CN206593932U - A kind of drilling fluid injection of high-temperature and high-pressure filter press and mud cake withdrawing device - Google Patents
A kind of drilling fluid injection of high-temperature and high-pressure filter press and mud cake withdrawing device Download PDFInfo
- Publication number
- CN206593932U CN206593932U CN201720377927.6U CN201720377927U CN206593932U CN 206593932 U CN206593932 U CN 206593932U CN 201720377927 U CN201720377927 U CN 201720377927U CN 206593932 U CN206593932 U CN 206593932U
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- cylinder
- mud cake
- temperature
- filter press
- pressure
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Abstract
The utility model is related to drilling fluid injection and the mud cake withdrawing device of a kind of high-temperature and high-pressure filter press of Oil/gas Well technology experiment, and it is mainly constituted by high-temperature and high-pressure filter press kettle, every cylinder, connecting rod, tongue, filter screen, the scraps of paper, pin, mud cake, nitrogen cylinder, valve, injecting hole, No. two valves, backpressure pump, back pressure controller and back-pressure valve.When implementing drilling fluid implant operation, when drilling fluid is poured into the device, the drilling fluid poured into can be effectively reduced to the destruction of the mud cake formed in high-temperature and high-pressure filter press kettle every the filter screen in cylinder；When implementing mud cake taking-up operation, it can decline cushioning effect to the mud cake in high-temperature and high-pressure filter press kettle every cylinder Inner filter net and the scraps of paper, the integrality of the mud cake of taking-up is effectively ensured；The utility model is simple in construction, easy to operate, can ensure that mud cake can keep uniform complete during drilling fluid injection and mud cake taking-up simultaneously.
Description
Technical field
The utility model is related to oil and gas development experimental provision technical field, relates more specifically to a kind of high-temperature and high-pressure filter press
Drilling fluid injection and mud cake withdrawing device.
Background technology
The experimental implementation of high-temperature and high-pressure filter press is widely used in drilling fluid laboratory, wherein to the performance evaluation of mud cake
It is the important content for characterizing property of drilling fluid, especially in the experiment of appraisal drilling liquid sealing characteristics, different closure need to be injected
The integrality for being evaluated and being ensured mud cake is starched in agent, then needs to take out complete mud cake observation after the completion of experiment.
Conventional operation at present is to introduce sealing agent with glass bar to starch, even if what is be so also difficult to avoid that has to mud cake
Damage.And during the taking-up of mud cake, either first mud cake is poured out still from high temperature height in dismounting HTHP axe body bottom
It is all difficult to avoid the damage to mud cake and operate need extremely careful that pressure axe body upper buckle, which goes out mud cake,.Patent CN204855224U
A kind of disclosed mud cake preparation device for high-temperature and high-pressure filter press, the upper surface of mud cake is scraped using the rotation of preparation device, should
Equipment is eliminated produces the cumbersome of mud cake by hand, and the efficiency for producing mud cake is improved to a certain extent, but the device can only
It is uniform complete when the preparation and taking-up of guarantee mud cake, but and not up to ensure to inject wanting for drilling fluid on the premise of mud cake is complete
Ask.
The content of the invention
The purpose of this utility model is to be directed to current high-temperature and high-pressure filter press when drilling fluid injects and mud cake takes out,
The integrality of mud cake can not be ensured, drilling fluid injection and the mud cake withdrawing device of a kind of high-temperature and high-pressure filter press, the dress is devised
The integrality that mud cake is can guarantee that after drilling fluid injects and mud cake takes out is put, human error and uncertain factor is substantially reduced
Influence, improve experimental result precision.
To achieve the above object, the technical solution adopted in the utility model is：
A kind of drilling fluid injection of high-temperature and high-pressure filter press and mud cake withdrawing device, the device include high-temperature and high-pressure filter press
Kettle, every cylinder, connecting rod, tongue, filter screen, the scraps of paper, pin, mud cake, nitrogen cylinder, valve, injecting hole, No. two valves, a back pressure
Pump, back pressure controller and back-pressure valve；The high-temperature and high-pressure filter press kettle upper end connects injecting hole, lower end connection back-pressure valve；Institute
State and be placed in every cylinder inside high-temperature and high-pressure filter press kettle, is fixedly connected every cylinder upper end with connecting rod, is designed with every cylinder inwall lower end convex
Groove；Pin runs through every the lower end of cylinder, between tongue and pin, from top to bottom respectively filter screen and the scraps of paper；The nitrogen cylinder one
End is connected with injecting hole, a valve is provided between nitrogen cylinder and injecting hole, the nitrogen cylinder other end is connected with backpressure pump, nitrogen
No. two valves are installed between bottle and backpressure pump；The backpressure pump is connected with back-pressure valve, is provided between backpressure pump and back-pressure valve
Back pressure controller.
It is further that described identical with high-temperature and high-pressure filter press kettle internal diameter every cylinder external diameter, length is 62mm.
It is further that the pin is threadedly coupled with every cylinder, the number of pin is 4, and the central shaft of 4 pins is same
On one horizontal plane, the angle between each adjacent pin is 90 °.
The beneficial effects of the utility model are：When implementing drilling fluid implant operation, it will be inverted, filter screen will be placed on convex every cylinder
Between groove and pin, then will be placed in every cylinder inside high-temperature and high-pressure filter press axe body, open back-pressure valve, backpressure pump, valve,
No. two valves, drilling fluid is poured into the device, and the drilling fluid poured into can be effectively reduced to HTHP every the filter screen in cylinder
The destruction of the mud cake formed in filter press kettle.
When implementing mud cake withdrawing device, back-pressure valve, backpressure pump, valve, No. two valves are closed, will be inverted every cylinder, will
Filter screen and the scraps of paper are placed between tongue and pin, then will be placed in inside high-temperature and high-pressure filter press axe body, and finally be filled this every cylinder
Put and be together inverted with high-temperature and high-pressure filter press axe body, take out the mud cake in high-temperature and high-pressure filter press axe body, the filter screen every cylinder bottom
Cushioning effect can be declined to the mud cake in high-temperature and high-pressure filter press kettle with the scraps of paper；The utility model is simple in construction, operation
It is convenient, the integrality of the mud cake during drilling fluid injects and mud cake takes out can be ensured simultaneously.
Brief description of the drawings
Fig. 1 is the drilling fluid injection and the structural representation of mud cake withdrawing device of a kind of high-temperature and high-pressure filter press of the utility model
Figure.
In figure：1. high-temperature and high-pressure filter press kettle, 2. every cylinder, 3. connecting rods, 4. tongues, 5. filter screens, 6. scraps of paper, 7. pins,
8. mud cake, 9. nitrogen cylinders, No. 10. valves, 11. injecting holes, 12. No. two valves, 13. backpressure pumps, 14. back pressure controllers,
15. back-pressure valve.
Embodiment
The utility model is further described in detail below in conjunction with the accompanying drawings：
As shown in figure 1, a kind of drilling fluid injection of high-temperature and high-pressure filter press and mud cake withdrawing device, including HTHP lose
Water instrument kettle 1, every cylinder 2, connecting rod 3, tongue 4, filter screen 5, the scraps of paper 6, pin 7, mud cake 8, nitrogen cylinder 9, valve 10, a gas injection
Hole 11, No. two valves 12, backpressure pump 13, back pressure controller 14 and back-pressure valve 15, the upper end of high-temperature and high-pressure filter press kettle 1
Connect injecting hole 11, lower end connection back-pressure valve 15；It is described to be placed in every cylinder 2 inside high-temperature and high-pressure filter press kettle 1, every the upper end of cylinder 2
It is fixedly connected with connecting rod 3, tongue 4 is designed with every the inwall lower end of cylinder 2；Pin 7 runs through every the lower end of cylinder 2, in tongue 4 and pin
Between 7, respectively filter screen 5 and the scraps of paper 6 from top to bottom；Described one end of nitrogen cylinder 9 is connected with injecting hole 11, nitrogen cylinder 9 and gas injection
A number valve 10 is installed, the other end of nitrogen cylinder 9 is connected with backpressure pump 13 between hole 11, pacified between nitrogen cylinder 9 and backpressure pump 13
Equipped with No. two valves 12；The backpressure pump 13 is connected with back-pressure valve 15, and back pressure control is provided between backpressure pump 13 and back-pressure valve 15
Device 14 processed.
As preferred embodiment, identical with the internal diameter of high-temperature and high-pressure filter press kettle 1 every the external diameter of cylinder 2, length is 62mm.
As preferred embodiment, pin 7 is threadedly coupled with every cylinder 2, during the number of pin 7 is 4,4 pins 7
Heart axle is in same level, and the angle between each adjacent pin 7 is 90 °.
When implementing drilling fluid implant operation, it will be inverted every cylinder 2, filter screen 5 will be placed between tongue 4 and pin 7, then will be every
Cylinder 2 is placed in inside high-temperature and high-pressure filter press axe body 1, opens back-pressure valve 15, backpressure pump 13, valve 10, No. two valves 12,
Drilling fluid is poured slowly into every the experiment in cylinder 2, carrying out drilling fluid injection to mud cake performance impact.
When implementing mud cake 8 and taking out operation, back-pressure valve 15, backpressure pump 13, valve 10, No. two valves 12 are closed, will be every
Cylinder 2 is inverted, and filter screen 5 and the scraps of paper 6 are placed between tongue 4 and pin 7, high-temperature and high-pressure filter press axe body then will be placed in every cylinder 2
It inside 1, will be together inverted with high-temperature and high-pressure filter press axe body 1 every cylinder 2, and take out the mud cake 8 in high-temperature and high-pressure filter press axe body 1.
It should be appreciated that for those of ordinary skills, can according to the above description be improved or be converted, and it is all this
A little modifications and variations should all belong to the protection domain of the utility model appended claims.
Claims (3)
1. a kind of drilling fluid injection of high-temperature and high-pressure filter press and mud cake withdrawing device, mainly by high-temperature and high-pressure filter press kettle
(1), every cylinder (2), connecting rod (3), tongue (4), filter screen (5), the scraps of paper (6), pin (7), mud cake (8), nitrogen cylinder (9), a valve
Door (10), injecting hole (11), No. two valves (12), backpressure pump (13), back pressure controller (14) and back-pressure valve (15) are constituted；It is special
Levy and be：High-temperature and high-pressure filter press kettle (1) the upper end connection injecting hole (11), high-temperature and high-pressure filter press kettle (1) lower end
Connect back-pressure valve (15)；It is described to be placed in high-temperature and high-pressure filter press kettle (1) inside every cylinder (2), every cylinder (2) upper end and connecting rod (3)
It is fixedly connected, tongue (4) is designed with every cylinder (2) inwall lower end；Pin (7) runs through every the lower end of cylinder (2), in tongue (4) and pin
Follow closely between (7), from top to bottom respectively filter screen (5) and the scraps of paper (6)；Described nitrogen cylinder (9) one end is connected with injecting hole (11), nitrogen
A number valve (10) is installed, nitrogen cylinder (9) other end is connected with backpressure pump (13), nitrogen between gas cylinder (9) and injecting hole (11)
No. two valves (12) are installed between gas cylinder (9) and backpressure pump (13)；The backpressure pump (13) is connected with back-pressure valve (15), back pressure
Back pressure controller (14) is installed between pump (13) and back-pressure valve (15).
2. a kind of drilling fluid injection of high-temperature and high-pressure filter press according to claim 1 and mud cake withdrawing device, its feature
It is：Identical with high-temperature and high-pressure filter press kettle (1) internal diameter every cylinder (2) external diameter, length is 62mm.
3. a kind of drilling fluid injection of high-temperature and high-pressure filter press according to claim 1 and mud cake withdrawing device, its feature
It is：Pin (7) is threadedly coupled with every cylinder (2), and the number of pin (7) is 4, and the central shaft of 4 pins (7) is in same level
On face, the angle between each adjacent pin (7) is 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720377927.6U CN206593932U (en) | 2017-04-11 | 2017-04-11 | A kind of drilling fluid injection of high-temperature and high-pressure filter press and mud cake withdrawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720377927.6U CN206593932U (en) | 2017-04-11 | 2017-04-11 | A kind of drilling fluid injection of high-temperature and high-pressure filter press and mud cake withdrawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206593932U true CN206593932U (en) | 2017-10-27 |
Family
ID=60121015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720377927.6U Expired - Fee Related CN206593932U (en) | 2017-04-11 | 2017-04-11 | A kind of drilling fluid injection of high-temperature and high-pressure filter press and mud cake withdrawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206593932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109541175A (en) * | 2018-11-20 | 2019-03-29 | 中国地质大学（北京） | A kind of simulation down-hole drilling fluids recycle the device and method to form mud cake |
-
2017
- 2017-04-11 CN CN201720377927.6U patent/CN206593932U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109541175A (en) * | 2018-11-20 | 2019-03-29 | 中国地质大学（北京） | A kind of simulation down-hole drilling fluids recycle the device and method to form mud cake |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 Termination date: 20180411 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |