CN209432314U - A kind of spring touch finger pressing force detection instrument - Google Patents
A kind of spring touch finger pressing force detection instrument Download PDFInfo
- Publication number
- CN209432314U CN209432314U CN201822117113.6U CN201822117113U CN209432314U CN 209432314 U CN209432314 U CN 209432314U CN 201822117113 U CN201822117113 U CN 201822117113U CN 209432314 U CN209432314 U CN 209432314U
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- movable claw
- pressing force
- touch finger
- spring touch
- fan
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Abstract
The utility model discloses a kind of spring touch finger pressing force detection instruments, it is covered including sector, disk body, movable claw, drive disk, pressure sensor and dial, the disk body front is equipped with multiple groups path guide slot, the movable claw tail portion is slidably socketed with path guide slot, the fan-shaped cover is fixed on movable claw front, the movable claw tail end is vertically equipped with screw thread, the drive disk covers in the middle part of disk body, the drive disk front is equipped with flat thread, the flat thread is meshed with screw thread, the pressure sensor bottom is fixed on movable claw, the dial covers at disk body rear portion.The utility model can be such that movable claw is moved radially by rotation drive disk, and the spring touch finger pressing force that pressure sensor is capable of measuring different-diameter is equipped on movable claw；It can detecte the size of determining fingertip by dial simultaneously, it is convenient to use.
Description
Technical field
The utility model relates to power industry detection instrument, specifically a kind of spring touch finger pressing force detection instrument.
Background technique
Spring touch finger is the electrical component of electric system high-voltage switch coordinative composition of equipments, is equipped with not according to different brackets equipment
With the spring touch finger of model specification；Work since the spring on spring touch finger is chronically exposed under atmospheric environment, by rainwater,
The erosion of dust and pernicious gas easily causes elastic force to decline or fail, and fingertip and contact use the dock way of contact, bullet
Hold poor contact after power decline, so that fingertip resistance is increased and is caused to generate heat, further speeded up the failure of spring, operator exists
In service work due to do not adapt to different dimensions every spring touch finger detection instrument, comprehensive maintenance can not be carried out at all
The spring of timeliness is replaced in work in time.
Chinese patent CN201420479349.3 provides a kind of Mume flower contact pressure sensing tools, including testing stand, institute
It states and is fixed with static contact pedestal on testing stand, static contact pedestal top is provided with the circle of the protrusion for being arranged Mume flower contact
Column, protrusion cylinder side are equipped with the elastic slice for contacting Mume flower contact, are equipped on the static contact pedestal and elastic slice
The press detection sensor being in contact, the press detection sensor are electrically connected by data line and processing module, the place
It manages module and display is electrically connected.The patent is merely able to detect the Mume flower contact of single diameter, can not detect different size rule
Lattice contact uses as inconvenience.
Therefore, need a kind of spring touch finger pressing force detection instrument, can by synchronous expansion and contraction pressure detecting head,
Measure the spring touch finger of arbitrary diameter arbitrary structures.
Summary of the invention
The utility model in view of the deficiencies of the prior art, proposes that one kind can be examined by synchronous expansion and contraction pressure
Gauge head measures the spring touch finger of arbitrary diameter arbitrary structures.
To achieve the goals above, the utility model uses following technical scheme:
A kind of spring touch finger pressing force detection instrument, including fan-shaped cover, disk body, movable claw, drive disk, pressure sensor and
Dial, the disk body front are equipped with multiple groups path guide slot, and the movable claw tail portion is slidably socketed with path guide slot, the sector
Cover is fixed on movable claw front, and the movable claw tail end is vertically equipped with screw thread, and the drive disk covers in the middle part of disk body, the driving
Disk front is equipped with flat thread, and the flat thread is meshed with screw thread；The movable claw can be living simultaneously along path guide slot
Dynamic, self-centering and compression, the drive disk are meshed with screw thread again by rotation, positive flat thread, make rotary motion
It is converted into and moves radially.
Further, the fan-shaped cover medium position is provided with through-hole, is equipped with pressure sensor, the pressure in the through-hole
Sensor base is fixed on movable claw, and force part protrusion is higher than fan-shaped cover surface at the top of the pressure sensor；The pressure
Force snesor is able to detect the pressure size of effect thereon.
Further, the dial, which covers to surround on disk body rear portion, the dial periphery, is carved with numerical scale；Institute
The size of fingertip can be determined by stating numerical scale.
Further, the fan-shaped cover tail end is fixedly connected with fan-shaped retaining ring, and the sector retaining ring is vertically fixed on activity
On pawl；The sector retaining ring can limited spring fingertip be inserted in distance, it is ensured that sensor is located at fingertip medium position, improves and measures
Accuracy.
Further, the pressure sensor uses film resistor strain pressure transducer；The film resistor strain
Formula pressure sensor can according to sensing element by the effect of power after, resistance changes, and obtains direct ratio by measuring circuit
In the electric signal output of power variation, it is transmitted to control unit, detects pressure rapidly.
Further, the path guide slot is equipped with positioning groove；The positioning groove can make movable claw in radial guiding
Slot can only radially slide, and cannot slide to other directions.
Further, the fan-shaped cover quantity is consistent with movable claw, and the fan-shaped cover is around composition cylindrical body；The sector
Cover is made of symmetrical structure covering of the fan more than two, and covering of the fan composition cylindrical body is inserted in convenient for spring touch finger, is detected.
Further, the drive disk periphery is equipped with jack；The jack can be inserted into operating stick, facilitate rotate driving
Disk, when manual rotate driving disk, will not skid.
Working principle of the utility model is:
When detection, spring touch finger is inserted in top pillar sector retaining ring on the cylindrical body of fan-shaped cover composition, is driven forward disk manually,
Flat thread on drive disk drives movable claw to move radially along path guide slot, and spring touch finger is made to be expanded or be narrowed down to suitable
Size, dial can read drive disk and rotate initial position to the corresponding scale of stop position, determine fingertip size and
Expansion or minification；Simultaneously by the compressive deformation of fingertip contact, resistance value changes pressure sensor on relative sector cover
Become, the variation that control unit calculates pressure value is transmitted to by the variation of detection resistance value, obtains the pressing force of spring.
Compared with prior art, the utility model have the utility model has the advantages that
1. the utility model drives movable claw to move radially by rotation, the spring touching of different-diameter structure can be measured
Refer to, use scope is wide, with strong applicability.
2. corresponding with dial data are when the utility model is rotated by the jack that operating stick is inserted on drive disk come smart
Determine the size of the fingertip of sensor measurement.
3. the utility model, by the compressive deformation of fingertip contact, accurately measures each touching by multiple groups pressure sensor
Finger pressure clamp force and comprehensive mean pressing force, judge spring strength.
Detailed description of the invention
Fig. 1 is utility model diagram.
Fig. 2 is the utility model left view schematic diagram.
Fig. 3 is the utility model schematic top plan view.
Fig. 4 is the utility model drive disk left view schematic diagram.
Appended drawing reference: 1- sector cover, 2- sector retaining ring, 3- disk body, 4- drive disk, 5- dial, 6- jack, 7- screw thread,
8- movable claw, 9- pressure sensor, 10- path guide slot, 11- positioning groove, 12- flat thread.
Specific embodiment
The following further describes the present invention with reference to the drawings.
Embodiment 1:
A kind of spring touch finger pressing force detection instrument, including fan-shaped cover 1, disk body 3, movable claw 8, drive disk 4, pressure sensing
Device 9 and dial 5,3 front of disk body are equipped with multiple groups path guide slot 10, and 8 tail portion of movable claw and path guide slot 10 are slided
Socket, the fan-shaped cover 1 are fixed on 8 front of movable claw, and 8 tail end of movable claw is vertically equipped with screw thread 7,4 sets of the drive disk
At 3 middle part of disk body, 4 front of drive disk is equipped with flat thread 12, and the flat thread 12 is meshed with screw thread 7.
1 medium position of the fan-shaped cover is provided with through-hole, is equipped with pressure sensor 9, the pressure sensor 9 in the through-hole
Bottom is fixed on movable claw 8, and the 9 top force part protrusion of pressure sensor is higher than 1 surface of fan-shaped cover.
5 sets of the dial on 3 rear portion of disk body, 5 periphery of dial around being carved with numerical scale.
1 tail end of the fan-shaped cover is fixedly connected with fan-shaped retaining ring 2, and the sector retaining ring 2 is vertically fixed on movable claw 8.
The pressure sensor 9 uses film resistor strain pressure transducer.
The path guide slot 10 is equipped with positioning groove 11.
1 quantity of the fan-shaped cover and movable claw 8 are consistent, and the fan-shaped cover 1 is around composition cylindrical body.
4 periphery of drive disk is equipped with jack 6.
The usage mode of the embodiment:
When detection, spring touch finger is integrally inserted on the cylindrical body of fan-shaped 1 composition of cover, and top pillar sector retaining ring 2 makes to touch
Refer to that middle part is limited in pressure sensor 9, is manually inserted into operating stick and rotates drive disk 4, the plane spiral shell on drive disk 4 into jack 6
Line 12 is engaged with the screw thread 7 on dynamic movable claw 8, is driven dynamic movable claw 8 to move radially along path guide slot 10, is made spring touch finger quilt
It expands or narrows down to suitable size, can be determined at this time according to rotation stop position operating stick and corresponding scale on dial 5
The diameter of fingertip and expansion or minification；The pressure sensor 9 on fan-shaped cover 1 is compressed by fingertip contact simultaneously becomes
Shape, resistance value change, and are transmitted to the change that control unit calculates pressure value by the variation value of electrical signals of detection resistance value
Change, obtains the pressing force of spring touch finger spring.
Specific embodiment described herein is only an example for the spirit of the invention.The affiliated skill of the utility model
The technical staff in art field can make various modifications or additions to the described embodiments or using similar side
Formula substitution, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (8)
1. a kind of spring touch finger pressing force detection instrument, it is characterised in that: including sector cover (1), disk body (3), movable claw (8),
Drive disk (4), pressure sensor (9) and dial (5), disk body (3) front are equipped with multiple groups path guide slot (10), the work
Pawl (8) tail portion is slidably socketed with path guide slot (10), and the fan-shaped cover (1) is fixed on movable claw (8) front, the movable claw
(8) tail end is vertically equipped with screw thread (7), and the drive disk (4) covers in the middle part of disk body (3), and drive disk (4) front is equipped with plane
Screw thread (12), the flat thread (12) are meshed with screw thread (7).
2. a kind of spring touch finger pressing force detection instrument according to claim 1, it is characterised in that: the fan-shaped cover (1)
Medium position is provided with through-hole, is equipped with pressure sensor (9) in the through-hole, pressure sensor (9) bottom is fixed on activity
On pawl (8), force part protrusion is higher than fan-shaped cover (1) surface at the top of the pressure sensor (9).
3. a kind of spring touch finger pressing force detection instrument according to claim 1, it is characterised in that: the dial (5)
It covers to surround on disk body (3) rear portion, dial (5) periphery and is carved with numerical scale.
4. a kind of spring touch finger pressing force detection instrument according to claim 2, it is characterised in that: the fan-shaped cover (1)
Tail end is fixedly connected with fan-shaped retaining ring (2), and the sector retaining ring (2) is vertically fixed on movable claw (8).
5. a kind of spring touch finger pressing force detection instrument according to claim 2, it is characterised in that: the pressure sensor
(9) film resistor strain pressure transducer is used.
6. a kind of spring touch finger pressing force detection instrument according to claim 1, it is characterised in that: the path guide slot
(10) positioning groove (11) are equipped with.
7. a kind of spring touch finger pressing force detection instrument according to claim 4, it is characterised in that: the fan-shaped cover (1)
Unanimously, the fan-shaped cover (1) is around composition cylindrical body for quantity and movable claw (8).
8. a kind of spring touch finger pressing force detection instrument according to claim 1, it is characterised in that: the drive disk (4)
Periphery is equipped with jack (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822117113.6U CN209432314U (en) | 2018-12-17 | 2018-12-17 | A kind of spring touch finger pressing force detection instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822117113.6U CN209432314U (en) | 2018-12-17 | 2018-12-17 | A kind of spring touch finger pressing force detection instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209432314U true CN209432314U (en) | 2019-09-24 |
Family
ID=67971975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822117113.6U Active CN209432314U (en) | 2018-12-17 | 2018-12-17 | A kind of spring touch finger pressing force detection instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209432314U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024287A (en) * | 2019-12-11 | 2020-04-17 | 广西电网有限责任公司桂林供电局 | Isolator touches and indicates comprehensive clamp force testing arrangement |
| CN111928984A (en) * | 2020-05-29 | 2020-11-13 | 廊坊研领科技有限公司 | Plum blossom contact tensioning pressure measurement ware |
| CN113503994A (en) * | 2021-07-31 | 2021-10-15 | 国网河南省电力公司南阳供电公司 | Switch cabinet contact finger pressure detection device |
| CN113916426A (en) * | 2021-09-01 | 2022-01-11 | 保定德优电气设备制造有限公司 | Detection apparatus for plum blossom contact touches finger contact pressure |
-
2018
- 2018-12-17 CN CN201822117113.6U patent/CN209432314U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024287A (en) * | 2019-12-11 | 2020-04-17 | 广西电网有限责任公司桂林供电局 | Isolator touches and indicates comprehensive clamp force testing arrangement |
| CN111928984A (en) * | 2020-05-29 | 2020-11-13 | 廊坊研领科技有限公司 | Plum blossom contact tensioning pressure measurement ware |
| CN113503994A (en) * | 2021-07-31 | 2021-10-15 | 国网河南省电力公司南阳供电公司 | Switch cabinet contact finger pressure detection device |
| CN113916426A (en) * | 2021-09-01 | 2022-01-11 | 保定德优电气设备制造有限公司 | Detection apparatus for plum blossom contact touches finger contact pressure |
| CN113916426B (en) * | 2021-09-01 | 2024-04-12 | 保定德优电气设备制造有限公司 | Detection device for contact pressure of contact finger of quincuncial contact |
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