201217762 六、發明說明： 【發明所屬之技術領域】 本發明是有關於一種溫度感測元件，且特別是有關一 具有感溫棒的溫度感測元件。 ； 【先前技術】 無論是工業上或日常生活中，利用管路運送流體為一省時 且省成本之方法。流體狀態受溫度等外在因素的影響會有不同 的變化，進而關係著操作的安全性或是產物的良率，因此流體 溫度的控管便疋一重要指標。將感溫棒伸入管路中直接量測流 體溫度為目前常用的溫度感測方法。 “机 圖1是習知-種溫度感測元件的剖面示意圖，而圖2是圖 1之溫度Μ元件連接於管路之示意圖。請參闕丨與圖2， 習知溫度感測元件100包含定位w 11〇、固定件13〇以 棒！50。固定件130具有頭部132與尾部134，頭部132設有 内螺紋133且尾部134具有外螺、纹135。固定件130之尾部^ 的外螺紋…與管路50之管壁52的内螺紋^結合^ 定件130固定於管路50上。此外，定位筒no具有外螺紋= 110透過外觀112與固定件13〇之内螺紋⑶的结 口而、纟。口於固定件130的頭部132。 ^ 與固定件130而伸入管路5〇中。^皿棒150穿過疋位靖110 然而，當管路50中之流微以^广 慎導致溫度_元件刚_體;^壓運送時’容㈣操作不 當要拆卸溫度感測元件1〇〇時，壓而彈出。舉例來說， 停止流體輸送，則感溫棒丨5G、容^未關管路5G内的閥門以 此可能導致感溫棒15G受損 <是官路％中的壓力而彈出’ 貝义疋威脅操作者的安全。 201217762 f發明内容】 本發明提供-種溫度感測元件，以提高操作安全性。 —為達上述優點，本發明提出一種溫度感測元件，其包括固 =件”感’皿棒。固定件具有第—筒狀部，此第—筒狀部的内壁 設有向内凸出的第-讀結構，第__筒狀部的外壁設有第一結 合結構。感溫棒貫穿第—筒狀部，且感溫棒_壁設有向外凸 出的第二止擋結構’第二止擋結構適於容置於第—筒狀部内， 且適於與第一止擋結構互相干涉。 在本發明之-實施例中，上述之第二止推結構設置於感溢 棒的末端。 在本發明之-實施例中，上述之第—止擋結構與第二土擔 結構至少其中之一呈環狀。 在本發明之一實施例中，上述之固定件更具有與第-筒狀 =目連接的第二筒狀部’而感溫棒更貫穿第二筒狀部，且第二 琦狀部的内徑大於第一筒狀部的内徑。 f本發明之-實施例中，上述之溫度感㈣件更包括定位 2。？定位筒適於結合於第二筒狀部的内壁，且感溫棒更貫穿 定位筒。 灿邱ΐΐ發明之一實施例中，上述之定位筒具有相連的第三筒 ^彳四筒狀部，第四筒狀部的外徑大於第三筒狀部的外 二筒狀部的外壁適於與第二筒狀部的内壁結合。 忑三錄部的㈣設有與^始合'姑 在本發明之一實施例中，上述之第-結合結構、第二姑合 201217762 結構與第三結合結構為螺紋。 在本發明之一實施例中，上述之溫度感測元件更包括止漏 環，配置於第二筒狀部内之底部，其中所述底部連接第一筒狀 部。 在本發明之一實施例中，上述之溫度感測元件更包括止漏 環，配置於第一筒狀部内，且第二止擋結構與止漏環位於第一 止擋結構的相對兩侧。 在本發明之溫度感測元件中’由於在固定件與感溫棒設置 可互相干涉之止擋結構，所以在拆卸溫度感測元件時，可防止 馨感溫棒因壓力過大而彈出。 為讓本發明之上述和其他目的、特徵和優點能更明顯易 懂，下文特舉較佳實施例，並配合所附圖式，作詳細說明如下。 【實施方式】 圖3是本發明一實施例之一種溫度感測元件示意圖。請參 照圖3，本實施例之溫度感測元件4⑼包括固定件"ο與感溫 棒430。固定件410具有第-筒狀部412，此第一筒狀部412 •的内壁設有向内凸出的第一止擋結構412a，第一筒狀部412 的外壁設有第-結合結構412b。感溫棒43G貫穿第-筒狀部 412，且感溫棒430的側壁設有向外凸出的第二止擋結構432。 第二止擋結構432適於容置於第一筒狀部412内，且適於與第 -止擋結構412a互相干涉。抑卩，冑移減轉㈣使第二 止播結構432朝接近第一止擋結構Wa的方向移動時，第二 止擋結構432可移入第一筒狀部412 N。當第二止擋結構432 接觸到第-止擋結構412a時，則感溫棒43〇無法繼續沿同方 向移動。 201217762 上述之第一結合結構412b例如是螺紋，但不以此為限。 此第一結合結構412b是與管路（圖未示）的結合結構互相配 合，以使第一筒狀部412能透過第一結合結構412b而結合於 管路。此外，第一止擋結構412a與第二止擋結構432至少其 中之一可呈環狀。也就是說，第一止擋結構412a呈環狀或第 二止擔結構432呈環狀（如圖4所示），或者是第一止擋結構 412a與第二止擋結構432皆呈環狀。但本發明並不限定第一 止擋結構412a與第二止擋結構432的形狀。在圖5所示的另 一實施例中，感溫棒430’的第二止擋結構432,可由多個檔塊 433組成。 請再參照圖3與圖4,本實施例之第二止擋結構432例如 疋设置於感溫棒430的末端。但在其他實施例中，亦可視設計 需求而將第二止檔結構432設置於感溫棒430的其他位置。此 外，第二止擋結構432可透過焊接或其他方式而固定於感溫棒 430，或者是第二止擋結構432可與感溫棒430 —體成型。 此外，固定件410例如更具有與第一筒狀部412相連接的 第一筒狀部414’且第二筒狀部414的内徑大於第一筒狀部412 的内徑。第二筒狀部414的内壁設有第二結合結構414a，而 感溫棒430更貫穿第二筒狀部414。除此之外，本實施例之溫 度感測元件400例如更包括一定位筒45〇，且感溫棒43〇貫穿 定位筒450。定位筒45〇具有相連的第三筒狀部452與第四筒 狀部M4，第四筒狀部454的外徑大於第三筒狀部452的外徑， 且第二筒狀部452的外壁設有與第二結合結構414a配合的第 二結合結構452a。第二結合結構414a與第三結合結構452a 例如是螺紋，但不以此為限。 圖6是本發明一實施例之溫度感測元件提供防止感溫棒 201217762 彈出功能的示意圖。請參照圖6,當溫度感測元件4〇〇與管路 5*0連結時，固定件41〇藉由第一結合結構412b與管路、^之 管壁52結合。感溫棒43〇穿過定位筒45〇與固定件41〇伸入 管路50中。此外，定位筒45〇的第三結合結構“以與固定件 410的第二結合結構414a相結合，以使定位筒45〇能固定於 固定件410。此定位筒45〇可避免感溫棒43〇晃動。 基於安全考量’若欲卸除溫度感測元件400，可先將管路 中的閥門（圖未示）關閉後，再鬆開固定件410與定位筒45〇。 接著，鬆開固定件410與管路50，以將固定件41〇自管路5〇 ® 卸除。 § s路50中的流體（如氣體或液體）以高壓運送時，若 因操作不慎或其他因素導致感溫棒43〇朝遠離管路的方向 彈出時，感溫棒430的第二止擋結構432可與第一止擋結構 412a互相干涉，進而防止感溫棒43〇彈出管路5〇。如此，既 可避免感溫棒430受損，又可避免操作人員受傷。 此外，本實施例之溫度感測元件400可更包括止漏巧 440:，其配置於第一筒狀部412内，且第二止擋結構432與: •漏環44〇a位於第—止擋結構412a的相對兩側。止漏環44〇a j材質可為彈性材質（例如是橡膠），且止漏環440a抵靠感 溫棒430，如此可進一步防止流體外洩至管路5〇外。另外， 溫度感測元件400更可包括止漏環44〇b，其配置於第二筒狀 部=14内之底部415 ’其中第二筒狀部414的底部415連接第 二筒狀部412。止漏環44%亦可進一步提供防止流體外洩至 官路外的功能。而且，在定位筒45〇結合於固定件41〇時，… 位筒450會壓迫止漏環4娜使之變形，如此可藉由止漏環^ 夾緊感溫棒430使之定位。 201217762 wrv t心的疋’雖然上述之溫度感測元件娜包括定位筒 巧=疋件41〇包括第二筒狀部414，但在其他實施例中， ::度::]元件400,(如圖7所示)可不包括， 410亦^^包括帛二筒狀部。 了上所述’由於本發明之溫度感測元件具有兩互相干涉之 、讀m ^結構與第二止擋結構，所以可防止溫度感測元件的感 喿作不慎而彈出管路。此外，在一實施例中，設置於第 3大。p内的止漏環除可防止管路中的流體溢散外，更可夾 感溫棒使之定位。 ， 雖然本發明已以較佳實施例揭露如上，然其並非用以限定 本發^，任何熟習此技藝者，在不脫離本發明之精神和範圍 内，*可作些許之更動與潤飾，因此本發明之保護範圍當視後 附之申請專利範圍所界定者為準。 【圖式簡單說明】 圖1是習知一種溫度感測元件的剖面示意圖。 圖2是圖1之溫度感測元件連接於管路之示意圖。 圖3是本發明一實施例之一種溫度感測元件示意圖。 圖4為本發明一實施例之溫度感測元件的感溫棒43〇立體 圖。 圖5為本發明另一實施例之溫度感測元件的感溫棒立體 圖。 圖6是本發明一實施例之溫度感測元件提供防止感溫棒 彈出功能的示意圖。 圖7是本發明另一實施例之溫度感測元件示意圖。 201217762 【主要元件符號說明】 50 :管路 52 :管壁 53 :内螺紋 100 :溫度感測元件 110 :定位筒 112 :外螺紋 130 :固定件 132 :頭部 • 133 :内螺紋 134 :尾部 135 :外螺紋 15 0 .感溫棒 400、400’ ：溫度感測元件 410、410’ ：固定件 412 :第一筒狀部 412a :第一止擋結構 • 412b:第一結合結構 414 :第二筒狀部 414a :第二結合結構 415 :底部 430、430’ ：感溫棒 432、432’ ：第二止擋結構 433 :擋塊 440a :第一止漏環 440b :第二止漏環 201217762 450 :定位筒 452 :第三筒狀部 452a :第三結合結構 454 :第四筒狀部201217762 VI. Description of the Invention: [Technical Field] The present invention relates to a temperature sensing element, and more particularly to a temperature sensing element having a temperature sensing bar. [Prior Art] Whether it is industrial or daily life, it is a time-saving and cost-effective way to transport fluids using pipelines. The fluid state is subject to different changes due to external factors such as temperature, which in turn affects the safety of the operation or the yield of the product. Therefore, the control of the fluid temperature is an important indicator. The temperature sensing rod is inserted into the pipeline to measure the fluid temperature directly, which is the commonly used temperature sensing method. 1 is a schematic cross-sectional view of a conventional temperature sensing element, and FIG. 2 is a schematic view of the temperature sensing element of FIG. 1 connected to a pipeline. Referring to FIG. 2, the conventional temperature sensing element 100 includes The positioning member w 11〇, the fixing member 13〇 is a rod! 50. The fixing member 130 has a head portion 132 and a tail portion 134, the head portion 132 is provided with an internal thread 133 and the tail portion 134 has an external thread and a grain 135. The tail portion of the fixing member 130 The external thread ... is fixed to the pipe 50 with the internal thread of the pipe wall 52 of the pipe 50. Further, the positioning cylinder no has an external thread = 110 through the outer shape 112 and the internal thread (3) of the fixing member 13 The mouth is closed, and the mouth is attached to the head 132 of the fixing member 130. ^ and the fixing member 130 extends into the pipe 5〇. ^ The rod 150 passes through the position of the seat 110. However, when the pipe 50 flows slightly The temperature is _ element just _ body; ^ pressure transport when the capacity (four) improper operation to disassemble the temperature sensing element 1 ,, press and pop. For example, stop the fluid delivery, the temperature sensor 丨 5G , ^ does not close the valve in the pipeline 5G, which may cause the temperature sensing rod 15G to be damaged < is the pressure in the official road % and pops up The safety of the operator. 201217762 f SUMMARY OF THE INVENTION The present invention provides a temperature sensing element for improving operational safety. - To achieve the above advantages, the present invention provides a temperature sensing element comprising a solid "feel" Baton. The fixing member has a first cylindrical portion, and the inner wall of the first cylindrical portion is provided with a first reading structure that protrudes inward, and the outer wall of the first cylindrical portion is provided with a first bonding structure. The temperature sensing rod extends through the first cylindrical portion, and the temperature sensing rod _ wall is provided with a second stopping structure protruding outwardly. The second stopping structure is adapted to be received in the first cylindrical portion, and is adapted to be A stop structure interferes with each other. In an embodiment of the invention, the second thrust structure described above is disposed at the end of the spill bar. In an embodiment of the invention, at least one of the first stop structure and the second soil support structure are annular. In an embodiment of the invention, the fixing member further has a second cylindrical portion connected to the first cylindrical shape, and the temperature sensing rod further penetrates the second cylindrical portion, and the inside of the second shaped portion The diameter is larger than the inner diameter of the first cylindrical portion. In the embodiment of the present invention, the temperature sensing (four) member described above further includes the positioning 2. ? The positioning cylinder is adapted to be coupled to the inner wall of the second cylindrical portion, and the temperature sensing rod extends through the positioning cylinder. In one embodiment of the invention, the positioning cylinder has a connected third cylindrical portion, and the outer diameter of the fourth cylindrical portion is larger than the outer wall of the outer tubular portion of the third cylindrical portion. It is combined with the inner wall of the second cylindrical portion. In the embodiment of the present invention, the first-combination structure, the second occlusion 201217762 structure and the third joint structure are threaded. In an embodiment of the invention, the temperature sensing element further includes a leak stop ring disposed at a bottom portion of the second cylindrical portion, wherein the bottom portion connects the first cylindrical portion. In an embodiment of the invention, the temperature sensing element further includes a leak stop ring disposed in the first cylindrical portion, and the second stop structure and the leak stop ring are located on opposite sides of the first stop structure. In the temperature sensing element of the present invention, since the fixing member and the temperature sensing rod are provided with a stopper structure which can interfere with each other, when the temperature sensing element is detached, the sensible temperature sensing rod can be prevented from being ejected due to excessive pressure. The above and other objects, features and advantages of the present invention will become more <RTIgt; Embodiments Fig. 3 is a schematic view of a temperature sensing element according to an embodiment of the present invention. Referring to Fig. 3, the temperature sensing element 4 (9) of the present embodiment includes a fixing member " and a temperature sensing rod 430. The fixing member 410 has a first cylindrical portion 412. The inner wall of the first cylindrical portion 412 is provided with a first stopping structure 412a protruding inwardly, and the outer wall of the first cylindrical portion 412 is provided with a first coupling structure 412b. . The temperature sensing bar 43G extends through the first cylindrical portion 412, and the side wall of the temperature sensing bar 430 is provided with a second stopper structure 432 that protrudes outward. The second stop structure 432 is adapted to be received within the first cylindrical portion 412 and adapted to interfere with the first stop structure 412a. When the second stop structure 432 is moved toward the direction close to the first stop structure Wa, the second stop structure 432 can be moved into the first cylindrical portion 412N. When the second stop structure 432 contacts the first stop structure 412a, the temperature sensing bar 43〇 cannot continue to move in the same direction. 201217762 The first combined structure 412b described above is, for example, a thread, but is not limited thereto. The first joint structure 412b is coupled to a joint structure of a pipe (not shown) so that the first tubular portion 412 can be coupled to the pipe through the first joint structure 412b. Further, at least one of the first stop structure 412a and the second stop structure 432 may be annular. That is, the first stop structure 412a has an annular shape or the second stop structure 432 is annular (as shown in FIG. 4), or the first stop structure 412a and the second stop structure 432 are annular. . However, the present invention does not limit the shape of the first stop structure 412a and the second stop structure 432. In another embodiment shown in FIG. 5, the second stop structure 432 of the temperature sensing bar 430' can be comprised of a plurality of stops 433. Referring to FIG. 3 and FIG. 4 again, the second stop structure 432 of the present embodiment is disposed, for example, at the end of the temperature sensing bar 430. However, in other embodiments, the second stop structure 432 can also be disposed at other locations of the temperature sensing bar 430, depending on design requirements. In addition, the second stop structure 432 can be fixed to the temperature sensing rod 430 by welding or other means, or the second stop structure 432 can be integrally formed with the temperature sensing rod 430. Further, the fixing member 410 has, for example, a first cylindrical portion 414' connected to the first cylindrical portion 412 and an inner diameter of the second cylindrical portion 414 larger than the inner diameter of the first cylindrical portion 412. The inner wall of the second cylindrical portion 414 is provided with a second joint structure 414a, and the temperature sensing rod 430 further penetrates the second cylindrical portion 414. In addition, the temperature sensing element 400 of the present embodiment further includes a positioning cylinder 45 〇, and the temperature sensing rod 43 〇 extends through the positioning cylinder 450. The positioning cylinder 45 has an associated third cylindrical portion 452 and a fourth cylindrical portion M4. The outer diameter of the fourth cylindrical portion 454 is larger than the outer diameter of the third cylindrical portion 452, and the outer wall of the second cylindrical portion 452 A second bonding structure 452a is provided that cooperates with the second bonding structure 414a. The second joint structure 414a and the third joint structure 452a are, for example, threads, but are not limited thereto. FIG. 6 is a schematic diagram of a temperature sensing element according to an embodiment of the present invention providing a pop-up preventing function of the temperature sensing bar 201217762. Referring to FIG. 6, when the temperature sensing element 4 is coupled to the pipe 5*0, the fixing member 41 is coupled to the pipe wall 52 by the first coupling structure 412b. The temperature sensing rod 43 is inserted through the positioning cylinder 45 and the fixing member 41 into the pipe 50. In addition, the third joint structure of the positioning cylinder 45 “ is combined with the second joint structure 414 a of the fixing member 410 to enable the positioning cylinder 45 固定 to be fixed to the fixing member 410. The positioning cylinder 45 〇 can avoid the temperature sensing rod 43 〇Shake. Based on safety considerations 'If you want to remove the temperature sensing element 400, you can first close the valve in the pipeline (not shown), then loosen the fixing member 410 and the positioning cylinder 45 〇. Then, loosen and fix The member 410 and the pipe 50 are used to remove the fixing member 41 from the pipe 5〇®. § When the fluid (such as gas or liquid) in the s road 50 is transported at a high pressure, if the operation is inadvertent or other factors When the temperature bar 43 is ejected away from the pipeline, the second stopping structure 432 of the temperature sensing bar 430 can interfere with the first stopping structure 412a, thereby preventing the temperature sensing bar 43 from ejecting the pipe 5〇. The temperature sensing element 400 of the present embodiment may further include a leakage stop 440: disposed in the first cylindrical portion 412, and the first The two stop structures 432 and: • the drain ring 44〇a is located on opposite sides of the first stop structure 412a The material of the leakage preventing ring 44〇aj can be an elastic material (for example, rubber), and the leakage preventing ring 440a abuts against the temperature sensing rod 430, so that the fluid can be further prevented from leaking out to the outside of the pipeline 5. Further, the temperature sensing element 400 The leak stop ring 44〇b may be further included in the bottom portion 415′ of the second cylindrical portion=14, wherein the bottom portion 415 of the second cylindrical portion 414 is connected to the second cylindrical portion 412. The leak stop ring may also be 44% Further, the function of preventing the fluid from leaking out of the official road is provided. Moreover, when the positioning cylinder 45 is coupled to the fixing member 41, the position cylinder 450 presses the leakage preventing ring 4 to deform, so that the leakage ring can be replaced by the leakage ring ^ Clamping the temperature sensing bar 430 to position it. 201217762 wrv t heart 疋 'Although the above temperature sensing element Na includes a positioning cylinder = the cymbal 41 〇 includes the second cylindrical portion 414, in other embodiments, :: Degree::] Element 400, (as shown in Figure 7) may not include, 410 also includes a second cylindrical portion. As described above, the temperature sensing element of the present invention has two mutual interferences, reading The m ^ structure and the second stop structure prevent the sensing of the temperature sensing element from inadvertently ejecting the pipeline. In an embodiment, the leakage stop disposed in the third largest p can prevent the fluid in the pipeline from overflowing, and can be positioned by sandwiching the temperature sensing rod. Although the present invention has been in a preferred embodiment The above disclosure is not intended to limit the scope of the present invention, and any modifications and refinements may be made without departing from the spirit and scope of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS [Fig. 1 is a schematic cross-sectional view of a conventional temperature sensing element. Fig. 2 is a schematic view of the temperature sensing element of Fig. 1 connected to a pipeline. A schematic diagram of a temperature sensing element in accordance with an embodiment of the invention. Fig. 4 is a perspective view of a temperature sensing bar 43 of the temperature sensing element according to an embodiment of the present invention. Fig. 5 is a perspective view of a temperature sensing rod of a temperature sensing element according to another embodiment of the present invention. Fig. 6 is a schematic view showing the temperature sensing element of the present invention providing a function of preventing the popping bar from ejecting. Figure 7 is a schematic illustration of a temperature sensing element in accordance with another embodiment of the present invention. 201217762 [Description of main component symbols] 50: Pipe 52: Wall 53: Internal thread 100: Temperature sensing element 110: Positioning cylinder 112: External thread 130: Fixing piece 132: Head • 133: Internal thread 134: Tail 135 External thread 15 0. Temperature sensing bar 400, 400': temperature sensing element 410, 410': fixing member 412: first cylindrical portion 412a: first stop structure • 412b: first bonding structure 414: second Cylindrical portion 414a: second joint structure 415: bottom portion 430, 430': temperature sensing rod 432, 432': second stop structure 433: stopper 440a: first leak stop ring 440b: second leak stop ring 201217762 450 : positioning cylinder 452 : third cylindrical portion 452a : third joint structure 454 : fourth cylindrical portion