TWM556197U - Structure of ratchet wrench - Google Patents

Structure of ratchet wrench Download PDF

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Publication number
TWM556197U
TWM556197U TW106214323U TW106214323U TWM556197U TW M556197 U TWM556197 U TW M556197U TW 106214323 U TW106214323 U TW 106214323U TW 106214323 U TW106214323 U TW 106214323U TW M556197 U TWM556197 U TW M556197U
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Taiwan
Prior art keywords
hole
wrench body
cover
ratchet
disposed
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TW106214323U
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Chinese (zh)
Inventor
Yue-Ying Yang
long-qing Wang
Jian-Min Lai
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Yang yue ying
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Priority to TW106214323U priority Critical patent/TWM556197U/en
Publication of TWM556197U publication Critical patent/TWM556197U/en

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Abstract

本創作係在提供一種棘輪扳手之結構,係設有一扳手本體,一棘輪與一制動輪係設於該扳手本體內,一蓋板係設於該扳手本體之一側面上,該蓋板上設有一透孔,於該蓋板之透孔的周邊設有向外弧凸之遮緣,一防塵遮板係套設於該棘輪上,並位於該蓋板之遮緣內側,該防塵遮板係將該棘輪之輪齒位於該蓋板之透孔部位予以遮蔽,該防塵遮板設有一供該棘輪之套筒接桿穿設之穿孔,該扳手本體之另一側面上設有一透孔,一遮蓋係設於該扳手本體之透孔內,該遮蓋係將該扳手本體之透孔予以遮蔽,如此,藉由該蓋板上之遮緣、該防塵遮片及該遮蓋之設置,可確實防止灰塵或小物體掉入於該扳手本體內,可確保棘輪之正常轉動。The present invention provides a structure of a ratchet wrench, which is provided with a wrench body, a ratchet wheel and a brake wheel are disposed in the wrench body, and a cover plate is disposed on one side of the wrench body, and the cover plate is disposed on the cover plate a through hole is provided in the periphery of the through hole of the cover plate, and a dustproof cover is sleeved on the ratchet wheel and located inside the cover of the cover plate, the dustproof cover plate is The wheel of the ratchet is disposed at a through hole of the cover plate, and the dust shield is provided with a through hole for the sleeve of the ratchet. The other side of the wrench body is provided with a through hole. The cover is disposed in the through hole of the wrench body, and the cover shields the through hole of the wrench body. Thus, the cover on the cover, the dustproof cover and the cover can be surely prevented. Dust or small objects fall into the wrench body to ensure proper rotation of the ratchet.

Description

棘輪扳手之結構Ratchet wrench structure

本創作係關於一種棘輪扳手之結構,特别係指一種於扳手本體之蓋板上的遮緣內側設有防塵遮板,將棘輪之輪齒位於蓋板之透孔部位予以遮蔽,可防止灰塵或小物體由透孔掉入於扳手本體內,可確保棘輪之正常轉動。The present invention relates to a structure of a ratchet wrench, in particular to a dustproof shutter on the inner side of the cover on the cover of the wrench body, and the teeth of the ratchet are shielded at the through hole of the cover to prevent dust or The small object is dropped into the wrench body by the through hole to ensure the normal rotation of the ratchet.

按,習知之棘輪扳手,請參閱第一、二圖所示,其扳手本體1之工作端10內設有棘輪11,該棘輪11上設有套筒接桿110,該套筒接桿110係凸伸出該工作端10之外,於該工作端10的一側面上設有一凹面100,該凹面100上係設有一蓋板12,該蓋板12上設有一供該棘輪11之套筒接桿110穿設之透孔120,另於該工作端10之另一側面上設有一透孔101(如第二圖所示),然,習知之棘輪扳手雖可方便調整操作時之施力角度,但因其蓋板12上之透孔120與棘輪11之套筒接桿110間具有一較大之間距,無法限制扳手本體1之水平擺動,扳手本體1在水平擺動後,其扳手本體1內之棘輪11的輪齒與制動輪的輪齒則無法水平嚙合,輪齒上之細齒易損壞,而無法穩定的嚙合傳動,故會有跳齒、傳動不確實之情況產生,且蓋板12上之透孔120與扳手本體1另一側面上之透孔101係為開放式,故灰塵或鐵屑等小物體容易由透孔120、101掉入於扳手本體1內,並卡持於棘輪11之輪齒內,使棘輪11之轉動受到阻礙或卡持,而影響棘輪11之正常轉動,導致棘輪扳手容易損壞。According to the conventional ratchet wrench, as shown in the first and second figures, the working end 10 of the wrench body 1 is provided with a ratchet 11 which is provided with a sleeve post 110, and the sleeve post 110 A concave surface 100 is disposed on one side of the working end 10, and a concave cover 100 is disposed on the concave surface 100. The cover plate 12 is provided with a sleeve for the ratchet 11 The through hole 120 is formed in the through hole 120 of the rod 110, and a through hole 101 is formed on the other side of the working end 10 (as shown in the second figure). However, the conventional ratchet wrench can conveniently adjust the angle of application during operation. However, because the through hole 120 on the cover 12 has a large distance from the sleeve post 110 of the ratchet 11, the horizontal swing of the wrench body 1 cannot be restricted, and the wrench body 1 is horizontally oscillated, and the wrench body 1 is The teeth of the inner ratchet 11 and the teeth of the brake wheel cannot be horizontally engaged, and the fine teeth on the teeth are easily damaged, and the meshing transmission cannot be stably performed, so that there is a situation that the jump gear and the transmission are not sure, and the cover is generated. The through hole 120 on the 12 and the through hole 101 on the other side of the wrench body 1 are open, so dust or iron filings, etc. The small object is easily dropped into the wrench body 1 through the through holes 120, 101, and is caught in the teeth of the ratchet wheel 11, so that the rotation of the ratchet wheel 11 is hindered or clamped, thereby affecting the normal rotation of the ratchet wheel 11, resulting in a ratchet wrench. easily damaged.

本創作之目的,係在提供一種棘輪扳手,可有效解決習知的棘輪扳手在使用時所存在之缺失。The purpose of this creation is to provide a ratchet wrench that effectively solves the shortcomings of conventional ratchet wrenches in use.

本創作棘輪扳手之結構,主要係設有一扳手本體,該扳手本體之一側面上設有凹面,該凹面內設有容室,該扳手本體之另一側面上設有一透孔,該扳手本體之另一側面上另設有一凹槽,該凹槽上設有數個穿孔連通至該凹面;一棘輪與一制動輪,係設於該扳手本體之容室內,該棘輪之輪齒係與該制動輪之輪齒相互嚙合,該棘輪上設有套筒接桿,該制動輪上設有一穿孔;一擋片,係設於該扳手本體之凹槽上,該擋片上對應於該扳手本體之凹槽上的穿孔位置亦設有穿孔,該擋片上之穿孔內穿設有螺絲,該擋片之內側設有一連動件,該連動件之一端設有凸柱,該連動件上設有一彈簧及一頂持塊,該連動件、彈簧及頂持塊係設入於該制動輪之穿孔內,該擋片之外側面上設有一撥動片,該撥動片係與該連動件連接;一蓋板,係蓋設於該扳手本體之凹面上,該蓋板上設有一透孔,於該蓋板之透孔的周邊設有向外弧凸之遮緣,該蓋板上另設有一供該連動件之凸柱穿設之定位穿孔,該蓋板上對應於該扳手本體之凹面上的穿孔位置設有螺孔,該螺孔係供該螺絲螺鎖;一遮蓋係設於該扳手本體另一側面之透孔內,該遮蓋係將該扳手本體之透孔予以遮蔽; 其特徵係在:一防塵遮板係套設於該棘輪上,並位於該蓋板之遮緣內側,該防塵遮板係將該棘輪之輪齒位於該蓋板之透孔部位予以遮蔽,該防塵遮板設有一供該棘輪之套筒接桿穿設之穿孔。The structure of the ratchet wrench is mainly provided with a wrench body, a concave surface is arranged on one side of the wrench body, a concave chamber is arranged in the concave surface, and a through hole is arranged on the other side of the wrench body, and the wrench body is The other side is further provided with a groove, wherein the groove is provided with a plurality of perforations communicating with the concave surface; a ratchet wheel and a brake wheel are disposed in the chamber of the wrench body, the ratchet wheel gear system and the brake wheel The teeth are in mesh with each other, and the ratchet is provided with a sleeve post, the brake wheel is provided with a perforation; a baffle is disposed on the groove of the wrench body, and the baffle corresponds to the groove of the wrench body The perforation position is also provided with a perforation. The perforation on the baffle is provided with a screw. The inner side of the baffle is provided with a linking member. One end of the connecting member is provided with a stud, and the connecting member is provided with a spring and a top. Holding a block, the linking member, the spring and the top holding block are disposed in the through hole of the brake wheel, and the outer side of the blocking piece is provided with a dialing piece, the dialing piece is connected with the linking piece; a cover plate , the cover is disposed on the concave surface of the wrench body, the cover An through hole is disposed on the periphery of the through hole of the cover plate, and a shielding edge is formed on the periphery of the through hole of the cover plate, and the cover plate is further provided with a positioning through hole for the protruding post of the linking member, and the cover plate correspondingly a screw hole is provided on the concave surface of the concave surface of the wrench body, and the screw hole is screwed to the screw; a cover is disposed in the through hole of the other side of the wrench body, and the cover is transparent to the wrench body. The hole is shielded; the feature is: a dust shield is sleeved on the ratchet and located inside the cover of the cover, the dust shield is located at the through hole of the cover To be shielded, the dust shield is provided with a perforation for the sleeve of the ratchet.

本創作棘輪扳手之結構,其優點係在:可防止灰塵或小物體掉入於扳手本體之容室內,可確實確保棘輪之正常轉動,可增加棘輪扳手之使用壽命。The structure of the ratchet wrench of the present invention has the advantages of preventing dust or small objects from falling into the chamber of the wrench body, and ensuring the normal rotation of the ratchet wheel, thereby increasing the service life of the ratchet wrench.

有關本創作為達上述之使用目的與功效,所採用之技術手段,茲舉出較佳可行之實施例,並配合圖式所示,詳述如下:。For the purpose of achieving the above-mentioned purpose and effect of the above-mentioned use, a preferred and feasible embodiment will be described, and as shown in the drawings, the details are as follows:

本創作之實施例,請參閱第三、四、五圖所示,主要係設有一扳手本體2,該扳手本體2之工作端20的一側面上設有凹面21,該凹面21內設有容室22,該扳手本體2之另一側面上設有一透孔23,該透孔23的周邊凸設有嵌緣230,該扳手本體2之另一側面上另設有一凹槽24,該凹槽24上設有數個穿孔25連通至該凹面21,該扳手本體2之容室22內壁面設有數細齒26;一棘輪3與一制動輪4,係設於該扳手本體2之容室22內,該棘輪3之輪齒30係與該制動輪4之輪齒40相互嚙合,該棘輪3上設有套筒接桿31,該制動輪4之輪齒40上設有數細齒41,該制動輪4上設有一穿孔42;一擋片5,係設於該扳手本體2之凹槽24上,該擋片5上對應於該扳手本體2之凹槽24上的穿孔25位置亦設有穿孔50,該擋片5上之穿孔50內穿設有螺絲51,該擋片5之內側設有一連動件52,該連動件52之一端設有凸柱53,該凸柱53上設有一環槽530,該環槽530上扣設有一扣環54,該連動件52上設有一彈簧55及一頂持塊56,該連動件52、彈簧55及頂持塊56係設入於該制動輪4之穿孔42內,該擋片5之外側面上設有一撥動片57,該撥動片57係與該連動件52連接;一蓋板6係設於該扳手本體2之凹面21內,該蓋板6上設有一透孔60,於該透孔60之周邊設有向外弧凸之遮緣61,該蓋板6上另設有一供該連動件52之凸柱53穿設之定位穿孔62,該蓋板6上對應於該扳手本體2之凹面21上的穿孔25位置設有螺孔63,該螺孔63係供該螺絲51螺鎖;一遮蓋7,係設於該扳手本體2之透孔23內,該遮蓋7之周邊設有一供該扳手本體2之嵌緣230嵌設之嵌槽70,該遮蓋7係由橡膠材質所製成,該遮蓋7內灌包有一鋼圈71;一防塵遮板8,係套設於該棘輪3上,並位於該蓋板6之遮緣61內側,將該棘輪3之輪齒30位於該蓋板6之透孔60部位予以遮蔽,該防塵遮板8設有一供該棘輪3之套筒接桿31穿設之穿孔80,如此,即為一棘輪扳手之結構。For the embodiment of the present invention, as shown in the third, fourth and fifth figures, a wrench body 2 is mainly provided, and a concave surface 21 is provided on one side of the working end 20 of the wrench body 2, and the concave surface 21 is provided with a concave surface 21 The other side of the through hole 23 is provided with a through hole 23, and the other side of the wrench body 2 is further provided with a groove 24, the groove A plurality of perforations 25 are connected to the concave surface 21, and the inner wall surface of the chamber 22 of the wrench body 2 is provided with a plurality of fine teeth 26; a ratchet wheel 3 and a brake wheel 4 are disposed in the chamber 22 of the wrench body 2 The teeth 30 of the ratchet wheel 3 are in mesh with the teeth 40 of the brake wheel 4, and the ratchet wheel 3 is provided with a sleeve post 31. The teeth 40 of the brake wheel 4 are provided with a plurality of fine teeth 41. The wheel 4 is provided with a through hole 42. A baffle 5 is disposed on the groove 24 of the wrench body 2. The baffle 5 is also provided with a perforation corresponding to the position of the through hole 25 in the groove 24 of the wrench body 2. 50. The through hole 50 of the baffle 5 is provided with a screw 51. The inner side of the baffle 5 is provided with a linking member 52. One end of the connecting member 52 is provided with a stud 53 on the stud 53. There is a ring groove 530. A buckle 54 is fastened on the ring groove 530. The link member 52 is provided with a spring 55 and a top block 56. The linkage member 52, the spring 55 and the top block 56 are disposed in the ring member 530. In the through hole 42 of the brake wheel 4, a dial piece 57 is disposed on the outer side of the baffle 5, and the dial piece 57 is connected to the linking member 52; a cover plate 6 is disposed on the concave surface 21 of the wrench body 2. The cover plate 6 is provided with a through hole 60. The periphery of the through hole 60 is provided with an outwardly convex convex cover 61. The cover plate 6 is further provided with a protruding post 53 for the linking member 52. Positioning the through hole 62, the cover plate 6 is provided with a screw hole 63 at a position corresponding to the through hole 25 on the concave surface 21 of the wrench body 2, the screw hole 63 is for the screw 51 to be screwed; a cover 7 is disposed on the hole In the through hole 23 of the wrench body 2, a periphery of the cover 7 is provided with a recess 70 for inserting the flange 230 of the wrench body 2. The cover 7 is made of a rubber material, and the cover 7 has a filling bag. a steel ring 71; a dust shield 8 is sleeved on the ratchet 3 and located inside the cover 61 of the cover plate 6, and the teeth 30 of the ratchet 3 are located at the through hole 60 of the cover plate 6 Shading, the defense The shutter 8 is provided with a ratchet sleeve 3 for connection of the rod 31 disposed through the perforations 80, thus, is the structure of a ratchet wrench.

組裝時,請參閱第三~八圖所示,先將棘輪3與制動輪4置入於扳手本體2之容室22內,再將組設有連動件52之擋片5設於扳手本體2之凹槽24內,並使連動件52、彈簧55及頂持塊56一併置入設於扳手本體2內的制動輪4之穿孔42內,另將防塵遮板8套設於棘輪3上,使棘輪3之套筒接桿31由防塵遮板8之穿孔80穿伸出,再將蓋板6蓋設於扳手本體2之工作端20的凹面21上,使棘輪3之套筒接桿31由蓋板6之透孔60穿伸出,該套筒接桿31可於該蓋板6之透孔60內偏移轉動,而該制動輪4之穿孔41內的連動件52之凸柱53則穿設於該蓋板6之定位穿孔62內,再將扣環54扣設於該凸柱53上之環槽530內,再將穿設於擋片5及扳手本體2之穿孔50、25內的螺絲51螺鎖於蓋板6之螺孔63內,將蓋板6固設於該工作端20上,並使防塵遮板8位於蓋板6之遮緣61內側,防塵遮板8並將棘輪3之輪齒30位於該蓋板6之透孔60部位予以遮蔽,另將遮蓋7設於扳手本本體2之透孔23內,使透孔23邊緣之嵌緣230嵌設於遮蓋7之嵌槽70內,將遮蓋7固定於扳手本體2之透孔23內,使遮蓋7將扳手本體2之透孔23予以遮蔽,如此,即可完成組裝。When assembling, please refer to the third to eighth figures. First, the ratchet wheel 3 and the brake wheel 4 are placed in the chamber 22 of the wrench body 2, and the blocking piece 5 provided with the linking member 52 is disposed on the wrench body 2. The groove 24 is disposed, and the linking member 52, the spring 55 and the top holding block 56 are placed together in the through hole 42 of the brake wheel 4 disposed in the wrench body 2, and the dustproof cover 8 is sleeved on the ratchet wheel 3, The sleeve post 31 of the ratchet wheel 3 is extended by the through hole 80 of the dust shield 8 , and the cover plate 6 is placed on the concave surface 21 of the working end 20 of the wrench body 2 to make the sleeve pin 31 of the ratchet wheel 3 Extending through the through hole 60 of the cover plate 6, the sleeve post 31 can be rotated in the through hole 60 of the cover plate 6, and the stud 53 of the linking member 52 in the through hole 41 of the brake wheel 4 Then, it is inserted into the positioning through hole 62 of the cover plate 6, and then the buckle 54 is fastened in the ring groove 530 of the protruding post 53 and then inserted through the through hole 50 and 25 of the blocking piece 5 and the wrench body 2. The inner screw 51 is screwed into the screw hole 63 of the cover plate 6, and the cover plate 6 is fixed on the working end 20, and the dustproof shutter 8 is located inside the cover 61 of the cover plate 6, and the dust shield 8 is The teeth 30 of the ratchet 3 are located at the through hole 60 of the cover plate 6. The cover 7 is disposed in the through hole 23 of the wrench body 2, and the edge 230 of the edge of the through hole 23 is embedded in the recess 70 of the cover 7, and the cover 7 is fixed to the through hole of the wrench body 2. In the case 23, the cover 7 shields the through hole 23 of the wrench body 2, so that the assembly can be completed.

使用時,請參閱第三~八圖所示,本創作之棘輪扳手藉由於蓋板6之透孔60邊緣設有向外弧凸狀之遮緣61,可限制扳手本體2只能垂直擺動,而無法水平擺動,使棘齒3之輪齒30水平嚙合於制動輪4上之輪齒40時不易損壞輪齒40上之細齒41,並藉由該遮緣61內側所設之防塵遮板8,可將設於扳手本體2之容室22內的棘輪3之輪齒30位於蓋板6之透孔60部位予以遮蔽,另藉由於扳手本體2之透孔23上設有遮蓋7,可將扳手本體2之透孔23予以遮蔽,使灰塵或鐵屑等小物體不會掉落於扳手本體2之容室22內,可確實確保棘輪3之正常轉動;又,本創作藉由將連動件52之凸柱53穿伸出蓋板6之定位穿孔62,並藉由一扣環54扣持於凸柱53上之環槽530內,扣環54並抵持於蓋板6之外壁面上,如此,即使螺絲51產生鬆動時,其擋片5及蓋板6仍可穩固的定位於扳手本體2上,並可防止連動件52及撥動片57產生鬆動,使撥動片57之切換更為確實,進而使切換棘輪3之轉向更具穩定性,可增加棘輪扳手之使用壽命。When used, please refer to the third to eighth figures. The ratchet wrench of the present invention can restrict the spanner body 2 from swinging vertically only because the edge of the through hole 60 of the cover plate 6 is provided with an outwardly convex convex edge 61. However, it is impossible to swing horizontally, so that the teeth 30 of the ratchet teeth 3 are horizontally engaged with the teeth 40 on the brake wheel 4, and the fine teeth 41 on the gear teeth 40 are not easily damaged, and the dust shield provided on the inner side of the cover 61 is provided. 8. The teeth 30 of the ratchet wheel 3 disposed in the chamber 22 of the wrench body 2 can be shielded from the through hole 60 of the cover plate 6, and the cover 7 can be provided through the through hole 23 of the wrench body 2. The through hole 23 of the wrench body 2 is shielded so that small objects such as dust or iron filings do not fall into the chamber 22 of the wrench body 2, and the normal rotation of the ratchet wheel 3 can be surely ensured; The protrusion 53 of the member 52 extends through the positioning through hole 62 of the cover plate 6 and is fastened in the ring groove 530 of the protrusion 53 by a buckle 54. The buckle 54 is pressed against the outer wall of the cover plate 6. Therefore, even if the screw 51 is loosened, the flap 5 and the cover 6 can be stably positioned on the wrench body 2, and the linkage 52 and the dial 5 can be prevented. 7 produces looseness, which makes the switching of the toggle piece 57 more reliable, thereby making the steering of the switching ratchet 3 more stable and increasing the service life of the ratchet wrench.

綜上所述,本創作確實已達到所預期之使用目的與功效,且更較習知者為之理想、實用,惟,上述實施例僅係針對本創作之較佳實施例進行具體說明而已,此實施例並非用以限定本創作之申請專利範圍,舉凡其它未脫離本創作所揭示之技術手段下所完成之均等變化與修飾,均應包含於本創作所涵蓋之申請專利範圍中。In summary, the present invention has achieved the intended use and effect, and is more desirable and practical than the prior art. However, the above embodiments are only specifically described for the preferred embodiment of the present invention. This embodiment is not intended to limit the scope of the present invention, and all other equivalents and modifications may be included in the scope of the invention covered by the present invention.

1‧‧‧扳手本體
10‧‧‧工作端
100‧‧‧凹面
101‧‧‧透孔
11‧‧‧棘輪
110‧‧‧套筒接桿
12‧‧‧蓋板
120‧‧‧透孔
2‧‧‧扳手本體
20‧‧‧工作端
21‧‧‧凹面
22‧‧‧容室
23‧‧‧透孔
230‧‧‧嵌緣
24‧‧‧凹槽
25‧‧‧穿孔
26‧‧‧細齒
3‧‧‧棘輪
30‧‧‧輪齒
31‧‧‧套筒接桿
4‧‧‧制動輪
40‧‧‧輪齒
41‧‧‧細齒
42‧‧‧穿孔
5‧‧‧擋片
50‧‧‧穿孔
51‧‧‧螺絲
52‧‧‧連動件
53‧‧‧凸柱
530‧‧‧環槽
54‧‧‧扣環
55‧‧‧彈簧
56‧‧‧頂持塊
57‧‧‧撥動片
6‧‧‧蓋板
60‧‧‧透孔
61‧‧‧遮緣
62‧‧‧定位穿孔
63‧‧‧螺孔
7‧‧‧遮蓋
70‧‧‧嵌槽
71‧‧‧鋼圈
8‧‧‧防塵遮板
80‧‧‧穿孔
1‧‧‧Wrench body
10‧‧‧Working end
100‧‧‧ concave
101‧‧‧through hole
11‧‧‧ ratchet
110‧‧‧Sleeve Posts
12‧‧‧ Cover
120‧‧‧through hole
2‧‧‧Wrench body
20‧‧‧Working end
21‧‧‧ concave
22‧‧‧ Room
23‧‧‧through hole
230‧‧‧
24‧‧‧ Groove
25‧‧‧Perforation
26‧‧‧ Fine teeth
3‧‧‧ratchet
30‧‧‧ teeth
31‧‧‧Sleeve Posts
4‧‧‧Brake wheel
40‧‧‧ teeth
41‧‧‧ Fine teeth
42‧‧‧Perforation
5‧‧‧Block
50‧‧‧Perforation
51‧‧‧ screws
52‧‧‧ linkages
53‧‧‧Bump
530‧‧‧ Ring groove
54‧‧‧ buckle
55‧‧‧ Spring
56‧‧‧Top block
57‧‧‧Turning piece
6‧‧‧ Cover
60‧‧‧through hole
61‧‧‧ Covering
62‧‧‧ Positioning perforation
63‧‧‧ screw holes
7‧‧‧ Cover
70‧‧‧ slotted
71‧‧‧Steel
8‧‧‧Dust shutter
80‧‧‧Perforation

第一圖所示係為習知棘輪扳手之立體示意圖。 第二圖所示係為習知棘輪扳手另一角度之立體示意圖。 第三圖所示係為本創作實施例之立體分解圖。 第四圖所示係為本創作實施例另一角度之立體分解圖。 第五圖所示係為本創作實施例之組合剖視圖。 第六圖所示係為本創作實施例棘輪偏移一角度之示意圖。 第七圖所示係為本創作實施例之立體組合圖。 第八圖所示係為本創作實施例另一角度之立體組合圖。The first figure shows a perspective view of a conventional ratchet wrench. The second figure shows a perspective view of another angle of a conventional ratchet wrench. The third figure is a perspective exploded view of the present embodiment. The fourth figure is a perspective exploded view of another angle of the present embodiment. The fifth drawing is a combined sectional view of the present embodiment. The sixth figure is a schematic diagram of the angle of the ratchet offset of the present embodiment. The seventh figure is a three-dimensional combination diagram of the present embodiment. The eighth figure is a perspective assembled view of another angle of the present embodiment.

Claims (1)

一種棘輪扳手之結構,主要係設有一扳手本體,該扳手本體之一側面上設有凹面,該凹面內設有容室,該扳手本體之另一側面上設有一透孔,該扳手本體之另一側面上另設有一凹槽,該凹槽上設有數個穿孔連通至該凹面;一棘輪與一制動輪,係設於該扳手本體之容室內,該棘輪之輪齒係與該制動輪之輪齒相互嚙合,該棘輪上設有套筒接桿,該制動輪上設有一穿孔;一擋片,係設於該扳手本體之凹槽上,該擋片上對應於該扳手本體之凹槽上的穿孔位置亦設有穿孔,該擋片上之穿孔內穿設有螺絲,該擋片之內側設有一連動件,該連動件之一端設有凸柱,該連動件上設有一彈簧及一頂持塊,該連動件、彈簧及頂持塊係設入於該制動輪之穿孔內,該擋片之外側面上設有一撥動片,該撥動片係與該連動件連接;一蓋板,係蓋設於該扳手本體之凹面上,該蓋板上設有一透孔,於該蓋板之透孔的周邊設有向外弧凸之遮緣,該蓋板上另設有一供該連動件之凸柱穿設之定位穿孔,該蓋板上對應於該扳手本體之凹面上的穿孔位置設有螺孔,該螺孔係供該螺絲螺鎖;一遮蓋係設於該扳手本體另一側面之透孔內,該遮蓋係將該扳手本體之透孔予以遮蔽; 其特徵係在:一防塵遮板係套設於該棘輪上,並位於該蓋板之遮緣內側,該防塵遮板係將該棘輪之輪齒位於該蓋板之透孔部位予以遮蔽,該防塵遮板設有一供該棘輪之套筒接桿穿設之穿孔。A structure of a ratchet wrench is mainly provided with a wrench body, a concave surface is arranged on one side of the wrench body, a cavity is arranged in the concave surface, and a through hole is arranged on the other side of the wrench body, and the wrench body is another a groove is disposed on one side of the groove, and the groove is provided with a plurality of perforations communicating with the concave surface; a ratchet wheel and a brake wheel are disposed in the chamber of the wrench body, and the wheel gear of the ratchet wheel and the brake wheel are The teeth are engaged with each other, and the ratchet is provided with a sleeve rod, the brake wheel is provided with a perforation; a blocking piece is disposed on the groove of the wrench body, and the blocking piece corresponds to the groove of the wrench body The perforation position is also provided with a perforation. The perforation on the baffle is provided with a screw. The inner side of the baffle is provided with a linking member. One end of the connecting member is provided with a stud, and the connecting member is provided with a spring and a top. a blocking member, a spring and a top holding block are disposed in the through hole of the brake wheel, and a dial piece is disposed on an outer side surface of the blocking piece, the dialing piece is connected with the linking piece; a cover plate, The cover is disposed on the concave surface of the wrench body, and the cover is a through hole is provided, and an outer arc convex cover is disposed around the through hole of the cover plate, and the cover plate is further provided with a positioning through hole for the protruding post of the linking member, the cover plate corresponding to The through hole on the concave surface of the wrench body is provided with a screw hole for screwing the screw; a cover is disposed in the through hole of the other side of the wrench body, and the cover is a through hole of the wrench body The utility model is characterized in that: a dustproof shutter is sleeved on the ratchet wheel and is located inside the cover edge of the cover plate, and the dust shield is located at the through hole of the cover plate. The dust shield is provided with a perforation for the sleeve of the ratchet.
TW106214323U 2017-09-26 2017-09-26 Structure of ratchet wrench TWM556197U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Publications (1)

Publication Number Publication Date
TWM556197U true TWM556197U (en) 2018-03-01

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI681848B (en) * 2019-02-26 2020-01-11 豪越股份有限公司 Reversing device and ratchet wrench with same
TWI683728B (en) * 2019-04-16 2020-02-01 優鋼機械股份有限公司 Cover piece structure of ratchet wrench
US11110571B2 (en) 2019-08-28 2021-09-07 Haur Yueh Co., Ltd. Switch device and ratchet wrench having the same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI681848B (en) * 2019-02-26 2020-01-11 豪越股份有限公司 Reversing device and ratchet wrench with same
TWI683728B (en) * 2019-04-16 2020-02-01 優鋼機械股份有限公司 Cover piece structure of ratchet wrench
US11110571B2 (en) 2019-08-28 2021-09-07 Haur Yueh Co., Ltd. Switch device and ratchet wrench having the same

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