CN212868083U - Gravitational potential energy recovery device - Google Patents
Gravitational potential energy recovery device Download PDFInfo
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- CN212868083U CN212868083U CN202021477089.8U CN202021477089U CN212868083U CN 212868083 U CN212868083 U CN 212868083U CN 202021477089 U CN202021477089 U CN 202021477089U CN 212868083 U CN212868083 U CN 212868083U
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Abstract
The utility model provides a gravitational potential energy recovery device, which comprises a cylinder body, wherein a cavity is arranged inside the cylinder body; the cylinder cover is arranged at one end of the cylinder body and seals the cavity; the piston is arranged in the cavity, and the outer diameter of the piston is matched with the inner diameter of the cavity; the fixed piston rod is fixedly arranged on one side, facing the piston, of the cylinder cover, the fixed piston rod is in a hollow cylindrical shape, and a slide way is arranged on the outer wall of the fixed piston rod; the movable piston rod is arranged on one side, facing the cylinder cover, of the piston, one end, connected with the piston, of the movable piston rod is in a hollow cylindrical shape, one end, far away from the piston, of the movable piston rod is in a circular ring shape, the fixed piston rod is arranged in the circular ring shape, a sliding block is arranged on the inner wall of the circular ring shape, and the sliding block is matched with the slide way to connect the fixed piston rod and the movable piston. The area of the three chambers can be changed through the arrangement of the movable piston rod, so that gravitational potential energy is recycled and utilized, and the energy utilization rate is improved.
Description
Technical Field
The utility model relates to an energy-conserving technical field of hydraulic pressure especially relates to a gravitational potential energy recovery device.
Background
The walking beam furnace is a continuous furnace which moves the material blanks forward one by the actions of ascending, advancing, descending and retreating of the furnace bottom or the water-cooled metal beam. The hydraulic system of the walking beam type heating furnace repeatedly lifts hundreds of tons to thousands of tons of weight in the working process, the lifted walking beam has great gravitational potential energy, and the traditional walking beam type heating furnace hydraulic system cannot realize the recovery and utilization of the gravitational potential energy when the walking beam descends, so that the hydraulic system is large in calorific value and high in energy consumption.
Therefore, there is a need for a gravitational potential energy recovery device, which has a simple structure and is easy to assemble and disassemble, and can recover and utilize gravitational potential energy generated when the walking beam descends, thereby improving energy utilization rate.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art or the correlation technique.
Therefore, the utility model provides a gravitational potential energy recovery device.
In view of this, the utility model provides a gravitational potential energy recovery device, gravitational potential energy recovery device includes:
the cylinder body is internally provided with a cavity;
the cylinder cover is arranged at one end of the cylinder body and closes the cavity;
the piston is arranged in the cavity, and the outer diameter of the piston is matched with the inner diameter of the cavity;
the fixed piston rod is fixedly arranged on one side, facing the piston, of the cylinder cover, and is in a hollow cylindrical shape, and a slide way is arranged on the outer wall of the fixed piston rod;
the movable piston rod is arranged on the piston and faces one side of the cylinder cover, the movable piston rod is in a hollow cylindrical shape with one end connected with the piston, the end, away from the piston, of the movable piston rod is in a circular ring shape, the fixed piston rod is arranged in the circular ring shape, a sliding block is arranged on the inner wall of the circular ring shape, and the sliding block is matched with the sliding way to connect the fixed piston rod and the movable piston rod together.
Further, the gravitational potential energy recovery device further comprises:
the side of the piston, which faces away from the movable piston rod, and the chamber formed by the inner wall of the cylinder body are provided with a first chamber;
the second chamber is a chamber formed by the inner wall of the movable piston rod, the inner wall of the fixed piston rod, the piston and the cylinder cover;
the first and second chambers are connected by a proportional directional valve.
Further, the gravitational potential energy recovery device further comprises:
the outer wall of the movable piston rod, the outer wall of the fixed piston rod, the inner wall of the cylinder body, the piston and a chamber formed by the cylinder cover are communicated with the first pressure source;
further, the first pressure source is an accumulator.
Further, the number of the slide ways is even, and the number of the slide blocks is matched with that of the slide ways.
Furthermore, a plurality of the slide ways are uniformly arranged on the outer wall of the fixed piston rod.
The utility model provides a technical scheme can include following beneficial effect:
the cavity in the cylinder body is divided into three cavities through the arrangement of the fixed piston rod and the movable piston rod, the area of the three cavities can be changed through the arrangement of the movable piston rod, and then gravitational potential energy is recovered and utilized, the energy utilization rate is improved, the gravitational potential energy recovery device of the application adopts fewer parts to realize the recovery and utilization of gravitational potential energy, the structure is simple, the disassembly is convenient, and the replacement of the internal parts is convenient.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 shows a cross-sectional view of a gravitational potential energy recovery device according to an embodiment of the present invention;
fig. 2 shows a cross-sectional view of a fixed piston rod according to an embodiment of the invention;
fig. 3 shows a cross-sectional view of a movable piston rod according to an embodiment of the invention.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 3 is:
101 cylinder body, 102 cylinder cover, 103 piston, 104 fixed piston rod, 1041 slideway, 105 movable piston rod, 1051 slide block, 106 first chamber, 107 second chamber, 108 third chamber, 109 proportion reversing valve and 110 first pressure source.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
Examples
Fig. 1 shows a cross-sectional view of a gravitational potential energy recovery device according to an embodiment of the present invention; fig. 2 shows a cross-sectional view of a fixed piston rod according to an embodiment of the invention; fig. 3 shows a cross-sectional view of a movable piston rod according to an embodiment of the invention.
As shown in fig. 1 to 3, the present embodiment provides a gravitational potential energy recovery device, including:
the cylinder body 101, the inside of the cylinder body 101 is provided with a cavity;
the cylinder cover 102 is arranged at one end of the cylinder body 101, and the cylinder cover 102 seals a cavity;
the piston 103 is arranged in the cavity, and the outer diameter of the piston 103 is matched with the inner diameter of the cavity;
the fixed piston rod 104 is fixedly arranged on one side, facing the piston 103, of the cylinder cover 102, the fixed piston rod 104 is in a hollow cylindrical shape, and a slide way 1041 is arranged on the outer wall of the fixed piston rod 104;
the movable piston rod 105 is arranged on one side, facing the cylinder cover 102, of the piston 103, one end, connected with the piston 103, of the movable piston rod 105 is in a hollow cylindrical shape, one end, far away from the piston 103, of the movable piston rod 105 is in a circular ring shape, the fixed piston rod 104 is arranged in the circular ring shape, a sliding block 1051 is arranged on the inner wall of the circular ring shape, and the sliding block 1051 is matched with the sliding way 1041 to connect the fixed piston rod 104 and the movable piston rod.
The cavity in the cylinder body is divided into three chambers through the arrangement of the fixed piston rod 104 and the movable piston rod 105, the areas of the three chambers can be changed through the arrangement of the movable piston rod 105, and therefore gravitational potential energy is recycled and utilized, and the energy utilization rate is improved.
It should be noted that, during operation, the gravitational potential energy recovery device is horizontally placed, so as to avoid the sliding block 1051 and the slide way 1041 from moving under the action of gravity, when the operation time is too long and needs to be changed and cleaned, the cylinder cover 102 is only needed to be dismounted to take out the fixed piston rod 104, the slide way 1041 of the fixed piston rod 104 and the sliding block 1051 are used for taking out the movable piston rod 105, and then the piston 103 is taken out, so that the cylinder body 101 is convenient to clean, the structure is simple, the disassembly is convenient, and the internal parts are convenient to change.
Further, the gravitational potential energy recovery device further comprises:
a first chamber 106, a chamber formed by one side of the piston 103, which is opposite to the movable piston rod 105, and the inner wall of the cylinder body 101;
a second chamber 107, the inner wall of the movable piston rod 105, the inner wall of the fixed piston rod 104, the piston 103 and the cylinder head 102 form a chamber;
the first chamber 106 and the second chamber 107 are connected by a proportional reversing valve 109.
Further, the gravitational potential energy recovery device further comprises:
a third chamber 108, the outer wall of the movable piston rod 105, the outer wall of the fixed piston rod 104, the inner wall of the cylinder 101, the piston 103 and the cylinder head 102, the third chamber 108 being in communication with a first pressure source 110.
Wherein the first pressure source 110 is an accumulator.
During operation, hydraulic oil is firstly filled in the energy accumulator, when the walking beam of the walking beam type heating furnace is lifted, the energy accumulator provides hydraulic oil for the third chamber 108, meanwhile, the proportional directional valve 109 provides pressure for the second chamber 107, the movable piston rod 105 moves towards the direction far away from the fixed piston rod 104, the first chamber 106 is compressed, power is provided for the lifting of the walking beam, when the walking beam of the walking beam type heating furnace descends, the first chamber 106 is provided with pressure through the proportional directional valve 109, the movable piston rod 105 moves towards the direction of the fixed piston rod 104, at the moment, the third chamber 108 is compressed, the hydraulic oil pressure of the third chamber 108 retracts into the energy accumulator, the energy accumulator is used when the walking beam is lifted next time, through changing the areas of the three chambers, gravitational potential energy is recycled and utilized, and the energy utilization rate is improved.
Further, the number of the slide ways 1041 is even, and the number of the sliders 1051 matches the number of the slide ways 1041.
Wherein, a plurality of slide ways 1041 are evenly arranged on the outer wall of the fixed piston rod 104.
The even number of slide ways 1041 are uniformly arranged on the outer wall of the fixed piston rod 104, and the pressure is uniformly distributed on one side of the piston 103 facing the fixed piston rod 104, so that the moving of the movable piston rod 105 is prevented from being influenced by the deviation of the movable piston rod 105 during the working process, and the moving of the movable piston rod 105 can be smoother.
In this embodiment, two slide ways 1041 and two corresponding slide blocks 1051 are symmetrically arranged, so that the stress on the movable piston rod 105 is more uniform.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (6)
1. A gravitational potential energy recovery device, comprising:
the cylinder body is internally provided with a cavity;
the cylinder cover is arranged at one end of the cylinder body and closes the cavity;
the piston is arranged in the cavity, and the outer diameter of the piston is matched with the inner diameter of the cavity;
the fixed piston rod is fixedly arranged on one side, facing the piston, of the cylinder cover, and is in a hollow cylindrical shape, and a slide way is arranged on the outer wall of the fixed piston rod;
the movable piston rod is arranged on the piston and faces one side of the cylinder cover, the movable piston rod is in a hollow cylindrical shape with one end connected with the piston, the end, away from the piston, of the movable piston rod is in a circular ring shape, the fixed piston rod is arranged in the circular ring shape, a sliding block is arranged on the inner wall of the circular ring shape, and the sliding block is matched with the sliding way to connect the fixed piston rod and the movable piston rod together.
2. The gravitational potential energy recovery device of claim 1, further comprising:
the side of the piston, which faces away from the movable piston rod, and the chamber formed by the inner wall of the cylinder body are provided with a first chamber;
the second chamber is a chamber formed by the inner wall of the movable piston rod, the inner wall of the fixed piston rod, the piston and the cylinder cover;
the first and second chambers are connected by a proportional directional valve.
3. The gravitational potential energy recovery device of claim 2, further comprising:
the outer wall of the movable piston rod, the outer wall of the fixed piston rod, the inner wall of the cylinder body, the piston and the cavity formed by the cylinder cover are communicated with the first pressure source.
4. A gravitational potential energy recovery device according to claim 3, wherein said first pressure source is an accumulator.
5. A gravitational potential energy recovery device according to any one of claims 1 to 4, wherein the number of runners is even and the number of slides matches the number of runners.
6. A gravitational potential energy recovery device according to claim 5, wherein a plurality of said ramps are uniformly disposed on an outer wall of said stationary piston rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021477089.8U CN212868083U (en) | 2020-07-24 | 2020-07-24 | Gravitational potential energy recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021477089.8U CN212868083U (en) | 2020-07-24 | 2020-07-24 | Gravitational potential energy recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212868083U true CN212868083U (en) | 2021-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021477089.8U Active CN212868083U (en) | 2020-07-24 | 2020-07-24 | Gravitational potential energy recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212868083U (en) |
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2020
- 2020-07-24 CN CN202021477089.8U patent/CN212868083U/en active Active
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