TW314580B - - Google Patents

Description

〇14〇SO A7 B7 V. Description of the invention (

The bearing of the present invention is related to Yiyi | The radial principle of the first item of the patent application. Chapter chapters. From the conventional skills, the radial bearing system includes a bearing frame and a fixed lubricating ring. The same ti! , Is connected to a glaze rod, and at least one bearing housing is placed in the bearing frame, the shaft is supported in the bearing housing. The present invention is printed by an employee consumer cooperative of the Central Bureau of Standards of the Ministry of Economic Affairs to solve the problem of the implementation of a diameter uN female bearing, whereby the radial friction bearing can be assembled and decomposed in one way κ is repaired, and can be easily cooled and lubricated and manufactured in the most economical way. This work is solved by a present invention with the first patent application of the patent scope of this case, because the radial bearing is a radial moulding connected to a thin wall thickness bearing shell Supporting the shaft, the bearing can be manufactured very economically. In the description under K, the present invention will be disclosed in further detail by referring to the description of several embodiments of the drawings. Among them, the drawing: is a description: Drawing 1 is a diameter according to the first embodiment of the present invention; an axial cross-sectional view of the wiper bearing; Drawing 2 is the diameter according to the drawing 1 # 擦 轴承 的Yidu subsection

Front view, where a cover and a fan & «{are not shown #; Figure 3 is an axial cross-sectional view of a radial wiper bearing according to a second embodiment of the present invention; a 3-sheet The standard is applicable to the Chinese National Standard (CNS) Α4 specification (2 丨 ΟΧ297 company director) (please read the precautions on the back and then fill out this page) Line < 0 ^ -4〇8〇A7 B7 V. Description of invention (

V ^ .1

FIG. 4 is an axial cross-sectional view of a radial bearing according to a third example of the present invention; FIG. 5 is a schematic perspective exploded view of a radial direction according to a fourth embodiment of the present invention, One of the shell carriers ff1 is not

The bearing is installed; Figure 6 is the diameter of Figure 5 where, the

Three-dimensional display of one bearing _ Intent; and Printed by Beigong Consumer Cooperative of Central Bureau of Standards of Ministry of Economy

The bearing frame 2, the ring 4, and the shaft, the other implementation of the housing carrier is installed as a schematic diagram of a fifth embodiment according to the present invention. _ And 2 disclose the radial direction according to the first embodiment of the present invention. The radial wiper bearing 1 is used as an example of a machine used to support the rotor of an electric motor. The radial bearing

, A shaft 6 that is coaxially connected to a shaft 6 and a shaft 6 that is placed in the bearing frame is rotatably supported on the bearing die. Here, a number of fixed lubricating frames 2 can also be provided including The two parts and a radial connection plane 1 frame 2 includes a bearing cover 12 and a frame main body 6 for the joint 4. The bearing ring annulus 1 The annulus 4 is separated and placed to surround the shaft and protrudes through the bearing cover 12 and cover 12 and the frame body 14 is sealed by 6 Abut on the shaft 6-4-This paper scale is applicable to China National Standard (CNS) A4 specification (210X297mm) --------- r ------ IT ---- --Line < (please read the precautions on the back before filling in this page) Printed Bag A7 _B7__ of the Consumer Labor Cooperative of the Central Ministry of Economic Affairs of the Ministry of Economic Affairs 5. Description of the invention (,) 6 in the radial groove 18 The fixed lubricating ring is rigidly connected with the shaft 6. After the lubricating cover 12 is removed from the frame body 14, the fixed lubricating ring 4 can be removed from the shaft 6. The bearing housing is a bearing housing 8 with a thin wall thickness, which is placed (eg, pressed) into the frame body 14 in an M-mode so that it is not relative to the frame body 14 To spin. The bearing housing 8 having a thin wall thickness can be fixed in the frame body 14 by a fixing pin. The bearing housing 8 with a thin wall thickness is known in automobile construction, and it preferably includes a radially outer support housing preferably including a steel plate, and a forming a shaft for the shaft 6 of the bearing surface 2 0 radial inner bearing metal layer. According to a further embodiment of the present invention, the bearing housing 8 with a thin wall thickness may include other materials with or without bearing metal layers. The bearing housing 8 with a thin wall thickness can be separated or not, but it is preferably not separated. The size of the bearing valley 8 with a thin wall thickness is related to the structural size of the bearing. In the current embodiment, the bearing shell 8 with a thin wall thickness has an external diameter of 80 mm, and the diameter of the uranium rod is 75 mm. The result is a bearing with a thin wall thickness The housing 8 seems to have a radial thickness of 2.5 mm, and the bearing metal layer has a thickness of 0.3 mm. However, the bearing housing may also have a thickness thinner than 2.5 mm. The ratio of the outer diameter of the bearing housing to the diameter of the shaft is preferably in the range of 1.02 to 1.08, preferably 1 · -5- This paper is suitable for China Standard (CNS) A4 specification (210X297 mm) 'Line 1 (please read the precautions on the back before filling out this page) 4 4 A7 B7 printed by the Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economy V. Description of invention (+) ◦ 6 7 and the ratio of the diameter of the shaft to the radial thickness of the bearing shell with a thin-walled thickness is approximately 3 mm. The bearing golden mackerel layer forms the bearing surface for the shaft 6 of the substitute. It preferably includes a conventional bearing material (such as a rubbing material, for example). However, the 3_side ’3 · Hai bearing metal IS sheet may also include a layer made of different sleeve bearing metals. The radial shaft 1 is preferably a horizontal bearing, that is, the central axis of the shaft 6 is located on a horizontal plane. Because the fixed lubricating ring 4 is rigidly connected to the shaft 6, the fixed lubricating ring 4 is rotated together with the shaft 6 and M — a conventional method comes from — the crankcase oil sump Lubricating oil is conveyed in 24, wherein the oil groove 24 is located in the lower half of the bearing frame 2. In the upper half of the bearing cover 12 is placed a wiper 26, which wipes off the grease on the radially outer peripheral surface of the fixed lubricating ring 4. _Oil passage 3 ◦The inlet opening 28 is placed in the frame body 14 and directly adjoins the oil scraper 26, one of the wine oil scraped from the fixed lubricating ring 4 is one of the largest Part of the flow is in the oil passage 30, which ends in an oil hole 3 2 in the bearing housing 8 with the thickness of the wall sugar, whereby the oil wiper 26 The scraped lubricating oil lubricates the bearing surface 20 of the bearing shell 8 with a thin wall thickness. The inlet opening 28 of the oil passage 30 is completely located on the radial connection plane 10 of the bearing frame 2, and it is higher than the oil hole 3 in the bearing body 8 of the thin wall thickness 2. Therefore, the oil in the channel 30 will be applicable to the Chinese National Standard (CNS) A4 specification (210X297mm) because of its own paper size (please read the precautions on the back before filling this page). A7 B7 Printed by the Beigong Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economy V. Description of the invention (Ο ./ 1 1 I Weight and flow downwards 0 The bearing dice 8 with a thin wall thickness can consist of two or more A bearing element with a thin wall thickness 9 This bearing element is 1 I placed axially spaced 9 There is an oil passage between the bearing elements 3 0 Please first 1 1 Read | Terminal 0 The result is 9 The oil hole 3 2 series m becomes an additional 0 read back | The face I is provided in the bearing frame 2 — Sealed lubricating oil ring 1 1 Italian 1 I compartment 3 4 * It is the crankcase oil groove included in the lower part 2 4 0 Item 1 I Pointing shaft in this lubricating ring compartment 3 4 To the side wall of the side, it is filled with 1 more! Write "Partially formed by the two compartment gold plate (Note; a first compartment plate page 3 6 and a second compartment plate 3 8 ) The two-compartment gold-plated plate system > λ — > 1 1 surrounds the fixed sliding ring 1 1 in the axial direction like a sandwich in the axial direction 4 1. The first compartment plate 3 6 is completely It is placed on the radial connection plane 1 0 of the bearing frame 1 and 2 and it is M screws are firmly fixed to 1 the frame body 1 4 on the second compartment plate 3 8 is screwed 1 1 Securely fixed to the bearing cap 1 2 Up and parallel to the first-compartment plate 1 1 3 6 0 The surrounding wall of the lubricating ring compartment 3 4 is formed by the bearing frame 1 rear 2 9 in particular by the bearing cover 1 2 0 The two-compartment plate 3 6 .. 3 8 is the distance from the fixed lubricating ring 4 — small axial distance 1 1 away 9 so i white the lubricating dripping or scraping on the fixed lubricating ring 4 1 1 The oil is retained in the lubricating ring compartment 3 4 according to m or flows into the oil passage 1 I 3 〇 Ο 1 1 The lubricating ring compartment 3 4 has a large portion in the bearing cap 1 1 1 2 Among »This design greatly simplifies the installation and removal of the compartment plate 3 6 1 1 3 8 9 the wiper 2 6 and the fixed 7- lubricating ring 4 1 1 1 1 Appropriate standard home country junior high school use moderate ruler paper k ^ > ·-Gongwu, description of invention (b A7 B7 'The structure ^ is to make the above elements have High economic efficiency. In order to remove the diameter bearing 1 'first' the bearing cover 12 and the wiper 26 and the $ ^ compartment plate 28 are pulled axially from the frame body 14 and the shaft 6 . Next, the fixed lubricating ring 4 is separated from the shaft 6. Next, the screws used to fix the first compartment plate 36 to the frame body 14 are loosened to remove the first compartment plate 36 from the frame body 14. The frame body 14 and the bearing cover 12 include fins 40 on their radially outer periphery. The fins 40 can enhance the heat conduction from the diameter of the bearing 10 to the surrounding environment. A fan impeller 42 is close to the outlet opening of the sleeve rod 6 on the evening of the uranium bearing cover 12 and close to the bearing cap. The fan impeller 42 is coaxially positioned on the shaft 6 and is connected to the shaft The rod 6 is connected together 'whereby the fan wheel 42 and the shaft 6 are torsionally tight. The fan impeller 42 generates a cooling air flow 44 to cool the radial friction bearing 1. The cooling air flow 4 ,,, ¾ '' The heat sink 4 〇 (please read the precautions on the back and then fill out this page). Printed by the Ministry of Economic Affairs Central Standards Bureau, Negative Consumer Cooperative Printed 4 is guided by an air flow 4 6 to guide: * Next, it is radially outward to leave the radial air flow guiding body 4 6 preferably in the form of an outer cover, which surrounds the bearing frame 2 to dissipate heat H4 0 and the fan wheel The leaf 2 is firmly fixed to the radially outward annular flange 48 of the frame body 14. The shaft stalk 6 projects outwardly through a central shaft opening of the cover 46. The outer cover 46 includes a

Bearing 1. The space -8- This paper scale is applicable to China National Standard Falcon (CNS) A4 specifications (210X297mm) A7 B7

Surrounding wall

〇14〇8Q V. Description of the invention (q to introduce cooling air into the opening 5◦, and on its outer wall it includes an air outflow opening 5 2K to discharge the cooling air heated by the bearing 1. A zigzag shaft seal 54 is placed between the bearing cover 12 and the wheel 42, whereby the cooling air of the cooling air flow 44 is prevented from penetrating into the bearing frame 2. This is shown in FIG. In the front view, the housing 46 and the fan impeller ϋ are not shown. ^ &Amp; M In the first embodiment according to FIGS. 1 and 2, the radial g-bearing bearing 1 is a fixed bearing , And on the surfaces of the two compartment plates 36, 3 ^ 1 facing the fixed lubricating ring 4, they are respectively placed with a lubricating ring stop surface 56. The two lubricating ring stop The moving surface 56 and the front surface of the fixed slip ring 4 facing the axial direction together form an axial bearing K with a small amount of axial clearance to limit the axial movement of the fixed lubricating ring 4. Because of this The fixed lubricating ring 4 is axially fixed on the sleeve rod 6 by an annular radial groove 18, the The fixed lubricating ring 4 can transmit the axial force from the shaft stalk 6 to the lubricating ring stop surface 56. The force acting on the rotor of the electric motor is generally quite small, therefore, An axial bearing composed of the fixed lubricating ring 4 is sufficient. Without the two lubricating ring stop surfaces 56, according to a further embodiment of the present invention, if the shaft 6 has only one If the side is axially loaded, it will be provided with a military-only lubricating ring stop surface. By providing a single structural element, it provides two functions such as 〃Run fit oil transmission 〃 and 〃axial bearing 〃 The combination of functions is used for the radial / wiping axis-9- This paper scale adopts the Chinese National Standard (CNS > A4 specification (210X 297mm) --------- $, ---- --- 1T ------ it (please read the precautions on the back before filling in this page) Printed by the Beigong Consumer Cooperative of the Ministry of Economic Affairs

A7 B7 Printed by the Employee Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economy V. Description of Invention (&) The additional production product savings i of 1 can be achieved. On behalf of swimming, a second embodiment of the present invention? Marriage 1! 1 is illustrated in Figure 3. The only difference between the second embodiment and the radial bearing 1 of Figure 1 is that the second embodiment is a bearing, so it does not have the lubricating ring for fixing the lubricating ring 4 Dynamic surface 5 6. In Figure 4, it shows a third embodiment according to the present invention. The third embodiment is a movable bearing for an end of a shaft, and it is not provided with a fan blade 42 and the fixed lubricating ring 4 is fixed in front of the shaft 6 freely On surface 58, where * the shaft is concentric with the fixed lubricating ring 4. The radial bearing of this embodiment according to FIGS. 3 and 4 is supplied with lubricating oil, or it is cooled by the same method as the embodiment of κ and Formula 1, respectively. Therefore, for the opposite element, It is marked by M and the same reference numerals used in Figure 1. In the embodiment according to FIGS. 5 and 6, the sleeve housing 8 is generated by a housing carrier 60, and the surrounding surface of the dice carrier 60 is formed by a first theoretical sphere One spherical outer surface is formed, the spherical outer surface. The surface system includes two surrounding flat surfaces 66, in this embodiment, the two surrounding flat surfaces 66 are parallel to each other. The spherical outer surface of the killing carrier is maintained with two spherical outer surface sections 62, the two spherical outer surface sections 62 being directed to move away from each other diametrically. The part of the inner surface of the frame body 14 shown in the Κ sketch drawing, the paper scale is applicable to the Chinese National Standard (CNS) Α4 specification (210Χ297 mm) (please read the precautions on the back before filling this page), 1T line & A7 B7 Ink Employee's Consumer Cooperative of the Central Bureau of Economic Development of the Ministry of Economic Affairs V. Description of the invention (1 1) 1 1 I It is formed by the spherical inner surface of one of the second theoretical spheres 9 For — 1 1 1 ball bearings and> The second theoretical sphere system has a diameter slightly larger than that of the first 1 | 6 Please II Theoretical sphere 0 The spherical internal surface includes at least a slit 3 First reading 1 I so that the spherical internal surface of the frame body 1 4 is formed with Spherical internal surface reading back 1 1 surface I surface section 6 8 i where the spherical internal surface section 6 8 is relatively 1 1 meaning 1 I setting 0 matters 1 I then 1 1 the dice The carrier 6 0 is filled with a height 9 above its surrounding flat surface 6 6% 1 It is less than the height of the cut P 6 3 whereby the dice carrier 6 is available on this page 1 I is placed through the cut P 6 3 and into the spherical interior 1 1 surface of the frame body 1 4 where the center point 6 4 of the first theoretical sphere and the second theory 1 1 center point 7 0 of the sphere and a common pivot point 7 0 in At the same point, 9 1 sets the common pivot point 7 0 is located on the central axis 2 2 of the shaft 6 0 1 I According to the diagram 5 the housing carrier 6 is located at the center 1 1 of the shaft 6 The axis 2 2 slides up coaxially into the frame body 1 4 0 The 1 1 housing carrier 6 〇 is so oriented that the housing carrier 6 〇1 edge two spherical outer surface section 6 2 is Relative to the frame body 1 4 bis spherical i inner surface section 6 8 to be rotated 9 〇 degrees 0 1 1 After the dice carrier 6 0 is placed in the frame body 1 4 1 1 Next, the housing carrier 6 0 is relative to the frame body 1 4 around the 1 I common pivot point Rotate 9 0 degrees »With this 9 the shell carrier 1 4 of 1 I spherical outer surface section 6 2 overlaps with the spherical inner surface 1 1 of the frame body 1 4 surface section 6 8 and the frame body 1 4 Spherical inner surface section 1 1 6 8 Sliding contact 0 Next t The spherical outer surface section 6 2 and the ball 1 1-11-1 1 The paper size is applicable to the Chinese National Standard (CNS) A4 specification (210X297 Cli) A7 B7 5. Description of the invention (11)

(Please read the precautions on the back before filling in this page) The shaped inner surface section 6 8 forms a 1 ^ 1 point of the ball joint 7 2 with pivot point 7 1, by the rib of the ball joint 72, the shaft The angle error of the rod 6 with respect to the radial bearing 1 is: the frame body 14 which can be compensated by the method of a conventional 1 is not separated, and here only the specially formed housing carrier 6 0 It is only possible with the frame body 14 to receive the ball dwelling joint 72 in the frame body 14. The embodiment of FIG. 7 is different from the embodiments of FIGS. 5 and 6 in the following: The shaft 6 of the embodiment of FIG. 7 includes two shaft collars 74 * The two shaft collars It can also serve to fix the lubricating ring M to deliver lubricant to the bearing surface 20 of the bearing housing 8. Printed by the Employee Consumer Cooperative of the Central Prototype Bureau of the Ministry of Economic Affairs. The bearing collar 74 and the shaft 6 are preferably integrally formed as a single body, but they may also be separate components. According to the embodiments of FIGS. 5 and 6, the shaft slides into the bearing housing 8 of the housing carrier 60. However, due to the shaft collar 74, this phenomenon cannot occur. In the embodiment according to FIG. 7. On the other hand, the housing carrier equivalent to the housing carrier 60 in FIGS. 5 and 6 in FIG. 7 is divided along an axial plane containing the central axis of the shaft 6 Into two shell carrier halves 76. During the installation of the part of the ball and socket joint 72, the two-ball carrier half 76 is first placed between the shaft collar 74 on the shaft 6 and then it is engaged Together. Next, the shaft 6 and the housing carrier half 76 joined together according to FIG. 5 are placed together in the frame body 14 and are wound around the central axis of the shaft 6 Rotate 90 degrees, where the relevant spherical surface -12- This paper scale is applicable to the Chinese National Standard (CNS) A4 specification (210X297 mm) A7 B7 V. Description of invention (U) The section is relative here. The spherical surfaces 62, 68 of the ball and socket joint 72 are maintained at an angle ΊIf relative to each other during the operation of the radial bearing 1. However, in the preferred embodiment, after the housing carrier 60 is installed in the bearing frame 2, the housing carrier 60 is fixed at a given angle relative to the bearing frame 2 Position, and the ball and socket joint 72 is blocked, whereby, for example, the spherical outer surface section 6 2 of the housing carrier 60 is clamped against by positioning and locking the rib of the screw On the spherical inner surface section 68 of the frame body 14. (Please read the precautions on the back before filling in this page) Threading-Printed by the Beigong Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economic Affairs -13- This paper scale is applicable to the Chinese National Standard (CNS) A4 (210X297 mm)

Claims (1)

The patent application range is up to, the lubricating ring and at least the ground support surface (1 (8) 2) The fixing lubricates the ab, cd lean by the fixing (30 oiler and 20). A radial # 琦 bearing (1) It includes a bearing frame (especially for electric horses, 2), at least one fixed object (4) is coaxially fixed on a shaft (6), which is a bearing shell The body (8) is placed on the bearing frame (2 The bearing housing (8) is rotatable and includes a bearing housing with a thickness of radially connected flat thin wall. Wherein, the shaft (6) is Among them, the bearing frame (2) 0) and the bearing housing is a radial extinction bearing, such as item 1 of the patent application scope, where the lubricating ring (4) is and a scraper The oiler (4) is sent from a crankcase oil 6) to the contact groove (24) to be transferred to the lubricating ring (4). The lubricating oil can be scraped into an oil passage). The oil passage (3 0) is connected to a bearing surface of the bearing housing (8) scraping the thickness of the thin-walled wall (, thereby freeing the oil scraper (2 6 with thin-walled wall The bearing surface (2 0) of the bearing oil (8 0) scraped by the bearing housing (8) is installed ------ order ---- ^ --- line- (please read the precautions on the back first (Fill this page) Printed by the Employee Consumer Cooperative of the Central Bureau of Standards of the Ministry of Economic Affairs Please refer to item 2 of the patent scope for radial | wiper bearings, in which the object compartment (3 4 should be provided in: customs clearance ⑴ is provided with a ㈣ the fixed slip ring (4) is placed at a small interval Placed in front of one of the walls of the lubricating ring compartment (36, 38), by which the lubricating oil dripping or scraped from the fixed lubricating ring (4) can be maintained at The lubricating annulus compartment (34) may flow into -1-This paper standard adopts the Chinese National Standard (CNS) A4 specification (210X297 mm). 〇14580 A8 B8 C8 D8 Patent application scope of the oil passage (3 0 4. Righteousness. In the net body of the shaft, the radial scope of the patent application item 1 of the bearing! Among them, 2) pseudo includes a bearing cover 2) and a frame 4), the bearing cover (12) and the frame body (14) It is completely fixed to each other on the radial connecting plane (10), and the fixed lubricating ring (4) is placed in the bearing cover (1 2) and the thin wall thickness The bearing housing (%) / is placed in the frame, ¾ (1 4). -S: J 5 please patent the first item in the scope of patent | Xiang Cheng, where the bearing 丨 (2) is on its external # electricity to include a heat sink (Li ring I, turtle 4 Ο) ”i heat sink system Improve the heat transfer from the diameter _ ^ wipe ^ bearing (1) to the surrounding environment. 6 · If the patent application is in the first item, ^^ / V? 'Wipes the bearing, in which the Central Committee of the Ministry of Economic Affairs Employee Consumer Cooperative is printed on the shaft (6) on the bearing frame and is used to produce a cooling The fan impeller (42) of the air flow (44), the fan impeller (42) is connected with the shaft (6) Μ and the shaft (6) are twisted tightly, an air flow guide body (4 6) is fixed on the bearing frame (2), the air flow guide body (4 6) guides the cooling air on the outside of the bearing frame (2)%% outside the air flow is set (4 4). 7. The radial bearing as claimed in item 5 of the patent application, in which the air flow guide body is an IS cover (4 6) with a pot shape, which is a heat sink (40) surrounding the bearing frame (2) ), And its package -2- This paper scale is applicable to China National Standard (CNS) Α4 specification (210X297 mm) Binding line ί (Please read the precautions on the back before filling this page) Six. There is an air inlet (2) for exhausting by 〇8. As applied to the bearing frame (has a tortuous shaft seal (cooling air is protected 9). If applied. The radial friction bearing includes an axial side, the lubrication ring Axial bearings and restrictions of the object (4) towards the shaft A8 B8 C8 D8 However, the cooling air heated by the air and air outlet (5 1) The patent scope is to stop the fan impeller of item 6 of the fixed enclosure in the upward direction, whereby the fixed bearing of item 1 of the cold enclosure bearing enclosure is used to lubricate the front surface of the torus (5 6) Lubricating ring radial (4 II # bearing, where between ^^ is placed but empty-air flow (4 4) (2 ^ ± diameter bearing, and the @ 丨 崁 Frame (.2) Tie stop surface (56) is at least one of the fixed lubricating ring to form one (4) sleeve. Printed to the employee consumer cooperative of the Central Standardization Bureau of the Ministry of Economic Affairs. The radial bearing of item 1 of the patent scope, where 'the bearing housing (8) with a thin wall thickness is not! It is ^ [part and is pressed into the bearing frame (2), and the bearing housing (8) It includes at least one support shell made of steel sheet on the outside of the radial side and a bearing layer of gold on the radial inside. The bearing layer is used to form a On the bearing surface of the shaft (6). 'V 1 1 · As the radial bearing of the patent application item 9, where' the bearing kills the exterior The diameter of the shaft is in the range of i 02 to 1.08. 11 I ^ I n Order the I 111 line! (Please read the precautions on the back before filling this page) This paper size is applicable to the country of China Standard (CNS} A4 specification (210X297mm) A8 B8 C8 D8 ^ 14〇80 6. The scope of patent application 12. For the diameter-i of the first item of the scope of patent application, the bearing housing (8) is formed by a valley carrier (60). The housing carrier (6 0) The surrounding surface is formed by a spherical outer surface (62) containing at least one round 1® flat surface (66), and a part of the inner surface of the bearing frame (2) is formed by a at least all openings (63) Formed by a spherical inner surface (68), the height of the housing carrier (60) on the surrounding flat surface (66) is small, and the height of the at least one cut (63) makes the device carrier (60) is placed on the spherical inner surface (68) of the main body (i 4) of the frame through the incision (63), then, the shell bearing uj # (60) is relative The frame body (14) is pivoted with a common (71), whereby the outer surface (62) of the housing carrier (60) is a spherical surface (68) that can interact with the frame body (14) ) Slidingly contact, and together with the frame body (14) -shaped inner surface (68) to form a ball and socket knuckle (72), and the spherical outer surface 62) The center point of the ball (64) and the $ shaped interior surface (68) of the ball center point (70) and the line section (72) of the pivot point (71) at the same point. This paper scale is applicable to China National Standards (CNS) A4 specification (210X297mm) --------- installed; ------ ordered-. I-^ --- line shoulder- (please Read the precautions on the back first and then fill out the square page) Printed by the Employees Consumer Cooperative of the Central Bureau of Economic Development of the Ministry of Economic Affairs ~~ —