CN210775529U - Sensor with a sensor element - Google Patents
Sensor with a sensor element Download PDFInfo
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- CN210775529U CN210775529U CN201921638769.0U CN201921638769U CN210775529U CN 210775529 U CN210775529 U CN 210775529U CN 201921638769 U CN201921638769 U CN 201921638769U CN 210775529 U CN210775529 U CN 210775529U
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Abstract
The utility model discloses a sensor, it is including the installation department, the installation department is including the installation body and the reinforcement that is fixed in the installation body, the reinforcement has mounting hole and surface, the reinforcement has relative first end and the second end that sets up, one side that the reinforcement is close to first end on the surface is provided with first anti-rotation convex part, one side that the reinforcement is close to the second end on the surface is provided with the second and prevents changeing the convex part, along the axial direction of mounting hole, first anti-rotation convex part prevents changeing the convex part with the second and prevents changeing the convex part interval and set up, and the length of first anti-rotation convex part is longer than the length of second anti-rotation convex part. The utility model discloses fully having considered the atress distribution condition of reinforcement in the installation, preventing that the length setting of first anti-rotation convex part prevents than the second that the length of anti-rotation convex part is long, both can effectually prevent that the reinforcement from taking place rotatoryly, can guarantee the intensity of installation department again, the effectual destroyed risk of installation body in the installation that has reduced.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a sensor especially relates to a sensor of installation intensity preferred.
[ background of the invention ]
With the continuous development of science and technology, new technologies emerge endlessly. In many fields, especially in the automotive field, the development of digitization, intellectualization, multifunction, systemization and networking is a future trend, however, the realization of the technologies is not separated from a key electronic component, namely a sensor element, which is the first link for realizing automatic detection and automatic control. Taking the detection and control of the automobile gearbox as an example, as is well known, the working environment of the automobile gearbox is very severe, but the function of the automobile gearbox on the automobile is self-evident, the speed change and the torque change are generated through different gear combinations, however, the gearbox sensor in the prior art has various problems of insufficient installation strength, poor electrical performance, high manufacturing process difficulty and the like, and the requirements of the speed detection and the speed control of the gearbox are difficult to meet.
It is therefore desirable to devise a new type of solution to at least one of the several technical problems mentioned above.
[ Utility model ] content
The utility model discloses the technical problem that will solve lies in: provided is a sensor having a high mounting strength.
In order to solve the above problem, the utility model discloses following technical scheme can be adopted: the utility model provides a sensor, its is including the installation department, the installation department is including the installation body with be fixed in the reinforcement of installation body, the reinforcement has mounting hole and surface, the reinforcement has relative first end and the second end that sets up, the reinforcement is in be close to on the surface one side of first end is provided with the first convex part of preventing changeing, the reinforcement is in be close to on the surface one side of second end is provided with the second and prevents changeing the convex part, follows on the axial direction of mounting hole, first prevent changeing the convex part with the convex part interval setting is prevented changeing to the second, and the first length of preventing changeing the convex part is compared the second prevents changeing the length of convex part is long.
In a preferred embodiment, each of the first anti-rotation convex portion and the second anti-rotation convex portion includes a plurality of gear-shaped convex portions distributed along the circumferential direction.
In a preferred embodiment, each of the first anti-rotation convex portion and the second anti-rotation convex portion includes an annular main body portion surrounding the outer surface, and the gear-shaped convex portions are circumferentially distributed on the annular main body portion.
In a preferred embodiment, the reinforcing member is provided with guide surfaces at both ends of the mounting hole.
In a preferred embodiment, the mounting body is injection molded on the outside of the reinforcement.
In a preferred embodiment, the sensor includes a terminal module and an insulating sheath covering the terminal module, and the mounting body and the insulating sheath are integrally formed by injection molding.
In a preferred embodiment, the sensor includes an insulating body and a sensor terminal fixed to the insulating body, and the mounting body and the insulating body are integrally injection-molded.
In a preferred embodiment, the sensor comprises an input sensor, an output sensor and a sensor connecting part for connecting the input sensor and the output sensor, the sensor connecting part comprises a shell, and the mounting body and the shell are integrally injection-molded.
In a preferred embodiment, the sensor comprises a terminal module and an insulating outer sleeve, the terminal module comprises a hall element, a magnetic element, a sensor terminal and an insulating body, the magnetic element and the sensor terminal are fixed on the insulating body through an injection molding process, and the hall element is assembled and fixed on the insulating body.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses fully having considered the atress distribution condition of reinforcement in the installation, preventing that the length setting of first anti-rotation convex part prevents than the second that the length of anti-rotation convex part is long, both can effectually prevent that the reinforcement from taking place rotatoryly, can guarantee the intensity of installation department again, the effectual destroyed risk of installation body in the installation that has reduced.
[ description of the drawings ]
Fig. 1 is a perspective view of a preferred embodiment of the sensor assembly of the present invention.
FIG. 2 is a top view of the sensor assembly of FIG. 1, including two enlarged partial views, with the cable assembly not shown in its entirety.
Fig. 3 is a partially exploded perspective view of the sensor assembly of fig. 2, including a close-up view.
Fig. 4 is a partially exploded, perspective view of the sensor assembly of fig. 3, with the protective cover not shown.
Fig. 5 is a perspective view of the sensor assembly of fig. 4 from another angle.
Fig. 6 is a partially exploded, perspective view of the sensor assembly of fig. 4, with the cable assembly not shown.
Fig. 7 is a partially exploded perspective view of the sensor assembly of fig. 6, further exploded.
Fig. 8 is a perspective view of the connection terminal of the sensor module shown in fig. 6 before and after injection molding of the housing.
Fig. 9 is a perspective view of a stiffener of the sensor assembly shown in fig. 7.
Fig. 10 is a perspective view of a protective cover of the sensor assembly shown in fig. 3.
FIG. 11 is a cross-sectional view of the sensor assembly of FIG. 2 taken along line A-A, wherein portions of the cable assembly are shown in phantom.
Fig. 12 is a cross-sectional view of the sensor assembly of fig. 2 taken along line B-B, wherein the non-cut portions are shown in phantom.
Fig. 13 and 14 are flow charts of manufacturing of the sensor assembly shown in fig. 1.
[ detailed description ] embodiments
The technical solutions of the embodiments of the present invention are explained and explained below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, other embodiments obtained by the skilled in the art without creative work all belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a sensor assembly 1000 that may be, but is not limited to, used to detect the speed of an automotive transmission (not shown). The sensor assembly 1000 comprises a sensor 100 and a cable assembly 200, wherein the sensor 100 comprises a plurality of sensor terminals 1, and the cable assembly 200 comprises a plurality of cable terminals 201 connected with the sensor terminals 1. The sensor 100 is used to detect the speed of the vehicle transmission and transmit the detected signal to a transmission control unit (not shown) via the cable assembly 200, which processes the received signal.
Referring to fig. 2 to 5, the sensor assembly 1000 includes a cable connection part 2 connecting the sensor 100 and the cable assembly 200, and a guide part 3 extending to a side of the cable assembly 200. The cable connecting part 2 comprises a first cable connecting part 21, a second cable connecting part 22 and a protective cover 23, wherein the first cable connecting part 21 comprises a terminal arrangement groove 211, a positioning groove 212 and a positioning plate 213 arranged between the terminal arrangement groove 211 and the positioning groove 212. The sensor terminal 1 and the cable terminal 201 are connected in the terminal arrangement groove 211, and the second cable connection portion 22 includes a positioning portion 221 for allowing the sensor terminal 1 or the cable terminal 201 to pass through and be installed in the positioning groove 211, and a positioning protrusion 222 for allowing the sensor terminal 1 or the cable terminal 201 to pass through and be matched with the positioning plate 213. The utility model discloses a set up terminal row cloth groove 211, constant head tank 212 and setting element 221 can realize a plurality ofly sensor terminal 1 and a plurality of cable terminal 201's accuracy is connected, and connection process is more convenient, simultaneously can each effectual assurance distance between the cable terminal 201, thereby guarantee sensor assembly 1000's electrical property.
Referring to fig. 3 to 5 and 11, one of the first and second cable-connecting parts 21 and 22 is provided with a stopper groove 223 and the other is provided with a stopper protrusion 214 on both sides of the positioning groove 212. The first cable connecting portion 21 and the second cable connecting portion 22 are respectively provided with a first mating surface 215 and a second mating surface 224 which are matched with each other in the limiting groove 223 and on the limiting convex portion 214, the first mating surface 215 is an inclined surface or a curved surface, and the second mating surface 224 is an inclined surface or a curved surface. In the manufacturing process, due to the manufacturing tolerance, in order to ensure the smooth installation of the cable assembly 200, the length of the positioning member 221 in the lateral direction is usually designed to be slightly smaller than the length of the positioning groove 212, and due to the arrangement of the above-mentioned fitting structure of the first fitting surface 215 and the second fitting surface 224, the first fitting surface 215 and the second fitting surface 224 can generate a pressing force between each other by pressing the positioning member 221 and the first cable connecting portion 21, thereby realizing the pre-fixing of the cable assembly 200, which helps to ensure the smooth welding of the sensor terminal 1 and the cable terminal 201.
Referring to fig. 4, 5 and 11 with emphasis, the first cable connection portion 21 has two side walls 216 and a bottom wall 217 connecting the two side walls 216, and the two side walls 216 and the bottom wall 217 surround the terminal arranging groove 211 and the positioning groove 212. The two side walls 217 have two positioning side walls 218 located at both sides of the positioning groove 212, and the bottom wall 217 has a positioning bottom wall 219 connecting the two positioning side walls 218. The limit recess 223 or the limit projection 214 is provided on the positioning sidewall 218. By providing two separate positioning side walls 218 and providing the limiting groove 223 or the limiting protrusion 214 on the positioning side walls 218, the positioning side walls 218 can be elastically deformed to some extent during the assembly process, so as to ensure a certain pressing force between the first mating surface 215 and the second mating surface 224. In order to ensure the elasticity of the positioning sidewall 218, the present invention may further adopt some other technical means, for example, in a preferred embodiment, the limiting protrusion 214 is disposed on the positioning sidewall 218, and the limiting groove 223 is disposed on the positioning member 221, because the disposing of the limiting protrusion 214 may require less material than the disposing of the limiting groove 223, and has less influence on the strength of the positioning sidewall 218. For example, in other preferred embodiments, the limit projection 214 is spaced a distance from the positioning bottom wall 219. For example, in other preferred embodiments, the positioning bottom wall 219 is provided with a first notch 210 at the area intersecting the positioning side wall 218, and the first notch 210 may or may not penetrate the positioning bottom wall 219 up and down. For example, in other preferred embodiments, the two side walls 216 each have a second notch 220 formed near the area where the terminal arrangement groove 211 and the positioning groove 212 meet. Of course, in order to ensure the elasticity of the positioning sidewall 218 during the actual manufacturing process, one skilled in the art can select one or more of the above-mentioned preferred technical means according to the specific application environment.
Referring to fig. 3 and 5, the positioning plate 213 has a positioning recess 225 opened upward, and the positioning protrusion 222 is fitted and positioned to the positioning recess 225 during the installation of the cable assembly 200, for further securing the positioning and connection of the cable terminals 201 and the sensor terminals 1.
Referring to fig. 4, 5, 10 and 12, the protection cover 23 has a limit rib 231, at least one of the two side walls 216 has a first assembling groove 226 for lateral assembling of the protection cover 23, the positioning member 221 has a second assembling groove 227 for lateral assembling of the protection cover 23, and the limit rib 231 is assembled and received in the second assembling groove 227 or assembled and received in the first assembling groove 226 and the second assembling groove 227. In a preferred embodiment, the first assembly slot 226 is a portion of the second notch 220, and the depth of the second notch 220 is longer than the depth of the first assembly slot 226.
Referring to fig. 1, 3 and 5, the protective cover 23 and the guide part 3 surround and form a cable through hole 31, and the cable assembly 200 extends outward from the cable through hole 31. The guide 3 is provided with an arc-shaped face 32 protruding toward the cable assembly 200. The guiding portion 3 is located at one side of the positioning sidewall 218 and forms an abdicating space 33 with the positioning sidewall 218. The guide portion 3 and the protective cover 23 are fixed by concave- convex fixing structures 232, 34.
Referring to fig. 1 to 5, in the present embodiment, the first cable connection part 21 is disposed on the sensor 100, and the second cable connection part 22 is disposed on the cable assembly 200, but the disposition positions of the first cable connection part 21 and the second cable connection part 22 may be exchanged in other embodiments. In other embodiments, the protective cover 23, the positioning plate 213, the positioning protrusion 222 and the guiding portion 3 may be selectively disposed or not disposed according to specific application environments, and the second notch 220 and the first assembling groove 226 may be separately disposed.
Referring to fig. 1, 7 and 9, the sensor 100 includes a mounting portion 40 for mounting the sensor to the transmission case of the automobile, and the mounting portion 40 includes a mounting body 401 and a reinforcing member 4 fixed to the mounting body 401. In this embodiment, the mounting body 401 is injection molded on the outer side of the reinforcement 4, but in other embodiments, the reinforcement 4 may be fixed to the mounting body 401 by assembling. The mounting body 401 has an upper surface 402 and a lower surface (not shown) which are oppositely arranged, and the reinforcing member 4 has a first end 41 and a second end (not shown) which are oppositely arranged, the first end 41 is flush with the upper surface 402, and the second end is flush with the lower surface. The reinforcing member 4 has a mounting hole 42 and an outer surface 43, and the reinforcing member 4 is provided with guide surfaces 44 at both ends of the mounting hole 42. The reinforcement 4 is provided with a first anti-rotation protrusion 45 on the outer surface 43 on the side close to the first end 41, and the reinforcement 4 is provided with a second anti-rotation protrusion 46 on the outer surface 43 on the side close to the second end. In the axial direction of the mounting hole 42, the first anti-rotation protrusions 45 and the second anti-rotation protrusions 46 are arranged at intervals, and the length of the first anti-rotation protrusions 45 is longer than that of the second anti-rotation protrusions 46. When the sensor 100 is mounted to the vehicle transmission by a bolt (not shown) inserted from the first end 41 of the reinforcing member 4 and a nut (not shown) engaged with the bolt from the second end of the reinforcing member 4, a head portion of the bolt at the first end 41 is rotated by an operating tool so that the bolt and the nut fasten the sensor 100 to the vehicle transmission, and thus the rotational torque of the head portion is stronger than that of the other portions. The utility model discloses fully considered in the installation the atress distribution condition of reinforcement 4, will first prevent changeing the length setting of convex part 45 than the length of convex part 46 is prevented to the second is long, both can effectually prevent reinforcement 4 takes place rotatoryly, can guarantee again the intensity of installation department 40, effectual reduction installation body 401 is at the destroyed risk in the installation. Further, the first anti-rotation convex portion 45 and the second anti-rotation convex portion 46 each include a plurality of gear-shaped convex portions 451, 461 distributed along the circumferential direction. In a preferred embodiment, each of the first anti-rotation protrusion 45 and the second anti-rotation protrusion 46 includes an annular main body portion 452, 462 surrounding the outer surface 43, and the gear-shaped protrusions 451, 461 are circumferentially distributed on the annular main body portions 452, 462, so as to further ensure the strength of the first anti-rotation protrusion 45 and the second anti-rotation protrusion 46.
Referring to fig. 1 and 2, the sensor 100 includes an input sensor 10, an output sensor 20, and a sensor connecting portion 30 connecting the input sensor 10 and the output sensor 20. The input sensor 10 is used for detecting the speed of an input shaft (not shown) in the automobile gearbox, the output sensor 20 is used for detecting the speed of an output shaft (not shown) in the automobile gearbox, and the input sensor 10 and the output sensor 20 transmit the detected signals to the gearbox control unit through the cable assembly 200. Of course, in other embodiments, the specific structure and configuration of the sensor 100 may need to be tailored to the specific application environment and needs.
Referring to fig. 1, 7, 13 and 14, the sensor 100 includes terminal modules 101 and 102 and insulating housings 71 and 72 fitted around the outside of the terminal modules 101 and 102. The terminal modules 101 and 102 include hall elements 61 and 62, magnetic elements 51 and 52, sensor terminals 11 and 12, and insulating bodies 81 and 82, the magnetic elements 51 and 52 and the sensor terminals 11 and 12 are fixed to the insulating bodies 81 and 82 through an injection molding process, and the hall elements 61 and 62 are fixed to the insulating bodies 81 and 82 through an assembling mode. Specifically, in this embodiment, the input sensor 10 includes a first terminal module 101 and a first insulating outer sleeve 71 sleeved outside the first terminal module 101, the first terminal module 101 includes a first hall element 61, a first magnetic element 51, an input terminal 11 and a first insulating body 81, the first magnetic element 51 and the input terminal 11 are fixed to the first insulating body 81 through an injection molding process, and the first hall element 51 is fixed to the first insulating body 81 through an assembling method. The output sensor 20 includes a second terminal module 102 and a second insulating outer sleeve 72 sleeved outside the second terminal module 102, the second terminal module 102 includes a second hall element 62, a second magnetic element 52, an output terminal 12 and a second insulating body 82, the second magnetic element 52 and the output terminal 12 are fixed to the second insulating body 82 through an injection molding process, and the second hall element 52 is fixed to the second insulating body 82 through an assembling manner.
Referring to fig. 1, 6 to 8, 13 and 14, the sensor connecting portion 30 includes a connecting terminal 13 connecting the input terminal 11 and the output terminal 12, and a housing 5 injection-molded at an outer side of the connecting terminal 13. The connection terminal 13 includes a first connection terminal 131 connected to the input terminal 11 and a second connection terminal 132 connected to the output terminal 12. The first connection terminal 131 includes at least two sub-terminals, that is, at least a first sub-terminal 133 and a third sub-terminal 134, and the second connection terminal 132 also includes at least two sub-terminals, that is, at least a second sub-terminal 135 and a fourth sub-terminal 136.
Referring to fig. 1, 2 and 8, the housing 5 has a first material cutting hole 50, and the first connection terminal 131 and the second connection terminal 132 are partially exposed from the first material cutting hole 50. Through set up on the shell 5 first material cutting hole 50 for at injection moulding shell 5's in-process, the connecting material area between first connecting terminal 131 and the second connecting terminal 132 can remain, after accomplishing shell 5's shaping, the rethread first material cutting hole 50 will the connecting material area is got rid of. Compare in the traditional terminal material area of elder generation excision, injection moulding again shell 5, the utility model discloses existing going on that is favorable to forming process also is favorable to guaranteeing specific interval between first connecting terminal 131 and the second connecting terminal 132, thereby guarantee sensor assembly 1000's electrical property. The first connecting terminal 131 and the second connecting terminal 132 may be end surfaces left after the cutting and exposed in the first cutting hole 50, or may partially protrude into the first cutting hole 50. The housing 50 has a first surface 501 and a second surface (not shown) which are oppositely arranged, and the first material cutting hole 50 vertically penetrates through the first surface 501 and the second surface, so that the material cutting jig enters from one end of the first material cutting hole 50, the cut material belt falls from the other end of the first material cutting hole 50, and the material cutting process is simple.
Referring to fig. 2 and 8, the first connection terminal 131 includes a first positioning portion 137 extending into the first material cutting hole 50 and a first material cutting segment 138 extending from the first positioning portion 137 further toward the first material cutting hole 50, and the second connection terminal 132 includes a second positioning portion 139 extending into the first material cutting hole 50 and a second material cutting segment 140 extending from the second positioning portion 139 further toward the first material cutting hole 50. The first cutting segment 138 and the second cutting segment 140 are disposed opposite to each other and spaced apart from each other. The first cutting section 138 and the second cutting section 140 are left after the cutting jig cuts off a part of the material on the connecting material belt between the first connecting terminal 131 and the second connecting terminal 132, that is, the connecting material belt is not cut off integrally. With this arrangement, when the housing 5 is injection molded, the first cutting section 138, the second cutting section 140, the first positioning portion 137 and the second positioning portion 139 may be used for positioning by a mold, so as to reduce the arrangement of a positioning structure, and in the process of cutting the material tape, the first cutting section 138, the second cutting section 140, the first positioning portion 137 and the second positioning portion 139 may also be limited by the mold, which is beneficial to reducing the damage to the main body portions of the first connection terminal 131 and the second connection terminal 132 caused by the cutting process. However, in a specific application, one or more of the first positioning portion 137, the first cutting segment 138, the second positioning portion 139 and the second cutting segment 140 may be selected according to actual situations.
Referring to fig. 7 and 8, the first sub-terminal 133 includes a first main body portion 1331 extending in a longitudinal direction and a first connecting section 1332 extending laterally from the first main body portion 1331, the second sub-terminal 135 includes a second main body portion 1351 extending in the longitudinal direction and a second connecting section 1352 extending from the second main body portion 1351 in a lateral direction same as the direction in which the first connecting section 1332 extends, and the first and second connecting sections 1332 and 1352 are respectively connected to the corresponding cable terminals 201. The first sub-terminal 133 further includes an extension section 1333 extending from the first main body portion 1331 to a side of the second main body portion 1351 along the longitudinal direction, and both the extension section 1333 and the second main body portion 1351 are partially exposed to the first cut hole 50. By providing a location for blanking between the extension section 1333 and the second body portion 1351, rather than between the first connection section 1332 and the second connection section 1352, the first blanking hole 50 can be disposed on the housing 5 where there is a relatively large amount of plastic, rather than at the location where the cable assembly 200 is connected, thereby facilitating the placement of the overall structure of the sensor assembly 1000 while also avoiding possible damage to the first connection section 1332 and the second connection section 1352 from the blanking process. Of course, in other embodiments, the second sub-terminal 135 may further extend to form an extension, and both the extension and the first main body portion 1331 are partially exposed from the first material cutting hole 50.
Referring to fig. 6 to 8, the housing 5 has a second material cutting hole 60, and the two sub-terminals 133, 134/135, 136 are partially exposed from the second material cutting hole 60. The second material cutting hole 60 enables the two sub-terminals 133, 134/135, 136 to be connected with each other through a connecting material belt in the injection molding process, which not only facilitates the molding process, but also ensures the space between the two sub-terminals 133, 134/135, 136. In this embodiment, the housing 5 has two second cutting holes 60, two sub-terminals 133 and 134 of the first connection terminal 131 are partially exposed in one of the second cutting holes 60, and two sub-terminals 135 and 136 of the second connection terminal 132 are partially exposed in the other second cutting hole 60.
Referring to fig. 2, 6 and 8, the housing 5 has a first positioning hole 70, and the connection terminal 13 has a third positioning portion 701 exposed in the first positioning hole 70. The third positioning portion 701 is annular and has a through hole 702, and when the housing 5 is injection molded, the third positioning portion 701 can be used for positioning the connecting terminal 13 up and down by a mold, and the through hole 702 can be used for positioning the connecting terminal 13 in the transverse direction by the mold. In this embodiment, the two sub-terminals 133 and 134 of the first connection terminal 131 are longer than the two sub-terminals 135 and 136 of the second connection terminal 132, the two first positioning holes 70 are respectively formed in the housing 5 corresponding to the two sub-terminals 133 and 134 of the first connection terminal 131, and the two sub-terminals 133 and 134 of the first connection terminal 131 are respectively exposed in the two first positioning holes 70. Of course, in other embodiments, the positions and the number of the first positioning holes 70 and the third positioning holes 701 may be determined according to specific situations.
Referring to fig. 6 to 8, the housing 5 has a second positioning hole 80 communicating with the second blanking hole 60, and both the two sub-terminals 133 and 134 of the first connection terminal 13 have a fourth positioning portion 801 exposed in the second positioning hole 80. The second material cutting hole 60 is arranged to be communicated with the second positioning hole 80, so that the forming process of the shell 5 is facilitated, the forming die is better in design, the material cutting process is facilitated, and the die limiting surface is larger.
Referring to fig. 6, 7, 13 and 14, the housing 5 includes a first injection molding housing 53 connecting the input sensor 10 and the output sensor 20, and a second injection molding housing 54 disposed at the rear ends of the input sensor 10 and the output sensor 20 for sealing the input sensor 10 and the output sensor 20. Compared with the traditional method of sealing the rear ends of the input sensor 10 and the output sensor 20 by resin curing, the utility model adopts the secondary injection molding process to form the secondary injection molding shell 54 to seal the rear ends, so that the process is simpler and the working hours are saved; compare in once moulding plastics and form shell 5, the utility model discloses a mould is made simpler, and injection moulding process is also easier.
Referring to fig. 6, 7, 13 and 14, the first injection-molded housing 53 includes a first connection seat 531 injection-molded at a rear end of the input sensor 10 and a second connection seat 532 injection-molded at a rear end of the output sensor 20. The first connecting seat 531 has a first receiving groove 533 with an open end, and the second connecting seat 532 has a second receiving groove 534 with an open end. The input terminal 11 and the connection terminal 13 each have a portion extending into the first accommodation groove 533, and the output terminal 12 and the connection terminal 13 each have a portion extending into the second accommodation groove 534. The second injection molding housing 54 includes a first housing 541 at least partially located in the first receiving groove 533 and a second housing 542 at least partially located in the second receiving groove 534.
Referring to fig. 6, 7 and 13, the first connection seat 531 has a third surface 530, the input terminal 11 has a first end 111 at a connection position of the input terminal 11 and the connection terminal 13, the connection terminal 13 has a second end 130, and at least one of the first end 111 and the second end 130 extends outwardly from the third surface 530. The second connecting socket 532 has a fourth surface 535, the output terminal 12 has a third end 121 at the connection position of the output terminal 12 and the connecting terminal 13, the connecting terminal 13 has a fourth end 141, and at least one of the third end 121 and the fourth end 141 extends outwards to the fourth surface 535. With this arrangement, when the first connecting seat 531 and the second connecting seat 532 are injection molded, the plastic thickness of the first connecting seat 531 and the second connecting seat 532 may not be too thick to cause unevenness of the surface thereof. Further, the first end 111 and the second end 130 are not aligned, and the third end 121 and the fourth end 141 are not aligned, such that the longer of the first end 111 and the second end 130 and the longer of the third end 121 and the fourth end 141 may be used to provide positioning support during welding. Referring to fig. 2, a connection point between the input terminal 11 and the connection terminal 13 is embedded in the first housing 541, and a connection point between the output terminal 12 and the connection terminal 13 is embedded in the second housing 542.
Referring to fig. 6 and 7, the first connection holder 531 has a first protrusion 536 extending into the first receiving groove 533, and the second connection holder 532 has a second protrusion 537 extending into the second receiving groove 534. The first and second protrusions 536 and 537 are used to reinforce the connection between the first housing 541 and the first connection seat 531, and the connection between the second housing 542 and the second connection seat 532, respectively.
With continued reference to fig. 6 and 7, in the present embodiment, the side wall 216, the bottom wall 217, the guide portion 3 and the mounting body 401 are all integrally injection molded with the first injection molded housing 53. The first injection molding housing 53 is formed with the first blanking hole 50, the second blanking hole 60, the first positioning hole 70, and the second positioning hole 80. The second injection-molded case 54 fills a part or all of the second blanking hole 60 and the second positioning hole 80 for reinforcing the strength of the sensor connecting portion 30 thereat. The first insulating cover 71 has a first rear opening 710 at the rear end of the input sensor 10, the second insulating cover 72 has a second rear opening 720 at the rear end of the output sensor 20, and the first injection-molded housing 53 covers the first rear opening 710 and the second rear opening 720, that is, the mounting body 40 and the first injection-molded housing 53 are integrally injection-molded to the first insulating cover 71 and the second insulating cover 72, but in other embodiments, the mounting body 401 may be integrally molded with the insulating covers 71 and 72, or may be integrally injection-molded with the insulating bodies 81 and 82.
Fig. 13 and 14 show the manufacturing process of the electrical connector assembly 1000 of the present embodiment in detail, and the steps are as follows: firstly, the input sensor 10 and the output sensor 20 are manufactured; then, the input sensor 10 and the output sensor 20 are connected together by the connection terminal 13 to form a first module 103, and a second module 104 is formed by a first injection molding process; then, forming a second module 105 through a second injection molding process; finally, the second module 105, the cable assembly 200 and the protective cover 23 are assembled to obtain the sensor assembly 1000.
It is to be understood that the above-described embodiments of the present invention can be combined with each other to obtain further embodiments, without conflict. The various features described in the foregoing detailed description may be combined in any suitable manner without departing from the scope of the invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Claims (9)
1. The utility model provides a sensor, its is including the installation department, the installation department is including installation body and being fixed in the reinforcement of installation body, the reinforcement has mounting hole and surface, its characterized in that: the reinforcing part has relative first end and the second end that sets up, the reinforcing part is in be close to on the surface one side of first end is provided with the first convex part of preventing changeing, the reinforcing part is in be close to on the surface one side of second end is provided with the second and prevents changeing the convex part, follows on the axial direction of mounting hole, the first convex part of preventing changeing with the second prevents changeing the convex part interval and sets up, and the first length of preventing changeing the convex part than the second prevents changeing the length of convex part.
2. The sensor of claim 1, wherein: the first anti-rotation convex part and the second anti-rotation convex part respectively comprise a plurality of gear-shaped convex parts distributed along the circumferential direction.
3. The sensor of claim 2, wherein: the first anti-rotation convex part and the second anti-rotation convex part comprise annular main body parts surrounding the outer surfaces, and the gear-shaped convex parts are circumferentially distributed on the annular main body parts.
4. The sensor of claim 1, wherein: the reinforcing piece is in the both ends of mounting hole all are provided with the guide surface.
5. The sensor of claim 1, wherein: the mounting body is injection molded on the outer side of the reinforcement.
6. The sensor of any one of claims 1 to 5, wherein: the sensor comprises a terminal module and an insulating outer sleeve, wherein the insulating outer sleeve is arranged on the outer side of the terminal module in a sleeved mode, and the mounting body and the insulating outer sleeve are integrally formed in an injection molding mode.
7. The sensor of any one of claims 1 to 5, wherein: the sensor comprises an insulating body and a sensor terminal fixed on the insulating body, and the mounting body and the insulating body are integrally formed by injection molding.
8. The sensor of any one of claims 1 to 5, wherein: the sensor is including input sensor, output sensor and connection input sensor and output sensor's sensor connecting portion, sensor connecting portion are including the shell, the installation body with the integrative injection moulding of shell.
9. The sensor of any one of claims 1 to 5, wherein: the sensor comprises a terminal module and an insulating outer sleeve, wherein the terminal module comprises a Hall element, a magnetic element, a sensor terminal and an insulating body, the magnetic element and the sensor terminal are fixed on the insulating body through an injection molding process, and the Hall element is assembled and fixed on the insulating body.
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CN201921638769.0U CN210775529U (en) | 2019-09-27 | 2019-09-27 | Sensor with a sensor element |
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CN201921638769.0U CN210775529U (en) | 2019-09-27 | 2019-09-27 | Sensor with a sensor element |
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CN210775529U true CN210775529U (en) | 2020-06-16 |
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