CN102628730A - Impact test device of pressure-releasing valve protection cover of mineral air supply - Google Patents
Impact test device of pressure-releasing valve protection cover of mineral air supply Download PDFInfo
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- CN102628730A CN102628730A CN201210121381XA CN201210121381A CN102628730A CN 102628730 A CN102628730 A CN 102628730A CN 201210121381X A CN201210121381X A CN 201210121381XA CN 201210121381 A CN201210121381 A CN 201210121381A CN 102628730 A CN102628730 A CN 102628730A
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- impact test
- protective cover
- ram hammer
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Abstract
The invention discloses an impact test device of a pressure-releasing valve protection cover of a mineral air supply, comprising a releasing part at the upper side, a receiving part at the lower side and a rope cutting mechanism, wherein an upper positioning plate of the releasing part is provided with a small positioning hole for threading a wire; a lower positioning plate is provided with a hole for positioning an impact hammer and the upper side of the upper positioning plate is provided with a dragging mechanism; the receiving part comprises a bottom plate and the bottom plate is provided with a fixed bracket and a movable bracket; and a pressure-releasing valve safety cap is arranged between the two brackets through a laboratory. The cover bottom of the pressure-releasing valve protection cover is directly impacted by utilizing a detection way of forming the impact by self-gravity of the impact hammer. The impact test device can utilize wall corners and outer window walls to mount and test and does not need a special laboratory, and the weight of the impact hammer can be set according to the height, so that the impact test device disclosed by the invention has the advantages of simple structure, small volume, flexibility in installation and operation, low cost, high precision, simplicity in operation, labor saving and time saving, and the like.
Description
Technical field
The present invention relates to pressure relieving valve protective cover detection technique, particularly relate to a kind of mining bellows chamber pressure relieving valve protective cover impact test apparatus.
Background technology
Pressure relieving valve one end flanges is connected with the pressure relieving valve protective cover, is provided with piston in it, and the pressure relieving valve protective cover was made up of the sidewall and the cover end; Its sidewall is provided with the release of pressure hole, and the cover end needs enough intensity, when the pressure relieving valve release of pressure; At the bottom of the cover of piston impact protective cover, protective cover can prevent that piston from flying out and hurt sb.'s feelings, play the safeguard protection effect; The pressure relieving valve protective cover needs strength criterion, and existing impulse test to the pressure relieving valve protective cover is generally all carried out on than balance weight impact testing machine in the summer, because existing impact testing machine need be made notched specimen; Precision prescribed is high, operating process trouble, wasting manpower and material resources; And ballistic work that can only the test specimen material can not detect the stroke performance.
The existing summer all is that the test material performance is used than balance weight impact testing machine, and is for mining pressure relieving valve protective cover, inapplicable; Can not accomplish that pendulum directly impacts at the bottom of the pressure relieving valve safety screen cover,, manufacture and design the program complicacy if device is transformed; Cost is too high; Tens thousand of at least units also are difficult to accomplish accuracy testing, do not reach the purpose of test.The domestic security that does not still have special impact testing machine to detect the pressure relieving valve protective cover at present.
In view of the foregoing, be badly in need of a kind of special testing equipment and solve these problems.
Summary of the invention
To the problem and shortage that exists in the prior art, the present invention provides a kind of mining pressure relieving valve protective cover impact test apparatus.
Technical scheme of the present invention is: a kind of mining bellows chamber pressure relieving valve protective cover impact test apparatus, contain the release portion of upside, the receiving unit and the disconnected mechanism that restricts of downside; Release portion comprises fixed frame, and the fixed frame upper end is provided with location-plate, and last location-plate is distributed with A
1～A
nSeries is located aperture, selects location-plate B under i in the individual location-plate down of n
i, it is movably arranged on the lower end of fixed frame, this time location-plate B
iBe provided with the ram hammer pilot hole, the ram hammer pilot hole is located i location aperture A in the aperture with series
iThe center of circle on same vertical line, 1≤i≤n, i, n are natural number; The location-plate upside is provided with haulage gear on said, and the lifting rope of haulage gear is from the location aperture A of last location-plate
iPenetrate and suspend ram hammer in midair, this ram hammer coupling is set in down location-plate B
iThe ram hammer pilot hole in; Said receiving unit contains base plate, and this base plate is provided with fixed support and travel(l)ing rest, and two stands is an arcs of recesses to the opposite.
Travel(l)ing rest on the base contains a base plate, and this base plate and base upper surface are slidingly matched, and this base plate is provided with outward extending bar hole, is provided with the bolt that is installed on the base in the bar hole.
Said haulage gear is manual or electronic winch.
The fixed frame lower end is provided with the retaining edge, said location-plate B down
iCoupling is sleeved on this retaining edge top.
On same straight line, the left end of the ram hammer pilot hole of each time location-plate is public point of contact to the series location aperture that last location-plate distributes from left to right.
Contain the bearing underframe, be installed in the fixedly harness on the underframe, this testing machine also contains the cylinder lifting gear, promotes suspension with wire rope, movable positioning plate, the impulse test weight; Fixedly harness is provided with mobile stool; To regulate stent size and position, dig the circular hole that matches with weight on the movable positioning plate, be used for confirming the accurate location when the adjustment weight falls; Rolling lifting gear dress is used hand winch, can be used for promoting the suspension weight.This device be a kind of be the pure mechanical hook-up of impact energy test through the freely falling body potential energy converting and energy.
Beneficial effect: the detection mode that the present invention utilizes the deadweight of ram hammer form to impact, directly impact at the bottom of the cover to the pressure relieving valve protective cover, be used for the stroke performance detection, can utilize the corner, wall is installed experiment outside window; Do not need special testing laboratory, ram hammer weight gets final product according to height setting, has simple in structure; Volume is little, and fitting operation is flexible, and cost is low; Precision is high, and is easy and simple to handle, advantages such as saving of work and time.
Description of drawings:
Fig. 1 is the structural representation of the release portion of test unit of the present invention;
Fig. 2 is the structural representation of the receiving unit of test unit of the present invention;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 goes up the location-plate structural representation;
Fig. 5～Fig. 7 is respectively the following location-plate structural representation of different model;
Fig. 8 is each ram hammer pilot hole inscribe view of the overlapping placement of each time location-plate back.
Among the figure, the lifting rope that label 1 is used for the suspension ram hammer, like wire rope or nylon rope, label 2 is the reel of manual winch; Label 3 is bearing and bearing seat, and label 4 is the winch handle, and label 5 is last location-plate, and label 51 is the location aperture; Label 6 is fixing suspension bracket, and label 7 is location-plate down, and label 71 be the ram hammer pilot hole, and label 8 is to test to use ram hammer; Label 9 is a traversing carriage, and label 10 is a base, and label 11 is a fixed support, and label 12 is an alignment pin; Label 13 is a bar hole, and label 14 is the retaining edge, and label 15 is the relief valve safety helmet, and 16 are the disconnected mechanism that restricts.
Embodiment
Below in conjunction with accompanying drawing the present invention is done further thin the description:
Embodiment one: a kind of mining bellows chamber pressure relieving valve protective cover impact test apparatus, contain the release portion of upside, the receiving unit and the disconnected mechanism that restricts of downside.
Receiving unit is used concreting referring to Fig. 2 and Fig. 3 on the cement flooring, with foot bolt firm banking 10, fixed support 11 and traversing carriage 9 are installed on the base 10, and two stands is used to support the ring flange on the pressure relieving valve protective cover.Travel(l)ing rest on the base contains a base plate, and this base plate and base upper surface are slidingly matched, and this base plate is provided with outward extending bar hole, is provided with the bolt that is installed on the base in the bar hole.
Release portion is referring to Fig. 1, and fixed frame 6 usefulness equal angles are welded.The fixed frame upper end is fixed with location-plate (Fig. 4), and last location-plate is distributed with A
1～A
nSeries location aperture.The fixed frame lower end is provided with the retaining edge, and coupling is placed with down location-plate (Fig. 5～Fig. 7) on the retaining edge.The following location-plate of total n different model, each down location-plate be provided with the ram hammer pilot hole, the ram hammer pilot hole diameter of different location-plates down is different, but all with corresponding ram hammer coupling, prevent that the ram hammer that hangs from swinging.When carrying out impulse test for the relief valve protective cover of a certain model, the intensity that should bear according to this model relief valve protective cover and the height of ram hammer are confirmed the weight of ram hammer, select corresponding location-plate B down according to the diameter of ram hammer
i, with this time location-plate B
iBe movably arranged on the lower end of fixed frame, following location-plate B
iThe location aperture A of the center of circle of ram hammer pilot hole and last location-plate
iThe center of circle on same vertical line.1≤i≤n, i, n are natural number.
Referring to Fig. 4, on same straight line, referring to Fig. 5～Fig. 8, the left end of the ram hammer pilot hole of each time location-plate is public point of contact to the series location aperture that last location-plate distributes from left to right.
Claims (5)
1. a mining bellows chamber pressure relieving valve protective cover impact test apparatus is characterized in that: contain the release portion of upside, the receiving unit and the disconnected mechanism that restricts of downside; Release portion comprises fixed frame, and the fixed frame upper end is provided with location-plate, and last location-plate is distributed with A
1～A
nSeries is located aperture, selects location-plate B under i in the individual location-plate down of n
i, it is movably arranged on the lower end of fixed frame, this time location-plate B
iBe provided with the ram hammer pilot hole, the ram hammer pilot hole is located i location aperture A in the aperture with series
iThe center of circle on same vertical line, 1≤i≤n, i, n are natural number; The location-plate upside is provided with haulage gear on said, and the lifting rope of haulage gear is from the location aperture A of last location-plate
iPenetrate and suspend ram hammer in midair, this ram hammer coupling is set in down location-plate B
iThe ram hammer pilot hole in; Said receiving unit contains base plate, and this base plate is provided with fixed support and travel(l)ing rest, and two stands is an arcs of recesses to the opposite.
2. mining bellows chamber pressure relieving valve protective cover impact test apparatus according to claim 1; It is characterized in that: the travel(l)ing rest on the base contains a base plate; This base plate and base upper surface are slidingly matched; This base plate is provided with outward extending bar hole, is provided with the bolt that is installed on the base in the bar hole.
3. mining bellows chamber pressure relieving valve protective cover impact test apparatus according to claim 1, it is characterized in that: said haulage gear is manual or electronic winch.
4. mining bellows chamber pressure relieving valve protective cover impact test apparatus according to claim 1, it is characterized in that: the fixed frame lower end is provided with the retaining edge, said location-plate B down
iCoupling is sleeved on this retaining edge top.
5. mining bellows chamber pressure relieving valve protective cover impact test apparatus according to claim 1 is characterized in that: upward on same straight line, the left end of the ram hammer pilot hole of each time location-plate is public point of contact to the series location aperture of location-plate distribution from left to right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210121381XA CN102628730A (en) | 2012-04-24 | 2012-04-24 | Impact test device of pressure-releasing valve protection cover of mineral air supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210121381XA CN102628730A (en) | 2012-04-24 | 2012-04-24 | Impact test device of pressure-releasing valve protection cover of mineral air supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102628730A true CN102628730A (en) | 2012-08-08 |
Family
ID=46587029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210121381XA Pending CN102628730A (en) | 2012-04-24 | 2012-04-24 | Impact test device of pressure-releasing valve protection cover of mineral air supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102628730A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107716823A (en) * | 2017-09-26 | 2018-02-23 | 江苏宏程锻压机床有限公司 | Ten thousand tons of quick-acting passive superpower set hammers |
| CN107870083A (en) * | 2016-09-27 | 2018-04-03 | 上海船厂船舶有限公司 | The method of testing of wire rope type riser stretcher protecting against shock valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2480829Y (en) * | 2001-09-07 | 2002-03-06 | 天津钢管公司 | Hammer drop impact tester for petroleum sleeve protective ring |
| US6523391B1 (en) * | 2001-06-08 | 2003-02-25 | Variform Inc. | Vertical height impact testing apparatus |
| CN101786579A (en) * | 2009-01-24 | 2010-07-28 | 曹守堂 | Electric and manual windlass movable pulley conveying device |
| CN101788433A (en) * | 2010-01-25 | 2010-07-28 | 天津大学 | Pendulum impact device for micrometer-nanometer film test piece |
| CN202710280U (en) * | 2012-04-24 | 2013-01-30 | 河南省煤炭科学研究院有限公司 | Impact test device of pressure-releasing valve protection cover of mineral air supply |
-
2012
- 2012-04-24 CN CN201210121381XA patent/CN102628730A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6523391B1 (en) * | 2001-06-08 | 2003-02-25 | Variform Inc. | Vertical height impact testing apparatus |
| CN2480829Y (en) * | 2001-09-07 | 2002-03-06 | 天津钢管公司 | Hammer drop impact tester for petroleum sleeve protective ring |
| CN101786579A (en) * | 2009-01-24 | 2010-07-28 | 曹守堂 | Electric and manual windlass movable pulley conveying device |
| CN101788433A (en) * | 2010-01-25 | 2010-07-28 | 天津大学 | Pendulum impact device for micrometer-nanometer film test piece |
| CN202710280U (en) * | 2012-04-24 | 2013-01-30 | 河南省煤炭科学研究院有限公司 | Impact test device of pressure-releasing valve protection cover of mineral air supply |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107870083A (en) * | 2016-09-27 | 2018-04-03 | 上海船厂船舶有限公司 | The method of testing of wire rope type riser stretcher protecting against shock valve |
| CN107870083B (en) * | 2016-09-27 | 2021-09-10 | 上海船厂船舶有限公司 | Test method of steel wire rope type marine riser tensioner anti-impact valve |
| CN107716823A (en) * | 2017-09-26 | 2018-02-23 | 江苏宏程锻压机床有限公司 | Ten thousand tons of quick-acting passive superpower set hammers |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Fu Quanzhen Inventor after: Du Yu Inventor after: Xu Hailing Inventor after: Nie Shukui Inventor after: Fu Lijun Inventor after: Liang Yingchang Inventor after: He Kunyuan Inventor before: Fu Quanzhen |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: FU QUANZHEN TO: FU QUANZHEN DU YU XU HAILING NIE SHUKUI FU LIJUN LIANG YINGCHANG HE KUNYUAN |
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| C12 | Rejection of a patent application after its publication | ||
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Application publication date: 20120808 |