembly (3) is arranged on the bottom plate (1) and the air box (2); An air supply component (4), wherein the air supply component (4) is arranged inside the air box (2); The hose retracting and releasing assembly (3) comprises a fixing frame (3-1), the fixing frame (3-1) is fixed on the surface of the base plate (1), a rotating disk (3-2) is rotatably connected to the fixing frame (3-1), a driving motor (3-3) is arranged on the side surface of the fixing frame (3-1), an output end of the driving motor (3-3) is connected to the rotating disk (3-2), and a fixing rod (3-4) is fixedly connected to the surface of the rotating disk (3-2).

2. The air tightness detection equipment for fire protection facility construction according to claim 1, characterized in that: A long groove (3-5) is provided on the surface of the rotating disk (3-2), a round rod (3-6) is arranged in the long groove (3-5), a movable rod (3-7) is slidably sleeved on the outside of the round rod (3-6), a spring (3-8) is sleeved on the outside of the round rod (3-6), a water hose body (3-9) is sleeved on the fixed rod (3-4), a top frame (3-10) is arranged on the top of the air box (2), and a first screw (3-11) is arranged in the top frame (3-10).

3. The air tightness detection equipment for fire protection facility construction according to claim 2, characterized in that: The first lead screw (3-11) is driven to rotate by a motor, the first lead screw (3-11) is externally connected to a cross frame (3-12) by threaded fitting, the cross frame (3-12) is laterally slidably connected to the top frame (3-10), a second lead screw (3-13) is arranged in the cross frame (3-12), and a pair of clamping frames (3-14) are connected to the second lead screw (3-13) by threaded fitting.

4. The air tightness detection equipment for fire protection facility construction according to claim 3, characterized in that: The clamping frame (3-14) is mounted on both ends of the hose body (3-9); a second motor (3-15) is arranged on the top of the cross frame (3-12); a transmission wheel (3-16) is arranged at the output end of the second motor (3-15) and one end of the second lead screw (3-13); and the transmission wheels (3-16) are connected via a belt drive.

5. The air tightness detection equipment for fire protection facility construction according to claim 4, characterized in that: The air supply assembly (4) comprises an air inlet nozzle (4-1), the air inlet nozzle (4-1) being arranged on the side surface of the air box (2), a telescopic cylinder (4-2) being arranged on the inner surface of the air box (2), a blocking block (4-3) being arranged on the output end of the telescopic cylinder (4-2), a docking nozzle (4-4) being arranged on the inner surface of the air box (2), and the docking nozzle (4-4) being plug-connected to the blocking block (4-3).

6. The air tightness detection equipment for fire protection facility construction according to claim 5, characterized in that: An electronic gas valve (4-5) is arranged in the gas box (2), an exhaust hole (4-6) is opened on the side surface of the gas box (2), and a pair of docking covers (4-7) are arranged on the side surface of the gas box (2), and the docking covers (4-7) are connected to the inside of the gas box (2).

7. The air tightness detection equipment for fire protection facility construction according to claim 4, characterized in that: The second lead screw (3-13) is a double-start thread structure, and the threads at both ends of the second lead screw (3-13) are respectively a positive helix and a negative helix.

8. The air tightness detection equipment for fire protection facility construction according to claim 6, characterized in that: The docking cover (4-7) matches the structure of the hose main body (3-9), and the docking cover (4-7) and the hose main body (3-9) are sealed and connected.

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