CN210364915U - Protection device of quick multicavity hydraulic cylinder - Google Patents
Protection device of quick multicavity hydraulic cylinder Download PDFInfo
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- CN210364915U CN210364915U CN201920693818.4U CN201920693818U CN210364915U CN 210364915 U CN210364915 U CN 210364915U CN 201920693818 U CN201920693818 U CN 201920693818U CN 210364915 U CN210364915 U CN 210364915U
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- protective shell
- fixedly connected
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- protective
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Abstract
The utility model discloses a quick protection device for a multi-cavity hydraulic oil cylinder, which comprises a bottom plate, a protective shell is fixedly connected at the top of the bottom plate, brackets are arranged at two sides of the protective shell, threaded holes are arranged on the brackets and on the side walls at two sides of the protective shell, a threaded rod is connected in the threaded hole, one end of the threaded rod is fixedly connected with a crank, the other end extends into the protective shell, a splint is arranged at one side of the protective shell, a plurality of first springs are fixedly connected between the side wall of the splint and the inner wall of the protective shell, a splint is arranged in the protective shell, supporting rods are fixedly connected at two sides of the bottom of the splint, a guide rod is fixedly connected between the inner walls at the top end of the protective shell, sliding blocks are sleeved on two rod bodies at two ends of the guide rod, a second spring, and a plurality of third springs are fixedly connected to both sides of the bottom of the protective cover.
Description
Technical Field
The utility model relates to a hydraulic cylinder technical field specifically is a quick multicavity hydraulic cylinder's protection device.
Background
The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has simple structure and reliable operation. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems. The common hydraulic cylinder structure is that a cavity is filled with liquid with certain pressure to act on the working area of a piston, so that the piston generates working pressure, the quick multi-cavity hydraulic cylinder is provided with a plurality of cavities at the axial position of the cylinder, the total generated working pressure is equal to the sum of the working pressures of the cavities, and the quick multi-cavity hydraulic cylinder has the advantage of high adjusting speed, so that the application of the hydraulic cylinder is more and more extensive. The rapid multi-cavity hydraulic oil cylinder is inevitably collided in the storage and transportation processes, and the conventional rapid multi-cavity hydraulic oil cylinder lacks an external protection device due to the structural design, so that the conventional rapid multi-cavity hydraulic oil cylinder is easily deformed when an external shell of the conventional rapid multi-cavity hydraulic oil cylinder is collided, and an internal piston rod can not smoothly slide out, so that the service life of the rapid multi-cavity hydraulic oil cylinder is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem lie in overcoming prior art's quick multicavity hydraulic cylinder and lack protection architecture, storage and transportation in the easy defect of the unable normal work of because of the collision provide a quick multicavity hydraulic cylinder's protection device. The protection device for the rapid multi-cavity hydraulic oil cylinder has the characteristics of reasonable design, firm structure, good buffering effect, capability of effectively preventing the rapid multi-cavity hydraulic oil cylinder from being impacted by external force and the like.
In order to achieve the above object, the utility model provides a following technical scheme: a protection device of a rapid multi-cavity hydraulic oil cylinder comprises a bottom plate, wherein a protective shell is fixedly connected to the top of the bottom plate, brackets are arranged on two sides of the protective shell, threaded holes are formed in the brackets and the side walls of the protective shell, threaded rods are connected with the threaded holes in an internal thread manner, one end of each threaded rod is fixedly connected with a crank, the other end of each threaded rod extends into the protective shell, a clamping plate is arranged on one side of each threaded rod, a plurality of first springs are fixedly connected between the side wall of each clamping plate and the inner wall of the protective shell, a supporting plate is arranged in the protective shell, supporting rods are fixedly connected with two sides of the bottom of the supporting plate, a guide rod is fixedly connected between the inner walls of the top end of the protective shell, slide blocks are sleeved on two rod bodies of the guide, the shaft body of the rod shaft is movably connected with a connecting rod, a movable groove is formed in the top of the protective shell, a protective cover is arranged above the movable groove, and a plurality of third springs are fixedly connected to two sides of the bottom of the protective cover.
Preferably, the top of the protective cover is arc-shaped, the bottoms of the two sides of the protective cover are fixedly connected with wheel shafts, and the shaft bodies of the wheel shafts are movably connected with guide wheels.
Preferably, a plurality of gear teeth are uniformly distributed on the surface of the wheel wall of the guide wheel, and a plurality of rack teeth meshed with the gear teeth of the guide wheel are uniformly distributed on the surfaces of the outer walls of the two sides of the protective shell.
Preferably, the bottom of the protective cover is fixedly connected with a movable block, the movable block is T-shaped, the bottom end of the movable block penetrates through the movable groove and extends into the protective shell, two ends of the movable block are fixedly connected with a rod shaft, and the other end of the connecting rod is movably connected with two ends of the movable block through the rod shaft.
Preferably, the clamping plate is arc-shaped, and a plurality of hemispherical rubber blocks are uniformly distributed on the surface of the clamping plate.
Preferably, the supporting plate is arc-shaped, and a layer of sponge cushion is arranged on the top surface of the supporting plate.
Compared with the prior art, the beneficial effects of the utility model are that:
can fix quick multicavity hydraulic cylinder on the layer board through splint, prevent that it from rocking, utilize the protective housing to play the guard action to quick multicavity hydraulic cylinder, when quick multicavity hydraulic cylinder receives external force impact, utilize visor and third spring resolvable part external force, thereby reduce the impact, meanwhile the visor receives external force effect backward downstream, thereby drive movable block along the movable groove downstream together, can play the buffering effect to the slider under the elastic action of second spring this moment, thereby avoid the slider to make displacement by a relatively large margin, then can reduce the distance of visor downstream, take place the collision and impaired between the top of avoiding the protective housing and the visor, consequently, realized the protection to quick multicavity hydraulic cylinder.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic side view of a pallet.
Reference numbers in the figures: the device comprises a base plate 1, a protective shell 2, a bracket 3, a threaded hole 4, a threaded rod 5, a crank 6, a clamping plate 7, a first spring 8, a supporting plate 9, a supporting rod 10, a guide rod 11, a sliding block 12, a second spring 13, a connecting rod 14, a movable groove 15, a protective cover 16, a third spring 17, a guide wheel 18 and a movable block 19.
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. 1-2, the present invention provides a technical solution: a protection device of a rapid multi-cavity hydraulic cylinder comprises a base plate 1, a protective shell 2 is fixedly connected to the top of the base plate 1, brackets 3 are arranged on two sides of the protective shell 2, threaded holes 4 are formed in the brackets 3 and side walls on two sides of the protective shell 2, threaded rods 5 are connected with the threaded holes 4 in an internal thread mode, one ends of the threaded rods 5 are fixedly connected with cranks 6, the other ends of the threaded rods 5 extend into the protective shell 2, clamping plates 7 are arranged on one side of each threaded rod 7, the clamping plates 7 are arc-shaped and can be attached to two ends of the rapid multi-cavity hydraulic cylinder, a plurality of hemispherical rubber blocks are uniformly distributed on the surfaces of the threaded rods, the rubber blocks have elasticity and can be elastically deformed when being extruded, so that the rapid multi-cavity hydraulic cylinder is prevented from being directly contacted with the clamping plates 7 and damaged, a plurality of first, the supporting plate 9 is arc-shaped and can be attached to the bottom of the rapid multi-cavity hydraulic oil cylinder, a layer of sponge cushion is arranged on the surface of the top of the supporting plate 9, the sponge cushion has a buffering effect and can also prevent the rapid multi-cavity hydraulic oil cylinder from being damaged due to direct contact with the supporting plate 9, supporting rods 10 are fixedly connected to two sides of the bottom of the supporting plate 9, a guide rod 11 is fixedly connected between the inner walls of the top end of the protective shell 2, sliding blocks 12 are sleeved on the rod bodies at two ends of the guide rod 11, second springs 13 are fixedly connected between the sliding blocks 12 and the inner walls of the protective shell 2, rod shafts are fixedly connected to the sliding blocks 12, connecting rods 14 are movably connected to the shaft bodies of the rod shafts, a movable groove 15 is formed in the top of the protective shell 2, a protective cover 16 is arranged above the movable groove 15, the bottom of the two sides of the protective cover 16 is fixedly connected with a wheel shaft, the shaft body of the wheel shaft is movably connected with a guide wheel 18, a plurality of gear teeth are uniformly distributed on the surface of the wheel wall of the guide wheel 18, a plurality of rack teeth meshed with the gear teeth of the guide wheel 18 are uniformly distributed on the surface of the outer wall of the two sides of the protective shell 2, the stability of the protective cover 16 can be improved by utilizing the meshing action between the rack teeth and the gear teeth, the protective cover is prevented from shaking and inclining when being impacted by external force, the bottom of the protective cover 16 is fixedly connected with a movable block 19, the movable block 19 is T-shaped, the bottom end of the movable block passes through a movable groove 15 and extends into the protective shell 2, two ends of the movable block 19 are fixedly.
The working principle is as follows: when the utility model is used, the quick multi-cavity hydraulic cylinder is placed on the supporting plate 9, then the crank handles 6 at two sides are held and rotated to drive the threaded rod 5 to move inwards along the threaded hole 4, the threaded rod 5 can drive the clamping plate 7 to move together when moving until the clamping plate 7 is pressed against two ends of the quick multi-cavity hydraulic cylinder, thereby the quick multi-cavity hydraulic cylinder is fixed on the supporting plate 9 to prevent the quick multi-cavity hydraulic cylinder from shaking, the protective shell 2 can play a role in protecting the quick multi-cavity hydraulic cylinder, when the quick multi-cavity hydraulic cylinder is impacted by external force, the quick multi-cavity hydraulic cylinder can firstly contact with the protective cover 16 above the protective shell 2, the top of the protective cover 16 is arc-shaped, and the two sides at the bottom are fixedly connected with the third spring 17, therefore, partial external force can be decomposed, thereby the impact is reduced, meanwhile, the movable block 19 moves downwards to drive the connecting rods 14 at the two ends to rotate, the connecting rods 14 can drive the sliding block 12 to move towards two sides along the guide rod 11 after rotating, and at the moment, the sliding block 12 can be buffered under the elastic action of the second spring 13, so that the sliding block 12 is prevented from moving to a larger extent, the downward movement distance of the protective cover 16 can be reduced, the damage caused by collision between the top of the protective cover 2 and the protective cover 16 is avoided, and the protection of the rapid multi-cavity hydraulic cylinder is realized.
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. The utility model provides a protection device of quick multicavity hydraulic cylinder, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is fixedly connected with a protective shell (2), two sides of the protective shell (2) are respectively provided with a bracket (3), the brackets (3) and the side walls of the two sides of the protective shell (2) are respectively provided with a threaded hole (4), the threaded holes (4) are in threaded connection with a threaded rod (5), one end of the threaded rod (5) is fixedly connected with a crank (6), the other end of the threaded rod (5) extends into the protective shell (2), one side of the threaded rod is provided with a clamping plate (7), a plurality of first springs (8) are fixedly connected between the side wall of the clamping plate (7) and the inner wall of the protective shell (2), a supporting plate (9) is arranged in the protective shell (2), two sides of the bottom of the supporting plate (9) are fixedly connected with supporting rods (10), and a guide rod (11, the protective shell is characterized in that sliding blocks (12) are sleeved on rod bodies at two ends of the guide rod (11), second springs (13) are fixedly connected between the sliding blocks (12) and the inner wall of the protective shell (2), rod shafts are fixedly connected to the sliding blocks (12), connecting rods (14) are movably connected to shaft bodies of the rod shafts, movable grooves (15) are formed in the top of the protective shell (2), protective covers (16) are arranged above the movable grooves (15), and a plurality of third springs (17) are fixedly connected to two sides of the bottom of each protective cover (16).
2. A protector for a rapid multi-chamber hydraulic ram according to claim 1, characterised in that: the top of the protective cover (16) is arc-shaped, the bottoms of two sides of the protective cover (16) are fixedly connected with wheel shafts, and the shaft bodies of the wheel shafts are movably connected with guide wheels (18).
3. A protection device for a rapid multi-chamber hydraulic ram according to claim 2, wherein: the surface of the wheel wall of the guide wheel (18) is uniformly distributed with a plurality of wheel teeth, and the surface of the outer wall of the two sides of the protective shell (2) is uniformly distributed with a plurality of rack teeth meshed with the wheel teeth of the guide wheel (18).
4. A protector for a rapid multi-chamber hydraulic ram according to claim 1, characterised in that: the bottom of the protective cover (16) is fixedly connected with a movable block (19), the movable block (19) is T-shaped, the bottom end of the movable block penetrates through the movable groove (15) and extends into the protective shell (2), two ends of the movable block (19) are fixedly connected with rod shafts, and the other end of the connecting rod (14) is movably connected with two ends of the movable block (19) through the rod shafts.
5. A protector for a rapid multi-chamber hydraulic ram according to claim 1, characterised in that: the clamping plate (7) is arc-shaped, and a plurality of hemispherical rubber blocks are uniformly distributed on the surface of the clamping plate.
6. A protector for a rapid multi-chamber hydraulic ram according to claim 1, characterised in that: the supporting plate (9) is arc-shaped, and a layer of sponge cushion is arranged on the top surface of the supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920693818.4U CN210364915U (en) | 2019-05-15 | 2019-05-15 | Protection device of quick multicavity hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920693818.4U CN210364915U (en) | 2019-05-15 | 2019-05-15 | Protection device of quick multicavity hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210364915U true CN210364915U (en) | 2020-04-21 |
Family
ID=70260183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920693818.4U Expired - Fee Related CN210364915U (en) | 2019-05-15 | 2019-05-15 | Protection device of quick multicavity hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210364915U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112429379A (en) * | 2020-11-24 | 2021-03-02 | 常熟市恒丰轧辊有限公司 | Storage device is used in cold roll production |
-
2019
- 2019-05-15 CN CN201920693818.4U patent/CN210364915U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112429379A (en) * | 2020-11-24 | 2021-03-02 | 常熟市恒丰轧辊有限公司 | Storage device is used in cold roll production |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 |