Heavy duty disc valve pump

Abstract

The application discloses a heavy load slice valve pump, which comprises a front valve body and a rear valve body, the front valve body and the rear valve body are connected through a flange, an end cover is installed on the end of the rear valve body away from the front valve body, a steel wire filter screen is fixed in the inside of the front valve body, a cleaning mechanism for cleaning the steel wire filter screen is installed on the front valve body, a shaft sleeve is rotationally sleeved with the end cover, a second impeller is fixedly sleeved with the outside of the shaft sleeve, a first rotating shaft is rotationally sleeved with the inside of the shaft sleeve, a first impeller is fixedly sleeved with the first rotating shaft, the first rotating shaft is connected with a second rotating shaft, the second rotating shaft penetrates through the steel wire filter screen and is fixed with a crushing knife, a first rotating mechanism for driving the first rotating shaft to rotate is installed on the end cover, and a second rotating mechanism for driving the shaft sleeve to rotate is installed on the end cover. The application has strong conveying capacity, can effectively avoid the internal blockage of the valve body and has good protection effect.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of pump, in particular to a heavy load flap valve pump. BACKGROUND

[0002] The heavy load flap valve pump is mainly used for conveying high viscosity fluid medium, such as mud, etc. Because the medium has high viscosity, more power is needed. In actual conveying, we know that the size of the particles in the fluid medium is different, and the particles with large size are easy to damage the impeller and cause the internal blockage of the pump body, thereby affecting the use or service life, and the maintenance frequency is high and troublesome. In order to solve the above problems, a heavy load flap valve pump is proposed. SUMMARY

[0003] The present application aims at solving the shortcomings in the prior art and proposes a heavy load flap valve pump.

[0004] In order to achieve the above-mentioned purpose, the present application adopts the following technical scheme:

[0005] A heavy load flap valve pump, comprising a front valve body and a rear valve body, the front valve body and the rear valve body are connected through a flange, an end cover is installed on the end of the rear valve body away from the front valve body, a steel wire filter screen is fixed in the inside of the front valve body, a cleaning mechanism for cleaning the steel wire filter screen is installed on the front valve body, a shaft sleeve is rotatably sleeved on the end cover, a second impeller is fixedly sleeved on the outside of the shaft sleeve, a first rotating shaft is rotatably sleeved in the inside of the shaft sleeve, a first impeller is fixedly sleeved on the first rotating shaft, the first rotating shaft is connected with a second rotating shaft, the second rotating shaft penetrates through the steel wire filter screen and is fixed with a crushing knife, a first rotating mechanism for driving the first rotating shaft to rotate is installed on the end cover, a second rotating mechanism for driving the shaft sleeve to rotate is installed on the end cover, a slag collecting box is communicated with the bottom of the front valve body, a cover plate is installed on the bottom of the slag collecting box through a lock buckle, and a discharge pipe is communicated with the rear valve body.

[0006] Preferably, the front valve body is fixed on the bottom plate through a first support, and the rear valve body is fixed on the bottom plate through a second support.

[0007] Preferably, rollers are installed on the four corners of the bottom of the bottom plate, and the discharge pipe is arc-shaped.

[0008] Preferably, a first protective cover for protecting the cleaning mechanism is installed on the front valve body, and a second protective cover for protecting the first rotating mechanism and the second rotating mechanism is installed on the end cover.

[0009] Preferably, the cleaning mechanism comprises a mounting seat, a fourth motor, a reciprocating screw rod, a nut block, a push rod and a brush head, the mounting seat is fixed to the outside of the front valve body, the fourth motor is installed on the mounting seat, the output shaft of the fourth motor is connected with the reciprocating screw rod, the reciprocating screw rod is threadedly sleeved with the nut block, the nut block is fixed with the push rod, the push rod is slidably penetrated through the front valve body and fixed with the brush head, and the brush head is used for cleaning the steel wire filter screen.

[0010] Preferably, the first rotating mechanism comprises a first motor, a first gear and a second gear, the first motor is installed in the second protective cover, the output shaft of the first motor is fixedly sleeved with the first gear, and the second gear is fixedly sleeved on the first rotating shaft.

[0011] Preferably, the second rotating mechanism comprises a second motor, a third gear and a fourth gear, the second motor is installed in the second protective cover, the output shaft of the second motor is fixedly sleeved with the third gear, and the fourth gear is fixedly sleeved on the shaft sleeve.

[0012] Preferably, the side of the slag collecting box is fixedly provided with a fixing seat, the inside of the fixing seat is slidably sleeved with a gate plate, the gate plate is inserted into the slag collecting box, a third motor is installed in the inside of the fixing seat, the output shaft of the third motor is fixedly sleeved with a fifth gear, and the gate plate is embedded with a rack.

[0013] Compared with the prior art, the present application has the following beneficial effects:

[0014] 1、In the present application, the steel wire filter screen is used for filtering the input medium, so as to avoid that the valve body is blocked or the impeller is damaged due to the too large size of the medium, and has a protection effect; the fourth motor drives the reciprocating screw rod to rotate, the reciprocating screw rod drives the nut block to move through the threaded transmission between the reciprocating screw rod and the nut block, the nut block drives the push rod to move, and the push rod drives the brush head to clean the steel wire filter screen, so as to avoid that the filtering effect is affected due to too much dirt adhered to the surface of the steel wire filter screen.

[0015] 2、In the present application, the first impeller and the second impeller are arranged, and the double-impeller design can enhance the conveying capacity of the medium according to the need; the crushing knife can crush the entering medium, so as to avoid that the medium with too large size is sucked; the first motor drives the first gear to rotate, the first gear drives the first rotating shaft to rotate through the meshing with the second gear, the first rotating shaft drives the first impeller to rotate, the first rotating shaft drives the second rotating shaft to rotate, and the second rotating shaft drives the crushing knife to rotate; the second motor drives the third gear to rotate, the third gear drives the shaft sleeve to rotate through the meshing with the fourth gear, and the shaft sleeve drives the second impeller to rotate.

[0016] 3、The slag collecting box is used for collecting the residual slag after cleaning, and the residual slag can be discharged by opening the cover plate; the third motor drives the fifth gear to rotate, the fifth gear drives the rack to move through meshing with the rack, the rack drives the gate plate to move, and the gate plate can control the on-off of the slag collecting box; when the slag needs to be taken out, the slag collecting box is blocked, and the slag collecting box is opened when collecting. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A structure schematic view of a heavy-duty sheet valve pump is provided for the present application;

[0018] Figure 2 A sectional view of a second protective cover of a heavy-duty sheet valve pump is provided for the present application;

[0019] Figure 3 A connection structure schematic view of a front valve body and a rear valve body of a heavy-duty sheet valve pump is provided for the present application;

[0020] Figure 4 A structure schematic view of a cleaning mechanism of a heavy-duty sheet valve pump is provided for the present application;

[0021] Figure 5 A sectional view of a slag collecting box of a heavy-duty sheet valve pump is provided for the present application.

[0022] In the figure: 1 front valve body, 2 rear valve body, 3 first protective cover, 4 cleaning mechanism, 41 mounting seat, 42 fourth motor, 43 reciprocating screw rod, 44 nut block, 45 push rod, 46 brush head, 5 crushing knife, 6 second rotating shaft, 7 steel wire filter screen, 8 first impeller, 9 shaft sleeve, 10 first rotating shaft, 11 second impeller, 12 second rotating mechanism, 121 second motor, 122 third gear, 123 fourth gear, 13 first rotating mechanism, 131 first motor, 132 first gear, 133 second gear, 14 second protective cover, 15 end cover, 16 discharge pipe, 17 slag collecting box, 18 first support, 19 second support, 20 bottom plate, 21 roller, 22 fixing seat, 23 third motor, 24 fifth gear, 25 gate plate, 26 rack, 27 cover plate. EMBODIMENT

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0024] REFERENCE Figure 1 , Figure 3The utility model provides a heavy load piece valve pump, including front valve body 1 and rear valve body 2, and front valve body 1 is fixed on the bottom plate 20 through first support 18, and the bottom of bottom plate 20 is equipped with the gyro wheel 21 in four corners, and rear valve body 2 is fixed on the bottom plate 20 through second support 19, and front valve body 1 and rear valve body 2 are connected through flange, and end cover 15 is installed on the end of rear valve body 2 away from front valve body 1, and the inside of front valve body 1 is fixed with steel wire screen 7, and steel wire screen 7 is used to filter the medium of input, avoids the inside of valve body to be blocked or the damage impeller of medium size being too big, has the protection, and the cleaning mechanism 4 for cleaning steel wire screen 7 is installed on front valve body 1, and the cleaning mechanism 4 is used to clean steel wire screen 7, avoids the surface of steel wire screen 7 and sticks too many dirt and affects the filtering effect, and the shaft sleeve 9 is rotatably sleeved with end cover 15, and the outside of shaft sleeve 9 is fixedly sleeved with second impeller 11, and the inside of shaft sleeve 9 is rotatably sleeved with first rotating shaft 10, and first rotating shaft 10 is fixedly sleeved with first impeller 8, by setting first impeller 8 and second impeller 11, and the double impeller design can enhance the delivery capacity of medium as needed, and first rotating shaft 10 is connected with second rotating shaft 6, and second rotating shaft 6 penetrates steel wire screen 7 and is fixed with broken knife 5, and broken knife 5 can break the medium of entering, avoids the medium of being too big in size and being sucked, and first rotating mechanism 13 for driving first rotating shaft 10 to rotate is installed on end cover 15, and first rotating mechanism 13 is used to drive first rotating shaft 10 to rotate, and first rotating shaft 10 can drive first impeller 8 to rotate, and first rotating shaft 10 can drive second rotating shaft 6 to rotate, and second rotating shaft 6 drives broken knife 5 to rotate, and second rotating mechanism 12 for driving shaft sleeve 9 to rotate is installed on end cover 15, and second rotating mechanism 12 is used to drive shaft sleeve 9 to rotate, and shaft sleeve 9 drives second impeller 11 to rotate, and the bottom of front valve body 1 is communicated with residue collection box 17, and the bottom of residue collection box 17 is installed with cover plate 27 through lock catch, and residue collection box 17 is used to collect the residue after cleaning, and the residue can be discharged by opening cover plate 27, and rear valve body 2 is communicated with discharge pipe 16, and discharge pipe 16 is arc-shaped, and second protection cover 14 for protecting first rotating mechanism 13 and second rotating mechanism 12 is installed on end cover 15.

[0025] Reference Figure 4The first protection cover 3 is arranged on the front valve body 1 and used for protecting the cleaning mechanism 4. The cleaning mechanism 4 comprises a mounting seat 41, a fourth motor 42, a reciprocating screw rod 43, a nut block 44, a push rod 45 and a brush head 46. The mounting seat 41 is fixed to the outside of the front valve body 1. The fourth motor 42 is arranged on the mounting seat 41. The output shaft of the fourth motor 42 is connected with the reciprocating screw rod 43. The reciprocating screw rod 43 is threadedly connected with the nut block 44. The nut block 44 is fixed with the push rod 45. The push rod 45 is slidably arranged through the front valve body 1 and fixed with the brush head 46. The brush head 46 is used for cleaning the steel wire filter screen 7. The fourth motor 42 drives the reciprocating screw rod 43 to rotate. The reciprocating screw rod 43 drives the nut block 44 to move through the threaded transmission between the reciprocating screw rod 43 and the nut block 44. The nut block 44 drives the push rod 45 to move. The push rod 45 drives the brush head 46 to clean the steel wire filter screen 7.

[0026] With reference to Figure 2 The first rotating mechanism 13 comprises a first motor 131, a first gear 132 and a second gear 133. The first motor 131 is arranged in the second protection cover 14. The output shaft of the first motor 131 is fixedly connected with the first gear 132. The second gear 133 is fixedly connected with the first rotating shaft 10. The first motor 131 drives the first gear 132 to rotate. The first gear 132 drives the first rotating shaft 10 to rotate through the meshing with the second gear 133.

[0027] With reference to Figure 2 The second rotating mechanism 12 comprises a second motor 121, a third gear 122 and a fourth gear 123. The second motor 121 is arranged in the second protection cover 14. The output shaft of the second motor 121 is fixedly connected with the third gear 122. The fourth gear 123 is fixedly connected with the shaft sleeve 9. The second motor 121 drives the third gear 122 to rotate. The third gear 122 drives the shaft sleeve 9 to rotate through the meshing with the fourth gear 123.

[0028] With reference to Figure 5 The side of the slag collecting box 17 is fixed with a fixing seat 22. The fixing seat 22 is slidably connected with a shutter 25 in the inside. The shutter 25 is inserted into the slag collecting box 17. The fixing seat 22 is arranged with a third motor 23 in the inside. The output shaft of the third motor 23 is fixedly connected with a fifth gear 24. The shutter 25 is embedded with a rack 26. The third motor 23 drives the fifth gear 24 to rotate. The fifth gear 24 drives the rack 26 to move through the meshing with the rack 26. The rack 26 drives the shutter 25 to move. The shutter 25 can control the opening and closing of the slag collecting box 17. When the slag needs to be taken out, the slag collecting box 17 is closed. When the slag needs to be collected, the slag collecting box 17 is opened.

[0029] Working principle: when in use, the steel wire filter screen 7 is used for filtering the input medium, avoiding the blockage of the valve body or damage to the impeller caused by the too large size of the medium, and having a protection effect; the fourth motor 42 drives the reciprocating wire rod 43 to rotate, the reciprocating wire rod 43 drives the nut block 44 to move through the threaded transmission between the reciprocating wire rod 43 and the nut block 44, the nut block 44 drives the push rod 45 to move, the push rod 45 drives the brush head 46 to clean the steel wire filter screen 7, avoiding the influence of the filtering effect caused by the too much dirt adhered to the surface of the steel wire filter screen 7; by arranging the first impeller 8 and the second impeller 11, the double-impeller design can enhance the conveying capacity of the medium according to the need; the crushing knife 5 can crush the entering medium, avoiding the suction of the medium with too large size; the first motor 131 drives the first gear 132 to rotate, the first gear 132 drives the first rotating shaft 10 to rotate through the meshing with the second gear 133, the first rotating shaft 10 drives the first impeller 8 to rotate, the first rotating shaft 10 drives the second rotating shaft 6 to rotate, and the second rotating shaft 6 drives the crushing knife 5 to rotate; the second motor 121 drives the third gear 122 to rotate, the third gear 122 drives the shaft sleeve 9 to rotate through the meshing with the fourth gear 123, the shaft sleeve 9 drives the second impeller 11 to rotate, the slag collecting box 17 is used for collecting the cleaned residues, and the residues can be discharged by opening the cover plate 27; the third motor 23 drives the fifth gear 24 to rotate, the fifth gear 24 drives the rack 26 to move through the meshing with the rack 26, the rack 26 drives the shutter 25 to move, and the shutter 25 can control the opening and closing of the slag collecting box 17, when the slag needs to be taken out, the slag collecting box 17 is blocked, and when the slag is collected, the slag collecting box 17 is opened.

[0030] The above merely describes the preferred embodiments of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can make equivalent replacements or changes to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A heavy duty disc valve pump comprising a front valve body (1) and a rear valve body (2), characterized in that, The front valve body (1) and the rear valve body (2) are connected through flanges, an end cover (15) is installed on the end of the rear valve body (2) away from the front valve body (1), a steel wire filter screen (7) is fixed in the inside of the front valve body (1), a cleaning mechanism (4) for cleaning the steel wire filter screen (7) is installed on the front valve body (1), the end cover (15) is rotatably sleeved with a shaft sleeve (9), a second impeller (11) is fixedly sleeved on the outside of the shaft sleeve (9), a first rotating shaft (10) is rotatably sleeved in the inside of the shaft sleeve (9), a first impeller (8) is fixedly sleeved on the first rotating shaft (10), the first rotating shaft (10) is connected with a second rotating shaft (6), the second rotating shaft (6) penetrates through the steel wire filter screen (7) and is fixed with a crushing knife (5), a first rotating mechanism (13) for driving the first rotating shaft (10) to rotate is installed on the end cover (15), a second rotating mechanism (12) for driving the shaft sleeve (9) to rotate is installed on the end cover (15), a slag collecting box (17) is communicated with the bottom of the front valve body (1), a cover plate (27) is installed on the bottom of the slag collecting box (17) through a lock buckle, a discharge pipe (16) is communicated with the rear valve body (2), a first protection cover (3) for protecting the cleaning mechanism (4) is installed on the front valve body (1), a second protection cover (14) for protecting the first rotating mechanism (13) and the second rotating mechanism (12) is installed on the end cover (15), the cleaning mechanism (4) comprises a mounting seat (41), a fourth motor (42), a reciprocating wire rod (43), a nut block (44), a push rod (45) and a brush head (46), the mounting seat (41) is fixed on the outside of the front valve body (1), the fourth motor (42) is installed on the mounting seat (41), the output shaft of the fourth motor (42) is connected with the reciprocating wire rod (43), the reciprocating wire rod (43) is threadedly sleeved with the nut block (44), the nut block (44) is fixed with the push rod (45), the push rod (45) is slidably penetrated through the front valve body (1) and is fixed with the brush head (46), the brush head (46) is used for cleaning the steel wire filter screen (7), the first rotating mechanism (13) comprises a first motor (131), a first gear (132) and a second gear (133), the first motor (131) is installed in the second protection cover (14), the output shaft of the first motor (131) is fixedly sleeved with the first gear (132), the second gear (133) is fixedly sleeved on the first rotating shaft (10), the second rotating mechanism (12) comprises a second motor (121), a third gear (122) and a fourth gear (123), the second motor (121) is installed in the second protection cover (14), the output shaft of the second motor (121) is fixedly sleeved with the third gear (122), the fourth gear (123) is fixedly sleeved on the shaft sleeve (9), a fixed seat (22) is fixed on the side of the slag collecting box (17), a gate (25) is slidably sleeved in the inside of the fixed seat (22),The shutter (25) is inserted into the slag collecting box (17), the inside of the fixing base (22) is internally provided with a third motor (23), the output shaft of the third motor (23) is fixedly sleeved with a fifth gear (24), and the shutter (25) is internally provided with a rack (26).

2. A heavy duty disc valve pump according to claim 1, wherein The front valve body (1) is fixed on the bottom plate (20) through a first support (18), and the rear valve body (2) is fixed on the bottom plate (20) through a second support (19).

3. A heavy duty disc valve pump according to claim 2, wherein Rollers (21) are installed at the bottom of four corners of the bottom plate (20), and the discharge pipe (16) is arc-shaped.

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