CN210317057U - Maintenance door with anti-collision function for centrifugal ventilator - Google Patents
Maintenance door with anti-collision function for centrifugal ventilator Download PDFInfo
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- CN210317057U CN210317057U CN201920398170.8U CN201920398170U CN210317057U CN 210317057 U CN210317057 U CN 210317057U CN 201920398170 U CN201920398170 U CN 201920398170U CN 210317057 U CN210317057 U CN 210317057U
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Abstract
The utility model discloses a centrifugal fan is with maintenance door with anticollision function, concretely relates to centrifugal fan technical field, including outer frame body and inner frame body, inner frame body sets up in outer frame body inboard, be provided with a plurality of first anticollision institutions and a plurality of second anticollision institution between outer frame body and the inner frame body, inner frame body inboard is provided with a body, be provided with two fixed connection mechanisms on the door body. The utility model discloses a be equipped with first anticollision institution, second anticollision institution and fixed connection mechanism, make the utility model discloses can offset most impact when suffering the striking, make the utility model discloses it is not fragile, thereby make the utility model discloses suffer the effect that can continue to play the maintenance protection for centrifugal fan after the striking, also can not appear simultaneously and lead to owing to damaging the utility model discloses the condition that can't open makes the utility model discloses practicality in the in-service use process is higher.
Description
Technical Field
The utility model relates to a centrifugal fan technical field, more specifically say, the utility model relates to a centrifugal fan is with maintenance door with anticollision function.
Background
The centrifugal ventilator is a machine which uses an impeller rotating at a high speed to accelerate gas, then decelerates and changes the flow direction according to the principle that kinetic energy is converted into potential energy, and the centrifugal ventilator is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and also used for inflation and propulsion of wind tunnel wind sources and air cushion ships.
A plurality of devices are needed for maintaining the centrifugal fan, the maintenance door is one of the devices, the maintenance door in the prior art can play a role in maintenance and protection for the centrifugal fan, but in the actual use process, more defects still exist, if the maintenance door in the prior art is extremely easy to damage when encountering impact, the maintenance door can not continue to play a role in maintenance and protection for the centrifugal fan, the phenomenon that the maintenance door can not be opened can possibly occur after damage, and the practicability of the maintenance door in the prior art in the actual use process is lower.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a centrifugal fan is with maintenance door with anticollision function, through being equipped with first anticollision institution, second anticollision institution and fixed connection mechanism, makes the utility model discloses can offset most impact when suffering the striking, make the utility model discloses it is not fragile, thereby make the utility model discloses suffer can continue to play the effect of maintenance protection for centrifugal fan after the striking, also can not appear simultaneously and lead to because damaging the utility model discloses the unable condition of opening makes the utility model discloses practicality in the in-service use is higher to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a maintenance door with an anti-collision function for a centrifugal ventilator comprises an outer frame body and an inner frame body, wherein the inner frame body is arranged on the inner side of the outer frame body;
the first anti-collision mechanism comprises a sliding groove and a connecting plate, a first rack is fixedly arranged at the top of the connecting plate, a first rotating groove is formed in the top of the sliding groove, a first gear is arranged in the first rotating groove, a first rotating rod penetrates through the first gear, and friction rings are fixedly arranged on the outer walls of two sides of the first gear and the inner walls of two sides of the first rotating groove;
the second anti-collision mechanism comprises a first connecting block and a movable groove, two deflection rods are arranged on the first connecting block, a spring is fixedly arranged between the deflection rods, a second connecting block is arranged at one end of the second connecting block, a translation plate is fixedly arranged at one side of the second connecting block, friction layers are arranged on the outer wall of one side of the translation plate and the inner wall of one side of the movable groove, and rotating shafts are arranged at two ends of the deflection rods;
fixed connection mechanism includes the draw-in groove and accomodates the groove, it is provided with the translation groove to accomodate groove one side, translation groove top is provided with the second and rotates the groove and inside is provided with the movable block, the fixed fixture block that is provided with in movable block one end and the fixed second rack that is provided with in top, the second rotates the inslot portion and is provided with the second gear, the inside second bull stick that runs through of second gear is provided with, the fixed rotatory handle that is provided with of second bull stick one end.
In a preferred embodiment, the door body is provided with a transparent window, and the door body is hinged with the inner frame body through a hinge.
In a preferred embodiment, the first gear is rotatably connected to the first rotating groove through a first rotating rod, the first gear is engaged with the first rack, the connecting plate is bonded to the inner frame, and the sliding groove is provided inside the outer frame.
In a preferred embodiment, the deflection rod is hinged with the first connecting block and the second connecting block through a rotating shaft, and the movable grooves are arranged on two sides inside the outer frame body.
In a preferred embodiment, the clamping groove is matched with the clamping block in size, and the second gear is rotatably connected with the second rotating groove through the second rotating rod.
In a preferred embodiment, the clamping groove is arranged on the inner side of the inner frame body, the second gear is meshed with the second rack, and the outer wall of the rotating handle is provided with anti-skid grains.
The utility model discloses a technological effect and advantage:
1. through being equipped with first anticollision institution, second anticollision institution and fixed connection mechanism, can make the door body after the closure firmly link together with the inner frame body, when suffering striking simultaneously, through friction ring on the first gear and friction ring on the first rotating groove rub each other, friction layer on the translation board and friction layer on the movable groove rub each other and the spring is tensile, can offset most of the impact force, make the utility model not fragile, thereby make the utility model can continue to play the effect of maintenance protection for the centrifugal fan after suffering striking, also can not appear the situation that leads to the utility model to open because of damaging simultaneously, make the utility model have higher practicality in the actual use;
2. through being equipped with transparent window, can make the people need not open the door body alright with the condition that directly sees through transparent window and observe a body opposite side, through being equipped with anti-skidding line, can make the people hold the rotation and can not appear the phenomenon of skidding when rotating, the people of being convenient for rotate the rotation handle.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.
Fig. 3 is a side view of the outer frame of the present invention.
Fig. 4 is an enlarged view of a portion B in fig. 3 according to the present invention.
Fig. 5 is an enlarged view of the portion C in fig. 3 according to the present invention.
Fig. 6 is a schematic view of the three-dimensional structure of the translation plate of the present invention.
The reference signs are: the anti-collision door comprises an outer frame body 1, an inner frame body 2, a first anti-collision mechanism 3, a second anti-collision mechanism 4, a door body 5, a fixed connecting mechanism 6, a sliding chute 7, a connecting plate 8, a first rack 9, a first rotating groove 10, a first gear 11, a first rotating rod 12, a friction ring 13, a first connecting block 14, a deflection rod 15, a spring 16, a second connecting block 17, a translation plate 18, a movable groove 19, a friction layer 20, a rotating shaft 21, a clamping groove 22, a receiving groove 23, a translation groove 24, a second rotating groove 25, a movable block 26, a clamping block 27, a second rack 28, a second gear 29, a second rotating rod 30, a rotating handle 31 and a transparent window 32.
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.
As shown in fig. 1-6, the maintenance door for a centrifugal fan with an anti-collision function comprises an outer frame body 1 and an inner frame body 2, wherein the inner frame body 2 is arranged inside the outer frame body 1, a plurality of first anti-collision mechanisms 3 and a plurality of second anti-collision mechanisms 4 are arranged between the outer frame body 1 and the inner frame body 2, a door body 5 is arranged inside the inner frame body 2, the door body 5 is hinged with the inner frame body 2 through a hinge, and two fixed connection mechanisms 6 are arranged on the door body 5;
the first anti-collision mechanism 3 comprises a sliding groove 7 and a connecting plate 8, the connecting plate 8 is bonded with the inner frame body 2, the sliding groove 7 is arranged on the inner side of the outer frame body 1, a first rack 9 is fixedly arranged at the top of the connecting plate 8, a first rotating groove 10 is arranged at the top of the sliding groove 7, a first gear 11 is arranged inside the first rotating groove 10, the first gear 11 is meshed with the first rack 9, a first rotating rod 12 penetrates through the inside of the first gear 11, the first gear 11 is rotatably connected with the first rotating groove 10 through the first rotating rod 12, and friction rings 13 are fixedly arranged on the outer walls of two sides of the first gear 11 and the inner walls of two sides of the first rotating groove 10;
the second anti-collision mechanism 4 comprises a first connecting block 14 and a movable groove 19, the movable groove 19 is arranged on two sides inside the outer frame body 1, two deflection rods 15 are arranged on the first connecting block 14, the deflection rods 15 are hinged with the first connecting block 14 and a second connecting block 17 through rotating shafts 21, a spring 16 is fixedly arranged between the deflection rods 15, the second connecting block 17 is arranged at one end of each deflection rod 15, a translation plate 18 is fixedly arranged on one side of the second connecting block 17, friction layers 20 are arranged on the outer wall of one side of the translation plate 18 and the inner wall of one side of the movable groove 19, and the rotating shafts 21 are arranged at two ends of each deflection rod 15;
The implementation mode is specifically as follows: when the utility model is used, the rotating handle 31 can be manually rotated, the second rotating rod 30 drives the second gear 29 to rotate in the second rotating groove 25, the second gear 29 rotates to drive the movable block 26 to move outwards in the translation groove 24 through the second rack 28, the movable block 26 moves to drive the fixture block 27 to move outwards from the accommodating groove 23, the fixture block 27 is inserted into the clamping groove 22 after moving out, the door body 5 can be firmly connected with the inner frame body 2 after being closed, when the door body 5 is impacted, the door body 5 can drive the inner frame body 2 to move inwards the outer frame body 1, the inner frame body 2 can drive the connecting plate 8 to move in the sliding groove 7 during moving, the connecting plate 8 moves to drive the first gear 11 to rotate around the first rotating rod 12 in the first rotating groove 10 through the first rack 9, at this time, the friction rings 13 on the outer walls at both sides of the first gear 11 and the friction rings 13 on the inner walls at both sides of the first rotating groove 10 can rub against each other, and generates a larger friction force, and the friction force will counteract part of the impact force, when the inner frame body 2 moves, the deflection rod 15 will be extruded towards the inner side of the movable groove 19, so that the deflection rod 15 will deflect outwards around the rotating shaft 21 on the first connecting block 14, the deflection rod 15 will deflect outwards to stretch the spring 16, and at the same time, the translation plate 18 will be driven to translate on the inner wall of the movable groove 19, the friction layer 20 of the outer wall at one side of the translation plate 18 and the friction layer 20 of the inner wall at one side of the movable groove 19 will rub against each other, and generate a larger friction force, and the friction force will counteract part of the impact force, and at the same time, the spring 16 will also counteract part of the impact force, so that the utility model is not easy to be damaged, thereby the utility model can continue to play a role of maintenance protection for the centrifugal ventilator after being impacted, also can not appear simultaneously because damage and lead to the utility model discloses the unable condition of opening makes the utility model discloses the practicality in the in-service use process is higher.
As shown in fig. 1 and 3, the maintenance door for a centrifugal fan with an anti-collision function further comprises a transparent window 32, the transparent window 32 is arranged on the door body 5, and the outer wall of the rotating handle 31 is provided with anti-slip lines.
The implementation mode is specifically as follows: when using the utility model discloses the time, the people need not open a body 5 alright with the condition that directly sees through transparent window 32 and observe a body 5 opposite side, when the people will open a body 5, need rotate 31, because the rotation is provided with anti-skidding line on 31 for the people is holding the rotation and can not appear the phenomenon of skidding when 31 rotates 31, and the people of being convenient for rotate 31.
The utility model discloses the theory of operation:
referring to the attached drawings 1-6 of the specification, when the utility model is used, the closed door body 5 and the inner frame body 2 can be firmly connected together by arranging the first anti-collision mechanism 3, the second anti-collision mechanism 4 and the fixed connecting mechanism 6, and when the door body is impacted, most of impact force can be counteracted by mutual friction of the friction ring 13 on the first gear 11 and the friction ring 13 on the first rotating groove 10, mutual friction of the friction layer 20 on the translation plate 18 and mutual friction of the friction layer 20 on the movable groove 19 and stretching of the spring 16, so that the utility model is not easy to damage, thereby the utility model can continue to play a role of maintenance protection for the centrifugal fan after being impacted, and simultaneously the situation that the utility model can not be opened due to damage can not occur, thus the utility model has higher practicability in the actual use process;
referring to description figure 1 and figure 3, when using the utility model discloses the time, through being equipped with transparent window 32, can make the people need not open a body 5 alright with the condition that directly sees the 5 opposite sides of the body of the door in transparent window 32, through being equipped with anti-skidding line, can make the people hold the rotation 31 and can not appear the phenomenon of skidding when rotating, the people of being convenient for rotate the rotation 31.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a maintenance door for centrifugal fan with anticollision function, includes outer frame body (1) and interior frame body (2), interior frame body (2) set up in outer frame body (1) inboard, its characterized in that: a plurality of first anti-collision mechanisms (3) and a plurality of second anti-collision mechanisms (4) are arranged between the outer frame body (1) and the inner frame body (2), a door body (5) is arranged on the inner side of the inner frame body (2), and two fixed connection mechanisms (6) are arranged on the door body (5);
the first anti-collision mechanism (3) comprises a sliding chute (7) and a connecting plate (8), a first rack (9) is fixedly arranged at the top of the connecting plate (8), a first rotating groove (10) is arranged at the top of the sliding chute (7), a first gear (11) is arranged in the first rotating groove (10), a first rotating rod (12) penetrates through the first gear (11), and friction rings (13) are fixedly arranged on the outer walls of two sides of the first gear (11) and the inner walls of two sides of the first rotating groove (10);
the second anti-collision mechanism (4) comprises a first connecting block (14) and a movable groove (19), two deflection rods (15) are arranged on the first connecting block (14), a spring (16) is fixedly arranged between the deflection rods (15), a second connecting block (17) is arranged at one end of each deflection rod, a translation plate (18) is fixedly arranged at one side of each second connecting block (17), friction layers (20) are arranged on the outer wall of one side of each translation plate (18) and the inner wall of one side of the movable groove (19), and rotating shafts (21) are arranged at two ends of each deflection rod (15);
fixed connection mechanism (6) include draw-in groove (22) and accomodate groove (23), it is provided with translation groove (24) to accomodate groove (23) one side, translation groove (24) top is provided with the second and rotates groove (25) and inside and be provided with movable block (26), movable block (26) one end is fixed to be provided with fixture block (27) and the fixed second rack (28) that is provided with in top, the second rotates groove (25) inside and is provided with second gear (29), second gear (29) inside runs through and is provided with second bull stick (30), second bull stick (30) one end is fixed to be provided with rotatory handle (31).
2. The maintenance door for a centrifugal fan having an anti-collision function according to claim 1, characterized in that: the door body (5) is provided with a transparent window (32), and the door body (5) is hinged with the inner frame body (2) through a hinge.
3. The maintenance door for a centrifugal fan having an anti-collision function according to claim 1, characterized in that: first gear (11) are connected through first bull stick (12) and first commentaries on classics groove (10) rotation, first gear (11) and first rack (9) meshing, connecting plate (8) bond with interior framework (2), spout (7) set up in outer framework (1) inboard.
4. The maintenance door for a centrifugal fan having an anti-collision function according to claim 1, characterized in that: the deflection rod (15) is hinged with the first connecting block (14) and the second connecting block (17) through a rotating shaft (21), and the movable grooves (19) are arranged on two sides of the inner portion of the outer frame body (1).
5. The maintenance door for a centrifugal fan having an anti-collision function according to claim 1, characterized in that: the clamping groove (22) is matched with the clamping block (27) in size, and the second gear (29) is rotatably connected with the second rotating groove (25) through a second rotating rod (30).
6. The maintenance door for a centrifugal fan having an anti-collision function according to claim 1, characterized in that: the clamping groove (22) is formed in the inner side of the inner frame body (2), the second gear (29) is meshed with the second rack (28), and anti-slip grains are arranged on the outer wall of the rotating handle (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920398170.8U CN210317057U (en) | 2019-03-27 | 2019-03-27 | Maintenance door with anti-collision function for centrifugal ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920398170.8U CN210317057U (en) | 2019-03-27 | 2019-03-27 | Maintenance door with anti-collision function for centrifugal ventilator |
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| Publication Number | Publication Date |
|---|---|
| CN210317057U true CN210317057U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920398170.8U Active CN210317057U (en) | 2019-03-27 | 2019-03-27 | Maintenance door with anti-collision function for centrifugal ventilator |
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| CN (1) | CN210317057U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113260191A (en) * | 2021-05-14 | 2021-08-13 | 嘉兴瓦格电气有限公司 | Electric automatization movable protection regulator cubicle |
-
2019
- 2019-03-27 CN CN201920398170.8U patent/CN210317057U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113260191A (en) * | 2021-05-14 | 2021-08-13 | 嘉兴瓦格电气有限公司 | Electric automatization movable protection regulator cubicle |
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