CN216524352U - Spherical nut and cylindrical sensor for lifting type suspension weighing - Google Patents
Spherical nut and cylindrical sensor for lifting type suspension weighing Download PDFInfo
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- CN216524352U CN216524352U CN202123435452.7U CN202123435452U CN216524352U CN 216524352 U CN216524352 U CN 216524352U CN 202123435452 U CN202123435452 U CN 202123435452U CN 216524352 U CN216524352 U CN 216524352U
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Abstract
The utility model belongs to the field of weighing sensors, and particularly discloses a spherical nut and a columnar sensor for lifting type suspension weighing. The floating nut and the fixed support column which are matched with each other are arranged, so that the sensor can be automatically kept vertical, and the measurement precision of the sensor is improved; the height of the sensor can be conveniently adjusted by adjusting the floating nut.
Description
Technical Field
The utility model belongs to the field of weighing sensors, and particularly relates to a spherical nut and a columnar sensor for lifting type suspension weighing.
Background
The current weighing sensor can be classified into a stretching type weighing sensor and a compression type weighing sensor, but the sensors are generally fixed, the centers of the weighing sensors cannot be automatically adjusted, and the mounting requirements of the weighing sensors are very high.
Patent CN206862485U discloses a weighing system, including the support, the support top is equipped with the bolt, and the support is inside to be equipped with the sensor, and the sensor upper end is equipped with the internal thread bolt, and the tray is connected through the nut to the sensor lower extreme, is equipped with freely movable joint between sensor and the nut. But the movable joint for automatically finding the heart is arranged at the lower end of the sensor, is not easy to stabilize, has poor actual effect, is complex to install and is not easy to adjust the setting height of the sensor.
Accordingly, further developments and improvements are still needed in the art.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, a ball nut and a column sensor for lifting type suspension weighing are proposed. The utility model provides the following technical scheme:
the utility model provides a spherical nut for lifting formula suspension is weighed, includes floating nut, sets up the fixed stay post under floating nut, floating nut is protruding, with support protruding fixed connection become integrative mounting nut, it is hemispherical for downwardly extending to support protruding, be provided with on the fixed stay post and support protruding complex support groove, support protruding and support groove sliding connection.
Furthermore, the mounting nut is in a flat-head hexagonal nut shape, and the diameter of an inscribed circle on the bottom surface of the mounting nut is equal to the diameter of the upper end surface of the supporting protrusion.
Furthermore, a fixed support through hole is formed in the fixed support column, a floating support screw hole is formed in the floating nut, and the diameter of the fixed support through hole is larger than that of the floating connection screw hole.
Furthermore, the supporting groove is bowl-shaped with an upward opening, and the middle part of the supporting protrusion is abutted against the side wall of the supporting groove.
The utility model provides a column sensor for lifting formula suspension is weighed, spherical nut can dismantle down and be connected with the connecting rod, the connecting rod lower extreme can be dismantled and be connected with the sensor, and fixed stay post and connecting rod clearance fit make the sensor remain vertical throughout.
Furthermore, a first screw hole is formed in the upper end of the sensor, a first external thread and a second external thread are respectively arranged on the outer sides of the upper end and the lower end of the connecting rod, and the first external thread and the second external thread are respectively in threaded connection with the floating connecting screw hole and the first screw hole.
Furthermore, the lower end of the connecting rod is provided with a second screw hole which is a counter bore, the side face of the bottom of the counter bore is provided with a hole which is communicated outwards to form a first positioning hole, the side face of the lower end of the connecting rod is provided with a second positioning hole, and a pin is arranged to penetrate through the first positioning hole and the second positioning hole to fixedly connect the connecting rod and the sensor.
Furthermore, a sensing containing hole is formed in the middle of the sensor, the sensing containing hole is a through hole, and the sensing containing hole is in the horizontal direction.
Furthermore, a sensing piece is arranged in the middle of the sensing containing hole and is vertically arranged.
Furthermore, four through holes are uniformly distributed on the sensing sheet, and a connecting hole is formed in the sensing accommodating hole on one side of the sensing sheet.
Has the advantages that:
1. the floating nut and the fixed support column which are matched with each other are arranged, so that the sensor is automatically kept vertical, and the measurement precision of the sensor is improved;
2. the connecting rod is arranged, so that the gravity center of the sensor is adjusted to be low, and the stability of the sensor during measurement is improved conveniently;
3. through adjusting the relative position relation between floating nut and the connecting rod, can convenient adjustment sensor set up the height.
Drawings
FIG. 1 is a schematic perspective view of a ball nut according to an embodiment of the present invention;
FIG. 2 is a front view of a ball nut in accordance with an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of D-D of FIG. 2;
FIG. 4 is a schematic perspective view of another perspective of a ball nut in accordance with an embodiment of the present invention;
FIG. 5 is a schematic front view of a pillar sensor according to an embodiment of the present invention;
FIG. 6 is a schematic cross-sectional view of C-C of FIG. 5;
FIG. 7 is a schematic left side view of a pillar sensor in accordance with an embodiment of the present invention;
FIG. 8 is a schematic cross-sectional view A-A of FIG. 7;
FIG. 9 is a schematic perspective view of a pillar sensor according to an embodiment of the present invention;
in the drawing, 110, a floating nut; 111. mounting a nut; 112. a support boss; 113. the floating connection screw hole; 120. fixing the support columns; 121. fixing the support body; 122. fixing the support through hole; 130. a connecting rod; 140. a sensor; 141. a sensing containment aperture; 142. a sensor sheet.
Detailed Description
In order to make the technical solutions of the present invention better understood, the following description of the technical solutions of the present invention with reference to the accompanying drawings of the present invention is made clearly and completely, and other similar embodiments obtained by a person of ordinary skill in the art without any creative effort based on the embodiments in the present application shall fall within the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustrating the present invention and not for limiting the present invention.
Example 1:
as shown in fig. 1 to 4, a spherical nut for lifting type suspension weighing comprises a floating nut 110 and a fixed support column 120 arranged below the floating nut 110, wherein the floating nut 110 comprises a support protrusion 112 and a mounting nut 111 fixedly connected with the support protrusion 112 into a whole, the support protrusion 112 is a downward extending hemispherical shape, a support groove matched with the support protrusion 112 is arranged on the fixed support column 120, and the support protrusion 112 is slidably connected with the support groove.
Further, the mounting nut 111 is in a shape of a flat-head hexagonal nut, and the diameter of an inscribed circle on the bottom surface of the mounting nut 111 is equal to the diameter of the upper end surface of the supporting protrusion 112.
Further, the fixed support column 120 includes a fixed support 121, a fixed support through hole 122 is provided in the fixed support, a floating connection screw hole 113 is provided on the floating nut 110, and a diameter of the fixed support through hole 122 is greater than a diameter of the floating connection screw hole 113.
Further, the supporting groove is in a bowl shape with an upward opening, and the middle part of the supporting protrusion 112 abuts against the side wall of the supporting groove.
Example 2:
as shown in fig. 5-9, a column sensor for lifting type suspension weighing comprises a spherical nut, a connecting rod 130 is detachably connected to the lower end of the spherical nut, a sensor 140 is detachably connected to the lower end of the connecting rod 130, and a fixed support column 120 is in clearance fit with the connecting rod 130, so that the sensor 140 is always kept vertical.
Specifically, the length of the connecting rod 130 is greater than the length of the sensor 140.
Further, a first screw hole is formed in the upper end of the sensor 140, a first external thread and a second external thread are respectively formed on the outer sides of the upper end and the lower end of the connecting rod 130, and the first external thread and the second external thread are respectively in threaded connection with the floating connection screw hole 113 and the first screw hole. In another preferred embodiment, a third external thread is provided on the outer side of the upper end of the connecting rod 130, a second screw hole is provided on the lower end of the connecting rod 130, and the floating connection screw hole 113 is in threaded connection with the third external thread; the outer side of the upper end of the sensor 140 is provided with a fourth external thread, and the fourth external thread is in threaded fit connection with the second screw hole.
Further, the second screw hole is a counter bore, a hole is formed in the side surface of the bottom of the counter bore and is communicated with the outside to form a first positioning hole, a second positioning hole is formed in the side surface of the lower end of the connecting rod 130, and a pin is arranged to penetrate through the first positioning hole and the second positioning hole to fixedly connect the connecting rod 130 and the sensor 140. Thereby further improving the firmness of the connection of the sensor 140 and the connecting rod 130 and increasing the upper limit of the load of the sensor 140.
Further, a sensing accommodating hole 141 is formed in the middle of the sensor 140, the sensing accommodating hole 141 is a through hole, and an opening of the sensing accommodating hole 141 faces the horizontal direction.
Further, the sensor 140 is provided with an annular groove disposed above the sensor accommodating hole 141.
Further, a sensing piece 142 is arranged in the middle of the sensing accommodation hole 141, and the sensing piece 142 is vertically arranged.
Furthermore, four through holes are uniformly distributed on the sensing piece 142, and a connecting hole is arranged in the sensing accommodating hole 141 on one side of the sensing piece 142 and is horizontally arranged.
Through threaded connection, can adjust the position of sensor 140 according to the service condition, both can be through screwing up sensor 140 on connecting rod 130 during the adjustment in order directly to adjust the height of sensor 140, also can be through screwing up floating nut 110 and go up or descend connecting rod 130, can adjust and save 4 cm.
Further, a fifth external thread is provided at a lower end of the sensor 140 to connect an external member for fixing the object to be measured. In another preferred embodiment, a third screw hole is provided on the lower end surface of the sensor 140 to connect an external component for fixing the object to be measured.
Specifically, the length of the cylinder at the lower end of the sensor 140 is smaller than that of the connecting rod 130, so that the gravity center is favorably reduced, the stability of the sensor 140 during weighing is improved, the swing sensitivity of the sensor 140 is reduced, the transition time of the sensor 140 to be stable is further reduced, and the measuring accuracy of the sensor 140 is improved.
When the cylindrical sensor is used, the cylindrical sensor is connected with a frame body outwards, the connecting rod 130 penetrates through the frame body, the fixed supporting column 120 is sleeved from the upper end of the connecting rod 130, and then the floating nut 110 is screwed; the sensor 140 is screwed on the lower end of the connecting rod 130, and the sensor 140 and the connecting rod 130 are fixed by pins penetrating through the first positioning hole and the second positioning hole.
Preferably, a fastening nut is disposed at an upper end of the floating nut 110, and the fastening nut is fixedly connected to the connecting rod 130 to further fix the floating nut 110, so as to prevent the floating nut 110 from being loosened and dislocated during operation.
In another embodiment, an elongated rod member is detachably connected to the lower end of the sensor 140, a fifth external thread and a sixth external thread are respectively arranged on the outer sides of the upper end and the lower end of the elongated rod member, and a fourth screw hole is correspondingly arranged on the lower end of the sensor 140.
Furthermore, the slender rod is provided with a limiting protrusion which is annular.
Furthermore, the limiting protrusion is arranged on the lower side of the fifth external thread.
Furthermore, the slender rod is detachably connected with a limiting nut, and the lower end of the limiting nut is provided with a retaining ring.
The baffle ring is in a circular ring sheet shape, and the diameter of the inner circle of the baffle ring is larger than that of the slender rod piece and smaller than that of the limiting protrusion.
After the slender rod piece is screwed into the lower end of the sensor 140, the slender rod piece can be fixed again through the limiting nut, the connection firmness of the slender rod piece is improved, and the reduction of the measurement upper limit of the columnar sensor caused by the undersize diameter of the slender rod piece and the overlow thread connection strength is avoided.
By additionally arranging the long and thin rod piece, after the long and thin rod piece is connected with the object to be tested, the gravity center of the object to be tested relative to the floating nut 110 is lower, and the stability is higher.
The present invention has been described in detail, and it should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.
Claims (10)
1. The utility model provides a spherical nut for lifting formula suspension is weighed which characterized in that, is including floating the nut, setting the fixed stay post under floating the nut, floating the nut including supporting protruding, with support protruding fixed connection become integrative mounting nut, it is hemispherical for downwardly extending to support protruding, be provided with on the fixed stay post and support protruding complex and support the groove, support protruding and support groove sliding connection.
2. The spherical nut for the lifting type suspension weighing of claim 1, wherein the mounting nut is in the shape of a flat-head hexagonal nut, and the diameter of an inscribed circle of the bottom surface of the mounting nut is equal to the diameter of the upper end surface of the supporting protrusion.
3. The spherical nut for the lifting type suspension weighing of claim 1, wherein the fixed support column is provided with a fixed support through hole, the floating nut is provided with a floating support screw hole, and the diameter of the fixed support through hole is larger than that of the floating connection screw hole.
4. The ball nut for the suspension-type weighing of claim 1, wherein the supporting slot is bowl-shaped with an upward opening, and the middle part of the supporting protrusion abuts against the side wall of the supporting slot.
5. A columnar sensor for lifting type suspension weighing is characterized by comprising the spherical nut according to any one of claims 1 to 4, wherein a connecting rod is detachably connected to the lower portion of the spherical nut, a sensor is detachably connected to the lower end of the connecting rod, and a fixed supporting column of the spherical nut is in clearance fit with the connecting rod to enable the sensor to be kept vertical all the time.
6. The column sensor for lifting type suspension weighing of claim 5, wherein the upper end of the sensor is provided with a first screw hole, the outer sides of the upper end and the lower end of the connecting rod are respectively provided with a first external thread and a second external thread, and the first external thread and the second external thread are respectively in threaded connection with the floating connecting screw hole and the first screw hole.
7. The column sensor for lifting type suspension weighing of claim 5, wherein the lower end of the connecting rod is provided with a second screw hole, the second screw hole is a counter bore, the side surface of the bottom of the counter bore is provided with a hole which is communicated with the outside to form a first positioning hole, the side surface of the lower end of the connecting rod is provided with a second positioning hole, and a pin is arranged to penetrate through the first positioning hole and the second positioning hole to fixedly connect the connecting rod and the sensor.
8. The column sensor for lifting type suspension weighing according to claim 5, characterized in that a sensing containing hole is arranged in the middle of the sensor, the sensing containing hole is a through hole, and the sensing containing hole is in the horizontal direction.
9. The column sensor for lifting type suspension weighing according to claim 8, wherein a sensing piece is arranged in the middle of the sensing containing hole, and the sensing piece is vertically arranged.
10. The column sensor for lifting type suspended weighing according to claim 9, wherein four through holes are uniformly distributed on the sensing sheet, and a connecting hole is arranged in the sensing accommodating hole at one side of the sensing sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123435452.7U CN216524352U (en) | 2021-12-30 | 2021-12-30 | Spherical nut and cylindrical sensor for lifting type suspension weighing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123435452.7U CN216524352U (en) | 2021-12-30 | 2021-12-30 | Spherical nut and cylindrical sensor for lifting type suspension weighing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216524352U true CN216524352U (en) | 2022-05-13 |
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ID=81513293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123435452.7U Active CN216524352U (en) | 2021-12-30 | 2021-12-30 | Spherical nut and cylindrical sensor for lifting type suspension weighing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216524352U (en) |
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2021
- 2021-12-30 CN CN202123435452.7U patent/CN216524352U/en active Active
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