CN220727402U - Fastening type pipe joint of hydraulic torque wrench - Google Patents
Fastening type pipe joint of hydraulic torque wrench Download PDFInfo
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- CN220727402U CN220727402U CN202322476996.0U CN202322476996U CN220727402U CN 220727402 U CN220727402 U CN 220727402U CN 202322476996 U CN202322476996 U CN 202322476996U CN 220727402 U CN220727402 U CN 220727402U
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- elastic piece
- hydraulic torque
- oil pipe
- sleeve
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- 238000009434 installation Methods 0.000 claims abstract description 54
- 238000007789 sealing Methods 0.000 claims description 13
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 239000012634 fragment Substances 0.000 description 11
- 230000009471 action Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses a fastening type pipe joint of a hydraulic torque wrench, and belongs to the technical field of hydraulic torque wrenches. The utility model provides a fastening formula coupling of hydraulic torque spanner, includes hydraulic torque spanner body, be connected with rotary oil pipe joint on the hydraulic torque spanner body, fixedly connected with installation sleeve on the rotary oil pipe joint, the internal thread has been seted up on the inner wall of installation sleeve, and the installation sleeve has the oil pipe body through internal thread meshing. According to the utility model, the movable grooves are symmetrically formed on two sides of the mounting sleeve, the limiting piece is arranged in the movable grooves, the positioning groove is formed on the mounting thread sleeve, the limiting piece limits the positioning groove, the mounting thread sleeve can be prevented from rotating to play a fastening role, and the limiting pieces are arranged in two, so that the limitation can be canceled only by pressing at the same time, and the false pressing can be prevented.
Description
Technical Field
The utility model relates to the technical field of hydraulic torque wrenches, in particular to a fastening type pipe joint of a hydraulic torque wrench.
Background
A hydraulic wrench is a tool that utilizes hydraulic principles to achieve torque transfer. It is composed of hydraulic pump, hydraulic cylinder, oil pipe and spanner head. Tubing is an important component that connects the hydraulic pump and cylinder and serves to transfer hydraulic pressure and oil.
There are two common ways to connect the hydraulic wrench tubing: direct connection and quick connect connection.
The direct connection is that one end of the oil pipe is connected to the outlet of the hydraulic pump, and the other end is connected to the inlet of the hydraulic cylinder. This connection is simple and straightforward, but requires the use of a threaded joint to secure the oil pipe to ensure the connection's firmness and tightness.
The quick connector is used for connecting the oil pipe with the hydraulic pump and the hydraulic cylinder. Quick connectors are typically composed of two parts: a connector and a plug. The connector is installed on the hydraulic pump and the hydraulic cylinder, and the plug is connected at the two ends of the oil pipe. Through inserting the plug into the connector, the oil pipe can be connected and disconnected rapidly, and the connector is convenient to use and maintain.
The existing direct connection mode is not good in tightness and needs to be reinforced through threaded connection.
Disclosure of Invention
The utility model aims to overcome the defect of poor tightness of directly connected oil pipes in the prior art, and provides a fastening type pipe joint of a hydraulic torque wrench, so as to solve the defect.
In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:
the utility model provides a fastening formula coupling of hydraulic torque spanner, includes hydraulic torque spanner body, be connected with rotary oil pipe joint on the hydraulic torque spanner body, fixedly connected with installation sleeve on the rotary oil pipe joint, the internal thread has been seted up on the installation telescopic inner wall, and the installation sleeve has the oil pipe body through internal thread meshing, and the movable groove has been seted up to the symmetry on the telescopic lateral wall of installation, and movable inslot swing joint has the locating part, the locating part includes first shell fragment, second shell fragment, guide bar and supporting spring, the both ends fixed connection of first shell fragment, second shell fragment, the junction fixedly connected with guide bar of first shell fragment and second shell fragment, cup jointed supporting spring on the guide bar, second shell fragment and oil pipe body block.
Preferably, the limiting holes are formed in the two ends of the movable groove, the limiting holes are movably connected with the guide rods, and one end of the supporting spring is connected with the movable groove.
Preferably, the first elastic piece and the second elastic piece are both in V-shaped structures, the first elastic piece and the second elastic piece form elastic pieces in diamond structures, and the first elastic piece and the second elastic piece extend out of the movable groove.
Preferably, the two ends of the movable groove are symmetrically provided with first limiting plates, the first limiting plates are in contact connection with the first elastic pieces and the second elastic pieces, the second limiting plates are arranged at the middle positions of the movable groove, and the second limiting plates are arranged between the first elastic pieces and the second elastic pieces.
Preferably, the oil pipe body comprises an oil pipe main body, an installation thread sleeve and a sealing ring, wherein the installation thread sleeve is fixedly connected with one end of the oil pipe main body, the sealing ring is arranged at one end, far away from the oil pipe main body, of the installation thread sleeve, the installation thread sleeve is meshed with the internal thread, and the sealing ring is propped against the installation sleeve.
Preferably, the outer wall of the installation thread sleeve is provided with external threads, the external threads are meshed with the internal threads, the side wall of the installation thread sleeve is symmetrically provided with positioning grooves, and the positioning grooves are clamped with the second elastic sheet.
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:
according to the utility model, the movable grooves are symmetrically formed on two sides of the mounting sleeve, the limiting piece is arranged in the movable grooves, the mounting thread sleeve is provided with the positioning groove, the limiting piece limits the positioning groove, the mounting thread sleeve can be prevented from rotating to play a fastening role, and the limiting pieces are arranged in two, so that the limitation can be canceled only by pressing at the same time, and the false pressing can be prevented; the locating part sets up on the installation sleeve, and first shell fragment protrusion in installation sleeve's outer wall, when the installation, holds the installation sleeve, can extrude first shell fragment, easy to assemble.
Drawings
FIG. 1 is a view showing a construction of a connection structure of a fastening type pipe joint according to the present utility model;
FIG. 2 is a view showing the construction of the connection between the installation sleeve and the oil pipe body of the present utility model;
FIG. 3 is an exploded view of FIG. 2 of the present utility model;
fig. 4 is a block diagram of a stopper according to the present utility model.
In the figure: 1. a hydraulic torque wrench body; 11. rotating the oil pipe joint; 2. a mounting sleeve; 21. a movable groove; 211. a limiting hole; 212. a first limiting plate; 213. a second limiting plate; 3. an oil pipe body; 31. an oil pipe main body; 32. installing a threaded sleeve; 321. a positioning groove; 33. a seal ring; 4. a limiting piece; 41. a first elastic sheet; 42. a second spring plate; 43. a guide rod; 44. and a support spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.
Referring to fig. 1-4, the fastening pipe joint of the hydraulic torque wrench of the utility model comprises a hydraulic torque wrench body 1, a rotary oil pipe joint 11 is connected to the hydraulic torque wrench body 1, a mounting sleeve 2 is fixedly connected to the rotary oil pipe joint 11, the mounting sleeve 2 can rotate through the rotary oil pipe joint 11, an inner thread is arranged on the inner wall of the mounting sleeve 2, the mounting sleeve 2 is engaged with an oil pipe body 3 through the inner thread, the oil pipe body 3 is connected in a direct connection mode, the structure is simple, the cost is low, movable grooves 21 are symmetrically arranged on the side wall of the mounting sleeve 2, and limiting pieces 4 are movably connected in the movable grooves 21.
The limiting piece 4 comprises a first elastic piece 41, a second elastic piece 42, a guide rod 43 and a supporting spring 44, wherein two ends of the first elastic piece 41 and two ends of the second elastic piece 42 are fixedly connected, the first elastic piece 41 protrudes out of the outer wall of the installation sleeve 2, the second elastic piece 42 protrudes out of the inner wall of the installation sleeve 2, the guide rod 43 is fixedly connected to the joint of the first elastic piece 41 and the second elastic piece 42, the supporting spring 44 is sleeved on the guide rod 43, and the second elastic piece 42 is clamped with the oil pipe body 3.
The first elastic piece 41 and the second elastic piece 42 are both in V-shaped structures, the first elastic piece 41 and the second elastic piece 42 form elastic pieces in diamond structures, and the first elastic piece 41 and the second elastic piece 42 extend out of the movable groove 21.
Specifically, when the first elastic piece 41 is pressed, the first elastic piece 41 deforms toward the movable groove 21, the two ends of the first elastic piece 41 extend toward the end of the movable groove 21, the guide rod 43 moves in the limiting hole 211 to limit the movement position of the first elastic piece 41, and correspondingly, the two ends of the second elastic piece 42 move simultaneously, the part of the second elastic piece 42 protruding out of the movable groove 21 contracts toward the movable groove 21, and the limitation of the second elastic piece 42 on the oil pipe body 3 disappears.
Both ends of the movable groove 21 are provided with limiting holes 211, the limiting holes 211 are movably connected with the guide rods 43, and one end of the supporting spring 44 is connected with the movable groove 21.
Specifically, the guide rod 43 moves in the limiting hole 211, and the limiting hole 211 limits the two ends of the first elastic sheet 41 and the second elastic sheet 42, so that the ends of the first elastic sheet 41 and the second elastic sheet 42 can only move along the direction of the limiting hole 211.
The two ends of the movable groove 21 are symmetrically provided with first limiting plates 212, the first limiting plates 212 are in contact connection with the first elastic piece 41 and the second elastic piece 42, the widths of the first elastic piece 41 and the second elastic piece 42 are equal to those of the movable groove 21, when the first elastic piece 41 and the second elastic piece 42 move, the movable groove 21 plays a limiting role on the first elastic piece 41 and the second elastic piece 42, the first limiting plates 212 shield the end parts of the first elastic piece 41 and the second elastic piece 42, the position of the guide rod 43 is prevented from being exposed, leakage holes are prevented from occurring at the position, close to the guide rod 43, of the movable groove 21, a second limiting plate 213 is arranged at the middle position of the movable groove 21, the second limiting plates 213 are arranged between the first elastic piece 41 and the second elastic piece 42, the second limiting plates 213 are arranged at the positive middle positions of the gaps between the first elastic piece 41 and the second elastic piece 42, and when the first elastic piece 41 is pushed and extruded, the first elastic piece 41 cannot be pushed and the first elastic piece 41 cannot be pushed.
The oil pipe body 3 includes oil pipe main part 31, installation thread bush 32 and sealing washer 33, and the one end fixedly connected with installation thread bush 32 of oil pipe main part 31, and the one end that installation thread bush 32 kept away from oil pipe main part 31 is provided with sealing washer 33, and installation thread bush 32 and internal thread meshing, sealing washer 33 offsets with installation sleeve 2.
Specifically, the installation thread bush 32 is rotated to fix the oil pipe body 3, and after the installation thread bush 32 is screwed in place, the sealing ring 33 abuts against the installation sleeve 2 to achieve a sealing effect.
An external thread is arranged on the outer wall of the mounting thread sleeve 32, the external thread is meshed with the internal thread, positioning grooves 321 are symmetrically arranged on the side wall of the mounting thread sleeve 32, and the positioning grooves 321 are clamped with the second elastic sheet 42.
Specifically, after the installation thread sleeve 32 is screwed in place, the positioning groove 321 corresponds to the position of the movable groove 21, the first elastic sheet 41 is loosened, under the combined action of the elasticity of the supporting spring 44 and the elasticity of the first elastic sheet 41, the first elastic sheet 41 and the second elastic sheet 42 are reset, the second elastic sheet 42 is clamped into the positioning groove 321 in a combined manner, at this time, the installation thread sleeve 32 cannot rotate, and a fastening effect is achieved on the installation thread sleeve 32.
The working process comprises the following steps: the installation sleeve 2 is held by hand to be installed, the fingers squeeze to the first elastic piece 41, the first elastic piece 41 deforms towards the direction of the movable groove 21, the two ends of the first elastic piece 41 extend towards the end part of the movable groove 21, the guide rod 43 moves in the limiting hole 211 to limit the moving position of the first elastic piece 41, correspondingly, the two ends of the second elastic piece 42 move simultaneously, the part of the second elastic piece 42 protruding out of the movable groove 21 contracts inwards towards the movable groove 21, the limit of the second elastic piece 42 on the oil pipe body 3 disappears, the installation thread sleeve 32 is screwed into the installation sleeve 2, after the installation thread sleeve 32 is screwed in place, the positioning groove 321 corresponds to the position of the movable groove 21, the first elastic piece 41 is loosened, under the combined action of the elasticity of the supporting spring 44 and the first elastic piece 41, the second elastic piece 42 is reset, the second elastic piece 42 is combined and clamped into the positioning groove 321, at this time, the installation thread sleeve 32 cannot rotate to fasten the installation thread sleeve 32, the sealing ring 33 abuts against the installation sleeve 2, and the sealing effect is achieved.
To sum up: the two sides of the mounting sleeve 2 are symmetrically provided with the movable grooves 21, the movable grooves 21 are internally provided with the limiting pieces 4, the mounting thread sleeve 32 is provided with the positioning grooves 321, the limiting pieces 4 limit the positioning grooves 321, the mounting thread sleeve 32 can be prevented from rotating to play a fastening role, and the limiting pieces 4 are provided with two limiting pieces, and the limiting pieces can be cancelled only by pressing at the same time, so that the mistaken pressing can be prevented; the locating part 4 sets up on installation sleeve 2, and first shell fragment 41 protrusion in the outer wall of installation sleeve 2, when the installation, holds installation sleeve 2, can extrude first shell fragment 41, easy to assemble.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a fastening type pipe joint of hydraulic torque spanner, includes hydraulic torque spanner body (1), its characterized in that: the hydraulic torque wrench is characterized in that a rotary oil pipe joint (11) is connected to the hydraulic torque wrench body (1), an installation sleeve (2) is fixedly connected to the rotary oil pipe joint (11), an inner thread is arranged on the inner wall of the installation sleeve (2), the installation sleeve (2) is meshed with an oil pipe body (3) through the inner thread, a movable groove (21) is symmetrically arranged on the side wall of the installation sleeve (2), a limiting part (4) is movably connected to the movable groove (21), the limiting part (4) comprises a first elastic piece (41), a second elastic piece (42), a guide rod (43) and a support spring (44), two ends of the first elastic piece (41) and two ends of the second elastic piece (42) are fixedly connected, a guide rod (43) is fixedly connected to the joint of the first elastic piece (41) and the second elastic piece (42), a support spring (44) is sleeved on the guide rod (43), and the second elastic piece (42) is clamped with the oil pipe body (3).
2. The tightened joint for hydraulic torque wrench of claim 1, wherein: limiting holes (211) are formed in two ends of the movable groove (21), the limiting holes (211) are movably connected with the guide rods (43), and one end of the supporting spring (44) is connected with the movable groove (21).
3. The tightened joint for hydraulic torque wrench of claim 2, wherein: the first elastic piece (41) and the second elastic piece (42) are of V-shaped structures, the first elastic piece (41) and the second elastic piece (42) form elastic pieces of diamond structures, and the first elastic piece (41) and the second elastic piece (42) extend out of the movable groove (21).
4. A tightened joint for hydraulic torque wrench as claimed in claim 3, wherein: the two ends of the movable groove (21) are symmetrically provided with first limiting plates (212), the first limiting plates (212) are in contact connection with the first elastic plates (41) and the second elastic plates (42), second limiting plates (213) are arranged at the middle positions of the movable groove (21), and the second limiting plates (213) are arranged between the first elastic plates (41) and the second elastic plates (42).
5. The tightened joint for hydraulic torque wrench of claim 1, wherein: the oil pipe body (3) comprises an oil pipe main body (31), an installation thread sleeve (32) and a sealing ring (33), wherein the installation thread sleeve (32) is fixedly connected to one end of the oil pipe main body (31), the sealing ring (33) is arranged at one end, far away from the oil pipe main body (31), of the installation thread sleeve (32), the installation thread sleeve (32) is meshed with the internal thread, and the sealing ring (33) is propped against the installation sleeve (2).
6. The tightened joint for hydraulic torque wrench of claim 5, wherein: the outer wall of the installation thread sleeve (32) is provided with external threads, the external threads are meshed with the internal threads, the side wall of the installation thread sleeve (32) is symmetrically provided with positioning grooves (321), and the positioning grooves (321) are clamped with the second elastic sheet (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322476996.0U CN220727402U (en) | 2023-09-13 | 2023-09-13 | Fastening type pipe joint of hydraulic torque wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322476996.0U CN220727402U (en) | 2023-09-13 | 2023-09-13 | Fastening type pipe joint of hydraulic torque wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220727402U true CN220727402U (en) | 2024-04-05 |
Family
ID=90496545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322476996.0U Active CN220727402U (en) | 2023-09-13 | 2023-09-13 | Fastening type pipe joint of hydraulic torque wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220727402U (en) |
-
2023
- 2023-09-13 CN CN202322476996.0U patent/CN220727402U/en active Active
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