CN209259149U - A kind of powdery paints production equipment is with closing air-valve - Google Patents

Abstract

The utility model discloses a kind of powdery paints production equipments with closing air-valve, including closes air-valve shell, and the top for closing air-valve shell is equipped with feed inlet, and the lower section for closing air-valve shell is equipped with discharge port；It closes air-valve enclosure interior and forms cavity, extended transversely through shaft in cavity, the left end of shaft is fixed on the left copper sheathing at left end cap center, and the right copper sheathing that the right end of shaft runs through at right end cap center is simultaneously connected to motor by shaft coupling piece；Set is placed with impeller sleeve in shaft, impeller sleeve excircle is equipped with impeller, the top of impeller is equipped with convex block, set is placed with sealing shroud on impeller, sealing shroud includes end part seal set, the two sides of end part seal set are equipped with side seal set, and the lower end of end part seal set is equipped with the transverse concave groove being recessed inwardly, and the inside of side seal set is equipped with the vertical groove of recess.The utility model extends the service life of impeller, the sealing shroud of end can be changed quickly, local replacing, replacing options are simple, reduce cost, are not easy leaked substance.

Description

A kind of powdery paints production equipment is with closing air-valve

Technical field

The utility model relates to powdery paints production equipment technologies more particularly to a kind of powdery paints production equipment to use Close air-valve.

Background technique

Currently, needing material to shift, it is common practice in the discharging of cyclone separator during powdery paints produces Mouth, which is mounted directly, closes air-valve discharge valve, but the air-valve shell that closes of powder coating processing device mainly uses copper material at present Material, and close the impeller inside air-valve and made of steel plate, it is thus easy to cause impeller blade and closes between air-valve outer casing inner wall Serious wear, greatly shorten the service life of impeller blade, cause material leakage, increase the replacement frequency of impeller blade, Jin Erying Sound closes the whole service life of air-valve, and in addition frequent replacement leads to the added cost of investment, spends human and material resources simultaneously, reduces work Make efficiency.

Utility model content

The purpose of the utility model is to provide a kind of powdery paints production equipments with air-valve is closed, and extend impeller uses the longevity The sealing shroud of end can be changed quickly in life, and local replacing, replacing options are simple, reduce cost, are not easy leaked substance.

The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of powdery paints production equipment is with closing wind Valve, including air-valve shell is closed, the top for closing air-valve shell is equipped with feed inlet, and the lower section for closing air-valve shell is equipped with discharging Mouthful；The air-valve enclosure interior of closing forms cavity, has extended transversely through shaft in the cavity, a left side is fixed in the left end of the shaft On left copper sheathing at end cap central, the right end of the shaft runs through the right copper sheathing at right end cap center and by shaft coupling piece and electricity Machine connection；Set is placed with impeller sleeve in the shaft, and the impeller sleeve excircle is equipped with impeller, and the top of the impeller is set There is convex block, set is placed with sealing shroud on the impeller, and the sealing shroud includes end part seal set, and the two sides of the end part seal set are equal Equipped with side seal set, the lower end of the end part seal set is equipped with the transverse concave groove being recessed inwardly, and the inside of the side seal set is set There is the vertical groove of recess.

Preferably, the end part seal set is an integral structure with side seal set, the end part seal set and side seal set It is rubber material, the top of end part seal set is ramp type, and the tip on slope is with closing at a distance from air-valve inner walls Less than 2mm.

Preferably, the transverse concave groove of the end part seal set and the convex block of impeller tip are interference fit, the side seal Vertical groove and impeller both ends in set are interference fitted, and the sealing shroud can be disassembled from impeller tip.

Preferably, the left end cap, right end cap are fastened by bolts in closing air-valve shell both ends.

It, only need to be by old sealing when replacement the beneficial effects of the utility model are: the service life of the device for prolonging impeller Set is pulled up, and by new sealing shroud force fit, and is fixed with viscose glue, sealing shroud can be changed quickly, local replacing, more It is simple to change method, reduces cost, sealing shroud realize with the top for closing air-valve inner walls and with the left end cap at both ends, right end cap Good airproof performance between inside effectively realizes the isolation of the external air of material, reduces powder leakage rate, is not easy leaked substance, overall structure Simply, use easy to promote large-scale.

Detailed description of the invention

Fig. 1 is a kind of powdery paints production equipment of the utility model structural schematic diagram for closing air-valve.

Fig. 2 is a kind of powdery paints production equipment of the utility model lateral sectional view for closing air-valve.

Fig. 3 is a kind of powdery paints production equipment of the utility model with closing the lateral sectional view after air-valve removes sealing shroud.

Fig. 4 is the lateral sectional view of the utility model sealing shroud.

Fig. 5 is the front view of the utility model sealing shroud.

In figure: 1, close air-valve shell, 2, feed inlet, 3, discharge port, 4, left end cap, 41, left copper sheathing, 5, motor, 6, shaft, 7, impeller sleeve, 8, impeller, 9, convex block, 10, sealing shroud, 101, transverse concave groove, 102, vertical groove, 103, end part seal set, 104, side seal set, 12, cavity, 13, right end cap, 131, right copper sheathing, 14, shaft coupling piece.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.

Embodiment

A kind of powdery paints production equipment is with closing air-valve, including closes air-valve shell 1, close air-valve shell 1 top be equipped with into Material mouth 2, the lower section for closing air-valve shell 1 are equipped with discharge port 3；Formation cavity 12 inside air-valve shell 1 is closed, is extended transversely through in cavity 12 There is shaft 6, the left end of shaft 6 is fixed on the left copper sheathing 41 at 4 center of left end cap, and the right end of shaft 6 is in right end cap 13 Right copper sheathing 131 at the heart is simultaneously connect by shaft coupling piece 14 with motor 5；It is covered in shaft 6 and is placed with impeller sleeve 7, outside impeller sleeve 7 Circumference is equipped with impeller 8, and the top of impeller 8 is equipped with convex block 9, and set is placed with sealing shroud 10 on impeller 8, and sealing shroud 10 includes that end is close Big envelope 103, the two sides of end part seal set 103 are equipped with side seal set 104, and the lower end of end part seal set 103, which is equipped with, to be recessed inwardly Transverse concave groove 101, side seal set 104 inside be equipped with recess vertical groove 102.

Wherein, end part seal set 103 is an integral structure with side seal set 104, end part seal set 103 and side seal set 104 be rubber material, and the top of end part seal set 103 is ramp type, the tip on slope with close at a distance from 1 inner wall of air-valve shell For less than 2mm.

Wherein, the transverse concave groove 101 of end part seal set 103 and the convex block 9 on 8 top of impeller are interference fit, side seal set Vertical groove 102 and 8 both ends of impeller in 104 are interference fitted, and sealing shroud 10 can be disassembled from 8 top of impeller.

Wherein, left end cap 4, right end cap 13 are fastened by bolts in closing 1 both ends of air-valve shell.

When it is implemented, powder material enters from feed inlet 2 closes cavity 12 in air-valve shell 1, sealing shroud 10 and wind is closed The top of 1 inner wall of valve chest and the good airproof performance between the left end cap 4 at both ends, 13 inside of right end cap, avoid material leakage, When sealing shroud 10 wears more serious, it is only necessary to pull up old sealing shroud 10, by new 10 force fit of sealing shroud, and smear Viscose glue is fixed, and the sealing shroud 10 of end can be changed quickly, local replacing, replacing options are simple, reduce cost, are not easy Leaked substance, overall structure is simple, use easy to promote large-scale.

Wherein, may be implemented and close using sealing shroud 10 1 inner wall of air-valve shell top and with the left end cap 4 at both ends, Good airproof performance between 13 inside of right end cap, effectively avoids air from entering, and sealing is tight, is not easy leaked substance.

The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all Equivalent character made based on the specification and figures of the utility model or Structural Transformation, are applied directly or indirectly in other Relevant technical field, is also included in the patent protection scope of the utility model.

Claims (4)

1. a kind of powdery paints production equipment is with closing air-valve, it is characterised in that: including closing air-valve shell, the air-valve shell that closes Top is equipped with feed inlet, and the lower section for closing air-valve shell is equipped with discharge port；The air-valve enclosure interior of closing forms cavity, described Shaft is extended transversely through in cavity, the left end of the shaft is fixed on the left copper sheathing at left end cap center, the right side of the shaft It holds the right copper sheathing at right end cap center and is connected to motor by shaft coupling piece；Set is placed with impeller sleeve in the shaft, The impeller sleeve excircle is equipped with impeller, and the top of the impeller is equipped with convex block, and set is placed with sealing shroud on the impeller, institute Stating sealing shroud includes end part seal set, and the two sides of the end part seal set are equipped with side seal set, under the end part seal covers End is equipped with the transverse concave groove being recessed inwardly, and the inside of the side seal set is equipped with the vertical groove of recess.

2. a kind of powdery paints production equipment according to claim 1 is with closing air-valve, it is characterised in that: the end part seal Set is an integral structure with side seal set, and the end part seal set and side seal set are rubber material, the end part seal set Top be ramp type, the tip on slope and close at a distance from air-valve inner walls be less than 2mm.

3. a kind of powdery paints production equipment according to claim 2 is with closing air-valve, it is characterised in that: the end part seal The transverse concave groove of set and the convex block of impeller tip are interference fit, the vertical groove and the interference of impeller both ends in the side seal set Cooperation, the sealing shroud can be disassembled from impeller tip.

4. a kind of powdery paints production equipment according to claim 2 is with closing air-valve, it is characterised in that: the left end cap, Right end cap is fastened by bolts in closing air-valve shell both ends.