CN216767716U - Mechanical control device of diaphragm pump - Google Patents

Abstract

The utility model discloses a mechanical control device for a diaphragm pump, comprising a diaphragm pump body, a fixing frame is fixedly connected to the diaphragm pump body, and a plug board is inserted at the top of the inner cavity of the fixing frame, and the plug board is The top is fixedly connected with a cylinder, the piston rod of the cylinder penetrates the insert plate and is fixedly connected with a threaded rod, the bottom end of the threaded rod is provided with a telescopic column used in conjunction with the diaphragm pump body, and the threaded rod and the telescopic column are close to each other An installation mechanism is provided at one end of the fixed frame, and a fixing mechanism is provided on one side of the fixing frame to cooperate with the insert plate. In this utility model, the piston rod of the original cylinder is directly connected with the diaphragm in the diaphragm pump body, which is improved into a telescopic column. It is directly connected to the diaphragm, so that when the cylinder needs to be replaced or repaired, the cylinder can be disassembled by the fixing mechanism and the installation mechanism in time. At the same time, it can be docked with the telescopic rod with the help of other tools, which can temporarily make the diaphragm pump work again and improve the body of the diaphragm pump. work efficiency.

Description

A mechanical control device for a diaphragm pump

technical field

The utility model relates to the technical field of diaphragm pumps, in particular to a mechanical control device of a diaphragm pump.

Background technique

Diaphragm pump, also known as control pump, is the main type of actuator. By accepting the control signal output by the adjustment control unit, the mechanical control device is used to drive the diaphragm to move up and down continuously to change the fluid flow. The function of the diaphragm pump in the control process is to accept adjustment. The control signal of the controller or computer changes the flow of the adjusted medium, so that the adjusted parameters are maintained within the required range, so as to achieve the automation of the production process.

However, most of the mechanical control devices of the traditional diaphragm pump are directly fixed to the pump body by the cylinder, and the piston rod of the cylinder is directly connected to the diaphragm. To restart, the diaphragm pump needs to be stopped for a long time. After the maintenance is completed, it can work normally, which greatly reduces the working efficiency of the mechanical control device.

Utility model content

The purpose of this utility model is to solve the problem that the existing mechanical control devices in the prior art mostly use the cylinder to directly fix the pump body, and the piston rod of the cylinder is directly connected to the diaphragm. When the cylinder is damaged, the cylinder cannot be quickly disassembled for maintenance or replacement. At the same time, due to the disadvantage that the diaphragm pump cannot be reworked by other tools, a mechanical control device for the diaphragm pump is proposed.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

A mechanical control device for a diaphragm pump includes a diaphragm pump body, a fixed frame is fixedly connected to the diaphragm pump body, a plug plate is inserted on the top of the inner cavity of the fixed frame, and a cylinder is fixedly connected to the top of the plug plate , the piston rod of the cylinder penetrates the insert plate and is fixedly connected with a threaded rod, the bottom end of the threaded rod is provided with a telescopic column used in conjunction with the diaphragm pump body, and the end of the threaded rod and the telescopic column close to each other is provided with a mounting One side of the fixing frame is provided with a fixing mechanism which is used in cooperation with the plug-in board.

As a further solution of the present invention, the fixing mechanism includes a movable seat, the movable seat is fixedly connected to the front and back of one side of the plug-in board, and one side of the movable seat penetrates the fixing frame and is rotatably connected with a movable shaft. Mounting plate, a fixing block is fixedly connected to the front and back of the top of one side of the fixing frame, a screw rod is fixedly connected to one side of the fixing block, a through slot is opened at the bottom of one side of the mounting plate, and the screw One end of the rod penetrates the through groove and is screwed with a screw cap, and one side of the screw cap is attached to the mounting plate.

As a further solution of the present invention, the installation mechanism includes a threaded sleeve, the inner ring of the threaded sleeve is threadedly connected to the threaded rod, and the telescopic column is provided with an external thread used in cooperation with the threaded sleeve, A fixed ring is fixedly connected to the telescopic column, a spring is wound on the telescopic column, the bottom end of the spring is fixedly connected to the fixed ring, the top of the spring is fixedly connected with a movable ring, and the inner ring of the movable ring and the telescopic column are fixedly connected The top of the movable ring is in contact with the bottom of the threaded sleeve, the bottom of the threaded sleeve is vertically opened with a clamping groove, and a clamping block is clamped in the clamping groove. The bottom is fixedly connected with the top of the movable ring.

As a further solution of the present invention, sliding blocks are fixedly connected around the inner cavity of the movable ring, and sliding grooves for use with the sliding blocks are vertically opened around the top of the surface of the telescopic column.

As a further solution of the present invention, the tops of the front and the back of the inner cavity of the fixing frame are laterally provided with slideways, and slides are slidably arranged in the slideways, and the sides of the slides that are close to each other are connected to the front and the front of the insert. Fixed connection on the back.

As a further solution of the present invention, auxiliary bearings are rotatably connected to the screw caps, and connecting rods are fixedly connected to the sides of the auxiliary bearings that are close to each other.

As a further solution of the present invention, a rubber block is attached to the top of the right side of the mounting plate, one side of the rubber block is fixedly connected to the fixing frame, and the rubber block is located on the top of the fixing block.

Compared with the prior art, the beneficial effects of the present utility model are:

1. In the present utility model, by setting the telescopic column, it is convenient to connect the piston rod of the original cylinder directly with the diaphragm in the diaphragm pump body, and the improvement is that the telescopic column is directly connected with the diaphragm, so that the cylinder can be repaired in time when the cylinder is damaged. Or replace it. At the same time, by setting the fixing mechanism and the installation mechanism, and using the screw connection between the screw rod and the screw cap, the screw cap can be rotated and separated from the screw rod, which is convenient and quick to release the locking state of the mounting plate, and then pull down the movable ring. , so as to drive the clamping block out of the inner cavity of the clamping slot, release the locking state of the threaded sleeve, and rotate the threaded sleeve, so that the threaded sleeve can be quickly rotated upward on the surface of the threaded rod, and the connection between the screw rod and the telescopic column is released. Locked state, and then the user swings the mounting plate to a parallel state, the insert plate can be pulled out from the fixed frame, and then the cylinder can be quickly disassembled, which is convenient for individual maintenance of the cylinder. The diaphragm pump body can be temporarily reworked until the repair of the cylinder is completed. At the same time, when the cylinder is damaged, it is convenient to quickly replace the cylinder in time, which improves the working efficiency of the mechanical control device and improves the efficiency of the diaphragm pump body;

2. In this utility model, by setting the sliding block and the sliding groove, the movable ring can be limited by sliding, so as to prevent the movable ring from rotating with the rotation of the threaded sleeve, and improve the limiting effect of the threaded sleeve, which can effectively avoid the The threaded sleeve rotates to improve the overall stability of the mechanical control device.

In the utility model, the piston rod of the original cylinder is directly connected with the diaphragm in the body of the diaphragm pump, and the telescopic column is improved to be directly connected with the diaphragm, so that when the cylinder needs to be replaced or maintained, the cylinder can be disassembled by the fixing mechanism and the installation mechanism in time. At the same time, it can be connected with the telescopic rod by means of other tools, and the diaphragm pump can be temporarily reworked, thereby improving the working efficiency of the diaphragm pump body.

Description of drawings

Fig. 1 is the structural representation of the mechanical control device of a kind of diaphragm pump proposed by the utility model;

Fig. 2 is a structural partial side view of a mechanical control device of a diaphragm pump proposed by the utility model;

Fig. 3 is the structural perspective view of the fixing mechanism proposed by the utility model;

FIG. 4 is a structural perspective view of the installation mechanism proposed by the present invention.

In the figure: 1. Diaphragm pump body; 2. Telescopic column; 3. Fixed frame; 4. Insert plate; 5. Air cylinder; 6. Threaded rod; seat; 902, mounting plate; 903, fixing block; 904, screw rod; 905, screw cap; 10, rubber block; 11, connecting rod; 12, mounting mechanism; 121, threaded sleeve; 122, fixing ring; 123, Spring; 124, movable ring; 125, card slot; 126, card block; 13, sliding groove; 14, sliding block.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

Example 1

1-4, a mechanical control device of a diaphragm pump includes a diaphragm pump body 1, a fixed frame 3 is fixedly connected to the diaphragm pump body 1, and a plug board 4 is inserted on the top of the inner cavity of the fixed frame 3. The plug board The top of 4 is fixedly connected with a cylinder 5, the piston rod of the cylinder 5 penetrates the insert plate 4 and is fixedly connected with a threaded rod 6, and the bottom end of the threaded rod 6 is provided with a telescopic column 2 used in conjunction with the diaphragm pump body 1. The design allows the telescopic column 2 to be directly connected to the diaphragm in the diaphragm pump body 1, so that when the cylinder 5 is damaged, the cylinder 5 can be disassembled or replaced in time. The end of the threaded rod 6 and the telescopic column 2 close to each other is provided with an installation mechanism 12. One side of the fixed frame 3 is provided with a fixing mechanism 9 that is used in conjunction with the plug-in board 4. The cooperation of the screw cap 905 and the screw rod 904 can quickly release the locking state of the mounting plate 902, and then the movable ring 124 is lowered. Pulling can drive the clamping block 126 to disengage from the clamping slot 125, release the locking state of the threaded sleeve 121, and rotate the threaded sleeve 121, so that the threaded sleeve 121 quickly rotates upward on the surface of the threaded rod 6, and the threaded rod 904 is released. And the locked state of the telescopic column 2, the insert plate 4 is pulled out from the fixed frame 3, and then the cylinder 5 is quickly disassembled, which is convenient for the independent maintenance of the cylinder 5. 1. It can be temporarily reworked, and at the same time, when the cylinder 5 is damaged, it is convenient to quickly replace the cylinder 5 in time, and at the same time, the efficiency of the diaphragm pump body 1 is improved.

Embodiment 2

1-4, the present invention provides a new technical solution: a mechanical control device for a diaphragm pump, comprising a diaphragm pump body 1, a fixed frame 3 is fixedly connected to the diaphragm pump body 1, and the inner cavity of the fixed frame 3 The top of the inner cavity of the fixed frame 3 is provided with a sliding plate 4, and the top of the front and the back of the inner cavity of the fixed frame 3 is provided with a slideway 7. The slideway 7 is slidably provided with a sliding plate 8, and the side of the sliding plate 8 that is close to each other is the front of the plugging plate 4. It is fixedly connected to the back. The design of the slideway 7 and the slide plate 8 can limit the position of the plug-in board 4 and assist the rapid disassembly of the plug-in board 4. The top of the plug-in board 4 is fixedly connected with a cylinder 5, and the piston rod of the cylinder 5 is inserted through the plug. The plate 4 is fixedly connected with a threaded rod 6. The bottom end of the threaded rod 6 is provided with a telescopic column 2 used in conjunction with the diaphragm pump body 1. The design of the telescopic column 2 can make the telescopic column 2 directly connect with the diaphragm in the diaphragm pump body 1. It is convenient for the cylinder 5 to be disassembled or replaced in time when the cylinder 5 is damaged. The end of the threaded rod 6 and the telescopic column 2 close to each other is provided with an installation mechanism 12. The installation mechanism 12 includes a threaded sleeve 121. The inner ring is threadedly connected to the threaded rod 6, the telescopic column 2 is provided with an external thread that is used in conjunction with the threaded sleeve 121, the telescopic column 2 is fixedly connected with a fixing ring 122, and the telescopic column 2 is wound with a spring 123 and the spring 123. The bottom end is fixedly connected to the fixed ring 122, the top end of the spring 123 is fixedly connected with a movable ring 124, the inner ring of the movable ring 124 is slidably connected to the surface of the telescopic column 2, and the surrounding of the inner cavity of the movable ring 124 is fixedly connected with a sliding block 14. , the top of the surface of the telescopic column 2 is vertically provided with a sliding groove 13 for use with the sliding block 14, which can limit the sliding of the movable ring 124, improve the limiting effect of the threaded sleeve 121, and can effectively avoid the thread The sleeve 121 is rotated to improve the overall stability of the mechanical control device. The top of the movable ring 124 is in contact with the bottom of the threaded sleeve 121. The bottom of the threaded sleeve 121 is vertically provided with a slot 125. A clamping block 126 is clamped, and the bottom of the clamping block 126 is fixedly connected with the top of the movable ring 124. One side of the fixing frame 3 is provided with a fixing mechanism 9 that cooperates with the plug-in board 4. The fixing mechanism 9 includes a movable seat 901. The movable seat 901 is fixedly connected to the front and back of one side of the plug-in board 4, one side of the movable seat 901 penetrates the fixed frame 3 and is connected to the mounting plate 902 through the rotation of the movable shaft, and the front and the back of the top of the fixed frame 3 side are fixedly connected with the fixed frame 3. Block 903, a rubber block 10 is attached to the top of the right side of the mounting plate 902, one side of the rubber block 10 is fixedly connected to the fixing frame 3, the rubber block 10 is located on the top of the fixing block 903, The auxiliary limit further improves the stability of the mounting plate 902 after installation. One side of the fixing block 903 is fixedly connected with a screw rod 904. The bottom of one side of the mounting plate 902 is provided with a through slot, and one end of the screw rod 904 runs through the through slot. A screw cap 905 is threadedly connected, an auxiliary bearing is rotatably connected to the screw cap 905, and the side of the auxiliary bearing close to each other is fixedly connected There is a connecting rod 11, and the auxiliary bearing can rotate on the screw cap 905, so that the connecting rod 11 will not rotate with the rotation of the screw cap 905, and the connecting rod 11 can simultaneously limit the two sets of screw caps 905, the screw cap 905 One side of the mounting plate 902 is attached to the mounting plate 902. The cooperation of the screw cap 905 and the screw rod 904 can quickly release the locking state of the mounting plate 902. Then the movable ring 124 is pulled down to drive the blocking block 126 out of the card slot. 125. Release the locking state of the threaded sleeve 121, and rotate the threaded sleeve 121, so that the threaded sleeve 121 is quickly rotated upward on the surface of the threaded rod 6, and the locked state of the threaded rod 904 and the telescopic column 2 is released. The plug-in plate 4 is pulled away from the fixed frame 3, and then the cylinder 5 is quickly disassembled, which is convenient for the independent maintenance of the cylinder 5. At the same time, the external tool is used to connect with the telescopic column 2, so that the diaphragm pump body 1 can be temporarily reworked. When damaged, it is convenient to quickly replace the cylinder 5, and at the same time, the efficiency of the diaphragm pump body 1 is improved.

Working principle: When in use, the cylinder 5 drives the telescopic column 2 to move up and down continuously, so as to drive the diaphragm inside the diaphragm pump body 1 to move up and down continuously, so that the diaphragm pump body 1 can work normally. The piston rod is directly connected to the diaphragm in the diaphragm pump body 1, and the telescopic column 2 is improved to be directly connected to the diaphragm. When the cylinder 5 needs to be repaired or replaced, the user turns the screw cap 905 and uses the screw rod 904 and the screw cap 905. The threaded connection , the screw cap 905 is rotated and disengaged from the screw rod 904 to release the locking state of the mounting plate 902, and then the user pulls down the movable ring 124, thereby driving the clamping block 126 to escape from the inner cavity of the clamping slot 125, releasing the threaded sleeve In the locked state of the barrel 121, while the user rotates the threaded sleeve 121, the threaded sleeve 121 can be quickly rotated upward on the surface of the threaded rod 6, and the locked state of the screw rod 904 and the telescopic column 2 is released. The mounting plate 902 swings to a parallel state, and the inserting plate 4 can be pulled out from the fixing frame 3 by pulling the inserting plate 4, and then the cylinder 5 can be quickly disassembled, and the cylinder 5 can be independently repaired or replaced. At the same time, the user can use an external tool to Docking with the telescopic column 2 enables the diaphragm pump body 1 to temporarily re-work until the cylinder 5 is repaired or replaced, which improves the working efficiency of the mechanical control device and at the same time improves the efficiency of the diaphragm pump body 1 .

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. The technical solution and its utility model concept are equivalently replaced or changed, and should be covered within the protection scope of the present utility model.

Claims (7)

1. The utility model provides a mechanical control device of diaphragm pump, includes diaphragm pump body (1), its characterized in that, the fixed frame of fixedly connected with (3) is gone up in diaphragm pump body (1), the top of fixed frame (3) inner chamber is inserted and is equipped with picture peg (4), top fixedly connected with cylinder (5) of picture peg (4), the piston rod of cylinder (5) runs through picture peg (4) and fixedly connected with threaded rod (6), the bottom of threaded rod (6) is provided with flexible post (2) of using with diaphragm pump body (1) cooperation, the one end that threaded rod (6) and flexible post (2) are close to each other is provided with installation mechanism (12), one side of fixed frame (3) is provided with fixed establishment (9) of using with picture peg (4) cooperation.

2. The mechanical control device of the diaphragm pump according to claim 1, wherein the fixing mechanism (9) comprises a movable seat (901), the movable seat (901) is fixedly connected to the front and the back of one side of the inserting plate (4), one side of the movable seat (901) penetrates through the fixing frame (3) and is rotatably connected with a mounting plate (902) through a movable shaft, the front and the back of the top of one side of the fixing frame (3) are both fixedly connected with a fixing block (903), one side of the fixing block (903) is fixedly connected with a screw rod (904), the bottom of one side of the mounting plate (902) is provided with a through groove, one end of the screw rod (904) penetrates through the through groove and is in threaded connection with a screw cap (905), and one side of the screw cap (905) is attached to the mounting plate (902).

3. The mechanical control device of the diaphragm pump according to claim 1, wherein the mounting mechanism (12) comprises a threaded sleeve (121), an inner ring of the threaded sleeve (121) is in threaded connection with the threaded rod (6), an external thread used in cooperation with the threaded sleeve (121) is arranged on the telescopic column (2), a fixing ring (122) is fixedly connected to the telescopic column (2), a spring (123) is wound on the telescopic column (2), the bottom end of the spring (123) is fixedly connected to the fixing ring (122), a movable ring (124) is fixedly connected to the top end of the spring (123), the inner ring of the movable ring (124) is in surface sliding connection with the telescopic column (2), the top of the movable ring (124) is in contact with the bottom of the threaded sleeve (121), and clamping grooves (125) are vertically formed in the bottoms of the periphery of the threaded sleeve (121), a clamping block (126) is clamped in the clamping groove (125), and the bottom of the clamping block (126) is fixedly connected with the top of the movable ring (124).

4. The mechanical control device of the diaphragm pump according to claim 3, wherein sliding blocks (14) are fixedly connected to the periphery of the inner cavity of the movable ring (124), and sliding grooves (13) matched with the sliding blocks (14) are vertically formed in the periphery of the top of the surface of the telescopic column (2).

5. The mechanical control device of the diaphragm pump according to claim 1, wherein the top of the front and back of the inner cavity of the fixing frame (3) is transversely provided with a slide way (7), the slide way (7) is internally provided with a slide plate (8) in a sliding manner, and one side of the slide plate (8) close to each other is fixedly connected with the front and back of the inserting plate (4).

6. The mechanical control device of a diaphragm pump according to claim 2, wherein an auxiliary bearing is rotatably connected to the screw cap (905), and a connecting rod (11) is fixedly connected to the side where the auxiliary bearings are close to each other.

7. The mechanical control device of a diaphragm pump according to claim 2, characterized in that a rubber block (10) is attached to the top of the right side of the mounting plate (902), one side of the rubber block (10) is fixedly connected to the fixed frame (3), and the rubber block (10) is located on the top of the fixed block (903).

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