Boiler water pressure test device

Abstract

The utility model discloses a boiler water pressure test device which comprises a boiler body, one end of the boiler body is provided with a mounting plate, one side of one end of the mounting plate is fixedly connected with an upper water tank, one end of the upper water tank is fixedly connected with a water adding port, and one end of the mounting plate is provided with a driving mechanism used for automatic test. According to the boiler water pressure test device, through the arrangement of the water pumping pipe, test water is firstly fed into the upper water tank during a test, the upper water pump is started to feed the water into the boiler body through the communicating pipe, the upper water valve is closed after the boiler body is filled with water, and the water inlet valve can be opened to fill the booster water tank with water during the water feeding process; the pressure of the boiler body is increased through the pressurizing pump, the pressure increasing speed can be controlled through the pressure increasing control valve, the pressure increasing speed meets the standard requirement, the water outlet valve is opened after the test is completed, pressure reduction and water discharging can be rapidly conducted, and the problem that water flow cannot be rapidly controlled for testing is solved.

Description

Technical Field

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

[0002] Boilers are large-scale heating systems that are now widely used in various fields such as industrial production. During the processing of the boiler, in order to ensure that the boiler can operate normally within the required pressure value, it is necessary to test it to prevent the normal operation of the boiler from being affected by excessive internal water pressure during use.

[0003] However, the hydraulic test device currently used for boiler testing still has some defects in use. It cannot quickly control the water flow during the test and generally requires multiple manual operations to complete the test.

[0004] Now a new type of boiler water pressure testing device is proposed to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a boiler water pressure test device to solve the problem in the above background technology that the water flow cannot be quickly controlled for testing.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a boiler water pressure test device, comprising a boiler body, a mounting plate provided at one end of the boiler body, a top water tank fixedly connected to one side of one end of the mounting plate, a water inlet fixedly connected to one end of the top water tank, and a drive mechanism for automatic testing provided at one end of the mounting plate;

[0007] The driving mechanism includes a booster water tank, one side of one end of the mounting plate is fixedly connected to the booster water tank, one end of the booster water tank is fixedly connected to a pressure pump, one end of the mounting plate is fixedly connected to a water supply pump, the input end of the water supply pump is fixedly connected to a suction pipe, the output end of the water supply pump is fixedly connected to a first connecting pipe, the outside of the first connecting pipe is fixedly connected to a water supply valve, one end of the first connecting pipe is fixedly connected to a second connecting pipe, the outside of the second connecting pipe is fixedly connected to a water inlet valve, one end of the second connecting pipe is fixedly connected to a third connecting pipe, the outside of the third connecting pipe is fixedly connected to a boost control valve, the output end of the pressure pump is fixedly connected to a boost pipe, the outside of the boost pipe is fixedly connected to a boost switch valve, a connecting pipe is provided at one end of the boiler body, and the outside of the connecting pipe is fixedly connected to a drain valve.

[0008] Preferably, the second connecting pipe passes through one side of the booster water tank and extends to the interior of the booster water tank, and the booster pipe passes through one end of the boiler body and extends to the interior of the boiler body.

[0009] Preferably, the third connecting pipe is connected to the interior of the boosting pipe, and the first connecting pipe is connected to the interior of the communicating pipe.

[0010] Preferably, the water pumping pipe passes through one side of the upper water tank and extends to the interior of the upper water tank, and the input end of the pressure pump passes through one end of the booster water tank and extends to the interior of the booster water tank.

[0011] Preferably, one end of the connecting pipe is fixedly connected to a connecting ring, one end of the boiler body is fixedly connected to an external threaded pipe, one end of the connecting ring is fixedly connected to a sealing ring, and the outside of the connecting ring is movably connected to a threaded sleeve.

[0012] Preferably, the sealing ring is movably connected to the external threaded tube, and the external threaded tube is threadedly connected to the threaded sleeve.

[0013] Preferably, one end of the boiler body is fixedly connected to a steam drum, one side of the one end of the steam drum is fixedly connected to a first pressure gauge, and the other side of the one end of the steam drum is fixedly connected to a second pressure gauge.

[0014] Preferably, the steam drum is communicated with the interior of the boiler body, and the first pressure gauge and the second pressure gauge pass through one end of the steam drum and extend into the interior of the steam drum.

[0015] Compared with the prior art, the beneficial effects of the present invention are: the boiler water pressure test device can not only quickly control the water flow for testing and quickly connect to the boiler, but also quickly observe the test results;

[0016] (1) A water pump, a water supply pump, a mounting plate, a first connecting pipe, a water supply valve, a water inlet valve, a second connecting pipe, a boost control valve, a third connecting pipe, a boost water tank, a pressure pump, a boost pipe, a boost switch valve, a drain valve and a connecting pipe are provided. During the test, the test water is first sent to the water supply tank, the water supply pump is started to send water into the interior of the boiler body through the connecting pipe, the water supply valve is closed after the water is filled, and the water inlet valve can be opened during the water supply process to fill the boost water tank with water. During the test pressure boost, the boost switch valve is opened, the pressure of the boiler body is boosted by the pressure pump, and the boost control valve can be used to control the boost speed so that the boost speed meets the specification requirements. After the test is completed, the drain valve is opened to quickly reduce the pressure and drain the water, thereby realizing that the system can quickly complete the test;

[0017] (2) By providing a connecting pipe, a threaded sleeve, an externally threaded pipe, a sealing ring and a connecting ring, before conducting a test, the mounting plate is placed on one end of the boiler body, and the connecting pipe is aligned with the externally threaded pipe. Then, the mounting plate is pushed to make the connecting ring fit with the externally threaded pipe. The threaded sleeve is then sleeved on the outside of the externally threaded pipe and rotated. After tightening the threaded sleeve, the connecting pipe can be positioned by the connecting ring. The sealing ring at one end of the connecting ring fits with the externally threaded pipe to ensure a sealing effect, thereby enabling a quick connection with the boiler body for testing.

[0018] (3) By providing a steam drum, a first pressure gauge and a second pressure gauge, during the test, when water is injected into the interior of the boiler body and clamped, the first pressure gauge located at one end of the steam drum can monitor the pressure value inside the boiler body in real time. Once the first pressure gauge fails and cannot accurately display the pressure, the second pressure gauge with the same function can be used to observe the pressure value inside the boiler body. In this way, the two sets of detection parts can ensure accurate readings and realize the rapid observation of test results. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the front cross-sectional structure of the present utility model;

[0020] Figure 2 This is a schematic diagram of the steam drum structure of the present utility model when viewed from above;

[0021] Figure 3 For the utility model Figure 1 A in the middle is an enlarged structural diagram;

[0022] Figure 4 This is a schematic diagram of the cross-sectional structure of the connecting pipe of the present invention when viewed from above.

[0023] In the figure: 1. Boiler body; 2. Water supply tank; 3. Water inlet; 4. Suction pipe; 5. Water supply pump; 6. Mounting plate; 7. First connecting pipe; 8. Water supply valve; 9. Water inlet valve; 10. Second connecting pipe; 11. Boost control valve; 12. Third connecting pipe; 13. Boost water tank; 14. Pressure pump; 15. Boost pipe; 16. Boost switch valve; 17. Drain valve; 18. Connecting pipe; 19. Steam drum; 20. First pressure gauge; 21. Second pressure gauge; 22. Threaded sleeve; 23. Externally threaded pipe; 24. Sealing ring; 25. Connecting ring. DETAILED DESCRIPTION

[0024] The following will be combined with the 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.

[0025] Example 1: Please refer to Figure 1-4 A boiler water pressure test device includes a boiler body 1, one end of the boiler body 1 is provided with a mounting plate 6, one side of one end of the mounting plate 6 is fixedly connected to an upper water tank 2, one end of the upper water tank 2 is fixedly connected to a water inlet 3, and one end of the mounting plate 6 is provided with a driving mechanism for automatic testing;

[0026] The driving mechanism includes a booster water tank 13, one side of one end of the mounting plate 6 is fixedly connected to the booster water tank 13, one end of the booster water tank 13 is fixedly connected to a pressure pump 14, one end of the mounting plate 6 is fixedly connected to a water supply pump 5, the input end of the water supply pump 5 is fixedly connected to a water extraction pipe 4, the output end of the water supply pump 5 is fixedly connected to a first connecting pipe 7, the outside of the first connecting pipe 7 is fixedly connected to a water supply valve 8, one end of the first connecting pipe 7 is fixedly connected to a second connecting pipe 10, the outside of the second connecting pipe 10 is fixedly connected to a water inlet valve 9, one end of the second connecting pipe 10 is fixedly connected to a third connecting pipe 12, the outside of the third connecting pipe 12 is fixedly connected to a boost control valve 11, the output end of the pressure pump 14 is fixedly connected to a booster pipe 15, the outside of the booster pipe 15 is fixedly connected to a boost switch valve 16, one end of the boiler body 1 is provided with a connecting pipe 18, the outside of the connecting pipe 18 is fixedly connected to a drain valve 17;

[0027] The second connecting pipe 10 passes through one side of the booster water tank 13 and extends into the interior of the booster water tank 13 . The booster pipe 15 passes through one end of the boiler body 1 and extends into the interior of the boiler body 1 .

[0028] The third connecting pipe 12 is connected to the interior of the boost pipe 15, and the first connecting pipe 7 is connected to the interior of the connecting pipe 18;

[0029] The water pumping pipe 4 passes through one side of the upper water tank 2 and extends to the interior of the upper water tank 2. The input end of the pressure pump 14 passes through one end of the booster water tank 13 and extends to the interior of the booster water tank 13.

[0030] Specifically, if Figure 1 and Figure 4As shown, during the test, the test water is first sent into the upper water tank 2, and the upper water pump 5 is started to send water into the interior of the boiler body 1 through the connecting pipe 18. After the water is filled, the water supply valve 8 is closed, and the water inlet valve 9 can be opened during the water supply process to fill the boost water tank 13 with water. During the test pressure boost, the boost switch valve 16 is opened, and the boiler body 1 is pressurized by the pressure pump 14. The boost speed can be controlled by the boost control valve 11 so that the boost speed meets the specification requirements. After the test is completed, the water release valve 17 can be opened to quickly reduce the pressure and release the water, so that the system can be quickly controlled to complete the test.

[0031] Example 2: One end of the connecting pipe 18 is fixedly connected to a connecting ring 25, one end of the boiler body 1 is fixedly connected to an external threaded pipe 23, one end of the connecting ring 25 is fixedly connected to a sealing ring 24, and the outside of the connecting ring 25 is movably connected to a threaded sleeve 22;

[0032] The sealing ring 24 is movably connected to the external threaded tube 23, and the external threaded tube 23 is threadedly connected to the threaded sleeve 22;

[0033] Specifically, if Figure 1 and Figure 3 As shown, before conducting the test, the mounting plate 6 is placed at one end of the boiler body 1, and the connecting pipe 18 is aligned with the external threaded pipe 23. Then, the mounting plate 6 is pushed to make the connecting ring 25 fit with the external threaded pipe 23, and then the threaded sleeve 22 is sleeved on the outside of the external threaded pipe 23 and rotated. After tightening the threaded sleeve 22, the connecting pipe 18 can be positioned by the connecting ring 25. The sealing ring 24 at one end of the connecting ring 25 fits with the external threaded pipe 23 to ensure the sealing effect, so that it can be quickly connected to the boiler body 1 for testing.

[0034] Example 3: A steam drum 19 is fixedly connected to one end of the boiler body 1, a first pressure gauge 20 is fixedly connected to one side of one end of the steam drum 19, and a second pressure gauge 21 is fixedly connected to the other side of one end of the steam drum 19;

[0035] The steam drum 19 is connected to the interior of the boiler body 1, and the first pressure gauge 20 and the second pressure gauge 21 pass through one end of the steam drum 19 and extend into the interior of the steam drum 19;

[0036] Specifically, if Figure 1 and Figure 2 As shown, during the test, when water is injected into the interior of the boiler body 1 and clamped, the first pressure gauge 20 located at one end of the steam drum 19 can monitor the pressure value inside the boiler body 1 in real time. Once the first pressure gauge 20 fails and cannot accurately display, the second pressure gauge 21 with the same function can be used to observe the pressure value inside the boiler body 1. The provision of two sets of detection components can ensure accurate readings and realize rapid observation of test results.

[0037] Working principle: When the present invention is in use, before conducting a test, the mounting plate 6 is placed at one end of the boiler body 1, and the connecting pipe 18 is aligned with the external threaded pipe 23, and then the mounting plate 6 is pushed to make the connecting ring 25 fit with the external threaded pipe 23, and then the threaded sleeve 22 is sleeved on the outside of the external threaded pipe 23 and rotated. After tightening the threaded sleeve 22, the connecting pipe 18 can be positioned through the connecting ring 25, and the sealing ring 24 at one end of the connecting ring 25 fits with the external threaded pipe 23 to ensure the sealing effect. During the test, the test water is first sent into the upper water tank 2, and the water pump 5 is started to send water into the interior of the boiler body 1 through the connecting pipe 18. After the water is filled, the water valve 8 is closed, and the water inlet valve 9 can be opened during the water filling process. Fill the boost water tank 13 with water, open the boost switch valve 16 during the pressure test, boost the boiler body 1 through the pressure pump 14, and control the pressure boost speed through the boost control valve 11 so that the pressure boost speed meets the specification requirements. After the test is completed, open the water release valve 17 to quickly reduce the pressure and release the water. During the test, water is injected into the interior of the boiler body 1 and clamped. The first pressure gauge 20 at one end of the steam drum 19 can monitor the pressure value inside the boiler body 1 in real time. Once the first pressure gauge 20 fails and cannot display accurately, the second pressure gauge 21 with the same function can be used to observe the pressure value inside the boiler body 1. Setting two sets of detection parts in this way can ensure accurate readings.

Claims

1. A boiler water pressure test device, comprising a boiler body (1), characterized in that: One end of the boiler body (1) is provided with a mounting plate (6), one side of one end of the mounting plate (6) is fixedly connected to an upper water tank (2), one end of the upper water tank (2) is fixedly connected to a water inlet (3), and one end of the mounting plate (6) is provided with a driving mechanism for automatic testing; The driving mechanism comprises a boosting water tank (13), one side of one end of the mounting plate (6) is fixedly connected to the boosting water tank (13), one end of the boosting water tank (13) is fixedly connected to a pressure pump (14), one end of the mounting plate (6) is fixedly connected to a water supply pump (5), the input end of the water supply pump (5) is fixedly connected to a water pumping pipe (4), the output end of the water supply pump (5) is fixedly connected to a first connecting pipe (7), the outside of the first connecting pipe (7) is fixedly connected to a water supply valve (8), and one end of the first connecting pipe (7) is fixedly connected to a second connecting pipe (8). The boiler body (1) is provided with a connecting pipe (18), the outside of which is fixedly connected to a water inlet valve (9), one end of which is fixedly connected to a third connecting pipe (12), the outside of which is fixedly connected to a boost control valve (11), the output end of the pressure pump (14) is fixedly connected to a boost pipe (15), the outside of which is fixedly connected to a boost switch valve (16), and one end of the boiler body (1) is provided with a connecting pipe (18), the outside of which is fixedly connected to a water drain valve (17).

2. A boiler water pressure test device according to claim 1, characterized in that: The second connecting pipe (10) passes through one side of the booster water tank (13) and extends to the interior of the booster water tank (13); the booster pipe (15) passes through one end of the boiler body (1) and extends to the interior of the boiler body (1).

3. A boiler water pressure testing device according to claim 1, characterized in that: The third connecting pipe (12) is connected to the interior of the boosting pipe (15), and the first connecting pipe (7) is connected to the interior of the connecting pipe (18).

4. A boiler water pressure test device according to claim 1, characterized in that: The water pumping pipe (4) passes through one side of the upper water tank (2) and extends to the interior of the upper water tank (2); the input end of the pressure pump (14) passes through one end of the booster water tank (13) and extends to the interior of the booster water tank (13).

5. The boiler water pressure testing device according to claim 1, characterized in that: One end of the connecting pipe (18) is fixedly connected to a connecting ring (25), one end of the boiler body (1) is fixedly connected to an external threaded pipe (23), one end of the connecting ring (25) is fixedly connected to a sealing ring (24), and the outside of the connecting ring (25) is movably connected to a threaded sleeve (22).

6. A boiler water pressure testing device according to claim 5, characterized in that: The sealing ring (24) is movably connected to the external threaded tube (23), and the external threaded tube (23) is threadedly connected to the threaded sleeve (22).

7. The boiler water pressure testing device according to claim 1, characterized in that: One end of the boiler body (1) is fixedly connected to a steam drum (19), one side of one end of the steam drum (19) is fixedly connected to a first pressure gauge (20), and the other side of one end of the steam drum (19) is fixedly connected to a second pressure gauge (21).

8. A boiler water pressure testing device according to claim 7, characterized in that: The steam drum (19) is connected to the interior of the boiler body (1), and the first pressure gauge (20) and the second pressure gauge (21) pass through one end of the steam drum (19) and extend into the interior of the steam drum (19).

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