Airtight frock of new forms of energy electric motor car battery pack upper cover
Technical Field
The utility model mainly relates to a technical field of airtight frock, concretely relates to airtight frock of new forms of energy electric motor car battery package upper cover.
Background
Due to the increasingly prominent problems of energy shortage, environmental pollution and the like caused by the traditional automobile, the new energy automobile of the emerging green vehicle is produced at the same time and becomes a new favorite of various automobile manufacturers. In a new energy electric automobile, a battery pack is a core component of the new energy electric automobile, and the sealing performance of the battery pack directly influences the working safety of a battery system, so that the use safety of the whole automobile is also influenced. However, the existing battery pack upper cover has a problem in sealing performance, for example, patent No. 201720006957.6 includes an upper cover body, two top bosses are symmetrically arranged on the upper cover body, a middle boss is arranged between the two top bosses, and the height of the middle boss is greater than that of the top bosses; a cable through hole is formed in the top boss; the periphery of the bottom of the upper cover body is provided with an outward-turned mounting flat plate, and the mounting flat plate is uniformly provided with a plurality of connecting holes; the outer sides of the top boss and the middle boss are also provided with reinforcing bosses, and the height of each reinforcing boss is greater than that of the middle boss. Although light in weight, intensity are big, resistant striking, although convenient to use, the gas tightness is not good, can have the pressfitting degree not to the end when battery package upper cover flange limit thickness changes or warp, can have the gas leakage phenomenon.
SUMMERY OF THE UTILITY MODEL
The utility model mainly provides an airtight frock of new forms of energy electric motor car battery package upper cover for solve the technical problem who proposes in the above-mentioned background art.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: a battery pack upper cover airtight tool for a new energy electric vehicle comprises a tool frame, wherein a battery pack upper cover is arranged inside the tool frame, a plurality of flange sealing gaskets are uniformly arranged on the battery pack upper cover, an inner cavity filling block is arranged in the middle of the battery pack upper cover, side vertical surface plugging modules are respectively connected to the periphery of the inner cavity filling block, a plurality of flange pressing modules are uniformly arranged between the side edge of the tool frame and the side edge of the inner cavity filling block, a main body piece and a pressing assembly are arranged in each flange pressing module, the main body piece and the pressing assembly are connected through a first rotating shaft, and a PLC control module is arranged in the tool frame; the pressing assembly comprises a pressing rod rotatably connected with the middle of the first rotating shaft, the middle of the pressing rod is connected with a movable pressing block through a bolt, the lower ends of two sides of the movable pressing block are fixedly connected with pressing point sheets, two side edges of the other end of the pressing rod are respectively rotatably connected with symmetrical connecting plates, the symmetrical connecting plates are fixed through a second rotating shaft penetrating through the pressing rod in the middle, a third rotating shaft is arranged inside the lower end of each connecting plate and connected onto a first base through the third rotating shaft, and the first base is connected onto a tool frame through a bolt.
Preferably, the flange compresses tightly module main part spare includes the power cylinder who passes through bolted connection with the frock frame, fixedly connected with cylinder ejector pin on the power cylinder, cylinder ejector pin upper end is connected with the cylinder connecting seat, be equipped with first pivot in the cylinder connecting seat, first pivot intermediate connection compresses tightly the subassembly on. In the preferred embodiment, the powering of the hold-down flange is achieved by the body member.
Preferably, the first rotating shaft, the second rotating shaft and the third rotating shaft are respectively sleeved with a stop piece at two end sides. In the preferred embodiment, the stop tab is provided to stop the spindle from rotating so that the compacting process stops.
Preferably, the side perpendicular face plugging module comprises a second base connected with the tool framework, a compression cylinder is arranged at the upper end of the second base, a plugging block is connected to a push rod of the compression cylinder, a mounting groove is formed in the plugging block, a sealing ring is arranged in the mounting groove, the plugging block is connected to a supporting seat, and the supporting seat is fixedly connected with the tool framework. In the preferred embodiment, the side vertical surface plugging module can prevent the air leakage of the holes on the side vertical surface.
Preferably, the upper end of the second base is connected with a base plate through a bolt, one end of the base plate extends outwards and the extending part is provided with a mounting hole, and the pressing cylinder ejector rod penetrates through the mounting hole and is connected with the extending part of the base plate through the bolt. In the preferred embodiment, the base plate is extended and fixed, so that the stability of installation can be improved.
Preferably, the flange sealing gasket is made of a flexible material, and is compressed when the flange pressing module works, and the flange sealing gasket is adhered to the panel of the tool frame. In the preferred embodiment, the flange sealing gasket can be compressed when the tool is assembled.
Preferably, the flange pressing module and the side vertical surface plugging module are in control connection with the PLC control module. In the preferred embodiment, the communication method is in control connection with the PLC control module, so that the whole device can be conveniently operated.
Compared with the prior art, the utility model has the advantages that the device adopts the inner cavity filling block to simulate the electric core inside the battery pack, fills the inner cavity, reduces the required inflation amount and improves the inflation efficiency; the flange pressing module is adopted to provide pressing force for pressing the flange edge of the upper cover of the battery pack, so that the air tightness is improved; the side vertical surface plugging module is used for plugging other part mounting holes on the side vertical surface of the upper cover of the battery pack, so that the air tightness is further improved; the PLC control module is adopted, so that automation is realized; whole device arranges through many cylinders, and every cylinder pressfitting is 2 points, can guarantee that the pressfitting degree is unanimous basically to guarantee the leakproofness, realize that the frock is automatic to compress tightly sealed the detection, promote artifical efficiency. And the whole structure is simple, and mass production can be realized.
The present invention will be explained in detail with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is an isometric view of the present invention;
fig. 2 is an axonometric view of the flange pressing module of the utility model;
fig. 3 is an exploded view of the flange pressing module of the present invention;
fig. 4 is an axonometric view of the lateral vertical surface plugging module of the present invention;
FIG. 5 shows a split view of the side vertical surface plugging module of the present invention
In the figure: 1. a tooling frame; 11. covering the battery pack; 12. a flange gasket; 13. an inner cavity filling block; 2. a flange pressing module; 201. a power cylinder; 202. a cylinder ejector rod; 203. a cylinder connecting seat; 204. a first rotating shaft; 205. a pressure lever; 206. a connecting plate; 207. a second rotating shaft; 208. a first base; 209. a movable pressing block; 210. pressing a point sheet; 211. a third rotating shaft; 212. a stopper piece; 3. a lateral vertical surface plugging module; 31. a second base; 32. a pressing cylinder; 33. a plugging block; 34. a supporting seat; 35. a base plate; 36. mounting holes; 37. mounting grooves; 38. and (5) sealing rings.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Please refer to fig. 1, 2, and 4, the present invention provides a technical solution: the utility model provides a airtight frock of new forms of energy electric motor car battery package upper cover, includes frock frame 1, 1 inside battery package upper cover 11 that is equipped with of frock frame, evenly be equipped with a plurality of flange gaskets 12 on the battery package upper cover 11, just be equipped with inner chamber filling block 13 in the middle of the battery package upper cover 11, inner chamber filling block 13 respectively is connected with side perpendicular plane plugging module 3 all around, evenly be equipped with a plurality of flanges between 1 side of frock frame and the 13 side of inner chamber filling block and compress tightly module 2, the flange compresses tightly and is equipped with the main part spare in the module 2 and compresses tightly the subassembly, just the main part spare with compress tightly and connect through first pivot 204 between the subassembly, establish PLC control module in the frock frame 1, the flange compresses tightly module 2 and side perpendicular plane plugging module 3 and PLC control module control connection. The flange sealing gasket 12 is made of a flexible material, when the flange pressing module 2 works, the flange sealing gasket 12 is compressed, and the flange sealing gasket 12 is adhered to a panel of the tool frame 1.
Please refer to fig. 2 and 3 again, the compressing assembly includes a pressing rod 205 rotatably connected to the middle of the first rotating shaft 204, the middle of the pressing rod 205 is connected to a movable pressing block 209 through a bolt, the lower ends of both sides of the movable pressing block 209 are fixedly connected to pressing point sheets 210, both sides of the other end of the pressing rod 205 are respectively rotatably connected to symmetrical connecting plates 206, the symmetrical connecting plates 206 are fixed through a second rotating shaft 207, the middle of which passes through the pressing rod 205, a third rotating shaft 211 is arranged inside the lower end of the connecting plate 206 and is connected to a first base 208 through the third rotating shaft 211, and the first base 208 is connected to the tool frame 1 through a bolt. The flange compresses tightly 2 main part spares of module includes and passes through bolted connection's power cylinder 201 with frock frame 1, fixedly connected with cylinder ejector pin 202 on the power cylinder 201, cylinder ejector pin 202 upper end is connected with cylinder connecting seat 203, be equipped with first pivot 204 in the cylinder connecting seat 203, the main part spare on compressing tightly the subassembly is connected in the middle of first pivot 204, can provide power for pressing the flange. The first rotating shaft 204, the second rotating shaft 207 and the third rotating shaft 211 are sleeved with stop pieces 212 at two end sides, and the rotation of the rotating shafts can be stopped by controlling the stop pieces, so that the compressing process is stopped.
Please refer to fig. 4 and 5, the side vertical plane plugging module 3 includes a second base 31 connected to the tool frame 1, a pressing cylinder 32 is disposed at the upper end of the second base 31, a plugging block 33 is connected to an ejector rod of the pressing cylinder 32, an installation groove 37 is disposed on the plugging block 33, a sealing ring 38 is disposed in the installation groove 37, the plugging block 33 is connected to a support seat 34, and the support seat 34 is fixedly connected to the tool frame 1, so as to improve the air tightness of the device. Second base 31 upper end has base plate 35 through bolted connection, base plate 35 one end is outside to be extended and the extension is equipped with mounting hole 36, compress tightly cylinder 32 ejector pin and pass mounting hole 36 and be connected with base plate 35 extension through the bolt, improve device stability.
The utility model discloses a concrete operation as follows:
placing the battery pack upper cover 11 on the tool frame 1, starting the airtight tool, preferentially controlling the flange compression module to compress by the PLC module, and driving the compression rod 205 to compress by the power cylinder 201 to provide power; and then the side vertical surface plugging module 3 is started to plug the mounting hole of the side vertical surface of the battery pack upper cover 11, then the PLC module gives a signal to the airtight detector starting instrument to automatically complete inflation, pressure maintaining and detection, the airtight detector reversely gives a signal to the PLC module after the completion, the clamping of each module is released, and parts are released.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.