CN214373391U

CN214373391U - Test driving device of manual seawater desalination device

Info

Publication number: CN214373391U
Application number: CN202120136992.6U
Authority: CN
Inventors: 苗建忠; 王波; 龚锐
Original assignee: Guizhou Mangwei Fluid Intelligent Technology Co ltd
Current assignee: Guizhou Mangwei Fluid Intelligent Technology Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-10-08
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses a manual seawater desalination device's experimental drive arrangement. The utility model comprises a tested piece fixing device and an electric cylinder, wherein the electric cylinder is movably connected with a transmission mechanism, and the transmission mechanism is movably connected with a tested piece handle fixing device; the transmission mechanism comprises a long connecting rod component. The utility model has the advantages of no manpower consumption, long-time repeated and stable work, and accurate measurement of the force applied to the manual seawater desalination device.

Description

Test driving device of manual seawater desalination device

Technical Field

The utility model relates to a sea water desalination device's testing arrangement technical field, especially a manual sea water desalination device's experimental drive arrangement.

Background

For the inspection of the qualification of the seawater desalination device, a series of inspection needs to be carried out on the seawater desalination device, including life inspection, tension and pressure inspection, seawater desalination efficiency inspection and other projects. However, at present, there is no detection driving device for the manual seawater desalination device, and the manual seawater desalination device can be driven only by manpower. Thus, the detection efficiency of the manual seawater desalination device is very low, and a lot of projects which cannot be detected by manpower exist. If the service life of the manual seawater desalination device is tested, whether the manual seawater desalination device can normally work for one million times needs to be checked, and obviously, the test requirement cannot be met by manpower; in the pull pressure test, the maximum pull pressure value of the manual seawater desalination device in each working process needs to be tested and cannot exceed 60N, and people cannot utilize sense organ to test the accurate output when using the manual seawater desalination device, so the test cannot be tested at present; when the manual seawater desalination device is used for inspection, due to the uncertainty of manpower when a person uses the manual seawater desalination device, the situation that the manual seawater desalination device does not make a full stroke sometimes occurs, and the instability of the manpower speed can also affect the test result.

Therefore, the manual seawater desalination device has strict test requirements, and cannot be tested by manpower, so that the manual seawater desalination device needs to be tested by a targeted test device. And the test device should meet the following requirements: 1. the test condition that the manual seawater desalination device is used for rapidly working for one million times needs to be met; 2. the requirement of measuring the specific force required to be applied to the manual seawater desalination device each time when the manual seawater desalination device works is met; 3. there is a need for a test condition that allows a manual seawater desalination plant to operate stably and continuously with a controllable speed and working stroke.

Disclosure of Invention

An object of the utility model is to provide a manual seawater desalination device's experimental drive arrangement. The utility model has the advantages of no manpower consumption, long-time repeated and stable work, and accurate measurement of the force applied to the manual seawater desalination device.

The technical scheme of the utility model: a test driving device of a manual seawater desalination device comprises a tested piece fixing device and an electric cylinder, wherein the electric cylinder is movably connected with a transmission mechanism, and the transmission mechanism is movably connected with a tested piece handle fixing device; the transmission mechanism comprises a long connecting rod component.

In the test driving device of the manual seawater desalination device, the tested piece fixing device and the electric cylinder are connected with the bracket, and the bracket is connected with the test bed.

In the test driving device of the manual seawater desalination device, the tested piece fixing device comprises a clamp base and a clamp cover plate.

In the test driving device of the manual seawater desalination device, the tested piece handle fixing device comprises a handle sleeve and a handle sleeve cover.

In the test driving device of the manual seawater desalination device, the transmission mechanism comprises a connecting rod rotatably connected with the electric cylinder, the connecting rod is connected with a tension pressure sensor, the tension pressure sensor is connected with a long connecting rod assembly, the long connecting rod assembly is connected with a joint bearing, and the joint bearing is connected with a tested piece handle fixing device.

In the test driving device of the manual seawater desalination device, the electric cylinder is connected with the connecting rod through the first pin; the knuckle bearing is connected with the tested piece handle fixing device through a second pin.

In the test driving device of the manual seawater desalination device, the long connecting rod assembly comprises a threaded sleeve, the threaded sleeve is connected with the tail end of the piston rod, a first nut is sleeved in the middle of the piston rod, the first nut is in threaded connection with the tail end of the long connecting rod, the head end of the long connecting rod is connected with a second nut, and a piston installation cavity is arranged in the long connecting rod; the head end of the piston rod is arranged in the piston installation cavity, and springs are arranged on two sides of the head end of the piston rod in the piston installation cavity.

In the test driving device of the manual seawater desalination device, a support sleeve is arranged between the first screw cap and the long connecting rod.

In the test driving device of the manual seawater desalination device, spring gaskets are arranged between the two sides of the head end of the piston rod and the springs at the two sides.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a manual sea water desalination device of electronic jar drive does not consume the manpower during manual sea water desalination device of test.

2. The utility model discloses after starting, the motion that electronic jar main shaft made a round trip is through the connecting rod, draw pressure sensor, long link assembly, joint bearing and handle cover's transmission drive manual sea water desalination device's handle and is done and relapse the swing to realize long-time repetition stability to the operation of the power of applying of manual sea water desalination device, and draw pressure sensor can real-time accurate measurement the power that the connecting rod received when the operation.

3. The utility model provides a long link assembly can provide the safety protection measure for manual sea water desalination device, and long link assembly is inside to be piston motion structure, receives the spring restriction, can be the motion of appropriate distance, when the manual sea water desalination device position of installation is not in place, can protect mechanical structure not to take place the rigidity collision.

4. The utility model discloses a structure can directly cooperate present ripe technique plc module control, can realize that working stroke, operating speed are adjustable, and the stable effect of motion.

In summary, the following steps: the utility model has the advantages of the manpower is not consumed, the stable work of long-time repetition can be realized, the force applied to the manual seawater desalination device can be accurately measured, and the manual seawater desalination device can be protected.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic elevation view of the structure of FIG. 1;

fig. 3 is a schematic view of the internal structure of the long link assembly.

The labels in the figures are: description of the drawings: 1-a clamp base, 2-a clamp cover plate, 3-a second pin, 4-a first pin, 5-an electric cylinder, 6-a connecting rod, 7-a tension pressure sensor, 8-a long connecting rod assembly, 9-a joint bearing, 10-a handle sleeve, 11-a handle sleeve cover, 12-a screw sleeve, 13-a first nut, 14-a support sleeve, 15-a piston rod, 16-a spring, 17-a long connecting rod, 18-a tested piece fixing device, 19-a transmission mechanism, 20-a tested piece handle fixing device, 21-a piston installation cavity, 22-a second nut, 23-a spring gasket, 24-a manual seawater desalination device and 25-a test bench.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Examples are given. A test driving device of a manual seawater desalination device is formed as shown in figures 1-3 and comprises a tested piece fixing device 18 and an electric cylinder 5, wherein the electric cylinder 5 is movably connected with a transmission mechanism 19, and the transmission mechanism 19 is movably connected with a tested piece handle fixing device 20; the transmission mechanism 19 includes a long link assembly 8. The device is used in cooperation with a tested piece (a manual seawater desalination device), and the tested piece can be the device disclosed in application number 2020111929680. The device adopts the existing plc module to control the electric cylinder 5, so that the electric cylinder does reciprocating motion in a fixed stroke, simultaneously draws signals of the pressure sensor 7 and simultaneously accesses the plc module, and accesses all the signals of the plc module into the touch screen module, so that the operation part of the whole system is displayed on the touch screen and can be controlled by the touch screen. Preferably, the electric cylinder 5 is a servo electric cylinder, a gear set is arranged in the servo electric cylinder, a lead screw moves to enable a moving shaft of the electric cylinder to make reciprocating linear motion, the power is 400W, the stroke is 250mm, the output speed is 0-500mm/s, the maximum thrust is 5KN, and a joint of the electric cylinder is a fisheye movable joint bearing. The stroke and the speed of the movement of the servo electric cylinder are controlled by adopting a plc module, the touch screen is used as an input module, and the stroke and the speed of the movement of the servo electric cylinder are detected and then put into use to prevent stroke over-tolerance.

The tested piece fixing device 18 and the electric cylinder 5 are connected with a bracket which is connected with a test bed.

The device 18 for fixing the tested piece comprises a clamp base 1 and a clamp cover plate 2. The test piece fixing device 18 is used for fixing the manual seawater desalination device, the clamp base 1 and the clamp cover plate 2 are preferably made of aluminum materials and fixed through screws, the mounting grooves of the internal manual seawater desalination device are polished and respectively processed to form two rubber mounting grooves, and the manual seawater desalination device is tightly attached to the base and the cover plate without shaking during mounting.

The device 20 for fixing the handle of the tested piece comprises a handle sleeve 10 and a handle sleeve cover 11. The tested piece handle fixing device 20 is used for fixing a handle of a manual seawater desalination device, preferably, the handle sleeve 10 and the handle sleeve cover 11 are made of stainless steel materials and are fixed through screws, and a rubber pad is arranged inside the combined handle to protect the handle and prevent the handle from being scratched. The handle sleeve 10 is in a convex shape, through grooves are formed in two ends of the handle sleeve, the width of a large end groove is consistent with that of a handle of the manual seawater desalination device, and a through hole is formed in a small end of the handle sleeve and is consistent with the fish eye aperture of the knuckle bearing 9; the middle of the handle sleeve cover 11 is provided with a protruding part, the shape of the protruding part is consistent with the inner side of the handle of the manual seawater desalination device, and the length and the width of the bottom plate are consistent with the handle sleeve 10.

The transmission mechanism 19 comprises a connecting rod 6 rotatably connected with the electric cylinder 5, the connecting rod 6 is connected with a tension and pressure sensor 7, the tension and pressure sensor 7 is connected with a long connecting rod assembly 8, the long connecting rod assembly 8 is connected with a joint bearing 9, and the joint bearing 9 is connected with a tested piece handle fixing device 20. The screw hole at the small end of the connecting rod 6 is screwed into the screw at either end of the pulling pressure sensor 7, the screw at the other end is screwed into the threaded sleeve 12 of the long connecting rod assembly 8, and the screw hole at the other end of the long connecting rod assembly 8 is screwed into the knuckle bearing 9. The connecting rod 6 is preferably made of alloy steel, the large end of the connecting rod is provided with a groove, the width of the connecting rod is consistent with that of a main motion shaft joint of the electric cylinder 5, the end part of the connecting rod is provided with a through hole, and the hole diameter of the connecting rod is consistent with that of a fisheye of the joint; the measuring range of the pull pressure sensor 7 is 50kg, a signal terminal is connected into a plc module and displayed on the touch screen after being processed, and M5 threaded mounting rods are arranged at two ends of the signal terminal; the knuckle bearing 9 is a movable fisheye knuckle bearing, and the small end of the stainless steel material is an M5 threaded mounting rod.

The electric cylinder 5 is connected with the connecting rod 6 through a pin I4; the knuckle bearing 9 is connected with the tested piece handle fixing device 20 through a second pin 3. The tail end hole of the moving shaft on the electric cylinder 5 is arranged in the mounting groove on the connecting rod 6, the hole is aligned with the hole and then fixed by a first pin 4, and the small end of the first pin 4 is provided with a cotter mounting hole, and the corresponding cotter is inserted for fixing to prevent falling. The big end of the joint bearing 9 is arranged in the small mounting groove of the handle sleeve 10, the pin II 3 is arranged after the hole is aligned with the hole, and the tail end of the pin II 3 is inserted with the small opening pin for fixing to prevent falling off.

The long connecting rod assembly 8 comprises a threaded sleeve 12, the threaded sleeve 12 is connected with the tail end of a piston rod 15, a first nut 13 is sleeved in the middle of the piston rod 15, the first nut 13 is in threaded connection with the tail end of a long connecting rod 17, the head end of the long connecting rod 17 is connected with a second nut 22, and a piston mounting cavity 21 is formed in the long connecting rod 17; the head end of the piston rod 15 is arranged in the piston mounting cavity 21, and springs 16 are arranged in the piston mounting cavity 21 on two sides of the head end of the piston rod 15; a support sleeve 14 is arranged between the first screw cap 13 and the long connecting rod 17; spring gaskets 23 are arranged between the two sides of the head end of the piston rod 15 and the springs 16 on the two sides.

Wherein, the threaded sleeve 12 is axially provided with a threaded through hole; the tail end of the piston rod 15 is processed with threads, and the head end is processed with a support ring mounting groove; a through hole with the diameter equivalent to the shaft diameter of the piston is formed in the center of the first nut 13 and the center of the support sleeve 14, the through hole is polished to reduce friction during movement, and a support ring mounting groove is machined in the support sleeve 14; one end of the long connecting rod 17 is provided with a piston mounting cavity 21, polishing treatment is carried out in the cavity to reduce movement friction, the other end of the long connecting rod is provided with a threaded hole, and a horizontal square groove is processed in the radial direction close to the threaded hole and is used for facilitating the tightening of a wrench during mounting; the two springs 16 are identical in performance and size and are made of 1Cr18Ni 9.

The utility model discloses an assembly process is according to above-mentioned requirement, assemble long link assembly 8 earlier, specifically embolia spring 16 according to the order in the one end of 15 screwed of piston rod earlier, support cover 14, nut 13 and the nut that corresponds, later twist in the screwed hole of 13 one ends of swivel nut again, it is fixed to screw into the nut that the distance back of regulation was emboliaed tightly, after another spring 16 was packed into to long link 17 internal piston installation cavity 21, parts such as the piston that adorned earlier impresses, screw up nut 13 again with long link 17's external screw thread, can accomplish long link assembly 8's installation. Then the clamp base 1 and the electric cylinder 5 are respectively fixed on a support with a processed mounting hole, a tail end hole of a moving shaft on the electric cylinder 5 is arranged in the mounting groove on the connecting rod 6, the hole and the hole are aligned and then fixed by a first pin 4, and a cotter mounting hole is arranged at the small end of the first pin 4, and a corresponding cotter is inserted. The screw hole at the small end of the connecting rod 6 is screwed into the screw rod at any end of the pulling pressure sensor 7, the screw rod at the other end is screwed into the screw sleeve 12 of the long connecting rod assembly 8, the screw hole at the other end of the long connecting rod assembly 8 is screwed into the knuckle bearing 9, the large end of the knuckle bearing 9 is installed in the small installation groove of the handle sleeve 10, the pin II 3 is installed after the hole and the hole are aligned, and the tail end of the pin II 3 is fixed by inserting a small cotter pin. The mechanical structure arrangement of the test bed is basically completed, and the test bed is arranged in a seawater desalination device. The software part adopts a plc control module to control an electric cylinder motor, so that the electric cylinder motor does reciprocating motion in a fixed stroke, simultaneously signals of a pull pressure sensor are simultaneously accessed into the plc module, and finally, all the signals of the plc module are accessed into a touch screen module, so that the operation part of the whole system is on the touch screen.

The utility model discloses a use method and principle: will according to the connected mode and the mounting means of above-mentioned record the utility model discloses arrange the completion, electronic jar 5, anchor clamps base 1, anchor clamps apron 2 have all been fixed on the test bench, and manual sea water desalination device's membrane shell part also is kept static by anchor clamps on with pump body part. The part that whole test bench needs the operation embodies on the touch-sensitive screen, and the parameter that the touch-sensitive screen needs to set up has: the maximum stroke of the spindle movement, the cycle of the spindle moving back and forth once, and the position of six points at which the force needs to be measured. After the parameters are set, the click is started automatically, the electric cylinder 5 starts to work, the main shaft makes reciprocating linear motion, the connecting rod 6, the tension and pressure sensor 7, the long connecting rod assembly 8 and the joint bearing 9 on the end joint make rotary motion around the hole of the main shaft joint due to the fixation of the pin I4, and meanwhile, the connecting rod II 3 makes rotary motion around the hole of the small end of the handle sleeve 10 due to the fixation of the pin II 3. The handle of the desalination device is fixed on the handle sleeve 10 by the handle sleeve cover 11 and swings back and forth along with the handle sleeve. The manual seawater desalination device starts to work normally. The pulling of the pressure sensor 7 will transmit the measured force magnitude to the display screen in real time. The size of the stroke, the movement period and the position of the force measuring point can be changed through keys on the touch screen in the movement process.

Wherein, the operating principle of long connecting rod assembly 8 is: if the whole stroke of the movement main shaft is out of tolerance, the movement amplitude of the handle may exceed the limit of the manual seawater desalination device, and damage is caused to the desalination device, therefore, the inside of the long connecting rod 17 is designed into a structure with a piston rod 15 moving, the spring force generated by the compression of the spring 16 at the two ends is larger than the pushing force or the pulling force required by the device, so that the operation stroke of the movement main shaft is slightly larger than the geometric limit stroke, and when the main shaft moves, the pushing force or the pulling force is transmitted to the handle of the seawater desalination device through the spring 16 in the long connecting rod 17. When the piston handle moves to the limit position, the movement main shaft can continue to move, and the spring force is only increased at the moment, so that the seawater desalination device cannot be damaged. The flexible connection can ensure the full-stroke movement of the seawater desalination device.

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. The utility model provides a manual seawater desalination device's experimental drive arrangement which characterized in that: the device comprises a tested piece fixing device (18) and an electric cylinder (5), wherein the electric cylinder (5) is movably connected with a transmission mechanism (19), and the transmission mechanism (19) is movably connected with a tested piece handle fixing device (20); the transmission mechanism (19) comprises a long connecting rod component (8).

2. The experimental driving device of the manual seawater desalination apparatus according to claim 1, characterized in that: the tested piece fixing device (18) and the electric cylinder (5) are connected with a support, and the support is connected with the test bed.

3. The experimental driving device of the manual seawater desalination apparatus according to claim 1, characterized in that: the tested piece fixing device (18) comprises a clamp base (1) and a clamp cover plate (2).

4. The experimental driving device of the manual seawater desalination apparatus according to claim 1, characterized in that: the device (20) for fixing the handle of the tested piece comprises a handle sleeve (10) and a handle sleeve cover (11).

5. The experimental driving device of the manual seawater desalination apparatus according to claim 1, characterized in that: the transmission mechanism (19) comprises a connecting rod (6) rotatably connected with the electric cylinder (5), the connecting rod (6) is connected with a tension pressure sensor (7), the tension pressure sensor (7) is connected with a long connecting rod assembly (8), the long connecting rod assembly (8) is connected with a joint bearing (9), and the joint bearing (9) is connected with a tested piece handle fixing device (20).

6. The experimental driving device of the manual seawater desalination apparatus of claim 5, wherein: the electric cylinder (5) is connected with the connecting rod (6) through a pin I (4); the joint bearing (9) is connected with the tested piece handle fixing device (20) through a second pin (3).

7. The experimental driving device of the manual seawater desalination apparatus according to claim 1, characterized in that: the long connecting rod assembly (8) comprises a threaded sleeve (12), the threaded sleeve (12) is connected with the tail end of a piston rod (15), a first nut (13) is sleeved in the middle of the piston rod (15), the first nut (13) is in threaded connection with the tail end of the long connecting rod (17), the head end of the long connecting rod (17) is connected with a second nut (22), and a piston mounting cavity (21) is formed in the long connecting rod (17); the head end of the piston rod (15) is arranged in the piston mounting cavity (21), and springs (16) are arranged on two sides of the head end of the piston rod (15) in the piston mounting cavity (21).

8. The experimental driving device of the manual seawater desalination apparatus of claim 7, wherein: and a support sleeve (14) is arranged between the first screw cap (13) and the long connecting rod (17).

9. The experimental driving device of the manual seawater desalination apparatus of claim 7, wherein: spring gaskets (23) are arranged between the two sides of the head end of the piston rod (15) and the springs (16) on the two sides.