CN204140100U - The blocking device of hydraulic chock running valve group - Google Patents
The blocking device of hydraulic chock running valve group Download PDFInfo
- Publication number
- CN204140100U CN204140100U CN201420485865.7U CN201420485865U CN204140100U CN 204140100 U CN204140100 U CN 204140100U CN 201420485865 U CN201420485865 U CN 201420485865U CN 204140100 U CN204140100 U CN 204140100U
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- Prior art keywords
- extension
- holes
- valve set
- operating valve
- blocking device
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- 230000000903 blocking effect Effects 0.000 title claims abstract description 25
- 238000005065 mining Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009958 sewing Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 231100000518 lethal Toxicity 0.000 description 1
- 230000001665 lethal effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model provides a kind of blocking device of hydraulic chock running valve group, this device comprises: a train wheel bridge is arranged at the top of operating valve set, one lower plate is arranged at the bottom of described operating valve set, the first extension that described train wheel bridge deviates from described operating valve set direction is provided with two holes, the second extension that described lower plate deviates from described operating valve set direction is provided with two holes, two bars are arranged in two holes on described first extension and two holes on described second extension, the gap of pulling for limiting the control crank that is connected with described operating valve set is formed between described two bars, thus when occurring clashing into by mistake, during the influence factors such as maloperation, operating grip maloperation obtains effective control, effectively avoid the potential safety hazard that the maloperation of operating grip brings, improve safety factor.
Description
Technical field
The utility model relates to coal-mine integrated-mining equipment technical field, particularly relates to a kind of blocking device of hydraulic chock running valve group.
Background technology
Hydraulic support is the equipment controlling coal mine fully-mechanized mining working mine pressure.Hydraulic support is primarily of hardware, hydraulic system and anti-topping and anti-slip, tune frame and lift base device three parts composition.Hydraulic control system, except column, various jack, also comprises operating valve set, safety valve, hydraulic control one-way valve etc.
Because coal mine fully-mechanized mining working operating space environment is narrow, the position that the functional requirement of hydraulic chock running valve group is installed will be beneficial to human users, during design, operating valve set has been arranged in the middle of frame shelves, but the operating valve set that hydraulic support uses handle trip gear without any restrictions.So just exist occur handle because surprisingly to be scraped, the form such as extruding and produce misoperation and cause the accident may, thus damage equipment impact is produced, even there is personal injury accident, such as, ore deposit, table mountain one fully-mechanized mining working is the workman of work plane fortune wire lath, accidentally encounter the handle of wall supporting operating valve during walking, face guard is risen suddenly, by lethal for the crowded wound of workman of just managing roof fall everywhere at this.As can be seen here, there is certain potential safety hazard in prior art.
Utility model content
For the above-mentioned defect of prior art, the utility model embodiment provides a kind of blocking device of hydraulic chock running valve group.
The utility model provides a kind of blocking device of hydraulic chock running valve group on the one hand, comprising:
One train wheel bridge is arranged at the top of operating valve set, one lower plate is arranged at the bottom of described operating valve set, the first extension that described train wheel bridge deviates from described operating valve set direction is provided with two holes, the second extension that described lower plate deviates from described operating valve set direction is provided with two holes, two bars are arranged in two holes on described first extension and two holes on described second extension, form the gap of pulling for limiting the control crank that is connected with described operating valve set between described two bars.
The blocking device of hydraulic chock running valve group as above, described two bars are provided with the positioning head for axial location bar from the top that the hole described first extension extends out.
The blocking device of hydraulic chock running valve group as above, described positioning head is an annulus, and the diameter of described annulus is greater than the diameter in the hole on described first extension.
The blocking device of hydraulic chock running valve group as above, the bottom that described two bars extend out from the hole described second extension is provided with pin.
The blocking device of hydraulic chock running valve group as above, described train wheel bridge is provided with two holes along the 3rd extension of described operating valve set side.
The blocking device of the hydraulic chock running valve group that the utility model embodiment provides, specifically comprise: a train wheel bridge is arranged at the top of operating valve set, one lower plate is arranged at the bottom of described operating valve set, the first extension that described train wheel bridge deviates from described operating valve set direction is provided with two holes, the second extension that described lower plate deviates from described operating valve set direction is provided with two holes, two bars are arranged in two holes on described first extension and two holes on described second extension, the gap of pulling for limiting the control crank that is connected with described operating valve set is formed between described two bars, thus when occurring clashing into by mistake, during the influence factors such as maloperation, operating grip maloperation obtains effective control, effectively avoid the potential safety hazard that the maloperation of operating grip brings, improve safety factor.
Accompanying drawing explanation
The structural representation of the blocking device of the hydraulic chock running valve group that Fig. 1 provides for the utility model embodiment;
The structural representation of the blocking device of another hydraulic chock running valve group that Fig. 2 provides for the utility model embodiment;
The structural representation of the blocking device of another hydraulic chock running valve group that Fig. 3 provides for the utility model embodiment;
The structural representation of the blocking device of another the hydraulic chock running valve group that Fig. 4 provides for the utility model embodiment.
Detailed description of the invention
The structural representation of the blocking device of the hydraulic chock running valve group that Fig. 1 provides for the utility model embodiment, as shown in Figure 1, this device specifically comprises: a train wheel bridge 1 is arranged at the top of operating valve set 2, one lower plate 3 is arranged at the bottom of operating valve set 2, first extension 4 in train wheel bridge 1 departure maneuvering valve group 2 direction is provided with two holes 5, second extension 6 in lower plate 3 departure maneuvering valve group 2 direction is provided with two holes 7, when hydraulic support remains static, for guaranteeing that the control crank 9 be connected with operating valve set 2 is not arbitrarily pulled, two bars 8 are provided with two holes 5 from first extension 4 in train wheel bridge 1 departure maneuvering valve group 2 direction pass, and be provided with two holes 7 from second extension 6 in lower plate 3 departure maneuvering valve group 2 direction and pass, owing to forming the gap of pulling for limiting the control crank 9 that is connected with operating valve set 2 between two bars 8, thus limit control crank 9 and can not swing, avoid the potential safety hazard of colliding unintentionally and bringing.
The blocking device of the hydraulic chock running valve group that the utility model embodiment provides, specifically comprise: a train wheel bridge is arranged at the top of operating valve set, one lower plate is arranged at the bottom of described operating valve set, the first extension that described train wheel bridge deviates from described operating valve set direction is provided with two holes, the second extension that described lower plate deviates from described operating valve set direction is provided with two holes, two bars are arranged in two holes on described first extension and two holes on described second extension, the gap of pulling for limiting the control crank that is connected with described operating valve set is formed between described two bars, thus when occurring clashing into by mistake, during the influence factors such as maloperation, operating grip maloperation obtains effective control, effectively avoid the potential safety hazard that the maloperation of operating grip brings, improve safety factor.
The structural representation of the blocking device of another hydraulic chock running valve group that Fig. 2 provides for the utility model embodiment, as shown in Figure 2, based on embodiment illustrated in fig. 1, two bars 8 are provided with the positioning head 10 for axial location bar from the top that the hole 5 the first extension 4 extends out.Be understandable that, positioning head 10 is specifically as follows nut, catch, its shape specifically can comprise: square, circular etc., the size of positioning head 10 can be determined according to the size in hole 5, due to Action of Gravity Field, positioning head 10 is not passed through from hole 5, bar 8 can be made to be fixedly arranged between lower plate as long as meet two bars 8, under being formed in hydraulic support inactive state, can adopt for the positioning head limiting the gap that control crank 9 is pulled.Optimally, positioning head 10 is an annulus (as shown in Figure 2), such as nut, the diameter of annulus is greater than the diameter in the hole 5 on the first extension 4, thus make two bars 8 due to Action of Gravity Field, positioning head 10 not passed through from hole 5, bar 8 can be made to be fixedly arranged between train wheel bridge 1 and lower plate 3.
The structural representation of the blocking device of another hydraulic chock running valve group that Fig. 3 provides for the utility model embodiment, as shown in Figure 3, based on embodiment illustrated in fig. 2, when hydraulic support in handling process owing to rock or other maloperations easily make two bars 8 skid off from hole, the bottom that in the present embodiment, two bars 8 extend out from the hole 7 the second extension 6 is provided with pin 11, prevent two bars 8 to skid off from hole 7, ensure that hydraulic support still can limit the activity of control crank 9 in handling process.
The structural representation of the blocking device of another the hydraulic chock running valve group that Fig. 4 provides for the utility model embodiment, as shown in Figure 4, based on embodiment illustrated in fig. 3,
Train wheel bridge 1 is provided with two holes 13 along the 3rd extension 12 of operating valve set 2 side, when operating hydraulic support, two bars 8 are passed from two holes 13 the 3rd extension 12, thus no longer the activity of control crank 9 is limited, control crank 9 can be made to swing back and forth.
For above-described embodiment, citing below specifically describes and is arranged in operating valve set by sewing up screw rod by train wheel bridge and lower plate, and the concrete bar size that arranges and wear circular hole on clamping plate, with under hydraulic support static state, by the activity of two bars restriction control cranks.Be specially:
Train wheel bridge is arranged on the upper end of hydraulic chock running valve group, 2, screw rod upper end bolt is sewed up in operating valve set front portion and turns on, train wheel bridge is penetrated the upper end sewing up screw rod by the hole of spacing 104mm, by bolt tightening.Lower plate is arranged on the lower end of hydraulic chock running valve group, is turned on by 2 bolts that screw rod lower end is sewed up in operating valve set front portion, lower plate is penetrated the lower end sewing up screw rod by the hole of spacing 104mm, by bolt tightening.When hydraulic support remains static, for guaranteeing that hydraulic support is failure to actuate, be the bar of 500mm by length, pass from two holes that train wheel bridge spacing is 60mm with nut end, and through lower plate, ensure that hydraulic chock running valve handle can not swing, avoid the potential safety hazard of colliding unintentionally and bringing.When operating hydraulic support, be the bar of 500mm by length, band nut end is passed from two holes that train wheel bridge spacing is 150mm, and operating valve set handle can be made like this to swing back and forth.Wherein, train wheel bridge 3mm steel plate makes, and lower plate 3mm steel plate makes, and bar is that ￠ 10mm round steel makes, and one end is welded with nut, and length is 500mm.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (5)
1. the blocking device of a hydraulic chock running valve group, it is characterized in that, comprise: a train wheel bridge is arranged at the top of operating valve set, one lower plate is arranged at the bottom of described operating valve set, the first extension that described train wheel bridge deviates from described operating valve set direction is provided with two holes, the second extension that described lower plate deviates from described operating valve set direction is provided with two holes, two bars are arranged in two holes on described first extension and two holes on described second extension, the gap of pulling for limiting the control crank that is connected with described operating valve set is formed between described two bars.
2. the blocking device of hydraulic chock running valve group according to claim 1, is characterized in that, described two bars are provided with the positioning head for axial location bar from the top that the hole described first extension extends out.
3. the blocking device of hydraulic chock running valve group according to claim 2, is characterized in that, described positioning head is an annulus, and the diameter of described annulus is greater than the diameter in the hole on described first extension.
4. the blocking device of hydraulic chock running valve group according to claim 1, is characterized in that, the bottom that described two bars extend out from the hole described second extension is provided with pin.
5., according to the blocking device of the arbitrary described hydraulic chock running valve group of claim 1-4, it is characterized in that, described train wheel bridge is provided with two holes along the 3rd extension of described operating valve set side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420485865.7U CN204140100U (en) | 2014-08-26 | 2014-08-26 | The blocking device of hydraulic chock running valve group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420485865.7U CN204140100U (en) | 2014-08-26 | 2014-08-26 | The blocking device of hydraulic chock running valve group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204140100U true CN204140100U (en) | 2015-02-04 |
Family
ID=52416793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420485865.7U Expired - Fee Related CN204140100U (en) | 2014-08-26 | 2014-08-26 | The blocking device of hydraulic chock running valve group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204140100U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104153796A (en) * | 2014-08-26 | 2014-11-19 | 淮南矿业(集团)有限责任公司 | Locking device of operating valve group of hydraulic support |
-
2014
- 2014-08-26 CN CN201420485865.7U patent/CN204140100U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104153796A (en) * | 2014-08-26 | 2014-11-19 | 淮南矿业(集团)有限责任公司 | Locking device of operating valve group of hydraulic support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 |