CN211877279U - Force sensor protective cover - Google Patents
Force sensor protective cover Download PDFInfo
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- CN211877279U CN211877279U CN202020380069.2U CN202020380069U CN211877279U CN 211877279 U CN211877279 U CN 211877279U CN 202020380069 U CN202020380069 U CN 202020380069U CN 211877279 U CN211877279 U CN 211877279U
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- force sensor
- force
- piece
- linear bearing
- connecting piece
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Abstract
The utility model discloses a force sensor safety cover for install force sensor, force sensor has tensile machine connecting stud and test piece connecting stud, force sensor safety cover includes by outer casing to interior coaxial setting, linear bearing and connecting piece, linear bearing and casing fixed connection, linear bearing can be followed to the connecting piece and slided, wherein, the diameter of connecting piece is the same with the force sensor diameter, and the end of connecting piece can be dismantled with tensile machine connecting stud and be connected, when the connecting piece takes force sensor to slide along linear bearing, linear bearing applys the equilibrium force of circumference to force sensor. The utility model provides a force transducer safety cover fixes force transducer in this safety cover, and the inside linear bearing that is equipped with of casing ensures that force transducer does not receive the influence of yawing force at the measurement during operation, and force transducer's both ends double-screw bolt can not damage because of the yawing force, effectively avoids force transducer's damage, extension force transducer's life.
Description
Technical Field
The utility model relates to a protection device field especially relates to a force sensor safety cover.
Background
The force sensor is a testing device, can test the magnitude of various dynamic and static forces, and is widely applied to tests such as automobile part tests, system level tests and the like. During the mechanical testing, the force sensor is usually directly exposed to the external environment, and no protection device is used to protect it. For some smaller force sensors, the studs at the two ends of the small force sensor are thinner, so that the small force sensor is easily influenced by lateral force during testing, and the lateral force can even damage the studs at the two ends, so that the service life of the small force sensor is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art in the defect to a safety cover of avoiding force transducer to damage is provided.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a force sensor safety cover for installation force sensor, force sensor has tensile machine connecting stud and test piece connecting stud, force sensor safety cover includes by outer casing, linear bearing and the connecting piece to interior coaxial setting, linear bearing with casing fixed connection, the connecting piece can be followed linear bearing slides, wherein, the diameter of connecting piece with the force sensor diameter is the same, just the end of connecting piece with tensile machine connecting stud can dismantle the connection, works as the connecting piece drives force sensor follows during linear bearing slides, linear bearing is right force sensor applys circumferential balancing force.
In one embodiment, the connecting piece is provided with a first threaded hole for connecting the tension machine connecting stud.
In one embodiment, a limiting member is disposed at the bottom of the housing, an upper wall of the limiting member forms a cavity for accommodating the force sensor with a side wall of the housing, the linear bearing, and a lower wall of the connecting member, wherein a limiting hole adapted to the test piece connecting stud is further formed in the limiting member, and the limiting hole is used for applying a circumferential balancing force to the force sensor.
In one embodiment, a stiffener is also included that is threadably attached to the end of the trial connection stud and is provided with a trial mounting site.
In one embodiment, the reinforcing member is provided with a protrusion, the limiting member is provided with a groove adapted to the protrusion, the reinforcing member is snap-fitted into the groove through the protrusion, the protrusion is provided with a second threaded hole coaxially arranged with the limiting hole, and the second thread is used for being in threaded connection with the test piece connecting stud.
In one embodiment, the test piece mounting site is a threaded mounting hole formed in the end of the reinforcing piece, and the threaded mounting hole is coaxially arranged with the second threaded hole and used for being in threaded connection with a test piece.
In one embodiment, the top end of the connecting piece is provided with a third threaded hole, and the third threaded hole is used for connecting a tensile machine.
Compared with the prior art, the utility model provides a force sensor safety cover has following beneficial effect:
the utility model provides a force transducer safety cover fixes force transducer in this safety cover, and the inside linear bearing that is equipped with of casing ensures that force transducer does not receive the influence of yawing force at the measurement during operation, and force transducer's both ends double-screw bolt can not damage because of the yawing force, effectively avoids force transducer's damage, extension force transducer's life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a cross-sectional view of a force sensor protection cover according to an embodiment of the present invention.
Description of reference numerals:
1. a housing; 2. a linear bearing; 3. a connecting member; 31. a first threaded hole; 32. a third threaded hole; 4. a limiting member; 41. a limiting hole; 42. a groove; 43. a screw; 5. a reinforcement; 51. a second threaded hole; 52. a threaded mounting hole; 6. a force sensor; 61. the tensile machine is connected with the stud; 62. the test piece is connected with the stud.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Examples
As shown in fig. 1, the utility model provides a force sensor safety cover, it is used for installing force sensor 6, and force sensor 6 has tensile machine connecting stud 61 and test piece connecting stud 62, and this safety cover includes casing 1, linear bearing 2 and connecting piece 3 by outer to interior coaxial setting. The linear bearing 2 is embedded in the shell 1, the connecting piece 3 is assembled in the linear bearing 2, and the connecting piece 3 can slide relative to the linear bearing 2. The connecting piece 3 has the same diameter as the force sensor 6, the end of the connecting piece 3 is provided with a first threaded hole 31 which is used for fixing a connecting stud 61 of a tensile machine connected with the force sensor 6, and the top end of the connecting piece 3 is used for connecting external force application equipment, such as an electronic tension/compression machine used for pulling/compressing the sensor during testing. When the connecting piece 3 drives the force sensor 6 to slide along the linear bearing 2, the linear bearing 2 applies circumferential balance force to the force sensor 6, the force sensor is guaranteed not to be influenced by lateral force during measurement, studs at two ends of the force sensor cannot be damaged by the lateral force, the force sensor is effectively prevented from being damaged, and the service life of the force sensor is prolonged.
The test piece connection stud 62 of the force sensor 6 can be directly connected to an external test piece. In order to enhance the protection of the protective cover on the force sensor 6 and the accuracy of the mechanical test, the protective cover can be further provided with a limiting part 4. The bottom of casing 1 is equipped with locating part 4, and the upper wall of locating part 4 forms the cavity that is used for holding force sensor 6 with the lateral wall of casing 1, linear bearing 2 and the lower wall of connecting piece 3 respectively. The limiting member 4 is fixed on the housing 1 by a screw 43, for example, and the limiting member 4 is provided with a limiting hole 41, and the limiting hole 41 is in clearance fit with the test piece connecting stud 62 of the force sensor 6, so that the test piece connecting stud 62 can pass through the limiting hole 41, and the limiting hole 41 is used for applying circumferential balance force to the force sensor 6.
The force sensor protection cover can also be provided with a reinforcing piece 5, the reinforcing piece 5 is in threaded connection with the tail end of the test piece connecting stud 62, and the tail end of the reinforcing piece 5 is provided with a test piece mounting site which is used for mounting an external test piece.
The limiting part 4 is provided with a groove 42, the reinforcing part 5 is provided with a protruding part matched with the groove 42, and the groove 42 is tightly matched with the protruding part of the reinforcing part 5, so that the limiting part 4 and the reinforcing part 5 are prevented from relatively moving in the radial direction of the test piece connecting stud 62. The protruding part is provided with a second threaded hole 51 which is coaxial with the limiting hole 41, and the second threaded hole 51 is in threaded connection with a test piece connecting stud 62.
The second threaded hole 51 provided in the reinforcement 5 may be a through hole. The second threaded hole 51 may be provided with threads only at both ends of the hole, the middle section is not provided with threads, and the specifications of the threads at both ends may be different as long as one end can be connected to the test piece connecting stud 62 and the other end can be connected to an external test piece. That is, the test piece connecting stud 62 passes through the limiting hole 41 of the limiting member 4 and is fixedly connected with the screw thread at one end of the second screw hole 51, and is not in contact with the screw thread at the other end. Of course, the second threaded hole 51 may be a blind hole, the test piece mounting point at the end of the reinforcement 5 is a threaded mounting hole 52, the threaded mounting hole 52 is also a blind hole, and the threaded mounting hole 52 is coaxially arranged with the second threaded hole 51 and is used for threaded connection of the test piece.
When the force sensor protective cover is used, the tensile machine connecting stud 61 of the force sensor 6 is screwed into the first threaded hole 31, the connecting piece 3 is inserted into the shell 1, the limiting piece 4 is fixed on the shell 1 through the screw 43, and the test piece connecting stud 62 is screwed into the second threaded hole 51.
When the mechanical test is carried out, the top end of the connecting piece 3 is connected with an external force application device such as an electronic drawing and pressing machine, the reinforcing piece 5 is connected with a test piece through the second threaded hole 51, the test preparation work can be completed, and the mechanical test is carried out according to the requirement. The force sensor is fixed in the protective cover, so that the force sensor is not influenced by lateral force during measurement, studs at two ends of the force sensor cannot be damaged by the lateral force, the force sensor is effectively prevented from being damaged, and the service life of the force sensor is prolonged.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. A force sensor boot for mounting a force sensor (6), the force sensor (6) having a tensile machine connection stud (61) and a test piece connection stud (62), it is characterized in that the force sensor protective cover comprises a shell (1), a linear bearing (2) and a connecting piece (3) which are coaxially arranged from outside to inside, the linear bearing (2) is fixedly connected with the shell (1), the connecting piece (3) can slide along the linear bearing (2), wherein the diameter of the connecting piece (3) is the same as the diameter of the force sensor (6), and the tail end of the connecting piece (3) is detachably connected with the connecting stud (61) of the tensile machine, when the connecting piece (3) drives the force sensor (6) to slide along the linear bearing (2), the linear bearing (2) exerts a circumferential balancing force on the force sensor (6).
2. Force sensor boot according to claim 1, characterized in that the connection piece (3) is provided with a first threaded hole (31) for connection to the tensile machine connection stud (61).
3. The force sensor protection cover according to claim 1, wherein a limiting piece (4) is arranged at the bottom of the housing (1), a cavity for accommodating the force sensor (6) is formed by an upper wall of the limiting piece (4) and a side wall of the housing (1), the linear bearing (2) and a lower wall of the connecting piece (3), a limiting hole (41) matched with the test piece connecting stud (62) is further formed in the limiting piece (4), and the limiting hole (41) is used for applying a circumferential balancing force to the force sensor (6).
4. Force sensor boot according to claim 3, characterized in that it further comprises a reinforcement (5), which reinforcement (5) is screwed to the end of the test piece connection stud (62) and is provided with a test piece mounting site.
5. The force sensor protection cover according to claim 4, wherein the reinforcement member (5) is provided with a protrusion, the limiting member (4) is provided with a groove (42) matched with the protrusion, the reinforcement member (5) is clamped in the groove (42) through the protrusion, the protrusion is provided with a second threaded hole (51) coaxially arranged with the limiting hole (41), and the second threaded hole (51) is used for being in threaded connection with the test piece connecting stud (62).
6. The force sensor protection cover according to claim 5, characterized in that the test piece mounting point is a threaded mounting hole (52) formed at the end of the reinforcement piece (5), and the threaded mounting hole (52) is coaxially arranged with the second threaded hole (51) for screwing the test piece.
7. The force sensor protection cover according to claim 1, characterized in that the top end of the connecting piece (3) is provided with a third threaded hole (32), and the third threaded hole (32) is used for connecting a tensile machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020380069.2U CN211877279U (en) | 2020-03-23 | 2020-03-23 | Force sensor protective cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020380069.2U CN211877279U (en) | 2020-03-23 | 2020-03-23 | Force sensor protective cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211877279U true CN211877279U (en) | 2020-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020380069.2U Active CN211877279U (en) | 2020-03-23 | 2020-03-23 | Force sensor protective cover |
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| CN (1) | CN211877279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113155336A (en) * | 2021-03-11 | 2021-07-23 | 中铁二十局集团第三工程有限公司 | Anchor cable dynamometer mounting device |
-
2020
- 2020-03-23 CN CN202020380069.2U patent/CN211877279U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113155336A (en) * | 2021-03-11 | 2021-07-23 | 中铁二十局集团第三工程有限公司 | Anchor cable dynamometer mounting device |
| CN113155336B (en) * | 2021-03-11 | 2023-03-21 | 中铁二十局集团第三工程有限公司 | Anchor cable dynamometer mounting device |
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