CN220849487U

CN220849487U - Shutter with heat preservation function

Info

Publication number: CN220849487U
Application number: CN202321530535.0U
Authority: CN
Inventors: 赵雷; 高秀云; 王莹; 张令权; 仪荣; 樊沃周; 岳义淼; 罗佳钰; 赵可; 周鸿博; 姜潇
Original assignee: Economic and Technological Research Institute of State Grid Jiangsu Electric Power Co Ltd
Current assignee: Economic and Technological Research Institute of State Grid Jiangsu Electric Power Co Ltd
Priority date: 2023-06-15
Filing date: 2023-06-15
Publication date: 2024-04-26
Anticipated expiration: 2033-06-15

Abstract

The utility model belongs to the technical field of substation ventilation, and particularly relates to a shutter with a heat preservation function, which comprises: the inner edge of the outer frame body is rotationally connected with a plurality of blades from top to bottom at equal intervals, the edges of two adjacent blades are overlapped, and a sealing assembly is arranged at the overlapped part of the two adjacent blades; the inner side top end of the outer frame body is fixedly connected with a first auxiliary sealing component, the bottom end of the first auxiliary sealing component is matched with the blade positioned at the top end, the inner side bottom end of the outer frame body is fixedly connected with a second auxiliary sealing component, and the second auxiliary sealing component is matched with the blade positioned at the bottom end; one side of the outer frame body is provided with a driving component which is connected with a plurality of blades in a transmission way. The utility model can isolate indoor and outdoor air, realize heat preservation effect, and ventilate to exhaust indoor harmful gas.

Description

Shutter with heat preservation function

Technical Field

The utility model belongs to the technical field of substation ventilation, and particularly relates to a shutter with a heat preservation function.

Background

In the transformer substation engineering at present, a ventilation and accident exhaust system is required to be configured in the space where high-voltage equipment is arranged, and an air inlet of the ventilation and accident exhaust system is usually arranged at the lower part of a room lighting window, and a fixed semi-open shutter is generally adopted.

Various abnormal weather in severe cold areas directly influence the change of the using temperature of equipment, directly influence the performance of the insulating material of the power equipment, and further cause various abnormal phenomena, but the existing ventilation and accident exhaust system cannot play a role in heat insulation, and cannot keep the room temperature stable.

Meanwhile, the areas of the transformer substation and the distribution room are generally broken by using sulfur hexafluoride gas as an insulating medium. The sulfur hexafluoride gas has good insulativity and arc extinction, and is widely used in substations and distribution rooms. Sulfur hexafluoride is nontoxic, but can generate toxic substances under the action of high-temperature electric arcs, and if the sulfur hexafluoride is used, mismanaged or is not recycled and regenerated by a correct method, SF6 gas leakage is caused, so that life of people is threatened. The transformer substation needs to keep stable indoor temperature, and the configuration equipment of the transformer substation needs to have good heat preservation and insulation performance so as to reduce the energy consumption of the transformer substation. When the outdoor temperature changes greatly, the indoor equipment can be caused to generate condensation phenomenon, and potential safety hazards are brought to the equipment.

Therefore, a shutter with heat preservation function is needed.

Disclosure of utility model

The utility model aims to provide a shutter with a heat preservation function so as to solve the problems.

In order to achieve the above object, the present utility model provides the following solutions:

A blind with thermal insulation function, comprising: the outer frame body is rotationally connected with a plurality of blades at equal intervals from top to bottom at the inner edge of the outer frame body, the edges of two adjacent blades are overlapped, and a sealing assembly is arranged at the overlapped part of the two adjacent blades;

The inner side top end of the outer frame body is fixedly connected with a first auxiliary sealing component, the bottom end of the first auxiliary sealing component is matched with the blade positioned at the top end, the inner side bottom end of the outer frame body is fixedly connected with a second auxiliary sealing component, and the second auxiliary sealing component is matched with the blade positioned at the bottom end;

One side of the outer frame body is provided with a driving assembly, and the driving assembly is in transmission connection with a plurality of blades.

Preferably, 匚 box bodies are fixedly connected to two opposite side walls of the outer frame body, the 匚 box bodies are arranged along the length direction of the outer frame body, and the opening of the 匚 box bodies faces the inner side wall of the outer frame body;

The two ends of the blade are respectively in sliding contact with the two 匚 -shaped box bodies, the two ends of the blade are fixedly connected with first short shafts, the two first short shafts are coaxially arranged, and the two first short shafts are respectively and rotatably connected with the two 匚 -shaped box bodies.

Preferably, the sealing assembly comprises a first seal fixedly connected to the side wall of the blade, the first seal is arranged along the length direction of the blade, and the first seal is positioned at the bottom end of the blade.

Preferably, the first auxiliary sealing assembly comprises an upper auxiliary sealing plate fixedly connected to the top end of the inner side of the outer frame body, two ends of the upper auxiliary sealing plate are fixedly connected with two 匚 -shaped box bodies respectively, the upper auxiliary sealing plate is arranged in parallel with the blades, a second sealing strip is fixedly connected to the side wall of the upper auxiliary sealing plate, the second sealing strip is arranged along the length direction of the upper auxiliary sealing plate, and the second sealing strip is attached to the blades positioned at the top end.

Preferably, the second auxiliary sealing assembly comprises a lower auxiliary sealing plate fixedly connected to the bottom end of the inner side of the outer frame body, two ends of the lower auxiliary sealing plate are fixedly connected with two 匚 -shaped box bodies respectively, the lower auxiliary sealing plate is arranged in parallel with the blades, and the side wall of the lower auxiliary sealing plate is attached to the first sealing strip on the blades at the bottom end.

Preferably, the driving assembly comprises a telescopic rod hinged to the bottom wall of the inner side of the outer frame body, the telescopic rod is located in the 匚 -shaped box body, the telescopic end of the telescopic rod is hinged to the bottom end of a transmission rod, a plurality of second short rods are connected to the transmission rod in a rotating mode, the second short rods are arranged at equal intervals from top to bottom, a cam is fixedly connected to the second short rods, the cam is arranged in a one-to-one mode, the cam is arranged in a plurality of first short shafts in a one-to-one mode, the cam is fixedly connected with the first short shafts, the first short shafts are parallel to the axes of the second short rods, the first short shafts are eccentrically arranged with the second short rods, and an included angle exists between a connecting line of the first short shafts and the second short rods and the transmission rod.

Preferably, the top end of the telescopic rod is fixedly connected with a shaft seat, and the shaft seat is hinged with the transmission rod through a first short rod.

Preferably, a temperature sensor is fixedly connected to the inner side wall of the 匚 -shaped box body, and a temperature measuring probe of the temperature sensor penetrates out of one side wall of the 匚 -shaped box body, which is located indoors.

Compared with the prior art, the utility model has the following advantages and technical effects:

in the utility model, a plurality of blades are arranged at equal intervals from top to bottom, the edges of two adjacent blades are overlapped, and the overlapped parts of the two adjacent blades are provided with sealing assemblies, so that when the shutter is closed, the shutter can separate the indoor from the outdoor, and the ventilation of the indoor and the outdoor is avoided, thereby playing a role in heat preservation and heat insulation; the first auxiliary sealing component and the second auxiliary sealing component are matched with the blades at the top end and the bottom end, so that gaps between the blades and the outer frame body are reduced, and the tightness of the utility model is further improved;

When ventilation is needed, the driving assembly drives the blades to rotate and separate, and therefore the indoor harmful gas can be discharged through ventilation.

The utility model can isolate indoor and outdoor air, realize heat preservation effect, and ventilate to exhaust indoor harmful gas.

Drawings

For a clearer description of an embodiment of the utility model or of the solutions of the prior art, the drawings that are needed in the embodiment will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:

FIG. 1 is a front view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is a cross-sectional view B-B in FIG. 2;

FIG. 5 is a partial enlarged view at C in FIG. 2;

FIG. 6 is a top view of a 匚 -shaped cartridge of the present utility model;

Wherein, 1, the outer frame body; 2. a transmission rod; 3. a cam; 4. a telescopic rod; 5.匚 -shaped box body; 6. a first stub shaft; 7. a blade; 8. an upper auxiliary sealing plate; 9. a lower auxiliary sealing plate; 10. a shaft seat; 11. a first stub; 12. a second short bar; 13. a first seal; 14. and a second seal.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1 to 6, the present utility model discloses a blind with a heat preservation function, comprising: the outer frame body 1, the inner edge of the outer frame body 1 is rotationally connected with a plurality of blades 7 from top to bottom at equal intervals, the edges of two adjacent blades 7 are overlapped, and a sealing assembly is arranged at the overlapped part of the two adjacent blades 7;

The top end of the inner side of the outer frame body 1 is fixedly connected with a first auxiliary sealing component, the bottom end of the first auxiliary sealing component is matched with the blade 7 positioned at the top end, the bottom end of the inner side of the outer frame body 1 is fixedly connected with a second auxiliary sealing component, and the second auxiliary sealing component is matched with the blade 7 positioned at the bottom end;

one side of the outer frame body 1 is provided with a driving component which is in transmission connection with a plurality of blades 7.

In the device, a plurality of blades 7 are arranged at equal intervals from top to bottom, the edges of two adjacent blades 7 are overlapped, a sealing assembly is arranged at the overlapped part of the two adjacent blades 7, and when the shutter is closed, the blades 7 can separate the indoor from the outdoor, so that the indoor and outdoor air circulation is avoided, and the effects of heat preservation and heat insulation are achieved; the first auxiliary sealing component and the second auxiliary sealing component are matched with the blades 7 positioned at the top end and the bottom end, so that gaps between the blades and the outer frame body 1 are reduced, and the tightness of the device is further improved;

When ventilation is needed, the driving assembly drives the blades 7 to rotate and separate, and the ventilation can be realized to discharge indoor harmful gas.

According to a further optimization scheme, 匚 -shaped box bodies 5 are fixedly connected to two opposite side walls of the outer frame body 1, the 匚 -shaped box bodies 5 are arranged along the length direction of the outer frame body 1, and the opening of the 匚 -shaped box bodies 5 faces the inner side wall of the outer frame body 1;

The two ends of the blade 7 are respectively in sliding contact with the two 匚 -shaped box bodies 5, the two ends of the blade 7 are fixedly connected with the first short shafts 6, the two first short shafts 6 are coaxially arranged, and the two first short shafts 6 are respectively and rotatably connected with the two 匚 -shaped box bodies 5.

The blades 7 are rotatably connected between the two 匚 -shaped boxes by means of two first stub shafts 6.

Further optimizing scheme, seal assembly includes the first strip of paper used for sealing 13 of rigid coupling on blade 7 lateral wall, and first strip of paper used for sealing 13 sets up along the length direction of blade 7, and first strip of paper used for sealing 13 is located the bottom of blade 7.

The first seal 13 fixedly connected to any blade 7 is attached to the side wall of the adjacent blade 7, so that the sealing effect is enhanced.

Further optimizing scheme, first auxiliary seal subassembly is including the upper auxiliary seal plate 8 of rigid coupling at the inboard top of frame body 1, and upper auxiliary seal plate 8's both ends respectively with two 匚 shape box body 5 rigid couplings, upper auxiliary seal plate 8 and blade 7 parallel arrangement, the rigid coupling has second strip of paper used for sealing 14 on upper auxiliary seal plate 8's the lateral wall, and second strip of paper used for sealing 14 sets up along the length direction of upper auxiliary seal plate 8, and second strip of paper used for sealing 14 is laminated with blade 7 that is located the top.

The second seal 14 is fixedly connected to the side wall of the upper auxiliary sealing plate 8, the second seal 14 is attached to the side wall of the blade 7 at the top end, gaps are avoided between the blade 7 at the top end and the inner top wall of the outer frame body 1, and the sealing effect is enhanced.

The material of the second seal 14 and the first seal 13 is preferably aluminum silicate fiber, and the material of the blade 7 is preferably carbon fiber board.

Further optimizing scheme, the second auxiliary sealing assembly includes the lower auxiliary sealing plate 9 of rigid coupling in the inboard bottom of frame body 1, and the both ends of lower auxiliary sealing plate 9 respectively with two 匚 shape box body 5 rigid couplings, lower auxiliary sealing plate 9 and blade 7 parallel arrangement, the lateral wall of lower auxiliary sealing plate 9 is laminated with the first strip of paper used for sealing 13 on the blade 7 that is located the bottom.

The lower auxiliary sealing plate 9 is attached to the first sealing strip 13 on the blade 7 at the bottom end, so that gaps are avoided between the blade 7 at the bottom end and the inner bottom wall of the outer frame body 1, and the sealing effect is enhanced.

Further optimizing scheme, the actuating assembly is including articulating telescopic link 4 on the inboard diapire of frame body 1, telescopic link 4 is located 匚 shape box body, telescopic link 4's flexible end articulates there is the bottom of transfer line 2, rotate on the transfer line 2 and be connected with a plurality of second quarter butt 12, a plurality of second quarter butt 12 are by last equidistant setting down, the rigid coupling has cam 3 on the second quarter butt 12, a plurality of cams 3 and a plurality of first minor axis 6 one-to-one setting, cam 3 and first minor axis 6 rigid coupling, the axis parallel arrangement of first minor axis 6 and second quarter butt 12, first minor axis 6 and the eccentric setting of second quarter butt 12, there is the contained angle between the link of first minor axis 6 and second quarter butt 12 and the transfer line 2.

The extension of the telescopic rod 4 drives the transmission rod 2 to move, the transmission rod 2 drives the cams 3 to move, and then the blades 7 are driven to rotate and separate through the first short shaft 6, so that ventilation and exhaust can be realized. An included angle exists between the connecting line of the first short shaft 6 and the second short rod 12 and the transmission rod 2, so that the situation that the device cannot move due to the fact that the connecting line of the first short shaft 6 and the second short rod 12 is parallel to the transmission rod 2 is avoided.

In a further optimized scheme, the top end of the telescopic rod 4 is fixedly connected with a shaft seat 10, and the shaft seat 10 is hinged with the transmission rod 2 through a first short rod 11.

In a further optimized scheme, a temperature sensor is fixedly connected to the inner side wall of the 匚 -shaped box body 5, and a temperature measuring probe of the temperature sensor penetrates out of one side wall of the 匚 -shaped box body 5, which is positioned indoors.

The indoor temperature is measured through a temperature sensor, when the indoor temperature is too high, the telescopic rod 4 stretches to drive the blades 7 to rotate and open for ventilation; when the indoor temperature reaches a set value, the telescopic rod 4 contracts to drive the blades 7 to rotate and close, so that heat preservation is realized. The temperature sensor is electrically connected with a PLC controller, and the PLC controller is electrically connected with the telescopic rod 4.

When in use, at least two devices are arranged in the same room, thereby better realizing ventilation effect. In order to better realize the ventilation effect, one side of the device, which is positioned indoors, is provided with a ventilation fan.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. A shutter having a heat preservation function, comprising: the outer frame body (1), the inner edge of the outer frame body (1) is rotationally connected with a plurality of blades (7) from top to bottom at equal intervals, the edges of two adjacent blades (7) are overlapped, and a sealing assembly is arranged at the overlapped part of the two adjacent blades (7);

the inner side top end of the outer frame body (1) is fixedly connected with a first auxiliary sealing component, the bottom end of the first auxiliary sealing component is matched with the blade (7) positioned at the top end, the inner side bottom end of the outer frame body (1) is fixedly connected with a second auxiliary sealing component, and the second auxiliary sealing component is matched with the blade (7) positioned at the bottom end;

one side of the outer frame body (1) is provided with a driving component which is in transmission connection with a plurality of blades (7).

2. A shutter with thermal insulation function according to claim 1, characterized in that: the two opposite side walls of the outer frame body (1) are fixedly connected with 匚 -shaped box bodies (5), the 匚 -shaped box bodies (5) are arranged along the length direction of the outer frame body (1), and the opening of the 匚 -shaped box bodies (5) faces the inner side wall of the outer frame body (1);

The two ends of the blade (7) are respectively in sliding contact with the two 匚 -shaped box bodies (5), the two ends of the blade (7) are fixedly connected with first short shafts (6), the two first short shafts (6) are coaxially arranged, and the two first short shafts (6) are respectively and rotatably connected with the two 匚 -shaped box bodies (5).

3. A shutter with thermal insulation function according to claim 2, characterized in that: the sealing assembly comprises a first seal (13) fixedly connected to the side wall of the blade (7), the first seal (13) is arranged along the length direction of the blade (7), and the first seal (13) is located at the bottom end of the blade (7).

4. A shutter with thermal insulation function according to claim 2, characterized in that: the first auxiliary sealing assembly comprises an upper auxiliary sealing plate (8) fixedly connected to the top end of the inner side of the outer frame body (1), two ends of the upper auxiliary sealing plate (8) are fixedly connected with two 匚 -shaped box bodies (5) respectively, the upper auxiliary sealing plate (8) is arranged in parallel with the blades (7), a second sealing strip (14) is fixedly connected to the side wall of the upper auxiliary sealing plate (8), the second sealing strip (14) is arranged along the length direction of the upper auxiliary sealing plate (8), and the second sealing strip (14) is attached to the blades (7) located at the top end.

5. A shutter with thermal insulation function according to claim 3, characterized in that: the second auxiliary sealing assembly comprises a lower auxiliary sealing plate (9) fixedly connected to the bottom end of the inner side of the outer frame body (1), two ends of the lower auxiliary sealing plate (9) are fixedly connected with the two 匚 -shaped box bodies (5) respectively, the lower auxiliary sealing plate (9) is arranged in parallel with the blades (7), and the side wall of the lower auxiliary sealing plate (9) is attached to the first sealing strip (13) on the blades (7) at the bottom end.

6. A shutter with thermal insulation function according to claim 2, characterized in that: the driving assembly comprises a telescopic rod (4) hinged to the bottom wall of the inner side of the outer frame body (1), the telescopic rod (4) is located in a 匚 -shaped box body, the telescopic end of the telescopic rod (4) is hinged to the bottom end of a transmission rod (2), a plurality of second short rods (12) are rotatably connected to the transmission rod (2), the second short rods (12) are arranged at equal intervals from top to bottom, a cam (3) is fixedly connected to the second short rods (12), a plurality of cams (3) are arranged in one-to-one correspondence with the first short rods (6), the cam (3) is fixedly connected with the first short rods (6), the first short rods (6) are parallel to the axis of the second short rods (12), the first short rods (6) are eccentrically arranged with the second short rods (12), and an included angle exists between the connecting lines of the first short rods (6) and the second short rods (12) and the transmission rod (2).

7. The shutter with heat preservation function according to claim 6, wherein: the top end of the telescopic rod (4) is fixedly connected with a shaft seat (10), and the shaft seat (10) is hinged with the transmission rod (2) through a first short rod (11).

8. A shutter with thermal insulation function according to claim 2, characterized in that: the inner side wall of the 匚 -shaped box body is fixedly connected with a temperature sensor, and a temperature measuring probe of the temperature sensor penetrates out of one side wall of the 匚 -shaped box body (5) located indoors.