CN117605439A - Petroleum bridge plug convenient to replace - Google Patents
Petroleum bridge plug convenient to replace Download PDFInfo
- Publication number
- CN117605439A CN117605439A CN202410017062.7A CN202410017062A CN117605439A CN 117605439 A CN117605439 A CN 117605439A CN 202410017062 A CN202410017062 A CN 202410017062A CN 117605439 A CN117605439 A CN 117605439A
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- 239000003208 petroleum Substances 0.000 title claims abstract description 38
- 238000001125 extrusion Methods 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims description 88
- 230000005540 biological transmission Effects 0.000 claims description 65
- 230000001681 protective effect Effects 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
- E21B33/134—Bridging plugs
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention provides a petroleum bridge plug convenient to replace, which relates to the field of petroleum bridge plugs and comprises the following components: a combined rubber cylinder is arranged between the connecting tail seat and the connector seat; a connecting head seat is arranged on one side of the connecting tail seat; a joint fixing seat is arranged on one side of the joint seat; before the bridge plug is used, the limiting block can drive the connecting shaft B to rotate through the rotary extrusion seat B by selecting a proper combination rubber cylinder, the connecting shaft B can be disconnected with the connecting shaft A, and then the combination rubber cylinder between the extrusion seat B and the extrusion seat A is replaced, so that the bridge plug can be used by selecting the proper combination rubber cylinder according to the needs, the problem that the conventional petroleum bridge plug is of a fixed design, is difficult to adjust according to the needs, and further causes the reduction of the use convenience of the petroleum bridge plug, and the construction is influenced is solved.
Description
Technical Field
The invention relates to the technical field of petroleum bridge plugs, in particular to a petroleum bridge plug convenient to replace.
Background
The petroleum bridge plug is a plugging device used in petroleum industry, and is mainly used for stopping a well bore by clamping a pipeline in the well bore. The common bridge plugs are made of various materials and designs such as rubber bridge plugs, cast iron bridge plugs and traversable bridge plugs, and the bridge plugs can play a role in plugging pipelines under the pressure of oil reservoirs and bear the pressure of the oil reservoirs, and are beneficial to pressure testing and well depth measurement.
In the use process of the petroleum bridge plug, the specifications of the petroleum bridge plug required by different construction environments are different, so that the petroleum bridge plug is required to face different construction environments, but the common petroleum bridge plug is of a fixed design and is difficult to adjust according to the needs, and further the use convenience of the petroleum bridge plug is reduced, so that the construction is influenced.
Disclosure of Invention
The embodiment of the disclosure relates to a petroleum bridge plug convenient to replace, before the bridge plug is used, the petroleum bridge plug can be used by selecting a proper combination rubber cylinder, a limiting block can drive a connecting shaft B to rotate by rotating an extruding seat B, the connection between the connecting shaft B and a connecting shaft A is released, and then the combination rubber cylinder between the extruding seat B and the extruding seat A is replaced, so that the bridge plug can be used by selecting the proper combination rubber cylinder according to requirements.
In a first aspect of the present disclosure, there is provided an objective and efficacy of a petroleum bridge plug for easy replacement, comprising in particular: the connecting tail seat and the connecting head seat are of square seat structure design, and are symmetrically arranged; a combined rubber cylinder is arranged between the connecting tail seat and the connector seat; a connecting head seat is arranged on one side of the connecting tail seat; a joint fixing seat is arranged on one side of the joint seat; the connection tailstock also comprises: the sliding columns A are arranged into square column structures, the bottoms of the sliding columns A are arranged into conical structures, the sliding columns A are arranged into four groups, and the sliding columns A are arranged in the connecting tailstock in a cross sliding manner; the clamping block A is of an arc-shaped block structure and is fixedly arranged at the other end of the sliding column A; the transmission shaft A is arranged in a circular shaft structure and is slidably arranged in the connecting tailstock; connecting block A, connecting block A sets up to square block structure, and connecting block A fixed set up in transmission shaft A one end.
As still further aspect of the present invention, the connection tailstock further includes: the transmission blocks A are of square block structures, one side of each transmission block A is of an inclined surface structure, the transmission blocks A are of four groups, and the transmission blocks A are integrally arranged outside the connecting block A in a cross shape; the inclined surface of the transmission block A is in sliding connection with the conical structure of the sliding column A; the connecting shaft A is of a round shaft structure, and one end of the connecting shaft A is integrally provided with a thread head; the fixing blocks A are of square block structures, fixing holes are formed in the middle of one side of each fixing block A, the fixing blocks A are arranged in two groups, and the fixing blocks A are symmetrically integrally arranged on one side of the connecting tailstock; the limiting blocks A are arranged into square block structures, the limiting blocks A are arranged into four groups, and the limiting blocks A are symmetrically integrally arranged on one side of the connecting tailstock; the extrusion seat A is arranged into a conical seat structure and is fixedly arranged on the other side of the connecting tailstock.
As a still further aspect of the present invention, the connector base further includes: the sliding columns B are arranged into a rectangular column structure, the bottoms of the sliding columns B are arranged into a conical structure, the sliding columns B are arranged into four groups, and the sliding columns B are arranged inside the connecting head seat in a cross sliding manner; the clamping block B is of an arc-shaped block structure and is fixedly arranged at the top of the sliding column B; and the transmission shaft B is arranged in a circular shaft structure and is arranged in the connecting head seat in a sliding way.
As a still further aspect of the present invention, the connector base further includes: the connecting block B is of a square block structure and is fixedly arranged at one end of the transmission shaft B; the transmission block B is of a square block structure, one side of the transmission block B is of an inclined surface structure, and the inclined surface structure of the transmission block B is in sliding connection with the conical structure of the sliding column B; the connecting shaft B is arranged in a circular shaft structure, and is rotatably arranged at the other end of the transmission shaft B; the connecting shaft A is in threaded connection with the connecting shaft B.
As a still further aspect of the present invention, the connector base further includes: the limiting block is of a square block structure and is fixedly arranged outside the connecting shaft B; the extrusion seat B is arranged to be of a conical seat structure and is arranged on one side of the connecting seat in a sliding manner; the extrusion seat B is fixedly connected with the limiting block; the fixing blocks B are arranged into square block structures, two groups of fixing blocks B are arranged, and the fixing blocks B are symmetrically and integrally arranged on the other side of the connecting head seat; the limiting blocks B are arranged into square block structures, the limiting blocks B are arranged into four groups, and the limiting blocks B are symmetrically integrally arranged on one side of the connecting head seat.
As a still further scheme of the invention, the two types of the connector fixing seats are arranged, one side of the connector fixing seat arranged on the connecting tailstock is provided with a connecting component matched with an external machine, and one side of the connector fixing seat arranged on the connecting tailstock is provided with an arc-shaped structure; the joint fixing seat also comprises: the connecting shells are of square shell structures, two groups of connecting shells are arranged, and the connecting shells are symmetrically arranged on two sides of the joint fixing seat; the fixed jack is arranged in a threaded hole structure and is arranged in the middle of one side of the connecting shell; the fixed jack is fixed with the connection tailstock through a fixed screw; the protection shell sets up to rectangle shell structure, and the protection shell sets up to two sets of, and the protection shell is the symmetry form installation and sets up in the connection shell upper and lower both ends.
As still further aspect of the present invention, the connector fixing base further includes: the detection slot is arranged into a square slot structure and is arranged at the bottom of the protective shell; the detection slot is matched with the limiting block A and the limiting block B; the fixed slot is arranged in a square groove structure and is arranged on one side of the connecting shell; the fixed slot is matched with the fixed block A and the fixed block B; the detection baffles are arranged into a rectangular plate structure, two groups of detection baffles are arranged, and the detection baffles are symmetrically arranged in the connecting shell in a sliding manner; a spring is arranged between the connecting shell and the detection baffle.
As still further aspect of the present invention, the connector fixing base further includes: the detection block is arranged into a square block structure and is arranged in the protective shell in a sliding manner; a spring is arranged between the protective shell and the detection block, and the spring between the detection block and the protective shell is larger than the spring force between the connecting shell and the detection baffle; the detection head is of a rectangular head structure and is integrally arranged in the middle of one side of the detection baffle; the detection sliding chute is arranged into a square groove structure and is arranged on one side of the detection block; the inner side of the detection chute is provided with an inclined plane structure, and the detection chute is in sliding connection with the detection head.
The petroleum bridge plug convenient to replace has the following beneficial effects:
through the setting of connection headstock and connection tailstock, through pulling transmission shaft A, transmission shaft A can drive transmission block A through connecting block A and move together, makes its slip post A drive fixture block A remove, extrudes the pipeline, and transmission shaft B can also move together, and fixture block B at slip post B top contacts with the pipeline again, double fixed to the bridge plug, makes its bridge plug can be well fixed to appointed position, reduces the appearance that removes.
When facing different conveying devices, when the conveying devices and the connecting tailstock cannot be connected and conveyed, the joint fixing seat at the rear end of the connecting tailstock can be replaced, in the installation process, the detection block can move to one side, the position of the detection chute at one side of the detection block changes, the detection head can move to one side under the action force of the detection baffle spring, so that the detection head is inserted into the detection chute, at the moment, the detection baffle can release the fixing limit, the fixing screw is inserted between the joint fixing seat and the connecting tailstock for fixing, at the moment, the installation position of the joint fixing seat is correct, the deviation of the installation position of the joint fixing seat is prevented, and the joint fixing seat is prevented from falling off
Before the bridge plug is used, the bridge plug can be used by selecting a proper combination rubber cylinder, the limiting block can drive the connecting shaft B to rotate by rotating the extruding seat B, the connection between the connecting shaft B and the connecting shaft A is released, and then the combination rubber cylinder between the extruding seat B and the extruding seat A is replaced, so that the bridge plug can be used by selecting the proper combination rubber cylinder according to the requirement.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.
In the drawings:
FIG. 1 is a schematic illustration of an overall disassembled structure of a petroleum bridge plug for easy replacement according to an embodiment of the present invention.
Fig. 2 is a schematic illustration of a connection tailstock of an easy-to-replace petroleum bridge plug according to an embodiment of the present invention.
Fig. 3 is a schematic illustration of a connector block of an easy-to-replace petroleum bridge plug according to an embodiment of the present invention.
Fig. 4 is a schematic view showing a structure of a connector holder on a connection tailstock side of an easy-to-replace petroleum bridge plug according to an embodiment of the present invention.
Fig. 5 is a schematic view showing a structure of a connector holder on one side of a connector holder of an easy-to-replace petroleum bridge plug according to an embodiment of the present invention.
Fig. 6 is a schematic view of a connection housing of an easy-to-replace petroleum bridge plug according to an embodiment of the present invention.
FIG. 7 is a schematic diagram of a detection block of an easy-to-replace petroleum bridge plug according to an embodiment of the present invention.
FIG. 8 is a schematic view of the overall axial side three-dimensional structure of a petroleum bridge plug for easy replacement according to an embodiment of the present invention.
List of reference numerals
1. Connecting a tailstock; 101. a sliding column A; 102. a clamping block A; 103. a transmission shaft A; 104. a connecting block A; 105. a transmission block A; 106. a connecting shaft A; 107. a fixed block A; 108. a limiting block A; 109. extruding the seat A; 2. the connecting head seat; 201. a sliding column B; 202. a clamping block B; 203. a transmission shaft B; 204. a connecting block B; 205. a transmission block B; 206. a connecting shaft B; 207. a limiting block; 208. a pressing seat B; 209. a fixed block B; 210. a limiting block B; 3. a joint fixing seat; 301. a connection housing; 302. a fixed jack; 303. a protective shell; 304. detecting the slot; 305. a fixed slot; 306. detecting a baffle; 307. a detection block; 308. a detection head; 309. detecting a chute; 4. and (5) combining a rubber cylinder.
Detailed Description
In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention.
As shown in fig. 1 to 8:
embodiment one: the invention provides a petroleum bridge plug convenient to replace, which comprises: the connecting tail seat 1 and the connecting head seat 2 are of square seat structure design, and the connecting tail seat 1 and the connecting head seat 2 are symmetrically arranged; a combined rubber cylinder 4 is arranged between the connecting tail seat 1 and the connector seat 2; a connector base 2 is arranged on one side of the connection tail base 1; a joint fixing seat 3 is arranged on one side of the joint seat 2; the connection tailstock 1 further comprises: the sliding columns A101 are arranged in a square column structure, the bottoms of the sliding columns A101 are arranged in a conical structure, the sliding columns A101 are arranged in four groups, and the sliding columns A101 are arranged in the connecting tailstock 1 in a cross sliding manner; the clamping block A102 is of an arc-shaped block structure, and the clamping block A102 is fixedly arranged at the other end of the sliding column A101; the transmission shaft A103 is arranged in a circular shaft structure, and the transmission shaft A103 is arranged in the connecting tailstock 1 in a sliding manner; the connecting block A104, the connecting block A104 is arranged to be of a square block structure, and the connecting block A104 is fixedly arranged at one end of the transmission shaft A103.
Wherein, connect tailstock 1 still including: the transmission blocks A105 are arranged in a square block structure, one side of each transmission block A105 is arranged in an inclined plane structure, the transmission blocks A105 are arranged in four groups, and the transmission blocks A105 are integrally arranged outside the connecting block A104 in a cross shape; the inclined plane of the transmission block A105 is in sliding connection with the conical structure of the sliding column A101; the connecting shaft A106 is of a round shaft structure, and one end of the connecting shaft A106 is integrally provided with a thread head; the fixing blocks A107 are of square block structures, fixing holes are formed in the middle of one side of the fixing blocks A107, the fixing blocks A107 are arranged in two groups, and the fixing blocks A107 are symmetrically and integrally arranged on one side of the connecting tailstock 1; the limiting blocks A108 and A108 are arranged in a square block structure, the limiting blocks A108 are arranged in four groups, and the limiting blocks A108 are symmetrically and integrally arranged on one side of the connecting tailstock 1; the extrusion seat A109, the extrusion seat A109 is arranged to be a conical seat structure, and the extrusion seat A109 is fixedly arranged on the other side of the connection tail seat 1.
Specific use and action of the embodiment: in the use process, connect fixing base 3 with connection tailstock 1 one side and be connected with external conveyor, and make its conveyor and transmission shaft A103 be connected, then carry the appointed position of oil bridging plug, through pulling transmission shaft A103, transmission shaft A103 can drive transmission block A105 and move together through connecting block A104, make its transmission block A105 pass through the conical structure contact of inclined plane and slip post A101, connecting block A104 can drive slip post A101 and remove, make its slip post A101 drive fixture block A102 and remove, extrude the pipeline, transmission shaft A103 drives connecting block A104 and removes simultaneously, transmission shaft B203 can move together, connecting block B204 of transmission shaft B203 one end drives slip post B201 through transmission block B205 and removes, fixture block B202 at the top of slip post B201 contacts with the pipeline again, double fixed to the bridging plug, and in the transmission shaft A103 removes the process, transmission shaft A103 can also drive extrusion seat B208 through connecting shaft B206 and limit piece 207 and remove, extrusion seat B208 extrudes combination rubber cylinder 4, make its combination rubber cylinder 4 expand, and then accomplish bridging plug operation.
In the second embodiment, on the basis of the first embodiment, as shown in fig. 3; this petroleum bridge plug convenient to change includes: the connection head base 2 further comprises: the sliding columns B201 are arranged in a rectangular column structure, the bottoms of the sliding columns B201 are arranged in a conical structure, the sliding columns B201 are arranged in four groups, and the sliding columns B201 are arranged in the connecting head seat 2 in a cross sliding manner; the clamping block B202 is of an arc-shaped block structure, and the clamping block B202 is fixedly arranged at the top of the sliding column B201; the transmission shaft B203 is arranged in a circular shaft structure, and the transmission shaft B203 is arranged in the connecting head seat 2 in a sliding way; the connecting block B204 is in a square block structure, and the connecting block B204 is fixedly arranged at one end of the transmission shaft B203; the transmission block B205 is provided with a square block structure, one side of the transmission block B205 is provided with an inclined surface structure, and the inclined surface structure of the transmission block B205 is in sliding connection with the conical structure of the sliding column B201; the connecting shaft B206 is provided with a circular shaft structure, and the connecting shaft B206 is rotatably arranged at the other end of the transmission shaft B203; the connecting shaft A106 is in threaded connection with the connecting shaft B206; a limiting block 207, the limiting block 207 being provided in a square block structure, and the limiting block 207 being fixedly provided outside the connecting shaft B206; the extrusion seat B208 is arranged in a conical seat structure, and the extrusion seat B208 is arranged on one side of the connecting seat 2 in a sliding manner; the extrusion seat B208 is fixedly connected with the limiting block 207; the fixed blocks B209 are arranged in a square block structure, the fixed blocks B209 are arranged in two groups, and the fixed blocks B209 are integrally arranged on the other side of the connecting head seat 2 in a symmetrical mode; the limiting blocks B210 and B210 are arranged in a square block structure, the limiting blocks B210 are arranged in four groups, and the limiting blocks B210 are integrally arranged on one side of the connecting head seat 2 in a symmetrical mode.
The working principle of the embodiment is as follows: before the bridge plug is used, the bridge plug can be used by selecting a proper combination rubber cylinder 4, the extrusion seat B208 is rotated, the extrusion seat B208 can drive the limiting block 207 to rotate, the limiting block 207 can drive the connecting shaft B206 to rotate, the connection between the connecting shaft B206 and the connecting shaft A106 is released, and then the combination rubber cylinder 4 between the extrusion seat B208 and the extrusion seat A109 is replaced, so that the bridge plug can be used by selecting the proper combination rubber cylinder 4 according to the requirement.
Embodiment III, based on embodiment II, as shown in FIG. 4-FIG. 6; this petroleum bridge plug convenient to change includes: the two types of the connector fixing seats 3 are arranged, one side of the connector fixing seat 3 arranged on the connecting tailstock 1 is a connecting component matched with an external machine, and one side of the connector fixing seat 3 arranged on the connecting tailstock 2 is of an arc-shaped structure; the joint fixing seat 3 further comprises: the connecting shells 301, the connecting shells 301 are of square shell structures, the connecting shells 301 are arranged in two groups, and the connecting shells 301 are symmetrically arranged on two sides of the joint fixing seat 3; the fixed jack 302 is provided with a threaded hole structure, and the fixed jack 302 is arranged in the middle of one side of the connecting shell 301; the fixed jack 302 is fixed with the connection tail seat 1 through a fixed screw; the protection shells 303, the protection shells 303 are arranged into a rectangular shell structure, the protection shells 303 are arranged into two groups, and the protection shells 303 are symmetrically arranged at the upper end and the lower end of the connection shell 301; the detection slot 304 is arranged in a square slot structure, and the detection slot 304 is arranged at the bottom of the protective shell 303; the detection slot 304 is matched with the limiting block A108 and the limiting block B210; the fixing slot 305, the fixing slot 305 is configured as a square slot structure, and the fixing slot 305 is opened at one side of the connection shell 301; the fixed slot 305 is matched with the fixed block A107 and the fixed block B209; the detection baffles 306 are arranged in a rectangular plate structure, the detection baffles 306 are arranged in two groups, and the detection baffles 306 are symmetrically arranged in the connecting shell 301 in a sliding manner; a spring is arranged between the connecting shell 301 and the detection baffle 306; the detection block 307, the detection block 307 is arranged in a square block structure, and the detection block 307 is arranged inside the protective shell 303 in a sliding manner; a spring is arranged between the protective shell 303 and the detection block 307, and the spring force between the detection block 307 and the protective shell 303 is larger than the spring force between the connecting shell 301 and the detection baffle 306; the detection head 308, the detection head 308 is provided with a rectangular head structure, and the detection head 308 is integrally arranged in the middle of one side of the detection baffle 306; the detection chute 309, the detection chute 309 is configured as a square chute structure, and the detection chute 309 is opened at one side of the detection block 307; the inner side of the detection chute 309 is provided with an inclined surface structure, and the detection chute 309 is in sliding connection with the detection head 308.
The working principle of the embodiment is as follows: when the bridge plug is conveyed, when the conveying device and the connecting tailstock 1 cannot be connected and conveyed, the connector fixing seat 3 at the rear end of the connecting tailstock 1 can be replaced, the detection slot 304 at the rear end of the connector fixing seat 3 is aligned with the limiting block A108, the fixing slot 305 is aligned with the fixing block A107 and is inserted into the fixing block A107, at the moment, the limiting block A108 can trigger the detection block 307, the detection block 307 can move to one side, the position of the detection chute 309 at one side of the detection block 307 is changed, the detection head 308 can move to one side under the spring acting force of the detection baffle 306, so that the detection head 308 is inserted into the detection chute 309, at the moment, the detection baffle 306 can release the fixing restriction, and a fixing screw is inserted between the connector fixing seat 3 and the connecting tailstock 1 for fixing.
The foregoing is merely exemplary embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.
Claims (8)
1. A petroleum bridge plug for easy replacement comprising: the connecting tail seat (1) and the connector seat (2), wherein the connecting tail seat (1) and the connector seat (2) are of square seat structural design, and the connecting tail seat (1) and the connector seat (2) are symmetrically arranged; the connecting tail seat is characterized in that a combined rubber cylinder (4) is arranged between the connecting tail seat (1) and the connector seat (2); one side of the connecting tailstock (1) is provided with a connecting head stock (2); a joint fixing seat (3) is arranged at one side of the joint seat (2); the connecting tailstock (1) further comprises: the sliding columns A (101), the sliding columns A (101) are of square column structures, the bottoms of the sliding columns A (101) are of conical structures, the sliding columns A (101) are of four groups, and the sliding columns A (101) are arranged inside the connecting tailstock (1) in a cross sliding mode; the clamping block A (102), the clamping block A (102) is of an arc-shaped block structure, and the clamping block A (102) is fixedly arranged at the other end of the sliding column A (101); the transmission shaft A (103), the transmission shaft A (103) is arranged in a circular shaft structure, and the transmission shaft A (103) is arranged in the connecting tailstock (1) in a sliding manner; the connecting block A (104), connecting block A (104) set up to square block structure, and connecting block A (104) fixed set up in transmission shaft A (103) one end.
2. A petroleum bridge plug for facilitating replacement as defined in claim 1 wherein: the connecting tailstock (1) further comprises: the transmission blocks A (105), the transmission blocks A (105) are of square block structures, one side of each transmission block A (105) is of an inclined surface structure, the transmission blocks A (105) are of four groups, and the transmission blocks A (105) are integrally arranged outside the connecting blocks A (104) in a cross shape; the inclined plane of the transmission block A (105) is in sliding connection with the conical structure of the sliding column A (101); the connecting shaft A (106), the connecting shaft A (106) is of a round shaft structure, and one end of the connecting shaft A (106) is integrally provided with a thread head; the fixing blocks A (107), the fixing blocks A (107) are of square block structures, fixing holes are formed in the middle of one side of the fixing blocks A (107), the fixing blocks A (107) are arranged in two groups, and the fixing blocks A (107) are symmetrically integrally arranged on one side of the connecting tailstock (1); the limiting blocks A (108), wherein the limiting blocks A (108) are of square block structures, the limiting blocks A (108) are arranged into four groups, and the limiting blocks A (108) are integrally arranged on one side of the connecting tailstock (1) in a symmetrical mode; the extrusion seat A (109) is of a conical seat structure, and the extrusion seat A (109) is fixedly arranged on the other side of the connecting tail seat (1).
3. A petroleum bridge plug for facilitating replacement as defined in claim 1 wherein: the connector base (2) further comprises: the sliding columns B (201) are arranged in a rectangular column structure, the bottoms of the sliding columns B (201) are arranged in a conical structure, the sliding columns B (201) are arranged in four groups, and the sliding columns B (201) are arranged in the connecting head seat (2) in a cross sliding mode; the clamping block B (202) is of an arc-shaped block structure, and the clamping block B (202) is fixedly arranged at the top of the sliding column B (201); and the transmission shaft B (203) is arranged in a circular shaft structure, and the transmission shaft B (203) is arranged in the connecting head seat (2) in a sliding way.
4. A petroleum bridge plug for facilitating replacement as defined in claim 3 wherein: the connector base (2) further comprises: the connecting block B (204) is of a square block structure, and the connecting block B (204) is fixedly arranged at one end of the transmission shaft B (203); the transmission block B (205), the transmission block B (205) is of a square block structure, one side of the transmission block B (205) is of an inclined surface structure, and the inclined surface structure of the transmission block B (205) is in sliding connection with the conical structure of the sliding column B (201); the connecting shaft B (206), the connecting shaft B (206) is arranged in a circular shaft structure, and the connecting shaft B (206) is rotatably arranged at the other end of the transmission shaft B (203); the connecting shaft A (106) and the connecting shaft B (206) are connected through threads.
5. A petroleum bridge plug for facilitating replacement as defined in claim 4 wherein: the connector base (2) further comprises: a limiting block (207), wherein the limiting block (207) is of a square block structure, and the limiting block (207) is fixedly arranged outside the connecting shaft B (206); the extrusion seat B (208) is arranged in a conical seat structure, and the extrusion seat B (208) is arranged on one side of the connecting seat (2) in a sliding manner; the extrusion seat B (208) is fixedly connected with the limiting block (207); the fixing blocks B (209), the fixing blocks B (209) are of square block structures, the fixing blocks B (209) are arranged in two groups, and the fixing blocks B (209) are integrally arranged on the other side of the connecting head seat (2) in a symmetrical mode; the limiting blocks B (210) are arranged in a square block structure, the limiting blocks B (210) are arranged in four groups, and the limiting blocks B (210) are integrally arranged on one side of the connecting head seat (2) in a symmetrical mode.
6. A petroleum bridge plug for facilitating replacement as defined in claim 1 wherein: the two types of the connector fixing seats (3) are arranged, one side of the connector fixing seat (3) arranged on the connecting tailstock (1) is a connecting component matched with an external machine, and one side of the connector fixing seat (3) arranged on the connecting tailstock (2) is of an arc-shaped structure; the joint fixing seat (3) further comprises: the connecting shells (301) are of square shell structures, the connecting shells (301) are arranged in two groups, and the connecting shells (301) are symmetrically arranged on two sides of the joint fixing seat (3); the fixed jack (302), the fixed jack (302) is arranged in a threaded hole structure, and the fixed jack (302) is arranged in the middle of one side of the connecting shell (301); the fixed jack (302) is fixed with the connecting tailstock (1) through a fixed screw; the protection shell (303), protection shell (303) set up to rectangle shell structure, and protection shell (303) set up to two sets of, protection shell (303) are the symmetry form installation and set up in connection shell (301) upper and lower both ends.
7. A petroleum bridge plug for facilitating replacement as defined in claim 6 wherein: the joint fixing seat (3) further comprises: the detection slot (304), the detection slot (304) is arranged into a square slot structure, and the detection slot (304) is arranged at the bottom of the protective shell (303); the detection slot (304) is matched with the limiting block A (108) and the limiting block B (210); the fixing slot (305), the fixing slot (305) is arranged into a square groove structure, and the fixing slot (305) is arranged on one side of the connecting shell (301); the fixed slot (305) is matched with the fixed block A (107) and the fixed block B (209); the detection baffles (306), the detection baffles (306) are arranged into a rectangular plate structure, the detection baffles (306) are arranged into two groups, and the detection baffles (306) are symmetrically arranged in the connecting shell (301) in a sliding manner; a spring is arranged between the connecting shell (301) and the detection baffle (306).
8. A petroleum bridge plug for facilitating replacement as defined in claim 7 wherein: the joint fixing seat (3) further comprises: the detection block (307), the detection block (307) is arranged into a square block structure, and the detection block (307) is arranged in the protective shell (303) in a sliding way; a spring is arranged between the protective shell (303) and the detection block (307), and the spring between the detection block (307) and the protective shell (303) is larger than the spring force between the connecting shell (301) and the detection baffle (306); the detection head (308), the detection head (308) is of a rectangular head structure, and the detection head (308) is integrally arranged in the middle of one side of the detection baffle (306); the detection chute (309), the detection chute (309) is arranged into a square groove structure, and the detection chute (309) is arranged on one side of the detection block (307); the inner side of the detection chute (309) is provided with an inclined surface structure, and the detection chute (309) is in sliding connection with the detection head (308).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410017062.7A CN117605439A (en) | 2024-01-05 | 2024-01-05 | Petroleum bridge plug convenient to replace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410017062.7A CN117605439A (en) | 2024-01-05 | 2024-01-05 | Petroleum bridge plug convenient to replace |
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| CN117605439A true CN117605439A (en) | 2024-02-27 |
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| CN202410017062.7A Pending CN117605439A (en) | 2024-01-05 | 2024-01-05 | Petroleum bridge plug convenient to replace |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019090602A1 (en) * | 2017-11-09 | 2019-05-16 | 成都维泰油气能源技术有限公司 | Dissolvable bridge plug |
| CN213478294U (en) * | 2021-05-10 | 2021-06-18 | 山东兆鑫石油工具有限公司 | Anti-rotation type bridge plug capable of being drilled |
| US20210324705A1 (en) * | 2017-06-21 | 2021-10-21 | Drilling Innovative Solutions, Llc | Plug Activated Mechanical Isolation Device, Systems and Methods For Controlling Fluid Flow Inside A Tubular In A Wellbore |
| CN215672129U (en) * | 2021-09-17 | 2022-01-28 | 中煤科工集团西安研究院有限公司 | Interactive orthodontic shape bridging plug |
| CN215804471U (en) * | 2021-08-27 | 2022-02-11 | 阜宁县宏达石化机械有限公司 | But soluble bridge plug that quick detach fastening force is strong |
| CN217897824U (en) * | 2022-06-17 | 2022-11-25 | 牡丹江市井田石油钻采配件有限公司 | Oil development is with preventing blocking effectual bridging plug |
| CN116556893A (en) * | 2023-06-21 | 2023-08-08 | 衡阳市广芳机械科技有限公司 | Soluble bridge plug |
-
2024
- 2024-01-05 CN CN202410017062.7A patent/CN117605439A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210324705A1 (en) * | 2017-06-21 | 2021-10-21 | Drilling Innovative Solutions, Llc | Plug Activated Mechanical Isolation Device, Systems and Methods For Controlling Fluid Flow Inside A Tubular In A Wellbore |
| WO2019090602A1 (en) * | 2017-11-09 | 2019-05-16 | 成都维泰油气能源技术有限公司 | Dissolvable bridge plug |
| CN213478294U (en) * | 2021-05-10 | 2021-06-18 | 山东兆鑫石油工具有限公司 | Anti-rotation type bridge plug capable of being drilled |
| CN215804471U (en) * | 2021-08-27 | 2022-02-11 | 阜宁县宏达石化机械有限公司 | But soluble bridge plug that quick detach fastening force is strong |
| CN215672129U (en) * | 2021-09-17 | 2022-01-28 | 中煤科工集团西安研究院有限公司 | Interactive orthodontic shape bridging plug |
| CN217897824U (en) * | 2022-06-17 | 2022-11-25 | 牡丹江市井田石油钻采配件有限公司 | Oil development is with preventing blocking effectual bridging plug |
| CN116556893A (en) * | 2023-06-21 | 2023-08-08 | 衡阳市广芳机械科技有限公司 | Soluble bridge plug |
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