CN210088016U

CN210088016U - Manual air volume adjusting valve

Info

Publication number: CN210088016U
Application number: CN201920828036.7U
Authority: CN
Inventors: 尹志朋
Original assignee: Dezhou Longda Air Conditioning Equipment Co Ltd
Current assignee: Dezhou Longda Air Conditioning Equipment Co Ltd
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-02-18
Anticipated expiration: 2029-06-04

Abstract

Manual air regulation valve, including valve body shell, rocker, main drive gear, auxiliary drive gear, rhombus guide plate, screw rod, straight thread sleeve, bearing, the beneficial effects of the utility model are that: the screw rod can strengthen its mechanical stability structure when production, so the transfer line that is used as the guide plate can improve the life of blast gate in the use, and the utility model discloses a rhombus guide plate can carry out the change to the amount of wind size with very little mechanical energy when manual carrying out the amount of wind mediation, and the structure of rhombus is more stable moreover, forms the chevron shape wind channel and also is better than the ventilation effect in current single wind channel.

Description

Manual air volume adjusting valve

Technical Field

The utility model relates to a wind gap field of airing exhaust, concretely relates to manual air regulation valve.

Background

The air valve is an indispensable adjusting end fitting in ventilation and air purification engineering of industrial factory building civil buildings, and is usually used for exchanging indoor air and external air, a common manual air valve is a single blade or multiple blades, mechanical energy required when a single blade ventilation opening is changed into a large one is large, operation is laborious, multiple transmission rods are required when multiple blades are damaged, the common transmission rods are thin in diameter and weak in rigid strength, and the phenomenon of breakage is easily caused after a long time, so that normal use is influenced.

Disclosure of Invention

The utility model provides a manual air volume adjusting valve for solve the technical problem who appears in the above-mentioned background art.

A manual air volume adjusting valve comprises a valve body shell 1, a rocker 2, a main transmission gear 3, an auxiliary transmission gear 4, a rhombic guide plate 5, screws 6, straight thread sleeves 7 and bearings 8, and is characterized in that the rocker 2 penetrates through the center of the main transmission gear 3, the tail end of the rocker 2 is fixed at the middle part of the side wall of the valve body shell 1 through the bearings 8, the main transmission gear 3 is respectively engaged with the auxiliary transmission gear 4 from top to bottom, the center of each auxiliary transmission gear 4 is vertically connected to the top of each screw 6, the top of each screw 6 penetrates through the center of the auxiliary transmission gear 4, the screws 6 connected to the middle parts of the upper auxiliary transmission gear 4 and the lower auxiliary transmission gear 4 penetrate through the side walls of the left end and the right end of the valve body shell 1, the screws 6 are fixed on the side wall of the valve body shell 1 in an embedding manner through the bearings 8, and every straight thread sleeve 7's outer wall all is fixed with a bearing 8 to straight thread sleeve 7 outer wall is in the central inner wall looks fixed connection of bearing 8, rotate through axis of rotation 10 between two adjacent faces 9 of rhombus guide plate 5 and connect, it has crisscross hole tooth 11 to extend between two adjacent faces 9, and axis of rotation 10 passes intercrossing hole tooth 11, and the upper and lower end of axis of rotation 10 is fixed on the outer wall of connecting at straight thread sleeve 7 outer end bearing 8 about the rhombus guide plate 5.

Furthermore, the rhombic guide plates 5 are not contacted with the upper inner wall and the lower inner wall of the valve body shell 1 from top to bottom.

Furthermore, inclined guide plates 12 are arranged on the front and back of the upper inner wall and the lower inner wall of the valve body shell 1, three sides of the inclined guide plates 12 are connected to the inner wall of the valve body shell 1, and the inclined surfaces face the front and back outer sides of the valve body shell 1.

Further, the rhombic guide plates 5 are arranged between the inclined guide plates 12, and the upper and lower edges of the rhombic guide plates 5 are lower than the guide edges of the inclined guide plates 12.

Furthermore, the length of the rhombic guide plate 5 which is deformed and stretched left, right, front and back through the rotating shaft 10 is equal to the distance between the left inner wall and the right inner wall of the valve body shell 1 and the distance between the guide edges of the guide plate 12 which is inclined front and back on the upper inner wall and the lower inner wall.

Further, the screw threads in the middle of the two straight thread sleeves 7 of the upper and lower screw rods 6 are opposite in direction of rotation.

Further, the upper and lower sides of each plate surface 9 of the rhombic guide plate 5 are fixedly connected with rubber plates 13.

The utility model has the advantages that: the screw rod is expensive strengthens its mechanical stability structure when production, so the transfer line that is used as the guide plate can improve the life of blast gate in the use, and the utility model discloses a rhombus guide plate can carry out the change to the amount of wind size with very little mechanical energy when manual carrying out the amount of wind mediation, and the structure of rhombus is more stable moreover, forms the chevron shape wind channel and also is better than the ventilation effect in current single wind channel.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the internal structure of the valve body housing;

FIG. 3 is a schematic view of a connection structure of a gear and a valve body housing;

FIG. 4 is a side sectional view;

FIG. 5 is a schematic view of the structure of the joint of the board surfaces;

in the figure: the valve body comprises a valve body shell 1, a rocker 2, a main transmission gear 3, an auxiliary transmission gear 4, a rhombic guide plate 5, a screw rod 6, a straight thread sleeve 7, a bearing 8, a plate surface 9, a rotating shaft 10, hole teeth 11, an inclined guide plate 12 and a rubber plate 13.

Detailed Description

Preferably, the rhombic guide plate 5 is not contacted with the upper inner wall and the lower inner wall of the valve body shell 1 up and down.

Preferably, the front and back of the upper and lower inner walls of the valve body shell 1 are provided with inclined guide plates 12, three sides of the inclined guide plates 12 are connected to the inner wall of the valve body shell 1, and the inclined surfaces face the front and back outer sides of the valve body shell 1.

Preferably, the diamond-shaped baffles 5 are between the inclined baffles 12, and the upper and lower edges of the diamond-shaped baffles 5 are lower than the flow guiding edges of the inclined baffles 12.

Preferably, the length of the rhombic guide plate 5 which is deformed and stretched left, right, front and back through the rotating shaft 10 is equal to the distance between the left inner wall and the right inner wall of the valve body shell 1 and the distance between the guide edges of the guide plate 12 which is inclined front and back on the upper inner wall and the lower inner wall.

Preferably, the thread turns in the middle of the two straight threaded sleeves 7 of the upper and lower screws 6 are opposite.

Preferably, the upper and lower sides of each plate surface 9 of the rhombic guide plate 5 are fixedly connected with rubber plates 13.

As shown in fig. 1-5, the tail of the rocker 2 passes through the center of the main transmission gear 3 in the manner shown in fig. 2, and the passing position is fixed with the main transmission gear together, the fixing manner can be welding or bolt fastening, the edge of the tail end of the rocker 2 shown in fig. 3 is welded and fixed on the inner wall of the bearing 8, the outer wall of the bearing 8 is embedded and welded in the middle of the side wall of the air valve shell, the auxiliary transmission gear 4 is engaged with the main transmission gear 3 up and down, the top end of the screw 6 does not completely pass through the middle of the auxiliary transmission gear 4, the contact position of the top end of the screw 6 and the middle of the auxiliary transmission gear 4 is welded together, the screw 6 passes through two side walls of the air valve shell and the side wall at the far end does not completely protrude, the passing position is sleeved with the bearing 8, the outer wall of the, two straight thread sleeves 7 are rotatably sleeved on an upper screw 6 and a lower screw 6 in a valve body shell 1, the rotating directions of the two straight thread sleeves 7 on the screw 6 are opposite, a bearing 8 is sleeved on the outer wall of the straight thread sleeve 7, the outer wall of the straight thread sleeve 7 is fixedly welded with the inner wall of the bearing 8, as shown in figures 2 and 5, a rhombic deflector 5 left end and a rhombic deflector 5 right end rotating shaft 10 are respectively connected between the outer walls of the external bearings 8 of the straight thread sleeves 7 with the upper screw 6 and the lower screw 6 rotating in the same direction, two ends of the rotating shaft 10 are welded at the tangent point of the external bearing 8 of the straight thread sleeve 7 of the upper screw 6 and the tangent point of the external bearing 8 of the straight thread sleeve 7 of the lower screw 6, crossed hole teeth 11 extend between the plate surfaces 9 of the two adjacent rhombic deflectors 5, the rotating shaft 10 penetrates through the crossed hole teeth 11 to connect the plate surfaces 9 together, as shown in figures 1 and 3, the, the bottom end of an inclined guide plate 12 is welded on the upper wall and the lower wall in a valve body shell 1, the guide edge of the inclined guide plate 12 is higher than the upper edge and the lower edge of a rhombic guide plate 5, a working chamber rotates a rocker 2 clockwise, a main transmission gear 3 rotates clockwise, an upper gear and a lower gear which are meshed rotate anticlockwise, an upper screw 6 and a lower screw 6 rotate anticlockwise, the distance between two straight thread sleeves 7 on the screws 6 is close, the rhombic guide plate 5 stretches forwards and backwards, the opposite corners of the rhombic guide plate 5 are sealed to form a herringbone air channel, the larger the front-back stretching distance is, the larger the ventilation quantity is, the rocker 2 rotates anticlockwise, the main transmission gear 3 rotates anticlockwise, the upper gear and the lower gear which are meshed rotate clockwise, the upper screw 6 and the lower screw 6 rotate clockwise, the distance between the two straight thread sleeves 7 on the, the ventilation volume diminishes, and the inside guide plate 12 that slopes from top to bottom of blast gate shell plays the effect of keeping out the wind to rhombus guide plate 5 in the course of the work to the effect of keeping out the wind can be played to the upper and lower limit fixed connection's of every slab of rhombus guide plate 5 rubber slab 13.

The above is only the preferred embodiment of the present invention, as long as the preferred embodiment is realized by the same means, the objective technical solution of the present invention all belongs to the protection scope of the present invention.

Claims

1. Manual air volume adjusting valve, including valve body shell (1), rocker (2), main drive gear (3), auxiliary drive gear (4), rhombus guide plate (5), screw rod (6), straight thread sleeve (7), bearing (8), its characterized in that rocker (2) pierces through main drive gear (3) central point, the end section of rocker (2) is fixed in the middle part of the lateral wall of valve body shell (1) through bearing (8), main drive gear (3) respectively have auxiliary drive gear (4) meshing from top to bottom, the central point of every auxiliary drive gear (4) is connected perpendicularly at screw rod (6) top, and every screw rod (6) top pierces through auxiliary drive gear (4) central point, the lateral wall of both ends about screw rod (6) of connecting at upper and lower auxiliary drive gear (4) middle part passes valve body shell (1), and screw rod (6) are fixed at the valve body shell (1) lateral wall of crossing department through bearing (8) with the mode of inlaying with the mode at valve body shell On shell (1) lateral wall, the inside upper and lower screw rod (6) of valve body shell (1) respectively the cover have two straight thread sleeve (7), and the outer wall of every straight thread sleeve (7) all is fixed with a bearing (8) moreover to straight thread sleeve (7) outer wall is in the central inner wall looks fixed connection of bearing (8), rotate through axis of rotation (10) between two adjacent faces (9) of rhombus guide plate (5) and connect, it has crisscross hole tooth (11) to extend between two adjacent faces (9), and axis of rotation (10) pass intercrossing hole tooth (11), and the upper and lower end of axis of rotation (10) is fixed on the outer wall of connecting in straight thread sleeve (7) outer end bearing (8) about rhombus guide plate (5).

2. The manual air volume adjusting valve according to claim 1, characterized in that the rhombic guide plate (5) is not contacted with the upper and lower inner walls of the valve body shell (1) from top to bottom.

3. The manual air volume adjusting valve according to claim 1, characterized in that the upper and lower inner walls of the valve body housing (1) are provided with inclined deflectors (12) at the front and back, three sides of the inclined deflectors (12) are connected to the inner wall of the valve body housing (1), and the inclined surfaces face the front and back outer sides of the valve body housing (1).

4. The manual air volume adjusting valve according to any one of claims 1 and 3, characterized in that the rhombic deflector (5) is arranged between the inclined deflectors (12), and the upper edge and the lower edge of the rhombic deflector (5) are lower than the flow guiding edges of the inclined deflectors (12).

5. The manual air volume adjusting valve according to any one of claims 1 and 3, characterized in that the length of the diamond-shaped deflector (5) deformed and stretched by the rotating shaft (10) from left to right and from front to back is equal to the distance between the left and right inner walls of the valve body housing (1) and the distance between the guide edges of the deflector (12) inclined from front to back on the upper and lower inner walls.

6. The manual air volume adjusting valve according to claim 1, characterized in that the thread turns in the middle of the two straight thread sleeves (7) of the upper and lower screw rods (6) are opposite.

7. The manual air volume adjusting valve according to claim 1, characterized in that the upper and lower sides of each plate surface (9) of the rhombic air deflector (5) are fixedly connected with rubber plates (13).