CN216009585U

CN216009585U - Inserting plate type electric air valve

Info

Publication number: CN216009585U
Application number: CN202122743027.8U
Authority: CN
Inventors: 张鹏
Original assignee: Shandong Qingyuan Bohui Environmental Engineering Co ltd
Current assignee: Shandong Qingyuan Bohui Environmental Engineering Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-03-11
Anticipated expiration: 2031-11-11

Abstract

The utility model provides a plug-in board type electric air valve, which belongs to the technical field of air valves and comprises an air valve body, wherein the circumferential inner wall of the air valve body is rotationally connected with a rotating rod, one side end of the rotating rod movably penetrates through the circumferential surface of the air valve body and extends outwards, and the circumferential surface of the rotating rod is fixedly connected with an air valve blade; angle adjusting mechanism, angle adjusting mechanism includes the fixed block, the leaf spring, the dead lever, the non return pawl, the ratchet, after rotating the bull stick, the ratchet can be spacing by the non return pawl, thereby make the blast gate blade can keep certain aperture, let the blast gate blade be difficult for reseing because of gravity, can drive the ratchet by the rotation bull stick of rethread and rotate, let the next ratchet of ratchet spacing by the non return pawl again, the blast gate blade also can rotate this moment, and by spacing, the aperture of blast gate blade has opened a bit again this moment, through using angle adjusting mechanism, alright come the aperture of deciding the blast gate blade according to people's demand.

Description

Inserting plate type electric air valve

Technical Field

The utility model belongs to the technical field of the blast gate, concretely relates to picture peg formula electric blast gate.

Background

The air valve is an indispensable central air-conditioning end fitting in ventilation, air-conditioning and air purification engineering of industrial factory buildings and civil buildings, is generally used in air-conditioning and ventilation system pipelines and used for adjusting the air quantity of branch pipes and can also be used for mixing and adjusting fresh air and return air, wherein the electric air valve also belongs to one type of air valve, and the electric air valve is used as a gas medium flow adjusting or cutting device in dust-containing cold air or hot air pipelines of ventilation and environment-friendly engineering in industries such as hardware, chemical engineering, building materials, power stations, glass and the like.

In the prior art, most of electric air valves cannot determine the opening degree according to the requirements of people, so that the indoor temperature is very low due to the fact that a large amount of cold air enters, and the phenomenon of cold easily occurs to people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic blast gate of picture peg formula aims at solving the problem that the electronic blast gate among the prior art can not decide the aperture according to people's demand.

In order to achieve the above object, the utility model provides a following technical scheme:

a plate-insert electric blast gate comprising:

the air valve comprises an air valve body, wherein a rotating rod is rotatably connected to the inner circumferential wall of the air valve body, one side end of the rotating rod movably penetrates through the circumferential surface of the air valve body and extends outwards, and air valve blades are fixedly connected to the circumferential surface of the rotating rod;

the angle adjusting mechanism comprises a fixing block, a leaf spring, a fixing rod, a non-return pawl and a ratchet wheel, wherein the fixing block and the fixing rod are fixedly connected to the circumferential surface of the air valve body, the leaf spring is fixedly connected to one side end of the fixing block, the circumferential surface of the fixing rod is sleeved with the non-return pawl, the ratchet wheel is fixedly connected to the circumferential surface of the rotating rod, and the non-return pawl is indirectly meshed with the circumferential surface of the ratchet wheel.

As an optimized scheme, a lateral end fixedly connected with balancing weight of blast gate blade, a lateral end fixedly connected with dog of dead lever.

As an optimal scheme, the circumference fixed surface of non return pawl is connected with the connecting block, a side end fixedly connected with connecting rod of bull stick.

As an optimized scheme, the two side equal fixedly connected with fixed rings of blast gate valve body, two a plurality of screw holes have all been seted up to fixed ring's the end of keeping away from mutually.

As a preferred scheme, a plurality of stoppers of circumference inner wall fixedly connected with of blast gate valve body, the circumference inner wall sliding connection of blast gate valve body has the filter.

As an optimal scheme of the utility model, hollow groove has been seted up on the circumferential surface of blast gate valve body, the inside sliding connection in hollow groove has cross piece.

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

1. in this scheme, after rotating the bull stick, the ratchet can be spacing by the non return pawl, thereby make the blast gate blade can keep certain aperture, let the blast gate blade be difficult for reseing because of gravity, can drive the ratchet by the rethread rotation bull stick and rotate, it is spacing by the non return pawl again to let the next ratchet of ratchet, the blast gate blade also can rotate this moment, and by spacing, the aperture of blast gate blade has opened a bit again this moment, through using angle adjustment mechanism, alright come the aperture of deciding the blast gate blade according to people's demand.

2. In this scheme, the filter is located the rear side air inlet of blast gate valve body, can be used to filter some debris for wind is difficult for having other debris when passing through the blast gate valve body, lets indoor people safer, is difficult for pounding by debris, and the filter can break away from in the blast gate valve body through sliding, in order to reach the effect of wasing the filter.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is a partially enlarged view of a portion a in fig. 1 according to the present invention;

FIG. 3 is a main sectional view of the present invention;

fig. 4 is a side sectional view of the present invention.

In the figure: 1. an air valve body; 2. a damper blade; 3. a balancing weight; 4. a fixing ring; 5. a threaded hole; 6. a cross block; 7. a rotating rod; 8. a fixed block; 9. a leaf spring; 10. fixing the rod; 11. a non-return pawl; 12. connecting blocks; 13. a stopper; 14. a ratchet wheel; 15. a connecting rod; 16. a filter plate; 17. a limiting block; 18. a hollow groove.

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.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions:

a plate-insert electric blast gate comprising:

the air valve comprises an air valve body 1, wherein the inner circumferential wall of the air valve body 1 is rotatably connected with a rotating rod 7, one side end of the rotating rod 7 movably penetrates through the circumferential surface of the air valve body 1 and extends outwards, and the circumferential surface of the rotating rod 7 is fixedly connected with an air valve blade 2;

the angle adjusting mechanism comprises a fixing block 8, a leaf spring 9, a fixing rod 10, a non-return pawl 11 and a ratchet wheel 14, wherein the fixing block 8 and the fixing rod 10 are fixedly connected to the circumferential surface of the air valve body 1, the leaf spring 9 is fixedly connected to one side end of the fixing block 8, the non-return pawl 11 is sleeved on the circumferential surface of the fixing rod 10, the ratchet wheel 14 is fixedly connected to the circumferential surface of the rotating rod 7, and the non-return pawl 11 is indirectly meshed with the circumferential surface of the ratchet wheel 14.

In the embodiment of the present invention, the rear side of the air valve body 1 is an air inlet, the front side is an air outlet, the right end of the rotating rod 7 movably penetrates through the circumferential surface of the air valve body 1 and can rotate, the air valve blade 2 can be used for shielding wind and realizes the flow of wind inside the air valve body 1 by rotation, the non-return pawl 11 is rotatably connected to the circumferential surface of the fixing rod 10 and can slide on the circumferential surface of the fixing rod 10, the non-return pawl 11 can be used for limiting the ratchet 14, so that the ratchet 14 is not easy to rotate backwards, and the air valve blade 2 is also not easy to rotate backwards, so that the air valve blade 2 can maintain some opening degree, the length of the fixing rod 10 is three times of that of the non-return pawl 11, so that the non-return pawl 11 can be disengaged from indirect engagement with the ratchet 14 after sliding on the surface of the fixing rod 10, so that the ratchet 14 can rotate backwards, thereby the air valve blade 2 can be reset due to gravity, the leaf spring 9 may serve to limit the check pawl 11, so that the check pawl 11, after being pressed by the ratchet 14 to move upward, can be rebounded by the elastic force of the leaf spring 9, so as to keep indirect engagement with the ratchet wheel 14, when people rotate the rotating rod 7 forwards, the ratchet wheel 14 and the air valve blade 2 are driven to rotate together, after the rotating rod 7 is rotated, the ratchet wheel 14 is limited by the non-return pawl 11, thereby the air valve blade 2 can keep a certain opening degree, the air valve blade 2 is not easy to reset due to gravity, the rotating rod 7 can be rotated to drive the ratchet wheel 14 to rotate, the next ratchet of the ratchet wheel 14 is limited by the non-return pawl 11, the air valve blade 2 also rotates and is limited, the opening degree of the air valve blade 2 is opened a little, by using the angle adjusting mechanism, the opening degree of the air valve blade 2 can be determined according to the requirements of people.

Specifically, referring to fig. 1, a balancing weight 3 is fixedly connected to one side end of the air valve blade 2, and a stopper 13 is fixedly connected to one side end of the fixing rod 10.

In this embodiment: balancing weight 3 can be used to aggravate the downside of blast gate blade 2 for blast gate blade 2's downside is after rotating very high, when blast gate blade 2 breaks away from spacingly, just can reset fast because of balancing weight 3's existence, thereby blocks the wind of 1 rear side of blast gate valve body, and dog 13 can be used to spacing non return pawl 11, makes non return pawl 11 be difficult for breaking away from in dead lever 10.

Specifically referring to fig. 2, a connecting block 12 is fixedly connected to the circumferential surface of the non-return pawl 11, and a connecting rod 15 is fixedly connected to one side end of the rotating rod 7.

In this embodiment: through the connecting block 12 that sets up for people are more convenient when removing non return pawl 11, through the connecting rod 15 that sets up, make people when rotating bull stick 7, only need press connecting rod 15 downwards, alright in order to reach the effect of rotating bull stick 7.

Specifically, referring to fig. 1, two side ends of the air valve body 1 are both fixedly connected with fixing rings 4, and the far ends of the two fixing rings 4 are both provided with a plurality of threaded holes 5.

In this embodiment: screw hole 5 can be used to place the bolt to carry out threaded connection with the thread groove of other pipelines, let blast gate valve body 1 can be stabilized between two pipelines, and the diameter ratio blast gate valve body 1 of solid fixed ring 4 is big, and the people of being convenient for installs the bolt through screw hole 5.

Referring to fig. 4, a plurality of limit blocks 17 are fixedly connected to the inner circumferential wall of the air valve body 1, and a filter plate 16 is slidably connected to the inner circumferential wall of the air valve body 1.

In this embodiment: the filter 16 is located the rear side air inlet of blast gate valve body 1, can be used to filter some debris, make wind when passing through blast gate valve body 1, be difficult for having other debris, let indoor people safer, be difficult for pounding by debris, and the filter 16 can break away from in blast gate valve body 1 through sliding, in order to reach the effect of wasing filter 16, the filter 16 is greater than the diameter of blast gate blade 2 with the distance of blast gate blade 2, stopper 17 can be used to spacing filter 16, make the filter 16 more stable in the inside of blast gate valve body 1, be difficult for hindering the rotation of blast gate blade 2.

Specifically referring to fig. 4, a hollow groove 18 is formed in the circumferential surface of the air valve body 1, and a cross block 6 is slidably connected to the inside of the hollow groove 18.

In this embodiment: the cross block 6 can be used for limiting the rear side of the filter plate 16, so that the filter plate 16 is more stable in the air valve body 1, and the cross block 6 is cross-shaped, can be stabilized in the hollow groove 18 and is not easy to separate from the hollow groove 18.

The utility model discloses a theory of operation and use flow: when the device is used, firstly, the connecting rod 15 is rotated forwards, the connecting rod 15 can drive the rotating rod 7 to rotate, meanwhile, the rotating rod 7 can drive the ratchet wheel 14 and the air valve blade 2 to rotate together, meanwhile, the ratchet wheel 14 can press the non-return pawl 11 to move upwards, meanwhile, the non-return pawl 11 can press the leaf spring 9, after the ratchet wheel 14 rotates one ratchet, the leaf spring 9 can rebound the non-return pawl 11, the non-return pawl 11 can be indirectly meshed with the next ratchet of the ratchet wheel 14 so as to limit the ratchet wheel 14, the ratchet wheel 14 is not easy to rotate backwards, meanwhile, the air valve blade 2 is also driven by the rotating rod 7 to rotate, so that a certain opening degree is opened, because the ratchet wheel 14 is limited by the non-return pawl 11, the air valve blade 2 can also be limited so as to be not easy to rotate backwards due to gravity, and then the ratchet wheel 14 is rotated repeatedly, so that the effect of controlling the opening degree of the air valve blade 2 can be achieved, by using the device, people can control the opening degree of the air valve blade 2 according to the requirements of the people.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A plate-inserting type electric air valve is characterized by comprising:

the air valve comprises an air valve body (1), wherein a rotating rod (7) is rotatably connected to the circumferential inner wall of the air valve body (1), one side end of the rotating rod (7) movably penetrates through the circumferential surface of the air valve body (1) and extends outwards, and an air valve blade (2) is fixedly connected to the circumferential surface of the rotating rod (7);

angle adjusting mechanism, angle adjusting mechanism includes fixed block (8), leaf spring (9), dead lever (10), non return pawl (11), ratchet (14), the equal fixed connection in the circumferential surface of blast gate valve body (1) of fixed block (8) and dead lever (10), leaf spring (9) fixed connection is in a side of fixed block (8) end, the circumferential surface of dead lever (10) is located to non return pawl (11) cover, ratchet (14) fixed connection is in the circumferential surface of bull stick (7), non return pawl (11) and the indirect meshing of the circumferential surface of ratchet (14).

2. The plate-inserting type electric air valve according to claim 1, wherein: one side end of the air valve blade (2) is fixedly connected with a balancing weight (3), and one side end of the fixing rod (10) is fixedly connected with a stop block (13).

3. The plate-inserting type electric air valve according to claim 2, wherein: the circumference surface fixed connection of non return pawl (11) has connecting block (12), one side end fixed connection of bull stick (7) has connecting rod (15).

4. A plate-inserted electric air valve according to claim 3, wherein: two equal fixedly connected with of side of blast gate valve body (1) are fixed ring (4), two a plurality of screw holes (5) have all been seted up to the end of keeping away from mutually of fixed ring (4).

5. The plate-inserting type electric air valve according to claim 4, wherein: the circumference inner wall fixedly connected with of blast gate valve body (1) a plurality of stopper (17), the circumference inner wall sliding connection of blast gate valve body (1) has filter (16).

6. The plate-inserting type electric air valve according to claim 5, wherein: the circumference surface of blast gate valve body (1) is seted up hollow groove (18), the inside sliding connection of hollow groove (18) has cross piece (6).