CN213297886U

CN213297886U - Filter type bypass valve

Info

Publication number: CN213297886U
Application number: CN202021780666.0U
Authority: CN
Inventors: 张颖
Original assignee: Tianjin Duoer Machinery Technology Co Ltd
Current assignee: Tianjin Duoer Machinery Technology Co Ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-05-28
Anticipated expiration: 2030-08-24

Abstract

The utility model belongs to the technical field of the bypass valve, especially, filter type bypass valve, including the bypass valve body, the left end external surface fixed connection of bypass valve body has the install bin, and the inside of install bin is provided with filters collection device, and filters collection device including driving motor. This filtration type bypass valve, inside through setting up the install bin is provided with filters collection device, and filter collection device is including driving motor, the interior diapire of install bin and driving motor's lower fixed surface installation, reached and realized carrying out dual filtration to drilling mud through this device, make it in flowing into the drilling tool through bypass valve body right-hand member opening part again, avoid the drilling tool to appear blockking up, drilling tool life has been prolonged, the normal clear-up of well drilling work has been guaranteed, and simultaneously, it starts to set up rivers sensor control driving motor, and then carry out the effect of automatic clearance to first active carbon filter screen and second active carbon filter screen surface adnexed impurity.

Description

Filter type bypass valve

Technical Field

The utility model relates to a bypass valve technical field especially relates to a filtration type bypass valve.

Background

For example, a filter type bypass valve (application number: CN200820108175.4) disclosed in chinese patent document realizes "filtering drilling mud flowing through the bypass valve and reducing a large amount of impurities flowing into the drilling tool, thereby reducing the abrasion of the drilling tool by the impurities during the drilling operation, prolonging the practical life of the drilling tool, simultaneously ensuring the smoothness of the inside of the drilling tool and improving the working efficiency", but the device "needs to use the drilling mud to drive the operation and circulation of the drilling tool during the drilling engineering operation when filtering the impurities, but the drilling mud often contains a large amount of impurities, such as stones, waste plastics, etc., which can flow into the drilling tool along with the drilling mud and block the drilling tool, thereby affecting the normal operation of the drilling operation. For reducing the influence of drilling mud impurity in the drilling operation, the utility model discloses a filtration type bypass valve is at valve body inner chamber box lower extreme installation filter equipment. The filtering device comprises a circular baffle ring, a filtering plate and an elastic retainer ring. The circular baffle ring is circular, is arranged in the annular groove of the inner cavity wall of the valve body and is used for fixing the filter plate, and the lower part of the circular baffle ring is contacted with the upper end surface of the valve core, so that the function of limiting the motion range of the valve core can be realized. The circular baffle ring is embedded with a filter plate, and the filter plate can be a net-shaped panel made of metal materials or made by opening holes on the metal panel. Install the circlip on the filter, circlip also inlays the dress in keeping off the ring for fixed filter prevents that the filter from moving to valve body box end ".

Although the filter equipment among the prior art can filter the a large amount of impurity that flows into drilling tool among the prior art when using, still have a small amount of impurity and can flow into in the drilling tool, thereby make bypass valve live time among the prior art after a period, because of the small amount of impurity that flows into in the drilling tool is long-pending few, easily cause the drilling tool to appear blockking up, accelerate the wearing and tearing of drilling tool, thereby influence the normal clear and going on of well drilling work, and simultaneously, current filter equipment is when filtering impurity, in case when the filterable impurity level of filter is too much among the prior art, easily cause trompil department on the filter to appear blockking up, and then not only can greatly reduced filtration efficiency, still can influence the normal clear and go on well drilling work, and when clearing up absorbent impurity among the current filter equipment on the filter, also difficult in order to clear up.

SUMMERY OF THE UTILITY MODEL

Based on bypass valve live time among the current prior art after a period, because of flowing into the long-pending few many of impurity in the drilling tool, easily cause the drilling tool to appear blockking up for the wearing and tearing of drilling tool to influence the technical problem of the normal clear of well drilling work, the utility model provides a filtration type bypass valve.

The utility model provides a pair of filter type bypass valve, including the bypass valve body, the left end external surface fixed connection of bypass valve body has the install bin, the inside of install bin is provided with filters collection device, and filters collection device including driving motor, the interior diapire of install bin and driving motor's lower fixed surface installation.

Preferably, the model of the driving motor is 68KTYZ, an output shaft of the driving motor is fixedly provided with a transmission shaft through a coupler, the outer surface of one end of the transmission shaft penetrates through and extends into the bypass valve body, and the inner wall of the bypass valve body is fixedly sleeved with a first activated carbon filter screen and a second activated carbon filter screen respectively;

through above-mentioned technical scheme, set up first active carbon filter screen and carry out prefilter to adnexed impurity in the drilling mud, filter the effect of adnexed a large amount of impurity in the drilling mud, set up second active carbon filter screen and further filter adnexed impurity in the drilling mud, filter the effect of adnexed a small amount of impurity of remaining in the drilling mud.

Preferably, the first activated carbon filter screen is positioned on the left side of the second activated carbon filter screen, the transmission shaft is positioned between the first activated carbon filter screen and the second activated carbon filter screen, the left side surface of the bypass valve body, which is close to the first activated carbon filter screen, is provided with a first sludge deposition groove, and the outer surface of one end of the transmission shaft is fixedly connected with connecting rods which are distributed at intervals;

through above-mentioned technical scheme, the transmission shaft plays fixed effect to the connecting rod.

Preferably, a second sludge accumulation groove is formed in the left side surface, close to the second activated carbon filter screen, of the bypass valve body, the outer surfaces of the ends of the connecting rods are fixedly connected with soft brushes distributed in a rectangular array mode, the soft brushes are made of nylon yarn materials, a first collecting hole is formed in the inner bottom wall of the first sludge accumulation groove, and a second collecting hole is formed in the inner bottom wall of the second sludge accumulation groove;

through above-mentioned technical scheme, the pappus brush is made with the nylon yarn material, is convenient for when clearing up first active carbon filter screen and second active carbon filter screen adsorption impurity through the pappus brush, can not cause the damage to first active carbon filter screen and second active carbon filter screen.

Preferably, the lower surface of the bypass valve body is fixedly connected with a collecting box, and the inner bottom wall of the first collecting hole and the inner bottom wall of the second collecting hole are both communicated and extend into the collecting box;

through the technical scheme, the bypass valve body has a fixed effect on the collecting box.

Preferably, the lower surface of the collecting box is provided with a discharge hole, the inner wall of the discharge hole is in threaded connection with a sealing cover, and the right side surface of the bypass valve body is fixedly provided with a water flow sensor;

through above-mentioned technical scheme, the bypass valve body uses with the cooperation of water flow sensor, is convenient for carry out real-time detection's effect to this internal drilling mud flow of bypass valve.

Preferably, the water flow sensor is SL-0001 in model, the detection end of the water flow sensor penetrates through and extends into the bypass valve body, and the water flow sensor is electrically connected with the driving motor;

through above-mentioned technical scheme, when rivers sensor detects well drilling mud volume and reaches the setting value, control driving motor starts, and driving motor drives the transmission shaft and makes low-speed rotary motion, and the transmission shaft drives connecting rod and pappus brush and carries out automatic clearance to the impurity of first active carbon filter screen and second active carbon filter screen surface adhesion.

The utility model provides a beneficial effect does:

the filter collecting device is arranged in the installation box and comprises the driving motor, the inner bottom wall of the installation box is fixedly installed with the lower surface of the driving motor, the drilling mud is subjected to double filtration by the device and then flows into the drilling tool through the opening at the right end of the bypass valve body, the drilling tool is prevented from being blocked, the service life of the drilling tool is prolonged, the normal operation of the drilling work is ensured, meanwhile, the water flow sensor is arranged to control the driving motor to start, and the automatic cleaning effect on the impurities attached to the surfaces of the first active carbon filter screen and the second active carbon filter screen is realized, the problems that the drilling tool is easy to be blocked due to the fact that a small amount of impurities flowing into the drilling tool are accumulated and much after the bypass valve body in the prior art is used for a period of time are solved, the abrasion of the drilling tool is accelerated, the drilling work is influenced, and when the impurities adsorbed on the filter screen in the existing filter device are cleaned, and is difficult to clean.

Drawings

FIG. 1 is a schematic illustration of a filter type bypass valve;

FIG. 2 is a cross-sectional view of a bypass valve body construction of a filter type bypass valve;

FIG. 3 is an enlarged view of the structure of a filter type by-pass valve at A in FIG. 2.

In the figure: 1. a bypass valve body; 2. installing a box; 3. a drive motor; 31. a drive shaft; 32. a first activated carbon filter screen; 33. a second activated carbon filter screen; 34. a first sludge accumulation groove; 35. a connecting rod; 36. a second sludge accumulation groove; 37. a soft brush; 38. a first collection well; 39. a second collection well; 310. a collection box; 311. a discharge hole; 312. a sealing cover; 313. a water flow sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a filter type bypass valve comprises a bypass valve body 1, wherein an installation box 2 is fixedly connected to the outer surface of the left end of the bypass valve body 1, a filter collection device is arranged inside the installation box 2, the filter collection device comprises a driving motor 3, and the inner bottom wall of the installation box 2 is fixedly installed on the lower surface of the driving motor 3.

Furthermore, the model of the driving motor 3 is Xin auxiliary electric apparatus brand 68KTYZ, an output shaft of the driving motor 3 is fixedly provided with a transmission shaft 31 through a coupling, the outer surface of one end of the transmission shaft 31 penetrates through and extends into the bypass valve body 1, and the inner wall of the bypass valve body 1 is respectively fixedly sleeved with a first activated carbon filter screen 32 and a second activated carbon filter screen 33;

further, set up first active carbon filter screen 32 and carry out prefilter to adnexed impurity in the drilling mud, filter the effect of adnexed a large amount of impurity in the drilling mud, set up second active carbon filter screen 33 and further filter adnexed impurity in the drilling mud, filter the effect of adnexed a small amount of impurity of remaining in the drilling mud.

Further, the first activated carbon filter screen 32 is located on the left side of the second activated carbon filter screen 33, the transmission shaft 31 is located between the first activated carbon filter screen 32 and the second activated carbon filter screen 33, the left side surface of the bypass valve body 1, which is close to the first activated carbon filter screen 32, is provided with a first sludge deposition groove 34, and the outer surface of one end of the transmission shaft 31 is fixedly connected with connecting rods 35 which are distributed at intervals;

further, the transmission shaft 31 has a fixing effect on the connecting rod 35.

Further, a second sludge accumulation groove 36 is formed in the left side surface of the bypass valve body 1 close to the second activated carbon filter screen 33, the outer surfaces of one ends of the connecting rods 35 are fixedly connected with soft brushes 37 distributed in a rectangular array, the soft brushes 37 are made of nylon yarn materials, a first collecting hole 38 is formed in the inner bottom wall of the first sludge accumulation groove 34, and a second collecting hole 39 is formed in the inner bottom wall of the second sludge accumulation groove 36;

further, the fur brush 37 is made of a nylon yarn material, so that the first activated carbon filter screen 32 and the second activated carbon filter screen 33 are not damaged when the first activated carbon filter screen 32 and the second activated carbon filter screen 33 are cleaned by adsorbing impurities through the fur brush 37.

Further, the collecting box 310 is fixedly connected to the lower surface of the bypass valve body 1, and the inner bottom wall of the first collecting hole 38 and the inner bottom wall of the second collecting hole 39 both penetrate through and extend into the collecting box 310;

further, the bypass valve body 1 has a fixing effect on the collecting tank 310.

Further, a discharge hole 311 is formed in the lower surface of the collection box 310, a sealing cover 312 is connected to the inner wall of the discharge hole 311 in a threaded manner, and a water flow sensor 313 is fixedly mounted on the right side surface of the bypass valve body 1;

furthermore, the bypass valve body 1 is matched with the water flow sensor 313 for use, so that the effect of detecting the flow quantity of drilling mud in the bypass valve body 1 in real time is facilitated.

Furthermore, the type of the water flow sensor 313 is SL-0001, the detection end of the water flow sensor 313 penetrates through and extends into the bypass valve body 1, and the water flow sensor 313 is electrically connected with the driving motor 3;

further, when the water flow sensor 313 detects that the amount of drilling mud reaches a set value, the driving motor 3 is controlled to start, the driving motor 3 drives the transmission shaft 31 to rotate at a low speed, and the transmission shaft 31 drives the connecting rod 35 and the soft brush 37 to automatically clean impurities attached to the surfaces of the first activated carbon filter screen 32 and the second activated carbon filter screen 33.

The filter collecting device is arranged in the installation box 2 and comprises the driving motor 3, the inner bottom wall of the installation box 2 is fixedly installed on the lower surface of the driving motor 3, the double filtration of drilling mud is realized through the device, the drilling mud flows into the drilling tool through the opening at the right end of the bypass valve body 1, the drilling tool is prevented from being blocked, the service life of the drilling tool is prolonged, the normal operation of the drilling tool is ensured, meanwhile, the water flow sensor 313 is arranged to control the driving motor 3 to be started, and the automatic cleaning effect of impurities attached to the surfaces of the first active carbon filter screen 32 and the second active carbon filter screen 33 is further realized, the problem that after the bypass valve body 1 in the prior art is used for a period of time is solved, the drilling tool is easy to be blocked due to the fact that a small amount of impurities flowing into the drilling tool are too small, the abrasion of the drilling tool is accelerated, and the drilling tool is, and when the impurity that adsorbs on the filter among the current filter equipment is cleared up, also difficult problem in order to clear up.

The working principle is as follows: when the bypass valve is used, firstly, drilling mud flows into the bypass valve body 1 through the opening at the left end of the bypass valve body 1, the first active carbon filter screen 32 is arranged to primarily filter impurities attached to the drilling mud, the effect of filtering a large amount of impurities attached to the drilling mud is achieved, the second active carbon filter screen 33 is arranged to further filter the impurities attached to the drilling mud, the effect of filtering the residual small amount of impurities attached to the drilling mud is achieved, secondly, the drilling mud flows into a drilling tool through the opening at the right end of the bypass valve body 1 after being subjected to double filtering, when the impurities adsorbed by the first active carbon filter screen 32 and the second active carbon filter screen 33 are saturated, the amount of the drilling mud flowing into the drilling tool through the opening at the right end of the bypass valve body 1 is reduced, and when the water flow sensor 313 detects that the amount of the drilling mud reaches a set value, the driving, the driving motor 3 drives the transmission shaft 31 to do low-speed rotation motion, the transmission shaft 31 drives the connecting rod 35 and the pappus brush 37 to automatically clean the impurities attached to the surfaces of the first activated carbon filter screen 32 and the second activated carbon filter screen 33, the impurities fall into the first sludge accumulation groove 34 and the second sludge accumulation groove 36 respectively, the impurities flow into the collecting box 310 through the first collecting hole 38 and the second collecting hole 39 to be concentrated and deposited, when the device is not used, the operator only needs to screw out the sealing cover 312, and the impurities precipitated in the collecting box 310 can be discharged and collected through the discharge hole 311.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A filter type bypass valve, comprising a bypass valve body (1), characterized in that: the outer fixed surface of the left end of bypass valve body (1) is connected with install bin (2), the inside of install bin (2) is provided with filters collection device, and filters collection device including driving motor (3), the interior diapire of install bin (2) and the lower fixed surface installation of driving motor (3).

2. A filter type bypass valve according to claim 1, wherein: the model of CD-ROM drive motor (3) is 68KTYZ, the output shaft of CD-ROM drive motor (3) has transmission shaft (31) through shaft coupling fixed mounting, the one end surface of transmission shaft (31) runs through and extends to the inside of bypass valve body (1), the inner wall of bypass valve body (1) is fixed the cover respectively and is connect first active carbon filter screen (32) and second active carbon filter screen (33).

3. A filter type bypass valve according to claim 2, wherein: first active carbon filter screen (32) are located the left side of second active carbon filter screen (33), transmission shaft (31) are located between first active carbon filter screen (32) and second active carbon filter screen (33), bypass valve body (1) is close to the left surface of first active carbon filter screen (32) and has been seted up first long-pending mud groove (34), the equal fixedly connected with in one end surface of transmission shaft (31) is interval distribution's connecting rod (35).

4. A filter type bypass valve according to claim 3, wherein: bypass valve body (1) is close to left surface of second active carbon filter screen (33) and has seted up second long-pending mud groove (36), and is a plurality of the equal fixedly connected with in one end surface of connecting rod (35) is pappus brush (37) that the rectangle array distributes, the material of pappus brush (37) is made for the nylon wire material, first collection hole (38) have been seted up to the inner bottom wall in first long-pending mud groove (34), second collection hole (39) have been seted up to the inner bottom wall in second long-pending mud groove (36).

5. A filter type bypass valve according to claim 4, wherein: the lower surface of the bypass valve body (1) is fixedly connected with a collecting box (310), and the inner bottom wall of the first collecting hole (38) and the inner bottom wall of the second collecting hole (39) are both communicated and extend to the inside of the collecting box (310).

6. A filter type bypass valve according to claim 5, wherein: the lower surface of the collection box (310) is provided with a discharge hole (311), the inner wall of the discharge hole (311) is in threaded connection with a sealing cover (312), and the right side surface of the bypass valve body (1) is fixedly provided with a water flow sensor (313).

7. A filter type bypass valve according to claim 6, wherein: the type of the water flow sensor (313) is SL-0001, the detection end of the water flow sensor (313) penetrates through and extends into the bypass valve body (1), and the water flow sensor (313) is electrically connected with the driving motor (3).