CN203239462U - Sector gear and transmission gear comprising sector gear and air dumper comprising sector gear - Google Patents
Sector gear and transmission gear comprising sector gear and air dumper comprising sector gear Download PDFInfo
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- CN203239462U CN203239462U CN 201320291939 CN201320291939U CN203239462U CN 203239462 U CN203239462 U CN 203239462U CN 201320291939 CN201320291939 CN 201320291939 CN 201320291939 U CN201320291939 U CN 201320291939U CN 203239462 U CN203239462 U CN 203239462U
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- tooth sector
- magnet
- gear mass
- attachment face
- spring
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Abstract
A sector gear comprises a gear body (101) comprising sector gear teeth, a gear body upper surface (102), a gear body lower surface (116), a magnet installation face (103), a transmission shaft sleeve (113) and a glue containing groove (105). The magnet installation face and the gear body upper surface (102) are connected into a whole and a hollow circle is arranged in the center of the magnet installation face. The sleeve is a hollow cylinder and is connected with the magnet installation face (103). One end of the sleeve is opened, namely, an opening of the opened end is the hollow circle of the center portion of the magnet installation face (103). The glue containing groove is formed in the magnet installation face (103). The sector gear has the following advantages that the injection molding requirement of a plastic piece is reduced so that the influence on the magnet position by an injection molding technology can be reduced; quality monitoring in the process of production in batches is convenient; the installation position of a magnet is more accurate so that the opening angle of an air damper can be learned and controlled accurately by an ECU. The utility model further provides a transmission device comprising the sector gear and the air dumper comprising the sector gear.
Description
Technical field
The utility model relates to the auto parts and components field, relates in particular to a kind of transmission device and closure that is applied to the tooth sector in the automobile dynamic system and comprises this tooth sector.
Background technique
Closure is one controllable valve that the control air enters motor, connects air-strainer on it, lower sending and receiving engine block, the throat of the motor car engine of being known as.All include throttle valve structure in current advanced petrol engine and the diesel engine system, be mainly used in realizing the accurate control of air input of engine by air.Closure has two kinds of conventional pull wires formula and electronic throttles, and electronic throttle wherein comes according to motor institute energy requirement mainly by throttle position sensor, the opening angle of control closure, thereby the size of adjusting air inflow quantity.
All include the basic transmission device that is formed by throttle plate pin, tooth sector and magnet in the present closure product, the position transducer cooperating in magnet and the closure wherein, position transducer can send to the change information of magnetic field of magnets ECU(Electronic Control Unit, electronic control unit), thus so that ECU can control the opening angle of closure video disc accurately.In existing product, magnet often is injected in the tooth sector by the mode of integral molded plastic, as shown in Figure 1 (ring magnet is injected in the tooth sector by the mode of injection moulding), the transmission device that forms in this way exists the Shooting Technique complexity, be not easy to quality monitoring and be difficult to accurately guarantee the shortcoming of magnet positions, and then can affect the accurate control to the throttle angle degree.
The model utility content
Transmission device and closure that the problem that the utility model solves has provided a kind of new tooth sector structure of being convenient to assemble and comprised this tooth sector structure.
In order to address the above problem, the tooth sector that the utility model provides comprises:
The gear mass 101 that comprises quadrant tooth;
Gear mass upper surface 102;
Gear mass lower surface 116;
Further, the utility model also provides a kind of transmission device, comprising:
Further, the utility model also provides a kind of closure, comprising:
Closure housing 10 reaches the closure lid 9 that is installed on this closure housing one side by buckle 14;
Be fixed in the motor 8 of described closure housing 10 inside by convex surface bearing 18, backing plate 17 and screw 16;
Be positioned at the tooth sector 1 of described throttle body 10 inside;
Be positioned at the magnet 2 of described throttle body 10 inside, this magnet is installed on the described tooth sector 1;
Be positioned at the transmission shaft 3 of described throttle body 10 inside, this transmission shaft one end welded and installed is in the inside of tooth sector 1, and an other end is assemblied in bearing 20 inside, and these bearing 20 interference are fitted in the described throttle body 10;
Torsion spring 4 is nested on the described tooth sector 1;
Screw 12 and be installed in closure video disc 11 on the transmission shaft 3 by screw 12;
Driving gear 13, this driving gear respectively with the engagement of the output gear of described tooth sector 1 and described motor 8;
Driving gearshaft 15, this driving gearshaft one end interference is fitted in the closure housing 10, and an other end inserts described driving gear 13 as the rotation stationary axle;
Pad 6, this pad is arranged in the groove of described transmission shaft 3;
Bearing 7, this bearing is fitted in described throttle body 10 inside by the interference mode, and described transmission shaft 3 is assemblied in this bearing 7, and is resisted against a side of described pad 6;
Position transducer is positioned at the inside of described closure lid 9, in order to the variation in the described magnet of perception 2 magnetic fields;
Be positioned at the gear mass 101 on the described tooth sector 1;
Be positioned at the gear mass upper surface 102 on the described tooth sector 1;
Be positioned at the gear mass lower surface 116 on the described tooth sector 1;
Be positioned at the magnet attachment face 103 on the described tooth sector 1, this magnet attachment face is connected with described gear mass upper surface 102 becomes an integral body, and the center of this magnet attachment face is open circles:
Be positioned at the drive shaft sleeve 113 on the described tooth sector 1, this sleeve is the cylindrical body of interior sky and is connected with described magnet attachment face 103, and the one end opening is the open circles of described magnet attachment face 103 centers, and an end 305 of described transmission shaft 3 is installed on the inside of this drive shaft sleeve 113;
Be positioned at the glue receiving groove 105 on the described tooth sector 1, this glue receiving groove is positioned on the described magnet attachment face 103, and described magnet 2 is fixed on the described magnet attachment face 103 by the glue in this glue receiving groove 105.
Compared with prior art, the transmission device in the utility model has following advantage by magnet and tooth sector are linked together with the form that machinery assembles: 1. reduce the injection moulding requirement of working of plastics, reduce Shooting Technique to the impact of magnet positions; 2. be convenient to the quality monitoring in the batch production process; 3. the mounting point of magnet is more accurate, so that the opening angle of closure can be known and control to ECU more accurately.
Description of drawings
Fig. 1 is the assembling schematic representation of tooth sector and magnet in the prior art;
Fig. 2 is described tooth sector the first schematic representation of the utility model embodiment;
Fig. 3 is described tooth sector the second schematic representation of the utility model embodiment;
Fig. 4 is described tooth sector the 3rd schematic representation of the utility model embodiment;
Fig. 5 is the described tooth sector sectional view of the utility model embodiment;
Fig. 6 is the first assembling schematic representation of the described tooth sector of the utility model embodiment and magnet;
Fig. 7 is the second assembling schematic representation of the described tooth sector of the utility model embodiment and magnet;
Fig. 8 is the structural representation of the described transmission shaft of the utility model embodiment;
Fig. 9 is the assembling schematic representation of the described tooth sector of the utility model embodiment and transmission shaft;
Figure 10 is the structural representation of the described torsion spring of the utility model embodiment;
Figure 11 is the assembling schematic representation of the described tooth sector of the utility model embodiment, transmission shaft and torsion spring;
Figure 12 is the assembling schematic representation of the described tooth sector of the utility model embodiment, transmission shaft, torsion spring and magnet;
Figure 13 is the structural representation of the described return spring of the utility model embodiment;
Figure 14 is the assembling schematic representation of the described tooth sector of the utility model embodiment and return spring;
Figure 15 is the explosive view of the described transmission device that is comprised of tooth sector, magnet, transmission shaft, torsion spring and return spring of the utility model embodiment;
Figure 16 is the explosive view of the described closure of the utility model embodiment.
Embodiment
Describe below with reference to accompanying drawings according to embodiment's of the present utility model tooth sector and transmission device and the closure that comprises this tooth sector structure.In the following description, many details have been set forth in order to make the person of ordinary skill in the field more fully understand the utility model.But, be apparent that for the technician in the affiliated technical field realization of the present utility model can not have some in these details.In addition, should be understood that the specific embodiment that the utility model is not limited to introduce.On the contrary, can consider to implement the utility model with the combination in any of following feature and key element, and no matter whether they relate to different embodiments.Therefore, following aspect, feature, embodiment and advantage for illustrative purposes only usefulness and should not be counted as key element or the restriction of claim, unless clearly propose in the claims.
Embodiment 1:
Fig. 2 to Fig. 4 is respectively described tooth sector the first schematic representation of the utility model embodiment, and the second schematic representation and the 3rd schematic representation, Fig. 5 are the described tooth sector sectional views of the utility model embodiment; Such as Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, this tooth sector comprises: comprise the gear mass 101 of quadrant tooth (gear shape structure shown in the left side among the figure), and the lower surface 116(of the upper surface 102 of gear mass 101 and gear mass 101 is as shown in Figure 4); Magnet attachment face 103, this magnet attachment face 103 is connected with gear mass upper surface 102 becomes an integral body, and the center of magnet attachment face 103 is an open circles structure; Drive shaft sleeve 113(is as shown in Figure 4), this sleeve is the cylindrical body of interior sky and is connected with aforesaid magnet attachment face 103, and the one end opening is the open circles of aforementioned magnet attachment face 103 centers; Glue receiving groove 105, this glue receiving groove is positioned on the aforementioned magnet attachment face 103, and the surface of this glue receiving groove 105 is lower than the surface of magnet attachment face 103, thereby form receiving groove and be used for holding glue, solidify the similar substances such as glue such as single material, the shape of this glue receiving groove 105 can be rectangle in addition, and is trapezoidal, triangle, the arbitrary shapes such as circle or ellipse; Tooth sector comprises that also glue injects groove 104, this glue injects groove and is positioned on the aforesaid gears body upper surface 102, and each glue inject groove 104 all with the 105 corresponding connections of a glue receiving groove, and the surface that glue injects groove 104 is inclined surface, also finally be connected with aforementioned glue receiving groove 105 along the inclination from high to low of gear mass lateral gear mass central direction, thereby can flow into glue receiving groove 105 so that inject the glue of glue injection groove 104; This tooth sector also is included in the magnet holding device 108 that forms by integral molded plastic on the aforesaid gears body 101, the magnet holding device is arranged in through hole 109, this through hole 109 is formed structure in the process of injection moulding formation magnet holding device 108, these magnet holding device 108 tops have hooked shape structure in addition, be used for magnet (is seen Fig. 6, shown in Figure 7) clamping (pre-fixing) is between magnet attachment face 103 and this hooked shape structure, the number of this magnet holding device is not limit, can process according to the product specification demand of reality, such as being 1,2,3,4 even more, be preferably in this embodiment 4, and a plurality of magnet holding device can be formed at magnet attachment face arbitrary position all around according to the injection moulding of product specification demand.
Further, as shown in Figure 4 and Figure 5, this tooth sector also comprises: annular sheet metal 112, and this annular sheet metal can be stainless steel, is formed at the inside of described drive shaft sleeve 113 by the mode of injection moulding; The first spring clamping wall 114, this spring clamping wall are hollow cylinder and are connected with aforesaid gears body lower surface 116; The second spring clamping wall 115, this spring clamping wall be around aforementioned the first spring clamping wall 114, head and the tail discontinuous circular-arc wall body, and be connected with aforesaid gears body lower surface 116, the space of the ring that forms between the second spring clamping wall 115 and the first spring clamping wall 114 is used for assembling return spring (Fig. 2 to Fig. 5 is not shown); Torsion spring bayonet socket 107, this torsion spring bayonet socket is positioned at the sidewall of gear mass 101, is used for even twisting moment spring (Fig. 2 to Fig. 5 is not shown); Return spring bayonet socket 111, the number of this return spring bayonet socket are 2 and all are positioned on aforementioned the first spring clamping wall 114, are used for fixedly return spring.
Embodiment 2:
Fig. 6 to Figure 15 is structural representation and the erection drawing of the utility model embodiment 2 described transmission devices and associated components, and present embodiment is described a kind of transmission device of the embodiment's of comprising 1 described tooth sector in connection with Fig. 6 to Figure 15.
The described transmission device of present embodiment comprises tooth sector 1, magnet 2 and transmission shaft 3.
Fig. 6 and Fig. 7 are the first assembling schematic representation and the second assembling schematic representation of the described tooth sector of the utility model embodiment and magnet, as shown in Figure 6 and Figure 7, tooth sector 1 comprises following structure: the gear mass 101 that comprises quadrant tooth: gear mass upper surface 102; Gear mass lower surface 116; Magnet attachment face 103, this magnet attachment face is connected with described gear mass upper surface 102 becomes an integral body, and the center of this magnet attachment face is open circles: drive shaft sleeve 113, this sleeve is the cylindrical body of interior sky and is connected with described magnet attachment face 103, and the one end opening is the open circles of described magnet attachment face 103 centers; Glue receiving groove 105, this glue receiving groove is positioned on the described magnet attachment face 103.In assembly process, at first magnet 2 is assemblied on the magnet attachment face 103, then do not limit by the number of this magnet holding device 108 of magnet holding device 108(, can be 1,2,3,4 or more, be preferably in this embodiment 4) hooked shape structure on top with magnet 2 clampings and and then pre-fix on magnet attachment face 103 and (prevent that magnet 2 from moving), then glue is injected into a plurality of glue and injects groove 104, because injecting groove 104, glue is connected for the slope shape surface and with glue receiving groove 105, then glue flow into glue receiving groove 105 along glue injection groove 104, after glue curing, magnet 2 is sticked on (as shown in Figure 7) on the magnet attachment face 103 firmly.The glue of pasting usefulness can be single material optic-solidified adhesive, behind the injection glue receiving groove 105, shine the glue curing that allows outside being exposed to or the glue curing that makes inside in modes such as magnet attachment face 103 brush copper powders by the magnet attachment face 103 on the plasma irradiation tooth sector 1, use ultraviolet ray again.
Fig. 8 is the structural representation of the transmission shaft 3 of the described transmission device of present embodiment, and an end 305 of this transmission shaft is installed on the inside of aforementioned drive shaft sleeve 113 by the mode of welding, and is concrete for to weld together with annular sheet metal 112; This transmission shaft 3 also comprises passes on moving axis 3 axially extended through holes 301, and this through hole is used for the closure video disc is inserted wherein; This transmission shaft also comprises the screw 302 that is positioned at pupil 301 tops, is used for and screw fit tightening valve video disc; This transmission shaft 3 also comprises groove 303, is used for installing pad.
Fig. 9 is tooth sector in the described transmission device of present embodiment and the assembling schematic representation of transmission shaft, as shown in Figure 9, the inside that one end 305 of transmission shaft 3 inserts drive shaft sleeve 113, and and annular sheet metal 112 weld together, herein in order to show more clearly the annexation of transmission shaft 3 and sector electromagnet 1, so do not show the magnet 2 on the magnet attachment face 103.
For so that comprise tooth sector, magnet and transmission shaft drive can the apply to Section valve gear in, this transmission device can further include torsion spring 4, shown in Figure 10,11 and 12, this torsion spring is nested between aforementioned the first spring clamping wall 114 and the second spring clamping wall 115, and this torsion spring one end 401 is buckled on the aforementioned torsion spring bayonet socket 107, and the other end 402 of this torsion spring is resisted against on the sidewall of the second spring clamping wall 115.
For so that transmission device shown in Figure 12 is more perfect, this transmission device also further comprises return spring 5, shown in Figure 13 and 14, this return spring is nested between aforementioned the first spring clamping wall 114 and the drive shaft sleeve 113, and this return spring one end 501 and this return spring the other end 502 are resisted against on the sidewall of the first spring clamping wall 114 by two return spring bayonet sockets 111, and wherein return spring bayonet socket 111 is positioned on the first spring clamping wall 114.
Figure 15 is the explosive view of the aforesaid transmission device that is comprised of tooth sector, magnet, transmission shaft, torsion spring and return spring of present embodiment, also further comprises bearing 7 among this figure, and transmission shaft 3 interference are assemblied in this bearing 7.
Embodiment 3:
Figure 16 is the explosive view of the utility model embodiment 3 described closures, and present embodiment is described a kind of closure of the transmission device that comprises embodiment 1 and embodiment's 2 described tooth sector in connection with Figure 16.
As shown in figure 16, this closure comprises:
Be fixed in the motor 8 of described closure housing 10 inside by convex surface bearing 18, backing plate 17 and screw 16;
Be positioned at the tooth sector 1 of throttle body 10 inside;
Be positioned at the magnet 2 of throttle body 10 inside, this magnet is installed on the tooth sector 1;
Be positioned at the transmission shaft 3 of throttle body 10 inside, this transmission shaft one end welded and installed is in the inside of tooth sector 1, and an other end is assemblied in bearing 20 inside, and these bearing 20 interference are fitted in the throttle body 10;
Driving gear 13, this driving gear respectively with the engagement of the output gear of tooth sector 1 and described motor 8;
Driving gearshaft 15, this driving gearshaft one end interference is fitted in the closure housing (10), and an other end inserts described driving gear 13 as the rotation stationary axle;
Pad 6, this pad are arranged in the groove 303 of transmission shaft 3;
Position transducer is positioned at the inside of closure lid 9, in order to the variation in the described magnet of perception 2 magnetic fields;
This closure also comprises:
Be positioned at the gear mass 101 on the tooth sector 1;
Be positioned at the gear mass upper surface 102 on the tooth sector 1;
Be positioned at the gear mass lower surface 116 on the tooth sector 1;
Be positioned at the magnet attachment face 103 on the tooth sector 1, this magnet attachment face is connected with gear mass upper surface 102 becomes an integral body, and the center of this magnet attachment face is open circles:
Be positioned at the drive shaft sleeve 113 on the tooth sector 1, this sleeve is the cylindrical body of interior sky and is connected with magnet attachment face 103, and the one end opening is the open circles of magnet attachment face 103 centers, and an end 305 of transmission shaft 3 is installed on the inside of this drive shaft sleeve 113;
Be positioned at the glue receiving groove 105 on the tooth sector 1, this glue receiving groove is positioned on the magnet attachment face 103, and magnet 2 is fixed on the magnet attachment face 103 by the glue in this glue receiving groove 105;
Glue injects groove 104, this glue injects groove and is positioned on the gear mass upper surface 102, and be connected with glue receiving groove 105, and the surface that glue injects groove 104 is inclined surface, along gear mass lateral gear mass central direction by the mutually low inclination of height and finally be connected with described glue receiving groove 105;
The magnet holding device 108 that on gear mass 101, forms by integral molded plastic, this magnet holding device top has hooked shape structure, be used for magnet 2 is clamped between magnet attachment face 103 and this hooked shape structure, the number of this magnet holding device 108 is not limit, can be 1,2,3,4 or more, be preferably in this embodiment 4;
The first spring clamping wall 114, this clamping wall are hollow cylinder and are connected with gear mass lower surface 116;
The second spring clamping wall 115, this clamping wall be around the first spring clamping wall 114, the discontinuous circular-arc wall body of head and the tail, and be connected with gear mass lower surface 116;
Torsion spring bayonet socket 107, this torsion spring bayonet socket is positioned at the sidewall of gear mass 101, is used for the even twisting moment spring;
Two return spring bayonet sockets 111, this return spring bayonet socket are positioned on the first spring clamping wall 114;
Although the utility model discloses as above with preferred embodiment, the utility model is not to be defined in this.Any those skilled in the art, various changes and the modification done within not breaking away from spirit and scope of the present utility model all should be included in the protection domain of the present utility model, and therefore protection domain of the present utility model should be as the criterion with the claim limited range.
Claims (30)
1. a tooth sector is characterized in that, comprising:
The gear mass (101) that comprises quadrant tooth;
Gear mass upper surface (102);
Gear mass lower surface (116);
Magnet attachment face (103), this magnet attachment face are connected with described gear mass upper surface (102) becomes an integral body, and the center of this magnet attachment face is open circles;
Drive shaft sleeve (113), this sleeve are the cylindrical body of interior sky and are connected with described magnet attachment face (103), and the one end opening is the open circles of described magnet attachment face (103) center;
Glue receiving groove (105), this glue receiving groove is positioned on the described magnet attachment face (103).
2. tooth sector according to claim 1 is characterized in that, described tooth sector also comprises:
Glue injects groove (104), and this glue injects groove and is positioned on the described gear mass upper surface (102), and is connected with described glue receiving groove (105).
3. tooth sector according to claim 2 is characterized in that, described tooth sector also comprises:
At the upper magnet holding device (108) that forms by integral molded plastic of described gear mass (101), this magnet holding device top has hooked shape structure, is used for magnetic catch is held between described magnet attachment face (103) and this hooked shape structure.
4. tooth sector according to claim 3 is characterized in that, described tooth sector also comprises:
Annular sheet metal (112), this annular sheet metal is positioned at the inside of described drive shaft sleeve (113).
5. tooth sector according to claim 4 is characterized in that, described tooth sector also comprises:
The first spring clamping wall (114), this spring clamping wall are hollow cylinder and are connected with described gear mass lower surface (116).
6. tooth sector according to claim 5 is characterized in that, described tooth sector also comprises:
The second spring clamping wall (115), this spring clamping wall be around described the first spring clamping wall (114), the discontinuous circular-arc wall body of head and the tail, and be connected with described gear mass lower surface (116).
7. tooth sector according to claim 6 is characterized in that, described tooth sector also comprises:
Torsion spring bayonet socket (107), this torsion spring bayonet socket is positioned at the sidewall of described gear mass (101), is used for the even twisting moment spring.
8. tooth sector according to claim 7 is characterized in that, described tooth sector also comprises:
Return spring bayonet socket (111), this return spring bayonet socket are positioned on described the first spring clamping wall (114).
9. tooth sector according to claim 8 is characterized in that, the number of described return spring bayonet socket (111) is 2.
10. according to claim 2 to 9 arbitrary described tooth sector, it is characterized in that, the surface that described glue injects groove (104) is inclined surface, also finally is connected with described glue receiving groove (105) along the inclination from high to low of gear mass lateral gear mass central direction.
11. to 9 arbitrary described tooth sector, it is characterized in that according to claim 3 the number of described magnet holding device (108) is 4.
12. to 9 arbitrary described tooth sector, it is characterized in that according to claim 3 described magnet holding device (108) is arranged in through hole (109), this through hole (109) is formed structure in the process of injection moulding forms described magnet holding device (108).
13. a transmission device is characterized in that, comprising:
Tooth sector (1), this tooth sector comprises following structure: the gear mass (101) that comprises quadrant tooth: gear mass upper surface (102); Gear mass lower surface (116); Magnet attachment face (103), this magnet attachment face is connected with described gear mass upper surface (102) becomes an integral body, and the center of this magnet attachment face is open circles: drive shaft sleeve (113), this sleeve is the cylindrical body of interior sky and is connected with described magnet attachment face (103), and the one end opening is the open circles of described magnet attachment face (103) center; Glue receiving groove (105), this glue receiving groove are positioned on the described magnet attachment face (103);
Magnet (2), this magnet is fixed on the described magnet attachment face (103) by the glue in the described glue receiving groove (105);
Transmission shaft (3), an end (305) of this transmission shaft is installed on the inside of described drive shaft sleeve (113).
14. transmission device according to claim 13 is characterized in that, described tooth sector (1) also comprises:
Glue injects groove (104), and this glue injects groove and is positioned on the described gear mass upper surface (102), and is connected with described glue receiving groove (105).
15. transmission device according to claim 14 is characterized in that, described tooth sector (1) also comprises:
At the upper magnet holding device (108) that forms by integral molded plastic of described gear mass (101), this magnet holding device top has hooked shape structure, is used for described magnet (2) is clamped between described magnet attachment face (103) and this hooked shape structure.
16. transmission device according to claim 15 is characterized in that, described tooth sector (1) also comprises:
Annular sheet metal (112), this annular sheet metal is positioned at the inside of described drive shaft sleeve (113), and an end of described transmission shaft (13) inserts and is welded on this annular sheet metal (112) inside.
17. transmission device according to claim 16 is characterized in that, described tooth sector (1) also comprises:
The first spring clamping wall (114), this clamping wall are hollow cylinder and are connected with described gear mass lower surface (116);
The second spring clamping wall (115), this clamping wall be around described the first spring clamping wall (114), the discontinuous circular-arc wall body of head and the tail, and be connected with described gear mass lower surface (116);
Torsion spring bayonet socket (107), this torsion spring bayonet socket is positioned at the sidewall of described gear mass (101), is used for the even twisting moment spring;
Two return spring bayonet sockets (111), this return spring bayonet socket are positioned on described the first spring clamping wall (114).
18. transmission device according to claim 17 is characterized in that, described transmission device also comprises:
Torsion spring (4), this torsion spring is nested between described the first spring clamping wall (114) and described the second spring clamping wall (115), and this torsion spring one end (401) is buckled on the described torsion spring bayonet socket (107), and the other end of this torsion spring (402) is resisted against on the sidewall of described the second spring clamping wall (115).
19. transmission device according to claim 18 is characterized in that, described transmission device also comprises:
Return spring (5), this return spring is nested between described the first spring clamping wall (114) and the described drive shaft sleeve (113), and this return spring one end (501) and this return spring the other end (502) are resisted against on the sidewall of described the first spring clamping wall (114) by described two return spring bayonet sockets (111).
20. according to claim 14 to 19 arbitrary described transmission devices, it is characterized in that, the surface that described glue injects groove (104) is inclined surface, also finally is connected with described glue receiving groove (105) by the mutually low inclination of height along gear mass lateral gear mass central direction.
21. to 19 arbitrary described transmission devices, it is characterized in that according to claim 15 the number of described magnet holding device (108) is 4.
22. according to claim 15 to 19 arbitrary described transmission devices, it is characterized in that, described magnet holding device (108) is arranged in through hole (109), and this through hole (109) is formed structure in the process of injection moulding forms described magnet holding device (108).
23. to 19 arbitrary described transmission devices, it is characterized in that according to claim 13 described transmission shaft further comprises on (3):
Through hole (301) is used for installing the closure video disc;
Screw (302) is used for and screw fit tightening valve video disc.
24. transmission device according to claim 23 is characterized in that, described transmission device also comprises:
Bearing (7), described transmission shaft (3) is assemblied in this bearing.
25. a closure is characterized in that, described closure comprises:
Closure housing (10) reaches the closure lid (9) that is installed on this closure housing one side by buckle (14);
Be fixed in the inner motor (8) of described closure housing (10) by convex surface bearing (18), backing plate (17) and screw (16);
Be positioned at the inner tooth sector (1) of described throttle body (10);
Be positioned at the inner magnet (2) of described throttle body (10), this magnet is installed on the described tooth sector (1);
Be positioned at the inner transmission shaft (3) of described throttle body (10), this transmission shaft one end welded and installed is in the inside of tooth sector (1), and an other end is assemblied in bearing (20) inside, and this bearing (20) interference is fitted in the described throttle body (10);
End cap (19), interference are fitted on the described throttle body (10);
Torsion spring (4) is nested on the described tooth sector (1);
Return spring (5) is nested on the described tooth sector (1);
Screw (12) and be installed in closure video disc (11) on the transmission shaft (3) by screw (12);
Driving gear (13), this driving gear respectively with the engagement of the output gear of described tooth sector (1) and described motor (8);
Driving gearshaft (15), this driving gearshaft one end interference is fitted in the closure housing (10), and an other end inserts described driving gear (13) as the rotation stationary axle;
Pad (6), this pad is arranged in the groove of described transmission shaft (3);
Bearing (7), this bearing is fitted in described throttle body (10) inside by the interference mode, and described transmission shaft (3) is assemblied in this bearing (7), and is resisted against a side of described pad (6);
Position transducer is positioned at the inside of described closure lid (9), in order to the variation in the described magnet of perception (2) magnetic field;
It is characterized in that this closure further comprises:
Be positioned at the gear mass (101) on the described tooth sector (1);
Be positioned at the gear mass upper surface (102) on the described tooth sector (1);
Be positioned at the gear mass lower surface (116) on the described tooth sector (1);
Be positioned at the magnet attachment face (103) on the described tooth sector (1), this magnet attachment face is connected with described gear mass upper surface (102) becomes an integral body, and the center of this magnet attachment face is open circles:
Be positioned at the drive shaft sleeve (113) on the described tooth sector (1), this sleeve is the cylindrical body of interior sky and is connected with described magnet attachment face (103), and the one end opening is the open circles of described magnet attachment face (103) center, and an end (305) of described transmission shaft (3) is installed on the inside of this drive shaft sleeve (113);
Be positioned at the glue receiving groove (105) on the described tooth sector (1), this glue receiving groove is positioned on the described magnet attachment face (103), and described magnet (2) is fixed on the described magnet attachment face (103) by the glue in this glue receiving groove (105).
26. closure according to claim 25 is characterized in that, described closure also comprises:
Glue injects groove (104), and this glue injects groove and is positioned on the described gear mass upper surface (102), and is connected with described glue receiving groove (105).
27. closure according to claim 26 is characterized in that, described closure also comprises:
At the upper magnet holding device (108) that forms by integral molded plastic of described gear mass (101), this magnet holding device top has hooked shape structure, is used for described magnet (2) is clamped between described magnet attachment face (103) and this hooked shape structure.
28. closure according to claim 27 is characterized in that, described closure also comprises:
Annular sheet metal (112), this annular sheet metal is positioned at the inside of described drive shaft sleeve (113), and an end of described transmission shaft (13) inserts and is welded on this annular sheet metal (112) inside.
29. closure according to claim 28 is characterized in that, described closure also comprises:
The first spring clamping wall (114), this clamping wall are hollow cylinder and are connected with described gear mass lower surface (116);
The second spring clamping wall (115), this clamping wall be around described the first spring clamping wall (114), the discontinuous circular-arc wall body of head and the tail, and be connected with described gear mass lower surface (116);
Torsion spring bayonet socket (107), this torsion spring bayonet socket is positioned at the sidewall of described gear mass (101), is used for the even twisting moment spring;
Two return spring bayonet sockets (111), this return spring bayonet socket are positioned on described the first spring clamping wall (114);
Torsion spring (4), this torsion spring is nested between described the first spring clamping wall (114) and described the second spring clamping wall (115), and this torsion spring one end (401) is buckled on the described torsion spring bayonet socket (107), and the other end of this torsion spring (402) is resisted against on the sidewall of described the second spring clamping wall (115);
Return spring (5), this return spring is nested between described the first spring clamping wall (114) and the described drive shaft sleeve (113), and this return spring one end (501) and this return spring (502) are resisted against on the sidewall of described the first spring clamping wall (114) by described two return spring bayonet sockets (111).
30. closure according to claim 29 is characterized in that, the surface that described glue injects groove (104) is inclined surface, also finally is connected with described glue receiving groove (105) by the mutually low inclination of height along gear mass lateral gear mass central direction; The number of described magnet holding device (108) is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320291939 CN203239462U (en) | 2013-05-27 | 2013-05-27 | Sector gear and transmission gear comprising sector gear and air dumper comprising sector gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320291939 CN203239462U (en) | 2013-05-27 | 2013-05-27 | Sector gear and transmission gear comprising sector gear and air dumper comprising sector gear |
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| Publication Number | Publication Date |
|---|---|
| CN203239462U true CN203239462U (en) | 2013-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320291939 Expired - Fee Related CN203239462U (en) | 2013-05-27 | 2013-05-27 | Sector gear and transmission gear comprising sector gear and air dumper comprising sector gear |
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| CN (1) | CN203239462U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927393A (en) * | 2016-06-01 | 2016-09-07 | 四川红光汽车机电有限公司 | Novel electronic throttle body with sector gear and throttle shaft connected |
-
2013
- 2013-05-27 CN CN 201320291939 patent/CN203239462U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927393A (en) * | 2016-06-01 | 2016-09-07 | 四川红光汽车机电有限公司 | Novel electronic throttle body with sector gear and throttle shaft connected |
| CN105927393B (en) * | 2016-06-01 | 2019-07-02 | 四川红光汽车机电有限公司 | A kind of electronic air throttle body that fan gear is connect with throttle plate pin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 Termination date: 20140527 |