CN103866745B - A kind of self-locking wedge shape holding device for large gate door - Google Patents
A kind of self-locking wedge shape holding device for large gate door Download PDFInfo
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- CN103866745B CN103866745B CN201410121168.8A CN201410121168A CN103866745B CN 103866745 B CN103866745 B CN 103866745B CN 201410121168 A CN201410121168 A CN 201410121168A CN 103866745 B CN103866745 B CN 103866745B
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- pedestal
- wedge
- push rod
- sluice gate
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Abstract
The invention discloses a kind of self-locking wedge shape holding device for large gate door, comprise the pedestal of barrel shape, the upper end of pedestal is provided with hydraulic jack, be provided with in pedestal and organize wedge more, hydraulic jack drives each group of wedge to slidably reciprocate in pedestal, the side that pedestal is corresponding with sluice gate is provided with and ejects hole, eject hole and be nested with push rod, wedge slidably reciprocates in pedestal, corresponding push rod is driven to eject motion, sluice gate is closed put in place time, control corresponding push rod and eject motion, control sluice gate pressing to put in place, for sluice gate provides pressing power, ensure the reliability of pressing, the external surface of wedge is provided with stainless steel layer, the inwall of pedestal and the contact position of wedge are provided with the first nylon layer, stainless steel layer is different from nylon layer material, prevent from occurring occlusion in relative sliding, without the need to increasing sliding agent, clear in structure, improve the sealing that sluice gate is closed, have a good application prospect.
Description
Technical field
The present invention relates to a kind of self-locking wedge shape holding device for large gate door, belong to electric power, water conservancy equipment technical field.
Background technology
At electric power, in water generating industry or large reservoir, sluice gate is retaining, the vitals discharged water, it carries out retaining when closed, sealing performance is very important, at present, the pressure that sluice gate is required when closed, the difference being generally the pressure of sluice gate both sides water carries out holding out against, this kind holds out against mode, easy generation pressure oscillation, sealing is unstable, the side that pressure is large easily leaks to the side that pressure is little, when the side of sluice gate does not have water, just there is not pressure, when opposite side water retention capacity is larger, sluice gate is easy to back down, retaining is caused to be leaked, there is potential safety hazard.
Summary of the invention
The object of the invention is to overcome traditional sluice gate pressure required when closed, for the difference of the pressure of sluice gate both sides water, easy generation pressure oscillation, sealing is unstable, when opposite side water retention capacity rises, be easy to sluice gate to back down, cause retaining to be leaked, there is the problem of potential safety hazard.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of self-locking wedge shape holding device for large gate door, it is characterized in that: the pedestal comprising barrel shape, described pedestal is two, is vertically mounted on sluice gate both sides respectively, the upper end of described pedestal is provided with hydraulic jack, is provided with a group or more wedge in described pedestal;
Described hydraulic jack is connected with the wedge of topmost in pedestal by catch bar, is connected between two groups of adjacent wedges by unsettled connecting rod, and described hydraulic jack drives each group of wedge to slidably reciprocate in pedestal;
The side that described pedestal is corresponding with sluice gate is provided with and unanimously with wedge quantity ejects hole, the described hole that ejects has been nested with push rod, bottom and the domatic of correspondence position wedge of described push rod fit, and wedge slidably reciprocates in pedestal, drive corresponding push rod to eject motion;
Aforesaid a kind of self-locking wedge shape holding device for large gate door, it is characterized in that: the external surface of described wedge is provided with stainless steel layer, the inwall of described pedestal and the contact position of wedge are provided with the first nylon layer.
Aforesaid a kind of self-locking wedge shape holding device for large gate door, it is characterized in that: described wedge is trapezoidal wedge or cylindrical wedge, described pedestal is drum or square tube shape, both mating shapes.
Aforesaid a kind of self-locking wedge shape holding device for large gate door, is characterized in that: described stainless steel layer is wrapped in the external surface of wedge by plug welding.
Aforesaid a kind of self-locking wedge shape holding device for large gate door, is characterized in that: described in eject hole the contact position of inwall and push rod be provided with the second nylon layer.
Aforesaid a kind of self-locking wedge shape holding device for large gate door, is characterized in that: described push rod comprises stainless steel portion and alloyed copper portion, and described alloyed copper portion is positioned at the below in stainless steel portion, and fits with wedge.
Aforesaid a kind of self-locking wedge shape holding device for large gate door, it is characterized in that: described hydraulic jack is bolted to the upper end of pedestal by first, the lower end of described pedestal is provided with baffle plate, described baffle plate is bolted on pedestal by second, the described hole that ejects is provided with three bolt fixing with pedestal, and each bolt is socketed with spring shim.
Aforesaid a kind of self-locking wedge shape holding device for large gate door, is characterized in that: the outside of described pedestal is provided with the multiple bolts hole be spacedly distributed fixed with sluice gate.
The invention has the beneficial effects as follows: the wedge shape holding device for large gate door of the present invention, comprise the pedestal of barrel shape, pedestal is vertically mounted on sluice gate both sides, the upper end of pedestal is provided with hydraulic jack, a group or more wedge is provided with in pedestal, hydraulic jack drives each group of wedge to slidably reciprocate in pedestal, the side that pedestal is corresponding with sluice gate is provided with and unanimously with wedge quantity ejects hole, eject hole and be nested with push rod, wedge slidably reciprocates in pedestal, corresponding push rod is driven to eject motion, sluice gate is closed put in place time, control corresponding push rod and eject motion, control sluice gate pressing to put in place, for sluice gate provides pressing power, ensure the reliability of pressing, the external surface of wedge is provided with stainless steel layer, the inwall of described pedestal and the contact position of wedge are provided with the first nylon layer, stainless steel layer is different from nylon layer material, prevent from occurring occlusion in relative sliding, nylon layer is for make with self-lubricating nylon material, without the need to increasing sliding agent, clear in structure, improve the sealing that sluice gate is closed, have a good application prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of wedge shape holding device first embodiment of the present invention.
Fig. 2 is the lateral view of wedge shape holding device first embodiment of the present invention.
Fig. 3 is the structural representation of wedge shape holding device second embodiment of the present invention.
Fig. 4 is the lateral view of wedge shape holding device second embodiment of the present invention.
The implication marked in accompanying drawing is as follows:
1: hydraulic jack; 2: pedestal; 3: wedge; 4: catch bar; 5: connecting rod; 6: eject hole; 7: push rod; 701: stainless steel portion; 702: alloyed copper portion; 8 stainless steel layers; 9: the first nylon layers; 10: the second nylon layers; 11: the first bolts; 12: baffle plate; 13: the second bolts; 14: the three bolts; 15: bolt hole.
Detailed description of the invention
Below in conjunction with Figure of description, the invention will be further described.Following examples only for technical scheme of the present invention is clearly described, and can not limit the scope of the invention with this.
Wedge shape holding device for large gate door of the present invention, comprise the pedestal 2 of barrel shape, pedestal 2 is two, be vertically mounted on sluice gate both sides respectively, the outside of pedestal 2 is provided with the multiple bolts hole 15 be spacedly distributed fixed with sluice gate, the upper end of pedestal 2 is provided with hydraulic jack 1, hydraulic jack 1 is fixed on the upper end of pedestal 2 by the first bolt 11, the lower end of pedestal 2 is provided with baffle plate 12, baffle plate 12 is fixing on the base 2 by the second bolt 13, wedge 3 Fig. 1 and Fig. 2 being provided with a group or more in pedestal 2 is provided with one group of wedge 3 in pedestal 2, Fig. 3 and Fig. 4 is provided with two groups of wedges 3 in pedestal 2, wedge 3 is trapezoidal wedge or cylindrical wedge, pedestal 2 is drum or square tube shape, both mating shapes, the pedestal of trapezoidal wedge counterparty barrel shape, the pedestal of cylindrical wedge counterparty barrel shape, the quantity of wedge 3 is determined according to the height of sluice gate, the height of sluice gate is higher, in order to improve the pressure force promoting sluice gate pressing, the quantity of wedge 3 also can increase, hydraulic jack 1 is connected with the wedge 3 of topmost in pedestal 2 by catch bar 4, be connected by unsettled connecting rod 5 between two groups of adjacent wedges 3, hydraulic jack 1 drives each group of wedge 3 to slidably reciprocate in pedestal 2,
The side that described pedestal 2 is corresponding with sluice gate is provided with and unanimously with wedge 3 quantity ejects hole 6, eject hole 6 and be nested with push rod 7, bottom and the domatic of correspondence position wedge 3 of push rod 7 fit, and wedge 3 slidably reciprocates in pedestal 2, drive corresponding push rod 7 to eject motion.
The external surface of described wedge 3 is provided with stainless steel layer 8, stainless steel layer 8 is wrapped in the external surface of wedge 3 by plug welding, plug welding mode, easy to operate, weld strength can also be improved, the inwall of pedestal 2 and the contact position of wedge 3 are provided with the first nylon layer 9, the inwall of such pedestal 2 and the contact position of wedge 3 are nylon material and stainless steel substrates material, both materials are different, nylon layer is for make with self-lubricating nylon material, without the need to increasing sliding agent, effectively can prevent wedge 3 in sliding process, occurring scuffing.
The contact position of the described inwall and push rod 7 that eject hole 6 is provided with the second nylon layer 10, equally effectively prevent push rod 7 from ejecting in the ejection process of hole 6, there is scuffing, first nylon layer 9 and the second nylon layer 10, the little high-strength nylon material of friction factor is adopted to make, equally there is self-lubricating function, eject hole 6 and be provided with three bolt 14 fixing with pedestal.
Described push rod 7 comprises stainless steel portion 701 and alloyed copper portion 702, alloyed copper portion 702 is positioned at the below in stainless steel portion 701, and fit with wedge 3, alloyed copper portion 702 sound construction, be not easy formation abrasion, and little with stainless steel layer 8 frictional property of the external surface of wedge 3, improve sliding effect, prevent occlusion.
In order to improve the fastness be connected and fixed on each bolt of the first above-mentioned bolt 11, second bolt the 13, three bolt 14, each bolt is all socketed with spring shim.
Self-locking wedge shape holding device for large gate door of the present invention, be arranged on sluice gate side, the course of work is, when needing retaining, when sluice gate closes and puts in place, hydraulic jack 1 works, catch bar 4 is driven to move, each group of wedge 3 is driven to slide in pedestal 2, the domatic promotion of each group of wedge 3 be positioned at domatic on push rod 7 eject motion ejecting hole, push rod can prop up the ground of sluice gate side, control sluice gate to move in the opposite direction, control sluice gate pressing to put in place, for sluice gate provides reliable pressing power, ensure the reliability of pressing, the external surface of wedge is provided with stainless steel layer, the inwall of pedestal and the contact position of wedge are provided with the first nylon layer, stainless steel layer is different from nylon layer material, prevent from occurring occlusion in relative sliding, without the need to increasing sliding agent, and when the side water yield changes, wedge 3 can slide automatically, drive push rod 7 automatic locking, improve sealing, clear in structure, improve the sealing that sluice gate is closed, have a good application prospect.
More than show and describe general principle of the present invention, principal character and advantage.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and manual just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (3)
1. the self-locking wedge shape holding device for large gate door, it is characterized in that: the pedestal (2) comprising barrel shape, described pedestal (2) is two, be vertically mounted on sluice gate both sides respectively, the upper end of described pedestal (2) is provided with hydraulic jack (1), is provided with wedge (3) more than two in described pedestal (2);
Described hydraulic jack (1) is connected with the wedge (3) of pedestal (2) interior topmost by catch bar (4), be connected by unsettled connecting rod (5) between two groups of adjacent wedges (3), described hydraulic jack (1) drives each group of wedge (3) to slidably reciprocate in pedestal (2);
The side that described pedestal (2) is corresponding with sluice gate is provided with and unanimously with wedge (3) quantity ejects hole (6), the described hole (6) that ejects has been nested with push rod (7), the bottom of described push rod (7) and domatic the fitting of correspondence position wedge (3), wedge (3) slidably reciprocates in pedestal (2), drives corresponding push rod (7) to eject motion;
The external surface of described wedge (3) is provided with stainless steel layer (8), and the inwall of described pedestal (2) and the contact position of wedge (3) are provided with the first nylon layer (9);
Described stainless steel layer (8) is wrapped in the external surface of wedge (3) by plug welding;
The contact position of the described inwall and push rod (7) that eject hole (6) is provided with the second nylon layer (10);
Described push rod (7) comprises stainless steel portion (701) and alloyed copper portion (702), and described alloyed copper portion (702) is positioned at the below of stainless steel portion (701), and fits with wedge (3);
The high-strength nylon material that described first nylon layer (9) and the second nylon layer (10) adopt friction factor little is made, and has self-lubricating function.
2. a kind of self-locking wedge shape holding device for large gate door according to claim 1, it is characterized in that: described hydraulic jack (1) is fixed on the upper end of pedestal (2) by the first bolt (11), the lower end of described pedestal (2) is provided with baffle plate (12), described baffle plate (12) is fixed on pedestal (2) by the second bolt (13), the described hole (6) that ejects is provided with three bolt (14) fixing with pedestal, and each bolt is socketed with spring shim.
3. a kind of self-locking wedge shape holding device for large gate door according to claim 1, is characterized in that: the outside of described pedestal (2) is provided with the multiple bolts hole (15) be spacedly distributed fixed with sluice gate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410121168.8A CN103866745B (en) | 2014-03-28 | 2014-03-28 | A kind of self-locking wedge shape holding device for large gate door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410121168.8A CN103866745B (en) | 2014-03-28 | 2014-03-28 | A kind of self-locking wedge shape holding device for large gate door |
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| Publication Number | Publication Date |
|---|---|
| CN103866745A CN103866745A (en) | 2014-06-18 |
| CN103866745B true CN103866745B (en) | 2016-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410121168.8A Active CN103866745B (en) | 2014-03-28 | 2014-03-28 | A kind of self-locking wedge shape holding device for large gate door |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105033715A (en) * | 2015-08-17 | 2015-11-11 | 大连恒基数控机床有限公司 | Clamp for machine tool |
| CN106996098A (en) * | 2016-12-23 | 2017-08-01 | 广州迩鼎机电设备有限公司 | A kind of water conservancy gate equipment |
| CN109723036A (en) * | 2019-03-01 | 2019-05-07 | 北京市市政工程设计研究总院有限公司 | A kind of flashboard and lock frame slack adjuster of water gate |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3034827A1 (en) * | 1980-09-16 | 1982-04-29 | Arthur 2407 Bad Schwartau Walter | Hydraulic prop for supporting work during machining - uses self-locking wedge securing against downward movement and spring for upward reset |
| DE4311857A1 (en) * | 1993-04-10 | 1994-10-13 | David Fischer | Clamping device for clamping workpieces |
| CN103056795A (en) * | 2012-12-11 | 2013-04-24 | 重庆信奇建材机械制造有限公司 | Wedge rod mechanism of hydraulic type automatic aligning fixing device |
| CN203062619U (en) * | 2012-12-14 | 2013-07-17 | 周家莉 | Compound type jacking prop clamping device |
| CN203113304U (en) * | 2012-12-20 | 2013-08-07 | 长江勘测规划设计研究有限责任公司 | Pushing-against device for wedge-shaped block self-locking ship lifter |
| CN203795390U (en) * | 2014-03-28 | 2014-08-27 | 常州东方机电成套有限公司 | Self-locking wedge ejecting and tightening device for large sluice gate |
-
2014
- 2014-03-28 CN CN201410121168.8A patent/CN103866745B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3034827A1 (en) * | 1980-09-16 | 1982-04-29 | Arthur 2407 Bad Schwartau Walter | Hydraulic prop for supporting work during machining - uses self-locking wedge securing against downward movement and spring for upward reset |
| DE4311857A1 (en) * | 1993-04-10 | 1994-10-13 | David Fischer | Clamping device for clamping workpieces |
| CN103056795A (en) * | 2012-12-11 | 2013-04-24 | 重庆信奇建材机械制造有限公司 | Wedge rod mechanism of hydraulic type automatic aligning fixing device |
| CN203062619U (en) * | 2012-12-14 | 2013-07-17 | 周家莉 | Compound type jacking prop clamping device |
| CN203113304U (en) * | 2012-12-20 | 2013-08-07 | 长江勘测规划设计研究有限责任公司 | Pushing-against device for wedge-shaped block self-locking ship lifter |
| CN203795390U (en) * | 2014-03-28 | 2014-08-27 | 常州东方机电成套有限公司 | Self-locking wedge ejecting and tightening device for large sluice gate |
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| CN103866745A (en) | 2014-06-18 |
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