CN204195692U - Pipe joint nut special handling tool - Google Patents
Pipe joint nut special handling tool Download PDFInfo
- Publication number
- CN204195692U CN204195692U CN201420688037.3U CN201420688037U CN204195692U CN 204195692 U CN204195692 U CN 204195692U CN 201420688037 U CN201420688037 U CN 201420688037U CN 204195692 U CN204195692 U CN 204195692U
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- CN
- China
- Prior art keywords
- driven gear
- pipe joint
- pivotal position
- nut
- pin
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Abstract
The utility model discloses a kind of pipe joint nut special handling tool, comprise the tong arm that two are provided with pivotal position, tong arm can run through insertion pivotal position, and the link inward turning hinge with the joint pin of axial restraint turns, and form a workspace and a handle region, workspace is connected by pivotal position with described handle region, it is characterized in that: workspace comprises one with the geared sleeve and of guide ledges with the driven gear of gathering sill, driven gear and geared sleeve are matched with guide ledges by gathering sill, and driven gear can along guide ledges and own axis thereof, driven gear center is provided with a through hole matched with nut, joint pin is provided with a driving gear, and driving gear matches with driven gear and drives driven gear to rotate.The utility model matches to merge by driving gear and driven gear and drives it to rotate, and is shortening working time, is also improving the efficiency of assembling of its pipe joint nut, thus effectively reduce manual labor amount while improve efficiency.
Description
Technical field
The utility model relates to a kind of handling instrument, and specifically a kind of power source that can realize drives the pipe joint nut special handling tool loaded and unloaded.
Background technology
Fastening, the dismounting apparatus of the securing members such as existing bolt, nut mostly are spanner, have open-end wrench, box spanner etc., but enterprise are in composing room, in order to raise the efficiency, usually adopt electric device or pneumatic means band moving sleeve screw or dismantle nut.But for pipe joint nut, because when this nut assembles, its nut two ends are connected to long tube, this kind of nut is because being used for the connection of two pipelines, during assembling, nut two ends are all connected to longer pipe, electric sleeve barrel wrench can not be adopted, open-end wrench can only be adopted to load and unload it, but adopt open-end wrench to carry out to it shortcoming that assembling can exist following three aspects: when adopting open-end wrench to assemble above-mentioned nut on the one hand, if limited space, so open-end wrench unclamps after pipe joint nut just must be driven to rotate to an angle by open-end wrench, then clamp nut again after being resetted by open-end wrench and rotate together, this just needs open-end wrench to walk around to stop, this assembly method of open-end wrench assembling nut that utilizes not only extends working time, and reduce efficiency, on the other hand, if pipe joint nut top or bottom revolution space narrow and small, open-end wrench can not be made to rotate to an angle, more cause being difficult to handling or efficiency extremely low, third aspect open-end wrench can not adopt electric device or pneumatic means to drive, and manually must drive its work, cause in the composing room needing to assemble pipe joint nut, the efficiency of assembling of its pipe joint nut is low, and manual labor amount is large.
Utility model content
According in the prior art of above-mentioned proposition in pipe joint nut assembly shop, pipe joint nut needs the anglec of rotation and repeatedly unclamps the assembling inconvenience aligned, the technical problem that efficiency of assembling is low, and provide a kind of can the pipe joint nut special handling tool of electronic or pneumatic drive.The utility model mainly utilizes the driving gear being arranged on pivotal position to drive the driven gear being arranged on workspace to rotate, and does not need to rotate around nut axis, thus reaches the effect efficiently easy to assembly of pipe joint nut, effectively improve its efficiency of assembling.
The technological means that the utility model adopts is as follows:
A kind of pipe joint nut special handling tool, comprise the tong arm that two are provided with pivotal position, described tong arm can insert described pivotal position and the link inward turning hinge with the joint pin of axial restraint turns running through, and form a workspace and a handle region, described workspace is connected by described pivotal position with described handle region, it is characterized in that:
Described workspace comprises one with the geared sleeve and of guide ledges with the driven gear of gathering sill, described driven gear and described geared sleeve are matched with described guide ledges by described gathering sill, and described driven gear can along described guide ledges and own axis thereof, namely driven gear and geared sleeve are coaxial rotation, and described driven gear center is provided with a through hole matched with nut; Described joint pin is provided with a driving gear, and described driving gear matches with described driven gear and drives described driven gear to rotate.
Further, described driven gear is made up of two semicircle driven gears, two described semicircle driven gears respectively corresponding thereto in described tong arm on geared sleeve match.
Further, each described semicircle driven gear is provided with transition tooth and lead-over groove, and two described semicircle driven gears to be matched formation driven gear by described transition tooth and described lead-over groove.
Further, each described semicircle driven gear is provided with the first identification post, and the geared sleeve of described tong arm is provided with second identification post corresponding with described first identification post.
Further, described nut handling instrument also comprises card, described joint pin is provided with draw-in groove, and described driving gear is fixed in described pivotal position by described card and the cooperation of described draw-in groove by described driving gear, and is connected together by the pivotal position on two described tong arms by described card.
Further, the position near described pivotal position between two handles of described handle region is provided with helical spring, and two handles are connected by the straight pin be arranged on handle by described helical spring.
Further, described handle region is also provided with retaining mechanism, described retaining mechanism comprises locking bail, lock pin and steady pin, described steady pin is fixedly connected on the wherein one handle of described handle region, described lock pin is fixedly connected on another handle, and described locking bail one end is provided with the circular hole coordinated with steady pin, and the described locking bail other end is provided with the round hook fixing with described lock pin.
Comparatively prior art is compared, and the utility model matches to merge by driving gear and driven gear and drives driven gear to rotate, thus the pneumatic or hydraulic power realizing being connected by driving gear is converted to the rotation of driven gear drive pipe joint, realizes the handling of nut.Overcome after open-end wrench just must drive pipe joint nut to rotate to an angle on the one hand and open-end wrench is unclamped, then will open-end wrench reset after clamp nut again and carry out together rotating and need open-end wrench to walk around the shortcoming of stopping, shorten working time, improve efficiency; Meanwhile, handling instrument around the pipeline anglec of rotation, need not avoid the restriction of pipe joint locus to assembling after only needing once to snap fit onto pipe joint nut; On the other hand, power source can be adopted namely to drive driving gear to rotate by outside electronic or pneumatic, hydraulically operated equipment, thus drive driven gear rotation to realize the object of tightening, make in the composing room needing to assemble pipe joint nut, improve the efficiency of assembling of its pipe joint nut, thus effectively reduce manual labor amount.
The utility model is easy to realize seriation, form external member, namely one handling instrument is mixed a series of driven gear, driven gear arranges a series of through holes of different size, to vary in size nut for handling, can complete once handling instrument being mixed a series of gear the large primary nut of difference is loaded and unloaded like this.
The utility model extensively can be promoted in fields such as nut handling for the foregoing reasons.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is assembly schematic diagram of the present utility model.
Fig. 2 is part explosive view of the present utility model.
Fig. 3 is the structural representation of driving gear of the present utility model.
Fig. 4 is the structural representation of card of the present utility model.
Fig. 5 is the structural representation of driven gear of the present utility model.
Fig. 6 is the structural representation of the utility model with the geared sleeve of guide ledges.
Fig. 7 is A-A direction view in Fig. 6.
Fig. 8 is the assembling schematic diagram of the utility model driving gear and pivotal position.
In figure: 1, handle 2, driving gear 21, prism 22, joint pin 23, latch 24, draw-in groove 25, card 3, driven gear 31, tooth 32, through hole 33, first identification post 34, gathering sill 35, transition tooth 36, lead-over groove 4, pivotal position 5, geared sleeve 51, second identification post 52, guide ledges 53, sidewall 54, upper wall 55, lower wall 56, second male part 6, helical spring 7, straight pin 8, locking bail 9, steady pin 10, lock pin 11, first male part
Detailed description of the invention
As shown in Figure 1, 2, a kind of pipe joint nut special handling tool, comprise the tong arm that two are provided with pivotal position 4, described tong arm can insert described pivotal position 4 and the link inward turning hinge with the joint pin 22 of axial restraint turns running through, and form a workspace and a handle region, described workspace is connected by described pivotal position 4 with described handle region, and two tong arms, by pivotal position 4 pivot joint, can realize being worked by drive workspace, handle region.
Described workspace comprises one with the geared sleeve 5 and of guide ledges 52 with the driven gear 3 of gathering sill 34, described driven gear 3 and described geared sleeve 5 are matched with described guide ledges 52 by described gathering sill 34, and described driven gear 3 can along described guide ledges 52 and own axis thereof, thus making driven gear 3 can coaxial rotation with geared sleeve 5, described driven gear 3 center is provided with a through hole matched with nut 32; Described joint pin 22 is provided with a driving gear 2, and described driving gear 2 matches with described driven gear 3 and drives described driven gear 3 to rotate.
The utility model mainly comprises two tong arms, each tong arm comprises a handle 1 and a geared sleeve 5, handle 1 is connected by pivotal position 4 with geared sleeve 5, and two tong arms, by pivotal position 4 pivot joint, can realize by pivotal position 4 opening and closing being driven two geared sleeves by actuating handle 1.Two semicircle driven gears (as shown in Figure 5) are equiped with respectively in two geared sleeves 5, driven gear 3 is divided into two identical semicircle driven gears along axis, two semicircle driven gears form a complete driven gear 3, described two semicircle driven gears cooperatively interact, its centre complements each other to form a through hole 32 matched with pipe joint nut, being rotated by through hole 32 driven gear to drive pipe joint nut to rotate, thus plays the object of tightening pipe joint nut.Two semicircle driven gears are respectively equipped with the first identification post 33, described geared sleeve 5 (as shown in Figure 6) is also respectively equipped with second identification post 51 corresponding with the first identification post 33, when the first identification post 33 on driven gear 3 and the second identification post 51 on geared sleeve 5 to time corresponding the cut-off rule of geared sleeve 5 overlaps with the cut-off rule of two semicircle driven gears, and now two tong arms can freely be opened by pivotal position 4.
Two planes up and down of driven gear 3 are respectively equipped with gathering sill 34, described geared sleeve 5 (as shown in Figure 7) is configured for the spatial accommodation of the tooth 31 holding described driven gear 3 by upper wall 54, outer wall 53 and lower wall 55 and the guide ledges 52 that is fixed on described upper wall 54 and described lower wall 55 edge, described driven gear 3 matches with described geared sleeve 5 with by gathering sill 34 and guide ledges 52, driven gear 3 can rotate in described geared sleeve 5 along guide ledges 52, gathering sill 34 rotates along guide ledges 52, plays guide-localization effect to driven gear 3; In addition, due to gathering sill 34 and guide ledges 52 stopper effect mutually, prevent driven gear 3 from splitting away off from geared sleeve 5 on the one hand, on the other hand, as long as when geared sleeve 5 cut-off rule and driven gear 3 cut-off rule overlap time, two tong arms just can open.Further, be also provided with the second male part 56 at workspace geared sleeve 5 near the position of described pivotal position 4, be provided with the first male part 11 in handle region near the position of described pivotal position 4; When nut handling pliers opens up into certain aperture, the second male part 56 of geared sleeve is conflicted with the first male part 11 of handle 1, ensures that the opening width of gear and geared sleeve can not be infinitely great.
As shown in Figure 3, the center of driving gear 2 is joint pin 22, and described joint pin 22 forms the rotating shaft that driving gear rotates in pivotal position 4, and driving gear 2 is positioned at pivotal position 4, and the merging that matches of driving gear 2 and driven gear 3 can drive driven gear 3 to rotate.
Joint pin 22 and driving gear 2 can be one-body molded, one end of joint pin 22 is provided with a prism 21, and (prism 21 is determined according to electronic or air tool shape, can be quadrangular or six prisms, in the present embodiment for six prisms), for being connected with manual, electronic or pneumatic tool; Described joint pin 22 is provided with draw-in groove 24, card 25 (as shown in Figure 4) is separately established when assembling, driving gear 2 is meshed with driven gear 3, and pivotal position 4 forms gearcase by upper and lower two pivotal positions 4, and driving gear 2 is arranged in this box and freely can rotates along own axes; Card 25 snaps in draw-in groove 24, with card 25, driving gear 2 is fixed in pivotal position 4, and be connected together (as shown in Figure 8) by the pivotal position 4 on two tong arms by card 25, driving gear 2 is provided with the latch 23 for being meshed with driven gear 3.
As a kind of preferred embodiment, transition engaging mechanism is provided with in the end of two semicircle driven gears, comprise lead-over groove 36 and transition tooth 35, the thickness of transition tooth 35 is less than the thickness of driven gear 3, and the parameter of this transition tooth 35 is the same with other teeth 31 of driven gear 3, the number of teeth is only several, and transition tooth 35 can snap in lead-over groove 36, and the degree of depth of lead-over groove 36 is larger than the width of transition tooth 35, thus ensure that two semicircle driven gears can open.
As further improvement, be provided with a helical spring 6 between two handles 1, two handles 1 have straight pin 7 respectively, helical spring 6 two ends are arranged in straight pin 7 respectively, thus are connected to two handles 1.Two handles 1 are also provided with retaining mechanism, and retaining mechanism mainly comprises locking bail 8, lock pin 10 and steady pin 9; Steady pin 9 is fixedly connected with wherein on one handle 1, lock pin 10 is fixedly connected on another handle 1, locking bail 8 one end has a circular hole to coordinate with steady pin 9, locking bail 8 can be rotated around steady pin 9, locking bail 8 other end has a circle hook, can be hooked on lock pin 10, thus nut handling pliers is locked when rotating altogether.
The course of work of the present utility model is as follows:
When needs handling nut, the state of two tong arms for naturally opening under the effect of helical spring 6 elastic force, snaps in nut by working end, until nut matches with the through hole 32 in driven gear 3.Handle 1 of holding with a firm grip overcomes the elastic force of helical spring 6, and nut handling instrument closes, and rotation lock hook 8 is suspended on lock pin 10, and now handling instrument is locked, and can not open.(can certainly without retaining mechanism, direct hand is applied to grip on lever, avoid opening of pliers, because only when the cut-off rule of geared sleeve 5 overlaps with the cut-off rule of driven gear 3, handling pliers just can open, therefore only need when rotation with hand, ensure the locking of that moment just, it is larger that certain hand can be subject to vibratory impulse).Then be connected on prism 21 by pneumatic or electric tool, open and rotate, drive prism 21 to rotate, driving gear 2 also follows rotation, and driving gear 2 drives driven gear 3 to rotate, and same through hole 32 also and then rotates, and drives nut to rotate, by nut.The size of nut moment of torsion can by arranging electronic or pneumatic peak torque to realize.After nut completes, check whether the first identification post 33 of driven gear 3 overlaps with the second identification post 51 on geared sleeve 5, when overlapping, directly locking bail 8 can be backed off from lock pin 10, nut handling instrument opens under the effect of helical spring 6 elastic force, handling instrument is exited, completes assembly work.When the first identification post 33 of driven gear 3 does not overlap with the second identification post 51 on geared sleeve 5, can turning handle 1, to handle 1 be lifted or down turn over certain angle, (now turning handle 1, handle 1 rotates relative to driven gear 3, driven gear 3 drives driving gear 2 to dally, now handle 1 can rotate but not affect nut torque) until the first identification post 33 and the second identification post 51 overlap, then retaining mechanism 8, lock pin 10 is opened successively, exit handling instrument, complete the work of assembling nut.
The above; be only the utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection domain of the present utility model.
Claims (7)
1. a pipe joint nut special handling tool, comprise the tong arm that two are provided with pivotal position, described tong arm can insert described pivotal position and the link inward turning hinge with the joint pin of axial restraint turns running through, and form a workspace and a handle region, described workspace is connected by described pivotal position with described handle region, it is characterized in that:
Described workspace comprises one with the geared sleeve and of guide ledges with the driven gear of gathering sill, described driven gear and described geared sleeve are matched with described guide ledges by described gathering sill, and described driven gear can along described guide ledges and own axis thereof, described driven gear center is provided with a through hole matched with nut; Described joint pin is provided with a driving gear, and described driving gear matches with described driven gear and drives described driven gear to rotate.
2. pipe joint nut special handling tool according to claim 1, is characterized in that: described driven gear is made up of two semicircle driven gears, two described semicircle driven gears respectively corresponding thereto in described tong arm on geared sleeve match.
3. pipe joint nut special handling tool according to claim 2, it is characterized in that: each described semicircle driven gear is provided with transition tooth and lead-over groove, two described semicircle driven gears to be matched formation driven gear by described transition tooth and described lead-over groove.
4. the pipe joint nut special handling tool according to Claims 2 or 3, is characterized in that: each described semicircle driven gear is provided with the first identification post, and the geared sleeve of described tong arm is provided with second identification post corresponding with described first identification post.
5. pipe joint nut special handling tool according to claim 1, it is characterized in that: described nut handling instrument also comprises card, described joint pin is provided with draw-in groove, described driving gear is fixed in described pivotal position by described card and the cooperation of described draw-in groove by described driving gear, and is connected together by the pivotal position on two described tong arms by described card.
6. pipe joint nut special handling tool according to claim 1, it is characterized in that: the position near described pivotal position between two handles of described handle region is provided with helical spring, and two handles are connected by the straight pin be arranged on handle by described helical spring.
7. pipe joint nut special handling tool according to claim 6, it is characterized in that: described handle region is also provided with retaining mechanism, described retaining mechanism comprises locking bail, lock pin and steady pin, described steady pin is fixedly connected on the wherein one handle of described handle region, described lock pin is fixedly connected on another handle, and described locking bail one end is provided with the circular hole coordinated with steady pin, and the described locking bail other end is provided with the round hook fixing with described lock pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420688037.3U CN204195692U (en) | 2014-11-14 | 2014-11-14 | Pipe joint nut special handling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420688037.3U CN204195692U (en) | 2014-11-14 | 2014-11-14 | Pipe joint nut special handling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204195692U true CN204195692U (en) | 2015-03-11 |
Family
ID=52653691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420688037.3U Expired - Fee Related CN204195692U (en) | 2014-11-14 | 2014-11-14 | Pipe joint nut special handling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204195692U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106956234A (en) * | 2017-03-23 | 2017-07-18 | 西安飞机工业（集团）有限责任公司 | A kind of installation method and guider of motor power bearing pin |
| CN113319773A (en) * | 2021-07-15 | 2021-08-31 | 国网河南省电力公司直流运检分公司 | Torque wrench for installing converter valve cooling water pipe joint and installation method thereof |
| CN113459027A (en) * | 2021-07-05 | 2021-10-01 | 北京汽车集团越野车有限公司 | Fastening tool |
-
2014
- 2014-11-14 CN CN201420688037.3U patent/CN204195692U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106956234A (en) * | 2017-03-23 | 2017-07-18 | 西安飞机工业（集团）有限责任公司 | A kind of installation method and guider of motor power bearing pin |
| CN113459027A (en) * | 2021-07-05 | 2021-10-01 | 北京汽车集团越野车有限公司 | Fastening tool |
| CN113319773A (en) * | 2021-07-15 | 2021-08-31 | 国网河南省电力公司直流运检分公司 | Torque wrench for installing converter valve cooling water pipe joint and installation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20151114 |