CN201460804U - Hole-sealing coal rock strata injector for adjusting unseal pressure - Google Patents
Hole-sealing coal rock strata injector for adjusting unseal pressure Download PDFInfo
- Publication number
- CN201460804U CN201460804U CN2009200919218U CN200920091921U CN201460804U CN 201460804 U CN201460804 U CN 201460804U CN 2009200919218 U CN2009200919218 U CN 2009200919218U CN 200920091921 U CN200920091921 U CN 200920091921U CN 201460804 U CN201460804 U CN 201460804U
- Authority
- CN
- China
- Prior art keywords
- sealing
- steel cord
- packing element
- hole
- adjusting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Joints Allowing Movement (AREA)
Abstract
The utility model relates to a hole-sealing coal rock strata injector for adjusting the unseal pressure, which carries out hole sealing during water injection at high pressure, pressing crack, bursting andante-reflection drilling. The hole-sealing coal rock strata injector comprises an expanding rubber roller, connectors which are inserted in end holes at two ends of the expanding rubber rollers and fixedly connected with the expanding rubber roller and a water outlet control device, and is characterized in that the expanding rubber roller at least comprises an inner rubber sheet, an inner layer steel cord wound on the inner rubber sheet and an outer wrapping layer wrapping the inner layer steel cord. The utility model has the advantages of high press resistant strength, strong recoverability, high recovery rate, compact structure, low labor intensity, simple and convenient operation and capability of realizing the requirements of different hole-sealing depths and hole-sealing lengths.
Description
Technical field
The utility model relates to the sealing of hole coal rock layer impregnator that a kind ofly carries out high pressure water injection, pressure break under coal mine, breaks, carries out the adjusting unpacking pressure of sealing of hole during anti-reflection boring.
Background technology
At present, under coal mine, drilling and sealing adopts filler, the two kinds of measures of hole packer sealing of hole of annotating more.These two kinds of measures all exist problems such as the affine sealing of sealing of hole strength deficiency, sealing material and borehole wall is poor, voltage withstand class is low, recuperability is poor, labour intensity is big, operation sequence complexity.
Summary of the invention
The purpose of this utility model be to overcome the deficiencies in the prior art and provide that a kind of compact conformation, labour intensity are little, easy and simple to handle, high pressure resistant, good airproof performance, sealing of hole are reliable, reusable, the sealing of hole coal rock layer impregnator of the adjusting unpacking pressure that can realize different hole depth sealing of holes.
The technical solution of the utility model is as follows: comprise the expansion packing element, be inserted in the joint and the effluent control device of fixedlying connected with the expansion packing element in the stomidium of expansion packing element two ends, it is characterized in that: described expansion packing element contains interior film at least, be wrapped on the film internal layer steel cord, be wrapped in the surrounding layer on the internal layer steel cord.
The structure that one deck is wrapped in the interlayer film on the internal layer steel cord and is wrapped in the outer steel cord on the interlayer film is being set between internal layer steel cord and the surrounding layer at least.
Described effluent control device comprises that one is the water out adapter that has internal thread in water inlet and the other end inner chamber, the faucet that is threaded with internal thread in this water out adapter inner chamber, water inlet in the inner chamber of water out adapter is provided with the steel ball of internal diameter greater than this water inlet bore, be provided with the compression spring that acts on the steel ball in the water out adapter inner chamber between steel ball and faucet, the decrement of this compression spring realizes by adjusting the position of water nozzle in the water out adapter inner chamber.
Described effluent control device is a kind of pressure valve.
Described joint is a kind of snap joint, is buckled with interfacing part in this snap joint, is inserted with latch in the jack between interfacing part and snap joint.
The winding angle of outer steel cord and internal layer steel cord is 20 °～80 °.
Joint is fixedlyed connected with the expansion packing element by the fastener (2) that is fastened on stomidium outside, expansion packing element two ends with effluent control device.
The advantage that the utlity model has the compressive resistance height, recuperability is strong, the rate of recovery is high, compact conformation, labour intensity are little, easy and simple to handle, can realize different hole sealing depths and sealed borehole length requirement.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is an expansion packing element cross cut structure schematic diagram of the present utility model.
Fig. 3 is the structural representation of the interfacing part that is connected fast of of the present utility model and snap joint.
Fig. 4 is the structural representation of the latch that is connected fast of of the present utility model and snap joint.
The specific embodiment
As shown in Figure 1, 2, embodiment 1: the utility model comprises the expansion packing element, be inserted in joint 1 and effluent control device in the stomidium of expansion packing element two ends, be fastened on the fastener 2 of stomidium outside, expansion packing element two ends, fastener 2 will be inserted in joint 1 in the stomidium of expansion packing element two ends and effluent control device and expansion packing element and tighten together, and it is characterized in that: described expansion packing element contains interior film 3 at least, be wrapped on the film 3 internal layer steel cord 4, be wrapped in the surrounding layer 7 on the internal layer steel cord 4.Described joint 1 is a kind of snap joint, is buckled with interfacing part 11 in this snap joint, is inserted with latch 13 in the jack between interfacing part 11 and snap joint.
As shown in Figure 1, 2, embodiment 2: the utility model comprises the expansion packing element, be inserted in joint 1 and effluent control device in the stomidium of expansion packing element two ends, be fastened on the fastener 2 of stomidium outside, expansion packing element two ends, fastener 2 will be inserted in joint 1 in the stomidium of expansion packing element two ends and effluent control device and expansion packing element and tighten together, and it is characterized in that: described expansion packing element contains interior film 3 at least, be wrapped on the film 3 internal layer steel cord 4, be wrapped in the surrounding layer 7 on the internal layer steel cord 4.Also be provided with the structure that one deck is wrapped in the interlayer film 5 on the internal layer steel cord 4 and is wrapped in the outer steel cord 6 on the interlayer film 5 between internal layer steel cord 4 and the surrounding layer 7.Described joint 1 is a kind of snap joint, is buckled with interfacing part 11 in this snap joint, is inserted with latch 13 in the jack between interfacing part 11 and snap joint.The winding angle of outer steel cord 6 and internal layer steel cord 4 is 20 °～80 °.Joint 1 is fixedlyed connected with the expansion packing element by the fastener 2 that is fastened on stomidium outside, expansion packing element two ends with effluent control device.
As shown in Figure 1, 2, embodiment 3: the utility model comprises the expansion packing element, be inserted in joint 1 and effluent control device in the stomidium of expansion packing element two ends, be fastened on the fastener 2 of stomidium outside, expansion packing element two ends, fastener 2 will be inserted in joint 1 in the stomidium of expansion packing element two ends and effluent control device and expansion packing element and tighten together, and it is characterized in that: described expansion packing element contains interior film 3 at least, be wrapped on the film 3 internal layer steel cord 4, be wrapped in the surrounding layer 7 on the internal layer steel cord 4.Also be provided with the structure that one deck is wrapped in the interlayer film 5 on the internal layer steel cord 4 and is wrapped in the outer steel cord 6 on the interlayer film 5 between internal layer steel cord 4 and the surrounding layer 7.Described effluent control device comprises that one is the water out adapter 9 that has internal thread in water inlet and the other end inner chamber, the faucet 10 that is threaded with internal thread in these water out adapter 9 inner chambers, water inlet in the inner chamber of water out adapter 9 is provided with the steel ball 8 of internal diameter greater than this water inlet bore, this steel ball 8 plays water inlet in the inner chamber of shutoff outlet pipe 9, promptly plays the effect of shutoff exhalant canal; Be provided with the compression spring 9 ' that acts on the steel ball 8 in water out adapter 9 inner chambers between steel ball 8 and faucet 10, the decrement of this compression spring 9 ' realizes by adjusting the position of water nozzle 10 in water out adapter 9 inner chambers.
When clockwise rotating faucet 10, faucet 10 enters outlet pipe 9 inner chambers, then should compress spring 9 ' compression, compression spring 9 ' further applies bigger spring force to steel ball 8, steel ball 8 shutoff sealing effectiveness on the water inlet in the inner chamber of outlet pipe 9 is better, when rotating faucet 10 on the contrary, faucet 10 withdraws from outlet pipe 9 inner chambers, this compression spring 9 ' is upheld, compression spring 9 ' reduces the spring force that steel ball 8 applies, and steel ball 8 shutoff sealing force on the water inlet in the inner chamber of outlet pipe 9 reduces.When expansion packing element internal pressure was higher than the elastic potential energy of compressing spring 9 ', compression spring 9 ' shrank simultaneously, and steel ball 8 is moved to the left, and opens exhalant canal; Outlet pipe 9 inner chambers adopt with faucet 10 and are threaded, and rotate the elastic potential energy that water nozzle 10 can be regulated compression spring 9 ', open the required pressure of exhalant canal thereby can regulate the interior steel ball 8 of exhalant canal, that is impregnator sealing of hole opening pressure; Expansion packing element two ends stomidium is clipped between the outer wall of fastener 2 inwalls and snap joint 1 and water out adapter, but the not strong mucus of the various corrosivity of infusion, by rotating water nozzle 10, can regulate the automatic expansion opening pressure of expansion packing element, be fit to the requirement of various sealing of hole modes, have compact conformation, labour intensity little, easy and simple to handle, can realize characteristics such as different hole sealing depths and sealed borehole length requirement.
Described joint 1 is a kind of snap joint, is buckled with interfacing part 11 in this snap joint, is inserted with latch 13 in the jack between interfacing part 11 and snap joint.The winding angle of outer steel cord 6 and internal layer steel cord 4 is 20 °～80 °.Joint 1 is fixedlyed connected with the expansion packing element by the fastener 2 that is fastened on stomidium outside, expansion packing element two ends with effluent control device.
As shown in Figure 1, 2, embodiment 4: the utility model comprises the expansion packing element, be inserted in joint 1 and effluent control device in the stomidium of expansion packing element two ends, be fastened on the fastener 2 of stomidium outside, expansion packing element two ends, fastener 2 will be inserted in joint 1 in the stomidium of expansion packing element two ends and effluent control device and expansion packing element and tighten together, and it is characterized in that: described expansion packing element contains interior film 3 at least, be wrapped on the film 3 internal layer steel cord 4, be wrapped in the surrounding layer 7 on the internal layer steel cord 4.Described effluent control device is a kind of pressure valve.Described joint 1 is a kind of snap joint, is buckled with interfacing part 11 in this snap joint, is inserted with latch 13 in the jack between interfacing part 11 and snap joint.The winding angle of outer steel cord 6 and internal layer steel cord 4 is 20 °～80 °.Adopt this packing element hydraulic buckling sealing of hole and hydraulic pressure deblocking, the expansion packing element twines at interval with steel cord 4,6 and interlayer film 5, with the inner glue layer is the center, adds an interlayer film 5 between every layer of steel cord, wraps up surrounding layer 7 at last, the winding angle of steel cord is 20 °～80 °, packing element length 5～20m can satisfy the drilling and sealing requirement of Φ 38mm～Φ 140mm, the packing element coefficient of expansion 140%, compressive resistance can reach 40MPa, and recuperability is strong, the rate of recovery is high.The winding angle of outer steel cord 6 and internal layer steel cord 4 is 20 °～80 °.
Shown in Fig. 3,4, in snap joint 1, be buckled with interfacing part 11, be inserted with latch 13 in the jack 12 between interfacing part 11 and snap joint 1.Snap joint 1 is with after interfacing part 11 aligns, and will latch 13 inserts in the jacks 12 interfacing part 11 and snap joint 1 will be linked together; Can connect the snap joint 1 and the interfacing part 11 of the impregnator of fluid injection pipeline or specification of the same race successively, can realize a plurality of impregnators work in tandem successively, satisfy the requirement of different sealed borehole lengths and hole sealing depth.
Claims (7)
- One kind regulate the unpacking pressure sealing of hole coal rock layer impregnator, comprise the expansion packing element, be inserted in the joint (1) and the effluent control device of fixedlying connected with the expansion packing element in the stomidium of expansion packing element two ends, it is characterized in that: described expansion packing element contains interior film (3) at least, be wrapped in internal layer steel cord (4) on the interior film (3), be wrapped in the surrounding layer (7) on the internal layer steel cord (4).
- 2. the sealing of hole coal rock layer impregnator of adjusting unpacking pressure according to claim 1 is characterized in that: the structure that one deck is wrapped in the interlayer film (5) on the internal layer steel cord (4) and is wrapped in the outer steel cord (6) on the interlayer film (5) is set between internal layer steel cord (4) and surrounding layer (7) at least.
- 3. the sealing of hole coal rock layer impregnator of adjusting unpacking pressure according to claim 1, it is characterized in that: described effluent control device comprises one for having the water out adapter (9) of internal thread in water inlet and the other end inner chamber, the faucet (10) that is threaded with internal thread in this water out adapter (9) inner chamber, water inlet in the inner chamber of water out adapter (9) is provided with the steel ball (8) of internal diameter greater than this water inlet bore, be provided with the compression spring (9 ') that acts on the steel ball (8) in water out adapter (9) inner chamber between steel ball (8) and faucet (10), the decrement of this compression spring (9 ') realizes by adjusting the position of water nozzle (10) in water out adapter (9) inner chamber.
- 4. the sealing of hole coal rock layer impregnator of adjusting unpacking pressure according to claim 1, it is characterized in that: described effluent control device is a kind of pressure valve.
- 5. the sealing of hole coal rock layer impregnator of adjusting unpacking pressure according to claim 1, it is characterized in that: described joint (1) is a kind of snap joint, in this snap joint, be buckled with interfacing part (11), be inserted with latch (13) in the jack between interfacing part (11) and snap joint.
- 6. the sealing of hole coal rock layer impregnator of adjusting unpacking pressure according to claim 1, it is characterized in that: the winding angle of outer steel cord (6) and internal layer steel cord (4) is 20 °～80 °.
- 7. the sealing of hole coal rock layer impregnator of adjusting unpacking pressure according to claim 1 is characterized in that: joint (1) is fixedlyed connected with the expansion packing element by the fastener (2) that is fastened on stomidium outside, expansion packing element two ends with effluent control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200919218U CN201460804U (en) | 2009-07-27 | 2009-07-27 | Hole-sealing coal rock strata injector for adjusting unseal pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200919218U CN201460804U (en) | 2009-07-27 | 2009-07-27 | Hole-sealing coal rock strata injector for adjusting unseal pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201460804U true CN201460804U (en) | 2010-05-12 |
Family
ID=42388158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200919218U Expired - Lifetime CN201460804U (en) | 2009-07-27 | 2009-07-27 | Hole-sealing coal rock strata injector for adjusting unseal pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201460804U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939076A (en) * | 2014-04-23 | 2014-07-23 | 西安威盛电子仪器有限公司 | Pressure and flow regulator in fracturing construction |
| CN107664019A (en) * | 2016-07-27 | 2018-02-06 | 徐州博安科技发展有限责任公司 | One-way expansion sealing of hole extraction pressure tester |
| US9994371B2 (en) | 2014-07-22 | 2018-06-12 | Entegris, Inc. | Molded fluoropolymer breakseal with compliant material |
| CN109519207A (en) * | 2018-11-21 | 2019-03-26 | 邹城兖矿泰德工贸有限公司 | Coal seam water injection hole sealing device |
-
2009
- 2009-07-27 CN CN2009200919218U patent/CN201460804U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939076A (en) * | 2014-04-23 | 2014-07-23 | 西安威盛电子仪器有限公司 | Pressure and flow regulator in fracturing construction |
| CN103939076B (en) * | 2014-04-23 | 2016-05-18 | 西安威盛电子科技股份有限公司 | Pressure flow adjuster in a kind of pressing crack construction |
| US9994371B2 (en) | 2014-07-22 | 2018-06-12 | Entegris, Inc. | Molded fluoropolymer breakseal with compliant material |
| CN107664019A (en) * | 2016-07-27 | 2018-02-06 | 徐州博安科技发展有限责任公司 | One-way expansion sealing of hole extraction pressure tester |
| CN109519207A (en) * | 2018-11-21 | 2019-03-26 | 邹城兖矿泰德工贸有限公司 | Coal seam water injection hole sealing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108625819B (en) | Fixed hole sealing of gas drainage and leaking stoppage integrated device | |
| CN201460804U (en) | Hole-sealing coal rock strata injector for adjusting unseal pressure | |
| CN106499360A (en) | Underground coal mine hydraulic fracturing drilling and sealing device | |
| CN201080804Y (en) | Multifunctional wellhead pressure test packer | |
| CN111101895A (en) | Underground multilayer seat pressure one-way plugging type switch | |
| CN203685115U (en) | Rubber tube protruding prevention ring for permanent packer | |
| CN201460805U (en) | Hole-sealing coal rock strata injector for automatically adjusting unseal pressure | |
| CN113356813B (en) | Pressure drive injector, using pipe column and multi-round sub-layer pressure drive method | |
| CN107780873B (en) | Three-section type capsule sealing device for gas extraction drilling and sealing method thereof | |
| CN206319854U (en) | Colliery drilling and sealing device | |
| CN210033428U (en) | Hydraulic pressure spalling device | |
| WO2019205355A1 (en) | Multi-stage coal seam water injection borehole packing system and water injection borehole packing method | |
| CN213450479U (en) | Self-adaptive bag hole sealing device | |
| CN206581919U (en) | A kind of quick device to hole packer parcel rubber with pressure | |
| CN209179745U (en) | A kind of anti-return of polymer spits low sheraing distributor | |
| CN202280445U (en) | Small-diameter hole packer for drilling and grouting | |
| CN108999601B (en) | Chemical flooding separate injection well layered flow rate allocation method | |
| CN106644767B (en) | Ram blowout preventer under-pressure shear test device | |
| CN202970758U (en) | Hole packer used for crushing coal bed | |
| CN202706985U (en) | Hydraulic machinery integrated bridge plug | |
| CN207260988U (en) | A kind of high temperature high voltage resistant ultra-deep slim hole completion packer | |
| CN201671590U (en) | Compressed water injection well flushing packer | |
| CN206681697U (en) | A kind of automatic control blanking plug | |
| CN200940464Y (en) | Continuous oil pipe anti-blow-out box | |
| CN213085824U (en) | Mountain stone splitting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100512 |