CN220378567U

CN220378567U - Ventilator for heating and ventilation

Info

Publication number: CN220378567U
Application number: CN202321549459.8U
Authority: CN
Inventors: 于振勇; 施佳鑫; 任飞帆; 袁皓
Original assignee: Heilongjiang Province Qianjin Farm Heating Station
Current assignee: Heilongjiang Province Qianjin Farm Heating Station
Priority date: 2023-06-17
Filing date: 2023-06-17
Publication date: 2024-01-23
Anticipated expiration: 2033-06-17

Abstract

The utility model discloses a ventilator for heating and ventilation, which comprises a main body, a protective cover, four positioning frames and four positioning boxes, wherein the rear side of the protective cover penetrates to the front side of the main body, the four positioning frames are sleeved on the surface of the protective cover, the positioning frames are uniformly distributed, the top parts of the positioning frames are fixedly connected with the bottom parts of the positioning boxes, and the rear side of the positioning boxes penetrates to the front side of the main body. The utility model realizes that the surface of the ventilator is generally provided with the protective cover by arranging the main body, the protective cover, the four positioning frames and the four positioning boxes for use, so that the effect that people can not only protect the internal fan blades, but also prevent the body parts from being carelessly stretched into the fan blades, the protective cover is usually fixed by screwing bolts, and the fan blades are more complicated to maintain and replace, thereby providing the ventilator for heating and ventilation, which can conveniently and rapidly detach and install the protective cover without affecting the function of the protective cover, and is convenient for the use of staff.

Description

Ventilator for heating and ventilation

Technical Field

The utility model belongs to the technical field of ventilators, and particularly relates to a ventilator for heating and ventilation.

Background

The ventilator is a driven fluid machine which increases the pressure of the gas and discharges the gas by means of the input mechanical energy, and the exhaust pressure is lower than 1.5X10A 4 Pa. Modern ventilators are widely used for ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and induced air of boilers and industrial furnaces, cooling and ventilation in air conditioning equipment and household electrical appliances, drying and selection of grains, inflation and propulsion of wind tunnel wind sources and air cushion ships and the like, and with the development of technology, the purposes of the ventilators are not satisfied with simple ventilation and air supply, people are also commonly used for ventilating fans to heat by arranging an internal heating device, however, the surfaces of the ventilators are generally provided with a protective cover for protecting the internal fan blades and preventing people from carelessly stretching body parts into the fan blades, and the protective cover is usually fixed in a bolt tightening mode, so that the ventilator for heating and ventilation is provided, the protective cover can be detached and installed conveniently and rapidly while the functions of the protective cover are not affected, and the use of workers is facilitated.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model provides the ventilator for heating and ventilation, which has the advantage of convenient adjustment, solves the problems that the surface of the existing ventilator is generally provided with a protective cover, the internal fan blades are protected, the body part is prevented from being carelessly stretched into the fan blades, the protective cover is usually fixed in a bolt tightening mode, and the fan blades are more complicated to maintain and replace, so that the ventilator for heating and ventilation is provided, the protective cover can be detached and installed conveniently and rapidly without affecting the function of the protective cover, and the use of staff is facilitated.

The utility model discloses a ventilator for heating and ventilation, which comprises a main body, a protective cover, four positioning frames and four positioning boxes, wherein the rear side of the protective cover penetrates to the front side of the main body, the four positioning frames are sleeved on the surface of the protective cover and are uniformly distributed, the top of each positioning frame is fixedly connected with the bottom of each positioning box, the rear side of each positioning box penetrates to the front side of the main body, each positioning box comprises a positioning assembly, the top of each positioning assembly penetrates to the top of each positioning box, and the right side of each positioning assembly penetrates to the right side of each positioning box.

As the preferable mode of the utility model, the positioning component comprises a pull rod, an inclined rod, two fixing blocks and a cross rod, wherein the top of the pull rod penetrates through the top of the positioning box, the front side of the pull rod is movably connected with the rear side of the inclined rod through a first rotating shaft, the top of the fixing block is fixedly connected with the inner wall of the positioning box, the inclined rod is movably connected with the two fixing blocks through a second rotating shaft, the rear side of the inclined rod is movably connected with the front side of the cross rod through a third rotating shaft, and the right side of the cross rod penetrates through the right side of the positioning box.

As the preferable mode of the utility model, the front side of the diagonal rod is provided with the sliding groove, the sliding groove is matched with the pull rod and the cross rod, and the sliding groove is arranged to ensure the moving stroke of the pull rod and the cross rod to be satisfied and ensure the stability of the structure.

As the preferable mode of the utility model, the first limiting block and the second limiting block are fixedly arranged on the inner wall of the positioning box, the first limiting block is sleeved on the surface of the pull rod, the second limiting block is sleeved on the surface of the cross rod, and the moving track of the pull rod and the cross rod can be limited by arranging the first limiting block and the second limiting block so as to move according to the preset track.

As the preferred one of the utility model, the inner wall of the positioning box is fixedly provided with the first spring and the second spring, the bottom of the first spring is fixedly connected with the bottom of the pull rod, the right side of the second spring is fixedly connected with the left side of the cross rod, and the pull rod and the cross rod can be more conveniently returned to the original position after moving by arranging the first spring and the second spring.

As the utility model is preferable, the front side of the main body is provided with four positioning grooves which are matched with the positioning boxes, and by arranging the positioning grooves, workers can perform a preliminary fixing effect through the matching of the positioning boxes and the positioning grooves.

As the utility model is preferable, the opposite sides of the four positioning grooves are provided with positioning holes, the positioning holes are matched with the cross bars, and by arranging the positioning holes, workers can further fix the protective cover through the matching of the cross bars and the positioning holes.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the ventilator for heating and ventilation, the main body, the protection cover, the four locating frames and the four locating boxes are arranged for matching, and the protection cover and the main body can be assembled and disassembled through adjustment of the locating boxes, so that the effect that the protection cover is assembled and disassembled conveniently and rapidly, and the use effect of workers is facilitated, and the protection cover is convenient.

2. According to the utility model, by arranging the positioning assembly, a worker can further fix the protective cover and the main body, and the positioning box is more convenient to adjust.

Drawings

FIG. 1 is a partial cross-sectional view of a structure provided by an embodiment of the present utility model;

FIG. 2 is a schematic perspective view of a body provided in an embodiment of the present utility model;

FIG. 3 is a partial enlarged view of FIG. 1 at A provided by an embodiment of the present utility model;

fig. 4 is a partial enlarged view of fig. 2 at B provided by an embodiment of the present utility model.

In the figure: 1. a main body; 2. a protective cover; 3. a positioning frame; 4. a positioning box; 5. a positioning assembly; 501. a pull rod; 502. a diagonal rod; 503. a fixed block; 504. a cross bar; 6. a chute; 7. a first limiting block; 8. a second limiting block; 9. a first spring; 10. a second spring; 11. a positioning groove; 12. and positioning holes.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the ventilation ventilator for heating and ventilation provided by the embodiment of the utility model includes a main body 1, a protective cover 2, positioning frames 3, positioning boxes 4, a positioning assembly 5, a pull rod 501, an inclined rod 502, a fixing block 503, a cross rod 504, a chute 6, a first limiting block 7, a second limiting block 8, a first spring 9, a second spring 10, a positioning slot 11 and a positioning hole 12, wherein the rear side of the protective cover 2 penetrates to the front side of the main body 1, the protective cover 2, four positioning frames 3 and four positioning boxes 4, the four positioning frames 3 are all sleeved on the surface of the protective cover 2, the positioning frames 3 are uniformly distributed, the top of the positioning frames 3 is fixedly connected with the bottom of the positioning boxes 4, the rear side of the positioning boxes 4 penetrates to the front side of the main body 1, the positioning boxes 4 include the positioning assembly 5, the top of the positioning assembly 5 penetrates to the top of the positioning boxes 4, and the right side of the positioning assembly 5 penetrates to the right side of the positioning boxes 4.

Referring to fig. 3, the positioning assembly 5 includes a pull rod 501, an inclined rod 502, two fixing blocks 503 and a cross rod 504, wherein the top of the pull rod 501 penetrates to the top of the positioning box 4, the front side of the pull rod 501 is movably connected with the rear side of the inclined rod 502 through a first rotating shaft, the top of the fixing block 503 is fixedly connected with the inner wall of the positioning box 4, the inclined rod 502 is movably connected with the two fixing blocks 503 through a second rotating shaft, the rear side of the inclined rod 502 is movably connected with the front side of the cross rod 504 through a third rotating shaft, and the right side of the cross rod 504 penetrates to the right side of the positioning box 4.

The scheme is adopted: by providing the positioning assembly 5, a worker can be enabled to manipulate the cross bar 504 by adjusting the tie rod 501.

Referring to fig. 3, a chute 6 is formed on the front side of the diagonal member 502, and the chute 6 is used in cooperation with both a tie 501 and a cross bar 504.

The scheme is adopted: by providing the chute 6, the moving stroke of the tie rod 501 and the cross rod 504 can be satisfied, and the stability of the structure can be ensured.

Referring to fig. 3, a first limiting block 7 and a second limiting block 8 are fixedly installed on the inner wall of the positioning box 4, the first limiting block 7 is sleeved on the surface of the pull rod 501, and the second limiting block 8 is sleeved on the surface of the cross rod 504.

The scheme is adopted: by providing the first stopper 7 and the second stopper 8, the movement track of the tie rod 501 and the cross rod 504 can be restricted, and the tie rod can be moved according to a preset track.

Referring to fig. 3, a first spring 9 and a second spring 10 are fixedly installed on the inner wall of the positioning box 4, the bottom of the first spring 9 is fixedly connected with the bottom of the pull rod 501, and the right side of the second spring 10 is fixedly connected with the left side of the cross rod 504.

The scheme is adopted: by arranging the first spring 9 and the second spring 10, the pull rod 501 and the cross rod 504 can be more conveniently returned to the original position after moving.

Referring to fig. 1 and 2, four positioning grooves 11 are formed in the front side of the main body 1, and the positioning grooves 11 are matched with the positioning box 4.

The scheme is adopted: through setting up constant head tank 11, can make the staff carry out a preliminary fixed effect through the cooperation of constant head tank 4 with constant head tank 11.

Referring to fig. 1 and 4, positioning holes 12 are formed on opposite sides of the four positioning grooves 11, and the positioning holes 12 are matched with the cross bar 504.

The scheme is adopted: by providing the positioning hole 12, the worker can further fix the protective cover 2 by the cooperation of the cross bar 504 and the positioning hole 12.

The working principle of the utility model is as follows:

when the protective cover is used, the pull rod 501 is moved upwards, the inclined rod 502 is moved upwards through the extrusion of the first rotating shaft to the inner wall of the sliding groove 6, the first spring 9 is compressed, the inclined rod 502 is rotated anticlockwise by taking the second rotating shaft as the circle center through the cooperation of the fixed block 503 and the second rotating shaft, the transverse rod 504 is moved leftwards to be separated from the positioning hole 12 through the extrusion of the inner wall of the sliding groove 6, the second spring 10 is compressed until the transverse rod 504 is retracted to the positioning box 4, the positioning box 4 can be separated from the positioning groove 11 at the moment, the protective cover 2 is detached, and the same pull rod 501 is moved upwards, the positioning box 4 can be inserted into the positioning groove 11 at the moment, the pull rod 501 is loosened, the transverse rod 504 extends out of the positioning box 4 to be inserted into the positioning hole 12 through the resilience force of the first spring 9 and the second spring 10, and the protective cover 2 is fixed.

To sum up: this ventilation fan for heating and ventilation through setting up main part 1, protection casing 2, locating rack 3, locating box 4, locating component 5, pull rod 501, diagonal bar 502, fixed block 503, horizontal pole 504, spout 6, first stopper 7, second stopper 8, first spring 9, second spring 10, the cooperation of constant head tank 11 and locating hole 12 is used, the surface that has solved the ventilation fan generally can set up a protection casing, also prevent that people from carelessly stretching into the flabellum with the health position when being used for protecting inside flabellum, fix the protection casing with the mode of bolt tightening usually, comparatively loaded down with trivial details when maintaining and changing the flabellum, thereby propose a ventilation fan for heating and ventilation, can convenient and fast dismantle and install the protection casing when not influencing the protection casing function, the problem of staff's use of being convenient for.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a ventilation blower for heating and ventilation, includes main part (1), protection casing (2), four locating rack (3) and four locating boxes (4), its characterized in that: the rear side of protection casing (2) is run through to the front side of main part (1), and four locating rack (3) all overlap and are established in the surface of protection casing (2), locating rack (3) evenly distributed, the top of locating rack (3) and the bottom fixed connection of locating box (4), the rear side of locating box (4) is run through to the front side of main part (1), locating box (4) include locating component (5), the top of locating component (5) is run through to the top of locating box (4), the right side of locating component (5) is run through to the right side of locating box (4), locating component (5) are including pull rod (501), diagonal rod (502), two fixed blocks (503) and horizontal pole (504), the top of pull rod (501) is run through to the top of locating box (4), the front side of pull rod (501) and the rear side of diagonal rod (502) are through first pivot swing joint, the top of fixed block (503) and the inner wall fixed connection of locating box (4) are run through to the right side of diagonal rod (502), the right side of diagonal rod (502) is run through with the pivot (504) of two movable connection to the right side of diagonal rod (502).

2. A ventilator for heating and ventilation as claimed in claim 1, wherein: a sliding groove (6) is formed in the front side of the inclined rod (502), and the sliding groove (6) is matched with the pull rod (501) and the cross rod (504).

3. A ventilator for heating and ventilation as claimed in claim 1, wherein: the inner wall fixed mounting of box (4) has first stopper (7) and second stopper (8), first stopper (7) cover is established in the surface of pull rod (501), second stopper (8) cover is established in the surface of horizontal pole (504).

4. A ventilator for heating and ventilation as claimed in claim 1, wherein: the inner wall fixed mounting of box (4) has first spring (9) and second spring (10), the bottom of first spring (9) and the bottom fixed connection of pull rod (501), the right side of second spring (10) and the left side fixed connection of horizontal pole (504).

5. A ventilator for heating and ventilation as claimed in claim 1, wherein: four positioning grooves (11) are formed in the front side of the main body (1), and the positioning grooves (11) are matched with the positioning boxes (4).

6. A ventilator for heating and ventilation as claimed in claim 1, wherein: and positioning holes (12) are formed in one side, opposite to the four positioning grooves (11), of the four positioning grooves, and the positioning holes (12) are matched with the cross rod (504).