CN211061338U - Heat supply pipeline pressure testing device - Google Patents
Heat supply pipeline pressure testing device Download PDFInfo
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- CN211061338U CN211061338U CN201921934010.7U CN201921934010U CN211061338U CN 211061338 U CN211061338 U CN 211061338U CN 201921934010 U CN201921934010 U CN 201921934010U CN 211061338 U CN211061338 U CN 211061338U
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Abstract
The utility model relates to a heat supply pipeline pressure testing device, which comprises a water tank, a water supply pipe, a pressure testing pipeline and a water outlet pipe, wherein the water supply pipe and the water outlet pipe are communicated with the water tank and the pressure testing pipeline; the two ends of the pressure test pipeline are connected with pipeline joints, a pressure gauge is movably connected above the pressure test pipeline, and the bottom of the pressure test pipeline is connected with an air pump and a pressure release valve; the bottom of the pressure test pipeline is also provided with a protective device, and the protective device comprises a fixed hoop, a first supporting plate, a supporting column, a buffer spring, a second supporting plate, a bracket, a gear and a push rod. The utility model discloses the poor problem of security when not only having solved the pressure testing more possesses and is convenient for change manometer, advantage such as pressure testing is efficient.
Description
Technical Field
The utility model relates to a pipeline pressure testing technical field specifically is a pressure testing device of heat supply pipeline.
Background
The pipeline is the main way of heat medium delivery, and the heat pipe network is also called as heat pipeline, starting from boiler room, direct combustion machine room, heat supply center, etc., and leading from the heat source to the heat supply pipeline of the building heat inlet. A plurality of heat supply pipelines form a pipe network. The design pressure of the heat supply hot water medium is less than or equal to 2.5MPa, and the design temperature is less than or equal to 200 ℃; the design pressure of the heating steam medium is less than or equal to 1.6MPa, however, the pressure resistance in the pipeline is required to be tested before the heating pipeline is put into use, the heating pipeline can be used after meeting the requirements, and the pressure in the pipeline is required to be tested regularly after the heating pipeline is put into use, so that the pipeline conveying safety is ensured.
The pressure testing device of current heat supply pipeline has very big safety problem, if the bearing capacity of pipeline is lower among the pressure testing process, appears easily that the back pipeline that pressurizes breaks and seriously harms personal safety even, lacks protector and protects on-spot pressure testing tester.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of above-mentioned technical problem, provide a heat supply pipeline pressure testing device, the poor problem of security when not only having solved the pressure testing more possesses the manometer of being convenient for to change, advantage such as pressure testing is efficient.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: a pressure test device for a heat supply pipeline comprises a water tank, a water supply pipe, a pressure test pipeline and a water outlet pipe, wherein the water supply pipe and the water outlet pipe are used for communicating the water tank with the pressure test pipeline; the two ends of the pressure test pipeline are connected with pipeline joints, a pressure gauge is movably connected above the pressure test pipeline, and the bottom of the pressure test pipeline is connected with an air pump and a pressure release valve; the pressure testing pipeline bottom still is equipped with protector, protector includes fixed staple bolt, first layer board, support column, buffer spring, second layer board, bracket, gear and push rod, fixed staple bolt cover is established outside the pressure testing pipeline, the first layer board of its bottom fixed connection, first layer board bottom is fixed with the support column, the support column top cover is equipped with buffer spring, both ends respectively with first layer board and second layer board swing joint about the buffer spring, the second layer board is worn to establish on the support column, and its bottom middle-end fixedly connected with bracket, the support column all meshes at the position both sides of second layer board below has the gear, the gear outside all meshes has the push rod, the push rod is worn to establish on the second layer board.
Preferably, the bottom of the pressure gauge is communicated with a pressure test pipeline through a communicating pipe, the communicating pipe is a U-shaped pipe, and a ball valve is further arranged on the communicating pipe.
Preferably, the bottom of the pressure testing device is also provided with an operating platform, a water tank and an air pump are fixed on the operating platform, and the output end of the air pump is communicated with the pressure testing pipeline through an air outlet pipe.
More preferably, the tray stands on an operation table.
Preferably, the number of the fixed hoops is two, the two fixed hoops are symmetrically arranged at two ends of the pressure test pipeline, the bottoms of the two fixed hoops are fixedly connected with the left side and the right side of the upper end face of the first supporting plate, and the middle of the upper end face of the first supporting plate is fixedly connected with the pressure test pipeline.
Preferably, the push rod penetrates through and is movably connected to the second supporting plate, the push rod is arranged below the first supporting plate, and the distance from the push rod to the first supporting plate is smaller than half of the original length of the buffer spring.
More preferably, the circumference below the supporting column is provided with a thread, the lower part of the push rod is also provided with a thread, the supporting column and the push rod are both meshed with a gear through the thread, and the gear is fixed at the bottom of the second supporting plate and can rotate.
Preferably, one end of the water inlet pipe, which is far away from the water pump, is fixedly connected with a filter screen.
The utility model has the advantages that:
1. the utility model discloses set up protector below the pressure testing pipeline, through the cooperation setting between the fixed staple bolt among the protector, first layer board, support column, buffer spring, second layer board, bracket, gear and the push rod, when appearing the pipeline and breaking, two fixed staple bolts prevent that the piece from causing the injury to operating personnel's health, support column, buffer spring, second layer board, gear and push rod cooperation simultaneously cushion the pressure in the pressure testing pipeline, gear rotation can change the direction simultaneously, can apply a thrust to first layer board in the opposite direction, thereby can effectively improve operating personnel's security;
2. the water pump conveys water in the water tank into the pressure test pipeline through the water conveying pipe, then the two sides of the pressure test pipeline are sealed through the stop valve, air is added into the pressure test pipeline through the air pump to increase the internal pressure, the pressure gauge is used for reading and measuring, and the ball valve is arranged, so that the pressure gauge can be replaced under the condition of re-adding air in case of pressure test due to air leakage, and the pressure test efficiency is improved; the utility model discloses set up the filter screen on the inlet tube, can prevent that the impurity in the water tank from getting into the authenticity that the pressure testing pipeline influences the pressure testing data, can release the inside pressure of pressure testing pipeline fast through relief valve and sluicing solenoid valve, deliver to the water tank through the outlet pipe to the water resource has effectively been practiced thrift.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic view of the structure at a in fig. 1.
Fig. 3 is a schematic structural diagram of the pilot pressure component according to the present invention.
Fig. 4 is a schematic structural diagram of the middle pressure gauge 9 of the present invention.
Description of reference numerals: 1. the water tank, 2, the water pump, 3, the water supply pipe, 4, the stop valve, 5, the pressure testing pipeline, 6, the pipe joint, 7, the air pump, 8, the relief valve, 9, the manometer, 10, the sluicing solenoid valve, 11, the outlet pipe, 12, communicating pipe, 13, ball valve, 14, the filter screen, 15, the operation panel, 16, protector, 1601, fixed staple bolt, 1602, first layer board, 1603, the support column, 1604, buffer spring, 1605, the second layer board, 1606, the bracket, 1607, the gear, 1608, the push rod.
Detailed Description
The technical solution of the present invention will be clearly and completely described with reference to fig. 1-4.
As shown in fig. 1, the utility model relates to a heat supply pipeline pressure testing device, including water tank 1, water supply pipe 3, pressure testing pipeline 5 and outlet pipe 11, water supply pipe 3 and outlet pipe 11 communicate water tank 1 and pressure testing pipeline 5, water storage in the water tank 1 to be equipped with water pump 2 in the bottom, water pump 2 intakes the end and passes through inlet tube and 1 intercommunication of water tank, and the water outlet end communicates with water supply pipe 3, and the water inlet department of inlet tube sets up filter screen 14. The water supply pipe 3 and the water outlet pipe 11 are respectively provided with a stop valve 4 and a water discharge electromagnetic valve 10. As shown in fig. 3, two ends of the pressure test pipeline 5 are connected with pipeline joints 6, a pressure gauge 9 is movably connected above the pressure test pipeline 5, and the bottom of the pressure test pipeline 5 is connected with an air pump 7 and a pressure release valve 8.
As shown in fig. 1 and 2, a protecting device 16 is further disposed at the bottom of the pressure test pipeline 5, and the protecting device 16 includes a fixing hoop 1601, a first supporting plate 1602, a supporting column 1603, a buffering spring 1604, a second supporting plate 1605, a bracket 1606, a gear 1607 and a push rod 1608. Fixed staple bolt 1601 overlaps and establishes in pressure testing pipeline 5 outside, the first layer board 1602 of its bottom fixed connection, first layer board 1602 bottom is fixed with support column 1603, support column 1603 top cover is equipped with buffer spring 1604, buffer spring 1604 upper and lower both ends respectively with first layer board 1602 and second layer board 1605 swing joint, second layer board 1605 is worn to establish on support column 1603, its bottom middle-end fixedly connected with bracket 1606, support column 1603 all meshes in the position both sides of second layer board 1605 below and has gear 1607, the gear 1607 outside all meshes and has push rod 1608, push rod 1608 is worn to establish on second layer board 1605. The bottom of the pressure testing device is also provided with an operating platform 15, a water tank 1 and an air pump 7 are fixed on the operating platform 15, and the output end of the air pump 7 is communicated with the pressure testing pipeline 5 through an air outlet pipe. The bracket 1606 also stands on the console 15, and supports the entire guard.
As shown in fig. 2, in this embodiment, in order to better ensure the safety of the apparatus, two sets of the fixing hoop 1601, the supporting column 1603, the buffer spring 1604, the gear 1607 and the push rod 1608 are provided. Two fixed staple bolts 1601 are symmetrically installed at the two ends of the pressure test pipeline 5, the bottom of the two fixed staple bolts is fixedly connected with the left side and the right side of the upper end face of the first supporting plate 1602, and the middle part of the upper end face of the first supporting plate 1602 is fixedly connected with the pressure test pipeline 5. The circumference below two support columns 1603 is provided with threads, the threads are arranged below four push rods 1608, one support column 1603 and the two push rods 1608 are meshed with two gears 1607 through the threads, the gears 1607 are fixed at the bottom of the second supporting plate 1605, and the gears 1607 can rotate. The four push rods 1608 penetrate through and are movably connected to the second support plate 1605, the push rods 1608 are arranged below the first support plate 1602, and the distance from the push rods 1608 to the first support plate 1602 is smaller than half of the original length of the buffer spring 1604.
Because current pressure testing arrangement need add water in the pressure testing pipeline at the pressure testing in-process, then continuous gas that adds utilizes the manometer to test its bearing capacity, but the manometer breaks down the back when testing, can not change, but need sluicing, lose water again after the gas and add the pressure test, waste time, reduce efficiency. Therefore, in the present embodiment, the pressure gauge 9 is configured as shown in fig. 4, the bottom of the pressure gauge 9 is communicated with the pressure test pipeline 5 through a communication pipe 12, the communication pipe 12 is a U-shaped pipe, and a ball valve 13 is further disposed thereon. In the embodiment, the ball valve 13 is arranged, so that the pressure gauge 9 can be replaced only under the condition of air leakage and air refilling pressure testing, and the pressure testing efficiency is improved.
The utility model discloses when using, carry 1 water-logging in the water tank to the pressure testing pipeline 5 in through the delivery pipe 3 through water pump 2, make 5 both sides of pressure testing pipeline sealed through stop valve 4 after, through air pump 7 to the interior air entrainment of pressure testing pipeline 5, increase its internal pressure, read through manometer 9, measure, setting through filter screen 14, can prevent that the impurity in the water tank 1 from getting into the authenticity that pressure testing pipeline 5 influences the pressure testing data, can the inside pressure of quick release pressure testing pipeline 5 through relief valve 8 and sluicing solenoid valve 10, improve the efficiency of pressure testing, deliver to water tank 1 through outlet pipe 11, thereby effectively practiced thrift the water resource.
The utility model discloses a protector 16 protects pressure testing in-process operating personnel's personal safety, and concrete mechanism of action is:
1. in case of pipeline breakage caused by the fact that the pressure test pipeline cannot bear the pressure of the pressure test pipeline in the pressure test gas filling process, the two fixing hoops 1601 tightly hold the two ends of the pressure test pipeline 5 to prevent fragments from damaging the bodies of operators; meanwhile, the pressure test pipeline 5 has a downward pressure on the first supporting plate 1602, so that the supporting column 1603 is also subjected to the downward pressure, the gear 1607 on the left side of the supporting column 1603 tends to rotate clockwise, the gear 1607 on the right side tends to rotate anticlockwise, and the resistance of the push rods 1608 on the two sides is applied, so that the downward pressure of the supporting column 1603 is converted into an upward thrust for the first supporting plate 1602 under the interaction of the supporting column 1603, the gear 1607 and the push rods 1608; furthermore, the bracket 1606 holds the second support plate 1605, and buffers the downward pressure by the buffer spring 1604, thereby effectively improving the safety of the operator.
2. In case of leakage or even breakage of the pressure test pipeline 5 in the process of water adding or air adding during pressure test, the protection device of the utility model can also provide protection for the pressure test pipeline 5 and surrounding operators, if the pressure test pipeline is broken, the action mechanism of the protection device is as above, if the pressure test pipeline is broken, the water pump 2 or the air pump 7 needs to be stopped, when the pressure test pipeline 5 is stopped, the pressure test pipeline 5 can receive a counter pressure opposite to the water pressure or the air pressure when the pressure test pipeline is not stopped, the pressure test pipeline 5 can vibrate up and down, when the pressure test pipeline 5 vibrates downwards, the first supporting plate 1602 can be provided with a downward pressure, which is the same as the protection action mechanism, and detailed description is omitted, when the pressure test pipeline 5 vibrates upwards, the first supporting plate 1602 can be pulled to have an upward tension, and then the supporting column 1603 can also receive an upward tension, and the left gear 1607 of the support column 1603 has a tendency of counterclockwise rotation, the right gear 1607 has a tendency of clockwise rotation, and the two sides of the support column 1603 are provided with resistance of the push rods 1608, so that under the interaction of the support column 1603, the gear 1607 and the push rods 1608, the upward tension of the support column 1603 is converted into a direction to provide a downward tension for the first support plate 1602, and furthermore, the buffer spring 1604 is stretched to provide a downward tension for the first support plate 1602, so that the pressure test pipeline 5 can be prevented from generating large vertical vibration and cracking, the pressure test pipeline 5 is protected, and meanwhile, a safe operating environment is provided for operators.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these should also be regarded as the protection scope of the present invention.
The utility model discloses the spare part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description of description and drawing, and the concrete connected mode of each part does not explain all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery and equipment all adopt conventional model among the prior art, and equipment circuit connection adopts conventional connected mode among the prior art in addition, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that technical staff in this field knows.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a heat supply pipeline pressure testing device, includes water tank (1), flow pipe (3), pressure testing pipeline (5) and outlet pipe (11), and flow pipe (3) and outlet pipe (11) communicate water tank (1) and pressure testing pipeline (5), its characterized in that: a water pump (2) is arranged in the water tank (1), the water inlet end of the water pump (2) is communicated with the water tank (1) through a water inlet pipe, the water outlet end of the water pump is communicated with a water supply pipe (3), and a stop valve (4) and a water discharge electromagnetic valve (10) are respectively arranged on the water supply pipe (3) and a water outlet pipe (11); two ends of the pressure test pipeline (5) are connected with pipeline joints (6), a pressure gauge (9) is movably connected above the pressure test pipeline (5), and the bottom of the pressure test pipeline is connected with an air pump (7) and a pressure release valve (8); the pressure test pipeline is characterized in that a protective device (16) is further arranged at the bottom of the pressure test pipeline (5), the protective device (16) comprises a fixed hoop (1601), a first supporting plate (1602), a supporting column (1603), a buffer spring (1604), a second supporting plate (1605), a bracket (1606), a gear (1607) and a push rod (1608), the fixed hoop (1601) is sleeved outside the pressure test pipeline (5), the bottom of the fixed hoop is fixedly connected with the first supporting plate (1602), the bottom of the first supporting plate (1602) is fixedly provided with the supporting column (1603), the buffer spring (1604) is sleeved above the supporting column (1603), the upper end and the lower end of the buffer spring (1604) are movably connected with the first supporting plate (1602) and the second supporting plate (1605) respectively, the second supporting plate (1605) is arranged on the supporting column (1603) in a penetrating manner, the middle end of the bottom of the fixed rack (1606), the two sides of the supporting column (1603) below the second supporting plate (1605, push rods (1608) are meshed with the outer sides of the gears (1607), and the push rods (1608) penetrate through the second supporting plate (1605).
2. The heat supply pipeline pressure testing device of claim 1, characterized in that: the bottom of the pressure gauge (9) is communicated with a pressure test pipeline (5) through a communicating pipe (12), the communicating pipe (12) is a U-shaped pipe, and a ball valve (13) is further arranged on the communicating pipe.
3. The heat supply pipeline pressure testing device of claim 1, characterized in that: the pressure testing device is characterized in that an operating platform (15) is further arranged at the bottom of the pressure testing device, a water tank (1) and an air pump (7) are fixed on the operating platform (15), and the output end of the air pump (7) is communicated with a pressure testing pipeline (5) through an air outlet pipe.
4. The heat supply pipeline pressure testing device of claim 3, characterized in that: the carriage (1606) stands on an operation table (15).
5. The heat supply pipeline pressure testing device of claim 1, characterized in that: fixed staple bolt (1601) are established to two, and two fixed staple bolt (1601) symmetry are installed at pressure testing pipeline (5) both ends, its bottom and first layer board (1602) up end left and right sides fixed connection, first layer board (1602) up end middle part and pressure testing pipeline (5) fixed connection.
6. The heat supply pipeline pressure testing device of claim 1, characterized in that: the push rod (1608) penetrates through and is movably connected to the second supporting plate (1605), the push rod (1608) is arranged below the first supporting plate (1602), and the distance from the push rod (1608) to the first supporting plate (1602) is smaller than half of the original length of the buffer spring (1604).
7. The heat supply pipeline pressure testing device as claimed in claim 1, 5 or 6, wherein: be equipped with the screw thread on support column (1603) below circumference, push rod (1608) below also is equipped with the screw thread, and support column (1603) and push rod (1608) all pass through screw thread and gear (1607) meshing, gear (1607) are fixed in second layer board (1605) bottom to guarantee that gear (1607) can rotate.
8. The heat supply pipeline pressure testing device of claim 1, characterized in that: one end of the water inlet pipe, which is far away from the water pump (2), is fixedly connected with a filter screen (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921934010.7U CN211061338U (en) | 2019-11-11 | 2019-11-11 | Heat supply pipeline pressure testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921934010.7U CN211061338U (en) | 2019-11-11 | 2019-11-11 | Heat supply pipeline pressure testing device |
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| Publication Number | Publication Date |
|---|---|
| CN211061338U true CN211061338U (en) | 2020-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921934010.7U Active CN211061338U (en) | 2019-11-11 | 2019-11-11 | Heat supply pipeline pressure testing device |
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| CN (1) | CN211061338U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113125075A (en) * | 2021-04-20 | 2021-07-16 | 陈亮 | Leakage-proof testing device for heating and ventilation pipeline |
-
2019
- 2019-11-11 CN CN201921934010.7U patent/CN211061338U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113125075A (en) * | 2021-04-20 | 2021-07-16 | 陈亮 | Leakage-proof testing device for heating and ventilation pipeline |
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Address after: 030032 No. 8, Xinhua Road, Tanghuai Industrial Park, Shanxi transformation and comprehensive reform demonstration zone, Taiyuan City, Shanxi Province Patentee after: Shanxi Installation Group Co.,Ltd. Address before: 030021 No.8 Xinhua Road, Taiyuan Economic and Technological Development Zone, Xiaodian District, Taiyuan City, Shanxi Province Patentee before: SHANXI INDUSTRIAL EQUIPMENT INSTALLATION GROUP Co.,Ltd. |