CN219865672U - Hydraulic system for safety compression bar of amusement equipment - Google Patents
Hydraulic system for safety compression bar of amusement equipment Download PDFInfo
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- CN219865672U CN219865672U CN202320474644.9U CN202320474644U CN219865672U CN 219865672 U CN219865672 U CN 219865672U CN 202320474644 U CN202320474644 U CN 202320474644U CN 219865672 U CN219865672 U CN 219865672U
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- 230000006835 compression Effects 0.000 title abstract description 32
- 238000007906 compression Methods 0.000 title abstract description 32
- 230000008602 contraction Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 190
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000000034 method 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
Abstract
The utility model discloses a hydraulic system for a safety compression bar of amusement equipment, which relates to the field of amusement equipment and aims to solve the technical problems that the existing safety compression bar adopts an electric cylinder or a hydraulic power station and the like to mainly control the expansion and the contraction of the safety compression bar, and the hydraulic system is controlled by the electric cylinder or the hydraulic power station and the like to have more pipelines and complex structures. Comprising the following steps: the hydraulic cylinder is provided with a first rod cavity oil port and a second rod cavity oil port; the two-position four-way electromagnetic reversing valve is provided with a working oil port A, a working oil port B, an oil inlet P and an oil return port T, wherein the working oil port A is connected with the first rod cavity oil port, the working oil port B is connected with the second rod cavity oil port, and the working oil port B is connected with the oil return port T; a one-way valve; the oil outlet oil way is connected with the oil inlet P; the hydraulic cylinder is in a first state and a second state through the on-off of the two-position four-way electromagnetic reversing valve.
Description
Technical Field
The utility model relates to the technical field of amusement equipment, in particular to a hydraulic system for a safety compression bar of amusement equipment.
Background
As shown in fig. 1, the safety compression bar 98 of the amusement apparatus is generally locked or lifted by the extension and retraction of the cylinder 99 of the hydraulic system, however, the existing safety compression bars all adopt the main power of an electric cylinder or a hydraulic power station to control the extension and retraction of the safety compression bar 98, and the hydraulic system controlled by the main power of the electric cylinder or the hydraulic power station has many pipelines, and has a complex structure, and in order to realize the locking and the unlocking of the safety compression bar 98, the existing safety compression bar 98 generally needs to be additionally provided with a hydraulic lock to lock the safety compression bar 98.
Accordingly, there is a need for improvement and development in the art.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a hydraulic system for a safety compression bar of amusement equipment, which aims to solve the technical problems that the existing safety compression bar adopts electric cylinders or hydraulic power stations and the like to mainly control the expansion and contraction of the safety compression bar, and the hydraulic system is controlled by the electric cylinders or the hydraulic power stations and the like to have more pipelines and complex structures.
In order to solve the above technical problems, an embodiment of the present utility model provides a hydraulic system for a safety compression bar of amusement equipment, including:
the hydraulic cylinder is provided with a first rod cavity oil port and a second rod cavity oil port;
the two-position four-way electromagnetic reversing valve is provided with a working oil port A, a working oil port B, an oil inlet P and an oil return port T, wherein the working oil port A is connected with the first rod cavity oil port, the working oil port B is connected with the second rod cavity oil port, and the working oil port B is connected with the oil return port T;
a one-way valve; the oil outlet oil way is connected with the oil inlet P;
the hydraulic cylinder is provided with a first state and a second state through the on-off of the two-position four-way electromagnetic reversing valve;
in the first state, the working oil port A is connected with the oil return port T;
in the second state, the working oil port A is connected with the oil inlet P.
In one implementation, the hydraulic system further includes a manual valve disposed in parallel with the two-position four-way electromagnetic directional valve, the manual valve having a medium inlet and a medium outlet, the medium inlet being disposed between the first rod chamber port and the working port a, and the medium outlet being disposed between the second rod chamber port and the working port B.
In one implementation, the manual valve is a plate ball valve.
In one implementation, the hydraulic system further includes a one-way throttle valve having an oil inlet connected with the working oil port a and an oil outlet connected with the first rod chamber oil port.
In one implementation, the one-way throttle valve is a plug-in one-way throttle valve.
In one implementation, the hydraulic system further includes a pressure tap disposed between the first rod chamber port and the working port a or between the second rod chamber port and the working port B.
In one implementation, the hydraulic cylinder is a dual piston rod hydraulic cylinder.
In one implementation, the one-way valve is a cartridge one-way valve.
In one implementation, the hydraulic system further comprises a travel switch, wherein the travel switch is used for controlling the on-off of the two-position four-way electromagnetic reversing valve.
The beneficial effects are that: according to the hydraulic oil return valve, the hydraulic cylinder, the two-position four-way electromagnetic directional valve and the one-way valve are arranged, the first rod cavity oil port of the hydraulic cylinder is connected with the working oil port A, the second rod cavity oil port of the hydraulic cylinder is connected with the working oil port B, the working oil port B is always connected with the oil return port T, when the two-position four-way electromagnetic directional valve is electrified, the working oil port A is connected with the oil return port T, and the working oil port B is connected with the oil inlet P; when the two-position four-way electromagnetic reversing valve is powered off, the working oil port A is connected with the oil inlet P, and the two-position four-way electromagnetic reversing valve is powered on, so that a closed loop is formed between the first rod cavity oil port and the second rod cavity oil port of the hydraulic cylinder, the safety pressure lever can be operated manually without active force control, and when the safety pressure lever is pressed in place (in a lifting state or a pressing state), the two-position four-way electromagnetic reversing valve is powered off to disconnect a closed oil path of the first rod cavity oil port and the second rod cavity oil port of the hydraulic cylinder, thereby realizing locking and fixing of the safety pressure lever, and a hydraulic lock is not required to be additionally arranged to lock the safety pressure lever.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without creative effort for a person of ordinary skill in the art.
Fig. 1 is a schematic diagram of a structure of a safety compression bar controlled by an oil cylinder in the background art.
Fig. 2 is a schematic structural diagram of a hydraulic system for a safety strut of an amusement device according to the present utility model.
In the figure: 1. a hydraulic cylinder; 11. the first rod cavity oil port is formed; 12. the second oil port of the rod cavity is formed; 2. two-position four-way electromagnetic reversing valve; 3. a one-way valve; 4. a manual valve; 41. a medium inlet; 42. a medium outlet; 5. a one-way throttle valve; 6. a pressure measuring joint; 7. an oil pipe; 98. a safety compression bar; 99. and (5) an oil cylinder.
Detailed Description
The utility model provides a hydraulic system for a safety compression bar of amusement equipment, which is used for making the purposes, technical schemes and effects of the utility model clearer and more definite, and further detailed description of the utility model is provided below by referring to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless expressly stated otherwise, as understood by those skilled in the art. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or wirelessly coupled. The term "and/or" as used herein includes all or any element and all combination of one or more of the associated listed items.
It will be understood by those skilled in the art that all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs unless defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The application will be further described by the description of embodiments with reference to the accompanying drawings.
The embodiment provides a hydraulic system for a safety compression bar of amusement equipment, as shown in fig. 2, the hydraulic system comprises a hydraulic cylinder 1, a two-position four-way electromagnetic directional valve 2 and a one-way valve 3, wherein the hydraulic cylinder 1 is a double-piston-rod hydraulic cylinder 1, the hydraulic cylinder 1 is provided with a first rod cavity oil port 11 and a second rod cavity oil port 12, the two-position four-way electromagnetic directional valve 2 is provided with a working oil port A, a working oil port B, an oil inlet P and an oil return port T, the working oil port A is always connected with the first rod cavity oil port 11, the working oil port B is always connected with the second rod cavity oil port 12, the working oil port B is always connected with the oil return port T, the one-way valve 3 is a plug-in one-way valve, the one-way valve 3 is provided with an oil outlet oil path, and the oil outlet path is connected with the oil inlet P;
the hydraulic cylinder in the hydraulic system of the embodiment has a first state and a second state, wherein the first state is a movable state of the hydraulic cylinder, the second state is a locking and fixing state of the hydraulic cylinder, the hydraulic system of the embodiment switches the first state and the second state of the hydraulic cylinder through closing and opening of an oil way of the hydraulic system, and further the movable or fixed state of a safety compression rod of the amusement equipment is controlled, and when the hydraulic cylinder is in the first state, the safety compression rod of the amusement equipment can be moved at the moment; when the hydraulic cylinder is in the second state, the safety compression bar of the amusement equipment is fixed at the moment;
the on-off of the oil circuit of the hydraulic system is controlled by the on-off of the two-position four-way electromagnetic directional valve, when the hydraulic cylinder is in a movable state, the two-position four-way electromagnetic directional valve is electrified, at the moment, the working oil port A of the two-position four-way electromagnetic directional valve is connected with the oil return port T, and the working oil port B is always connected with the oil return port T, so that the first rod cavity oil port 11, the working oil port A, the oil return port T, the working oil port B and the second rod cavity oil port 12 form a closed oil circuit, under the closed oil circuit, it can be understood that when the oil in the first rod cavity oil port 11 flows out and is reduced, the flowing-out oil flows back into the second rod cavity oil port 12 under the closed oil circuit, the oil in the second rod cavity oil port 12 is increased, and the hydraulic cylinder and the safety pressure rod are movable at the moment, and the safety pressure rod can be pressed down or lifted by manual upward or downward pressing under the closed oil circuit, so that the safety pressure rod can be pressed down or lifted;
when the hydraulic cylinder is in a locking and fixing state, the two-position four-way electromagnetic directional valve is powered off, at the moment, the working oil port A of the two-position four-way electromagnetic directional valve is connected with the oil inlet P, the working oil port B is connected with the oil return port T, at the moment, the first rod cavity oil port 11 of the hydraulic cylinder 1 is sequentially communicated with the working oil port A and the oil inlet P to form a first passage, the first passage is blocked at the oil outlet oil passage of the one-way valve 3 because the oil inlet P is connected with the oil outlet oil passage of the one-way valve 3, the first rod cavity oil port 11 of the hydraulic cylinder 1 is sequentially communicated with the working oil port B and the oil return port T to form a second passage, and the second passages are blocked because the working oil port B is connected with the oil return port T, namely, the first rod cavity oil port 11 and the second rod cavity oil port 12 of the hydraulic cylinder 1 cannot form a closed oil passage, that is, and oil in the first rod cavity oil port 11 and the second rod cavity oil port 12 cannot flow out, and the hydraulic cylinder and the safety compression rod are fixed at the moment.
According to the embodiment, the hydraulic cylinder 1, the two-position four-way electromagnetic directional valve 2 and the one-way valve 3 are arranged, the first rod cavity oil port 11 of the hydraulic cylinder 1 is connected with the working oil port A, the second rod cavity oil port 12 of the hydraulic cylinder 1 is connected with the working oil port B, the working oil port B is always connected with the oil return port T, and when the two-position four-way electromagnetic directional valve 2 is electrified, the working oil port A is connected with the oil return port T, and the working oil port B is connected with the oil inlet P; when the two-position four-way electromagnetic directional valve 2 is powered off, the working oil port A is connected with the oil inlet P, in the embodiment, the first rod cavity oil port 11 and the second rod cavity oil port 12 of the hydraulic cylinder 1 form a closed loop through powering on the two-position four-way electromagnetic directional valve 2, so that the safety pressure rod can be operated manually without active force control, and when the safety pressure rod is pressed in place (in a lifted state or a pressed state), the closed oil path of the first rod cavity oil port 11 and the second rod cavity oil port 12 of the hydraulic cylinder 1 is disconnected through powering off the two-position four-way electromagnetic directional valve 2, thereby realizing locking and fixing of the safety pressure rod, and locking the safety pressure rod without additionally arranging a hydraulic lock.
In one embodiment, as shown in fig. 2, the hydraulic system further includes a manual valve 4, where the manual valve 4 is a plate ball valve, the manual valve 4 is disposed in parallel with the two-position four-way electromagnetic directional valve 2, the manual valve 4 has a medium inlet 41 and a medium outlet 42, the medium inlet 41 is disposed between the first rod chamber oil port 11 and the working oil port a, and the medium outlet 42 is disposed between the second rod chamber oil port 12 and the working oil port B;
when the manual valve 4 is rotated to open, the medium inlet 41 of the manual valve 4 is communicated with the medium outlet 42, and at this time, the first rod cavity oil port 11, the medium inlet 41, the medium outlet 42 and the second rod cavity oil port 12 of the hydraulic cylinder 1 form a closed oil path; when the manual valve 4 is rotated back to the original position, the medium inlet 41 and the medium outlet 42 of the manual valve 4 are not communicated, and at the moment, the first rod cavity oil port 11 and the second rod cavity oil port 12 of the hydraulic system cannot form a closed oil path through the manual valve 4;
when a person plays with amusement equipment, the person can possibly be locked on the safety pressure rod and cannot break away from the safety pressure rod due to equipment failure and power failure, and the manual valve 4 can be manually rotated by the manual valve 4, so that a closed loop is formed between the first rod cavity oil port 11 and the second rod cavity oil port 12 of the hydraulic cylinder 1, the locking fixed state of the safety pressure rod is released, and after the locking fixed state of the safety pressure rod is released, the safety pressure rod can be manually lifted to break away from the safety pressure rod.
In one embodiment, as shown in fig. 2, the hydraulic system further includes a one-way throttle valve 5, where the one-way throttle valve 5 may be a plug-in one-way throttle valve, the one-way throttle valve 5 has an oil inlet and an oil outlet, the oil inlet is connected with the working oil port a, and the oil outlet is connected with the first rod cavity oil port 11 through the oil pipe 7, and in this embodiment, by setting the one-way throttle valve 5, the hydraulic system may slowly descend when the safety pressure lever is pressed down, so as to avoid the user from being injured by the too fast descent of the safety pressure lever.
In one embodiment, as shown in fig. 2, the hydraulic system further includes a pressure measuring joint 6, where the pressure measuring joint 6 is disposed between the first rod cavity oil port 11 and the working oil port a or between the second rod cavity oil port 12 and the working oil port B, and in this embodiment, the pressure measuring joint 6 is disposed between the first rod cavity oil port 11 and the working oil port a, and in this embodiment, debugging and exhausting of the hydraulic system can be achieved by setting the pressure measuring joint 6, which is specifically: after the manual valve 4 is opened, the safety compression bar is manually pulled to circulate up and down for 10 times, the pressure measuring joint 6 is connected with a pressure measuring hose (not shown in the figure) to exhaust, the air in the hydraulic system is exhausted, the pressure measuring hose is taken down, the manual valve 4 is closed, the safety compression bar is manually lifted up, and the lifting is not qualified; in this embodiment, an oil groove (not shown in the figure) may be further introduced into the pressure measuring joint 6, and the manual pump is used to introduce the oil in the oil groove from the manual valve 4 to the first rod cavity oil port 11 and the second rod cavity oil port 12, and of course, the embodiment may also introduce the oil into the first rod cavity oil port 11 and the second rod cavity oil port 12 through the oil inlet oil path of the check valve 3; in addition, it is worth noting that the two-position four-way solenoid directional valve 2 is de-energized when the pressure tap 6 is used in a hydraulic system commissioning process.
In one embodiment, the hydraulic system further includes a travel switch (not shown in the figure), where the travel switch is used to control the on-off of the two-position four-way electromagnetic directional valve, in this embodiment, at least two travel switches are disposed on the safety compression rod, and when the safety compression rod is lifted or falls in place, the travel switches will detect the safety compression rod, so that the two-position four-way electromagnetic directional valve 2 is powered off, and thus the oil circuit of the hydraulic system is disconnected, and the safety compression rod is locked and fixed.
In summary, the utility model provides a hydraulic system for a safety compression bar of amusement equipment, the operability of the safety compression bar of amusement equipment is controlled by closing and opening an oil way of the hydraulic system, the hydraulic system comprises a hydraulic cylinder 1, a two-position four-way electromagnetic directional valve 2 and a one-way valve 3, the hydraulic cylinder 1 is a double-piston rod hydraulic cylinder 1, the hydraulic cylinder 1 is provided with a first rod cavity oil port 11 and a second rod cavity oil port 12, the two-position four-way electromagnetic directional valve 2 is provided with a working oil port A, a working oil port B, an oil inlet P and an oil return port T, the working oil port A is always connected with the first rod cavity oil port 11, the working oil port B is always connected with the second rod cavity oil port 12, the working oil port B is always connected with the oil return port T, the one-way valve 3 is an oil outlet oil way, the oil outlet is connected with the oil inlet P, the hydraulic cylinder 1 is provided with the two-position four-way electromagnetic directional valve 2 and the one-way valve 3, the first rod cavity 11 of the hydraulic cylinder 1 is connected with the working oil port A, the second rod cavity oil port 12 of the hydraulic cylinder 1 is always connected with the working oil port B, and the working oil port B is always connected with the working oil port B and the two-position electromagnetic directional valve 2 when the working oil port is always connected with the working oil port B and the two-position electromagnetic directional valve T is always connected with the oil port B; when the two-position four-way electromagnetic directional valve 2 is powered off, the working oil port A is connected with the oil inlet P, and the two-position four-way electromagnetic directional valve 2 is powered on, so that the first rod cavity oil port 11 and the second rod cavity oil port 12 of the hydraulic cylinder 1 form a closed loop, the safety pressure rod can be operated manually without active force control, and when the safety pressure rod is pressed in place (in a lifted state or a pressed state), the two-position four-way electromagnetic directional valve 2 is powered off, so that a closed oil way of the first rod cavity oil port 11 and the second rod cavity oil port 12 of the hydraulic cylinder 1 is disconnected, the locking and the fixing of the safety pressure rod are realized, and a hydraulic lock is not required to be additionally arranged to lock the safety pressure rod.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (9)
1. A hydraulic system for a play set safety strut, comprising:
the hydraulic cylinder is provided with a first rod cavity oil port and a second rod cavity oil port;
the two-position four-way electromagnetic reversing valve is provided with a working oil port A, a working oil port B, an oil inlet P and an oil return port T, wherein the working oil port A is connected with the first rod cavity oil port, the working oil port B is connected with the second rod cavity oil port, and the working oil port B is connected with the oil return port T;
a one-way valve; the oil outlet oil way is connected with the oil inlet P;
the hydraulic cylinder is provided with a first state and a second state through the on-off of the two-position four-way electromagnetic reversing valve;
in the first state, the working oil port A is connected with the oil return port T;
in the second state, the working oil port A is connected with the oil inlet P.
2. The hydraulic system for an amusement ride safety strut according to claim 1, further comprising a manual valve juxtaposed with said two-position four-way electromagnetic directional valve, said manual valve having a medium inlet and a medium outlet, said medium inlet being disposed between said first rod chamber port and said working port a, said medium outlet being disposed between said second rod chamber port and said working port B.
3. The hydraulic system for an amusement ride safety lever according to claim 2, wherein said manual valve is a plate ball valve.
4. The hydraulic system for an amusement ride safety strut according to claim 2, further comprising a one-way throttle valve having an oil inlet connected to the working port a and an oil outlet connected to the first rod chamber port.
5. The hydraulic system for an amusement ride safety lever according to claim 4, wherein said one-way throttle valve is a cartridge one-way throttle valve.
6. The hydraulic system for an amusement ride safety strut according to claim 2, further comprising a pressure tap disposed between the first rod chamber port and the working port a or between the second rod chamber port and the working port B.
7. The hydraulic system for an amusement ride safety lever according to claim 1, wherein said hydraulic cylinder is a double piston rod hydraulic cylinder.
8. The hydraulic system for an amusement ride safety lever according to claim 1, wherein said check valve is a cartridge check valve.
9. The hydraulic system for an amusement ride safety lever according to claim 1, further comprising a travel switch for controlling the on/off of the two-position four-way electromagnetic directional valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320474644.9U CN219865672U (en) | 2023-03-06 | 2023-03-06 | Hydraulic system for safety compression bar of amusement equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320474644.9U CN219865672U (en) | 2023-03-06 | 2023-03-06 | Hydraulic system for safety compression bar of amusement equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219865672U true CN219865672U (en) | 2023-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320474644.9U Active CN219865672U (en) | 2023-03-06 | 2023-03-06 | Hydraulic system for safety compression bar of amusement equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219865672U (en) |
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- 2023-03-06 CN CN202320474644.9U patent/CN219865672U/en active Active
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