CN210084811U - Built-in pin shaft sensor of electric hoist - Google Patents
Built-in pin shaft sensor of electric hoist Download PDFInfo
- Publication number
- CN210084811U CN210084811U CN201920974466.XU CN201920974466U CN210084811U CN 210084811 U CN210084811 U CN 210084811U CN 201920974466 U CN201920974466 U CN 201920974466U CN 210084811 U CN210084811 U CN 210084811U
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- China
- Prior art keywords
- shaft lever
- shaft
- pin
- plug
- electric hoist
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000945 filler Substances 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000004044 response Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to an electric hoist built-in pin shaft sensor, the pin shaft comprises a shaft lever and a pin head arranged at one end of the shaft lever, the outer wall of the pin head is provided with a jack, a plug is arranged on the jack, two groups of blind holes are arranged on the outer wall of the shaft lever along the length direction of the shaft lever, strain gauges are arranged on the bottom walls of any two blind holes, and the distance between the bottom walls of the two corresponding blind holes is 8.5-9.5 mm; the length of the shaft rod is 75-85mm, the outer diameter of the shaft rod is 25-28mm, and the outer diameter of the plug is 10-16 mm; the utility model discloses axostylus axostyle and round pin head integrated into one piece, sturdy and durable, the plasticity variable reflects accurately, and the response is sensitive, the dependable performance, the utility model discloses the installation targets in place, has reduced loaded down with trivial details operation process, and labour saving and time saving has improved work efficiency.
Description
Technical Field
The utility model relates to an electric block embeds round pin axle sensor.
Background
The electric hoist on the electric lifting scaffold is hung upside down or hung right, the electric hoist is fixed on a hanging ring of a lower section cantilever beam of a main frame of the lifting scaffold, and the electric hoist is lifted together with the frame body during working; electric block is connected with the lifting scaffold support body indirectly by outside sensor, and each electric block is equipped with a sensor, and the sensor independently exposes outside, and the scene relies on artifical installation and dismantlement, because the job site environment is complicated, and the wire that sensor and foil gage are connected is breakable, leads to the sensor to damage, because the scene lacks welding condition, has influenced work efficiency, and easily appears danger.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an electric block embeds round pin axle sensor that simple to operate, response are sensitive, dependable performance is provided.
The utility model adopts the following technical scheme:
the pin shaft of the utility model comprises a shaft lever and a pin head arranged at one end of the shaft lever, wherein the outer diameter of the pin head is larger than that of the shaft lever; the outer wall of the pin head is provided with an insertion hole, a plug is arranged on the insertion hole, two groups of blind holes are arranged on the outer wall of the shaft lever along the length direction of the shaft lever, each group of blind holes is two blind holes which are correspondingly arranged along the radial direction of the shaft lever, and the distance between the bottoms of the two corresponding blind holes is 8.5-9.5 mm; strain gauges are arranged on the bottom walls of any two blind holes and connected with the plug through a lead; arranging a filler in the blind hole; the length of the shaft rod is 75-85mm, the outer diameter of the shaft rod is 25-28mm, and the outer diameter of the plug is 10-16 mm.
The two blind holes on the same side of the shaft lever of the utility model are a blind hole A and a blind hole B,
the blind holes A and B correspond to the blind holes C and D respectively, and the strain gauges are arranged in the blind holes A and B or in the blind holes C and B respectively.
The jack is the screw hole, and the plug outer wall sets up the external screw thread that matches with the screw hole.
The utility model discloses round pin head terminal surface both sides set up fixed through hole, set up ring groove at the axostylus axostyle other end, and the tip that axostylus axostyle and round pin head are connected is 75-85mm to the inboard side distance of ring groove.
The utility model discloses the plug is the circular connector, the external diameter of plug is 12 mm.
The utility model discloses set up two annular grooves on the axostylus axostyle, set up a set of blind hole on every annular groove.
The filler of the utility model is silica gel filler.
The model of the strain gauge is BFH350-3 HA.
The utility model discloses positive effect as follows: the utility model has the advantages that the shaft lever and the pin head are integrally formed, the shaft lever is firm and durable, the plug is in threaded connection with the jack, the installation is stable, the thickness between the bottoms of the two corresponding blind holes is 8.5-9.5mm, the plastic variable can be accurately reflected, the induction is sensitive, and the performance is reliable; the plug can be inserted into the jack after being pulled out, and the lead can be replaced on site even if being pulled off, so that the problem that the site is difficult to recover due to the fact that the lead is broken is solved; the other end of the shaft lever is provided with the annular clamping groove, and the clamp spring is arranged in the annular clamping groove when the shaft lever is installed with the electric hoist, so that the falling off is prevented, and the safety and the reliability are realized; and a bolt fixed with a hook frame of the electric hoist lifting hook is arranged in the fixed through hole to prevent the pin shaft from rotating. The utility model discloses install in advance on the hook yoke of electric block lifting hook, do not increase electric block's whole weight, need not on-the-spot artifical installation and protection, labour saving and time saving has improved work efficiency, the utility model discloses install in place, reduced loaded down with trivial details operation process, labour saving and time saving has improved work efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the position structures of the blind holes A and B of the present invention;
FIG. 3 is a schematic diagram of the position structures of the blind holes C and D of the present invention;
FIG. 4 is a schematic structural view of the distance between the bottoms of two corresponding blind holes of the present invention;
FIG. 5 is a schematic view of the plug structure of the present invention;
fig. 6 is the utility model discloses with electric block assembly structure sketch map.
In the drawings: the device comprises a shaft lever 1, a pin head 2, a jack 3, a plug 4, a blind hole A51, a blind hole B52, a blind hole C53, a blind hole D54, a strain gage 6, a fixing through hole 7, an annular clamping groove 8, an annular groove 9, an electric hoist 10, a clamp spring 11 and a bolt 12.
Detailed Description
As shown in the attached drawings 1-6, the pin shaft of the present invention comprises a shaft lever 1 and a pin head 2 arranged at one end of the shaft lever 1, wherein the outer diameter of the pin head 2 is larger than the outer diameter of the shaft lever 1; the outer wall of the pin head 2 is provided with an insertion hole 3, a plug 4 is installed on the insertion hole 3, two groups of blind holes are arranged on the outer wall of the shaft lever 1 along the length direction of the shaft lever 1, each group of blind holes are two which are correspondingly arranged along the radial direction of the shaft lever 1, a lead connected with the plug 4 is arranged in each blind hole, the bottom wall of any two blind holes is provided with a strain gauge 6, and the strain gauges 6 are connected with the plug 4 through leads; the lead is arranged in a communication hole in the shaft lever 1, the strain gauge 6 is tightly attached to the shaft lever 1, the plastic variable of the pin shaft under stress can be accurately reflected, and the type of the strain gauge 6 is BFH350-3 HA; the blind holes are internally provided with silica gel fillers which are filled with silica gel, so that the blind holes are waterproof and oilproof and are not hardened; the distance between the bottoms of the two corresponding blind holes is 8.5-9.5 mm; the length of the shaft lever 1 is 75-85mm, the outer diameter of the shaft lever 1 is 25-28mm, the shaft lever is matched with the electric hoist 10, and stress is concentrated.
Two blind holes of axostylus axostyle 1 homonymy are blind hole A51 and blind hole B52, correspond with blind hole A51 be blind hole C53, correspond with blind hole B52 be blind hole D54, this embodiment foil gage 6 sets up respectively in blind hole A51 and blind hole B52 or blind hole C53 and blind hole B52.
The jack 3 of the utility model is a threaded hole, and the outer wall of the plug 4 is provided with an external thread matched with the threaded hole; the outer diameter of the plug 4 is 10-16mm, the preferred outer diameter of the plug 4 in the embodiment is 12 mm, and the plug 4 is an aviation plug and is suitable for being used on site; fixing through holes 7 are formed in two sides of the end face of the pin head 2, an annular clamping groove 8 is formed in the other end of the shaft lever 1, and a clamping spring 11 is installed when the shaft lever is assembled with an electric hoist 10; the distance from the end part of the shaft lever 1 connected with the pin head 2 to the inner side edge of the annular clamping groove 8 is 75-85 mm; two annular grooves 9 are arranged on the shaft lever 1, and each annular groove 9 is provided with a group of blind holes.
The utility model discloses axostylus axostyle 1 and 2 integrated into one piece of round pin head, sturdy and durable, threaded connection between plug 4 and the jack 3, the installation is firm, distance between two corresponding blind hole bottoms is 8.5-9.5mm, the response is sensitive, set up ring groove 8 at the 1 other end of axostylus axostyle, install jump ring 11 in ring groove 8 when installing with electric block 10, prevent to drop, safe and reliable installs bolt 12 fixed with electric block 10 lifting hook yoke in fixed through hole 7, prevent that the round pin from rotating. The utility model discloses install in advance on the hook yoke of electric block 10 lifting hook, do not increase electric block 10's whole weight, need not on-the-spot artifical installation, labour saving and time saving has improved work efficiency, the utility model discloses the installation targets in place, has reduced heavy operation process, and labour saving and time saving has improved work efficiency.
Finally, it should be understood that the above description is only exemplary of the present invention and is not intended to limit the present invention, and that any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A built-in pin shaft sensor of an electric hoist is characterized in that a pin shaft comprises a shaft lever (1) and a pin head (2) arranged at one end of the shaft lever (1), and the outer diameter of the pin head (2) is larger than that of the shaft lever (1); the pin is characterized in that the outer wall of the pin head (2) is provided with an insertion hole (3), a plug (4) is arranged on the insertion hole (3), two groups of blind holes are arranged on the outer wall of the shaft lever (1) along the length direction of the shaft lever (1), each group of blind holes is two blind holes which are correspondingly arranged along the radial direction of the shaft lever (1), and the distance between the bottoms of the two corresponding blind holes is 8.5-9.5 mm; strain gauges (6) are arranged on the bottom walls of any two blind holes, and the strain gauges (6) are connected with the plug (4) through conducting wires; arranging a filler in the blind hole;
the length of the shaft lever (1) is 75-85mm, the outer diameter of the shaft lever (1) is 25-28mm, and the outer diameter of the plug (4) is 10-16 mm.
2. The built-in pin shaft sensor of the electric hoist as claimed in claim 1, wherein the two blind holes on the same side of the shaft lever (1) are a blind hole A (51) and a blind hole B (52),
the blind hole A (51) corresponds to the blind hole C (53), the blind hole B (52) corresponds to the blind hole D (54), and the strain gauge (6) is arranged in the blind hole A (51) and the blind hole B (52) or in the blind hole C (53) and the blind hole B (52) respectively.
3. The built-in pin shaft sensor of the electric hoist as claimed in claim 1 or 2, wherein the insertion hole (3) is a threaded hole, and the outer wall of the plug (4) is provided with an external thread matching with the threaded hole.
4. The built-in pin shaft sensor of the electric hoist as claimed in claim 1, wherein the two sides of the end surface of the pin head (2) are provided with fixing through holes (7), the other end of the shaft lever (1) is provided with an annular clamping groove (8), and the distance from the end of the shaft lever (1) connected with the pin head (2) to the inner side edge of the annular clamping groove (8) is 75-85 mm.
5. The electric hoist built-in pin sensor is characterized in that the plug (4) is an aviation plug, and the outer diameter of the plug (4) is 12 mm.
6. The built-in pin shaft sensor of the electric hoist as claimed in claim 1 or 2, wherein two annular grooves (9) are provided on the shaft rod (1), and each annular groove (9) is provided with a set of blind holes.
7. The sensor with the built-in pin shaft of the electric hoist as claimed in claim 1, wherein the filler is a silica gel filler.
8. The sensor with the built-in pin shaft of the electric hoist as claimed in claim 1, wherein the strain gauge (6) is of a type BFH350-3 HA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920974466.XU CN210084811U (en) | 2019-06-26 | 2019-06-26 | Built-in pin shaft sensor of electric hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920974466.XU CN210084811U (en) | 2019-06-26 | 2019-06-26 | Built-in pin shaft sensor of electric hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210084811U true CN210084811U (en) | 2020-02-18 |
Family
ID=69484090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920974466.XU Expired - Fee Related CN210084811U (en) | 2019-06-26 | 2019-06-26 | Built-in pin shaft sensor of electric hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210084811U (en) |
-
2019
- 2019-06-26 CN CN201920974466.XU patent/CN210084811U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 |