CN204113208U - A kind of O type high pressure hole packer - Google Patents
A kind of O type high pressure hole packer Download PDFInfo
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- CN204113208U CN204113208U CN201420491925.6U CN201420491925U CN204113208U CN 204113208 U CN204113208 U CN 204113208U CN 201420491925 U CN201420491925 U CN 201420491925U CN 204113208 U CN204113208 U CN 204113208U
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Abstract
A kind of O type high pressure hole packer, with the annular borer such as anchor pole or anchor cable with the use of, comprise: the cylindrical outer cover of hollow and the upper end cover, bottom end cover, interior gum sleeve and the outer rubber sleeve pipe that are arranged in cylindrical outer cover, upper end cover is the cylindrical end cap of hollow, upper end cover is provided with the hollow cylindrical boss identical with its internal diameter, and the external diameter of boss is less than the external diameter of upper end cover; The structure of bottom end cover is identical with upper end cover; Outer rubber casing pipe sleeve is located on the external diameter of upper end cover and bottom end cover, interior gum sleeve is set on the external diameter of the boss of upper end cover and the boss of bottom end cover, bottom end cover is sequentially provided with lower liquid hole and lower one-way pressure valve from lower to upper, and upper end cover is sequentially provided with upper liquid hole and upper one-way pressure valve from top to bottom.The functions such as the utility model achieves high pressure sealing of hole, convenient shutoff looping pit, hole-sealing grouting once complete, simple to operate, easy to use, be suitable for the operation of the annular bore such as anchor pole or anchor cable heavy pressure slip-casting hole-sealing.
Description
Technical field
The utility model relates to a kind of O type high pressure hole packer.
Background technology
When running into unstable surrounding rock supporting in roadway support, usually adopt grouted anchor bar (rope) support technology, effectively can strengthen stability and the supporting intensity of country rock.But, its plugging construction difficulty is made because anchor pole (rope) forms annular orifice in the borehole in practice of construction, be difficult to ensure grouting pressure simultaneously, major part boring is by common pressure grouting at the bottom of tubule pass to hole or loaded down with trivial details technique shutoff hell secondary grouting, be easy to cause slip casting liquid leakage, slip casting liquid hypotony does not have pre-splitting hole or bonding wall-rock crack etc.Therefore, be badly in need of designing a kind of hole packer, effective shutoff annular orifice, to ensure high-pressure slip-casting presplitting country rock and bonding wall-rock crack quality.
Utility model content
The utility model proposes a kind of O type high pressure hole packer, for solving the problem in background technology.
The technical solution of the utility model is achieved in that
A kind of O type high pressure hole packer, with the annular borer such as anchor pole or anchor cable with the use of, comprising: the cylindrical outer cover of hollow and the upper end cover, bottom end cover, interior gum sleeve and the outer rubber sleeve pipe that are arranged in cylindrical outer cover,
Upper end cover is the cylindrical end cap of hollow, and upper end cover is provided with the hollow cylindrical boss identical with its internal diameter, and the external diameter of boss is less than the external diameter of upper end cover; The structure of bottom end cover is identical with upper end cover;
Outer rubber casing pipe sleeve is located on the external diameter of upper end cover and bottom end cover, and interior gum sleeve is set on the external diameter of the boss of upper end cover and the boss of bottom end cover,
Bottom end cover is sequentially provided with lower liquid hole and lower one-way pressure valve from lower to upper, and upper end cover is sequentially provided with upper liquid hole and upper one-way pressure valve from top to bottom.
Preferably, the aperture of lower liquid hole is greater than the aperture of upper liquid hole.
Preferably, also comprise hollow section, hollow section is connected with upper one-way pressure valve.
Preferably, upper one-way pressure valve and lower one-way pressure valve comprise: spring pressure valve and shell fragment pressure valve.
Preferably, spring pressure valve comprises: spring and the ball be arranged under spring.
Preferably, shell fragment pressure valve comprises: rigidity valve block and regulator bolts, and rigidity valve block is arranged on the outer end of upper liquid hole by regulator bolts.
The utility model has following beneficial effect:
1, O type high pressure hollow hole packer utilizes inside and outside rubber sleeve flexible structure to be close to boring, effectively can ensure that sealing surface contact drill hole wall adapts to irregular pass in construction and closes and flexible rubber dam structure freely-movable sealing boring;
2, O type high pressure hollow hole packer is provided with rubber sleeve structure in hollow, can have the special drill of obstruction (mine anchor rod, anchor cable or glass fiber etc.) in efficient convenient sealing annular bore or boring;
3, O type high pressure hollow hole packer utilizes one-way pressure relief valve, controlling distortion pressure-bearing cavity internal pressure makes it expand, namely ensure outer rubber sleeve pipe and interior gum sleeve expansion high pressure sealing boring, stop hole packer sealing of hole hypotony and cause slip casting liquid leakage to affect the problem of slip casting intensity;
4, O type high pressure hollow hole packer carries out the slip casting of high pressure sealing of hole guarantee high pressure, can improve high pressure presplitting wall-rock crack effect, increases bonding wall-rock crack scope and strengthen roadway support intensity;
5, O type high pressure hollow hole packer can be applied to common bolt (rope) and forms high-pressure slip-casting supporting and protection structure or utilize the waling such as glass fiber to form polyurethane high molecule material grouted anchor bar etc.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the cross-sectional view of a kind of O type high pressure hole packer of the present utility model;
Fig. 2 is the spring pressure control structure schematic diagram in embodiment 1;
Fig. 3 is the shell fragment pressure control structure schematic diagram in embodiment 2;
Fig. 4 is operating diagram of the present utility model.
In figure: 101, interior gum sleeve; 102, outer rubber sleeve pipe; 103, upper end cover; 104, bottom end cover; 105, upper one-way pressure valve; 106, lower one-way pressure valve; 107, lower liquid hole; 201, hollow section; 202, spring; 203, ball; 301, rigidity valve block; 302, regulator bolts; 303, upper liquid hole; 401, the body of rod; 402, hole; 403, high-pressure slip-casting liquid.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1: a kind of O type high pressure hole packer, with the annular borer such as anchor pole or anchor cable with the use of, comprising: the cylindrical outer cover of hollow and the upper end cover 103, bottom end cover 104, interior gum sleeve 101 and the outer rubber sleeve pipe 102 that are arranged in cylindrical outer cover,
Upper end cover 103 is the cylindrical end cap of hollow, and upper end cover 103 is provided with the hollow cylindrical boss identical with its internal diameter, and the external diameter of boss is less than the external diameter of upper end cover 103; The structure of bottom end cover 104 is identical with upper end cover 103;
Outer rubber sleeve pipe 102 is set in upper end cover 103 with on the external diameter of bottom end cover 104, and interior gum sleeve 101 is set on the external diameter of the boss of upper end cover 103 and the boss of bottom end cover 104,
Bottom end cover 104 is sequentially provided with lower liquid hole 107 and lower one-way pressure valve 106 from lower to upper, and upper end cover 103 is sequentially provided with upper liquid hole 303 and upper one-way pressure valve 105 from top to bottom.
As shown in Figure 4: the O type high pressure hole packer that the utility model proposes, with the annular borer such as anchor pole or anchor cable with the use of, when using, the body of rod 401 penetrates the cavity of O type high pressure hole packer, high-pressure slip-casting liquid 403 flows into from lower liquid hole 107 via lower one-way pressure valve 106, interior gum sleeve 101 acts on the body of rod 401 dilatancy to centre by high-pressure slip-casting liquid 403, reaches the plastic deformation hermetically-sealed construction in the high pressure sealing body of rod 401 gap; Outer rubber sleeve pipe 102 is act on boring 402 dilatancy laterally by high-pressure slip-casting liquid 403, reach high pressure sealing to hole the plastic deformation hermetically-sealed construction in 402 gaps, when one-way pressure valve 105 is opened on not reaching, make interior gum sleeve 101 and the outer rubber sleeve pipe 102 Expansion sealing annular hollow boring 402 of being out of shape pressure-bearing cavity; Upper one-way pressure valve 105 is opened again after finally reaching predetermined high pressure sealing boring, high-pressure slip-casting body 403 is injected in boring 402, arrival can high pressure shutoff annular hollow boring 402 effect, disposablely can complete again high pressure in boring 402, inject the double effects adding solid-liquid and the effective reinforce adjoining rock crack of high pressure pre-splitting hole.The functions such as the utility model achieves high pressure sealing of hole, convenient shutoff looping pit, hole-sealing grouting once complete, simple to operate, easy to use, be suitable for the operation of the annular bore such as anchor pole or anchor cable heavy pressure slip-casting hole-sealing.
As the preferred technical scheme of one, an embodiment more of the present utility model, the aperture of lower liquid hole 107 is greater than the aperture of upper liquid hole 303.
The aperture of lower liquid hole 107 is greater than the aperture of upper liquid hole 303, the vibrational power flow of one-way pressure valve 105 and lower one-way pressure valve 106 on adding, and is conducive to forming reducing pressure control structure,
High-pressure slip-casting liquid 403 enters distortion pressure-bearing inside cavity by lower liquid hole 107, boring 402 is being entered by upper liquid hole 103, the aperture of lower liquid hole 107 is greater than the aperture of upper liquid hole 303, distortion pressure pocket body is made to form reducing resistance, namely in ensureing, gum sleeve 101 and outer rubber sleeve pipe 102 form the effect of high pressure Expansion sealing annular hollow boring 402, in boring 402, inject high-pressure slip-casting liquid 403 simultaneously, arrival can high pressure shutoff annular hollow boring 402 effect, disposablely can complete again high pressure in boring 402, inject the double effects adding solid-liquid and the effective reinforce adjoining rock crack of high pressure pre-splitting hole.
As the preferred technical scheme of one, another embodiment of the present utility model, also comprises hollow section 201, and hollow section 201 is connected with upper one-way pressure valve 105.
The upper one-way pressure valve 105 of O type high pressure hole packer utilizes hollow section 201 to extend and forms high-pressure slip-casting extension tube structure, ensure effective use length of O type high pressure hole packer, mine onsite application practicality and other coordinative composition of equipments usability, such as supporting and the deformation device use of control soft rock constant-resistance or high-pressure slip-casting formation large-head anchor rod (rope) etc.The high-pressure slip-casting extension tube structure of O type high pressure hollow hole packer can ensure that it puts into boring middle part, and rear portion superposes other equipment and combines and support the use.
As the preferred technical scheme of one, another embodiment of the present utility model, upper one-way pressure valve 105 and lower one-way pressure valve 106 comprise: spring pressure valve and shell fragment pressure valve.
As the preferred technical scheme of one, an embodiment more of the present utility model, as shown in Figure 2: spring pressure valve comprises: spring 202 and the ball 203 be arranged under spring 202.
As the preferred technical scheme of one, another embodiment of the present utility model, as shown in Figure 3: shell fragment pressure valve comprises: rigidity valve block 301 and regulator bolts 302, rigidity valve block 301 is arranged on the outer end of upper liquid hole 303 by regulator bolts 302.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. an O type high pressure hole packer, with the annular borer such as anchor pole or anchor cable with the use of, it is characterized in that, comprise: the cylindrical outer cover of hollow and the upper end cover (103), bottom end cover (104), interior gum sleeve (101) and the outer rubber sleeve pipe (102) that are arranged in described cylindrical outer cover
The cylindrical end cap that described upper end cover (103) is hollow, described upper end cover (103) is provided with the hollow cylindrical boss identical with its internal diameter, and the external diameter of described boss is less than the external diameter of described upper end cover (103); The structure of described bottom end cover (104) is identical with described upper end cover (103);
Outer rubber sleeve pipe (102) is set in described upper end cover (103) with on the external diameter of described bottom end cover (104), interior gum sleeve (101) is set on the external diameter of the boss of described upper end cover (103) and the boss of described bottom end cover (104)
Described bottom end cover (104) is sequentially provided with lower liquid hole (107) and lower one-way pressure valve (106) from lower to upper, and described upper end cover (103) is sequentially provided with upper liquid hole (303) and upper one-way pressure valve (105) from top to bottom.
2. O type high pressure hole packer according to claim 1, is characterized in that: the aperture of described lower liquid hole (107) is greater than the aperture of described upper liquid hole (303).
3. O type high pressure hole packer according to claim 1, is characterized in that: also comprise hollow section (201), and described hollow section (201) is connected with described upper one-way pressure valve (105).
4. O type high pressure hole packer according to claim 1, is characterized in that: described upper one-way pressure valve (105) and described lower one-way pressure valve (106) comprising: spring pressure valve and shell fragment pressure valve.
5. O type high pressure hole packer according to claim 4, is characterized in that: described spring pressure valve comprises: spring (202) and the ball (203) be arranged under described spring (202).
6. O type high pressure hole packer according to claim 4, it is characterized in that: described shell fragment pressure valve comprises: rigidity valve block (301) and regulator bolts (302), described rigidity valve block (301) is arranged on the outer end of described upper liquid hole (303) by described regulator bolts (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420491925.6U CN204113208U (en) | 2014-08-27 | 2014-08-27 | A kind of O type high pressure hole packer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420491925.6U CN204113208U (en) | 2014-08-27 | 2014-08-27 | A kind of O type high pressure hole packer |
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| CN204113208U true CN204113208U (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420491925.6U Active CN204113208U (en) | 2014-08-27 | 2014-08-27 | A kind of O type high pressure hole packer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257326A (en) * | 2015-11-23 | 2016-01-20 | 尤洛卡（山东）深部地压防治安全技术有限公司 | Cooperated supporting method for constant-resistance lengthened anchor cable and O-shaped hole packer |
-
2014
- 2014-08-27 CN CN201420491925.6U patent/CN204113208U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257326A (en) * | 2015-11-23 | 2016-01-20 | 尤洛卡（山东）深部地压防治安全技术有限公司 | Cooperated supporting method for constant-resistance lengthened anchor cable and O-shaped hole packer |
| CN105257326B (en) * | 2015-11-23 | 2018-06-19 | 尤洛卡（山东）环境工程有限公司 | A kind of constant-resistance extends anchor cable and O-shaped hole packer cooperation method for protecting support |
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