Cooling device for reflow soldering
Technical Field
The utility model relates to a cooling device specifically is a cooling device for reflow soldering belongs to backward flow soldering tin technical field.
Background
The reflow soldering machine is a welding device commonly used in the surface mounting industry, and the processing process mainly comprises the following steps: 1. placing one or more PCB circuit boards in a heating box of a reflow soldering machine; 2. uniformly heating the PCB circuit board in a high-temperature environment through uniformly distributed heating pipes, and finishing one-time welding of a welding spot on the surface of the PCB circuit board after keeping for a certain time; 3. and (5) starting a cooling fan on the heating box to quickly cool the PCB, taking out the PCB, and finishing the welding process. After high-temperature welding, the cooling speed has a large influence on the quality of the welding spot, and if the welding spot is not cooled in time, the brightness of the welding spot is not high, and the welding spot is easy to break and peel.
The existing cooling device is simple, the existing cooling device cannot control the size of water flow, the cooling effect of the device is not good enough, the existing cooling device cannot open the box cover conveniently, the device cannot observe whether internal elements are damaged conveniently, the water outlet effect of the water outlet of the existing cooling device is not good, the accumulation of water inside the device is caused, the safety is very low, and the effect of the existing cooling device for fixing the electric plate is not good, so that the using effect of the device is not good enough.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to provide a cooling device for reflow soldering in order to solve the above-mentioned problems.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a cooling device for reflow soldering comprises a water delivery pipe, a handle, a box cover, a working box, a connecting rod, a water limiting valve, a valve switch, a connecting pipe, a spray head, a connecting plate, a fastening bolt, a water outlet, a water tank, a water spray hole, an upper fixing rod, a lower fixing rod and a rubber layer; the water pipe, the working box and the water tank form a main structure of the cooling device, the water pipe is connected to the upper end of the water limiting valve, the water pipe is detachably connected with the water limiting valve, the handle is installed on the upper surface of the box cover, the box cover is installed on the upper end of the working box, the box cover and the working box are movably and detachably connected, the connecting rods are installed on two sides of the inner portion of the working box, the upper surface of the water limiting valve is connected with the water pipe, the lower surface of the water limiting valve is provided with the connecting pipe, the valve switch is installed on the right side of the water limiting valve, the upper end of the connecting pipe is installed in the center of the lower surface of the water limiting valve, the lower surface of the connecting pipe is connected with the spray head, the connecting plates are symmetrically installed at the ends of the connecting rods and fixedly connected with the connecting rods, the four fastening bolts, and fastening bolt is the swivelling joint formula with the connecting plate and is connected, the delivery port is located the inside lower surface of work box, the lower surface at the work box is installed to the water tank, and the water tank is detachable connection with the work box, the lower surface at the shower nozzle is installed to the hole for water spraying, go up the dead lever and install the side surface at the connecting block, the dead lever is installed the side surface at the connecting block down, the rubber layer is installed on the surface of last dead lever and dead lever down.
Preferably, for the convenience of opening the case lid, the handle is provided with two, and the handle is the symmetry and establishes the upper surface left and right sides of installing at the case lid, and the handle is detachable the connection with the case lid.
Preferably, in order to conveniently control the size of the water flow, the valve switch is arranged at the center of the right side surface of the water limiting valve, and the valve switch is rotatably connected with the water limiting valve.
Preferably, in order to fix the electroplax more firmly, the connecting rod is the inside left and right sides of symmetry formula installation at the work box, and the connecting rod is fixed connection with the work box.
Preferably, in order to enable water flow to flow out of the working box quickly, the number of the water outlets is two, and the water outlets are arranged on the left side and the right side of the bottom end of the working box.
Preferably, in order to protect the electric plate from being damaged in use, the number of the rubber layers is two, the rubber layers are symmetrically arranged on the convex surfaces of the upper fixing rod and the lower fixing rod, and the rubber layers are detachably connected with the upper fixing rod and the lower fixing rod.
The utility model has the advantages that: the cooling device for reflow soldering is reasonable in design, the two handles are arranged, the handles are symmetrically arranged on the left side and the right side of the upper surface of the box cover and detachably connected with the box cover, the box cover can be conveniently opened, whether internal components are damaged or not can be checked, the valve switch is arranged at the center of the right side surface of the water limiting valve and is rotatably connected with the water limiting valve, the size of water flow can be conveniently controlled, the practicability of the device is improved, the connecting rods are symmetrically arranged on the left side and the right side of the inner part of the working box and are fixedly connected with the working box, the electric board can be fixed more firmly, the electric board cannot move in the cooling process, the two water outlets are arranged on the left side and the right side of the bottom end of the working box, the water flow can rapidly flow out of the working box, the safety of the inner part of the working box is, and the rubber layer is installed at the convex surface of the upper fixing rod and the lower fixing rod in a symmetrical mode, and the rubber layer is detachably connected with the upper fixing rod and the lower fixing rod, so that the electric plate is protected from being damaged in use.
Drawings
FIG. 1 is a schematic structural view of a cooling device of the present invention;
FIG. 2 is a schematic view of the structure of the sprinkler head of the present invention;
fig. 3 is a schematic view of the structure of the fixing rod of the present invention.
In the figure: 1. the water supply device comprises a water pipe, 2, a handle, 3, a box cover, 4, a working box, 5, a connecting rod, 6, a water limiting valve, 7, a valve switch, 8, a connecting pipe, 9, a spray head, 10, a connecting plate, 11, a fastening bolt, 12, a water outlet, 13, a water tank, 14, a water spray hole, 15, an upper fixing rod, 16, a lower fixing rod, 17 and a rubber layer.
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. 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.
Referring to fig. 1 to 3, a cooling device for reflow soldering includes a water pipe 1, a handle 2, a case cover 3, a work box 4, a connecting rod 5, a water limiting valve 6, a valve switch 7, a connecting pipe 8, a nozzle 9, a connecting plate 10, a fastening bolt 11, a water outlet 12, a water tank 13, a water spray hole 14, an upper fixing rod 15, a lower fixing rod 16 and a rubber layer 17; the cooling device comprises a main structure, a water pipe 1, a working box 4 and a water tank 13, wherein the water pipe 1 is connected to the upper end of a water limiting valve 6, the water pipe 1 is detachably connected with the water limiting valve 6, a handle 2 is installed on the upper surface of a box cover 3, the box cover 3 is installed on the upper end of the working box 4, the box cover 3 is movably and detachably connected with the working box 4, connecting rods 5 are installed on two sides of the inner portion of the working box 4, the upper surface of the water limiting valve 6 is connected with the water pipe 1, a connecting pipe 8 is installed on the lower surface of the water limiting valve 6, a valve switch 7 is installed on the right side of the water limiting valve 6, the upper end of the connecting pipe 8 is installed at the center of the lower surface of the water limiting valve 6, the lower surface of the connecting pipe 8 is connected with a spray head 9, two connecting plates 10 are arranged, the connecting plates 10 are symmetrically installed, fastening bolt 11 is provided with four, and fastening bolt 11 is the symmetry formula and installs on the surface of connecting plate 10, and fastening bolt 11 is the rotary fixed connection with connecting plate 10, delivery port 12 is located the inside lower surface of work box 4, water tank 13 installs the lower surface at work box 4, and water tank 13 is detachable the connection with work box 4, the lower surface at shower nozzle 9 is installed to hole for water spraying 14, go up dead lever 15 and install the side surface at connecting block 10, dead lever 16 installs the side surface at connecting block 10 down, the surface at last dead lever 15 and dead lever 16 is installed to rubber layer 17.
The two handles 2 are symmetrically arranged on the left side and the right side of the upper surface of the box cover 3, the handles 2 are detachably connected with the box cover 3, the box cover can be conveniently opened, whether internal components are damaged or not can be checked, the valve switch 7 is arranged at the center of the right side surface of the water limiting valve 6, the valve switch 7 is rotatably connected with the water limiting valve 6, the size of water flow can be conveniently controlled, the practicability of the device is improved, the connecting rod 5 is symmetrically arranged on the left side and the right side of the inner part of the working box 4, the connecting rod 5 is fixedly connected with the working box 4, the electric board can be fixed more firmly, the electric board cannot be moved in the cooling process, the two water outlets 12 are arranged, the water outlets 12 are arranged on the left side and the right side of the bottom end of the working box 4, the water flow can rapidly flow out of the working box, and the safety of the, the number of the rubber layers 17 is two, the rubber layers 17 are symmetrically arranged on the protruding surfaces of the upper fixing rod 15 and the lower fixing rod 16, and the rubber layers 17 are detachably connected with the upper fixing rod 15 and the lower fixing rod 16, so that the protection of the electric plate is facilitated.
The working principle is as follows: when the cooling device for reflow soldering is used, firstly the box cover 3 is opened through the handle 2, then the electric plate is fixed well through the upper fixing rod 15 and the lower fixing rod 16, then the valve switch 7 is opened to control the size of water flow, and finally after the device is used, whether the rubber layer 17 is damaged or not is checked, and replacement can be carried out.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.