CN214081213U - Pulling-out device - Google Patents
Pulling-out device Download PDFInfo
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- CN214081213U CN214081213U CN202022331667.3U CN202022331667U CN214081213U CN 214081213 U CN214081213 U CN 214081213U CN 202022331667 U CN202022331667 U CN 202022331667U CN 214081213 U CN214081213 U CN 214081213U
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Abstract
The application provides a pull out from ware belongs to oil gas production maintenance and repair technical field. The extractor includes: the flower disc comprises a flower disc body, a push rod and a pull-out component, wherein the center of the flower disc body is provided with an internal thread hole, the body portion of the push rod is provided with an external thread, the flower disc body is connected with the external thread through the internal thread hole, the pull-out component is of an L-shaped structure, a special-shaped hole is formed in the axial direction of the flower disc body, the pull-out component penetrates through the special-shaped hole, the top of the pull-out component is fixed to the flower disc body, and the bottom of the pull-out component is used for fixing equipment which is pulled out. This pull out from ware through rotatory ejector pin, the relative disc chuck downstream of ejector pin pulls out from the relative disc chuck upward movement of part, pulls out from the equipment rebound that the part drove and is pulled out from to can easily take out the equipment of being pulled out from, improve through this pull out from the ware take out the efficiency of the equipment of being pulled out from.
Description
Technical Field
The application relates to the technical field of maintenance and repair of oil and gas production, in particular to a pull-out device.
Background
Special machinery such as large-scale electric valves, motors and the like are frequently used in the oil and gas production industry, wherein accessories such as transmission mechanisms, bearings and the like are respectively installed inside the large-scale electric valves and the motors, and the accessories are worn after being used for a long time and need to be regularly taken out for maintenance or replacement.
In the related art, conventional tools such as a wrench and a pliers are generally used for taking out the accessories, and since the accessories are embedded in the large electric valve or the motor, the wrench and the pliers are difficult to penetrate into the large electric valve or the motor, so that the conventional tools take time and labor when taking out the accessories, and further the efficiency of taking out the accessories is low.
Disclosure of Invention
The embodiment of the application provides a pull-out device which can improve the efficiency of taking out accessories of embedded installation. The technical scheme is as follows:
in one aspect, the present application provides a puller, comprising: a faceplate, a mandril and a pull-out component, wherein,
the center of the faceplate is provided with an internal threaded hole, and the body part of the ejector rod is provided with an external thread;
the faceplate is connected with the body part of the ejector rod through the internal thread hole and the external thread;
the pull-out part is L type structure, the axial of flower disc is equipped with the dysmorphism hole, pull-out part and pass the dysmorphism hole, just the top of pulling out the part is fixed on the flower disc, just the bottom of pulling out the part is used for the fixed equipment of being pulled out from.
In one possible implementation, the pull-out member includes M pull-out screws, where M is an integer greater than or equal to 1;
the quantity of dysmorphism hole is M, and one pulls out from screw and passes a dysmorphism hole, just the top of pulling out from the screw is fixed on the flower disc, just the bottom of pulling out from the screw is used for the fixed equipment of being pulled out.
In a possible implementation manner, the nail head of the pull-out screw is of a screw structure, the nail body of the pull-out screw is of a cylindrical structure, and the bottom of the pull-out screw is an L-shaped hook.
In one possible implementation, the diameter of the head of the pull-out screw is greater than the maximum dimension of the profiled hole;
the diameter of the screw body of the pull-out screw and the size of the L-shaped hook are both smaller than the minimum size of the special-shaped hole.
In a possible implementation manner, the pull-out screw is made of a steel material.
In a possible implementation manner, the special-shaped holes are formed by connecting N elliptical holes, wherein N is an integer greater than or equal to 1;
in the case where N is greater than 1, the sizes of the N elliptical holes decrease in order in the axial direction of the faceplate, wherein the size of the elliptical hole near the center of the faceplate is smallest.
In a possible implementation manner, the top of the ejector rod is of a nut structure.
In one possible implementation, the top of the ejector rod is a hexagonal nut.
In a possible implementation manner, the bottom of the ejector rod is a conical nail tip.
In one possible implementation manner, the flower disc is of a round cake-shaped structure, the flower disc is made of steel materials, and the ejector rod is made of steel materials.
The technical scheme provided by the embodiment of the application has the beneficial effects that at least:
in the embodiment of the application, because the pulling-off component is of an L-shaped structure, the hook at the bottom of the pulling-off component can hook the edge of the pulled-off equipment; and the top of pulling out from the part is fixed on the flower disc, passes through threaded connection between flower disc and the ejector pin, and through rotatory ejector pin, the relative flower disc downstream of ejector pin pulls out from the relative flower disc upward movement of part like this, pulls out from the equipment rebound that the part drove and was pulled out from to can easily take out the equipment of being pulled out from, improve and take out the efficiency of the equipment of being pulled out from through this puller.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a detacher provided in an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a flower disc provided in an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a carrier rod according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a pull-out component according to an embodiment of the present application.
The reference numerals in the figures are denoted respectively by:
1-flower disc;
2-a top rod;
and 3, pulling the component away.
Detailed Description
To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
The extractor provided by the embodiment of the application, as shown in fig. 1, includes: a faceplate 1, a mandril 2 and a pull-out component 3.
The center of the faceplate 1 is provided with an internal threaded hole, and the body part of the ejector rod 2 is provided with an external thread. The faceplate 1 is connected with the body part of the mandril 2 through an internal thread hole and an external thread.
Pull out from part 3 and be L type structure, the axial of flower disc 1 is equipped with the dysmorphism hole, pulls out from part 3 and passes the dysmorphism hole, and pulls out from the top of part 3 and fix on flower disc 1, and pulls out from the bottom of part 3 and be used for the fixed equipment of being pulled out.
In the embodiment of the application, because the pull-out component 3 is of an L-shaped structure, the hook at the bottom of the pull-out component 3 can hook the edge of the pulled-out equipment; and pull out the top of part from and fix on flower disc 1, through threaded connection between flower disc 1 and the ejector pin 2, through rotatory ejector pin 2 like this, ejector pin 2 moves down relatively the flower disc 1, pulls out the upward movement of part 3 relatively the flower disc, pulls out the equipment rebound that the part 3 drove and is pulled out from to can easily take out the equipment that is pulled out from, improve and take out the efficiency of the equipment that is pulled out from through this puller.
The pulled-out equipment comprises at least one of a bearing, a cover plate, a shaft sleeve and other fittings, and the bearing, the cover plate, the shaft sleeve and other fittings can be fittings embedded in the machine or commonly mounted fittings.
The flower disc 1 can be in a round cake shape, a square shape or a triangular shape.
Wherein the size of the faceplate 1 matches the size of the device being pulled off.
In a possible implementation manner, the flower disc 1 is square, the side length of the flower disc is 10-50 cm, and the thickness of the flower disc is 5-10 cm.
In another possible implementation manner, the flower disc 1 is triangular, the side length range of the flower disc is 10-50 cm, and the thickness range of the flower disc is 5-10 cm.
In another possible implementation manner, as shown in fig. 2, the flower disc 1 is shaped like a round cake, and has a diameter ranging from 10 cm to 50 cm and a thickness ranging from 5 cm to 10 cm. The flower disc 1 is in a round cake-shaped structure, so that special-shaped holes can be formed in any axial direction of the flower disc 1, and the pulling-off component 3 can be used for fixing the pulled-off equipment in any direction according to the shape of the pulled-off equipment.
In a possible implementation manner, the material of the faceplate 1 is steel material.
The steel material of the flower disc 1 is high-strength steel material such as chrome vanadium steel and medium carbon steel, the material of the flower disc 1 is made of high-strength steel material, so that the flower disc 1 can bear large stress, and when the flower disc 1 is pulled away from a pulled-away device, the flower disc 1 is not easy to deform and bend.
In one possible implementation, the mandrel 2 comprises a body portion of the mandrel 2 and a top portion of the mandrel 2, the diameter of the top portion of the mandrel 2 being greater than the diameter of the body portion of the mandrel 2, such that the mandrel 2 does not slip off the internally threaded hole.
In a possible implementation manner, the body part of the mandril 2 is a screw rod, the body part of the mandril 2 is completely provided with external threads, and the specification of the external threads can be M6, M8, M10, M12 and the like, and is matched with the specification of the internal thread hole.
In another possible implementation manner, the upper end of the body part of the ejector rod 2 is a cylinder, the lower end of the body part of the ejector rod 2 is a screw rod and is provided with an external thread, and the length of the external thread is matched with that of the pull-out component 3. The external thread can be in the specifications of M6, M8, M10, M12 and the like, and is matched with the specification of the internal thread hole.
In a possible implementation mode, the top of the ejector rod 2 is fixedly connected with the body part of the ejector rod 2 in a welding mode, so that the connection is firmer.
Wherein, the top of the mandril 2 is one of a plurality of shapes such as a cylinder, an elliptic cylinder, a cube and the like.
In another possible implementation manner, the top of the ejector rod 2 and the body part of the ejector rod 2 are detachably connected, wherein the detachable connection is a threaded connection, so that the connection is more flexible.
Wherein, the top of ejector pin 2 is the nut structure, is one of multiple structures such as four corners nut, hexagonal nut, square nut and circle nut.
As shown in fig. 3, the top of the top rod 2 is a hexagonal nut. Establish into the nut structure through the top with ejector pin 2 for the spanner can be fixed on the nut, and is difficult for skidding, thereby through rotatory spanner, makes ejector pin 2 remove on flower disc 1.
Wherein, the bottom of the mandril 2 can be in various shapes such as plane, wedge-shaped inverted triangle, conical spike and the like.
As shown in fig. 3, the bottom of the carrier rod 2 is a conical spike. The bottom of the ejector rod 2 is set to be the conical nail tip, so that the ejector rod 2 can be contacted with the pulled-out equipment more stably and is not easy to slip, and when the shape of the pulled-out equipment is irregular, the ejector rod 2 can also be contacted with the pulled-out equipment through the needle tip to find an acting point.
In a possible implementation, the ejector rod 2 is made of steel material.
Wherein, the steel material of ejector pin 2 is the round steel, establishes the round steel through the material with ejector pin 2, and the plasticity of round steel is strong, can produce great plastic deformation before the rupture to make ejector pin 2 difficult when fixed the equipment of being pulled out cause the harm to the equipment of being pulled out.
In a possible implementation, the pull-off part 3 comprises M pull-off screws. The number of the special-shaped holes is M, one pull-out screw penetrates through one special-shaped hole, the top of the pull-out screw is fixed on the faceplate 1, and the bottom of the pull-out screw is used for fixing the pulled-out equipment.
M is an integer greater than or equal to 1. For example, M is 1, 2, 3 or 4, for example, when M is 1, the pull-out member 3 includes 1 pull-out screw, and the faceplate 1 has 1 shaped hole distributed along any axial direction of the faceplate 1. When M is 2, as shown in fig. 1, the pull-out component 3 includes 2 pull-out screws, and the faceplate 1 has 2 special-shaped holes, and the 2 special-shaped holes are symmetrically distributed along the center of the faceplate 1. When M is 3, the pull-out component 3 comprises 3 pull-out screws, 3 special-shaped holes are formed in the faceplate 1, and the 3 special-shaped holes are symmetrically distributed along the center of the faceplate 1. When M is 4, the pull-out member 3 includes 4 pull-out screws, as shown in fig. 4, 4 special-shaped holes are formed in the faceplate 1, and the 4 special-shaped holes are symmetrically distributed along the center of the faceplate 1.
In this application embodiment, through setting up a plurality of screws of pulling out to and pull out the dysmorphism hole that the screw corresponds with a plurality of, make to pull out from the screw can be according to the shape of the equipment that is pulled out, from the equipment that is pulled out of different orientation fixings, thereby make to pull out from the screw and be pulled out the equipment that is pulled out between be connected more firm, improve the efficiency of taking out the equipment that is pulled out.
In one possible implementation, as shown in fig. 4, the head of the pull-out screw is of a screw structure, the body of the pull-out screw is of a cylindrical structure, and the bottom of the pull-out screw is an L-shaped hook.
In another possible implementation manner, the nail head of the pull-out screw is of a nut structure, the nail body of the pull-out screw is of a cylindrical structure, and the bottom of the pull-out screw is provided with an L-shaped hook.
Wherein, the diameter range of the nail head is 8-30 cm and is matched with the size of the special-shaped hole. The diameter range of the nail body is 4-20 cm, and the nail body is matched with the depth of the pulled-off equipment in the machine. The length of the L-shaped hook is 5-15 cm and is matched with the size of the pulled equipment.
Wherein, the sizes of the M pull-out screws can be the same or different.
In a possible implementation mode, the nail head and the nail body are fixedly connected in a welding mode, so that the connection is firmer.
Wherein, the nail head is in a screw structure, and the screw structure can be in various shapes such as a cylinder, an elliptic cylinder and a cube.
In another possible implementation mode, the nail head and the nail body are detachably connected, wherein the detachable connection is a threaded connection, so that the connection is more flexible.
Wherein, the pin head is a nut structure, and the nut structure can be various structures such as four-corner nut, hexagonal nut, square nut and round nut.
In this application embodiment, through setting up the bottom of pulling out from the screw into L type hook, make to pull out from the edge that the screw can insert the equipment of being pulled out from through L type hook to make to pull out from the equipment that the screw fixation was pulled out from, avoid taking place the phenomenon of skidding, improve the efficiency of taking out the equipment of being pulled out from.
In a possible implementation mode, when the pin head and the pin body adopt a detachable connection mode, the diameter of the pin head pulled away from the screw is larger than the maximum size of the special-shaped hole, the diameter of the pin body pulled away from the screw is smaller than the minimum size of the special-shaped hole, the size of the L-shaped hook is matched with the size of the pulled-away equipment, the pin body pulled away from the screw can penetrate through the special-shaped hole on the faceplate 1, and then the pin head is used for fixing the pulled-away screw on the faceplate 1.
In another possible implementation mode, when the nail head and the nail body adopt a welding connection mode, the diameter of the nail head pulled out of the screw is larger than the maximum size of the special-shaped hole. The diameter of the nail body of the pull-out screw and the size of the L-shaped hook are smaller than the minimum size of the special-shaped hole, so that the nail body of the pull-out screw and the L-shaped hook can penetrate through the special-shaped hole in the faceplate 1, and the pull-out screw is fixed on the faceplate 1 through the nail head.
In one possible implementation, the pull-out screw is made of steel.
Wherein the steel material is one of high-strength steel materials such as chrome vanadium steel, medium carbon steel and the like. The material of the pull-out screw is made of the steel material with higher strength, so that the pull-out screw can bear larger stress and is not easy to break when being pulled out of the pulled-out equipment.
In a possible implementation manner, the special-shaped holes are formed by connecting N elliptical holes, wherein N is an integer greater than or equal to 1.
N is an integer greater than or equal to 1, for example, N is 1, 2, 3, or 4. For example, when N is 1, 1 elliptical hole constitutes a special-shaped hole, and 1 elliptical hole may be distributed along any axial direction of the faceplate 1.
In one possible implementation, when N is greater than 1, the sizes of the N elliptical holes decrease sequentially in the axial direction of the faceplate 1, wherein the size of the elliptical hole near the center of the faceplate 1 is the smallest.
For example, when N is 2, 2 elliptical holes constitute a special-shaped hole, the 2 elliptical holes are respectively in a hole shape with a closed end at one end removed, the 2 elliptical holes are connected into a through hole, the size of the 2 elliptical holes decreases in sequence along the axial direction of the faceplate 1, and the size of the elliptical hole near the center of the faceplate 1 is the smallest. When N is 3, as shown in fig. 2, 3 elliptical holes form a special-shaped hole, 2 elliptical holes at two ends are respectively in a hole shape with the closed end at one end removed, the elliptical hole in the middle is in a hole shape with the closed ends at two ends removed, so that the 3 elliptical holes are connected into a through hole, the size of the 3 elliptical holes is sequentially reduced along the axial direction of the flower disc 1, and the size of the elliptical hole close to the center of the flower disc 1 is the smallest.
In another possible implementation, when N is greater than 1, the sizes of the N elliptical holes increase sequentially in the axial direction of the faceplate 1, wherein the size of the elliptical hole near the center of the faceplate 1 is the largest.
For example, when N is 2, 2 elliptical holes constitute a special-shaped hole, the 2 elliptical holes are respectively in a hole shape with a closed end at one end removed, the 2 elliptical holes are connected into a through hole, and the size of the 2 elliptical holes increases in sequence along the axial direction of the faceplate 1, wherein the size of the elliptical hole near the center of the faceplate 1 is the largest. When N is 3, 3 oval holes constitute the dysmorphism hole, and 2 oval holes at both ends are the poroid of the blind end that removes one end respectively, and the poroid of middle oval hole for removing the blind end at both ends, and the size of 3 oval holes increases in proper order along the axial direction of flower disc 1, and the size of the oval hole that is close to the center of flower disc 1 is the biggest.
Wherein, the major axis diameter of dysmorphism hole is 5 ~ 25 centimetres, matches with the size of flower disc 1. The diameter of a short shaft of the special-shaped hole is 4-20 cm and is matched with the size of a screw body of the pull-out screw.
Wherein the size of the N shaped holes may be the same or different.
In this application embodiment, form dysmorphism hole through connecting N oval-shaped hole for the length in dysmorphism hole is longer, thereby makes to pull out the screw and can remove along the length direction in dysmorphism hole according to the size of the equipment of being pulled out, fixed not unidimensional equipment of being pulled out, and then makes to pull out the ware and can pull out the equipment of being pulled out of not unidimensional. Through making N oval-shaped hole's size different for special-shaped hole can match the pull out screw of different sizes.
The working principle of the extractor of the embodiment of the application is as follows:
when the unplugging device is used for unplugging the unplugged equipment, the unplugging screw is firstly inserted into the special-shaped hole of the faceplate 1, and the unplugging screw moves along the length direction of the special-shaped hole, so that the L-shaped hook of the unplugging screw is inserted into the edge of the unplugged equipment from outside to inside. Then fix the spanner on the hexagon nut of ejector pin 2, continue to twist ejector pin 2 into the internal thread hole of flower disc 1 through rotating the spanner, when the bottom of ejector pin 2 contacts the equipment of being pulled out, use the spanner to continue to twist ejector pin 2 into the internal thread hole of flower disc 1, until pulling out the equipment that the screw will be pulled out and come out.
In the embodiment of the application, because the pull-out component 3 is of an L-shaped structure, the hook at the bottom of the pull-out component 3 can hook the edge of the pulled-out equipment; and pull out the top of part from and fix on flower disc 1, through threaded connection between flower disc 1 and the ejector pin 2, through rotatory ejector pin 2 like this, ejector pin 2 moves down relatively the flower disc 1, pulls out the upward movement of part 3 relatively the flower disc, pulls out the equipment rebound that the part 3 drove and is pulled out from to can easily take out the equipment that is pulled out from, improve and take out the efficiency of the equipment that is pulled out from through this puller.
The above description is only exemplary of the present application and should not be taken as limiting, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. A detacher, characterised in that it comprises: a flower disc (1), a top rod (2) and a pull-out component (3), wherein,
the center of the faceplate (1) is provided with an internal threaded hole, and the body part of the ejector rod (2) is provided with an external thread;
the flower disc (1) is connected with the body part of the ejector rod (2) through the internal thread hole and the external thread;
pull out from part (3) and be L type structure, the axial of flower disc (1) is equipped with the dysmorphism hole, pull out from part (3) and pass the dysmorphism hole, just the top of pulling out from part (3) is fixed on the flower disc (1), just the bottom of pulling out from part (3) is used for the fixed equipment of being pulled out from.
2. A puller as claimed in claim 1, characterised in that said pull-off member (3) comprises M pull-off screws, M being an integer greater than or equal to 1;
the quantity of dysmorphism hole is M, and one pulls out from screw and passes a dysmorphism hole, just the top of pulling out from the screw is fixed on flower disc (1), just the bottom of pulling out from the screw is used for fixing the equipment of being pulled out.
3. The detacher of claim 2, wherein the head of the detaching screw is of a screw structure, the body of the detaching screw is of a cylindrical structure, and the bottom of the detaching screw is an L-shaped hook.
4. A puller as claimed in claim 3, in which the diameter of the head of the puller screw is greater than the largest dimension of the profiled bore;
the diameter of the screw body of the pull-out screw and the size of the L-shaped hook are both smaller than the minimum size of the special-shaped hole.
5. The detacher of claim 1, wherein the detaching screw is made of steel.
6. The detacher of claim 1, wherein said shaped hole is formed by connecting N oblong holes, N being an integer greater than or equal to 1;
in the case that the N is larger than 1, the sizes of the N elliptical holes are sequentially reduced along the axial direction of the faceplate (1), wherein the size of the elliptical hole close to the center of the faceplate (1) is the smallest.
7. A puller as claimed in claim 1, characterised in that the top of the ejector rod (2) is of a nut structure.
8. A puller as claimed in claim 7, characterised in that the top of the ejector pin (2) is a hexagonal nut.
9. A puller according to claim 1, characterized in that the bottom of the ejector pin (2) is a conical spike.
10. The detacher of claim 1, characterized in that the faceplate (1) is of a cake-shaped structure, the faceplate (1) is made of steel material, and the mandril (2) is made of steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022331667.3U CN214081213U (en) | 2020-10-19 | 2020-10-19 | Pulling-out device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022331667.3U CN214081213U (en) | 2020-10-19 | 2020-10-19 | Pulling-out device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214081213U true CN214081213U (en) | 2021-08-31 |
Family
ID=77444303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022331667.3U Active CN214081213U (en) | 2020-10-19 | 2020-10-19 | Pulling-out device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214081213U (en) |
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2020
- 2020-10-19 CN CN202022331667.3U patent/CN214081213U/en active Active
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