CN217503795U - Emptying drainage structure for direct-buried hot water pipeline - Google Patents
Emptying drainage structure for direct-buried hot water pipeline Download PDFInfo
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- CN217503795U CN217503795U CN202220845665.2U CN202220845665U CN217503795U CN 217503795 U CN217503795 U CN 217503795U CN 202220845665 U CN202220845665 U CN 202220845665U CN 217503795 U CN217503795 U CN 217503795U
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Abstract
The utility model discloses a unloading drainage structures for direct-burried hot-water line, including at least one hot-water line, and with the wash-out pipe that hot-water line links to each other, still include with the temperature resistant extension hose that the wash-out pipe links to each other, and be used for control the first valve body of wash-out pipe break-make, the drainage end that the temperature resistant extension hose was held is connected with the drain pump. To current town heat supply direct-burried hot water pipe drainage inefficiency, the poor technical problem of security, the utility model provides a blowdown drainage structures for direct-burried hot water pipe, it can provide a safe swift practical blowdown drainage system, improves direct-burried hot water pipe's blowdown drainage efficiency to guarantee the operation safety, suitably reduce the size of sluicing well, increase engineering feasibility of carrying out.
Description
Technical Field
The utility model relates to a heat supply pipe network technical field, concretely relates to unloading drainage structures for direct-burried hot water pipeline.
Background
According to the regulation of 'urban heat supply pipe network design code' CJJ34-2010, a water drainage facility is preferably arranged at a low point of the urban heat supply direct-buried hot water pipeline, so that the water is drained after the pipeline is washed and during the pipeline maintenance. The existing drainage mode is that a drainage tee joint is arranged at the low point of a directly-buried hot water pipeline and connected with a drainage short pipe, a drainage valve is arranged on the short pipe, and the drainage pipe is connected to a sump in a drainage well. When needing to drain, operating personnel enters into the drainage well, opens the drainage valve, then immediately climbs out of the drainage well, then places the water pump into a sump pit in the drainage well, and pumps out and discharges water in the drainage well.
The method utilizes the gravity of hot water in the pipeline to drain water, and the drainage speed is low; an operator needs to enter a drainage well to open a drainage valve, and at the moment, hot water is high in temperature, so that potential safety hazards of scalding or flooding the operator exist; the drain well is large in size and often limited in space when implemented. In addition, a drainage well needs to be arranged at the low point of each pipeline to completely drain the hot water in the pipeline, which is often difficult to implement in engineering.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved by the utility model
To current town heat supply direct-burried hot water pipe drainage inefficiency, the poor technical problem of security, the utility model provides a blowdown drainage structures for direct-burried hot water pipe, it can provide a safe swift practical blowdown drainage system, improves direct-burried hot water pipe's blowdown drainage efficiency to guarantee the operation safety, suitably reduce the size of sluicing well, increase engineering feasibility of carrying out.
2. Technical scheme
In order to solve the above problem, the utility model provides a technical scheme does:
the utility model provides a blowdown drainage structures for direct-burried hot water pipeline, includes at least one hot water pipeline, and with the outlet pipe that hot water pipeline links to each other, still include with the temperature resistant extension hose that the outlet pipe links to each other, and be used for controlling the first valve body of outlet pipe break-make, the drainage end of temperature resistant extension hose is connected with the drain pump.
Optionally, an air compressor for injecting pressure into the hot water pipe is further included.
Optionally, the system comprises a plurality of hot water pipelines and a drainage main pipe simultaneously connected with drainage pipes of the plurality of hot water pipelines, and the temperature-resistant extension hose is connected with the drainage main pipe.
Optionally, the temperature-resistant extension hose and the drain main pipe are detachably connected together through a quick connector.
Optionally, the downcomer and temperature resistant extension hose are removably connected together by a quick-connect.
Optionally, a drain valve is mounted on the drain pipe.
Optionally, the temperature-resistant extension hose comprises a drainage well, and a fixing structure for fixing the temperature-resistant extension hose is arranged on the wall of the drainage well.
Optionally, a protective net is arranged in the drainage well, and the protective net and the bottom wall of the drainage well are arranged at intervals.
3. Advantageous effects
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
the emptying drainage structure for the directly-buried hot water pipeline adopts a closed drainage mode, avoids the potential safety hazard of hot water scalding or flooding operators, and ensures the operation safety; hot water in the pipelines can be emptied and drained quickly only by arranging drainage points at relatively low points of the individual pipelines, so that the emptying and drainage efficiency of the direct-buried hot water pipeline is greatly improved; properly reduces the size and the number of the drainage wells, reduces the construction cost and improves the construction feasibility.
Drawings
FIG. 1 is a schematic structural diagram of a blowdown and drainage structure for a directly buried hot water pipeline according to an embodiment of the present invention;
1. a hot water pipe; 2. a drain pipe; 3. a temperature resistant extension hose; 4. a first valve body; 5. draining pump; 6. an air compressor; 7. a drainage manifold.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "secured to," "disposed on," "secured to," or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Further, when one element is considered to be "fixedly connected" to another element, the two elements may be fixed by way of detachable connection, or may be fixed by way of non-detachable connection, such as socket connection, snap connection, integrally formed fixation, welding, etc., which can be realized in the prior art, and thus are not cumbersome. When an element is perpendicular or nearly perpendicular to another element, it is desirable that the two elements are perpendicular, but some vertical error may exist due to manufacturing and assembly effects. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The references to "first" and "second" in the present invention do not denote any particular quantity or order, but rather are merely used to distinguish one name from another.
With reference to fig. 1, the emptying drainage structure for a directly-buried hot water pipeline of this embodiment includes at least one hot water pipeline 1 and a plurality of drain pipes 2 connected to the hot water pipeline 1, generally, the hot water pipeline 1 is provided with a plurality of drain pipes 2, the drain pipes 2 are disposed at relatively low points of the hot water pipeline 1, the emptying drainage structure further includes a temperature-resistant extension hose 3 connected to the drain pipes 2, and a first valve body 4 for controlling on-off of the drain pipes 2, a drainage end of the temperature-resistant extension hose 3 is connected to a drainage pump 5, the drainage pump 5 drains off hot water in the drain pipes 2 through the temperature-resistant extension hose 3, and a closed drainage manner is adopted to avoid potential safety hazards of hot water scalding or flooding operators, thereby ensuring operation safety; hot water in the pipelines can be emptied and drained quickly only by arranging drainage points at relatively low points of the individual pipelines, so that the emptying and drainage efficiency of the direct-buried hot water pipeline is greatly improved; properly reduces the size and the number of the drainage wells, reduces the construction cost and improves the construction feasibility.
As the utility model discloses an alternative still including be used for to hot-water line 1 notes air compressor 6 of pressing, air compressor 6 locates the gas vent position of hot-water line 1's relative high point, and be equipped with the check valve in order to prevent that hot water backward flow from guaranteeing that the pipeline has certain pressure to accelerate drainage rate, prevent simultaneously that hot water gasification from leading to water pump import cavitation.
As the utility model discloses an alternative, it is still a plurality of the sluicing house steward 7 that the outlet pipe 2 of hot-water line 1 is connected simultaneously, temperature resistant extension hose 3 links to each other with sluicing house steward 7, temperature resistant extension hose 3 can dismantle with sluicing house steward 7 through quick-operation joint and link together for the same drain pump 5 of the 1 accessible of a plurality of hot-water line carries out quick drainage, also need not to set up a plurality of temperature resistant extension hoses 3 simultaneously, certainly, under the condition that does not set up sluicing house steward 7, also can with the outlet pipe 2 can be dismantled through quick-operation joint and link together with temperature resistant extension hose 3, and this kind of structure is applicable to current direct-burried hot-water line structure, directly installs quick-operation joint additional on outlet pipe 2 and can accomplish the installation fixed, need not to carry out extensive transformation to outlet pipe 2's structure and can realize the same technological effect.
As the utility model discloses an alternative, install the outlet valve on the outlet pipe 2, generally speaking, after the drainage, need extend the hose 3 disconnection with the temperature resistant and be connected with outlet pipe 2, in order to guarantee the security when the extension hose 3 disconnection of temperature resistant, need arrange the hot water of surplus in outlet pipe 2 through the outlet valve in advance to the greatest extent, avoid the hot water scald operating personnel.
As the utility model discloses an alternative still includes the wash-out well, and the nearer hot-water line 1 that leaves can share a wash-out well because of the existence of temperature resistant extension hose 3, be equipped with on the pool wall of wash-out well and be used for fixing temperature resistant extension hose 3's fixed knot constructs to prevent temperature resistant extension hose 3 and twist at will when the drainage and cause the incident, can guarantee simultaneously the stable work of drain pump 5.
As the utility model discloses an alternative, be equipped with the protection network in the sluicing well, the protection network with sluicing well diapire interval sets up in order to form the sluicing clearance, because operating personnel need often climb and operate in the water absorption well, in order to prevent that the sluicing well bottom has operating personnel to drop to hot water under the circumstances of hot water, so set up the protection network of unsettled setting in the sluicing well in order to prevent that operating personnel from falling, guarantee normal sluicing function simultaneously, on this basis, install a plurality of exhaust fans on the lateral wall of sluicing well, when sluicing, exhaust fan work to take out the vapor in the sluicing well to the side, avoid vapor upwards to evaporate the scald that influences the operating personnel field of vision, and the easy operating personnel of vapor of high temperature to the condition of looking over the sluicing well that operating personnel of being convenient for are clear, in order to carry out meticulous dismouting work.
As the utility model discloses an alternative, be equipped with the pressure gauge of being connected with 6 electricity of air compressor in the hot-water line 1, avoid 1 internal pressure of hot-water line to too high have great potential safety hazard.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if a person skilled in the art should understand that without departing from the spirit of the present invention, the person skilled in the art should not inventively design the similar structural modes and embodiments to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides a blowdown drainage structures for direct-burried hot water pipeline, includes at least one hot water pipeline, and with the outlet pipe that hot water pipeline links to each other which characterized in that: the water drain valve further comprises a temperature-resistant extension hose connected with the water drain pipe and a first valve body used for controlling the on-off of the water drain pipe, wherein the water drain end of the temperature-resistant extension hose is connected with a water drain pump.
2. A blowdown drainage structure for a direct-buried hot water pipeline according to claim 1, wherein: the hot water pipeline injection device further comprises an air compressor used for injecting pressure to the hot water pipeline.
3. A blowdown drainage structure for a direct-buried hot water pipe according to claim 1 or 2, wherein: the hot water pipeline drainage system comprises a plurality of hot water pipelines and a drainage main pipe which is simultaneously connected with a plurality of drainage pipes of the hot water pipelines, and the temperature-resistant extension hose is connected with the drainage main pipe.
4. A blowdown drainage structure for a direct-buried hot water pipeline according to claim 3, wherein: the temperature-resistant extension hose and the main drain pipe are detachably connected together through a quick connector.
5. A blowdown drainage structure for a direct-buried hot water pipe according to claim 1 or 2, wherein: the drain pipe and the temperature-resistant extension hose are detachably connected together through a quick connector.
6. A blowdown drainage structure for a direct-buried hot water pipeline according to claim 1, wherein: and a drain valve is arranged on the drain pipe.
7. A blowdown drainage structure for a direct-buried hot water pipeline according to claim 1, wherein: the temperature-resistant extension hose is characterized by further comprising a drainage well, wherein a fixing structure for fixing the temperature-resistant extension hose is arranged on the wall of the drainage well.
8. A blowdown drainage structure for a direct-buried hot water pipeline according to claim 7, wherein: and a protective net is arranged in the drainage well, and the protective net and the bottom wall of the drainage well are arranged at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220845665.2U CN217503795U (en) | 2022-04-13 | 2022-04-13 | Emptying drainage structure for direct-buried hot water pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220845665.2U CN217503795U (en) | 2022-04-13 | 2022-04-13 | Emptying drainage structure for direct-buried hot water pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN217503795U true CN217503795U (en) | 2022-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220845665.2U Active CN217503795U (en) | 2022-04-13 | 2022-04-13 | Emptying drainage structure for direct-buried hot water pipeline |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114857655A (en) * | 2022-04-13 | 2022-08-05 | 浙江城建煤气热电设计院股份有限公司 | Emptying drainage structure for direct-buried hot water pipeline |
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2022
- 2022-04-13 CN CN202220845665.2U patent/CN217503795U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114857655A (en) * | 2022-04-13 | 2022-08-05 | 浙江城建煤气热电设计院股份有限公司 | Emptying drainage structure for direct-buried hot water pipeline |
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