CN217526823U

CN217526823U - Injection molding equipment waste gas recovery purification structure

Info

Publication number: CN217526823U
Application number: CN202221294382.XU
Authority: CN
Inventors: 袁驹
Original assignee: Chongqing Xuguang Technology Co ltd
Current assignee: Chongqing Xuguang Technology Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-10-04
Anticipated expiration: 2032-05-26

Abstract

The utility model relates to an injection moulding equipment exhaust-gas treatment technical field just discloses injection moulding equipment exhaust-gas recovery purification structure, including purifying the box, articulate in the chamber door of purifying the box front side, install the controller on the chamber door and locate the inside waste heat recovery mechanism and the gas filtration mechanism of purifying the box, still include brusher mechanism, brusher mechanism is used for brushing waste heat recovery mechanism, just brusher mechanism includes: set up the chamber groove in purification box inner wall one side, the inside in chamber groove is equipped with the removal dish, and installs intensive brush strip on the outer circumference of removal dish, the utility model discloses a brushing mechanism can be cleaned the heat exchange tube to realize the periodic cleaning of heat exchange tube, prevented the outer wall scale of heat exchange tube effectively, great assurance the heat transfer effect of heat exchange tube, help improving the waste heat recovery efficiency of waste gas, can realize thermal high-efficient recovery in the waste gas.

Description

Injection molding equipment waste gas recovery purification structure

Technical Field

The utility model belongs to the technical field of injection moulding device exhaust-gas treatment, concretely relates to injection moulding device waste gas recovery purifies structure.

Background

In the working process of injection molding equipment, a large amount of waste gas is generated, and the waste gas is generally doped with heat and peculiar smell and is directly discharged to easily cause environmental pollution. Consequently, adopt waste gas recovery purification structure among the prior art usually to carry out recovery purification treatment to waste gas, thereby avoid waste gas discharge to cause the pollution to the environment, realize injection moulding device energy-concerving and environment-protective more.

But current injection moulding equipment waste gas recovery purification structure can not be cleaned the heat exchange tube, can not realize the periodic cleaning of heat exchange tube, leads to the outer wall scale deposit of heat exchange tube easily, causes the heat transfer effect variation of heat exchange tube, influences the waste heat recovery efficiency of waste gas, in addition, can not realize gas filter mechanism's quick assembly disassembly, the change of the gas filter mechanism of being not convenient for gas filter mechanism uses for a long time and the problem that the filter effect reduces appears, influences the high-efficient filtration of waste gas.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection moulding device waste gas recovery purification structure to the periodic cleaning that can not realize the heat exchange tube that proposes in solving above-mentioned background art leads to the outer wall scaling of heat exchange tube easily, causes the heat transfer effect variation of heat exchange tube, and the gas filtering mechanism of being not convenient for in addition changes, makes the gas filtering mechanism use for a long time and the problem that the filter effect reduces appears.

In order to achieve the above purpose, the utility model provides a following technical scheme: injection moulding device waste gas recovery purification structure, including purifying box body, articulate in the chamber door of purifying box body front side, install the controller on the chamber door and locate the inside waste heat recovery mechanism and the gas filtration mechanism of purifying box body, still including the mechanism of brushing, the mechanism of brushing is used for brushing waste heat recovery mechanism, just the mechanism of brushing includes:

the cleaning device comprises a cavity groove arranged on one side of the inner wall of a cleaning box body, a movable disc is arranged inside the cavity groove, dense brush strips are arranged on the outer circumference of the movable disc, and a sealing ring is arranged between the movable disc and the cavity groove;

install in the mounting bracket of purifying box top one side, electric putter is installed to one side of mounting bracket, and the one end of electric putter piston rod extends and passes in the mounting bracket, and is connected with the removal dish.

Preferably, install the baffle in the middle of purifying the inside of box, and the baffle separates the inside of purifying the box and forms heat recovery chamber and the filter chamber that distributes from top to bottom, the through-hole has been seted up in the middle of the inside of baffle, in order to incite somebody to action heat recovery chamber and filter chamber intercommunication.

Preferably, the waste heat recovery mechanism includes:

the heat exchange tube is arranged in the heat recovery cavity and is spiral;

and the water inlet valve and the water discharge valve are fixed on one side of the purification box body, which is opposite to the mounting frame, and the water inlet valve and the water discharge valve are respectively connected with two ends of the heat exchange tube.

Preferably, the gas filtering mechanism is including locating filter frame in the filter chamber, just filter frame's inside from top to bottom and be equipped with first filter screen, second filter screen and third filter screen in proper order.

Preferably, the top of purifying the box is connected with the intake pipe, and purifies bottom one side of box and install the support, the top of support install with purify the air pump of box intercommunication, and the one end of air pump is connected with the blast pipe.

Preferably, still include elastic connection mechanism, elastic connection mechanism is used for with gas filtering mechanism and purification box installation fixed, just elastic connection mechanism includes:

the transverse strips are symmetrically arranged on the left side and the right side of the inner wall of the filter cavity, spring pieces are arranged on the upper side and the lower side of each transverse strip, and clamping blocks are fixed at one ends of the spring pieces, which are far away from the transverse strips;

the recess of setting up in the filter frame both sides of symmetry, the draw-in groove has all been seted up to the inner wall both sides of recess, and draw-in groove and fixture block phase-match.

Preferably, install two first guide plates in the heat recovery chamber, and two first guide plates are head and the tail staggered distribution in the upper and lower both sides of heat exchange tube, the second guide plate is installed to the top bilateral symmetry of baffle, and two second guide plates all are triangle-shaped, make the bottom in heat recovery chamber forms and leaks hopper-shaped.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The utility model discloses a brushing mechanism can brush the heat exchange tube to realize the periodic cleaning of heat exchange tube, prevented the outer wall scale of heat exchange tube effectively, great assurance the heat transfer effect of heat exchange tube, help improving the waste heat recovery efficiency of waste gas, can realize thermal high-efficient recovery in the waste gas.

(2) The utility model discloses an elastic connection mechanism can realize the quick assembly disassembly of gas filter mechanism to the change of the gas filter mechanism of being convenient for has improved gas filter mechanism's change efficiency effectively, great assurance gas filter mechanism's filter effect helps realizing the high-efficient filtration of waste gas, the recovery of the injection moulding equipment waste gas of further being convenient for purifies.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 1;

FIG. 4 is an enlarged view of FIG. 1 at B;

in the figure: 1. purifying the box body; 2. an air inlet pipe; 3. a partition plate; 4. a waste heat recovery mechanism; 41. a heat exchange pipe; 42. a water inlet valve; 43. a drain valve; 5. a gas filtering mechanism; 51. a filter frame; 52. a first filter screen; 53. a second filter screen; 54. a third filter screen; 6. an elastic connection mechanism; 61. a horizontal bar; 62. a groove; 63. a spring plate; 64. a clamping block; 65. a card slot; 7. a support; 8. an air pump; 9. an exhaust pipe; 10. a brushing mechanism; 101. an electric push rod; 102. a mounting frame; 103. a movable tray; 104. brushing the strip; 105. a cavity groove; 106. a seal ring; 11. a first baffle; 12. a second baffle; 13. a controller; 14. and (4) a box door.

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. 1-4, the waste gas recycling and purifying structure of the injection molding equipment comprises a purifying box body 1, a box door 14 hinged to the front side of the purifying box body 1, a controller 13 installed on the box door 14, and a waste heat recycling mechanism 4 and a gas filtering mechanism 5 which are arranged inside the purifying box body 1, wherein a partition plate 3 is installed in the middle of the inside of the purifying box body 1, the partition plate 3 partitions the inside of the purifying box body 1 into a heat recycling cavity and a filtering cavity which are distributed up and down, a through hole is formed in the middle of the inside of the partition plate 3 to communicate the heat recycling cavity with the filtering cavity, the top end of the purifying box body 1 is connected with an air inlet pipe 2, a support 7 is installed on one side of the bottom of the purifying box body 1, an air pump 8 communicated with the purifying box body 1 is installed on the top end of the support 7, and one end of the air pump 8 is connected with an exhaust pipe 9;

still including brushing mechanism 10, brushing mechanism 10 is used for brushing waste heat recovery mechanism 4, and brushing mechanism 10 includes:

a cavity groove 105 arranged on one side of the inner wall of the purification box body 1, a movable disc 103 is arranged in the cavity groove 105, dense brush strips 104 are arranged on the outer circumference of the movable disc 103, and a sealing ring 106 is arranged between the movable disc 103 and the cavity groove 105;

a mounting frame 102 installed at one side of the top of the purification box body 1, an electric push rod 101 installed at one side of the mounting frame 102, and one end of a piston rod of the electric push rod 101 extending through the inside of the mounting frame 102 to be connected with a movable plate 103.

As shown in fig. 1, the heat recovery mechanism 4 includes:

the heat exchange tube 41 is arranged in the heat recovery cavity, the middle part of the heat exchange tube 41 is spiral, and two ends of the heat exchange tube 41 are connected to the same side of the purification box body 1;

and a water inlet valve 42 and a water discharge valve 43 fixed to a side of the purification tank 1 opposite to the mounting frame 102, and the water inlet valve 42 and the water discharge valve 43 are connected to both ends of the heat exchange pipe 41, respectively.

As for the gas filtering mechanism 5, as shown in fig. 1, the gas filtering mechanism 5 includes a filtering frame 51 disposed in the filtering cavity, and a first filtering net 52, a second filtering net 53 and a third filtering net 54 are sequentially disposed inside the filtering frame 51 from top to bottom.

Through the technical scheme:

when the injection molding device is used, when the injection molding device is processed, a worker can connect the air inlet pipe 2 with an injection molding mechanism of the injection molding device, then the air pump 8 on the support 7 is started through the controller 13, then the air pump 8 works to suck out air in the purification box body 1 through a pipeline, so that negative pressure is formed inside the purification box body 1, so that waste gas generated when the injection molding mechanism of the injection molding device works is sucked into the purification box body 1 through the air inlet pipe 2, at the moment, the waste gas firstly flows into the heat recovery cavity, then the worker opens the water inlet valve 42, so that a cooling medium flows into the heat exchange pipe 41, when the waste gas flowing into the heat recovery cavity is contacted with the heat exchange pipe 41, the heat in the waste gas is absorbed by the cooling medium inside the heat exchange pipe 41, and after absorption, the cooling medium is discharged by the water discharge valve 43, so that heat in the waste gas is recycled;

after heat is recovered, waste gas flows into the filter cavity through a through hole in the middle inside the partition plate 3, then the waste gas sequentially flows through the first filter screen 52, the second filter screen 53 and the second filter screen 54 inside the filter frame 51, at the moment, the waste gas is filtered by the first filter screen 52, the second filter screen 53 and the second filter screen 54, and after filtering, the waste gas is discharged by the exhaust pipe 9 under the action of the air pump 8, so that the waste gas is filtered, and the waste gas is recovered and purified;

in addition, after the exhaust gas recovery and purification treatment is completed, a worker may activate the electric push rod 101 through the controller 13, so that the electric push rod 101 drives the moving disk 103 to move along the heat recovery chamber through its piston rod, and then the moving disk 103 drives the brush bar 104 to move until the brush bar 104 is inserted into and reciprocally moves along the inner side of the spiral portion of the heat exchange pipe 41 to brush the heat exchange pipe 41; after the cleaning, electric putter 101 drives through its piston rod and removes dish 103 and move in chamber 105, in order to receive brush strip 104 into chamber 105, at this moment, sealing washer 106 will remove and seal between dish 103 and the chamber 105, so that the follow-up recovery purification treatment of waste gas, realize the periodic cleaning of heat exchange tube 41 with this, thereby prevented the outer wall of spiral part of heat exchange tube 41 scaling effectively, great assurance heat exchange effect of heat exchange tube 41, help improving the waste heat recovery efficiency of waste gas, can realize thermal high-efficient recovery in the waste gas.

For the above waste heat recovery mechanism 4, as shown in fig. 1, two first guide plates 11 are installed in the heat recovery cavity, and the two first guide plates 11 are distributed in the upper and lower sides of the heat exchange tube 41 in an end-to-end staggered manner, second guide plates 12 are symmetrically installed on both sides of the top end of the partition plate 3, and the two second guide plates 12 are both triangular, so that the bottom of the heat recovery cavity forms a funnel shape.

Through the technical scheme:

when the waste gas of the injection molding equipment is conveyed into the heat recovery cavity through the gas inlet pipe 2, the two first guide plates 11 can guide the waste gas to enable the waste gas to flow along a channel formed between the two first guide plates 11, so that the flow of the waste gas is increased, the flow speed of the waste gas is reduced, the waste gas is enabled to be in contact with the heat exchange pipe 41 more fully, and the heat recovery of the waste gas is further facilitated;

in addition, after waste gas waste heat recovery, second guide plate 12 gathers, the water conservancy diversion with waste gas for waste gas flows into the filter chamber by the through-hole in baffle 3 fast, in order to realize the filtration of waste gas.

Referring to fig. 1 and fig. 3, the exhaust gas recycling and purifying structure of the injection molding apparatus further includes an elastic connecting mechanism 6, the elastic connecting mechanism 6 is used for fixing the gas filtering mechanism 5 and the purifying box 1, and the elastic connecting mechanism 6 includes:

the transverse strips 61 are symmetrically arranged on the left side and the right side of the inner wall of the filter cavity, spring pieces 63 are arranged on the upper side and the lower side of each transverse strip 61, and a clamping block 64 is fixed at one end, far away from the transverse strips 61, of each spring piece 63;

the symmetrical recess 62 of locating filter frame 51 both sides, horizontal bar 61 is installed in recess 62, and draw-in groove 65 has all been seted up to recess 62's inner wall both sides, and draw-in groove 65 and fixture block 64 phase-match.

Through the technical scheme:

when the gas filtering mechanism 5 needs to be replaced, a worker can open the box door 14 first, and then pull the gas filtering mechanism 5, so that two ends of the filtering frame 51 move along the cross bar 61 through the grooves 62, at the moment, the spring piece 63 is deformed under stress, so that the clamping block 64 is separated from the clamping groove 65, until the filtering frame 51 is pulled out from the purifying box body 1, and therefore the gas filtering mechanism 5 is detached, then the worker inserts the new gas filtering mechanism 5 into the purifying box body 1, so that the filtering frame 51 is inserted into the cross bar 61 through the grooves 62 at the two ends, at the moment, the spring piece 63 clamps the cross bar 61 and the grooves 62 under the action of the elastic property of the spring piece 63, until the clamping block 64 is clamped into the clamping groove 65, so that the filtering frame 51 and the cross bar 61 are limited and fixed, and therefore the gas filtering mechanism 5 is installed, and therefore the gas filtering mechanism 5 is quickly assembled and disassembled, and assembled, and disassembled, so that the gas filtering mechanism 5 is greatly replaced, the replacement efficiency of the gas filtering mechanism 5 is effectively improved, the filtering effect of the waste gas filtering mechanism 5 is further convenient for injection molding and recovery of the waste gas.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Injection moulding device waste gas recovery purification structure, including purifying box (1), articulate in chamber door (14) of purifying box (1) front side, install controller (13) on chamber door (14) and locate purifying box (1) inside waste heat recovery mechanism (4) and gas filtering mechanism (5), its characterized in that: still including brushing mechanism (10), brushing mechanism (10) are used for brushing waste heat recovery mechanism (4), just brushing mechanism (10) includes:

the cleaning device comprises a cavity groove (105) arranged on one side of the inner wall of a cleaning box body (1), a movable disc (103) is arranged inside the cavity groove (105), dense brush strips (104) are arranged on the outer circumference of the movable disc (103), and a sealing ring (106) is arranged between the movable disc (103) and the cavity groove (105);

install in purifying box (1) top one side mounting bracket (102), electric putter (101) are installed to one side of mounting bracket (102), and the one end of electric putter (101) piston rod extends and passes the inside of mounting bracket (102), and is connected with removal dish (103).

2. The exhaust gas recovery and purification structure of an injection molding apparatus according to claim 1, wherein: purify the inside middle installation of box (1) and have baffle (3), and baffle (3) will purify the inside of box (1) and separate heat recovery chamber and the filter chamber that distributes about forming, the through-hole has been seted up in the middle of the inside of baffle (3), with will heat recovery chamber and filter chamber intercommunication.

3. The exhaust gas recovery and purification structure of an injection molding apparatus according to claim 2, wherein: the waste heat recovery mechanism (4) comprises:

a heat exchange tube (41) mounted in the heat recovery cavity, the heat exchange tube (41) being helical;

and the water inlet valve (42) and the water discharge valve (43) are fixed on one side of the purification box body (1) relative to the mounting frame (102), and the water inlet valve (42) and the water discharge valve (43) are respectively connected with two ends of the heat exchange pipe (41).

4. The exhaust gas recovery and purification structure of an injection molding apparatus according to claim 2, wherein: the gas filtering mechanism (5) comprises a filtering frame (51) arranged in the filtering cavity, and a first filtering net (52), a second filtering net (53) and a third filtering net (54) are sequentially arranged in the filtering frame (51) from top to bottom.

5. The exhaust gas recovery and purification structure of an injection molding apparatus according to claim 1, wherein: the top of purifying box body (1) is connected with intake pipe (2), and the bottom one side of purifying box body (1) installs support (7), air pump (8) with purifying box body (1) intercommunication are installed on the top of support (7), and the one end of air pump (8) is connected with blast pipe (9).

6. The exhaust gas recovery and purification structure of injection molding equipment according to claim 4, wherein: still include elastic connection mechanism (6), elastic connection mechanism (6) are used for with gas filtering mechanism (5) and purification box (1) installation fixed, just elastic connection mechanism (6) include:

the transverse strips (61) are symmetrically arranged on the left side and the right side of the inner wall of the filter cavity, spring pieces (63) are arranged on the upper side and the lower side of each transverse strip (61), and clamping blocks (64) are fixed at one ends, far away from the transverse strips (61), of the spring pieces (63);

the filter frame is characterized in that grooves (62) are symmetrically formed in two sides of the filter frame (51), clamping grooves (65) are formed in two sides of the inner wall of each groove (62), and the clamping grooves (65) are matched with the clamping blocks (64).

7. The exhaust gas recovery and purification structure of an injection molding apparatus according to claim 3, wherein: install two first guide plates (11) in the heat recovery chamber, and two first guide plates (11) are head and the tail staggered distribution in the upper and lower both sides of heat exchange tube (41), second guide plate (12) are installed to the top bilateral symmetry of baffle (3), and two second guide plates (12) all are triangle-shaped, make the bottom in heat recovery chamber forms and leaks hopper-shaped.