CN205128759U - Pipeline hydraulic tong die head and hydraulic tong thereof - Google Patents
Pipeline hydraulic tong die head and hydraulic tong thereof Download PDFInfo
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- CN205128759U CN205128759U CN201520903869.7U CN201520903869U CN205128759U CN 205128759 U CN205128759 U CN 205128759U CN 201520903869 U CN201520903869 U CN 201520903869U CN 205128759 U CN205128759 U CN 205128759U
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Abstract
The utility model provides a pipeline hydraulic tong die head and hydraulic tong thereof, wherein, pipeline hydraulic tong die head includes the first tong arm of pin joint, the second tong arm, and torque spring, torque spring's the first arm and second arm lean on with inboard counterbalance of first tong arm and second tong arm respectively, it corresponds anastomotic first die head and second die head to be equipped with respectively in the inboard on the upper portion of first tong arm and second tong arm, the first cambered surface identical with the local surface of pipeline is set to one side near the second die head of first die head, be equipped with first recess along the length direction of first cambered surface on, one side that is close to first die head of second die head set to with the identical second cambered surface of internal surface that local surface corresponds is equipped with the first arch that corresponds with first recess in the second cambered surface, when the application of force respectively during in the well lower part of first tong arm and second tong arm, first die head and second die head then are close to each other and paste and tightly perhaps keeps away from each other. Therefore, the utility model has the advantages of the structure is simpler, the operation is more convenient.
Description
Technical field
The utility model relates to hydraulic tongs die head field, especially a kind of pipeline hydraulic pincers die head and hydraulic tongs thereof.
Background technology
In daily life, pipeline is seen everywhere, such as gas piping, sewage conduct etc., in various pipeline connects, in order to arrange pipe more easily and install, often need to use connector realize turning to of pipeline and be connected, such as curved logical, straight-through, threeway etc.; In prior art, connector and pipeline junction are normally fixed with anchor ear or are compressed with gland, and these are all that connector is connected with pipe is more tight, firm individually through increasing the mode of externally reinforced, thus prevent junction from popping; But the mode that independent increase is externally reinforced is often subject to the restriction of tubing, and junction complex structure can be made, dismounting not easily, troublesome poeration, need drop into manpower also many; Someone justs think and a way, while externally reinforced of increase, then processes the junction of the pipeline on pipeline and connector, such as suppresses, make can closely be fixed together between pipeline and connector with this; Therefore, use with regard to needing the pincers die head carrying out die sinking, but existing pincers die head is complicated, operate not easily, and cost is higher.
Utility model content
In order to overcome the problems referred to above, the utility model provides to society that a kind of structure is simpler, the pipeline hydraulic of more convenient operation pincers die head.
Another one object of the present utility model is to provide that a kind of structure is simpler, the hydraulic tongs of more convenient operation.
The technical solution of the utility model is: provide a kind of pipeline hydraulic to clamp die head, comprise the first tong arm of pivot joint, second tong arm, and the torque spring be fixed between the first tong arm and the second tong arm, first arm of described torque spring and the second arm lean with the inner side of the first tong arm and the second tong arm respectively, corresponding the first die head of coincideing and the second die head is respectively equipped with in the inner side on the top of described first tong arm and the second tong arm, the first cambered surface matched with the local outer surface of pipeline is arranged in the side near the second die head of described first die head, length direction along described first cambered surface is provided with the first groove, described second die head be arranged to the second cambered surface that the inner surface corresponding with described local outer surface match near the side of the first die head, described second cambered surface is provided with first projection corresponding with described first groove, when forcing in the middle and lower part of described first tong arm and the second tong arm respectively, described first die head and the second die head then close to each other and be adjacent to or mutually away from.
As to improvement of the present utility model, be detachable connection between described first die head with described first tong arm, described second die head with between the second tong arm be detachable connection.
As to improvement of the present utility model, be provided with the second groove or the second projection in the one side of close described first tong arm of described first die head, described first tong arm is provided with and described second groove or the second protruding corresponding the 3rd protruding or the 3rd groove coincide; The one side of close described second tong arm of described second die head is provided with the 4th groove or the 4th projection, described second tong arm is provided with and described 4th groove or the 4th protruding corresponding the 5th protruding or the 5th groove coincide, and described first die head and the second die head is connected respectively by the cooperation of projection and groove with described first tong arm and the second tong arm.
As to improvement of the present utility model, described first tong arm is provided with the first through hole, and described second pincers wall is provided with the second through hole, and the first drive-connecting shaft is each passed through the first through hole and the second through hole by described first tong arm and the second tong arm pivot joint.
As to improvement of the present utility model, also comprise the connector being provided with third through-hole and fourth hole, described first tong arm and the second tong arm are respectively equipped with the first corresponding through hole and the second through hole, first drive-connecting shaft is each passed through the first through hole and third through-hole by described first tong arm and connector pivot joint, and the second drive-connecting shaft is each passed through the second through hole and fourth hole by described first tong arm and connector pivot joint; Described torque spring is fixed on described connector by the first pin.
As to improvement of the present utility model, also comprise the retaining ring for preventing the first tong arm, the second tong arm or connector from exiting.
As to improvement of the present utility model, also comprise the 6th groove and the 7th groove that move for the first arm and the second arm respectively for described torque spring, described 6th groove is located at the inner side of described first tong arm, described 7th groove is located at the inner side of described second tong arm, described first arm is resisted against in described 6th groove, and described second arm is resisted against in described 7th groove.
The utility model also provides a kind of hydraulic tongs, and this hydraulic tongs contains above-mentioned any one pipeline hydraulic pincers die head.
The utility model is corresponding the first die head of coincideing and the second die head because the inner side on the top at described first tong arm and the second tong arm is respectively equipped with, the first cambered surface matched with the local outer surface of pipeline is arranged in the side near the second die head of described first die head, length direction along described first cambered surface is provided with the first groove, described second die head be arranged to the second cambered surface that the inner surface corresponding with described local outer surface match near the side of the first die head, described second cambered surface is provided with corresponding with described first groove first protruding; The utility model in use, pipeline is placed between described first die head and the second die head, when forcing in the middle and lower part of described first tong arm and the second tong arm respectively, described first die head and the second die head then close to each other and compress pipeline, the outer wall of pipeline suppresses projection, projection is unlikely to landing when pipeline is connected, and plays the effect of reinforcing further; The utility model structure is simple, easy to use, quick, improving working (machining) efficiency, reducing input cost for being conducive to; Therefore, the utility model has that structure is simpler, the advantage of more convenient operation.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram of the first embodiment in the utility model.
Fig. 2 is the using state perspective view after Fig. 1 assembles completely.
Fig. 3 is the decomposition texture schematic diagram of the second embodiment in the utility model.
Fig. 4 is the plane simplified schematic diagram of the third embodiment in the utility model.
Fig. 5 is the decomposition texture schematic diagram of hydraulic tongs in the utility model.
Fig. 6 is the perspective view after Fig. 5 assembles completely.
Detailed description of the invention
In description of the present utility model, it will be appreciated that, orientation or the position relationship of the instruction such as " " center ", " on ", D score, "front", "rear", "left", "right" in term be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " connection ", " being connected " should be interpreted broadly, and such as, can be fixedly connected with, and also can be that dismounting connects, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also can be indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term can be understood at concrete meaning of the present utility model.In addition, in description of the present utility model, except as otherwise noted, the implication of " multiple ", " some " is two or more.
Refer to Fig. 1 to Fig. 2, what Fig. 1 and Fig. 2 disclosed is the first embodiment that pipeline hydraulic clamps die head, a kind of pipeline hydraulic pincers die head, comprise the first tong arm 11 of pivot joint, second tong arm 12, and the torque spring 2 be fixed between the first tong arm 11 and the second tong arm 12, first arm 21 of described torque spring 2 and the inner side 113 of the first tong arm 11 lean, second arm 22 of described torque spring 2 and the inner side 123 of the second tong arm 12 lean, the first die head 31 is provided with in the inner side 113 on the top 114 of described first tong arm 11, second die head 32 that coincide corresponding to described first die head 31 is provided with in the inner side 123 on the top 124 of described second tong arm 12, wherein, the first cambered surface 33 matched with the local outer surface 41 of pipeline 4 is arranged in the side near the second die head 32 of described first die head 31, length direction along described first cambered surface 33 is provided with the first groove 330, described second die head 32 be arranged to the second cambered surface 34 that the inner surface 42 corresponding with described local outer surface 41 match near the side of the first die head 31, described second cambered surface 34 is provided with first projection 340 corresponding with described first groove 330, when forcing in the middle and lower part of described first tong arm 11 and the second tong arm 12 respectively, described first die head 21 and the second die head 22 close to each other and be adjacent to or mutually away from, the utility model in use, by pipeline 4 as between described first die head 31 and the second die head 32, force in the middle and lower part of described first tong arm 11 and the second tong arm 12 respectively, so just can suppress projection at the outer wall of pipeline 4, thus make pipeline 4 when being connected with fast connector, pipeline 4 can be stuck in connector by projection, prevents pipeline 4 slippage, thus makes the connection between pipeline 4 and connector tightr, the utility model structure is simple, easy to use, processing ease, is very beneficial for batch production.
In the present embodiment, in order to the pipeline making the utility model go for different inner diameters, be detachable connection between described first die head 31 with described first tong arm 11, described second die head 32 be detachable connection between the second tong arm 12, in the utility model, in order to make between described die head 31 and described first tong arm 11, and described second die head 32 can be connected tightr with between the second tong arm 12, the second groove 310(or second is provided with protruding) in the one side of close described first tong arm 11 of described first die head 31, described first tong arm 11 is provided with protruding with described second groove 310(or second) corresponding 3rd projection (or the 3rd groove) of coincideing, the one side of close described second tong arm 12 of described second die head 32 is provided with the 4th groove 320(or the 4th projection), described second tong arm 12 is provided with protruding with described 4th groove 320(or the 4th) corresponding 5th projection (or the 5th groove) of coincideing, described first die head 31 and the second die head 32 are connected respectively by protruding cooperation with groove with described first tong arm 11 and the second tong arm 12, in the present embodiment, be be provided with the second groove 310 in the one side of close described first tong arm 11 of described first die head 31, the side of close described first die head 31 on the top 114 of described first tong arm 11 be arranged to the shape matched with described second groove 310 simultaneously, similarly, the one side of close described second tong arm 12 of described second die head 32 is provided with the 4th groove 320, the side of close described second die head 32 on the top 124 of described second tong arm 12 is arranged to the shape matched with described 4th groove 320 simultaneously, in the present embodiment, producing various the first die head 31 and the second die head 32 being applicable to the pipeline of different-diameter, by changing the first die head 31 and the second die head 32, reaching the object of the pipeline being applicable to different-diameter with this.
In the utility model, preferably, also comprise the connector 6 being provided with third through-hole 61 and fourth hole 62, in the present embodiment, described connector 6 comprises the upper connector 65 be arranged in parallel of preset distance of being separated by and lower connector 66, described upper connector 65 and lower connector 66 are equipped with third through-hole 61 and fourth hole 62, described first tong arm 11 and the second tong arm 12 are folded between described upper connector 65 and lower connector 66, described first tong arm 11 and the second tong arm 12 are respectively equipped with the first corresponding through hole 111 and the second through hole 121, first drive-connecting shaft 51 is each passed through the first through hole 111 and third through-hole 61 by described first tong arm 11 and connector 6 pivot joint, second drive-connecting shaft 52 is each passed through the second through hole 121 and fourth hole 62 by described first tong arm 11 and connector 6 pivot joint, described torque spring 2 is fixed on described connector 6 by the first pin 20.
In the utility model, the first drive-connecting shaft 51 or the second drive-connecting shaft 52 is exited in order to prevent the first tong arm 11, second tong arm 12 of pivot joint, upper connector 65 and lower connector 66, also comprise the retaining ring 7 for preventing the first tong arm 11, second tong arm 12 or connector 6 from exiting, the end face of described upper connector 65 is provided with the first retaining ring 71 and the second retaining ring 72, and the end face of described lower connector 66 is also provided with the first retaining ring 71 and the second retaining ring 72.
In the utility model, preferably, also comprise the 6th groove 112 and the 7th groove 122 that move for the first arm 21 and the second arm 22 respectively for described torque spring 2, described 6th groove 112 is located at the inner side 113 of described first tong arm 11, described 7th groove 122 is located at the inner side 123 of described second tong arm 12, described first arm 21 is resisted against in described 6th groove 112, and described second arm 22 is resisted against in described 7th groove 122; First arm 21 of described like this torque spring 2 and the second arm 22 are just unlikely to depart from described first tong arm 11 and the second tong arm 12 respectively, the utility model are operated more convenient, are more conducive to increasing work efficiency.
In the utility model, better described first tong arm 11 and the second tong arm 12 are exerted a force to make operator, described first tong arm 11 and the second tong arm 12 are respectively equipped with the first shank part 116 and the second shank part 126, operator, when operating, holds described first shank part 116 and the second shank part 126.
Below for the Fig. 2 in the first embodiment, specific descriptions are used as to of the present utility model making:
First force in the middle and lower part of described first tong arm 11 and the second tong arm 12, make the middle and lower part of described first tong arm 11 and the second tong arm 12 adjacent to each other, now the top 124 of the top 114 of described first tong arm 11 and the second tong arm 12 mutually away from, then by pipeline 4 as between described first die head 31 and the second die head 32, make the local outer surface 41 of pipeline 4 be adjacent to mutually with described first cambered surface 33 simultaneously, the inner surface 42 corresponding with described local outer surface 41 of pipeline 4 and the second cambered surface 34 are adjacent to mutually, now force in the middle and lower part of described first tong arm 11 and the second tong arm 12, the middle and lower part making the first tong arm 11 and the second tong arm 12 mutually away from, the top 114 of described like this first tong arm 11 and 124, the top of the second tong arm 12 adjacent to each other, continue the middle and lower part forcing in described first tong arm 11 and the second tong arm 12, 4, pipeline is under the two-way active force of described first die head 31 and the second die head, be squeezed, and suppress projection at pipeline 4 outer wall, just molding is completed with this, whole operating process of the present utility model is very simple, and fast, efficiency is high.
The utility model can also be set to the second embodiment (as shown in Figure 3), the second embodiment is identical substantially with the first embodiment, its difference is that described first die head 31 in the present embodiment and the first tong arm 11 are one, and described second die head 32 and the second tong arm 12 are integrally.
The utility model can also be set to the third embodiment (as shown in Figure 4), the third embodiment is identical substantially with the first embodiment, its difference is that described first tong arm 11 is provided with the first through hole 111, described second pincers wall 12 is provided with the second through hole 121, first drive-connecting shaft 51 and is each passed through the first through hole 111 and the second through hole 121 by described first tong arm 11 and the second tong arm 12 pivot joint.
The utility model also provides a kind of hydraulic tongs (as shown in Figure 5 and Figure 6), this hydraulic tongs contains above-mentioned any one pipeline hydraulic pincers die head, this hydraulic tongs hydraulic power mechanism 9 provides power, shown hydraulic power mechanism 9 is connected with described connector 6 by the second pin 92, described upper connector 65 and lower connector 66 are respectively equipped with corresponding fifth hole 63, shown hydraulic power mechanism 9 is provided with the 6th through hole 91, and described hydraulic power mechanism 9 is integrally fixed with hydraulic tongs die head through fifth hole 63 and the 6th through hole 91 by described second pin 92 successively.
Claims (9)
1. a pipeline hydraulic pincers die head, comprise first tong arm (11) of pivot joint, second tong arm (12), and the torque spring (2) be fixed between the first tong arm (11) and the second tong arm (12), first arm (21) of described torque spring (2) and the second arm (22) lean with the inner side of the first tong arm (11) and the second tong arm (12) respectively, it is characterized in that, corresponding the first die head (31) of coincideing and the second die head (32) is respectively equipped with in the inner side on the top of described first tong arm (11) and the second tong arm (12), the first cambered surface (33) matched with the local outer surface (41) of pipeline (4) is arranged in the side near the second die head (32) of described first die head (31), length direction along described first cambered surface (33) is provided with the first groove (330), described second die head (32) be arranged to the second cambered surface (34) that the inner surface (42) corresponding with described local outer surface (41) match near the side of the first die head (31), described second cambered surface (34) is provided with first projection (340) corresponding with described first groove (330), when forcing in the middle and lower part of described first tong arm (11) and the second tong arm (12) respectively, described first die head (31) and the second die head (32) then close to each other and be adjacent to or mutually away from.
2. pipeline hydraulic according to claim 1 pincers die head, it is characterized in that, be detachable connection between described first die head (31) with described first tong arm (11), described second die head (32) be detachable connection between the second tong arm (12).
3. pipeline hydraulic pincers die head according to claim 2, it is characterized in that, be provided with the second groove (310) or the second projection in the one side of close described first tong arm (11) of described first die head (31), described first tong arm (11) is provided with and described second groove (310) or the second protruding corresponding the 3rd protruding or the 3rd groove coincide; The one side of close described second tong arm (12) of described second die head (32) is provided with the 4th groove (320) or the 4th projection, described second tong arm (12) is provided with and described 4th groove (320) or the 4th protruding corresponding the 5th protruding or the 5th groove coincide, and described first die head (31) and the second die head (32) is connected respectively by the cooperation of projection and groove with described first tong arm (11) and the second tong arm (12).
4. the pipeline hydraulic pincers die head according to claim 1,2 or 3, it is characterized in that, described first tong arm (11) is provided with the first through hole (111), described second tong arm (12) is provided with the second through hole (121), and the first drive-connecting shaft (51) is each passed through the first through hole (111) and the second through hole (121) by described first tong arm (11) and the second tong arm (12) pivot joint.
5. according to claim 1, pipeline hydraulic pincers die head described in 2 or 3, it is characterized in that, also comprise the connector (6) being provided with third through-hole (61) and fourth hole (62), described first tong arm (11) and the second tong arm (12) are respectively equipped with corresponding the first through hole (111) and the second through hole (121), first drive-connecting shaft (51) is each passed through the first through hole (111) and third through-hole (61) by described first tong arm (11) and connector (6) pivot joint, second drive-connecting shaft (52) is each passed through the second through hole (121) and fourth hole (62) by described first tong arm (11) and connector (6) pivot joint, described torque spring (2) is fixed on described connector (6) by the first pin (20).
6. pipeline hydraulic pincers die head according to claim 4, is characterized in that, also comprising the retaining ring (7) for preventing the first tong arm (11), the second tong arm (12) or connector (6) from exiting.
7. pipeline hydraulic pincers die head according to claim 5, is characterized in that, also comprising the retaining ring (7) for preventing the first tong arm (11), the second tong arm (12) or connector (6) from exiting.
8. the pipeline hydraulic pincers die head according to claim 1,2 or 3, it is characterized in that, also comprise the 6th groove (112) and the 7th groove (122) that the first arm (21) and the second arm (22) for supplying described torque spring (2) respectively move, described 6th groove (112) is located at the inner side of described first tong arm (11), described 7th groove (122) is located at the inner side of described second tong arm (12), described first arm (21) is resisted against in described 6th groove (112), and described second arm (22) is resisted against in described 7th groove (122).
9. a hydraulic tongs, is characterized in that, this hydraulic tongs contains any one pipeline hydraulic pincers die head in the claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520903869.7U CN205128759U (en) | 2015-11-13 | 2015-11-13 | Pipeline hydraulic tong die head and hydraulic tong thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520903869.7U CN205128759U (en) | 2015-11-13 | 2015-11-13 | Pipeline hydraulic tong die head and hydraulic tong thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205128759U true CN205128759U (en) | 2016-04-06 |
Family
ID=55614585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520903869.7U Active CN205128759U (en) | 2015-11-13 | 2015-11-13 | Pipeline hydraulic tong die head and hydraulic tong thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205128759U (en) |
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2015
- 2015-11-13 CN CN201520903869.7U patent/CN205128759U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170209 Address after: 523820 Guangdong Province, Dongguan City Industrial Zone Dalingshan Town Fifth Third Patentee after: Guangdong Forster Fluid Technology Co., Ltd. Address before: Daling Shan Zhen Yang house 518000 Guangdong city in Dongguan Province, the first industrial zone Hongfeng Road No. 3 Patentee before: Tang Xuegong |