CN109551411A - A kind of torque spanner with regulation handle - Google Patents
A kind of torque spanner with regulation handle Download PDFInfo
- Publication number
- CN109551411A CN109551411A CN201910031876.5A CN201910031876A CN109551411A CN 109551411 A CN109551411 A CN 109551411A CN 201910031876 A CN201910031876 A CN 201910031876A CN 109551411 A CN109551411 A CN 109551411A
- Authority
- CN
- China
- Prior art keywords
- spanner
- torque
- rotatable
- regulation handle
- handle
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/48—Spanners; Wrenches for special purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/16—Handles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The present invention relates to the technical field of radio frequency connector installation, specially a kind of torque spanners with regulation handle.Including rotatable spanner, spanner seat, torque force adjusting mechanism and regulation handle.Spanner seat includes the driving end of spanner handle and flattened cylindrical shape, described spanner handle one end is connected with the external cylindrical surface rounding off of driving end, the other end is flexibly connected regulation handle, can be by the connection angle of change spanner handle and regulation handle, to change the operating angle of torque spanner.Rotatable spanner cooperation is located in spanner mounting hole, and rotatable spanner can be rotated along the hole wall of spanner mounting hole.The elastic force of spring is adjusted, the changeable power size being applied on holding piece realizes that the torsional moment of torque spanner is adjusted.The present invention may be implemented to connect in the reliable installation of the connector of small space or specific position.
Description
Technical field
The present invention relates to the technical field of radio frequency connector installation, specially a kind of torque spanners with regulation handle.
Background technique
Torque spanner is called torque wrench, torque spanner, torque adjustable spanner, is one kind of spanner, can set torque,
And torque is adjustable.But the handle portion of existing torque spanner is rigid structure, cannot reequip and change shape, is needed enough
Operating space be just able to achieve accurate screw-down torque.Operating angle is converted to incite somebody to action so that torque arm length changes therewith, and causes
The torque value set changes, so that torque spanner is unable to get accurately torque value；Simultaneously with the development of technology, radar etc.
Electronic equipment Highgrade integration, miniaturization, wire and cable connector densification therewith.Therefore in the assembly and maintenance of product,
Since operating space limits, common torque spanner is unable to normal use, brings uncertainty to being correctly reliably connected for component.
Summary of the invention
The present invention solves the above problems, and provides a kind of torque spanner with regulation handle.It may be implemented in small space
Or the reliable installation connection of the radio frequency connector of specific position, have that structure is simple, manufacture is convenient, low in cost, easy to operate, can
The features such as high by property.Specific technical solution is a kind of torque spanner with regulation handle, including rotatable spanner 3, spanner seat
2, torque force adjusting mechanism and regulation handle 1.
The spanner seat 2 includes the driving end 21 of spanner handle 25 and flattened cylindrical shape, described 25 one end of spanner handle and spanner
First 21 external cylindrical surface rounding off connection, the other end are flexibly connected regulation handle 1, can be by changing spanner handle 25 and adjusting
The connection angle of handle 1 is saved, to change the operating angle of torque spanner.
The driving end 21 is equipped with axial spanner mounting hole 211；The rotatable spanner 3 is cylindrical, and radial
One end is driving end 34, and the radial other end is by holding end 33, and the rotatable cooperation of spanner 3 is located in spanner mounting hole 211, and
Rotatable spanner 3 can be rotated along the hole wall of spanner mounting hole 211.
The spanner handle 25 is axially arranged with accommodating cavity 251, the spanner mounting hole 211 and accommodating cavity 251 corresponding one
End communicates；Torque force adjusting mechanism cooperation is located in accommodating cavity 251, and torque force adjusting mechanism includes holding piece 22 and spring 23,
Accommodating cavity 251 is stretched out in one end of the holding piece 22 and being pushed up by the cooperation of holding end 33 for rotatable spanner 3 is held, so that rotatable pull
Hand 3 and torque force adjusting mechanism are located by connecting；The other end and spring 23 of the holding piece 22 abut, and adjust the elastic force of spring 23,
The changeable power size being applied on holding piece 22 realizes that the torsional moment of torque spanner is adjusted.
Further, the spanner mounting hole 211 is the semi-cylindrical through-hole of side opening, and open side corresponds to and can revolve
Turn the driving end 34 of spanner 3, the radial central axis of the semi-cylindrical through-hole and the central axis of spanner handle 25.
Further, the rotatable spanner 3 is columned fixture block 32, and the upper and lower ends of fixture block 32 are respectively equipped with circular
Baffle 31, every block baffle 31 and fixture block 32 coaxially assemble locking by screw element, and the diameter of every block baffle 31 is all larger than card
The diameter of block 32.
Further, the cooperation of rotatable spanner 3 is located in spanner mounting hole 211, and the spanner mounting hole 211 is ladder
Hole, the 32 outer circumference surface clearance fit of hole wall and fixture block of the intermediate small diameter bore of stepped hole, the large diameter hole of stepped hole two sides
The hole wall outer circumference surface clearance fit with two block baffles 31 respectively；So that rotatable spanner 3 is connected to the spanner mounting hole 211
It is interior, realize that rotatable spanner 3 is rotated along the hole wall of spanner mounting hole 211.
Further, the rotatable spanner 3 is the groove of semi-cylindrical, one end of the holding piece 22 by holding end 33
Portion is spherical withstanding part, and withstanding part cooperation is located in the groove of semi-cylindrical；It is arranged on the other end of the holding piece 22
There is spring 23, the free end of spring 23 is equipped with adjusting nut 24.
Further, the spanner handle 25 is fixedly arranged above support 13 relative to 21 one end of driving end, and support 13 is T shape
Support 13, the vertical edge of T shape and is connected in the card slot of 1 end of regulation handle, and lead to perpendicular to the axial direction of spanner handle 25
Cross the locking of screw element activity adjustment.
Further, the regulation handle 1 includes the first adjusting rod 11 and the second adjusting rod 12, and the T shape of the support 13 is perpendicular
While being connected in the card slot of 11 one end of the first adjusting rod, and locked by screw element activity adjustment；First adjusting rod 11 it is another
The end at end is boss shape structure, and is connected in the card slot of 12 one end of the second adjusting rod, and locked by screw element activity adjustment
Tightly, the other end of the second adjusting rod 12 is free end.
Advantageous effects of the invention:
1, the present invention provides a kind of torque spanner with regulation handle, pass through the change of regulation handle and spanner handle link position
Change, to change the operating angle of torque spanner, the installation connection of the connector in small space or specific position may be implemented；It is special
Not Yong Yu SMA type radio frequency connector installation, have the characteristics that installation it is reliable, easy to operate.
2, cooperate rotatable driving end and the various sizes of design of torque force adjusting mechanism, it can be real in torque adiustment
Existing different torsion installation requirements, that realizes different connector determines torsion installation, as N-type radio frequency connector, TNC type radio frequency connect
Device.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the explosive view of rotatable spanner.
Fig. 3 is the structural schematic diagram of rotatable spanner.
Fig. 4 is the cross-sectional view of spanner seat.
Fig. 5 is the structural schematic diagram of spanner seat.
Fig. 6 is the structural schematic diagram of regulation handle.
Fig. 7 is using renderings of the present invention for the installation of SMA type radio frequency connector.
Wherein: 1- regulation handle；The first adjusting rod of 11-；The second adjusting rod of 12-；13- support；2- spanner seat；21- spanner
Head；211- spanner mounting hole；22- holding piece；23- spring；24- adjusting nut；25- spanner handle；251- accommodating cavity；3- is rotatable
Spanner；31- baffle；32- fixture block；33- is by holding end；34- drives end；5- workpiece；4-SMA radio frequency connector；211- spanner peace
Fill hole；251- accommodating cavity.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are only used to explain the present invention,
It is not intended to limit the present invention.
SMA type radio frequency connector is widely used in microwave communication, Radar Signal Transmission, be a kind of delicate structure, reliable operation,
The high precise electronic device of installation requirement.The connector is used in pairs by plug and socket, by patching installation, realizes microwave line
The telecommunication of cable connects.Correctly installation, it is ensured that cable low-loss, phase error be small, the telecommunications index such as anti-interference.Practical peace
When dress, the sliding nut of plug screws in the fixed thread of socket and will cause loosening if the screw-down torque of sliding nut is insufficient；
If screw-down torque is excessive, the accurate fragile structure of connector can be damaged, the serious consequences such as swinging of signal and poor sealing are caused.Institute
Require screw-down torque in 0.95Nm with connector manufacturer.
The present invention provides a kind of torque spanner with regulation handle, and the installation for SMA type radio frequency connector connects, tool
Body includes rotatable spanner 3, spanner seat 2, torque force adjusting mechanism and regulation handle 1.
The spanner seat 2 includes the driving end 21 of spanner handle 25 and flattened cylindrical shape, described 25 one end of spanner handle and spanner
First 21 external cylindrical surface rounding off connection, the support 13 for being fixedly arranged above T shape of the other end, the vertical edge of T shape is perpendicular to spanner
The axial direction of handle 25, the regulation handle 1 include the first adjusting rod 11 and the second adjusting rod 12, the T shape vertical edge card of the support 13
It connects in the card slot of 11 one end of the first adjusting rod, and is locked by screw element activity adjustment；The other end of first adjusting rod 11
End is boss shape structure, and is connected in the card slot of 12 one end of the second adjusting rod, and locked by screw element activity adjustment, the
The other end of two adjusting rods 12 is free end；It can be by the connection angle of change spanner handle 25 and regulation handle 1, to change power
The operating angle of square spanner.
The rotatable spanner 3 is columned fixture block 32, and the upper and lower ends of fixture block 32 are respectively equipped with circular baffle 31,
Every block baffle 31 and fixture block 32 coaxially assemble locking by screw element, and the diameter of every block baffle 31 is all larger than the straight of fixture block 32
Diameter, and 31 diameter of baffle is 3 ~ 4 mm bigger than 32 diameter of fixture block, the radial one end of rotatable spanner 3 is driving end 34, driving end 34
Opening size is 8 mm, and the radial other end is by holding end 33；The driving end 21 is equipped with axial spanner mounting hole
211, the rotatable cooperation of spanner 3 is located in spanner mounting hole 211, and the spanner mounting hole 211 is the semi-cylindrical of side opening
Stepped hole, and open side corresponds to the driving end 34 of rotatable spanner 3, the radial central axis of the semi-cylindrical through-hole and
The central axis of spanner handle 25；The 32 outer circumference surface clearance fit of hole wall and fixture block of the intermediate small diameter bore of stepped hole, ladder
The hole wall of the large diameter hole of the hole two sides outer circumference surface clearance fit with two block baffles 31 respectively；So that rotatable spanner 3 is clamped
In the spanner mounting hole 211, realize that rotatable spanner 3 is rotated along the hole wall of spanner mounting hole 211.
The spanner handle 25 is axially arranged with accommodating cavity 251, the spanner mounting hole 211 and accommodating cavity 251 corresponding one
End communicates；Torque force adjusting mechanism cooperation is located in accommodating cavity 251, and torque force adjusting mechanism includes holding piece 22 and spring 23,
Accommodating cavity 251 is stretched out in one end of the holding piece 22 and being pushed up by the cooperation of holding end 33 for rotatable spanner 3 is held, so that rotatable pull
Hand 3 and torque force adjusting mechanism are located by connecting；The rotatable spanner 3 is the groove of semi-cylindrical, the top by holding end 33
The one end of gripping member 22 is spherical withstanding part, and withstanding part cooperation is located in the groove of semi-cylindrical；The holding piece 22 it is another
Spring 23 is arranged on one end, the free end of spring 23 is equipped with adjusting nut 24；Adjusting nut 24 adjusts the elastic force of spring 23,
The changeable power size being applied on holding piece 22 realizes that the torsional moment of torque spanner is adjusted.
When fastening of the torque spanner for SMA type radio frequency connector is installed, fastening adjustment nut 24, is squeezed on the table
Spring 23, holds out against holding piece 22, holding piece 22 with certain pressure head into rotatable spanner 3 by holding end 33, make rotatable
Spanner 3 and the relative position of spanner seat 2 are kept fixed, and are risen with screw tighten adjusting nut 24 at this time, and setting screw-down torque is
0.95Nm；It extend into rotatable spanner 3 inside workpiece 5, the driving end 34 of rotatable spanner 3 and SMA type radio frequency connector 4 block
Tightly, regulation handle 1 is rotated, the stress in by the semi-cylindrical recesses of holding end 33 of holding piece 22 retreats under the action of being wrenched power
And compressed spring 23, in maximum screw-down torque value, that is, 0.95Nm, rotatable spanner 3 will move back 22 opposite direction top of holding piece,
When holding piece 22 exits semi-cylindrical recesses by top, rotatable spanner 3 is rotational slippage, while torque rapidly reduces, then beats
Maximum torque before cunning is the screw-down torque that technology needs, and SMA type radio frequency connector 4 is tightened at this time.
The present invention can be set to modular station, and weight about 0.5kg, and material production uses medium carbon steel, demolition and maintenance
It is at low cost, it can cooperate with different process, complete complicated process flow.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should all include
Within protection scope of the present invention.
Claims (7)
1. a kind of torque spanner with regulation handle, it is characterised in that: including rotatable spanner (3), spanner seat (2), torsion
Regulating mechanism and regulation handle (1)；
The spanner seat (2) includes the driving end (21) of spanner handle (25) and flattened cylindrical shape, described spanner handle (25) one end and
The external cylindrical surface rounding off of driving end (21) connects, and the other end is flexibly connected regulation handle (1), can be by changing spanner
The connection angle of handle (25) and regulation handle (1), to change the operating angle of torque spanner；
The driving end (21) is equipped with axial spanner mounting hole (211)；The rotatable spanner (3) is cylindrical, and diameter
It is driving end (34) to one end, the radial other end is by holding end (33), and rotatable spanner (3) cooperation is located at spanner mounting hole
(211) in, and rotatable spanner (3) can be rotated along the hole wall of spanner mounting hole (211)；
The spanner handle (25) is axially arranged with accommodating cavity (251), and the spanner mounting hole (211) and accommodating cavity (251) are corresponding
One end communicate；Torque force adjusting mechanism cooperation is located in accommodating cavity (251), torque force adjusting mechanism include holding piece (22) and
Spring (23), one end stretching accommodating cavity (251) of the holding piece (22) and being cooperated by holding end (33) for rotatable spanner (3)
Top is held, so that rotatable spanner (3) and torque force adjusting mechanism are located by connecting；The other end and spring (23) of the holding piece (22)
It abuts, adjusts the elastic force of spring (23), the changeable power size being applied on holding piece (22) realizes the torsional moment of torque spanner
It adjusts.
2. a kind of torque spanner with regulation handle according to claim 1, it is characterised in that: the spanner mounting hole
It (211) is the semi-cylindrical through-hole of side opening, and open side corresponds to the driving end (34) of rotatable spanner (3), it is described
The central axis of the radial central axis and spanner handle (25) of semi-cylindrical through-hole.
3. a kind of torque spanner with regulation handle according to claim 1, it is characterised in that: the rotatable spanner
(3) be columned fixture block (32), the upper and lower ends of fixture block (32) are respectively equipped with circular baffle (31), every block baffle (31) and
Fixture block (32) coaxially assembles locking by screw element, and the diameter of every block baffle (31) is all larger than the diameter of fixture block (32).
4. a kind of torque spanner with regulation handle according to claim 3, it is characterised in that: the rotatable spanner
(3) cooperation is located in spanner mounting hole (211), and the spanner mounting hole (211) is stepped hole, the intermediate small diameter bore of stepped hole
Hole wall and fixture block (32) outer circumference surface clearance fit, the hole wall of the large diameter hole of stepped hole two sides respectively with two block baffles (31)
Outer circumference surface clearance fit；So that rotatable spanner (3) is connected in the spanner mounting hole (211), rotatable pull is realized
Hand (3) is rotated along the hole wall of spanner mounting hole (211).
5. a kind of torque spanner with regulation handle according to claim 1, it is characterised in that: the rotatable spanner
(3) be by holding end (33) semi-cylindrical groove, the end of one end of the holding piece (22) is spherical withstanding part, top
Portion's cooperation is held to be located in the groove of semi-cylindrical；The end sleeve of the other end of the holding piece (22) is equipped with spring (23), spring
(23) free end is equipped with adjusting nut (24).
6. a kind of torque spanner with regulation handle according to claim 1, it is characterised in that: the spanner handle (25)
Relative to being fixedly arranged above support (13) for driving end (21) one end, support (13) is the support (13) of T shape, and the vertical edge of T shape hangs down
It directly in the axial direction of spanner handle (25), and is connected in the card slot of the regulation handle (1) end, and passes through screw element activity adjustment
Locking.
7. a kind of torque spanner with regulation handle according to claim 6, it is characterised in that: the regulation handle (1)
Including the first adjusting rod (11) and the second adjusting rod (12), the T shape vertical edge of the support (13) is connected to the first adjusting rod (11)
In the card slot of one end, and locked by screw element activity adjustment；The end of the other end of first adjusting rod (11) is boss shape knot
Structure, and be connected in the card slot of the second adjusting rod (12) one end, and locked by screw element activity adjustment, the second adjusting rod (12)
The other end be free end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910031876.5A CN109551411A (en) | 2019-01-14 | 2019-01-14 | A kind of torque spanner with regulation handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910031876.5A CN109551411A (en) | 2019-01-14 | 2019-01-14 | A kind of torque spanner with regulation handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109551411A true CN109551411A (en) | 2019-04-02 |
Family
ID=65873080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910031876.5A Pending CN109551411A (en) | 2019-01-14 | 2019-01-14 | A kind of torque spanner with regulation handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109551411A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111890281A (en) * | 2020-08-06 | 2020-11-06 | 广东电网有限责任公司 | A laborsaving spanner for power equipment maintenance |
| CN112518645A (en) * | 2020-12-01 | 2021-03-19 | 九江检安石化工程有限公司 | Adjustable axial flow fan stationary blade locking piece mounting device |
| CN113400229A (en) * | 2021-06-21 | 2021-09-17 | 北京无线电测量研究所 | Narrow and small space mounting nut instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111890281A (en) * | 2020-08-06 | 2020-11-06 | 广东电网有限责任公司 | A laborsaving spanner for power equipment maintenance |
| CN112518645A (en) * | 2020-12-01 | 2021-03-19 | 九江检安石化工程有限公司 | Adjustable axial flow fan stationary blade locking piece mounting device |
| CN112518645B (en) * | 2020-12-01 | 2022-04-19 | 九江检安石化工程有限公司 | Adjustable axial flow fan stationary blade locking piece mounting device |
| CN113400229A (en) * | 2021-06-21 | 2021-09-17 | 北京无线电测量研究所 | Narrow and small space mounting nut instrument |
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