CN214538414U - Pressure testing device for furnace roller long pipe - Google Patents
Pressure testing device for furnace roller long pipe Download PDFInfo
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- CN214538414U CN214538414U CN202120482100.8U CN202120482100U CN214538414U CN 214538414 U CN214538414 U CN 214538414U CN 202120482100 U CN202120482100 U CN 202120482100U CN 214538414 U CN214538414 U CN 214538414U
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- pipeline
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- furnace roller
- sealing cover
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Abstract
The utility model discloses a pressure test device for a long furnace roller pipe, which comprises a bracket and a water tank, wherein the bracket is provided with a panel B and a panel A, a fixed half is arranged on the panel A and the panel B, one end of the fixed half is connected with a movable half through a hinged shaft, two ends of the furnace roller are arranged on the fixed half, and the movable half fastens the furnace roller on the fixed half through a screw; two ends of the furnace roller are connected with a sealing cover A and a sealing cover B; the outlet of the pressure test water pump at the top of the water tank is connected with a pipeline A, the pipeline A is connected with two water inlet pipes in parallel, the water inlet pipes are connected with water inlet valves, a pipeline B is arranged on the pipeline between the water inlet valves and the sealing cover A, and a pressure release valve and a pressure gauge are arranged on the pipeline B; the lower end of the sealing cover B is provided with a water outlet pipe, the two water outlet pipes are combined and then connected with a pipeline C, and the pipeline C is connected with a water tank. The utility model discloses rational in infrastructure, easy operation is reliable, and efficiency of software testing is high, and rivers return water tank after the detection has reached water cyclic utilization's purpose, has practiced thrift the water resource.
Description
Technical Field
The utility model relates to a stove roller production technical field especially relates to a pressure testing device of stove roller long tube.
Background
The furnace roller used in the prior metallurgical industrial furnace generally comprises two shaft necks and a roller, wherein the shaft necks are welded at two ends of the roller, and because the roller is in a high-temperature glowing environment for a long time, gas in the roller is heated and expands to generate thermal stress, and a long welding line is easy to crack, so that the bearing capacity of the furnace roller is reduced, even the furnace roller is broken, and the service life of the furnace roller is seriously influenced. For guaranteeing the life of stove roller, need cool off the stove roller, mostly adopt the inside cooling of stove roller, let in cooling water to the inside of stove roller through condenser tube to reach and lower the temperature to the stove roller, with the intensity of guaranteeing the stove roller. In order to prevent cooling water in the furnace roller from leaking, the welding position of the furnace roller must reach certain pressure bearing capacity, so that whether a new furnace roller or a repaired furnace roller is used, a pressure test must be carried out before installation to confirm the reliability of product quality. The existing pressure testing device is inconvenient to use and operate, poor in flexibility and low in testing efficiency, and water for pressure testing is not recycled, so that waste of water resources is caused.
Disclosure of Invention
The utility model aims at solving the technical problem and providing a pressure testing device of a furnace roller long pipe.
In order to realize the technical purpose, reach foretell technical requirement, the utility model discloses the technical scheme who adopts is:
the utility model provides a pressure testing device of stove roller long tube, includes support, water tank, its characterized in that: a panel B is arranged in the middle of the bracket, panels A are symmetrically arranged on the left side and the right side of the bracket, and two half structures are symmetrically arranged on the panel A and the panel B; the fixed half is arranged on the panel A and the panel B, one end of the fixed half is connected with a movable half through a hinged shaft, two ends of the furnace roller are arranged on the fixed half, and the movable half fastens the furnace roller on the fixed half through screws; two ends of the furnace roller are respectively connected with a sealing cover A and a sealing cover B through threads; a pressure test water pump is arranged at the top of the water tank, the outlet of the pressure test water pump is connected with a pipeline A, two water inlet pipes are connected in parallel on the pipeline A, and the water inlet pipes are connected with a sealing cover A; a water inlet valve is connected to the water inlet pipe, a pipeline B is arranged on a pipeline between the water inlet valve and the sealing cover A, and a pressure release valve and a pressure gauge are arranged on the pipeline B; the lower end of the sealing cover B is provided with a water outlet pipe, a water outlet valve is arranged on the water outlet pipe, the two water outlet pipes are combined and then connected with a pipeline C, and the pipeline C is connected with a water tank.
Preferably: the articulated shaft is riveted on the fixed half.
Preferably: and a threaded hole is formed in the fixing half end on the panel A.
Preferably: and O-shaped sealing rings are arranged at the joints of the sealing covers A and B and the end surfaces of the furnace rollers.
Compared with the traditional structure, the utility model discloses rational in infrastructure, simple to operate, easy operation is reliable, and efficiency of software testing is high, and rivers return water tank after the detection has reached water cyclic utilization's purpose, has practiced thrift the water resource.
Drawings
FIG. 1 is a schematic front view of the present invention;
fig. 2 is a schematic top view of the present invention;
in the figure: 1. the water heater comprises a support, 2 parts of a water tank, 3 parts of a pressure test water pump, 4 parts of pipelines A and 5 parts of a water inlet pipe, 6 parts of a water inlet valve, 8 parts of a pipeline B, 9 parts of a pressure gauge, 11 parts of a pressure release valve, 12 parts of panels A and 13 parts of a fixed half, 14 parts of screws, 15 parts of sealing covers A and 16 parts of a movable half, 17 parts of a hinged shaft, 18 parts of panels B and 19 parts of a furnace roller, 20 parts of sealing covers B, 21 parts of a water outlet pipe, 22 parts of a water outlet valve and 23 parts of a pipeline C.
Detailed Description
The present invention will be further explained below.
Referring to the attached drawings, the pressure testing device for the long furnace roller tube comprises a support 1 and a water tank 2, and is characterized in that: a panel B18 is arranged in the middle of the support 1, panels A12 are symmetrically arranged on the left side and the right side of the support 1, and two half structures are symmetrically arranged on the panel A12 and the panel B18; the fixed half 13 is arranged on a panel A12 and a panel B18, one end of the fixed half 13 is connected with a movable half 16 through a hinge shaft 17, two ends of the furnace roller 19 are arranged on the fixed half 13, and the movable half 16 fastens the furnace roller 19 on the fixed half 13 through a screw 14; two ends of the furnace roller 19 are respectively connected with a sealing cover A15 and a sealing cover B20 through threads; the top of the water tank 2 is provided with a pressure test water pump 3, the outlet of the pressure test water pump 3 is connected with a pipeline A4, two water inlet pipes 5 are connected in parallel on a pipeline A4, and the water inlet pipes 5 are connected with a sealing cover A15; the water inlet pipe 5 is connected with a water inlet valve 6, a pipeline B8 is arranged on a pipeline between the water inlet valve 6 and the sealing cover A15, and a pressure release valve 11 and a pressure gauge 9 are arranged on a pipeline B8; the lower end of the sealing cover B20 is provided with a water outlet pipe 21, the water outlet pipe 21 is provided with a water outlet valve 22, the two water outlet pipes 21 are combined and then connected with a pipeline C23, and the pipeline C23 is connected with the water tank 2.
In the preferred embodiment, the hinge shaft 17 is riveted to the fixed half 13.
In the preferred embodiment, the fixing half 13 end of the panel A12 is provided with a threaded hole.
In the preferred embodiment, the joints of the sealing covers A15 and B20 and the end surface of the furnace roller 9 are provided with O-shaped sealing rings.
When the pressure testing device is used, the water outlet valve 22 is closed, the water inlet valve 6 is closed when water is filled, the pressure testing water pump 3 is started, the pressure testing water pump 3 pumps water in the water tank 2 to the furnace roller for pressurization, the pressure gauge 9 displays the specified testing pressure, the pressure is maintained for 10-15 minutes, the pressure gauge is observed to determine whether the furnace roller leaks, and after the pressure testing device is qualified, the water outlet valve 22 is opened to enable water to return to the water tank 2, so that the purpose of recycling water is achieved.
The above embodiments of the present invention are only examples for clearly illustrating the present invention, but not for limiting the scope of the present invention, and all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.
Claims (4)
1. The utility model provides a pressure testing device of stove roller long tube, includes support (1), water tank (2), its characterized in that: a panel B (18) is arranged in the middle of the bracket (1), panels A (12) are symmetrically arranged on the left side and the right side of the bracket (1), and two half structures are symmetrically arranged on the panels A (12) and the panels B (18); the fixed half (13) is arranged on the panel A (12) and the panel B (18), one end of the fixed half (13) is connected with a movable half (16) through a hinge shaft (17), two ends of a furnace roller (19) are arranged on the fixed half (13), and the movable half (16) fastens the furnace roller (19) on the fixed half (13) through a screw (14); two ends of the furnace roller (19) are respectively connected with a sealing cover A (15) and a sealing cover B (20) through threads; the top of the water tank (2) is provided with a pressure test water pump (3), the outlet of the pressure test water pump (3) is connected with a pipeline A (4), two water inlet pipes (5) are connected in parallel on the pipeline A (4), and the water inlet pipes (5) are connected with a sealing cover A (15); a water inlet valve (6) is connected to the water inlet pipe (5), a pipeline B (8) is arranged on a pipeline between the water inlet valve (6) and the sealing cover A (15), and a pressure release valve (11) and a pressure gauge (9) are arranged on the pipeline B (8); the water tank is characterized in that a water outlet pipe (21) is arranged at the lower end of the sealing cover B (20), a water outlet valve (22) is arranged on the water outlet pipe (21), the two water outlet pipes (21) are combined and then connected with a pipeline C (23), and the pipeline C (23) is connected with the water tank (2).
2. The pressure test device for the furnace roller long tube according to claim 1, characterized in that: the articulated shaft (17) is riveted on the fixed half (13).
3. The pressure test device for the furnace roller long tube according to claim 1 or 2, characterized in that: and a threaded hole is formed in the fixing half (13) end of the panel A (12).
4. The pressure test device for the furnace roller long tube according to claim 1, characterized in that: and O-shaped sealing rings are arranged at the joints of the sealing covers A (15) and B (20) and the end surfaces of the furnace rollers (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120482100.8U CN214538414U (en) | 2021-03-06 | 2021-03-06 | Pressure testing device for furnace roller long pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120482100.8U CN214538414U (en) | 2021-03-06 | 2021-03-06 | Pressure testing device for furnace roller long pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214538414U true CN214538414U (en) | 2021-10-29 |
Family
ID=78261431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120482100.8U Active CN214538414U (en) | 2021-03-06 | 2021-03-06 | Pressure testing device for furnace roller long pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214538414U (en) |
-
2021
- 2021-03-06 CN CN202120482100.8U patent/CN214538414U/en active Active
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