Fuel cell clamping device
Technical Field
The utility model relates to a frock clamp especially relates to a fuel cell clamping device.
Background
The hydrogen energy is praised as the ultimate energy with high efficiency, no pollution and quick reaction, and along with the continuous breakthrough and development of fuel cell technology in recent years, a plurality of countries and enterprises show great enthusiasm for hydrogen fuel cells, enterprises related to the fuel cells develop new and continuous breakthrough of the prior art, different types of fuel cell vehicles are also brought out one after another, and the potential of the fuel cells in the energy field is unlimited. With the increasing consumption of global non-renewable resources, the development of the hydrogen energy industry is imperative, and the fuel cell is the main direction of the vigorous development of the hydrogen energy industry. Therefore, continuous deep research and test to the fuel cell performance are the indispensable class of repairing of relevant enterprises and practitioners of fuel cell, the fuel cell test needs supporting anchor clamps, most of testers are manual to assemble anchor clamps, anchor clamps mainly pass through bolt-up, the uniformity of each part clamp force of fuel cell is hardly guaranteed to work efficiency low and, influence test data's accuracy, can't guarantee that the anchor clamps clamp force is even, also can't the clamp force of accurate control anchor clamps.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fuel cell clamping device to overcome above-mentioned technical problem.
The utility model provides a fuel cell clamping device, include: the device comprises a bracket, a power mechanism, an actuating mechanism and a clamping mechanism;
the actuating mechanism is fixedly connected with the bracket;
the clamping mechanism is fixedly connected with the bracket and used for fixing the fuel cell;
the actuator includes: a cylinder and a locking bracket; the output end of the air cylinder is movably connected with the locking bracket; the power mechanism drives the air cylinder to push the locking support to move and applies pressure to the clamping mechanism.
Further, the locking bracket includes: the device comprises a top plate, a support column and a connecting cavity;
the supporting column is vertically fixed on the top plate, the connecting cavity is fixedly connected with the top plate, and the supporting column and the connecting cavity are different in surface;
the end part of the ejector rod of the cylinder is a universal ball head, and the universal ball head is movably clamped with the connecting cavity.
Furthermore, the device also comprises a base, the base is movably connected with the support, and the power mechanism is fixedly connected with the base.
Further, the pressure gauge also comprises a pressure gauge for detecting the pressure value of the gas introduced into the pressure reducing valve and a button for controlling the switch of the electromagnetic valve;
the pressure gauge is fixedly connected with the pressure reducing valve; the button is fixed on the base and is electrically connected with the electromagnetic valve;
the power mechanism comprises: a pressure reducing valve and a solenoid valve;
the input end of the pressure reducing valve is connected with an external air source, and the output end of the pressure reducing valve is connected with the input end of the electromagnetic valve; the output end of the electromagnetic valve is connected with the cylinder.
Further, the bracket includes: the first support rod, the second support rod, the third support rod and the fixing plate;
one free end of the first supporting rod and one free end of the second supporting rod are both vertically fixed on the same side of the third supporting rod; the other free end of the first supporting rod and the other free end of the second supporting rod are both vertically fixed on the same side of the fixing plate;
the clamping mechanism comprises an upper clamping plate and a lower clamping plate, the lower clamping plate is fixed on the fixing plate, and the fuel cell is arranged between the upper clamping plate and the lower clamping plate; the cylinder is fixed to the third support rod.
Furthermore, one end of the second supporting rod fixed on the fixing plate is movably connected with the base through a hinge;
one end of the first supporting rod fixed on the fixing plate is sleeved with a positioning foot.
Further, the device also comprises an insulating pad and a positioning pad;
the positioning pad is fixed between the lower clamping plate and the fixing plate;
the insulating pad is fixed at the free end of the supporting column;
the insulating pad with the material of locating pad is the bakelite.
Further, the number of the supporting columns is four, and the four supporting columns apply the same force to the upper clamping plate.
The handle is fixedly connected with the third supporting rod; the positioning rod is fixedly connected with the third supporting rod.
The utility model discloses an automatic control exerts even clamp force to fuel cell, has improved test data's accuracy.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic structural view of the operating state of the actuator when clamping the fuel cell according to the present invention;
fig. 2 is a schematic structural view of the working state of the bracket driving the actuator to retract;
fig. 3 is a schematic view of the connection relationship between the locking bracket and the universal ball head of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a fuel cell clamping device, as shown in figure 1, include: the base 13, the bracket 5, the power mechanism, the actuating mechanism and the clamping mechanism;
the bracket 5 is movably connected with the base 13; the power mechanism is fixedly connected with the base 13; the actuating mechanism is fixedly connected with the bracket 5; the clamping mechanism is fixedly connected with the bracket 5 and used for fixing the fuel cell 17; the actuator includes: a cylinder 6 and a locking bracket 8; the cylinder 6 is fixed on the base 13, and the output end of the cylinder 6 is movably connected with the locking bracket 8; the power mechanism drives the air cylinder 6 to push the locking bracket 8 to move and apply pressure to the clamping mechanism.
As shown in fig. 3, the locking bracket 8 includes: a top plate 8-1, a support column 8-2 and a connecting cavity 8-3; the supporting column 8-2 is vertically fixed on the top plate 8-1, the connecting cavity 8-3 is fixedly connected with the top plate 8-1, and the supporting column 8-2 and the connecting cavity 8-3 are different in surface; the end part of the ejector rod 6-1 of the air cylinder 6 is provided with a universal ball head 7, and the universal ball head 7 is movably clamped with the connecting cavity 8-3; through being connected with locking support 8 by universal bulb 7, under the effect of gravity, even pressure is exerted to the anchor clamps to locking support 8, further makes fuel cell's the clamp tight and fixed more stable.
Further, in order to enable stable output of the power of the cylinder 6, the power mechanism includes: a pressure reducing valve 14 and a solenoid valve 12;
the input end of the pressure reducing valve 14 is connected with an external air source through a pipeline (not shown in the figure), and the output end of the pressure reducing valve is connected with the input end of the electromagnetic valve 12; the output end of the electromagnetic valve 12 is connected with the cylinder 6.
Further, in order to effectively control the action of the cylinder 6, namely control the driving force of the cylinder 6, the fuel cell clamping device further comprises a pressure gauge 16 for detecting the pressure value of the gas introduced into the pressure reducing valve 14, wherein the pressure gauge 16 is fixedly connected with the pressure reducing valve 14, and the driving force of the cylinder 6 is regulated and controlled according to the pressure value displayed by the pressure gauge 16, so that the clamping force on the fuel cell is better controlled.
Further, the electromagnetic valve device further comprises a button 15 for controlling the on-off of the electromagnetic valve 12, wherein the button 15 is fixed on the base 13 and is electrically connected with the electromagnetic valve 12.
Further, the bracket 5 includes: a first support rod 5-1, a second support rod 5-2, a third support rod 5-3 and a fixing plate 5-4; one free end of the first supporting rod 5-1 and one free end of the second supporting rod 5-2 are both vertically fixed on the same side of the third supporting rod 5-3; the other free end of the first supporting rod 5-1 and the other free end of the second supporting rod 5-2 are both vertically fixed on the same side of the fixing plate 5-4; the clamping mechanism comprises an upper clamping plate 11-1 and a lower clamping plate 11-2, the upper clamping plate 11-1 and the lower clamping plate 11-2 are provided with an anode gas inlet and outlet interface and a flow channel interface, and are also provided with an electric heating rod jack and a temperature measuring point jack (the part is the prior art, and the description is omitted in the present application), the lower clamping plate 11-2 is fixed on the fixing plate 5-4, and the fuel cell 17 is arranged between the upper clamping plate 11-1 and the lower clamping plate 11-2; the cylinder 6 is fixed to the third support rod 5-3.
Furthermore, one end of the second support rod 5-2 fixed on the fixing plate 5-4 is movably connected with the base 13 through a hinge 2; one end of the first supporting rod 5-1 fixed on the fixing plate 5-4 is sleeved with a positioning pin 1.
Further, in order to further include the insulating pad 9 and the positioning pad 10; the positioning pad 10 is fixed between the lower splint 11-2 and the fixing plate 5-4; the insulating pad 9 is fixed at the free end of the support column 8-2; the insulating pad 9 and the positioning pad 10 are made of bakelite.
Further, the number of the supporting columns 8-2 is four, and the four supporting columns 8-2 apply the same force to the upper clamping plate 11-1.
Further, still include: the handle 4 is fixedly connected with the third support rod 5-3; the positioning rod is fixedly connected with the third supporting rod 5-3.
The working process of the application is as follows: as shown in fig. 1, initially, a fuel cell is placed on the lower clamping plate 11-2, then the upper clamping plate 11-1 is placed on the fuel cell, a button 15 is pressed, the electromagnetic valve 12 is opened, so that the pressure reducing valve injects pressure gas into the cylinder 6, the ejector rod 6-1 pushes the locking bracket 8 to move vertically downward until contacting with the upper clamping plate 11-1, and the downward movement is continued to apply a downward force to the upper clamping plate 11-1, so that the fuel cell is clamped by the upper clamping plate 11-1 and the lower clamping plate 11-2, at this time, the upper clamping plate 11-1 and the lower clamping plate 11-2 test the fuel cell (the testing process belongs to the prior art, and the description of the application is omitted); after the treatment is finished, the button 15 is pressed again, the ejector rod 6-1 of the air cylinder 6 contracts and drives the locking bracket 8 to return to the initial position, meanwhile, the clamping force on the fuel cell is removed, the upper clamping plate 11-1 is removed, and the test on the fuel cell is finished.
When the fuel cell is tested and processed, as shown in fig. 2, the handle 4 is pulled downwards, so that the whole of the execution unit on the bracket 5 and fixed on the bracket 5 is horizontally arranged on the base 13 through the hinge, the positioning rod 3 supports the bracket 5 on the base, collision between the two is prevented, and space is saved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.