CN219159284U - Bidirectional pressurizing hydraulic cylinder - Google Patents
Bidirectional pressurizing hydraulic cylinder Download PDFInfo
- Publication number
- CN219159284U CN219159284U CN202223213921.5U CN202223213921U CN219159284U CN 219159284 U CN219159284 U CN 219159284U CN 202223213921 U CN202223213921 U CN 202223213921U CN 219159284 U CN219159284 U CN 219159284U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- outer side
- side end
- cylinder
- cylinder barrel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a bidirectional pressurizing hydraulic cylinder, which relates to the technical field of bidirectional pressurizing hydraulic cylinders and comprises a cylinder barrel, pressurizing cylinder barrels arranged at the left end and the right end of the cylinder barrel, and hexagon socket head cap screws used for connecting the cylinder barrel and the pressurizing cylinder barrel.
Description
Technical Field
The utility model relates to the related field of bidirectional pressurizing hydraulic cylinders, in particular to a bidirectional pressurizing hydraulic cylinder.
Background
The bidirectional booster hydraulic cylinder is a hydraulic cylinder with piston rods on two sides of a piston, is generally driven by bidirectional hydraulic pressure, can realize constant-speed reciprocating motion, is commonly used on mechanical equipment with larger thrust and faster working speed, and is mainly formed by combining two double-acting hydraulic cylinders.
When the conventional bidirectional pressurizing hydraulic cylinder is optimized, the aspect of changing the applicability of the bidirectional pressurizing hydraulic cylinder is mostly embodied, for example, chinese practical patent with the patent number of CN201621023535.1 discloses a bidirectional rapid liquid filling pressurizing hydraulic cylinder which comprises a cylinder body, a large piston rod, a small piston rod and a liquid filling oil tank, wherein the large piston divides the inner cavity of the cylinder body into an upper cavity I and a lower cavity I, the small piston divides the inner cavity of the large piston rod into an upper cavity II and a lower cavity II, an oil passage I and an oil passage II which are respectively communicated with the upper cavity II and the lower cavity II are arranged on the small piston rod, an oil passage III and an oil passage IV which are respectively used for flushing high-pressure oil are also arranged on the cylinder body and are respectively communicated with the upper cavity I and the lower cavity I, and the liquid filling oil tank is respectively communicated with the upper cavity I and the lower cavity I through the oil passage V and the oil passage VI. The bidirectional rapid liquid filling and pressurizing hydraulic cylinder can achieve pressurization to realize rapid return stroke at any time and under any working condition through the design of the oil duct IV, and has strong applicability.
Although the bidirectional booster hydraulic cylinder has certain advantages in the aspect of changing the applicability of the bidirectional booster hydraulic cylinder, the bidirectional booster hydraulic cylinder has certain disadvantages:
1. as shown in FIG. 7, when the pressure oil enters the lower cavity II of the large piston rod from the oil duct II, after the large piston rod contacts a workpiece, under the action of oil pressure, the first hydraulic control check valve is automatically closed, the first sequence valve is automatically opened, and at the moment, the thrust of the large piston rod is the superposition of the thrust of the small piston and the large piston, so that the supercharging is realized, the large piston rod has enough thrust to ensure stable operation, but the movement of the piston rod is difficult to limit, and the piston rod has insufficient supporting force to pull or jack up a heavy object.
2. The bidirectional pressurizing hydraulic cylinder is difficult to flexibly control the piston rod, so that the flexibility of the bidirectional pressurizing hydraulic cylinder is reduced, and the bidirectional pressurizing hydraulic cylinder is inconvenient to use.
Disclosure of Invention
Accordingly, in order to solve the above-mentioned shortcomings, the present utility model provides a bidirectional booster hydraulic cylinder.
The utility model is realized in such a way that a bidirectional pressurizing hydraulic cylinder is constructed, and the device comprises a cylinder barrel, pressurizing cylinder barrels arranged at the left end and the right end of the cylinder barrel, hexagon socket head cap screws used for connecting the cylinder barrel and the pressurizing cylinder barrel, and a piston rod arranged in the cylinder barrel;
the method is characterized in that: further comprises:
the closing mechanisms are arranged at the left end and the right end of the top of the cylinder barrel;
the outer side end of the pressure release mechanism is fixedly connected with the upper end of the inner side end of the closing mechanism.
Preferably, the closing mechanism comprises:
the liquid inlet and outlet pipe is arranged at the upper end of the outer side end of the closing mechanism;
the guide pipe is arranged at the upper end inside the inner side end of the top of the pressurizing cylinder barrel;
the bottom of the fixed bottom plate is fixedly connected with the left end and the right end of the top of the cylinder barrel;
and the lower end of the proximity switch penetrates through the left side and the right side of the top of the cylinder barrel and is fixedly connected with the left side and the right side of the top of the cylinder barrel.
Preferably, the closing mechanism further comprises:
the lower ends of the inner sides of the connecting pipes penetrate through the middle ends of the upper side and the lower side of the fixed bottom plate and are fixedly connected with the middle ends of the upper side and the lower side of the fixed bottom plate;
a sliding piston plate, the outer side surface of which is in sliding connection with the inner side end surface of the connecting pipe;
the outer side surface of the piston block is in sliding connection with the middle surface of the upper end inside the connecting pipe;
the outer end of the spring is fixedly connected with the inner surface of the groove at the outer end of the inner upper end of the connecting pipe, and the inner end of the spring is fixedly connected with the outer end of the piston block;
the bottom of the liquid inlet and outlet pipe is fixedly connected with the inner side end of the top of the pressurizing cylinder barrel.
Preferably, the pressure release mechanism includes:
the pressure relief mechanism bin is arranged outside the pressure relief mechanism;
the inner side end of the fixed limiting block is fixedly connected with the upper end of the inner side end of the pressure release mechanism bin;
the inner side end of the piston spring is fixedly connected with the upper end of the outer side end of the fixed limiting block;
and the inner side end of the clamping connection rod is fixedly connected with the outer side end of the piston spring.
Preferably, the pressure release mechanism further comprises:
the middle end of the inner side end of the pressure relief block is fixedly connected with the outer side end of the clamping rod, and the outer side surface of the pressure relief block is in sliding connection with the inner side surface of the hole at the upper end of the outer side end of the pressure relief mechanism bin;
the bottom of the clamping mechanism is fixedly connected with the outer side end of the bottom end inside the pressure relief mechanism bin;
the pressure release mechanism bin outer side end is fixedly connected with the upper end of the connecting pipe inner side end.
Preferably, the clamping mechanism includes:
the small electric push rod is arranged at the bottom end of the clamping mechanism;
the middle end of the outer side end of the partition plate is fixedly connected with the middle end of the inner side end of the small electric push rod, and the inner side end of the partition plate is fixedly connected with the middle lower end of the inner side end of the pressure release mechanism bin;
the bottom of the sliding rod is fixedly connected with the top of the small electric push rod.
Preferably, the clamping mechanism further comprises:
the middle ends of the outer side ends of the upper side and the lower side of the sliding disc plate are penetrated by the middle end of the sliding rod and are in sliding connection with the middle end of the sliding rod;
the top of the supporting spring is fixedly connected with the middle end of the bottom of the sliding disc plate, and the bottom of the supporting spring is fixedly connected with the middle outer side end of the top of the partition plate;
the bottom of the small electric push rod is fixedly connected with the outer side end of the bottom end inside the pressure release mechanism bin.
Preferably, the closing mechanism and the pressure release mechanism are respectively provided with two groups, and each group of closing mechanism and pressure release mechanism are symmetrically arranged left and right by taking the central axis of the cylinder barrel as a symmetry axis.
Preferably, the sliding disc plate is disc-shaped, holes at the outer side ends of the upper side and the lower side of the sliding disc plate are cylindrical, and an annular sealing ring is arranged on the inner side surface of each hole.
The utility model has the following advantages: the utility model provides a bidirectional pressurizing hydraulic cylinder through improvement, which is improved compared with the same type of equipment as follows:
according to the bidirectional pressurizing hydraulic cylinder, the closing mechanism is arranged, when the proximity switch in the closing mechanism detects that the piston rod is close, the sliding piston plate is pushed, so that the piston block blocks the hole of the connecting pipe in the liquid inlet and outlet pipe, liquid cannot pass through the hole of the connecting pipe in the liquid inlet and outlet pipe, the piston rod is limited to move, the piston rod can be fixed in the cylinder barrel, the supporting force of the piston rod is improved, and the piston rod can pull or jack up a heavy object.
According to the bidirectional pressurizing hydraulic cylinder, the closing mechanism is arranged, and the small electric push rod is controlled to work, so that the pressure release mechanism can rapidly release pressure of gas extruded by the piston block, the piston rod can move in the cylinder barrel, the flexibility of the bidirectional pressurizing hydraulic cylinder is improved, and the bidirectional pressurizing hydraulic cylinder is more convenient to use.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the closure mechanism of the present utility model;
FIG. 4 is an enlarged view of the utility model at A in FIG. 2;
FIG. 5 is an enlarged view of the utility model at B in FIG. 4;
FIG. 6 is a schematic view of a clamping mechanism according to the present utility model;
fig. 7 is a prior art schematic.
Wherein: the hydraulic cylinder comprises a cylinder barrel-1, a pressurizing cylinder barrel-2, a piston rod-4, a closing mechanism-5, a liquid inlet and outlet pipe-51, a guide pipe-52, a fixed bottom plate-53, a proximity switch-54, a connecting pipe-55, a sliding piston plate-56, a piston block-57, a spring-58, a pressure release mechanism-6, a pressure release mechanism bin-61, a fixed limiting block-62, a piston spring-63, a clamping rod-64, a pressure release blocking block-65, a clamping mechanism-66, a small electric push rod-661, a partition plate-662, a sliding rod-663, a sliding disc plate-664 and a supporting spring-665.
Detailed Description
The following detailed description of the present utility model, taken in conjunction with fig. 1-6, clearly and completely describes the technical solutions of embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, 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.
As shown in fig. 1 to 6, a bidirectional booster hydraulic cylinder comprises a cylinder 1, booster cylinders 2 arranged at the left and right ends of the cylinder 1, hexagon socket head cap screws 3 for connecting the cylinder 1 and the booster cylinders 2, and a piston rod 4 arranged inside the cylinder 1;
the closing mechanism 5 is arranged at the left end and the right end of the top of the cylinder barrel 1, and the outer side end of the pressure release mechanism 6 is fixedly connected with the upper end of the inner side end of the closing mechanism 5, so that the pressure release mechanism 6 is fixed;
the liquid inlet and outlet pipe 51 is arranged at the upper end of the outer side end of the closing mechanism 5, the guide pipe 52 is arranged at the upper end of the inner side end of the top of the pressurizing cylinder barrel 2, and the bottom of the fixed bottom plate 53 is fixedly connected with the left end and the right end of the top of the cylinder barrel 1, so that the fixed bottom plate 53 is fixed;
the lower end of the proximity switch 54 penetrates through the left and right sides of the top of the cylinder 1 and is fixedly connected with the left and right sides of the top of the cylinder 1, so that the proximity switch 54 can detect and react to the position reduction of the piston rod 4;
the lower ends of the inner sides of the connecting pipes 55 penetrate through the middle ends of the upper side and the lower side of the fixed bottom plate 53 and are fixedly connected with the middle ends of the upper side and the lower side of the fixed bottom plate 53, so that the connecting pipes 55 are fixed;
the outer side surface of the sliding piston plate 56 is slidably connected with the inner side end surface of the connecting tube 55 so that the sliding piston plate 56 can slide up and down;
the outer side surface of the piston block 57 is slidably connected with the middle surface of the upper end inside the connecting pipe 55, so that the piston block 57 can slide left and right;
the outer side end of the spring 58 is fixedly connected with the inner side surface of a groove at the outer side end of the upper end inside the connecting pipe 55, the inner side end of the spring 58 is fixedly connected with the outer side end of the piston block 57, and the bottom of the liquid inlet and outlet pipe 51 is fixedly connected with the inner side end of the top of the pressurizing cylinder barrel 2, so that the spring 58 can squeeze the piston block 57;
the pressure release mechanism bin 61 is arranged outside the pressure release mechanism 6, and the inner side end of the fixed limiting block 62 is fixedly connected with the upper end of the inner side end of the pressure release mechanism bin 61, so that the fixed limiting block 62 is fixed;
the inner side end of the piston spring 63 is fixedly connected with the upper end of the outer side end of the fixed limiting block 62, so that the piston spring 63 is fixed;
the inner side end of the clamping rod 64 is fixedly connected with the outer side end of the piston spring 63, so that the clamping rod 64 can slide;
the middle end of the inner side end of the pressure release blocking block 65 is fixedly connected with the outer side end of the clamping connection rod 64, and the outer side surface of the pressure release blocking block 65 is in sliding connection with the inner side surface of the hole at the upper end of the outer side end of the pressure release mechanism bin 61, so that the clamping connection rod 64 can drive the pressure release blocking block 65 to slide;
the bottom of the clamping mechanism 66 is fixedly connected with the outer end of the inner bottom end of the pressure relief mechanism bin 61, and the outer end of the pressure relief mechanism bin 61 is fixedly connected with the upper end of the inner end of the connecting pipe 55, so that the clamping mechanism 66 is fixed;
the small electric push rod 661 is arranged at the clamping mechanism 66 and comprises a bottom end, the middle end of the outer side end of the separator 662 is fixedly connected with the middle end of the inner side end of the small electric push rod 661, and the inner side end of the separator 662 is fixedly connected with the middle lower end of the inner side end of the pressure release mechanism bin 61, so that the separator 662 is fixed;
the bottom of the sliding rod 663 is fixedly connected with the top of the small electric push rod 661, so that the small electric push rod 661 can drive the sliding rod 663 to slide up and down;
the middle ends of the outer side ends of the upper side and the lower side of the sliding disc plate 664 are penetrated by the middle end of the sliding rod 663 and are in sliding connection with the middle end of the sliding rod 663, so that the sliding disc plate 664 can slide on the sliding rod 663;
the top of the supporting spring 665 is fixedly connected with the middle end of the bottom of the sliding disc plate 664, the bottom of the supporting spring 665 is fixedly connected with the middle and outer side ends of the top of the partition 662, and the bottom of the small electric push rod 661 is fixedly connected with the outer side end of the bottom end inside the pressure release mechanism bin 61, so that the supporting spring 665 can support the sliding disc plate 664;
the closing mechanism 5 and the pressure relief mechanism 6 are respectively provided with two groups, and each group of closing mechanism 5 and pressure relief mechanism 6 are symmetrically arranged left and right by taking the central axis of the cylinder barrel 1 as a symmetry axis, so that the piston rod 4 can be limited in the cylinder barrel 1, and the liquid pressure in the cylinder barrel 1 is improved;
the sliding disc plate 664 is disc-shaped, holes at the outer side ends of the upper side and the lower side of the sliding disc plate 664 are cylindrical, and an annular sealing ring is arranged on the inner side surface of each hole, so that gas hardly passes through the sliding disc plate 664, and the sliding disc plate 664 has good sealing performance.
The utility model provides a bidirectional pressurizing hydraulic cylinder by improvement, and the working principle is as follows;
firstly, an external liquid pipe and a liquid inlet pipe 51 are arranged, and then a bidirectional pressurizing hydraulic cylinder is arranged at a place where the bidirectional pressurizing hydraulic cylinder needs to be used;
secondly, liquid is pumped out to the liquid inlet and outlet pipes 51 at the two sides, the liquid enters the holes of the liquid inlet and outlet pipes 51 through the connecting pipes 55 and then enters the guide pipes 52, then enters the cylinder barrel 1 from the guide pipes 52 to push the piston rod 4 to move, when the piston rod 4 moves to approach the proximity switch 54, the proximity switch 54 detects and pushes the sliding piston plate 56 to slide upwards, the sliding piston plate 56 slides upwards to squeeze air at the top of the sliding piston plate 56 to the inner side end of the piston block 57, the air pushes the piston block 57 to move towards the outer side end, the piston block 57 moves to squeeze the spring 58, the piston block 57 blocks the holes of the connecting pipes 55 in the liquid inlet and outlet pipes 51, the liquid cannot pass through the holes of the connecting pipes 55 in the liquid inlet and outlet pipes 51, the piston rod 4 is limited to move, the piston rod 4 can be fixed in the cylinder barrel 1, the supporting force of the piston rod 4 is improved, the piston rod 4 can pull or jack up a heavy object, and the problem that the piston rod is difficult to be limited to move, and the supporting force of the piston rod can not pull or jack up a heavy object is difficult to be supported;
thirdly, when the limit of the piston rod 4 needs to be released, so that the piston rod 4 can move, the small electric push rod 661 can be controlled to work, so that the small electric push rod 661 drives the sliding rod 663 to move downwards, the movement of the sliding rod 663 can enable the extrusion force received by the piston spring 63 to disappear, so that the piston spring 63 pushes the clamping rod 64 to move towards the outer side due to elastic potential energy, the clamping rod 64 moves to drive the pressure release blocking block 65 to slide, the pressure release blocking block 65 slides to enable the inside of the pressure release mechanism bin 61 to be communicated with the connecting pipe 55, so that gas enters the pressure release mechanism bin 61, the gas can not extrude the piston block 57, the spring 58 pushes the piston block 57 to slide towards the inner side due to elastic potential energy, so that the liquid can pass through the hole of connecting pipe 55 in liquid inlet and outlet pipe 51, gas can extrude the slip disc board 664 in entering liquid inlet and outlet pipe 51, slip disc board 664 will slide downwards on slide rod 663, slip disc board 664 slides and can extrude supporting spring 665, make relief mechanism 6 can carry out quick pressure release with the gas of extrusion piston piece 57, make piston rod 4 can continue to move in cylinder 1, make the flexibility of two-way pressure boost pneumatic cylinder be improved, make two-way pressure boost pneumatic cylinder use more convenient, the control piston rod that has solved difficulty nimble, the flexibility of two-way pressure boost pneumatic cylinder has been reduced, make two-way pressure boost pneumatic cylinder use inconvenient problem.
According to the bidirectional booster hydraulic cylinder, the closing mechanism 5 is arranged, when the proximity switch 54 in the closing mechanism 5 detects that the piston rod 4 is close to the piston rod, the sliding piston plate 56 is pushed, the piston block 57 blocks the hole of the connecting pipe 55 in the liquid inlet and outlet pipe 51, liquid cannot pass through the hole of the connecting pipe 55 in the liquid inlet and outlet pipe 51, the piston rod 4 is limited to move, the piston rod 4 can be fixed in the cylinder barrel 1, the supporting force of the piston rod 4 is improved, the piston rod 4 can pull or jack up a heavy object, the pressure release mechanism 6 can rapidly release the gas extruded by the piston block 57 by controlling the small electric push rod 661 to enable the piston rod 4 to continue to move in the cylinder barrel 1, the flexibility of the bidirectional booster hydraulic cylinder is improved, and the bidirectional booster hydraulic cylinder is more convenient to use.
The basic principle and main characteristics of the utility model and the advantages of the utility model are shown and described above, standard parts used by the utility model can be purchased from market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of the parts adopt conventional means such as mature bolt rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the description is omitted.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The bidirectional pressurizing hydraulic cylinder comprises a cylinder barrel (1), pressurizing cylinder barrels (2) arranged at the left end and the right end of the cylinder barrel (1), hexagon socket head cap screws (3) used for connecting the cylinder barrel (1) and the pressurizing cylinder barrels (2), and piston rods (4) arranged in the cylinder barrel (1);
the method is characterized in that: further comprises:
the closing mechanism (5) is arranged at the left end and the right end of the top of the cylinder barrel (1);
the pressure release mechanism (6), the outside end of pressure release mechanism (6) with closing mechanism (5) inboard end upper end fixed connection.
2. A bi-directional booster cylinder as defined in claim 1 wherein: the closing mechanism (5) comprises:
a liquid inlet and outlet pipe (51), wherein the liquid inlet and outlet pipe (51) is arranged at the upper end of the outer side end of the closing mechanism (5);
the guide pipe (52) is arranged at the upper end inside the inner side end of the top of the pressurizing cylinder barrel (2);
the bottom of the fixed bottom plate (53) is fixedly connected with the left end and the right end of the top of the cylinder barrel (1);
and the lower end of the proximity switch (54) penetrates through the left side and the right side of the top of the cylinder barrel (1) and is fixedly connected with the left side and the right side of the top of the cylinder barrel (1).
3. A bi-directional booster cylinder as defined in claim 2 wherein: the closing mechanism (5) further comprises:
the lower end of the inner side of the connecting pipe (55) penetrates through the middle ends of the upper side and the lower side of the fixed bottom plate (53) and is fixedly connected with the middle ends of the upper side and the lower side of the fixed bottom plate (53), and the upper end of the inner side of the connecting pipe (55) is fixedly connected with the outer side end of the pressure release mechanism bin (61);
a sliding piston plate (56), the outer side surface of the sliding piston plate (56) being slidably connected with the inner side end surface of the connecting pipe (55);
the piston block (57), the outside surface of the piston block (57) is connected with the middle surface of the upper end inside the connecting pipe (55) in a sliding way;
the outer side end of the spring (58) is fixedly connected with the inner side surface of the groove at the outer side end of the inner upper end of the connecting pipe (55), and the inner side end of the spring (58) is fixedly connected with the outer side end of the piston block (57);
the bottom of the liquid inlet and outlet pipe (51) is fixedly connected with the inner side end of the top of the pressurizing cylinder barrel (2).
4. A bi-directional booster cylinder as defined in claim 1 wherein: the pressure relief mechanism (6) comprises:
the pressure release mechanism bin (61), the pressure release mechanism bin (61) is arranged outside the pressure release mechanism (6);
the inner side end of the fixed limiting block (62) is fixedly connected with the upper end of the inner side end of the pressure release mechanism bin (61);
the inner side end of the piston spring (63) is fixedly connected with the upper end of the outer side end of the fixed limiting block (62);
the clamping rod (64) is fixedly connected with the inner side end of the clamping rod (64) and the outer side end of the piston spring (63).
5. The bi-directional booster hydraulic cylinder of claim 4 wherein: the pressure relief mechanism (6) further comprises:
the middle end of the inner side end of the pressure relief blocking block (65) is fixedly connected with the outer side end of the clamping rod (64), and the outer side surface of the pressure relief blocking block (65) is in sliding connection with the inner side surface of a hole at the upper end of the outer side end of the pressure relief mechanism bin (61);
the bottom of the clamping mechanism (66) is fixedly connected with the outer side end of the bottom end inside the pressure relief mechanism bin (61).
6. The bi-directional booster hydraulic cylinder of claim 5 wherein: the engagement mechanism (66) includes:
the small electric push rod (661) is arranged at the bottom end of the clamping mechanism (66);
the middle end of the outer side end of the separator (662) is fixedly connected with the middle end of the inner side end of the small electric push rod (661), and the inner side end of the separator (662) is fixedly connected with the middle lower end of the inner side end of the pressure release mechanism bin (61);
the sliding rod (663), sliding rod (663) bottom with small-size electric putter (661) top fixed connection.
7. The bi-directional booster hydraulic cylinder of claim 6 wherein: the clamping mechanism (66) further comprises:
the middle ends of the outer side ends of the upper side and the lower side of the sliding disc plate (664) are penetrated by the middle end of the sliding rod (663) and are in sliding connection with the middle end of the sliding rod (663);
the top of the supporting spring (665) is fixedly connected with the middle end of the bottom of the sliding disc plate (664), and the bottom of the supporting spring (665) is fixedly connected with the middle outer side end of the top of the separator plate (662);
the bottom of the small electric push rod (661) is fixedly connected with the outer side end of the inner bottom end of the pressure release mechanism bin (61).
8. A bi-directional booster cylinder as defined in claim 1 wherein: the closing mechanism (5) and the pressure relief mechanism (6) are respectively provided with two groups, and each group of closing mechanism (5) and pressure relief mechanism (6) are symmetrically arranged left and right by taking the central axis of the cylinder barrel (1) as a symmetry axis.
9. The bi-directional booster hydraulic cylinder of claim 7 wherein: the sliding disc plate (664) is disc-shaped, holes at the outer side ends of the upper side and the lower side of the sliding disc plate (664) are cylindrical, and an annular sealing ring is arranged on the inner side surface of each hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223213921.5U CN219159284U (en) | 2022-12-01 | 2022-12-01 | Bidirectional pressurizing hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223213921.5U CN219159284U (en) | 2022-12-01 | 2022-12-01 | Bidirectional pressurizing hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219159284U true CN219159284U (en) | 2023-06-09 |
Family
ID=86643521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223213921.5U Active CN219159284U (en) | 2022-12-01 | 2022-12-01 | Bidirectional pressurizing hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219159284U (en) |
-
2022
- 2022-12-01 CN CN202223213921.5U patent/CN219159284U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100569409C (en) | Hydraulic forming equipment | |
| CN113819106B (en) | Mechanical automatic reversing valve and use method thereof | |
| CN219159284U (en) | Bidirectional pressurizing hydraulic cylinder | |
| CN103867524B (en) | A kind of double-action two-stage hydraulic cylinder | |
| CN1485546A (en) | Hydraulic reinforcement electric cylinder | |
| CN110454460B (en) | Quick oil cylinder with pressurization function | |
| CN215719923U (en) | Piston buffering reversing structure of hydraulic drive type compressor | |
| CN109092962A (en) | A kind of hydraulic press | |
| CN205136220U (en) | Nonoculture is with two piston -cylinder actuating mechanism | |
| CN113983029A (en) | Two-stage oil cylinder | |
| CN209892544U (en) | Double-oil-cylinder continuous sequential telescopic device and two-stage telescopic arm | |
| CN209940333U (en) | Three-cylinder device for telescopic boom and three-stage telescopic boom | |
| CN209528335U (en) | A kind of controllable type elevating mechanism and its highly controllable up-down furniture | |
| CN2661987Y (en) | High power superchargeable oil hydraulic cylinder | |
| CN204556175U (en) | Upper button oil pipe pressure tester exhaust head | |
| CN2740802Y (en) | Reciprocating liquid-injecting pump device with spring energy-storing commutating pressure driven | |
| CN209990712U (en) | Liquid type pressure boost spring cylinder | |
| CN215828239U (en) | Column type hydraulic jack | |
| JP2661835B2 (en) | Press machine using high-speed cylinder | |
| CN216382013U (en) | Pressure system of semiconductor bonding equipment | |
| CN210509775U (en) | High-speed and oil-gas isolated gas-liquid pressure cylinder | |
| CN217107673U (en) | Be applied to parking equipment's novel hydraulic cylinder | |
| CN215830652U (en) | Single-cylinder non-intermittent manual pump | |
| CN215293085U (en) | Buffer sequence oil cylinder of telescopic arm of crane | |
| CN103288005A (en) | Manual rapid portable extra-high-pressure hydraulic jack |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |