Pressing device of automatic paint spraying tank

Abstract

The pressing device is characterized in that the pressing device comprises a shell, a connecting base and an end cover, the lower end of the connecting base is provided with a locking mechanism used for being fixed to the upper end of the automatic paint spraying can, a pressing rod in vertical sealing sliding fit with the connecting base is arranged in the connecting base, and the pressing rod is in sealing butt joint with a liquid outlet pipe in an aerosol valve of the automatic paint spraying can; a first liquid outlet channel is formed in the pressing rod, a second liquid outlet channel is formed in the connecting base, the first liquid outlet channel is communicated with the liquid outlet pipe and the second liquid outlet channel, a fan is fixedly arranged in the shell, an air outlet cavity isolated from the second liquid outlet channel is formed in the connecting base, and at least one protruding edge is integrally arranged on the end cover. A first air outlet hole is formed in the convex edge; the pressing device has the advantages that the pressing device is arranged on the automatic paint spraying tank, and the liquid outlet pipe in the aerosol valve of the automatic paint spraying tank can be pressed down by only pulling the trigger so as to spray mist, so that the operation is easy and labor-saving; and the spray shape can be changed as required, so that the spray shape is diversified.

Description

TECHNICAL FIELD

[0001] The utility model relates to the auxiliary equipment of self -painting paint pot especially, a kind of pressing device of self -painting paint pot. BACKGROUND

[0002] Self -painting paint, also known as aerosol paint, is mainly composed of aerosol tank, aerosol valve, paint and propellant, which is paint filled by high pressure after special treatment, and is convenient for manual spraying. When manually spraying, the palm holds the tank body of self -painting paint pot, and the index finger presses the aerosol valve, but the index finger is prone to fatigue and acid swelling after long time use. In order to liberate the index finger, the auxiliary pressing device of self -painting paint pot appears on the market, which is installed on the upper end of self -painting paint pot, and the aerosol valve can be pressed through linkage mechanism, which is easy and labor-saving. However, the auxiliary pressing device cannot change the shape of spray at present, which leads to the single shape of self -painting paint spray. SUMMARY

[0003] The utility model provides a kind of pressing device of self -painting paint pot, it not only makes that operation is easy and labor-saving, but also can change the shape of spray according to needs.

[0004] The technical scheme adopted by the utility model to solve the above technical problems is as follows: a kind of pressing device of self -painting paint pot, including shell, connecting seat and end cover, the rear end of the connecting seat is sealed and fixed with the shell, the lower end of the connecting seat is provided with the locking mechanism for being fixed with the upper end of self -painting paint pot, the connecting seat is provided with the pressure rod that is sealed and slidably matched with its upper and lower, the pressure rod is sealed and docked with the liquid outlet pipe in the aerosol valve of self -painting paint pot, the pressure rod is provided with first liquid outlet passage, the connecting seat is provided with second liquid outlet passage, the first liquid outlet passage is respectively communicated with the liquid outlet pipe, second liquid outlet passage, the shell is provided with pressure rod pressing mechanism, the shell is fixedly provided with fan, the connecting seat is provided with the air outlet cavity that is isolated with the second liquid outlet passage, the end cover is sealed and fixed at the front end of the connecting seat, the second liquid outlet passage extends out of the end cover, the front end of the second liquid outlet passage is fixed or integrally provided with atomizing nozzle, at least one convex edge is integrally arranged on the end cover, the first air outlet hole is arranged on the convex edge, and the first air outlet hole is communicated with the air outlet cavity.

[0005] Further, the pressing rod pressing mechanism comprises a trigger, a spring and an L-shaped linkage, the spring is arranged between the pressing rod and the lower end of the connecting seat, the corner of the linkage is hingedly connected to the upper end of the shell, the upper end of the pressing rod penetrates the connecting seat upward, the horizontal part of the linkage is pressed on the upper end of the pressing rod, the shell is provided with a hole which is isolated from the air outlet cavity, the vertical part of the linkage penetrates the hole downward and is fixed with the trigger.

[0006] Further, the pressing rod is integrally provided with a positioning convex ring, and the spring is sleeved on the pressing rod and abuts against the positioning convex ring.

[0007] Further, the shell is provided with a trigger stroke adjusting mechanism.

[0008] Further, the trigger stroke adjusting mechanism comprises a knob and a top rod which are arranged in the shell, the knob is rotationally connected with the shell and exposed outside the shell, the knob is screwed with the top rod, and the top rod penetrates the shell and is located at the rear side of the trigger.

[0009] Further, the locking mechanism comprises a lock cover and a lock seat, the lock cover is arranged at the lower end of the connecting seat, the lower end of the spring abuts against the lock cover, the lock cover is provided with an arc-shaped sliding groove, the lock seat is arranged in the lock cover, the lock seat is integrally provided with a connecting leg, the connecting leg penetrates the sliding groove and is fixed with the connecting seat, so that the lock cover can rotate, the lock cover is integrally provided with at least one elastic clamping leg, the lock seat is integrally provided with locking protrusions, the number of the locking protrusions is equal to that of the elastic clamping legs and the positions of the locking protrusions correspond to those of the elastic clamping legs, the lock seat is sleeved on the bottle opening of the self-painting paint can, the lock cover is rotated, the elastic clamping legs are pushed outward by the locking protrusions and clamped into the outer edge of the self-painting paint can, so that the lock cover is fixed with the upper end of the self-painting paint can.

[0010] Further, the rear end of the connecting seat is provided with a spiral clamping groove, the inner wall of the shell is integrally provided with a locking block, the rear end of the connecting seat is inserted into the shell and sealingly matched, and the locking block is screwed into the clamping groove, so that the rear end of the connecting seat is fixed with the shell.

[0011] Further, the end cover is integrally provided with two symmetrical convex edges.

[0012] Further, the end cover and the second liquid outlet channel have a gap, the gap is a second air outlet hole, and the second air outlet hole is in communication with the air outlet cavity.

[0013] Compared with the prior art, the advantage of the utility model is that the pressing device is installed on the self-painting can, and the liquid outlet pipe in the aerosol valve of the self-painting can can be pressed down to spray by pulling the trigger, so that the operation is easy and labor-saving; and the shell is further provided with a fan, air is discharged through the first air outlet hole on the end cover to extrude the sprayed spray, so that the shape of the spray is changed, and the spray shape is diversified. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a schematic view of assembly of the utility model and the self-painting can;

[0015] Figure 2 It is a longitudinal sectional view of Figure 1

[0016] Figure 3 It is a transverse sectional view of Figure 1

[0017] Figure 4 It is a schematic view of structure of the locking mechanism of the utility model;

[0018] Figure 5 It is a schematic view of cooperation of the lock cover and the lock seat of the utility model. DETAILED DESCRIPTION

[0019] The utility model is further described in detail below in combination with the embodiment of the drawings.

[0020] As Figures 1-5 ​​As shown, a pressing device of a self-painting paint can comprises a shell 1, a connecting seat 2 and an end cover 3, the rear end of the connecting seat 2 is sealingly fixed with the shell 1, the lower end of the connecting seat 2 is provided with a locking mechanism for being fixed with the upper end of the self-painting paint can 4, the locking mechanism comprises a lock cover 5 and a lock seat 6, the lock cover 5 is located at the lower end of the connecting seat 2, the lock cover 5 is provided with an arc-shaped sliding groove 51, the lock seat 6 is located in the lock cover 5, the lock seat 6 is integrally provided with a connecting leg 61, the connecting leg 61 penetrates through the sliding groove 51 and is fixed with the connecting seat 2, so that the lock cover 5 can rotate, the lock cover 5 is integrally provided with a plurality of elastic clamping legs 52 which are uniformly distributed in the circumferential direction, the lock seat 6 is integrally provided with a locking protrusion 62, the number of the locking protrusion 62 is equal to that of the elastic clamping legs 52 and the positions of the locking protrusion 62 correspond to those of the elastic clamping legs 52, the lock seat 6 is sleeved on the bottle mouth 41 of the self-painting paint can 4, the lock cover 5 is rotated, the elastic clamping legs 52 are pushed out radially and outward by the locking protrusion 62, and are clamped into the outer edge 42 of the self-painting paint can 4, so that the lock cover 5 is fixed with the upper end of the self-painting paint can 4; the connecting seat 2 is provided with a pressing rod 7 which sealingly and slidably cooperates with the connecting seat 2, the pressing rod 7 sealingly abuts with the liquid outlet pipe 43 in the aerosol valve of the self-painting paint can 4, the pressing rod 7 is provided with a first liquid outlet channel 71, the connecting seat 2 is provided with a second liquid outlet channel 21, the first liquid outlet channel 71 respectively communicates with the liquid outlet pipe 43 and the second liquid outlet channel 21, the shell 1 is provided with a pressing rod pressing mechanism 8, the shell 1 is fixedly provided with a fan 9, the connecting seat 2 is provided with an air outlet cavity 22 which is isolated from the second liquid outlet channel 21, the end cover 3 is sealingly fixed at the front end of the connecting seat 2, the front end of the second liquid outlet channel 21 extends out of the end cover 3, the front end of the second liquid outlet channel 21 is fixedly provided with or integrally provided with an atomizing nozzle 24, the end cover 3 is integrally provided with two symmetrical convex edges 31, the convex edges 31 are provided with first air outlets 32, the first air outlets 32 communicate with the air outlet cavity 22, the airflow generated by the fan 9 is blown out from the first air outlets 32 after passing through the air outlet cavity 22;

[0021] The pressing rod pressing mechanism 8 comprises a trigger 81, a spring 82 and an L-shaped linkage 83, the pressing rod 7 is integrally provided with a positioning convex ring 72, the spring 82 is sleeved on the pressing rod 7 and abuts between the positioning convex ring 72 and the lock cover 5, the corner of the linkage 83 is hinged with the upper end of the shell 1, the upper end of the pressing rod 7 penetrates out of the connecting seat 2, the horizontal part 831 of the linkage 83 presses the upper end of the pressing rod 7, the shell 1 is provided with a hole 11 which is isolated from the air outlet cavity 22, the vertical part 832 of the linkage 83 penetrates downward through the hole 11 and is fixed with the trigger 81.

[0022] In order to adjust the pressing stroke of the pressure rod 7 by the pressure rod pressing mechanism 8 to adjust the size of the spray, a trigger stroke adjusting mechanism can also be arranged on the shell 1, the trigger stroke adjusting mechanism comprising a knob 12 and a top rod 13 located in the shell 1, the knob 12 being rotationally connected with the shell 1 and exposed outside the shell 1, the knob 12 being screwed with the top rod 13, and the top rod 13 penetrating out of the shell 1 and located at the rear side of the trigger 81; the distance between the front end of the top rod 13 and the trigger 81 can be adjusted by rotating the knob 12, and the distance is the stroke of the trigger 81; the stroke of the trigger 81 is different, and the pressing stroke of the pressure rod 7 driven by the linkage 83 is also different.

[0023] In the above embodiment, the fixing mode of the rear end of the connecting seat 2 and the shell 1 can be that a spiral clamping groove 23 is arranged at the rear end of the connecting seat 2, a locking block (not shown in the figure) is integrally arranged on the inner wall of the shell 1, the rear end of the connecting seat 2 is inserted into the shell 1 in a sealing fit, and the locking block is screwed into the clamping groove 23, so that the rear end of the connecting seat 2 is fixed with the shell 1. Other existing structures can also be used to realize the fixing between the two, such as buckle connection, screw fixing, etc.

[0024] In addition, in order to further refine the atomized particles and improve the atomization effect, a gap between the end cover 3 and the second liquid outlet channel 21 can be provided, which is a second air outlet hole 33, and the second air outlet hole 33 is in communication with the air outlet cavity 22.

[0025] The use method of the pressing device of the utility model is as follows: the atomizing nozzle on the aerosol valve of the self-painting can 4 is removed, the lock seat 6 is sleeved on the bottle mouth 41 of the self-painting can 4, the lock cover 5 is rotated to be fixed with the upper end of the self-painting can 4, then the trigger 81 is pulled to drive the linkage 83 to press down the pressure rod 7, the pressure rod 7 presses down the liquid outlet pipe 43 in the aerosol valve of the self-painting can 4 (i.e. the operation of pressing the aerosol valve on the existing self-painting can 4), and the liquid in the self-painting can 4 is atomized and sprayed through the liquid outlet pipe 43, the first liquid outlet channel 71, the second liquid outlet channel 21 and the atomizing nozzle 24.

[0026] The protection scope of the utility model includes but is not limited to the above embodiments, and the protection scope is subject to the claims, and any replacement, deformation and improvement of the technology made by the person skilled in the art falls within the protection scope of the utility model.

Claims

1. A press device for a self-painting can, characterized by The utility model provides a paint spraying device, including casing, connecting seat and end cover, the connecting seat's rear end is sealed with casing fixed, the connecting seat's lower end is provided with the locking mechanism for with the upper end fixed of self -spraying paint jar, the connecting seat is provided with the pressure rod that slides with its upper and lower sealed cooperation, the pressure rod is sealed with the liquid outlet pipe of the aerosol valve of self -spraying paint jar and meets, the pressure rod is provided with first liquid outlet channel, the connecting seat is provided with second liquid outlet channel, first liquid outlet channel is linked with the liquid outlet pipe, second liquid outlet channel respectively, the casing is provided with pressure rod pressing mechanism, the casing is fixedly provided with fan, the connecting seat is provided with the air outlet cavity that separates with second liquid outlet channel, the end cover is sealed with the connecting seat's front end fixed, and second liquid outlet channel stretches out the end cover, and the front end of second liquid outlet channel is fixed or integrative with atomizing mouth, and the end cover is integrative with at least one convex edge, and the first air outlet hole is provided on the convex edge, and the first air outlet hole is communicated with the air outlet cavity.

2. A press device for a self-painting can according to claim 1, wherein: The pressure rod pressing mechanism includes a trigger, a spring and an L-shaped linkage, the spring is located between the pressure rod and the lower end of the connecting seat, the corner of the linkage is hinged to the upper end of the casing, the upper end of the pressure rod penetrates the connecting seat upward, the horizontal part of the linkage is pressed on the upper end of the pressure rod, the casing is provided with a hole that is isolated from the air outlet cavity, and the vertical part of the linkage penetrates the hole downward and is fixed to the trigger.

3. A press device for a self-painting can according to claim 2, wherein: The pressure rod is integrally provided with a positioning convex ring, and the spring is sleeved on the pressure rod and abuts against the positioning convex ring at the upper end.

4. A press device for a self-painting can according to claim 2, wherein: The casing is provided with a trigger stroke adjusting mechanism.

5. A press device for a self-painting can according to claim 4, wherein: The trigger stroke adjusting mechanism includes a knob and a top rod located in the casing, the knob is rotationally connected to the casing, and the knob is exposed to the casing, the knob is screwed with the top rod, and the top rod penetrates the casing and is located at the back side of the trigger.

6. A press device for a self-painting can according to claim 2, wherein: The locking mechanism includes a lock cover and a lock seat, the lock cover is located at the lower end of the connecting seat, the lower end of the spring abuts against the lock cover, the lock cover is provided with an arc-shaped sliding groove, the lock seat is located in the lock cover, the lock seat is integrally provided with a connecting leg, the connecting leg penetrates the sliding groove and is fixed to the connecting seat, so that the lock cover can rotate, the lock cover is integrally provided with at least one elastic clamping leg, the lock seat is integrally provided with a locking protrusion, the number of the locking protrusions is equal to the number of the elastic clamping legs and corresponds to the elastic clamping legs, the lock seat is sleeved on the bottle opening of the self-spraying paint jar, the lock cover is rotated, the elastic clamping legs are pushed out radially outward by the locking protrusions and are clamped into the outer edge of the self-spraying paint jar, so that the lock cover is fixed to the upper end of the self-spraying paint jar.

7. A press device for a self-painting can according to claim 1, wherein: The rear end of the connecting seat is provided with a spiral clamping groove, an inner wall of the shell is integrally provided with a locking block, the rear end of the connecting seat is inserted into the shell and sealingly matched, and the locking block is screwed into the clamping groove, so that the rear end of the connecting seat is fixed with the shell.

8. A press device for a self-painting can according to claim 1, wherein: The end cover is integrally provided with two symmetrical convex edges.

9. A press device for a self-painting can according to claim 1, wherein: The end cover and the second liquid outlet channel have a gap, which is a second air outlet hole, and the second air outlet hole is communicated with the air outlet cavity.

Images