九、發明說明： 【發明所屬之技術領域】 本發明與瓦斯釘搶有關，特別是指一種瓦斯釘搶之瓦 斯罐安裝結構， 5【先前技術】 請參閱第一圖所示之一種習用瓦斯釘槍之瓦斯罐安裝 結構(10)，其主要於安裝座（12)開設一個連通容室（122)之螺 孔（124)，並藉由一個螺設於螺孔（124)之上蓋（14)將瓦斯罐 (16)密封於容室（122)中。 10 當要更換瓦斯罐（16)時，必須將上蓋（14)從螺孔（124) 旋下，才能將舊的瓦斯罐（16)從容室（122)中取出而將新的 瓦斯罐經由螺孔(124)安裝入容室（122)中。 上述操作方式不僅費時，且上蓋（14)與螺孔（124)之間 容易因咬合太緊而造成使用者必須耗費相當大的力氣才能 15將上蓋（14)旋下，而且，上蓋（1句與螺孔（124)的螺紋亦可能 在經過一段使用時間後會發生磨損，導致使用者必須進行 構件的更換或維修。因此，習用瓦斯罐安裝結構(1〇)不僅操 作不方便’在結構上也比較容易有損壞的情況發生。 2〇【發明内容】 本發明之主要目的在於提供一種瓦斯釘搶之瓦斯罐安 裝結構，其操作方便，並可不費力地完成瓦斯罐的安裝作 業。 本發明之次一目的在於提供一種瓦斯釘槍之瓦斯罐安 4 1344887 裝結構，其結構不易損壞，可減少維修的次數與成本。 為達成前揭目的，本發明所提供之瓦斯罐安裝結構包 含有一安裝座、一蓋體與一開關組件。該安裝座具有一容 室、一連通該容槽之斜向導槽與一連通該容室之開口；該 5蓋體樞設於該安裝座而可遮蓋該開口或者令該開口外露， 並具有一第一擋止部；該開關組件具有一開關，該開關具 有一身部與一第二擋止部，該身部可活動地設於該安裝座 之斜向導槽，而可相對該安裝座於一第一位置與一第二位 置之間活動。當該開關位於該第一位置，該第二擋止部擋 10 住該蓋體之第一擋止部，該蓋體將無法樞轉而遮蓋住該安 裝座之開口，而當該開關位於該第二位置，該第二擋止部 不會擋住該蓋體之第一擋止部，該蓋體將可框轉而令該開 口外露。 藉此，只要將該開關從該第一位置移動至該第二位 15置，使該開關之第二擋止部與該蓋體之第一擋止部不會相 互干涉，該蓋體即可產生樞轉令該開口外露，以便將瓦斯 罐經由該開口安裝入該容室或從該容室中取出。 【實施方式】 20 為了更瞭解本發明之特點所在，茲舉以下一較佳實施 例並配合圖式說明如下。 請參閱第二圖，為本發明一較佳實施例所提供之瓦斯 釘搶之瓦斯罐安裝結構(20)，包含有一安裝座(30)、一蓋體 (40)與一開關組件(50)，其中： 5 文裝座(30)具有一可供瓦斯罐（圖中未示）容置之容室 套:：連通容室(32)之開口 (34)、一鄰接開口敞^ π〇, 6) '鄰接開口（3句且相對第一樞接部(36)之容槽 接部^Ϊ —連通容槽(38)之斜向導槽(39)，其_，第一樞 内制而欠兩相對之枢耳(361)構成，各枢耳(361)相對應之 内側面各具有一向内突出之凸塊(362)。 睛配合參閱第三圖’蓋體⑽)後端為—第二柩接部 定二Γ端f 一第一擋止部(44)。第二樞接部(42)藉由-固 人〇)了透過本身之樞轉而遮蓋住安裝座⑽之開口㈣或 一 ：I=外二第一枢接部(42)之其中-外側面另裝設有 界（），捲百(48)同樣為固定栓(46)所貫穿，捲菁⑽ =一回復力使得蓋體(40)可受到捲簀(48)的作用恆朝遠 = =34)的方向樞轉’又第二樞接部(42)的兩相對外側面 mw jrr422)，該些凹部(422)於蓋體(4G)朝遠離開口 4的方向樞轉時抵接於安裝座⑽之第一樞接部⑽的凸 塊(362)，用以限制蓋體(40)的拖轉角度， 另外，第一擔止部⑽具有-第-斜面(442)。H斤丁， 開關組件(5〇)裝設於安裝座(3〇)之容槽(38)中，並呈 =關_、—彈性件⑽與—定位銷降其中，開_〇) 具有-可供外力按壓之頭部㈣與—身部㈣，_ 設於安裝座⑽之斜向導槽㈣中，並具有—第二擔 _)、-長槽(644)供該定位銷⑽)穿設，以及一凹 供彈性件(70)裝設’使得開關(6〇)可受到彈性件⑽的頂推 作用而維持在第三圖所示之一第一位置(P1)。 β亥開關(60)未被觸壓而位於該第一位置(p 1)時，第二擔 止部(642)擋住蓋體(40)之第一擋止部(44)，使蓋體(4〇)無法 向上樞轉，而當開關(60)被觸壓並循著斜向導槽(39)向下滑 移並通過第四圖所示之第二位置(Ρ2)時，因開關（6〇)之第二 擋止部(642)不再擋住蓋體(40)之第一擋止部(44)，且蓋體 (40)受到捲簧(48)的作用將自動地向上枢轉至第五圖所示 之位置為止’此刻安裝座(30)之開口（34)將呈外露，吾人即 可將瓦斯罐經由開口（34)裝入該容室(32)中。前述蓋體(4〇) 在往上彈開之同時，開關(60)亦受到彈性件(7〇)的頂推而迅 速地從第一位置(Ρ2)復位至第一位置(Ρ1),該定位銷(8〇)則 對開關（60)提供限制以防開關（60)彈出安裝座（3〇)之容槽 (38)。前述第二位置(Ρ2)係表示第二擋止部(642)前端恰與第 一擔止部(44)前緣抵接之臨界點。 當吾人將瓦斯罐安裝完畢而欲將蓋體(40)蓋合時，壓抵 蓋體(40)使其朝開口（34)方向樞轉，直到蓋體(4〇)之第一擋 止部（44)的第一斜面（442)碰觸到開關（6〇)之第二擋止部 (642)的第二斜面(66)，繼續壓抵蓋體(4〇)將迫使開關(6〇)逐 漸往第二位置(Ρ2)移動，如第六圖所示，待於蓋體州之第 一擔止部(44)前緣通過第二位置(ρ2)後，_(6〇)因受到彈 性件(7〇)的頂推作用向上回彈至第一位置(Ρ1)，致其第二擋 止部(642)位於蓋體(4〇)第一擒止部(44)的上方，而蓋體(4〇) 雖受到捲簧(48)作用但卻被該開關(6〇)之第二擔止部(642) 所抵擋而停留在如第三圖所示之蓋合位置。 1344887 綜合以上所述可知，本發明利用一個可活動的開關來 控制蓋體的枢轉，藉以遮住安裝座之開口或令開口外露， 操作上相當方便，並可不費力地完成瓦斯罐之安裝，而且， 各構件之間並不會產生過多的磨耗，可降低各構件之結構 5損壞的機會而有效減少維修的次數與成本。 本發明於前揭實施例中所揭露的構成元件，僅為舉例 說明，並非用來限制本案之範圍，其他等效元件的替代或 變化，亦應為本案之申請專利範圍所涵蓋。IX. Description of the invention: [Technical field of the invention] The invention relates to gas nailing, in particular to a gas canister mounting structure for a gas nail, 5 [Prior Art] Please refer to a conventional gas nail shown in the first figure. The gas canister mounting structure (10) of the gun is mainly provided with a screw hole (124) of the connecting chamber (122) in the mounting seat (12), and is provided on the upper cover (14) of the screw hole (124) by a screw. The gas canister (16) is sealed in the chamber (122). 10 When replacing the gas tank (16), the upper cover (14) must be unscrewed from the screw hole (124) to remove the old gas tank (16) from the chamber (122) and the new gas tank through the screw A hole (124) is installed in the chamber (122). The above operation mode is not only time-consuming, but also the user is required to use a considerable amount of force between the upper cover (14) and the screw hole (124) because the bite is too tight, so that the upper cover (14) can be unscrewed, and the upper cover (1 sentence) The thread with the screw hole (124) may also wear after a period of use, resulting in the user having to replace or repair the component. Therefore, the conventional gas tank mounting structure (1〇) is not only inconvenient to operate 'in the structure It is also easy to have damage. 2〇 [Summary of the Invention] The main object of the present invention is to provide a gas-filled gas canister installation structure, which is easy to operate and can be easily installed without any effort. The second purpose is to provide a gas canister of the gas canister 4 1344887 structure, which is not easy to damage, and can reduce the number and cost of maintenance. To achieve the foregoing, the gas tank installation structure provided by the invention comprises a mounting seat. a cover body and a switch assembly. The mount has a chamber, an oblique guide groove connecting the groove, and an opening connecting the chamber The switch is pivotally disposed on the mount to cover the opening or expose the opening, and has a first stop; the switch assembly has a switch having a body and a second stop. The body is movably disposed in the oblique guide groove of the mounting seat, and is movable relative to the mounting seat between a first position and a second position. When the switch is located at the first position, the second stop The first stop portion of the cover body, the cover body will not be pivotable to cover the opening of the mount, and when the switch is in the second position, the second stop portion will not block the a first stop portion of the cover body, the cover body being framed to expose the opening. Thereby, as long as the switch is moved from the first position to the second position 15, the second stop of the switch is made The stop and the first stop of the cover do not interfere with each other, and the cover can be pivoted to expose the opening, so that the gas canister can be installed into or removed from the chamber via the opening. [Embodiment] 20 In order to better understand the characteristics of the present invention, the following one is The embodiment is described below with reference to the drawings. Please refer to the second figure, which is a gas-filled gas tank installation structure (20) provided by a preferred embodiment of the present invention, comprising a mounting seat (30) and a cover body ( 40) and a switch assembly (50), wherein: 5 the document holder (30) has a chamber sleeve that can be accommodated in a gas tank (not shown): an opening (34) connecting the chamber (32) Abutting opening π〇, 6) 'adjacent opening (3 sentences and a groove connecting portion of the first pivoting portion (36) - a slanting guide groove (39) connecting the receiving groove (38), _, the first pivot is formed by the opposite pivots (361), and the inner sides of the respective pivots (361) each have an inwardly protruding projection (362). The rear end of the body (10) is a second end portion, a second end portion, and a first stop portion (44). The second pivoting portion (42) covers the opening (four) or the one of the mounting seat (10) by pivoting itself: I=the outer side of the first two first pivoting portions (42) The other side is equipped with a boundary (), the volume hundred (48) is also penetrated by the fixing bolt (46), and the rolling cyanine (10) = a restoring force so that the cover body (40) can be subjected to the action of the winding (48). The direction of 34) pivots 'the two opposite outer sides mw jrr422 of the second pivoting portion (42)), and the recesses (422) abut the mounting when the cover body (4G) pivots away from the opening 4 The protrusion (362) of the first pivoting portion (10) of the seat (10) is for restricting the towing angle of the cover body (40), and the first supporting portion (10) has a -th inclined surface (442). H jin, switch assembly (5 〇) is installed in the socket (38) of the mount (3 〇), and is = off _, - elastic member (10) and - locating pin is lowered, open _ 〇) has - The head (4) and the body (4), which are available for external force pressing, are disposed in the oblique guide groove (4) of the mounting seat (10), and have a second load _) and a long groove (644) for the positioning pin (10) to pass through. And a recessed elastic member (70) is mounted such that the switch (6〇) can be maintained in the first position (P1) shown in the third figure by the pushing action of the elastic member (10). When the β-Hui switch (60) is not touched and is located at the first position (p1), the second supporting portion (642) blocks the first stopping portion (44) of the cover body (40) to make the cover body ( 4〇) cannot pivot up, and when the switch (60) is pressed and slides down the oblique guide groove (39) and passes the second position (Ρ2) shown in the fourth figure, the switch (6) The second stop portion (642) no longer blocks the first stop portion (44) of the cover body (40), and the cover body (40) is automatically pivoted upward by the action of the coil spring (48). At the position shown in the fifth figure, the opening (34) of the mount (30) will be exposed at this point, and the gas can be filled into the chamber (32) via the opening (34). While the cover body (4〇) is bounced upward, the switch (60) is also pushed by the elastic member (7〇) to be quickly reset from the first position (Ρ2) to the first position (Ρ1), which The locating pin (8 〇) provides a restriction on the switch (60) to prevent the switch (60) from ejecting the receptacle (38) of the mount (3 〇). The second position (Ρ2) indicates a critical point at which the front end of the second stopper portion (642) abuts against the leading edge of the first holding portion (44). When the person installs the gas can and wants to cover the cover (40), the cover (40) is pressed against the cover (34) to pivot toward the opening (34) until the first stop of the cover (4) The first bevel (442) of (44) touches the second bevel (66) of the second stop (642) of the switch (6〇), and further pressing against the cover (4〇) will force the switch (6〇) Gradually moving to the second position (Ρ2), as shown in the sixth figure, after the leading edge of the first supporting portion (44) of the cover state passes the second position (ρ2), _(6〇) is subjected to The pushing action of the elastic member (7〇) rebounds upward to the first position (Ρ1), so that the second stopping portion (642) is located above the first stopping portion (44) of the cover body (4〇), and The cover body (4〇) is held by the second spring portion (642) of the switch (6) while being held by the coil spring (48), and stays at the closing position as shown in the third figure. 1344887 In summary, as described above, the present invention utilizes a movable switch to control the pivoting of the cover body, thereby covering the opening of the mounting seat or exposing the opening, which is quite convenient in operation, and can be installed without difficulty in the installation of the gas canister. Moreover, excessive wear is not generated between the members, and the chance of damage to the structure 5 of each member can be reduced, and the number and cost of maintenance can be effectively reduced. The constituent elements disclosed in the foregoing embodiments are merely illustrative and are not intended to limit the scope of the present invention. The alternative or variations of other equivalent elements are also covered by the scope of the patent application.
8 【圖式簡單說明】 ϊ二用瓦斯罐安裝結構之示意圖。 第：Ξίί發明一較佳實施例之立體分解圖。 關之第二擔止部局部剖視圖，顯示開 —,田1王孤體之第一擋止部之狀態。 示4:ί為ίΓ月一較佳實施例之另一局部剖視圖，顯 部與開關之第二擔止部處於交錯狀態。 干蓋㈣_實關之又—局部職圖，顯 不盡體^離開口的方向樞轉之狀態。 示罢：：：士i發明一較佳實施例之再一局部剖視圖，顯 第二斜面之狀止部的第—斜面碰觸開關之第二擋止部的 【主要元件符號說明】 瓦斯罐安裝結構(2〇) 開口（34) 凸塊(362) 蓋體(40) 第一檔止部(44) 捲簧(48) 頭部(62) 長槽(644) 彈性件(70) 第二位置(P2) 安裝座(30) 容室(32) 第一樞接部(36) 樞耳(361) 容槽(38) 斜向導槽(39) 第二樞接部(42)凹部(422) 第一斜面(442) 固定栓(46) 開關組件(50) 開關(60) 身部(64) 第二擋止部(642) 凹至（646) 第二斜面（66) 定位銷(80) 第一位置(P1)8 [Simple description of the diagram] A schematic diagram of the installation structure of the gas tank. The invention is an exploded perspective view of a preferred embodiment. A partial cross-sectional view of the second supporting portion of the Guan, showing the state of the first stop of the open body. 4 is another partial cross-sectional view of a preferred embodiment of the present invention, the display portion and the second supporting portion of the switch being in a staggered state. Dry cover (four) _ real closed again - part of the job map, showing the state of the body ^ pivoting away from the mouth.示示::: Further partial cross-sectional view of a preferred embodiment of the present invention, showing the second stop of the first bevel contact switch of the second beveled shape stop [main component symbol description] gas tank installation Structure (2〇) Opening (34) Bump (362) Cover (40) First stop (44) Coil spring (48) Head (62) Long groove (644) Elastic (70) Second position (P2) Mounting seat (30) Housing (32) First pivoting part (36) Pivot (361) Chest (38) Oblique guide groove (39) Second pivot part (42) Recess (422) One bevel (442) fixing bolt (46) switch assembly (50) switch (60) body (64) second stop (642) concave to (646) second bevel (66) locating pin (80) first Location (P1)