TWI351488B - A detective equipment and the method for detecting - Google Patents

A detective equipment and the method for detecting Download PDF

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Publication number
TWI351488B
TWI351488B TW97122219A TW97122219A TWI351488B TW I351488 B TWI351488 B TW I351488B TW 97122219 A TW97122219 A TW 97122219A TW 97122219 A TW97122219 A TW 97122219A TW I351488 B TWI351488 B TW I351488B
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Taiwan
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air
wheel body
pipeline
detecting device
air wheel
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TW97122219A
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Chinese (zh)
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TW200951341A (en
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Yan Chyuan Shiau
Chi Shen Huang
Chih Hung Chen
Jin Yi Zeng
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Univ Chung Hua
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Description

1351488 九、發明說明: 【發明所屬之技術領域】 本發明係一種檢測裝置及其檢測方法,尤指裝設在 一地下官線之待測管路内,藉由該檢測裝置可完整檢測 该待測官路,並找出其受損部位予以開挖修復,避免 耗時之整段性,有效改善制檢測裝置無法在完工 覆土後,確切找出該地下管線之受損部位,而造成耗時 之整段性開挖之缺點。 【先前技術】 按,在現今的高科技社會中,水電、通訊及瓦斯等 已是不可或缺的必需品,其中自來水管線、通訊線路管 線及瓦斯管線大部分是經由地下管線輸送到家庭中,而 這些地下管線最常被埋設在道路下方,以連通到各使用 地點。 惟,當該等管線埋設時間曰久,老化腐蝕問題有愈 來愈嚴重之趨勢,特別是新近埋設的管線,常在使用幾 年之内,很快便發生腐蝕洩漏問題;而目前所應用之用 以檢測老化腐蝕之地下管線檢測裝置,則僅只能提供檢 測該已完工數年地下管線之老化腐蝕問題。 又,當該等管線在完成地下埋設後,如在回覆土石 不慎遭異物壓破時,往往須開挖覆土重新換管修整,但 由於其任-二人孔間之間距常遠達1〇〇公尺,故需精確 的得知被破壞部位以進行修復,否則整段開挖,既費時、 費工又相當不實際,且制之地下管線檢測裝置除了只 能提供檢測該已完工數年地下管線之老化腐蝕問題外,、 6 1351488 並無法確切找出該地下管線之受損部位,而造成耗時之 整段性開挖。 ^ 因此,為了改善上述習用地下管線檢測裝置所造成 之缺點,故提出本案專利之申請,藉以達到改進上述缺 失之目的。 、 【發明内容】1351488 IX. Description of the Invention: [Technical Field] The present invention relates to a detecting device and a detecting method thereof, and more particularly to being installed in a pipeline to be tested in an underground official line, by which the detecting device can completely detect the waiting Measure the official road, and find out the damaged part to be excavated and repaired, avoiding the time-consuming whole segment, effectively improving the detection device can not find the damaged part of the underground pipeline after completion of the overburden, resulting in time consuming The shortcomings of the whole section of excavation. [Prior Art] According to the current high-tech society, hydropower, communication and gas are indispensable necessities, and most of the water pipelines, communication pipelines and gas pipelines are transported to the home via underground pipelines. These underground pipelines are most often buried under the road to connect to each location. However, when these pipelines are buried for a long time, the aging corrosion problem has become more and more serious, especially the newly buried pipelines, which are often used within a few years, and the corrosion leakage problem will soon occur; The underground pipeline inspection device used to detect aging corrosion can only provide the aging corrosion problem of detecting underground pipelines that have been completed for several years. Moreover, when the pipelines are buried in the underground, if the soil and stone are accidentally crushed by foreign bodies, it is necessary to excavate the soil and re-manage the tubes, but the distance between the holes of the two-person holes is 1〇. 〇Metric, it is necessary to accurately know the damaged part for repair, otherwise the whole section of excavation is time-consuming, labor-intensive and quite impractical, and the underground pipeline testing device can only provide the test for several years. In addition to the aging corrosion problem of underground pipelines, 6 1351488 can not accurately identify the damaged parts of the underground pipeline, resulting in time-consuming full-scale excavation. ^ Therefore, in order to improve the shortcomings caused by the above-mentioned conventional underground pipeline detecting device, the application of the patent in this case is proposed to achieve the purpose of improving the above-mentioned defect. [Content of the invention]

有鑑於上述提及,習用之地下管線檢測裝置只能提 供檢測已完工數年地下管線之老化腐蝕問題,並無法在 完工覆土後’確切找出該地下管線之受損部位,而造成 耗時之整段性開挖之缺點;因此發明人依據多年來從事 此方面之相關經驗,經過長久努力研究與實驗,並配合 相關學理’終於開發設計出本發明之—種「檢 二 其檢測方法」。In view of the above mentioned, the conventional underground pipeline inspection device can only provide the detection of the aging corrosion problem of the underground pipeline that has been completed for several years, and it is impossible to find out the damaged part of the underground pipeline after completion of the soil, which is time consuming. The shortcomings of the whole paragraph excavation; therefore, the inventors have based on years of experience in this field, after long-term efforts and research, and with the relevant academics, 'the development and design of the invention's "detection method."

、本發明之目的,在提供一種檢測裝置及其檢測方 法:其係分別對兩端之—空氣輪體、另—空氣輪體進行 充氣後’料空氣輪體外部會雜並與—地下管線之内 壁緊密服貼,且在料空氣輪齡〗形成—密封之氣室, 一另一已加壓氣體灌入該氣室以測試其地下管線之 乳密性,H时段檢職地Tf線之完整性,予以找出 ==之受損部位再予以開挖、修復,避免耗時之 【實施方式】 、為便於貝審查委員能對本創作之技術手段及運作 =有更進—步之認識與瞭解,轉實施例配合圖示, 砰細說明如下。 7 本發明係-種「檢測裝置及其檢測方法」,該檢 t係裝設在-地下管線之待啦路2内,請分別參閱 -、二及三圖所示’該檢測裝置i係分別由一空氣 卜 10、-另-空氣輪體2G及-連結树3()所組成;其 該空氣輪體10伽以填充該待測管路2之内部,且係 由一斷面呈!字型骨架之軸心u及其二端之第一端板 、第二端板13,外包覆有一彈性套體14所組成之一密 ^中空柱體,並分別設有-第—氣管121自該密閉中空 桂體内延伸外露在該第-端板U上,及—第二氣管⑵ ^亥密閉中空柱體内’分觀伸外露在該第—端板12、 第二端板13上。 叙該另一空氣輪體2〇亦係用以填充該待測管路2之内 且亦係由-斷面呈Ϊ字型f架之另—軸心21及其二 =之另-第-端板22、另-第二端板23,外包覆有一另 ★彈性套體24所組成之一另一密閉中空柱體,並設有一 第三氣管221自該另一密閉中空柱體内,延伸至該空氣 輪體10之該密閉中空柱體内。 〜,本發明中,該空氣輪體1〇之第二端板13及該另 空氣輪體20之H端板22,係藉由該連結元件 〇之兩端分別連結固定,且其長度為一預定距離(4公 尺)。 前述該第-氣管121係用以將一已加壓氣體灌入該 空氣輪體10之該密閉中空柱體内;而該第三氣管Mi亦 係用以將該已加壓氣體由該空氣輪體丨〇之該密閉中空柱 體内,導入該另一空氣輪體2〇之該另一密閉中空柱體 1351488 二氣管122係用以將該已加壓氣體灌入該 减輪體10與該另-空氣輪體20間 室1〇1(如第四圖所示)。 ^ =述該空氣輪體1G與該另—空氣輪體2()間所形成 室m之距離’即為該檢測裳置 測官路2之範圍。 述該空氣輪體1G之第1板12上,進-步可連 接-至少-另-連結元件31,藉由該等另The object of the present invention is to provide a detecting device and a detecting method thereof, which are respectively inflating the air wheel body and the other air wheel body at both ends, and then the outside of the material air wheel body is mixed with the inner wall of the underground pipeline. Closely affixed, and formed in the air cylinder age - sealed air chamber, another pressurized gas is injected into the air chamber to test the tightness of the underground pipeline, the integrity of the T-line of the H-time inspection site To find out the damaged parts of == and then excavate and repair them to avoid time-consuming [Implementation]. In order to facilitate the members of the Board of Directors to understand and understand the technical means and operation of this creation, The embodiment will be described with reference to the drawings. 7 The present invention is a "detection device and its detection method", which is installed in the underground pipeline 2, please refer to the -, second and third diagrams respectively. It consists of an air bubble 10, an air-wheel body 2G and a connection tree 3 (); the air wheel body 10 is filled with the inside of the pipeline 2 to be tested, and is formed by a section! The axis of the font skeleton u and the first end plate and the second end plate 13 of the two ends are covered with a flexible hollow body 14 and are respectively provided with a -th gas pipe 121 Extending from the closed hollow body to the first end plate U, and the second air pipe (2) is closed to the first end plate 12 and the second end plate 13 . The other air wheel body 2〇 is also used to fill the inside of the pipeline 2 to be tested, and is also the other-axis 21 of the 断面-shaped f-frame and the other of the two-- The end plate 22 and the other second end plate 23 are covered with a further closed hollow cylinder formed by the elastic sleeve body 24, and a third air tube 221 is disposed from the other closed hollow cylinder. Extending into the closed hollow cylinder of the air wheel body 10. In the present invention, the second end plate 13 of the air wheel body 1 and the H end plate 22 of the other air wheel body 20 are respectively fixed and fixed by the two ends of the connecting member, and the length thereof is one. The predetermined distance (4 meters). The first air pipe 121 is configured to inject a pressurized gas into the sealed hollow cylinder of the air wheel body 10; and the third air pipe Mi is also used to press the pressurized gas from the air wheel. In the closed hollow cylinder of the body, the other airtight cylinder 1351488 introduced into the other air wheel body 2 is used to inject the pressurized gas into the wheel body 10 and In addition - the air wheel body 20 compartment 1 〇 1 (as shown in the fourth figure). ^ = The distance between the air wheel body 1G and the chamber m formed between the other air wheel body 2 () is the range of the detection skirt 2. On the first plate 12 of the air wheel body 1G, the step-by-step connection-at least-additional connection element 31 can be connected by means of the other

可將該檢測裝置1推離該密封氣室⑻所形成:距離, 以進行下-段待測管路2之檢測,如此即可依次分段並 順利完成雜測管路2之整段管路檢測,找出其受損部 位予以修復。 、 前述該連結元件3G及該另-連結树31 桿體。 藉上述之構件,請參閱第六圖所示,本發明之檢測The detecting device 1 can be pushed away from the sealing air chamber (8) to form a distance for performing the detection of the lower-stage pipeline 2 to be tested, so that the entire pipeline of the miscellaneous measuring pipeline 2 can be successfully completed in sequence. Detect and find out where the damaged part is to be repaired. The connecting element 3G and the other connecting tree 31 body. With the above components, please refer to the sixth figure, the detection of the present invention

裝置1在進行該地下管線之待測管路2檢測時,將依下 列檢測方法進行: 步驟-:魏,將馳測裝置丨安裝至該制管路2内(如 第三圖所示); 步驟二··再透過該檢測裝置丨之第一氣管12丨與該第三 氣管221,將該已加壓氣體(如:15公斤/平方 公分)灌入該檢測裝置1之空氣輪體丨〇與該另 空氟輪體20内,使該空氣輪體1〇外之彈性套 體14與該另一空氣輪體2〇外之另一彈性套體24 膨脹外突,並與該待測管路2内壁緊密貼合(如 9 第四圖所示)’再監控該空氣輪體10與該另一空 氣輪體20内之氣壓; 步驟三:此時,該空氣輪體10與該另一空氣輪體20間 會幵>成之一密封氣室1〇1(如第四圖所示),再透 過該檢測裝置1之第二氣管122將該已加壓氣體 (如·· 1. 5公斤/平方公分)加壓至一另一加壓氣 體(如.1公斤/平方公分),再灌入該密封氣室 101,並監控該密封氣室101之氣壓,待一預定 時間(如:一分鐘)後,如該密封氣室101之氣壓 沒有下降,即表示該段密封氣室101所形成之距 離(如:4公尺)内之管線密閉性良好,並無洩露 情形發生; 步驟四.之後,再依序分職出該空氣輪體10、該另-空氣輪體20及該密封氣室内之該等已加壓 氣體,再利用一至少一另一連結元件31連接至 5玄空氣輪體1〇之第一端板12 ’藉由該等另一連 結元件31將該檢測裝置丨推離該密封氣室1〇1 所形成之距離’並重複上述步驟即可依次分段順 利完成該制管路2之整段管路檢測(如第五圖 所不),找出其受損部位予以修復。 藉上所述可知,本發明有別習用技術關鍵在於: 由於本發明之檢峨置丨係糊監控氣壓的方式以 ^段檢測該待測管路2之完整性,故當測出該待測 官路2文損部位後,即可精破的開挖其受損部位, 並就該受損部位予以開挖及修復,用以取代習用之 1351488 檢測裝置無法在地下管線完工覆土後,確切找出該 地下管線之受損部位,而造成耗時之整段性開挖, 已加壓氣體灌人該等空氣輪咖、2㈣所形成之該When the device 1 is inspected for the pipeline 2 to be tested in the underground pipeline, the following detection method is performed: Step-: Wei, the chisel device is installed into the pipeline 2 (as shown in the third figure); Step 2: re-injecting the pressurized gas (for example, 15 kg/cm 2 ) into the air wheel body of the detecting device 1 through the first air tube 12丨 and the third air tube 221 of the detecting device And the elastic sleeve body 12 outside the air wheel body 1 and the other elastic sleeve body 24 outside the other air wheel body 2 are expanded and protruded with the tube to be tested. The inner wall of the road 2 is closely fitted (as shown in FIG. 4), and then the air pressure in the air wheel body 10 and the other air wheel body 20 is monitored; Step 3: At this time, the air wheel body 10 and the other The air wheel body 20 will be in a sealed air chamber 1〇1 (as shown in the fourth figure), and then passed through the second air tube 122 of the detecting device 1 to pressurize the pressurized gas (e.g. 5 kg / cm ^ 2) pressurized to another pressurized gas (such as .1 kg / cm ^ 2), and then poured into the sealed air chamber 101, and monitor the sealed air chamber 101 The air pressure, after a predetermined time (for example, one minute), if the air pressure of the sealed air chamber 101 does not decrease, that is, the pipeline has good airtightness in the distance formed by the sealed air chamber 101 (for example, 4 meters). There is no leakage situation; Step 4. After that, the air wheel body 10, the other air wheel body 20 and the pressurized gas in the sealed air chamber are separately assigned, and then at least one other is utilized. A connecting member 31 is connected to the first end plate 12' of the fifth air wheel body 1' by the distance of the other connecting member 31 to push the detecting device 离 away from the sealing air chamber 1〇1 and repeats The above steps can successfully complete the whole pipeline inspection of the pipeline 2 in sequence (as shown in the fifth figure), and find out the damaged parts to be repaired. As can be seen from the above, the key to the prior art of the present invention is that: due to the method of monitoring the air pressure by the inspection device of the present invention, the integrity of the pipeline 2 to be tested is detected by the segment, so when the test is to be tested After the damaged part of the official road 2, the damaged part can be excavated and the damaged part can be excavated and repaired, which can replace the conventional 1351488 detecting device and cannot be found after the underground pipeline is completed. Out of the damaged part of the underground pipeline, resulting in a time-consuming full-scale excavation, the pressurized gas is filled by the air wheel, 2 (4)

密封氣室101内,以測試該待測管路2之氣密性,= ,而可分段檢測該待測管路2之完整性,來找出各分段 管線之受損部位’並就受損部位予以開挖及修復, 免除耗時之整段性開挖,因此本發明具有進步性, 同時於相關產業(如··地下管線工程業者等)皆極 具應用價值性。The air chamber 101 is sealed to test the airtightness of the pipeline 2 to be tested, and the integrity of the pipeline 2 to be tested can be detected in stages to find the damaged portion of each segment pipeline. The damaged part is excavated and repaired, eliminating the time-consuming whole-section excavation. Therefore, the present invention is progressive, and at the same time, it is highly valuable in related industries (such as underground pipeline engineering companies).

以及只能提供檢測該已完工數年地下管線之老化腐 朗題等缺點,因此本發明具有新穎性及實用性。 、由於本發明之檢職置丨齡卿該絲輪體職該 另-空氣輪體2G進行充氣,待該等空氣輪體1〇、2〇 之外部與該待測管路2之内壁緊密貼合後,將該另一 按,上述詳細說明乃針對本發明之一種較佳之可行 實施例說明而已,惟該實施例並_以限定本創作之^ 請專利範圍’舉凡其他未_本發8_揭示之技蓺精神 下所完成之均等變化娜·更,均縣含於本^ 涵蓋之專利範圍中。 所 【圖式簡單說明】 第一圖為本發明之立體分解圖。 第二圖為本發明之組立圖。 第二圖為本發明之實施狀態示意圖—。 第四圖為本發明之實施狀態示意圖二。 第五圖為本發明之實施狀態示意圖三。 1351488And the invention can only provide shortcomings such as detecting the aging rot of the underground pipeline for several years, so the invention has novelty and practicability. Due to the inspection of the present invention, the other wheel body 2G is inflated, and the outside of the air wheel body 1〇, 2〇 is closely attached to the inner wall of the pipeline 2 to be tested. In the following, the above detailed description is directed to a preferred embodiment of the present invention, but the embodiment is intended to limit the scope of the present invention. The equal change that is accomplished under the spirit of the revealing technique is included in the scope of patents covered by this. BRIEF DESCRIPTION OF THE DRAWINGS The first figure is an exploded perspective view of the present invention. The second figure is a group diagram of the present invention. The second figure is a schematic diagram of the implementation state of the present invention. The fourth figure is a schematic diagram 2 of the implementation state of the present invention. The fifth figure is a third schematic view of the implementation state of the present invention. 1351488

第六圖為本發明之流程示意圖。 【主要元件符號說明】 1 、檢測裝置 10 、空氣輪體 101 、密封氣室 π 、轴心 12 、第一端板 121 、第一氣管 122 13 、第二端板 14 20 、另一空氣輪體 21 、另一幸由心 22 、另一第一端板 23 221 、第三氣管 24 、另一彈性套體 30 、連結元件 31 2 、待測管路 第二氣管 彈性套體 另一第二端板 另一連結元件 12The sixth figure is a schematic flow chart of the present invention. [Description of main component symbols] 1. The detecting device 10, the air wheel body 101, the sealing air chamber π, the shaft center 12, the first end plate 121, the first air tube 122 13 , the second end plate 14 20 , and another air wheel body 21, another lucky core 22, another first end plate 23 221, a third air pipe 24, another elastic sleeve 30, a connecting element 31 2, a second trachea elastic sleeve of the pipeline to be tested, and another second end plate Another connecting element 12

Claims (1)

1351488 十、申請專利範圍: 1、一種檢測裝置,尤指裝設在一地下管線之待測管路内, 並可協助檢測該待測管路洩露部位之檢測裝置,係包 含: 一空氣輪體,係用以填充該待測管路之内部,且係由 一斷面呈I字型骨架之軸心及其二端之第一端板、第 二端板,外包覆有一彈性套體所組成之一密閉中空柱 體; 一第一氣管,係自該密閉中空柱體内延伸外露在該第 一端板上,用以將一已加壓氣體灌入該空氣輪體之該 密閉中空柱體内; 一第二氣管,係自該密閉中空柱體内,分別延伸外露 在該第一端板、第二端板上,用以將該已加壓氣體灌 入該空氣輪體與一另一空氣輪體間所形成之一密封氣 室; 該另一空氣輪體,係用以填充該待測管路之内部,且 係由一斷面呈I字型骨架之另一軸心及其二端之另一 第一端板、另一第二端板,外包覆有一另一彈性套體 所組成之一另一密閉中空柱體; 一第三氣管,係自該另一密閉中空柱體内延伸至該空 氣輪體之該密閉中空體内,用以將該已加壓氣體由該 空氣輪體之該密閉中空體内導入該另一空氣輪體之該 另一密閉中空柱體内; 一連結元件,其長度為一預定距離,其兩端係分別連 結固定該空氣輪體之第二端板,及該另一空氣輪體之 13 1351488 另一第一端板。 2、 如申請專利範圍第1項所述之檢測裝置,其中該空氣 輪體與該另一空氣輪體間所形成之密封氣室之距 離’即為該檢測裝置欲檢測該待測管路之範圍。 3、 如申請專利範圍第2項所述之檢測裝置,其中該空氣 輪體之第一端板上,進一步可連接一至少一另一連結 元件,用以將該檢測裝置推離該密封氣室所形成之距 離’以進行下一段待測管路之檢測。 4、 如申請專利範圍第3項所述之檢測裝置,其中該連結 元件及該另一連結元件分別為一桿體。 5、 一種檢測裝置之檢測方法,其係將該檢測裝置安裝至 一地下管線之待測管路内時,將依下列檢測方法進行: 透過該檢測裝置上分別所設之一第一氣管與一第三氣 管,將一已加壓氣體灌入該檢測裝置上分別所設之一 空氣輪體與一另一空氣輪體内,使該空氣輪體外之一 彈性套體與該另一空氣輪體外之-另-彈性套體膨脹 外突’並與該待測管路_緊密貼合,再監控該空氣 輪體與該另一空氣輪體内之氣壓; 此,’該空氣輪體與該另一空氣輪體間會形成之一密 封氣室,再透過該檢測裝置上所設之一第二氣管,將 該已加壓氣體加壓至一另一加壓氣體再灌入該密封氣 室’並k控該密封氣室之氣壓,待一預定時間後,即 可檢測出該段密封氣賴形成之距_之管線密閉 性。 6、 如申請專概圍第5項所述之制裝置之檢測方法, 14 1351488 其中在檢測出該段密封氣室所形成之距離内之管線密 閉性後,係可進一步地依下列方法進行該待測管路之 下一段距離内之管路檢測: 依序分別洩出該空氣輪體、該另一空氣輪體及該密封 氣室内之該等已加壓氣體,再利用一至少一另一連結 元件連接至該空氣輪體之第一端板,以將該檢測裝置 推離該段密封氣室所形成之距離,並至該待測管路之 下一段距離内。1351488 X. Patent application scope: 1. A detecting device, especially a detecting device installed in a pipeline to be tested in an underground pipeline, and capable of detecting the leaking portion of the pipeline to be tested, comprising: an air wheel body The utility model is used for filling the inside of the pipeline to be tested, and is composed of a shaft having an I-shaped skeleton and a first end plate and a second end plate at both ends thereof, and an outer cover is covered with an elastic sleeve body. Forming a closed hollow cylinder; a first air pipe extending from the sealed hollow cylinder and exposed on the first end plate for injecting a pressurized gas into the sealed hollow column of the air wheel body a second air tube from the sealed hollow cylinder, respectively extending outwardly on the first end plate and the second end plate for injecting the pressurized gas into the air wheel body and another a sealing air chamber formed between an air wheel body; the other air wheel body is used to fill the inside of the pipeline to be tested, and is another axial center having an I-shaped skeleton and a cross section thereof The other first end plate and the other second end plate of the two ends are covered with another elastic sleeve One of the other closed hollow cylinders; a third air pipe extending from the other closed hollow cylinder to the closed hollow body of the air wheel body for using the pressurized gas from the air The closed hollow body of the wheel body is introduced into the other closed hollow cylinder of the other air wheel body; a connecting element having a length of a predetermined distance, and the two ends of the wheel body are respectively coupled and fixed to the second of the air wheel body The end plate, and the other first end plate of the other air wheel body 13 1351488. 2. The detecting device according to claim 1, wherein the distance between the air wheel body and the sealed air chamber formed by the other air wheel body is that the detecting device is to detect the pipe to be tested. range. 3. The detecting device of claim 2, wherein the first end plate of the air wheel body is further connectable with at least one other connecting element for pushing the detecting device away from the sealing air chamber. The formed distance 'to perform the next section of the pipeline to be tested. 4. The detecting device of claim 3, wherein the connecting member and the other connecting member are each a rod body. 5. A method for detecting a detecting device, wherein when the detecting device is installed in a pipeline to be tested in an underground pipeline, the following detecting method is performed: a first air pipe and a first one are respectively disposed through the detecting device a third air pipe, wherein a pressurized gas is poured into one of the air wheel body and the other air wheel body respectively disposed on the detecting device, so that one of the outer casing of the air wheel body and the other air wheel body - another - the elastic sleeve expands the outer protrusion 'and closely adheres to the pipeline _ to be tested, and then monitors the air pressure between the air wheel body and the other air wheel body; thus, 'the air wheel body and the other A sealed air chamber is formed between an air wheel body, and then a second air pipe provided on the detecting device is pressed to pressurize the pressurized gas to another pressurized gas and then into the sealed air chamber. And k control the air pressure of the sealed air chamber, after a predetermined time, it can detect the tightness of the pipeline formed by the sealing gas. 6. For the detection method of the device described in item 5 of the application, 14 1351488, wherein after detecting the tightness of the pipeline within the distance formed by the sealed gas chamber, the method may further be performed according to the following method Pipeline detection within a distance below the pipeline to be tested: sequentially venting the air wheel body, the other air wheel body and the pressurized gas in the sealed gas chamber, and then using at least one other A coupling member is coupled to the first end plate of the air wheel body to push the detecting device away from the distance formed by the segment of the sealing plenum and to a distance below the pipe to be tested. 1515
TW97122219A 2008-06-13 2008-06-13 A detective equipment and the method for detecting TWI351488B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI385025B (en) * 2010-03-03 2013-02-11 Chugai Ro Kogyo Kaisha Ltd Dried high pressure air supply system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI385025B (en) * 2010-03-03 2013-02-11 Chugai Ro Kogyo Kaisha Ltd Dried high pressure air supply system

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