Quick dismounting and mounting structure of piezoelectric valve

Abstract

The utility model discloses a quick dismounting and mounting structure for a piezoelectric valve, which belongs to the technical field of piezoelectric valves and comprises a fixed support. The liquid box module comprises a liquid box base and an elastic ball plunger, the liquid box base is provided with a mounting hole and a clamping groove, and the elastic ball plunger is arranged in the mounting hole; the piezoelectric valve assembly comprises a piezoelectric valve body, a piezoelectric valve base and a lifting rod, the lifting rod is rotatably installed on the piezoelectric valve base, and one end of the piezoelectric valve base is arranged in the clamping groove; a rubber cylinder heating module; according to the utility model, through the arrangement of the liquid box module and the piezoelectric valve assembly, when the piezoelectric valve main body needs to be replaced, a user firstly rotates the lifting rod; and then the piezoelectric valve base is rotated around the axial direction of the fixing column, the piezoelectric valve base is separated from the clamping groove, and the limiting block is separated from the limiting groove, so that the liquid box base and the piezoelectric valve base are rapidly separated, a user can replace the piezoelectric valve body conveniently, the disassembly operation is simple, and the disassembly efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model belongs to piezoelectric valve technical field, more particularly to a kind of piezoelectric valve quick dismounting and installation structure. BACKGROUND

[0002] Piezoelectric valve is a kind of valve using piezoelectric effect to realize fast, accurate control fluid flow, wherein piezoelectric effect refers to certain material (such as piezoelectric ceramic) when subjected to mechanical stress (such as pressure or vibration) will produce electric charge, conversely, when these materials are subjected to electric field, also will occur deformation;Piezoelectric valve can very accurately control the flow of fluid, it is applicable to the occasion needing accurate proportioning and the control system needing fast response, such as chemical analysis, medical equipment, precision spraying etc.;

[0003] In use, user first fixes fixed support on machine table;Subsequently, glue cylinder heating module is connected to the interface of piezoelectric valve;After adjustment and calibration are completed, user uses screw to fix piezoelectric valve on fixed support;However, in production process, if piezoelectric valve body is replaced, user needs to take down the whole set of equipment from machine table, and piezoelectric valve and glue cylinder heating module are disassembled one by one, not only installation and disassembly procedure are complex, but also time-consuming, lead to low production efficiency, thus piezoelectric valve quick dismounting and installation structure is needed to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of piezoelectric valve quick dismounting and installation structure to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of piezoelectric valve quick dismounting and installation structure, comprising:

[0006] Fixed support;

[0007] Liquid box module, the liquid box module can be detachably installed on the fixed support, the liquid box module includes liquid box base and elastic ball head plunger, the liquid box base has mounting hole and clamping groove, the elastic ball head plunger is placed in the mounting hole;

[0008] Piezoelectric valve assembly, the piezoelectric valve assembly includes piezoelectric valve body, piezoelectric valve base and lifting rod, the lifting rod is rotatably installed at one end of the piezoelectric valve base, the piezoelectric valve body is installed on the upper surface of the piezoelectric valve base, the piezoelectric valve base is arranged on the upper surface of the liquid box base, and the end of the piezoelectric valve base away from the lifting rod is placed in the clamping groove, and one end of the elastic ball head plunger is installed on the lower surface of piezoelectric valve base;

[0009] Glue cylinder heating module, the glue cylinder heating module can be detachably installed on the fixed support.

[0010] As a preferred scheme, the liquid box base further has a limiting slot, and the piezoelectric valve assembly further includes a limiting block, the clamping slot and the limiting slot are oppositely arranged, the limiting block is installed at an end of the piezoelectric valve base away from the clamping slot, and the lifting rod is rotatably connected to the limiting block.

[0011] As a preferred scheme, the liquid box base further has a first fixing hole, the piezoelectric valve base has a second fixing hole matched with the first fixing hole, and the liquid box module further includes a fixing column, a damper and a buffer spring, the damper is installed at one end of the fixing column, the buffer spring is sleeved with the damper, the fixing column is installed in the first fixing hole, and one end of the damper away from the fixing column is arranged in the second fixing hole.

[0012] As a preferred scheme, the liquid box base further has a limiting slot, and the piezoelectric valve assembly further includes a limiting block, the clamping slot and the limiting slot are oppositely arranged, the limiting block is installed at an end of the piezoelectric valve base away from the clamping slot, and the lifting rod is rotatably connected to the limiting block.

[0013] As a preferred scheme, the lifting rod is provided in an L shape, and an end of the lifting rod away from the limiting block extends out of the liquid box base by a distance.

[0014] As a preferred scheme, the piezoelectric valve base has a width smaller than the distance between the two limiting blocks.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The utility model discloses a liquid box module, liquid box module includes liquid box base and elastic ball head plunger, liquid box base has mounting hole and clamping slot, and elastic ball head plunger is placed in mounting hole, piezoelectric valve assembly, piezoelectric valve assembly includes piezoelectric valve main part, piezoelectric valve base and lifting rod, and lifting rod rotatablely installs in piezoelectric valve base, and one end of piezoelectric valve base away from lifting rod is arranged in clamping slot, when needing to replace piezoelectric valve main part, user first rotates lifting rod to the direction close to piezoelectric valve main part, then rotates piezoelectric valve base, and along with the process that piezoelectric valve base rotates around the axis of fixing column, piezoelectric valve base is separated from clamping slot, and limiting block is separated from limiting slot, thereby realizing the quick separation of liquid box base and piezoelectric valve base, to facilitate user to replace piezoelectric valve main part, not only simple dismounting operation, but also high dismounting efficiency.

[0017] The utility model discloses a liquid box module, liquid box module includes liquid box base and elastic ball head plunger, liquid box base has mounting hole and clamping slot, and elastic ball head plunger is placed in mounting hole, piezoelectric valve assembly, piezoelectric valve assembly includes piezoelectric valve main part, piezoelectric valve base and lifting rod, and lifting rod rotatablely installs in piezoelectric valve base, and one end of piezoelectric valve base away from lifting rod is arranged in clamping slot, when needing to replace piezoelectric valve main part, user first rotates lifting rod to the direction close to piezoelectric valve main part, then rotates piezoelectric valve base, and along with the process that piezoelectric valve base rotates around the axis of fixing column, piezoelectric valve base is separated from clamping slot, and limiting block is separated from limiting slot, thereby realizing the quick separation of liquid box base and piezoelectric valve base, to facilitate user to replace piezoelectric valve main part, not only simple dismounting operation, but also high dismounting efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Fig. 1 It is a three-dimensional schematic diagram of the utility model;

[0019] Fig. 2 This is a schematic structural diagram of the liquid box module and the piezoelectric valve assembly of the present invention;

[0020] Fig. 3 This is a partial exploded view of the liquid box base and the piezoelectric valve base of the utility model.

[0021] In the figure: 1. Fixed bracket; 2. Liquid box module; 21. Liquid box base; 211. Mounting hole; 212. Slot; 213. Limiting slot; 214. First fixing hole; 215. Stop block; 22. Elastic ball plunger; 23. Fixed column; 24. Damper; 25. Buffer spring; 3. Piezoelectric valve assembly; 31. Piezoelectric valve body; 32. Piezoelectric valve base; 321. Second fixing hole; 33. Lifting rod; 34. Limiting block; 4. Rubber cartridge heating module. DETAILED DESCRIPTION

[0022] The present invention will be further described below with reference to the embodiments.

[0023] The following examples are intended to illustrate the present invention and are not intended to limit the scope of protection of the present invention. The conditions in the examples may be further adjusted according to specific conditions. Simple improvements to the method of the present invention based on the concept of the present invention fall within the scope of protection claimed by the present invention.

[0024] See also Figs. 1-3 The utility model provides a piezoelectric valve quick disassembly and installation structure, comprising:

[0025] Fixed bracket 1;

[0026] The liquid box module 2 is detachably mounted on the fixed bracket 1. The liquid box module 2 includes a liquid box base 21 and an elastic ball plunger 22. The liquid box base 21 has a mounting hole 211 and a slot 212. The elastic ball plunger 22 is placed in the mounting hole 211.

[0027] The piezoelectric valve assembly 3 includes a piezoelectric valve body 31, a piezoelectric valve base 32, and a lifting rod 33. The lifting rod 33 is rotatably mounted on one end of the piezoelectric valve base 32. The piezoelectric valve body 31 is mounted on the upper surface of the piezoelectric valve base 32. The piezoelectric valve base 32 is disposed on the upper surface of the liquid box base 21, and the end of the piezoelectric valve base 32 away from the lifting rod 33 is positioned in the card slot 212. One end of the elastic ball plunger 22 is mounted on the lower surface of the piezoelectric valve base 32.

[0028] The glue cylinder heating module 4 is detachably installed on the fixed support 1.

[0029] The liquid box base 21 further has a limiting groove 213, and the piezoelectric valve assembly 3 further comprises a limiting block 34, the clamping groove 212 and the limiting groove 213 are oppositely arranged, the limiting block 34 is installed on one end of the piezoelectric valve base 32, away from the clamping groove 212, and the lifting rod 33 is rotatably connected to the limiting block 34.

[0030] The liquid box base 21 further has a first fixing hole 214, the piezoelectric valve base 32 has a second fixing hole 321 matched with the first fixing hole 214, and the liquid box module 2 further comprises a fixing column 23, a damper 24 and a buffer spring 25, the damper 24 is installed on one end of the fixing column 23, the buffer spring 25 is sleeved on the damper 24, the fixing column 23 is installed on the first fixing hole 214, and one end of the damper 24, away from the fixing column 23, is arranged in the second fixing hole 321.

[0031] The liquid box base 21 further has a stop block 215, and the two stop blocks 215 are oppositely arranged.

[0032] The lifting rod 33 is in L-shaped, and one end of the lifting rod 33, away from the fixing limiting block 34, extends out of the liquid box base 21 by a distance.

[0033] The width of the piezoelectric valve base 32 is smaller than the distance between the two stop blocks 215.

[0034] The working principle and the use process of the utility model are as follows:

[0035] When the piezoelectric valve body 31 needs to be replaced, the user first rotates the lifting rod 33 towards the piezoelectric valve body 31, then rotates the piezoelectric valve base 32, and in the process of rotating the piezoelectric valve base 32 around the axis of the fixing column 23, one end of the piezoelectric valve base 32, away from the limiting block 34, is separated from the clamping groove 212, the limiting block 34 is separated from the limiting groove 213, and the buffer spring 25 and the elastic ball head plunger 22 start to rebound, so that the liquid box base 21 and the piezoelectric valve base 32 are quickly separated, the piezoelectric valve body 31 installed on the piezoelectric valve base 32 is replaced by the user, the disassembly operation is simple, and the disassembly efficiency is high.

[0036] After the replacement is completed, the user rotates the piezoelectric valve base 32 to be flush with the liquid box base 21 again, so that the piezoelectric valve base 32 is placed between the two stop blocks 215; at this time, the piezoelectric valve base 32 and the clamping groove 212, and the limiting block 34 and the limiting groove 213 are mutually clamped and fixed; at the same time, the elastic ball head plunger 22 provides an upward pressure towards the piezoelectric valve body 31, the buffer spring 25 is compressed, so that the piezoelectric valve base 32 and the liquid box base 21 are fixed in the axial direction of the fixing column 23; finally, the lifting rod 33 is rotated downward away from the piezoelectric valve body 31, realizing the fixation between the piezoelectric valve base 32 and the liquid box base 21, thereby ensuring the normal work of the equipment.

[0037] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A piezoelectric valve quick disassembly and installation structure, characterized in that: include: Fixed bracket (1); A liquid box module (2), the liquid box module (2) being detachably mounted on the fixing bracket (1), the liquid box module (2) comprising a liquid box base (21) and an elastic ball plunger (22), the liquid box base (21) having a mounting hole (211) and a slot (212), the elastic ball plunger (22) being disposed in the mounting hole (211); A piezoelectric valve assembly (3), the piezoelectric valve assembly (3) comprising a piezoelectric valve body (31), a piezoelectric valve base (32) and a lifting rod (33), the lifting rod (33) being rotatably mounted on one end of the piezoelectric valve base (32), the piezoelectric valve body (31) being mounted on the upper surface of the piezoelectric valve base (32), the piezoelectric valve base (32) being arranged on the upper surface of the liquid box base (21), and an end of the piezoelectric valve base (32) away from the lifting rod (33) being placed in the card slot (212), and one end of the elastic ball plunger (22) being mounted on the lower surface of the piezoelectric valve base (32); A rubber cartridge heating module (4), wherein the rubber cartridge heating module (4) is detachably mounted on the fixing bracket (1).

2. The quick release and installation structure of a piezoelectric valve according to claim 1, characterized in that: The liquid box base (21) also has a limiting groove (213), and the piezoelectric valve assembly (3) also includes a limiting block (34). The slot (212) and the limiting groove (213) are arranged relative to each other. The limiting block (34) is installed at an end of the piezoelectric valve base (32) away from the slot (212), and the lifting rod (33) is rotatably connected to the limiting block (34).

3. A quick release and mounting structure for a piezoelectric valve according to claim 2, characterized in that: The liquid box base (21) also has a first fixing hole (214), the piezoelectric valve base (32) has a second fixing hole (321) adapted to the first fixing hole (214), the liquid box module (2) also includes a fixing column (23), a damper (24) and a buffer spring (25), the damper (24) is installed on one end of the fixing column (23), the buffer spring (25) is sleeved on the damper (24), the fixing column (23) is installed in the first fixing hole (214), and the end of the damper (24) away from the fixing column (23) is placed in the second fixing hole (321).

4. A quick release and mounting structure for a piezoelectric valve according to claim 3, characterized in that: The liquid box base (21) further comprises a stopper (215), two of which are provided and are arranged opposite to each other.

5. The quick release and installation structure of a piezoelectric valve according to claim 2, characterized in that: The lifting rod (33) is configured to be L-shaped, and one end of the lifting rod (33) away from the fixed limiting block (34) extends a distance out of the liquid box base (21).

6. A quick release and mounting structure for a piezoelectric valve according to claim 4, characterized in that: The width of the piezoelectric valve seat (32) is smaller than the distance between the two stoppers (215).

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