CN208841266U - A kind of hand-hydraulic torque spanner - Google Patents
A kind of hand-hydraulic torque spanner Download PDFInfo
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- CN208841266U CN208841266U CN201821232261.6U CN201821232261U CN208841266U CN 208841266 U CN208841266 U CN 208841266U CN 201821232261 U CN201821232261 U CN 201821232261U CN 208841266 U CN208841266 U CN 208841266U
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Abstract
The utility model discloses a kind of hand-hydraulic torque spanneres, including cylinder, matched piston is slidably connected in cylinder, the upside fixation of cylinder is communicated with ram pot, ram pot is located between piston and the cylinder bottom of cylinder, matched hydraulic block is slidably connected in ram pot, supporting block is fixedly connected on the outer tube wall of cylinder, supporting block is hinged with compression bar far from one end of cylinder, support rod is hinged at the top center of hydraulic block, support rod is hinged on compression bar far from one end of hydraulic block and corresponds on bar wall, push rod is fixedly connected at the center of the one end at cylinder bottom of the piston far from cylinder, push rod is fixedly connected with the first rack gear far from one end of piston, the first rotation axis is rotatably connected to by first bearing fixation on the lower barrel of cylinder, one end close to the first rack gear of first rotation axis upwardly extends.The utility model makes it possible to remove well and pretension bolt, and cheap, easy to maintenance, is conducive to a large amount of assembly.
Description
Technical field
The utility model relates to field of mechanical technique more particularly to a kind of hand-hydraulic torque spanneres.
Background technique
Hydraulic torque spanner is usually by hydraulic torque wrench ontology, the dedicated pumping plant of hydraulic torque wrench and duplex high pressure
Hose and high strength heavy type sleeve composition, conventional torque wrenches use electric hydraulic station, and the market price is high, maintenance difficult,
It is unfavorable for largely assembling.
Utility model content
Purpose of the utility model is to solve electric hydraulic stations in the prior art, and the market price is high, and maintenance is tired
Difficulty, is unfavorable for the problem of largely assembling, and a kind of hand-hydraulic torque spanner proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of hand-hydraulic torque spanner, including cylinder slidably connect matched piston, institute in the cylinder
The upside fixation for stating cylinder is communicated with ram pot, and the ram pot is located between piston and the cylinder bottom of cylinder, in the ram pot
Matched hydraulic block is slidably connected, supporting block is fixedly connected on the outer tube wall of the cylinder, the supporting block is remote
One end from cylinder is hinged with compression bar, support rod is hinged at the top center of the hydraulic block, the support rod is far from hydraulic
One end of block is hinged on compression bar and corresponds on bar wall, is fixedly connected with and pushes away at the center of the one end at cylinder bottom of the piston far from cylinder
Bar, the push rod are fixedly connected with the first rack gear far from one end of piston, are consolidated on the lower barrel of the cylinder by first bearing
Surely it is rotatably connected to the first rotation axis, one end close to the first rack gear of first rotation axis upwardly extends, and is fixedly connected
Have first gear, the first gear is meshed with the first rack gear, first rotation axis far from the first rack gear one end to
Lower extension, and the first ut socket is installed.
Preferably, the push rod is fixedly connected with the second rack gear with the first rack gear same specification, institute far from one end of piston
It states the second rack gear to be fixedly connected backwards with the flank of tooth of the first rack gear, be rotated on the lower barrel of the cylinder by the way that second bearing is fixed
It is connected with the second rotation axis, one end close to the second rack gear of second rotation axis upwardly extends, and is fixedly connected with second
Gear, the second gear are meshed with the second rack gear, and one end far from the second rack gear of second rotation axis extends downwardly,
And the second ut socket is installed.
Preferably, limiting slot is symmetrically offered on the correspondence barrel in the ram pot, be slidably connected in the limiting slot
There is matched limited block, the limited block is fixedly connected on the correspondence side wall of hydraulic block far from one end of limiting slot slot bottom
On.
Preferably, for the limiting slot far from spring is fixedly connected on the side cell wall of compression bar, the spring other end is solid
Surely it is connected on the correspondence side wall of limited block.
Preferably, annular fixed block is fixedly connected on the inner tube wall of the cylinder, the push rod passes through annular fixed block
Setting, and annular fixed block is slidably connected with push rod.
Preferably, the upside fixation of the cylinder is communicated with pressure display table.
Compared with prior art, the utility model provides a kind of hand-hydraulic torque spanner, have it is following the utility model has the advantages that
1, hand-hydraulic torque spanner, by the way that cylinder, piston, ram pot, supporting block, hydraulic block, support rod, pressure is arranged
Bar, push rod, the first rack gear, the first rotation axis, first gear and the first ut socket are pulled down when needing to remove bolt
Compression bar, compression bar pushes hydraulic block to push liquid mobile into cylinder in ram pot by support rod, living under the action of hydraulic
Plug pushes the first rack gear to be moved to the left by push rod, and the first rack gear drives first gear rotation, first gear by being moved to the left
It drives the first ut socket to rotate forward by the first rotation axis, by disassembling bolts, when needing pretension bolt, pulls up dynamic pressure
Bar, it is under atmospheric pressure, final that the first ut socket is driven to rotate backward, make it possible to using hand-hydraulic torque spanner
Turn bolt, it is cheap, it is easy to maintenance, it is conducive to a large amount of assembly.
2, hand-hydraulic torque spanner, by the way that cylinder, piston, ram pot, supporting block, hydraulic block, support rod, pressure is arranged
Bar, push rod, the second rack gear, the second rotation axis, second gear and the second ut socket are pulled down when needing pretension bolt
Compression bar, compression bar pushes hydraulic block to push liquid mobile into cylinder in ram pot by support rod, living under the action of hydraulic
Plug pushes the second rack gear to be moved to the left by push rod, and the second rack gear drives second gear rotation, second gear by being moved to the left
It drives the second ut socket to rotate backward by the second rotation axis, tools for bolts ' pretension allows the device to bolt preferably
It pre-tightens.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model
Make it possible to remove well and pretension bolt, and cheap, it is easy to maintenance, it is conducive to a large amount of assembly.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of hand-hydraulic torque spanner side structure schematic view；
Fig. 2 be the utility model proposes a kind of hand-hydraulic torque spanner in overlooking structure diagram；
Fig. 3 is the enlarged drawing of part A in Fig. 1；
Fig. 4 be the utility model proposes a kind of hand-hydraulic torque spanner bottom view.
In figure: 1 cylinder, 2 pistons, 3 ram pots, 4 hydraulic blocks, 5 supporting blocks, 6 compression bars, 7 support rods, 8 push rods, 9 first teeth
Item, 10 first rotation axis, 11 first gears, 12 first ut sockets, 13 second rack gears, 14 second rotation axis, 15 second gears,
16 second ut sockets, 17 limiting slots, 18 limited blocks, 19 springs, 20 annular fixed blocks, 21 pressure display tables.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-2, a kind of hand-hydraulic torque spanner, including cylinder 1 slidably connect in cylinder 1 and match with it
Piston 2, cylinder 1 upside fixation is communicated with ram pot 3, ram pot 3 is located between piston 2 and the cylinder bottom of cylinder 1, ram pot
Matched hydraulic block 4 is slidably connected in 3, supporting block 5 is fixedly connected on the outer tube wall of cylinder 1, and supporting block 5 is separate
One end of cylinder 1 is hinged with compression bar 6, support rod 7 is hinged at the top center of hydraulic block 4, support rod 7 is far from hydraulic block 4
One end is hinged on the corresponding bar wall of compression bar 6, is fixedly connected with push rod 8 at the center of the one end at cylinder bottom of the piston 2 far from cylinder 1,
Push rod 8 is fixedly connected with the first rack gear 9 far from one end of piston 2, is connected on the lower barrel of cylinder 1 by the fixed rotation of first bearing
It is connected to the first rotation axis 10, one end close to the first rack gear 9 of the first rotation axis 10 upwardly extends, and is fixedly connected with the first tooth
Wheel 11, first gear 11 is meshed with the first rack gear 9, and one end far from the first rack gear 9 of the first rotation axis 10 extends downwardly, and
First ut socket 12 is installed, when needing to remove bolt, pulls down compression bar 6, compression bar 6 pushes hydraulic by support rod 7
Block 4 pushes liquid mobile in ram pot 3 into cylinder 1, and under the action of hydraulic, piston 2 pushes the first rack gear by push rod 8
9 are moved to the left, and the first rack gear 9 drives first gear 11 to rotate by being moved to the left, and first gear 11 passes through the first rotation axis 10
It drives the first ut socket 12 to rotate forward, by disassembling bolts, when needing pretension bolt, compression bar 6 is pulled up, in atmospheric pressure
Under the action of, it is final that the first ut socket 12 is driven to rotate backward, make it possible to using hand-hydraulic torque spanner turn bolt,
It is cheap, it is easy to maintenance, it is conducive to a large amount of assembly.
Push rod 8 is fixedly connected with the second rack gear 13 with 9 same specification of the first rack gear, the second rack gear far from one end of piston 2
13 are fixedly connected backwards with the flank of tooth of the first rack gear 9, are rotatably connected to second by second bearing fixation on the lower barrel of cylinder 1
One end close to the second rack gear 13 of rotation axis 14, the second rotation axis 14 upwardly extends, and is fixedly connected with second gear 15, the
Two gears 15 are meshed with the second rack gear 13, and one end far from the second rack gear 13 of the second rotation axis 14 extends downwardly, and installs
There is the second ut socket 16, when needing pretension bolt, pulls down compression bar 6, compression bar 6 pushes hydraulic block 4 to exist by support rod 7
Push liquid mobile into cylinder 1 in ram pot 3, under the action of hydraulic, piston 2 by push rod 8 push the second rack gear 13 to
It moves left, the second rack gear 13 drives second gear 15 to rotate by being moved to the left, and second gear 13 passes through 14 band of the second rotation axis
Dynamic second ut socket 16 rotates backward, and tools for bolts ' pretension allows the device to tools for bolts ' pretension preferably.
Limiting slot 17 is symmetrically offered on correspondence barrel in ram pot 3, is slidably connected in limiting slot 17 and its phase
The limited block 18 matched, limited block 18 are fixedly connected on the correspondence side wall of hydraulic block 4 far from one end of 17 slot bottom of limiting slot, prevent
Hydraulic block 4 falls off.
Limiting slot 17 is fixedly connected on far from spring 19,19 other end of spring is fixedly connected on the side cell wall of compression bar 6
On the correspondence side wall of limited block 18, compression bar 6 is automatically reset.
Annular fixed block 20 is fixedly connected on the inner tube wall of cylinder 1, push rod 8 passes through annular fixed block 20 and is arranged, and ring
Shape fixed block 20 is slidably connected with push rod 8, so that the movement of push rod 8 is more stable.
The upside fixation of cylinder 1 is communicated with pressure display table 21, can understand the pressure in cylinder 1 in real time.
In the utility model, when needing to remove bolt, compression bar 6 is pulled down, compression bar 6 pushes hydraulic by support rod 7
Block 4 pushes liquid mobile in ram pot 3 into cylinder 1, and under the action of hydraulic, piston 2 pushes the first rack gear by push rod 8
9 are moved to the left, and the first rack gear 9 drives first gear 11 to rotate by being moved to the left, and first gear 11 passes through the first rotation axis 10
It drives the first ut socket 12 to rotate forward, by disassembling bolts, when needing pretension bolt, compression bar 6 is pulled up, in atmospheric pressure
Under the action of, it is final that the first ut socket 12 is driven to rotate backward, make it possible to using hand-hydraulic torque spanner turn bolt,
It is cheap, it is easy to maintenance, it is conducive to a large amount of assembly, when needing pretension bolt, pulls down compression bar 6, compression bar 6 passes through support rod
7 push hydraulic block 4 to push liquid mobile into cylinder 1 in ram pot 3, and under the action of hydraulic, piston 2 is pushed away by push rod 8
Dynamic second rack gear 13 is moved to the left, and the second rack gear 13 drives second gear 15 to rotate by being moved to the left, and second gear 13 passes through
Second rotation axis 14 drives the second ut socket 16 to rotate backward, and tools for bolts ' pretension allows the device to bolt preferably
It pre-tightens.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of hand-hydraulic torque spanner, including cylinder (1), which is characterized in that slidably connect in the cylinder (1) and its
The upside fixation of the piston (2) to match, the cylinder (1) is communicated with ram pot (3), and the ram pot (3) is located at piston (2)
Between the cylinder bottom of cylinder (1), matched hydraulic block (4), the cylinder are slidably connected in the ram pot (3)
(1) it being fixedly connected on outer tube wall supporting block (5), the supporting block (5) is hinged with compression bar (6) far from the one end of cylinder (1),
It is hinged with support rod (7) at the top center of the hydraulic block (4), the one end of the support rod (7) far from hydraulic block (4) is hinged
On compression bar (6) corresponding bar wall, push rod is fixedly connected at the center of the one end at cylinder bottom of the piston (2) far from cylinder (1)
(8), the push rod (8) is fixedly connected with the first rack gear (9) far from the one end of piston (2), leads on the lower barrel of the cylinder (1)
First bearing fixation is crossed to be rotatably connected to the first rotation axis (10), close first rack gear (9) of first rotation axis (10)
One end upwardly extends, and is fixedly connected with first gear (11), and the first gear (11) is meshed with the first rack gear (9), institute
The one end far from the first rack gear (9) for stating the first rotation axis (10) extends downwardly, and is equipped with the first ut socket (12).
2. a kind of hand-hydraulic torque spanner according to claim 1, which is characterized in that the push rod (8) is far from piston
(2) one end is fixedly connected with the second rack gear (13) with the first rack gear (9) same specification, second rack gear (13) and the first tooth
The flank of tooth of item (9) is fixedly connected backwards, is rotatably connected to second turn by second bearing fixation on the lower barrel of the cylinder (1)
One end close to the second rack gear (13) of moving axis (14), second rotation axis (14) upwardly extends, and is fixedly connected with second
Gear (15), the second gear (15) are meshed with the second rack gear (13), separate second tooth of second rotation axis (14)
One end of item (13) extends downwardly, and is equipped with the second ut socket (16).
3. a kind of hand-hydraulic torque spanner according to claim 1, which is characterized in that pair in the ram pot (3)
It answers and is symmetrically offered on barrel limiting slot (17), slidably connect matched limited block in the limiting slot (17)
(18), the limited block (18) is fixedly connected on the correspondence side wall of hydraulic block (4) far from one end of limiting slot (17) slot bottom.
4. a kind of hand-hydraulic torque spanner according to claim 3, which is characterized in that the limiting slot (17) is far from pressure
It is fixedly connected on the side cell wall of bar (6) spring (19), spring (19) other end is fixedly connected on limited block (18)
On corresponding side wall.
5. a kind of hand-hydraulic torque spanner according to claim 1, which is characterized in that the inner tube wall of the cylinder (1)
On be fixedly connected with annular fixed block (20), the push rod (8) passes through annular fixed block (20) and is arranged, and annular fixed block (20)
It is slidably connected with push rod (8).
6. a kind of hand-hydraulic torque spanner according to claim 1, which is characterized in that the upside of the cylinder (1) is solid
Surely pressure display table (21) are communicated with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821232261.6U CN208841266U (en) | 2018-08-01 | 2018-08-01 | A kind of hand-hydraulic torque spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821232261.6U CN208841266U (en) | 2018-08-01 | 2018-08-01 | A kind of hand-hydraulic torque spanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208841266U true CN208841266U (en) | 2019-05-10 |
Family
ID=66355036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821232261.6U Active CN208841266U (en) | 2018-08-01 | 2018-08-01 | A kind of hand-hydraulic torque spanner |
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| Country | Link |
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| CN (1) | CN208841266U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293522A (en) * | 2019-07-24 | 2019-10-01 | 济南二建集团工程有限公司 | A kind of pipeline fire trapping ring for building back side bolt-tightening tool |
| CN110625558A (en) * | 2019-10-08 | 2019-12-31 | 南京荧河谷科技有限公司 | Portable hydraulic wrench with adjustable torque |
| CN110640668A (en) * | 2019-10-08 | 2020-01-03 | 南京荧河谷科技有限公司 | Torque adjusting method |
| CN111993348A (en) * | 2020-09-08 | 2020-11-27 | 陈慧芳 | Hexagon socket head cap screw sliding thread extractor |
-
2018
- 2018-08-01 CN CN201821232261.6U patent/CN208841266U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293522A (en) * | 2019-07-24 | 2019-10-01 | 济南二建集团工程有限公司 | A kind of pipeline fire trapping ring for building back side bolt-tightening tool |
| CN110625558A (en) * | 2019-10-08 | 2019-12-31 | 南京荧河谷科技有限公司 | Portable hydraulic wrench with adjustable torque |
| CN110640668A (en) * | 2019-10-08 | 2020-01-03 | 南京荧河谷科技有限公司 | Torque adjusting method |
| CN111993348A (en) * | 2020-09-08 | 2020-11-27 | 陈慧芳 | Hexagon socket head cap screw sliding thread extractor |
| CN111993348B (en) * | 2020-09-08 | 2021-06-22 | 陈慧芳 | Hexagon socket head cap screw sliding thread extractor |
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