CN210660846U - Multi-machine anti-gliding self-buffering rapid door hydraulic system for single pump station of hydropower station - Google Patents
Multi-machine anti-gliding self-buffering rapid door hydraulic system for single pump station of hydropower station Download PDFInfo
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- CN210660846U CN210660846U CN201921306678.7U CN201921306678U CN210660846U CN 210660846 U CN210660846 U CN 210660846U CN 201921306678 U CN201921306678 U CN 201921306678U CN 210660846 U CN210660846 U CN 210660846U
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Abstract
The utility model discloses a multi-machine anti-gliding self-buffering rapid door hydraulic system of a single pump station of a hydropower station, which comprises a hydraulic cylinder, wherein a discharge groove is arranged on the bottom surface of the hydraulic cylinder, a sealing disc matched with the discharge groove is arranged in the discharge groove, the sealing disc is arranged on the inner wall of the hydraulic cylinder in a vertical sliding manner, the bottom end of the discharge groove is connected with a buffering water inlet pipe, a sealing piston is arranged above the discharge groove, the sealing piston is attached and arranged on the inner wall of the hydraulic cylinder in a sliding manner, a supporting shaft is fixedly arranged on the upper surface of the sealing piston, the top end of the supporting shaft passes through the top surface of the hydraulic cylinder and is in sliding contact with the top surface of the hydraulic cylinder, and a supporting table is fixedly arranged on the top end of the supporting shaft. The normal operation of the quick door is ensured.
Description
Technical Field
The utility model relates to a hydraulic system technical field especially relates to a multimachine of single pump station in power station is prevented gliding from buffering quick-operation door hydraulic system.
Background
The hydropower station is a comprehensive engineering facility capable of converting water energy into electric energy. Generally comprises a reservoir formed by a water retaining structure and a water discharging structure, a water diversion system of a hydropower station, a power generation plant, electromechanical equipment and the like. High-level water of the reservoir flows into a workshop through the water diversion system to push the hydroelectric generating set to generate electric energy, and then the electric energy is input into a power grid through the step-up transformer, the switching station and the power transmission line.
When the conventional hydraulic system of the hydropower station single pump station multi-machine anti-gliding self-buffering quick door is used, the impact force applied during buffering is overlarge, a hydraulic cylinder is easily damaged, the service life of the hydraulic system is shortened, and certain defects exist.
Therefore, a hydraulic system of the hydropower station single pump station multi-machine anti-gliding self-buffering quick door is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a power station single pump station multimachine is prevented gliding from buffering fast door hydraulic system, aim at can realize buffer function gently, avoids buffering the impact force too big and causes the damage to hydraulic system, guarantees the normal use of fast door.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
the utility model provides a power station single pump station multimachine is prevented gliding from buffering quick-operation door hydraulic system, includes a hydraulic pressure section of thick bamboo, be provided with the groove of releasing on the hydraulic pressure section of thick bamboo bottom surface, the inslot of releasing be provided with the sealed dish that the groove matches of releasing, just slide the setting from top to bottom on the sealed dish on the hydraulic pressure section of thick bamboo inner wall, the tank bottom end of releasing is connected with the buffering inlet tube, the groove top of releasing is provided with sealed piston, sealed piston laminating and slip setting are in on the hydraulic pressure section of thick bamboo inner wall, fixed surface installs the back shaft on the sealed piston, the back shaft top is passed hydraulic pressure section of thick bamboo top surface and with hydraulic pressure section of thick bamboo top.
Preferably, in the multi-machine anti-gliding self-buffering rapid gate hydraulic system for the single pump station of the hydropower station, the sealing disc is uniformly provided with a plurality of buffering holes, the buffering holes are internally and movably provided with the sealing top pillars, and the top ends of the sealing top pillars are connected with the sealing piston through the buffering springs.
Based on above-mentioned technical characteristics, the buffer hole cooperatees with sealed fore-set, can realize the sealed of a hydraulic pressure section of thick bamboo, and at the quick decline in-process of sealing piston, hydraulic seal can slow down sealing piston's velocity of motion to play the effect of buffering.
Preferably, in the hydraulic system for the multi-machine anti-gliding self-buffering rapid door of the single pump station of the hydropower station, the sealing top column is jointly connected with the positioning disc in a sliding manner, and the positioning disc is vertically and slidably mounted on the inner wall of the hydraulic cylinder.
Based on the technical characteristics, the positioning disc can realize the accurate butt joint of the sealing top column and the buffer hole, and the normal operation of the buffer work is ensured.
Preferably, in the hydraulic system for the multi-machine anti-sliding self-buffering rapid door of the single pump station of the hydropower station, the inner ring of the buffer spring is slidably provided with a positioning telescopic pipe, and two ends of the positioning telescopic pipe are respectively and fixedly connected to the sealing ejection column and the sealing piston.
Based on the technical characteristics, the arrangement of the positioning telescopic pipe can effectively prevent the buffer spring from being excessively twisted, and the service life of the buffer spring is prolonged.
Preferably, in the hydraulic system for the multi-machine anti-sliding self-buffering express door of the single pump station of the hydropower station, the positioning telescopic pipe comprises an outer support pipe and an inner connection pipe slidably connected to the outer support pipe.
Based on the technical characteristics, the outer supporting pipe is connected with the inner connecting pipe in a sliding mode, the telescopic function is achieved through relative movement, the supporting effect can be always provided for the buffer spring in the working state, the buffer spring is prevented from being excessively twisted, and the service life of the buffer spring is prolonged.
Preferably, in the hydraulic system for the multi-machine anti-sliding self-buffering rapid door of the single pump station of the hydropower station, a support spring is connected between the support platform and the top surface of the hydraulic cylinder, and the support spring is sleeved on the support shaft.
Based on the technical characteristics, the arrangement of the supporting spring can provide larger supporting force and reduce the pressure load of the sealing disc.
Preferably, in the hydraulic system for the multi-machine anti-sliding self-buffering express door of the single pump station of the hydropower station, a sealing ring is arranged between the support shaft and the hydraulic cylinder.
Based on the technical characteristics, the sealing performance of the hydraulic cylinder is improved due to the arrangement of the sealing ring.
Preferably, in the hydraulic system for the multi-machine anti-sliding self-buffering rapid door of the single pump station of the hydropower station, the buffer hole is in full fit with the sealing top pillar, and the sealing top pillar is arranged into a symmetrical cone structure.
Based on the technical characteristics, the sealing top pillar is arranged into a piled cone structure, the sealing, water inlet and sealing functions can be sequentially realized in the moving process of the sealing top pillar from bottom to top, and the sealing, water discharging and sealing functions are realized in the downward moving process of the sealing top pillar, so that the functions of water feeding sealing and water discharging buffering are realized.
The utility model has the advantages that:
the utility model has the advantages of reasonable design, through controlling the gentle buffering that realizes the quick door to liquid discharge velocity, avoided buffering the impact force too big effectively and to the damage that hydraulic system caused, guaranteed the normal use of quick door.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the structure of the positioning telescopic tube of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-a hydraulic cylinder; 2-a bleed groove; 3-sealing the disc; 4-buffering the water inlet pipe; 5-sealing the piston; 6-supporting the shaft; 7-supporting the table; 8-buffer holes; 9-sealing the top column; 10-a buffer spring; 11-positioning plate; 12-positioning the telescopic tube; 13-an outer support tube; 14-inner connecting pipe; 15-a support spring; 16-sealing ring.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the embodiment is a hydraulic system of a hydropower station single pump station multi-machine anti-sliding self-buffering rapid gate, which comprises a hydraulic cylinder 1, a discharge groove 2 is arranged on the bottom surface of the hydraulic cylinder 1, a sealing disc 3 matched with the discharge groove 2 is arranged in the discharge groove 2, the sealing disc 3 is arranged on the inner wall of the hydraulic cylinder 1 in a vertical sliding manner, a plurality of buffer holes 8 are uniformly arranged on the sealing disc 3, sealing jacks 9 are movably arranged in the buffer holes 8, the buffer holes 8 are in filling fit with the sealing jacks 9, the sealing jacks 9 are arranged in a symmetrical cone structure, the sealing jacks 9 are arranged in a stacked cone structure, the sealing jacks 9 can sequentially realize sealing, water inlet and sealing functions in the moving process from bottom to top, and realize sealing, water drainage and sealing functions in the moving process of the sealing jacks 9, the sealing top pillar 9 is connected with a positioning disc 11 in a sliding manner, the positioning disc 11 is installed on the inner wall of the hydraulic cylinder 1 in a vertical sliding manner, the positioning disc 11 is arranged, accurate butt joint of the sealing top pillar 9 and a buffering hole 8 can be realized, normal buffering work is ensured, the top end of the sealing top pillar 9 is connected with a sealing piston 5 through a buffering spring 10, a positioning telescopic pipe 12 is arranged in an inner ring of the buffering spring 10 in a sliding manner, two ends of the positioning telescopic pipe 12 are respectively and fixedly connected to the sealing top pillar 9 and the sealing piston 5, the positioning telescopic pipe 12 is arranged, excessive distortion of the buffering spring 10 can be effectively prevented, the service life of the buffering spring 10 is prolonged, the positioning telescopic pipe 12 comprises an outer supporting pipe 13 and an inner connecting pipe 14 connected to the outer supporting pipe 13 in a sliding manner, the outer supporting pipe 13 is connected with the inner connecting pipe 14 in a sliding manner, a telescopic function is realized through relative movement, and a supporting function, the buffer spring 10 is prevented from being excessively distorted, the service life of the buffer spring 10 is prolonged, the buffer hole 8 is matched with the sealing support pillar 9, the sealing of the hydraulic cylinder 1 can be realized, in the process that the sealing piston 5 rapidly descends, the hydraulic sealing can slow down the movement speed of the sealing piston 5, so that the buffer effect is achieved, the bottom end of the discharge groove 2 is connected with the buffer water inlet pipe 4, the sealing piston 5 is arranged above the discharge groove 2, the sealing piston 5 is attached to and slidably arranged on the inner wall of the hydraulic cylinder 1, the upper surface of the sealing piston 5 is fixedly provided with the support shaft 6, the top end of the support shaft 6 penetrates through the top surface of the hydraulic cylinder 1 and is in sliding contact with the top surface of the hydraulic cylinder 1, the sealing ring 16 is arranged between the support shaft 6 and the hydraulic cylinder 1, the sealing performance of the hydraulic cylinder 1 is improved due to the arrangement of the sealing ring 16, the, and the supporting spring 15 is sleeved on the supporting shaft 6, and the arrangement of the supporting spring 15 can provide larger supporting force and reduce the pressure load of the sealing disc 3.
The utility model discloses a concrete implementation, when using, in the quick-operation door rise in-process, sealing piston 5 upward movement together with it, the buffering inlet tube 4 that inserts rivers this moment carries hydraulic cylinder 1 with outside rivers in, along with sealing piston 5 constantly is excessive, 9 bottoms of sealed fore-set plug up buffer hole 8, realize sealedly, when sealing piston 5 reachs topmost, water pressure will seal dish 3 and push down, realize hydraulic cylinder 1's whole sealed, when the quick-operation door is opened, sealing piston 5 descends, 9 downstream of sealed fore-set plug, begin the drainage, when 9 intermediate positions of buffer hole are reachd to sealed fore-set plug, the displacement is the biggest, the velocity of water drainage reduces gradually afterwards, realize cushioning effect. The utility model has the advantages of reasonable design, through controlling the gentle buffering that realizes the quick door to liquid discharge velocity, avoided buffering the impact force too big effectively and to the damage that hydraulic system caused, guaranteed the normal use of quick door.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a power station single pump station multimachine is prevented gliding from buffering rapid gate hydraulic system which characterized in that: including hydraulic cylinder (1), be provided with bleed groove (2) on hydraulic cylinder (1) bottom surface, be provided with in bleed groove (2) with bleed groove (2) assorted sealed dish (3), just sealed dish (3) slide from top to bottom and set up on hydraulic cylinder (1) inner wall, bleed groove (2) bottom is connected with buffering inlet tube (4), bleed groove (2) top is provided with sealed piston (5), sealed piston (5) laminating and slip setting are in on hydraulic cylinder (1) inner wall, fixed surface installs back shaft (6) on sealed piston (5), back shaft (6) top is passed hydraulic cylinder (1) top surface and with hydraulic cylinder (1) top surface sliding contact, back shaft (6) top fixed mounting has brace table (7).
2. The hydraulic system of the hydropower station single-pump station multi-machine anti-gliding self-buffering rapid gate according to claim 1, characterized in that: evenly be provided with a plurality of buffer holes (8) on sealed dish (3), buffer hole (8) internalization is equipped with sealed fore-set (9), sealed fore-set (9) top pass through buffer spring (10) with sealed piston (5) are connected.
3. The hydraulic system of the hydropower station single-pump station multi-machine anti-gliding self-buffering rapid gate according to claim 2, characterized in that: the sealing support pillar (9) is connected with a positioning disc (11) in a sliding mode, and the positioning disc (11) is installed on the inner wall of the hydraulic cylinder (1) in a vertically sliding mode.
4. The hydraulic system of the hydropower station single-pump station multi-machine anti-gliding self-buffering rapid gate according to claim 2, characterized in that: and a positioning telescopic pipe (12) is arranged on the inner ring of the buffer spring (10) in a sliding manner, and two ends of the positioning telescopic pipe (12) are respectively and fixedly connected to the sealing ejection column (9) and the sealing piston (5).
5. The hydraulic system of the hydropower station single-pump station multi-machine anti-gliding self-buffering rapid gate according to claim 4, wherein: the positioning telescopic pipe (12) comprises an outer supporting pipe (13) and an inner connecting pipe (14) which is connected to the outer supporting pipe (13) in a sliding mode.
6. The hydraulic system of the hydropower station single-pump station multi-machine anti-gliding self-buffering rapid gate according to claim 1, characterized in that: and a supporting spring (15) is connected between the supporting platform (7) and the top surface of the hydraulic cylinder (1), and the supporting spring (15) is sleeved on the supporting shaft (6).
7. The hydraulic system of the hydropower station single-pump station multi-machine anti-gliding self-buffering rapid gate according to claim 1, characterized in that: and a sealing ring (16) is arranged between the support shaft (6) and the hydraulic cylinder (1).
8. The hydraulic system of the hydropower station single-pump station multi-machine anti-gliding self-buffering rapid gate according to claim 2, characterized in that: the buffer hole (8) is matched with the sealing top column (9) in a filling mode, and the sealing top column (9) is arranged into a symmetrical cone structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921306678.7U CN210660846U (en) | 2019-08-13 | 2019-08-13 | Multi-machine anti-gliding self-buffering rapid door hydraulic system for single pump station of hydropower station |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921306678.7U CN210660846U (en) | 2019-08-13 | 2019-08-13 | Multi-machine anti-gliding self-buffering rapid door hydraulic system for single pump station of hydropower station |
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| CN210660846U true CN210660846U (en) | 2020-06-02 |
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| CN201921306678.7U Active CN210660846U (en) | 2019-08-13 | 2019-08-13 | Multi-machine anti-gliding self-buffering rapid door hydraulic system for single pump station of hydropower station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112833120A (en) * | 2020-12-30 | 2021-05-25 | 重庆奥特比汽车制动系统有限公司 | Ceramic brake pad structure and formula thereof |
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2019
- 2019-08-13 CN CN201921306678.7U patent/CN210660846U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112833120A (en) * | 2020-12-30 | 2021-05-25 | 重庆奥特比汽车制动系统有限公司 | Ceramic brake pad structure and formula thereof |
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