A diaphragm pump provided with a multifunctional one-way valve ejector rod tool

Abstract

The present application relates to a diaphragm pump provided with a multifunctional one-way valve ejector rod tool, which comprises a diaphragm pump chamber feed valve box (1), a one-way valve (2), a box cover (3), a one-way valve ejector rod tool (5), a fastening bolt (4) and a blowdown (7); the one-way valve (2) is located at an intermediate position inside the diaphragm pump chamber feed valve box (1), the box cover (3) is located on one side of the diaphragm pump chamber feed valve box (1), the blowdown (7) is arranged at the bottom of the diaphragm pump, and the one-way valve ejector rod tool (5) is used to fix the bushing (10) on the end face of the blowdown (7) through the stop screw (6) when passing through the blowdown (7). The use of the tool can quickly realize the diaphragm pump chamber feed valve box through the blowdown, and solve the problem that hard impurities in the feed position of the ore slurry are stuck in the feed one-way valve, causing the one-way valve to fail to work normally.

Description

TECHNICAL FIELD

[0001] The application relates to a diaphragm pump, in particular to a diaphragm pump provided with a multifunctional one-way valve rod tool, and belongs to the technical field of mechanical maintenance tools. BACKGROUND

[0002] The diaphragm pump equipment is a key equipment for tailing conveying. A 1# chamber feed valve box of a DGMB / 210 / 15A diaphragm pump is prone to cause the one-way valve to lose the function due to the hard impurities in the ore pulp being easily stuck in the one-way valve because of the feed position. During the original maintenance, the impurities need to be taken out by opening the valve box cover, and the whole maintenance process needs the cooperation of multiple people, and the heavy valve cover can be opened only by combining with an electric hoist, which is time-consuming and laborious. Therefore, a new scheme is urgently needed to solve the above technical problems. SUMMARY

[0003] The application is exactly aimed at the problems in the prior art, and provides a diaphragm pump provided with a multifunctional one-way valve rod tool. The technical scheme designs a hand-operated rod device, and one person can take out the impurities on the one-way valve by using the blow-off port on the feed pipe, which is very convenient and time-saving and can quickly dredge the hard impurities around the feed valve box piston.

[0004] In order to achieve the above purpose, the technical scheme of the application is as follows: a diaphragm pump provided with a multifunctional one-way valve rod tool, characterized in that the diaphragm pump comprises a diaphragm pump chamber feed valve box (1), a one-way valve (2), a box cover (3), a one-way valve rod tool (5), a fastening bolt (4) and a blow-off port (7); the one-way valve (2) is located at an intermediate position in the diaphragm pump chamber feed valve box (1), the box cover (3) is located on one side of the diaphragm pump chamber feed valve box (1), the blow-off port (7) is arranged at the bottom of the diaphragm pump, and the one-way valve rod tool (5) is fixed to the end face of the blow-off port (7) by passing through the blow-off port (7) and the stop screw (6) when in use.

[0005] As an improvement of the present application, the one-way valve top rod tool (5) comprises a support connecting rod (8), an adjusting connecting rod (9), a bushing (10) and an extended force rod (11), the support connecting rod (8) is quickly connected by being sleeved on the anti-falling ball spring type four-square joint (15) of the adjusting connecting rod (9) through the anti-falling deep hole four-square joint (15); the threaded rod (18) of the adjusting connecting rod (9) is screwed into the inside of the inside perforated cylindrical threaded sleeve (28) of the extended force rod (11), the vertical displacement degree of the support connecting rod (8) and the adjusting connecting rod (9) is adjusted by rotating the adjusting connecting rod (9); the cylindrical rod (29) of the extended force rod (11) passes through the butterfly locking pin (24) inside the bushing (10), the telescopic position of the extended force rod (11) is adjusted by adjusting the tightness of the butterfly nut (27), so that the position of the support connecting rod (8) is corrected; the bushing (10) is fixed outside the blowdown outlet by the stop screw (6), and the one-way valve top rod tool (5) is prevented from rotating and slipping.

[0006] As an improvement of the present application, the support connecting rod (8) comprises a counterbore support block (12) and a ball head anti-falling connecting rod (13), the ball head anti-falling connecting rod (13) is embedded in the spherical groove of the counterbore support block (12) and can freely sway, and the contact surface of the counterbore support block (12) and the one-way valve (2) can always be fully contacted under the action of force, thereby increasing the contact area.

[0007] As an improvement of the present application, the lower end of the support connecting rod (8) is processed into an anti-falling deep hole four-square joint (15) and an anti-falling ball spring hole (14) is drilled in the middle part of the outer cylinder thereof; the upper end of the adjusting connecting rod (9) is processed into an anti-falling ball spring type four-square joint (12) and a slide rod installation circular hole (13) is drilled in the middle part thereof, and a threaded rod (18) is rolled out by using a machine tool at the lower end.

[0008] As an improvement of the present application, a limiting hole (23) is drilled at the outer circle position of the bushing (10), and the bushing (10) is fixed outside the blowdown outlet by the stop screw (6).

[0009] As an improvement of the present application, the butterfly locking pin (24) comprises a hollow sleeve (25), a bolt pin (26) and a butterfly nut (27); the bolt pin (26) is inserted into the inside of the hollow sleeve (25), the hollow sleeve (25) and the bolt pin (27) are aligned, the extended force rod (11) is tightened by rotating the butterfly nut (27), and the force rod is prevented from rotating.

[0010] As an improvement of the present application, the lengthened force rod support block (28) is welded in the middle position of the inner circle of the bushing (7) through the welding point (25); the lengthened force rod support block (28) is drilled in the middle position of the front view position as the support block hollow sleeve mounting hole (30), and a slot hole (31) is milled in the middle position of the left view, which can increase the rotation angle and stroke of the lengthened force rod (11) swinging up and down, thereby indirectly increasing the vertical displacement of the support connecting rod (8) and the displacement of the one-way valve (2) to quickly realize the slag cleaning and dredging of the inside of the diaphragm pump chamber feed valve box (1).

[0011] As an improvement of the present application, the lengthened force rod (11) is composed of an inner perforated cylindrical threaded sleeve (32) and a cylindrical rod (33) connected by welding.

[0012] Compared with the prior art, the present application has the following advantages: 1. The technical scheme is convenient to carry, simple in structure, easy to operate, high in reliability, low in cost, and wide in application range; 2. The use of the tool can quickly realize the diaphragm pump chamber feed valve box through the blowdown port, and the hard impurities in the feed position of the slurry are stuck in the feed one-way valve, causing the one-way valve to fail to work normally; 3. The tool can be adjusted without damaging the one-way valve, saving time and effort, and having strong practicality and popularization value for solving similar problems of the diaphragm pump one-way valve blockage. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a sectional view of a diaphragm pump chamber feed valve box;

[0014] Figure 2 is a schematic view of a diaphragm pump one-way valve ejector rod tool;

[0015] Figure 3 is a schematic view of a diaphragm pump piston thrust tool component;

[0016] Figure 4 is a schematic view of a quick connection and adjustment rod structure;

[0017] Figure 5 is a schematic view of a butterfly-shaped locking pin structure;

[0018] Figure 6 is a schematic view of a butterfly nut locking device structure;

[0019] Figure 7 is a schematic view of a bushing internal locking device fixing plate structure;

[0020] Figure 8 is a schematic view of a force rod structure.

[0021] In the figure: 1, diaphragm pump chamber feed valve box, 2, check valve, 3, box cover, 4, fastening bolt, 5, check valve top rod tool, 6, stop screw, 7, blow-off port; 8, support connecting rod, 9, adjusting connecting rod, 10, bushing, 11, lengthened force rod, 12, counterbore support block, 13, ball head anti-falling connecting rod, 14, anti-falling ball spring hole, 15, anti-falling deep hole four-square interface, 16, anti-falling ball spring type four-square joint, 17, slide rod mounting circular hole, 18, threaded rod, 23, limit hole, 24, butterfly locking pin, 25, hollow sleeve, 26, bolt pin, 27, butterfly nut, 28, lengthened force rod support block, 29, welding point, 30, support block hollow sleeve mounting hole, 31, lengthened force rod stroke slot hole, 32, inside perforated cylindrical threaded sleeve, 33, cylindrical rod. DETAILED DESCRIPTION

[0022] In order to deepen the understanding of the present application, the following detailed description of the present embodiment is made in conjunction with the accompanying drawings.

[0023] Example 1: see Figure 1 A diaphragm pump provided with a multifunctional check valve top rod tool, the diaphragm pump comprising a diaphragm pump chamber feed valve box 1, a check valve 2, a box cover 3, a check valve top rod tool 5, a fastening bolt 4 and a blow-off port 7; the check valve 2 is located at the middle position inside the diaphragm pump chamber feed valve box 1, the box cover 3 is located at one side of the diaphragm pump chamber feed valve box 1, the blow-off port 7 is arranged at the bottom of the diaphragm pump, and the check valve top rod tool 5 is used to fix the bushing 10 at the end face of the blow-off port 7 through the stop screw 6 when in use; see Figure 2 、 Figure 3 The check valve top rod tool 5 comprises a support connecting rod 8, an adjusting connecting rod 9, a bushing 10 and a lengthened force rod 11, the support connecting rod 8 is quickly connected by being sleeved into the anti-falling ball spring type four-square joint 15 of the adjusting connecting rod 9 through the anti-falling deep hole four-square interface 15; one end of the threaded rod 18 of the adjusting connecting rod 9 is screwed into the inside perforated cylindrical threaded sleeve 28 of the lengthened force rod 11, and the displacement degree of the support connecting rod 8 and the adjusting connecting rod 9 in the vertical direction is adjusted through the rotation of the adjusting connecting rod 9; see Figure 4-6The cylindrical rod 29 of the lengthening force rod 11 passes through the butterfly locking pin 24 inside the bushing 10, the lengthening force rod 11 is adjusted in the telescopic position by adjusting the tightness of the butterfly nut 27, thereby correcting the position of the supporting connecting rod 8; the bushing 10 is fixed on the outside of the blowdown opening by the stop screw 6, so as to prevent the rotary slip of the one-way valve top rod tool 5, the supporting connecting rod 8 comprises a counterbore supporting block 12 and a ball head anti-falling connecting rod 13, the ball head anti-falling connecting rod 13 is embedded in the spherical groove of the counterbore supporting block 12 and can sway freely, the contact surface of the counterbore supporting block 12 and the one-way valve 2 can be fully contacted under the action of force, thereby increasing the contact area, the lower end of the supporting connecting rod 8 is processed into an anti-falling deep hole square interface 15 and an anti-falling ball spring hole 14 is drilled in the middle part of the outer cylinder thereof; the upper end of the adjusting connecting rod 9 is processed into an anti-falling ball spring type square joint 12, a slide rod installation circular hole 13 is drilled in the middle part thereof, a threaded rod 18 is rolled out by using a machine tool at the lower end, a limiting hole 23 is drilled in the outer circle position of the bushing 10, the bushing 10 is fixed on the outside of the blowdown opening by the stop screw 6, and the working principle is shown in the accompanying drawings. Figure 6-8 The butterfly locking pin 24 comprises a hollow sleeve 25, a bolt pin 26 and a butterfly nut 27; the bolt pin 26 penetrates into the inside of the hollow sleeve 25, the cylindrical holes of the hollow sleeve 25 and the bolt pin 27 are aligned to lengthen the force rod 11, the lengthening force rod 8 is tightened by rotating the butterfly nut 27, so as to prevent the rotation of the force rod, the lengthening force rod supporting block 28 is welded to the inside of the bushing 7 at the middle position of the circle by the welding point 25; a hole is drilled in the middle position of the front view position of the lengthening force rod supporting block 28, so as to be a supporting block hollow sleeve installation hole 30, a one-stroke slot hole 31 is milled in the middle position of the left view of the lengthening force rod supporting block 28, so as to increase the rotation angle and stroke of the lengthening force rod 11, thereby indirectly increasing the displacement of the supporting connecting rod 8 in the vertical direction and the displacement of the one-way valve 2, so as to quickly realize the slag cleaning and dredging of the inside of the diaphragm pump chamber feed valve box 1, the lengthening force rod 11 is connected and composed by the inside perforated cylindrical threaded sleeve 32 and the cylindrical rod 33 in a welding manner.

[0024] Working principle:

[0025] The diaphragm pump provided with the multifunctional one-way valve top rod tool is characterized in that the top rod tool can be quickly disassembled and adjusted, the one-way valve top rod tool 5 of the diaphragm pump mainly comprises four parts of the supporting connecting rod 8, the adjusting connecting rod 9, the bushing 10 and the lengthening force rod 11. First, the bushing 10 is fixed on the blowdown opening by the stop screw 6 passing through the limiting hole 23, so as to prevent the tool from rotating under force in the inside of the blowdown opening.

[0026] In the support connecting rod 8 left and right direction movement is realized by rotating the nut 27 loose lengthening force rod 11, the support connecting rod 8 is quickly adjusted to the center position below the one-way valve 2, the nut 27 is locked to prevent the lengthening force rod 11 rotating back and forth, the vertical displacement degree of the support connecting rod 8 and the adjusting connecting rod 9 is adjusted by adjusting the rotation of the adjusting connecting rod 9; the one-way valve 2 is indirectly opened by the lengthening force rod 11 under the external force, the opening degree of the one-way valve 2 is quickly realized by the tool, and the accumulated slag is quickly dredged.

[0027] The use method of the present example is as follows:

[0028] When in use, the adjusting connecting rod is first placed into the pipeline from the blow-off port, the inner side perforated cylindrical threaded sleeve of the lengthening force rod is also placed into the pipeline from the blow-off port, the threaded rod of the adjusting connecting rod is screwed into the inner side perforated cylindrical threaded sleeve of the lengthening force rod, the support connecting rod is passed through the blow-off port, the anti-falling deep hole four-square joint of the support connecting rod is sleeved on the anti-falling ball spring type four-square joint of the adjusting connecting rod in the pipeline, the hollow sleeve is inserted into the support block hollow sleeve mounting hole in the bushing outside the blow-off port, the bolt pin screwed into the butterfly nut is inserted into the hollow sleeve, the hollow sleeve and the round hole of the bolt pin are aligned, the lengthening force rod is pulled out of the hole, and the bushing is pushed into the hole inside the blow-off port as a whole. The bushing is fixed on the blow-off port by using the stop screw passing through the limiting hole on the bushing.

[0029] Next, the lengthening force rod is adjusted in the front and back positions and the vertical direction angle, the butterfly nut is tightened, the slide rod is inserted into the slide rod mounting hole of the adjusting connecting rod, the support block of the support connecting rod is adjusted to be opposite to the center of the lower end surface of the one-way valve by rotating left and right, if the position is not in the center, the front and back positions of the support connecting rod can be adjusted by loosening the butterfly nut, and the position is corrected. A downward external force is applied to the lengthening force rod to quickly open the one-way valve, and the accumulated slag and sundries in the feed valve box of the diaphragm pump chamber are quickly dredged.

[0030] The sequence of taking out the tool is as follows: the butterfly nut is loosened, the stop screw is removed, the bushing is withdrawn, the support connecting rod is pulled out by rotating the adjusting connecting rod, and the adjusting connecting rod is taken out from the blow-off port.

[0031] It should be noted that the above examples are not intended to limit the protection scope of the present application, and equivalent transformations or substitutions made on the basis of the above technical solutions all fall within the scope of protection of the claims of the present application.

Claims

1. A diaphragm pump provided with a multifunctional one-way valve ejector rod tool, characterized in that, The diaphragm pump comprises a diaphragm pump chamber feed valve box (1), a one-way valve (2), a box cover (3), a one-way valve top rod tool (5), a fastening bolt (4) and a blowdown (7); the one-way valve (2) is located at the middle position inside the diaphragm pump chamber feed valve box (1), the box cover (3) is located at one side of the diaphragm pump chamber feed valve box (1), the blowdown (7) is arranged at the bottom of the diaphragm pump, and the one-way valve top rod tool (5) is fixed to the end face of the blowdown (7) through a stop screw (6) when used; The one-way valve top rod tool (5) comprises a support connecting rod (8), an adjusting connecting rod (9), a bushing (10) and an elongated force rod (11); the support connecting rod (8) comprises a counterbore support block (12) and a ball head anti-falling connecting rod (13), the ball head anti-falling connecting rod (13) is embedded in the spherical groove of the counterbore support block (12), and the contact surface of the counterbore support block (12) and the one-way valve (2) can always be fully contacted under the action of force, thereby increasing the contact area; The lower end of the support connecting rod (8) is processed into an anti-falling deep hole four-square interface (15), and an anti-falling ball spring hole (14) is drilled in the middle part of the outer cylinder thereof; the upper end of the adjusting connecting rod (9) is processed into an anti-falling ball spring type four-square joint (16), a slide rod installation circular hole (17) is drilled in the middle of the anti-falling ball spring type four-square joint (16), a threaded rod (18) is rolled out by using a machine tool at the lower end; a limiting hole (23) is drilled at the outer circle position of the bushing (10), and the bushing (10) is fixed to the outside of the blowdown through a stop screw (6); the elongated force rod (11) is connected by welding of an inside perforated cylindrical threaded sleeve (32) and a cylindrical rod (33), the support connecting rod (8) is quickly connected by being sleeved into the anti-falling ball spring type four-square joint (16) of the adjusting connecting rod (9) through the anti-falling deep hole four-square interface (15); one end of the threaded rod (18) of the adjusting connecting rod (9) is screwed into the inside of the inside perforated cylindrical threaded sleeve (32) of the elongated force rod (11), the displacement degree of the vertical direction of the support connecting rod (8) and the adjusting connecting rod (9) is adjusted by rotating the adjusting connecting rod (9); the cylindrical rod (33) of the elongated force rod (11) passes through a butterfly lock pin (24) inside the bushing (10), the butterfly lock pin (24) comprises a hollow sleeve (25), a bolt pin (26) and a butterfly nut (27); the bolt pin (26) is inserted into the inside of the hollow sleeve (25), the circular holes of the hollow sleeve (25) and the bolt pin (26) are aligned with the elongated force rod (11), the elongated force rod (11) is tightened by rotating the butterfly nut (27), so that the force rod is prevented from rotating; the extension position of the elongated force rod (11) is adjusted by adjusting the tightness of the butterfly nut (27), so that the position of the support connecting rod (8) is corrected. The lengthened force rod supporting block (28) is welded in the middle position of the inner circle of the bushing (10) through a welding point (29); the middle position of the lengthened force rod supporting block (28) is drilled to be a supporting block hollow sleeve mounting hole (30), and a one-word slot hole (31) is milled in the left middle position of the lengthened force rod supporting block (28), so that the rotation angle and stroke of the lengthened force rod (11) swinging up and down are increased, the vertical displacement of the supporting connecting rod (8) is indirectly increased, the displacement of the one-way valve (2) is increased, and the internal slag of the diaphragm pump chamber feed valve box (1) is quickly cleaned and dredged.

Images