CN218697811U - A auxiliary device for spherical pig is got - Google Patents

A auxiliary device for spherical pig is got Download PDF

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Publication number
CN218697811U
CN218697811U CN202222960891.8U CN202222960891U CN218697811U CN 218697811 U CN218697811 U CN 218697811U CN 202222960891 U CN202222960891 U CN 202222960891U CN 218697811 U CN218697811 U CN 218697811U
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China
Prior art keywords
connecting rod
hole
spherical pig
suction
spherical
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CN202222960891.8U
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Chinese (zh)
Inventor
廖玉辉
余惠莉
邓青璞
陈佩
徐婉怡
李宗银
王怀飞
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Chengdu Longxing Natural Gas Co ltd
China Petroleum and Chemical Corp
Sinopec Southwest Oil and Gas Co
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Chengdu Longxing Natural Gas Co ltd
China Petroleum and Chemical Corp
Sinopec Southwest Oil and Gas Co
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Application filed by Chengdu Longxing Natural Gas Co ltd, China Petroleum and Chemical Corp, Sinopec Southwest Oil and Gas Co filed Critical Chengdu Longxing Natural Gas Co ltd
Priority to CN202222960891.8U priority Critical patent/CN218697811U/en
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Abstract

The utility model relates to a natural gas pigging technical field, especially an auxiliary device for spherical pig is got, including connecting rod and adsorption equipment, the inside first perforating hole that is equipped with of connecting rod, the inside second perforating hole that is equipped with of adsorption equipment, adsorption equipment one end with the connecting rod is connected, first perforating hole with the second perforating hole is linked together, adsorption equipment keeps away from the one end of connecting rod is equipped with the suction disc, first perforating hole is kept away from adsorption equipment's one end is used for connecting the suction device. Thereby through being connected connecting rod and adsorption equipment with first through-hole and second through-hole intercommunication, connect the suction equipment in the first through-hole department of the connecting rod other end, with the suction disc and the spherical pig contact, the suction equipment takes away the air between suction disc and the spherical pig, makes to form the negative pressure between suction disc and the spherical pig, under atmospheric pressure's effect, firmly is connected between spherical pig and the suction disc, thereby outside removal connecting rod takes out the spherical pig again.

Description

A auxiliary device for spherical pig is got
Technical Field
The utility model relates to a natural gas pigging technical field, especially an auxiliary device that is used for spherical pig to get.
Background
Before the gas transmission pipeline is placed and put into production and in the operation process of the gas transmission pipeline, liquid and solid impurities exist in the gas transmission pipeline due to various reasons, a special device is needed to remove the liquid and solid impurities in the gas transmission pipeline, the flow resistance is reduced, the pipe transmission efficiency is improved, and safe and stable gas supply is ensured.
At present, generally use the dredging pipe device clearance gas-supply line in the field, specifically do: the pigging device comprises a pigging ball, a sending device and a receiving device, the pigging ball is placed into the sending device during working, the pigging ball is pushed into the pipeline under the pushing of medium pressure, then impurities in the pipeline are cleared, and finally the pigging ball is pushed to the receiving device to complete the cleaning of the pipeline.
The spherical pig is used in the pipeline in a sealing mode, so that the spherical pig is made of corrosion-resistant chloroprene rubber, can be elastically deformed, the outer diameter of the spherical pig is larger than the inner diameter of the gas transmission pipe, the difference between the outer diameter of the spherical pig and the inner diameter of the pipeline is interference magnitude, the interference magnitude of the spherical pig is generally 3% -10%, the spherical pig is enabled to be tightly attached to the pipe wall to operate, the spherical pig is enabled to be air-tight and liquid-tight, and the effect of removing liquid and solid impurities in the pipeline is achieved.
As shown in fig. 1, the service barrel 9 of the launching device for serving balls comprises a pressurizing barrel 91, a transition barrel 92 and a conveying barrel 93 which are connected in sequence, wherein the inner diameter of the pressurizing barrel 91 is larger than that of the conveying barrel 93, the inner diameter of the service barrel 9 is gradually reduced from the inner diameter of the pressurizing barrel 91 to that of the conveying barrel 93 at the transition barrel 92, the inner diameter of the conveying barrel 93 is smaller than that of the spherical pig 8, and the inner diameter of the pressurizing barrel 91 is larger than that of the spherical pig 8.
At present, there are many methods for conveying the spherical pig to the joint of the transition cylinder and the conveying cylinder, for example, a wooden stick is used to push the spherical pig 8 to make the spherical pig 8 cling to the joint of the transition cylinder 92 and the conveying cylinder 93, or an auxiliary tool is used to push the spherical pig, for example, cn201920727956.X discloses an auxiliary tool for launching the spherical pig, which is used to push the spherical pig 8 through the auxiliary tool, but due to the deformation of the spherical pig and other factors, when the shrink amount of the spherical pig 8 exceeds 10%, the spherical pig 8 is not found by an operator in advance, and is easily blocked at the joint of the transition cylinder 92 and the conveying cylinder 93, the spherical pig 8 cannot enter the pipeline to be cleaned, so the spherical pig 8 needs to be taken out, and the conventional method is to pry the spherical pig 8 with a wooden stick to pry the spherical pig 8 to take the spherical pig 8 out from the joint of the transition cylinder 92 and the conveying cylinder 93, but this method is easy to damage the spherical pig 8 and has extremely low efficiency.
Therefore, based on the above, currently, an auxiliary tool for taking the spherical pig 8 is needed, so that the spherical pig 8 can be conveniently taken out, the operation process is simplified, and the efficiency is improved.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: to the problem that the background art exists, provide an auxiliary device for spherical pig is got to convenient taking out the spherical pig, simplifying operation flow, raise the efficiency.
In order to realize the purpose, the utility model discloses a technical scheme be:
the utility model provides an auxiliary device for spherical pig is got, includes connecting rod and adsorption equipment, the inside first perforating hole that is equipped with of connecting rod, the inside second perforating hole that is equipped with of adsorption equipment, adsorption equipment one end with the connecting rod is connected, first perforating hole with the second perforating hole is linked together, adsorption equipment keeps away from the one end of connecting rod is equipped with the suction disc, first perforating hole is kept away from adsorption equipment's one end is used for connecting the equipment of breathing in.
The utility model relates to an auxiliary device for spherical pig is got, thereby be connected the one end of connecting rod with adsorption equipment with first through-hole and second through-hole intercommunication, connect the suction apparatus with the first through-hole of the connecting rod other end, contact adsorption equipment's suction plate and spherical pig again, take away the air between suction plate and the spherical pig through the suction apparatus, make and form the negative pressure between suction plate and the spherical pig, under atmospheric pressure's effect, firmly be connected between spherical pig and the suction plate, thereby then outwards remove the connecting rod and take out the spherical pig again, an auxiliary device for spherical pig is got, easy operation, it is convenient to use, very big improvement spherical pig get ball efficiency, and then improved the efficiency of clearance gas-supply line.
As the utility model discloses an optimal scheme, the suction disc is made by rubber and is hemispherical, the concave sphere of suction disc is used for adsorbing the spherical pig, adopts rubber preparation suction disc, makes the suction disc have elasticity, and through setting up the suction disc to hemispherical, adsorption effect is better.
As the utility model discloses a preferred scheme, the suction disc can and the spherical pig between form the negative pressure region.
As the utility model discloses an optimal scheme, adsorption equipment still includes the base, the base be used for with the connecting rod is connected, the suction disc with the one end of base contact is the suction disc bottom, the suction disc is kept away from the one end of base is the suction disc tip, suction disc tip thickness is less than suction disc bottom thickness forms the regional in-process of negative pressure between suction disc and spherical pig, and suction disc tip thickness is less than suction disc bottom thickness, and the suction disc tip of being convenient for is receiving spherical pig extrusion and is taken place deformation to make the suction disc outwards open, make suction disc and spherical pig contact inseparabler, the more firm of connection.
As the utility model discloses an optimal scheme, adsorption equipment with the connection can be dismantled to the connecting rod, can adapt to different length balling-up section of thick bamboo through the connecting rod of changing different length to can adapt to multiple operation occasion.
As the utility model discloses a preferred scheme, the second perforating hole with first perforating hole is located the same axis, second perforating hole diameter is greater than first perforating hole diameter guarantees to breathe freely.
As the utility model discloses an optimal scheme, adsorption equipment with the connecting rod junction is provided with first gasket, improves the leakproofness of adsorption equipment and connecting rod junction, avoids appearing gas leakage phenomenon.
As the utility model discloses an optimal scheme, the connecting rod is kept away from adsorption equipment's one end can be dismantled and be connected with the handle, the suction hole has been seted up on the connecting rod, the suction hole with first through-hole intercommunication is convenient for operate through setting up the handle, sets up the suction hole with first through-hole intercommunication simultaneously, is convenient for breathe in through the suction hole and come to take out the spherical pig.
As the utility model discloses an optimal scheme, the one end that first through-hole is close to the handle is provided with the rubber buffer to it is sealed to be close to the one end of handle with first through-hole, avoids appearing gas leakage phenomenon at the in-process of breathing in.
As the utility model discloses a preferred scheme, the suction opening is connected with the connecting piece, connecting piece inside is provided with along its axial third perforating hole, is connected through setting up connecting piece and suction opening, is convenient for connect outside suction apparatus on the connecting piece to avoid suction apparatus directly to be connected because of its junction leakproofness is not enough with the suction opening and take place the gas leakage condition.
As the utility model discloses a preferred scheme, be provided with the baffle on the connecting rod, the baffle is located adsorption equipment with between the suction hole, the baffle is used for control the connecting rod stretches into the length of a ball section of thick bamboo, and the baffle passes through coupling nut to be fixed on the connecting rod, and the external diameter of baffle is greater than the external diameter of a pressurization section of thick bamboo, calculates earlier the theoretical distance of spherical pig to a pressurization section of thick bamboo port before getting the spherical pig, adjusts the baffle on the connecting rod again, makes the baffle support when pressurizing a section of thick bamboo port suction plate just with spherical side contact of official, avoids when the operation because of the improper messenger suction plate excessive extrusion spherical pig of distance control, causes the damage to the spherical pig.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model relates to an auxiliary device for spherical pig is got, thereby be connected the one end of connecting rod with adsorption equipment with first through-hole and second through-hole intercommunication, connect the suction apparatus with the first through-hole of the connecting rod other end, contact adsorption equipment's suction plate and spherical pig again, take away the air between suction plate and the spherical pig through the suction apparatus, make and form the negative pressure between suction plate and the spherical pig, under atmospheric pressure's effect, firmly be connected between spherical pig and the suction plate, thereby then outwards remove the connecting rod and take out the spherical pig again, an auxiliary device for spherical pig is got, easy operation, it is convenient to use, very big improvement spherical pig get ball efficiency, and then improved the efficiency of clearance gas-supply line.
2. The utility model relates to an auxiliary device for spherical pig is got, the connecting rod can be dismantled with adsorption equipment and be connected, adapts to different length service section of thick bamboo through the connecting rod of changing different length, thereby makes an auxiliary device for spherical pig is got can adapt to multiple operation occasion.
3. The utility model relates to an auxiliary device for spherical pig is got, the handle of connection can be dismantled through the one end setting of keeping away from adsorption equipment at the connecting rod, and the operation personnel of being convenient for operate through the handle, and convenient to use has seted up the suction opening on the connecting rod simultaneously, is convenient for breathe in through the suction opening and come to take out the spherical pig.
Drawings
Fig. 1 is a schematic structural view of a prior art barrel.
Fig. 2 is a schematic structural diagram of an auxiliary device for spherical pig ball taking according to the present invention.
Fig. 3 is a partially enlarged view of fig. 2.
Fig. 4 is a schematic diagram of a preferred structure of an auxiliary device for spherical pig picking according to the present invention.
Fig. 5 is a partially enlarged view of fig. 4.
Fig. 6 is another preferred structure diagram of the auxiliary device for spherical pig picking according to the present invention.
Fig. 7 is a schematic view of the structure of the suction plate.
Fig. 8 is a schematic view of the structure of the connecting rod.
Fig. 9 is a schematic view of the ball fetching operation of the auxiliary device for ball picking in spherical pig.
The labels in the figure are: 1-connecting rod, 11-first through hole, 12-air suction hole, 13-rubber plug, 14-first gasket, 15-second gasket, 2-adsorption device, 21-suction plate, 211-suction plate end, 212-suction plate bottom, 22-base, 23-second through hole, 3-baffle, 4-handle, 5-negative pressure area, 6-connecting piece, 61-third through hole, 62-sealing pad, 7-connecting nut, 8-spherical pig, 9-spherical pig barrel, 91-pressurizing barrel, 92-transition barrel and 93-conveying barrel.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 2-3, an auxiliary device for spherical pig fetching comprises a connecting rod 1 and an adsorption device 2, wherein a first through hole 11 is formed in the connecting rod 1 along the axial direction of the connecting rod, a second through hole 23 is formed in the adsorption device 2, a suction plate 21 is arranged at one end of the adsorption device 2, one end, far away from the suction plate 21, of the adsorption device 2 is detachably connected with the connecting rod 1, and a negative pressure area 5 can be formed between the suction plate 21 and a spherical pig 8.
The utility model relates to an auxiliary device for spherical pig is got, thereby be connected the one end of connecting rod 1 with adsorption equipment 2 and communicate first through-hole 11 and second through-hole 23, connect outside air suction equipment with the first through-hole 11 of the 1 other end of connecting rod, again with adsorption equipment 2's suction disc 21 and spherical pig 8 contact, take away the air between suction disc 21 and spherical pig 8 through air suction equipment, make and form the negative pressure between suction disc 21 and the spherical pig 8, under atmospheric pressure's effect, firmly be connected between spherical pig 8 and the suction disc 21, thereby then outwards remove connecting rod 1 and take out spherical pig 8 again, an auxiliary device for spherical pig is got, easy operation, it is convenient to use, very big improvement spherical pig 8 efficiency of getting, and then improved the efficiency of clearance gas-supply line.
In a preferred mode, as shown in fig. 2, the suction device 2 is composed of a suction plate 21 and a base 22, the suction plate 21 is made of rubber, the suction plate 21 is hemispherical, the concave spherical surface of the suction plate 21 abuts against the spherical pig 8, and by arranging the suction plate 21 to be hemispherical, a certain area is conveniently reserved between the suction plate 21 and the spherical pig 8, so that a negative pressure area 5 is formed between the suction plate 21 and the spherical pig 8 when the suction device sucks air.
As shown in fig. 4, one end of the suction plate 21 connected to the base 22 is a suction plate bottom 212, one end of the suction plate 21 far away from the base 22 is a suction plate end 211, the thickness of the suction plate end 211 is smaller than the thickness of the suction plate bottom 212, and in the process of forming the negative pressure region 5 between the suction plate 21 and the spherical pig 8, since the thickness of the suction plate end 211 is smaller than the thickness of the suction plate bottom 212, the suction plate end 211 is conveniently deformed under the extrusion of the spherical pig 8, so that the suction plate 21 is conveniently opened outwards, the spherical outer contour of the suction plate 21 is enlarged, the suction plate 21 is contacted with the spherical pig 8 more tightly, the adsorption is firmer, and further, the edge of the suction plate end 211 contacting the spherical pig 8 is a rounded corner, thereby preventing the edge of the suction plate end 211 from damaging the pig under the extrusion.
In a preferred mode, as shown in fig. 3, the second through hole 23 of the adsorption device 2 is located on the same axis as the first through hole 11 of the connecting rod 1, and the diameter of the second through hole 23 is larger than that of the first through hole 11, so as to ensure smooth air flow in the air suction process of the external air suction equipment, improve the air suction efficiency, and further improve the ball taking efficiency.
A preferred mode, as shown in fig. 2, the end of the connecting rod 1 close to the adsorption device 2 is provided with an external thread, the base 22 of the adsorption device 2 is provided with an inner groove, an internal thread matched with the external thread at the end of the connecting rod 1 is arranged in the inner groove, the connecting rod 1 and the adsorption device 2 are in threaded connection, the connecting rod 1 with different lengths can be conveniently replaced according to the length of the ball sending barrel 9, and therefore the ball sending barrel is suitable for various operation occasions.
In a preferable mode, a first gasket 14 is arranged at the joint of the connecting rod 1 and the adsorption device 2, as shown in fig. 3, the first gasket 14 is made of rubber and used for enhancing the sealing performance of the joint of the connecting rod 1 and the adsorption device 2 and avoiding the problem that the joint is not tight in sealing, so that the air suction efficiency is low and the ball taking efficiency is further influenced.
The air suction device can be manufactured by self or purchased, for example, a fly-by single-stage rotary vane vacuum pump (model FY-1H-N) or a fly-by double-stage rotary vane vacuum pump (model 2 FY-2C-N) manufactured by Zhejiang fly-by electromechanical Limited company.
Example 2
On the basis of embodiment 1, as shown in fig. 5-7, one end of connecting rod 1, which is far away from adsorption device 2, is provided with handle 4, connecting rod 1 is detachably connected with handle 4, suction hole 12 has been seted up on connecting rod 1, suction hole 12 is communicated with first through-hole 11, through setting up handle 4 of detachably connecting on connecting rod 1, the operating personnel of being convenient for operate through handle 4, and is convenient to use, has seted up suction hole 12 on connecting rod 1 simultaneously, is convenient for inhale through suction hole 12 and takes out the spherical pig.
As shown in fig. 6, an external thread is arranged at the end of the connecting rod 1 close to the handle 4, an internal thread matched with the external thread at the end of the connecting rod 1 is arranged in the groove of the handle 4, and the connecting rod 1 is connected with the handle 4 through a thread; connecting rod 1 is provided with second gasket 15 with handle 4 junction, and second gasket 15 is the rubber preparation for the leakproofness of reinforcing connecting rod 1 and handle 4 junction avoids the junction sealed not tight, and the ball efficiency is got in the influence, and is further, the one end that first through-hole 11 is close to handle 4 is provided with rubber buffer 13, and the one end that is close to handle 4 through rubber buffer 13 with first through-hole 11 is stopped up, avoids appearing gas leakage phenomenon at the in-process of breathing in.
A preferred mode, as shown in fig. 6, a connecting piece 6 is installed above the suction hole 12, the connecting piece 6 is tightly connected with the connecting rod 1, a third through hole 61 is arranged inside the connecting piece 6, the third through hole 61 is communicated with the first through hole 11 through the suction hole 12, and the connecting piece 6 is connected with the suction hole 12 through arrangement, so that the suction equipment can be conveniently connected onto the connecting piece 6, thereby avoiding the air leakage condition caused by insufficient sealing of the joint when the suction equipment is directly connected with the suction hole 12, and further, a sealing gasket 62 is arranged between the connecting piece 6 and the connecting rod 1, and enhancing the sealing of the joint of the connecting piece 6 and the connecting rod 1.
Example 3
On the basis of embodiment 2, as shown in fig. 8-9, a baffle 3 is installed on a connecting rod 1, the baffle 3 is a circular baffle, a through hole with a diameter slightly larger than the outer diameter of the connecting rod 1 is arranged at the center of the baffle 3, the connecting rod 1 penetrates through the through hole in the middle of the baffle 3 to be connected with the baffle 3, the baffle 3 can move on the connecting rod 1 along the axial direction of the connecting rod 1, the baffle 3 is installed between an adsorption device 2 and an air suction hole 12, the outer diameter of the baffle 3 is larger than the outer diameter of a pressurizing cylinder 91, the baffle 3 is fixed on the connecting rod 1 through a connecting nut 7, before taking the spherical pig 8, the theoretical distance from the spherical pig 8 to the port of the pressurizing cylinder 91 is calculated, the position of the baffle 3 on the connecting rod 1 is adjusted according to the theoretical distance, when the baffle 3 abuts against the port of the pressurizing cylinder 91, the suction plate 21 just contacts with the side surface of the spherical pig 8, and damage to the spherical pig 8 caused by excessive extrusion of the suction plate 21 due to improper distance control in operation is avoided.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides an auxiliary device for spherical pig is got, its characterized in that, includes connecting rod (1) and adsorption equipment (2), connecting rod (1) inside is equipped with first perforating hole (11), adsorption equipment (2) inside is equipped with second perforating hole (23), adsorption equipment (2) one end with connecting rod (1) are connected, first perforating hole (11) with second perforating hole (23) are linked together, adsorption equipment (2) are kept away from the one end of connecting rod (1) is equipped with suction disc (21), first perforating hole (11) are kept away from the one end of adsorption equipment (2) is used for connecting the suction apparatus.
2. An aid device for spherical pig fetching according to claim 1, characterized in that said suction plate (21) is made of rubber and is hemispherical, and the concave spherical surface of said suction plate (21) is used for adsorbing spherical pigs (8).
3. An aid device for spherical pig fetching according to claim 2, characterized in that the suction plate (21) is capable of forming an underpressure area (5) with the spherical pig (8).
4. An auxiliary device for spherical pig fetching according to claim 2, wherein the adsorption device (2) further comprises a base (22), the base (22) is used for connecting with the connecting rod (1), one end of the suction plate (21) contacting with the base (22) is a suction plate bottom (212), one end of the suction plate (21) far away from the base (22) is a suction plate end (211), and the thickness of the suction plate end (211) is smaller than that of the suction plate bottom (212).
5. An aid device for spherical pig picking according to claim 1, characterised in that the second through hole (23) is located on the same axis as the first through hole (11), the diameter of the second through hole (23) being larger than the diameter of the first through hole (11).
6. An auxiliary device for spherical pig picking according to claim 1, characterized in that a first gasket (14) is arranged at the joint of the adsorption device (2) and the connecting rod (1), and the first gasket (14) is used for sealing the joint of the adsorption device (2) and the connecting rod (1).
7. The auxiliary device for taking the spherical pig according to any one of claims 1 to 6, wherein a handle (4) is detachably connected to one end of the connecting rod (1) away from the adsorption device (2), an air suction hole (12) is formed in the connecting rod (1), and the air suction hole (12) is communicated with the first through hole (11).
8. An auxiliary device for spherical pig picking according to claim 7, characterized in that a rubber plug (13) is arranged at one end of the first through hole (11) close to the handle (4).
9. An auxiliary device for spherical pig picking according to claim 7, characterized in that the suction hole (12) is connected with a connecting piece (6), and a third through hole (61) is arranged inside the connecting piece (6).
10. An auxiliary device for spherical pig fetching according to claim 7, characterized in that a baffle (3) is arranged on the connecting rod (1), the baffle (3) is located between the adsorption device (2) and the air suction hole (12), and the baffle (3) is used for controlling the length of the connecting rod (1) extending into the ball sending barrel (9).
CN202222960891.8U 2022-11-07 2022-11-07 A auxiliary device for spherical pig is got Active CN218697811U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222960891.8U CN218697811U (en) 2022-11-07 2022-11-07 A auxiliary device for spherical pig is got

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222960891.8U CN218697811U (en) 2022-11-07 2022-11-07 A auxiliary device for spherical pig is got

Publications (1)

Publication Number Publication Date
CN218697811U true CN218697811U (en) 2023-03-24

Family

ID=85610306

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222960891.8U Active CN218697811U (en) 2022-11-07 2022-11-07 A auxiliary device for spherical pig is got

Country Status (1)

Country Link
CN (1) CN218697811U (en)

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