CN213744234U - Pull rod type oil cylinder - Google Patents
Pull rod type oil cylinder Download PDFInfo
- Publication number
- CN213744234U CN213744234U CN202022267887.4U CN202022267887U CN213744234U CN 213744234 U CN213744234 U CN 213744234U CN 202022267887 U CN202022267887 U CN 202022267887U CN 213744234 U CN213744234 U CN 213744234U
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- Prior art keywords
- cylinder
- piston
- pull rod
- central axis
- rod
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- 238000007789 sealing Methods 0.000 claims abstract description 22
- 238000009434 installation Methods 0.000 abstract description 11
- 239000003921 oil Substances 0.000 description 15
- 230000035939 shock Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229920005830 Polyurethane Foam Polymers 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002480 mineral oil Substances 0.000 description 3
- 235000010446 mineral oil Nutrition 0.000 description 3
- 239000011496 polyurethane foam Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241000446313 Lamella Species 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000030279 gene silencing Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a pull rod formula hydro-cylinder technical field specifically discloses pull rod formula hydro-cylinder, including cylinder and uide bushing, the inside swing joint of cylinder has the piston rod, and the left end fixedly connected with pull rod of piston rod, the upper and lower both ends of pull rod are provided with the external screw thread, the left end fixedly connected with front end housing of cylinder, and the inside front end fixedly connected with acoustical panel of front end housing, the inside front end fixedly connected with sealing washer of uide bushing, and the uide bushing is located the inside of acoustical panel, the right side swing joint of piston rod has the piston, and the left end swing joint of piston has the bracing piece with adjustable. This pull rod formula hydro-cylinder compares with current ordinary pull rod formula hydro-cylinder, and the device is convenient for carry out quick installation and dismantlement, and processing is more simple and convenient, and to the installation characteristics, the mounted position is unfixed, can be according to the position setting that the customer wanted at will, the simple operation, the switching that output efficiency can be quick just is equipped with the structure that the noise reduces.
Description
Technical Field
The utility model relates to a pull rod formula hydro-cylinder technical field specifically is a pull rod formula hydro-cylinder.
Background
The hydraulic cylinder is a linear motion type executing element with output force being in direct proportion to the effective area of the piston and the pressure difference between the two sides, the hydraulic cylinder has the functions of converting hydraulic energy into mechanical energy, the input quantity of the hydraulic cylinder is the flow and the pressure of fluid, the output is the linear motion speed and the force, the piston of the hydraulic cylinder can complete linear reciprocating motion, the output linear displacement is limited, the hydraulic cylinder is an energy conversion device for converting the hydraulic energy into the mechanical energy of the reciprocating linear motion, the hydraulic cylinder basically comprises a cylinder barrel, a cylinder cover, a piston rod, a sealing device, a buffer device and an exhaust device, the buffer device and the exhaust device are determined according to specific application occasions, other devices are necessary, the hydraulic cylinder is mainly used for a place needing to support heavy objects for a long time, can still support the heavy objects when the oil pressure is removed, is safe and reliable, and can be used underwater, the device is characterized in that the device is simple in function, the load retracts, the nut is self-locked to enable the load to be safer, particularly in large-scale engineering, the device is easy to operate and control and is a self-locking jack, a safety pressure maintaining device is designed, a pressure relief valve is arranged in the device to prevent overload, the self-locking jack is protected, safe operation is facilitated, the device is connected through a high-pressure rubber pipe and a threaded connector, the device is fast to use, and the defect of oil leakage of a fast traditional connector is overcome, and the device is mainly used for mounting, lifting and dismounting operations of equipment in various industries such as electric power, building, mechanical manufacturing, mines, railway bridges, shipbuilding and the like.
The existing pull rod type oil cylinder has the following defects: 1. the device is inconvenient to mount and dismount quickly, complex to process, and inconvenient to operate, and has fixed mounting position for mounting characteristics, and the mounting position cannot be set randomly according to the position desired by a customer; 2. the device output efficiency can not be switched rapidly and is not provided with a structure for reducing noise, and technical innovation is carried out on the basis of the conventional pull rod type oil cylinder aiming at the condition.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pull rod formula hydro-cylinder to propose among the above-mentioned background art that to have as follows not enough: 1. the device is inconvenient to mount and dismount quickly, complex to process, and inconvenient to operate, and has fixed mounting position for mounting characteristics, and the mounting position cannot be set randomly according to the position desired by a customer; 2. the device has the problems that the output efficiency can not be rapidly switched and the structure for reducing noise is not arranged.
In order to achieve the above object, the utility model provides a following technical scheme: the pull rod type oil cylinder comprises a cylinder barrel and a guide sleeve, a piston rod is movably connected inside the cylinder barrel, and the left end of the piston rod is fixedly connected with a pull rod, the upper end and the lower end of the pull rod are provided with external threads, the left end of the cylinder barrel is fixedly connected with a front end cover, and the front end inside the front end cover is fixedly connected with a silencing plate, the front end inside the guide sleeve is fixedly connected with a sealing ring, the guide sleeve is positioned in the silencing plate, the right side of the piston rod is movably connected with a piston, the left end of the piston is movably connected with an adjustable support rod, the right side of the piston is provided with a rear end cover, and the left end of the inner part of the rear end cover is fixedly connected with a dustproof sealing piece, the upper side and the lower side of the piston are provided with shock pads, and the upper and lower both sides of antivibration pad are provided with the guide ring, the right side swing joint of rear end housing has the tail end bolt, the left side inside of front end housing has seted up the mounting groove.
Preferably, the central axis of the pull rod coincides with the central axis of the cylinder barrel, and the central axis of the pull rod coincides with the central axis of the piston rod.
Preferably, the central axis of the sound-absorbing plate coincides with the central axis of the guide sleeve, and the inner surface of the sound-absorbing plate is tightly attached to the outer surface of the guide sleeve.
Preferably, the central axis of the sealing ring coincides with the central axis of the piston rod, and the inner dimension of the sealing ring coincides with the outer dimension of the piston rod.
Preferably, the tail end bolts are symmetrical with respect to a central axis of the rear end cover, and a central axis of the piston is firstly coincided with the central axis of the rear end cover.
Preferably, the mounting groove is the equidistance form and installs in the surface of front end housing, and coincides mutually between the axis of front end housing and the planting axis of pull rod.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a setting of cylinder, piston rod, pull rod, external screw thread, front end housing and acoustical panel for utilize the acoustical panel on the front end housing can carry out the noise reduction to the sound that the piston produced in the reciprocal activity of cylinder inside, the acoustical panel adopts damping material to make, thereby improve the result of use of this hydro-cylinder, utilize the external screw thread outside the pull rod to be connected with outside operation equipment, can use after the installation is accomplished, detachable construction in the meantime is convenient for the user to carry out quick installation and dismantlement, simple structure, the course of working is more convenient;
2. the utility model discloses a guide sleeve, sealing washer, piston, adjustable bracing piece and dustproof sealing member's setting for utilize the guide sleeve can strengthen the piston in reciprocating motion and between the cylinder in the use, and the sealing washer can prevent that cylinder gas leakage from influencing the hydro-cylinder and using, thereby the hydro-cylinder has effectively been protected, has prolonged its life, adopt adjustable bracing piece to be connected between the two lamella of piston, adjustable bracing piece adopts multisection telescopic link, can adjust the distance between the two lamella pistons according to the in service behavior;
3. the utility model discloses a dustproof pad, the rear end cap, the guide ring, the setting of tail end bolt and mounting groove, be connected the mounting groove with external equipment during the installation, the mounted position is unset, can set for the installation according to the position that the user wanted, it is more convenient to operate, utilize the rear end cap at the hydro-cylinder of the tail end of piston rod, the outside at the rear end cap is provided with the tail end bolt of two symmetries, it is used for fixing the tail end part of hydro-cylinder, prevent that mineral oil from leaking, the antivrbration pad adopts porous polyurethane foam, preferably cellular structure can play better shock attenuation effect.
Drawings
Fig. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic side view of the present invention.
In the figure: 1. a cylinder barrel; 2. a piston rod; 3. a pull rod; 4. an external thread; 5. a front end cover; 6. a sound-absorbing panel; 7. a guide sleeve; 8. a seal ring; 9. a piston; 10. an adjustable support rod; 11. a dust seal; 12. a crash pad; 13. a rear end cap; 14. a guide ring; 15. a tail end bolt; 16. and (4) mounting the groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a pull rod type oil cylinder comprises a cylinder barrel 1 and a guide sleeve 7, wherein a piston rod 2 is movably connected inside the cylinder barrel 1, a pull rod 3 is fixedly connected to the left end of the piston rod 2, external threads 4 are arranged at the upper end and the lower end of the pull rod 3, a front end cover 5 is fixedly connected to the left end of the cylinder barrel 1, an acoustical panel 6 is fixedly connected to the front end inside the front end cover 5, a sealing ring 8 is fixedly connected to the front end inside the guide sleeve 7, the guide sleeve 7 is located inside the acoustical panel 6, a piston 9 is movably connected to the right side of the piston rod 2, an adjustable supporting rod 10 is movably connected to the left end of the piston 9, a rear end cover 13 is arranged on the right side of the piston 9, a dustproof sealing part 11 is fixedly connected to the left end inside of the rear end cover 13, crash pads 12 are arranged on the upper side and the lower side of the piston 9, guide rings 14 are arranged on the upper side and the lower side of the crash pads 12, and a tail end bolt 15 is movably connected to the right side of the rear end cover 13, the front end cover 5 is provided with a mounting groove 16 inside at the left side.
The utility model discloses in: the central axis of the pull rod 3 coincides with the central axis of the cylinder barrel 1, and the central axis of the pull rod 3 coincides with the central axis of the piston rod 2.
The utility model discloses in: the central axis of the sound-absorbing board 6 coincides with the central axis of the guide sleeve 7, and the inner surface of the sound-absorbing board 6 is tightly attached to the outer surface of the guide sleeve 7; coincide between 8's the axis of sealing washer and 2's the axis mutually, and coincide between 8's the inside dimension of sealing washer and 2's the outside dimension of piston rod, through cylinder 1, piston rod 2, pull rod 3, external screw thread 4, front end housing 5 and acoustical panel 6's setting, make and utilize acoustical panel 6 on the front end housing 5 to carry out the amortization to the sound that piston 9 produced at 1 inside reciprocating motion of cylinder and fall the noise, acoustical panel 6 adopts damping material to make, thereby improve the result of use of this hydro-cylinder, utilize 3 outside external screw threads 4 of pull rod to be connected with outside operation equipment, can use after the installation is accomplished, detachable construction convenient to use person between them carries out quick installation and dismantlement, moreover, the steam generator is simple in structure, the course of working is more convenient.
The utility model discloses in: the central axis of the sealing ring 8 coincides with the central axis of the piston rod 2, and the inner dimension of the sealing ring 8 coincides with the outer dimension of the piston rod 2.
The utility model discloses in: the tail end bolts 15 are symmetrical about the central axis of the rear end cover 13, and the central axis of the piston 9 is firstly coincided with the central axis of the rear end cover 13; through the arrangement of the guide sleeve 7, the sealing ring 8, the piston 9, the adjustable support rod 10 and the dustproof sealing part 11, the stability of the piston 9 in reciprocating motion and between the piston and the cylinder barrel 1 can be enhanced by utilizing the guide sleeve 7 in the using process, the sealing ring 8 can prevent the cylinder barrel 1 from leaking air to influence the use of the oil cylinder, the oil cylinder is effectively protected, the service life of the oil cylinder is prolonged, the two pieces of the piston 9 are connected through the adjustable support rod 10, the adjustable support rod 10 is a multi-section telescopic rod, and the distance between the two pieces of the piston 9 can be adjusted according to the using condition.
The utility model discloses in: the mounting grooves 16 are equidistantly mounted on the outer surface of the front end cover 5, and the central axis of the front end cover 5 is coincided with the planting axis of the pull rod 3; through the setting of the crash pad 12, the rear end cover 13, the guide ring 14, the tail end bolt 15 and the mounting groove 16, the mounting groove 16 is connected with external equipment during installation, the installation position is not fixed, the installation can be set according to the position that a user wants, the operation is more convenient, the rear end cover 13 of the oil cylinder at the tail end of the piston rod 2 is utilized, two symmetrical tail end bolts 15 are arranged outside the rear end cover 13 and used for fixing the tail end part of the oil cylinder to prevent mineral oil leakage, the crash pad 12 is made of porous polyurethane foam materials, and the preferred honeycomb structure can achieve a better shock absorption effect.
The working principle of the pull rod type oil cylinder is as follows: firstly, the mounting groove 16 is connected with external equipment during mounting, the mounting position is not fixed, mounting can be set according to the position desired by a user, then the external thread 4 outside the pull rod 3 is connected with external operation equipment, the rear end cover 13 of the oil cylinder at the tail end of the piston rod 2 is utilized, two symmetrical tail end bolts 15 are arranged outside the rear end cover 13 and used for fixing the tail end part of the oil cylinder and preventing mineral oil leakage, the shock pad 12 is made of porous polyurethane foam materials, preferably a honeycomb structure can achieve a better shock absorption effect, and finally the length of the adjustable support rod 10 is adjusted according to required output kinetic energy so that the distance between two lobes of the piston 9 is fixed, and then the pull rod 3 is utilized to drive the piston rod 2 to do reciprocating motion.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Pull rod formula hydro-cylinder, including cylinder (1) and uide bushing (7), its characterized in that: the cylinder barrel is characterized in that a piston rod (2) is movably connected inside the cylinder barrel (1), a pull rod (3) is fixedly connected to the left end of the piston rod (2), external threads (4) are arranged at the upper end and the lower end of the pull rod (3), a front end cover (5) is fixedly connected to the left end of the cylinder barrel (1), an acoustical panel (6) is fixedly connected to the front end inside the front end cover (5), a sealing ring (8) is fixedly connected to the front end inside the guide sleeve (7), the guide sleeve (7) is located inside the acoustical panel (6), a piston (9) is movably connected to the right side of the piston rod (2), an adjustable supporting rod (10) is movably connected to the left end of the piston (9), a rear end cover (13) is arranged on the right side of the piston (9), a dustproof sealing element (11) is fixedly connected to the left end inside the rear end cover (13), and shockproof pads (12) are arranged on the upper side and the lower side of the piston (9), and the upper side and the lower side of the shockproof pad (12) are provided with guide rings (14), the right side of the rear end cover (13) is movably connected with a tail end bolt (15), and the left side of the front end cover (5) is internally provided with a mounting groove (16).
2. The tie rod cylinder of claim 1, wherein: the central axis of the pull rod (3) coincides with the central axis of the cylinder barrel (1), and the central axis of the pull rod (3) coincides with the central axis of the piston rod (2).
3. The tie rod cylinder of claim 1, wherein: the central axis of the sound-absorbing plate (6) coincides with the central axis of the guide sleeve (7), and the inner surface of the sound-absorbing plate (6) is tightly attached to the outer surface of the guide sleeve (7).
4. The tie rod cylinder of claim 1, wherein: the central axis of the sealing ring (8) coincides with the central axis of the piston rod (2), and the inner dimension of the sealing ring (8) is matched with the outer dimension of the piston rod (2).
5. The tie rod cylinder of claim 1, wherein: the tail end bolts (15) are symmetrical about the central axis of the rear end cover (13), and the central axis of the piston (9) is firstly coincided with the central axis of the rear end cover (13).
6. The tie rod cylinder of claim 1, wherein: mounting groove (16) are equidistance form and install in the surface of front end housing (5), and coincide mutually between the axis of front end housing (5) and the planting axis of pull rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022267887.4U CN213744234U (en) | 2020-10-13 | 2020-10-13 | Pull rod type oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022267887.4U CN213744234U (en) | 2020-10-13 | 2020-10-13 | Pull rod type oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213744234U true CN213744234U (en) | 2021-07-20 |
Family
ID=76849367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022267887.4U Expired - Fee Related CN213744234U (en) | 2020-10-13 | 2020-10-13 | Pull rod type oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213744234U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446955A (en) * | 2022-09-01 | 2022-12-09 | 西斯特姆（中国）科技有限公司 | Rock plate press jacking cylinder balancing device |
-
2020
- 2020-10-13 CN CN202022267887.4U patent/CN213744234U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446955A (en) * | 2022-09-01 | 2022-12-09 | 西斯特姆（中国）科技有限公司 | Rock plate press jacking cylinder balancing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210720 |