CN219694284U

CN219694284U - Air volume cover bracket

Info

Publication number: CN219694284U
Application number: CN202321282100.9U
Authority: CN
Inventors: 莫斐; 卢佳华; 陈强; 曹旭栋; 谷月; 王凝
Original assignee: Shanghai Installation Engineering Group Co Ltd
Current assignee: Shanghai Installation Engineering Group Co Ltd
Priority date: 2023-05-25
Filing date: 2023-05-25
Publication date: 2023-09-15
Anticipated expiration: 2033-05-25

Abstract

The utility model relates to an air volume cover bracket, which comprises: the lifting drive device comprises supporting legs, a fixing rod, lifting rods, lifting drive devices and limiting pieces, wherein the bottom ends of the fixing rods are connected with the supporting legs, clamping pieces are arranged on the upper portions of the fixing rods, the lifting rods are arranged on the clamping pieces in a sliding mode, the lifting drive devices are arranged on the fixing rods and are in butt joint with the lifting rods, and the limiting pieces are provided with protrusions used for limiting the rotation positions of the lifting drive devices. The air volume cover bracket provided by the utility model can be lifted by one hand, is convenient and quick to operate, can be operated by one hand by a user, can be held by the other hand, and improves the working efficiency of the user. The support realizes stepless adjustment of the height through the cooperation of the gear rack so as to adapt to different height requirements, and simultaneously, the support can be fixed at any height through a ratchet structure.

Description

Air volume cover bracket

Technical Field

The utility model relates to the technical field of air conditioning system debugging, in particular to an air volume cover bracket.

Background

The air quantity test in the air conditioning system debugging process not only plays a role in checking the installation quality, but also relates to the energy saving effect of the air conditioning system in use and operation, so that the air quantity test of the air conditioning system is very important to the whole electromechanical installation engineering. The TSI air volume cover of the original air volume cover testing device is not provided with a supporting bracket, the air volume test can be completed only by manually ascending and lifting the air volume cover, an operator needs to move an ascending ladder after testing an air port, then climb to a certain height to perform the next measurement, and the reading of the air volume test data is required to be read through a data display on the air volume cover, so that the remote reading cannot be realized, the working intensity of the tester is higher, and the efficiency is slower. The De-pattern testo 420 type air volume cover on the current market is provided with a tripod as an air volume cover bracket, a display screen of the air volume cover bracket can be detached or other equipment can be connected through Bluetooth to display test data through APP, compared with the TSI air volume cover, the air volume cover has obvious function improvement, but the air volume cover is of a multi-section telescopic structure, after one air port is tested, a knob is required to be unscrewed again, a certain distance is lowered to move to the next air port, a bracket telescopic rod is lifted by one hand, the air volume cover is ensured to be tightly attached to a suspended ceiling, the knob is screwed by the other hand, the tripod has no roller, the tripod is required to be moved in a portable manner, under the condition that the air volume cover is not removed, the gravity center is close, and the air volume cover is easy to fall down.

Disclosure of Invention

The utility model aims to solve the problem that the adjustment can be completed only by matching two hands when the height of the traditional air volume cover bracket is adjusted, and adopts the following technical scheme: an air volume shroud support comprising: the lifting drive device comprises supporting legs, a fixing rod, lifting rods, lifting drive devices and limiting pieces, wherein the bottom ends of the fixing rods are connected with the supporting legs, clamping pieces are arranged on the upper portions of the fixing rods, the lifting rods are arranged on the clamping pieces in a sliding mode, the lifting drive devices are arranged on the fixing rods and are in butt joint with the lifting rods, and the limiting pieces are provided with protrusions used for limiting the rotation positions of the lifting drive devices.

Further improved, the lifting driving device comprises: the lifting device comprises a mounting seat, a driving gear and a driving wheel, wherein the mounting seat is arranged on a fixed rod, a mounting arm which faces to and is perpendicular to the lifting rod is arranged on the mounting seat, the driving gear is arranged on a rotating shaft, two ends of the rotating shaft are connected to the mounting arm, racks matched with the driving gear are arranged on the driving gear side of the lifting rod, and the driving wheel is connected with the rotating shaft.

Further improvement is, the locating part contains: ratchet and ratchet fixture block, the ratchet set up in the pivot, just the ratchet with drive gear synchronous rotation, the ratchet fixture block set up in on the mount pad, just ratchet fixture block one end set up in through the pivot on the mount pad, be equipped with on the ratchet fixture block to the ratchet side extends the arch.

In a further improvement, a handle is arranged on the driving wheel.

The fixing rod is further improved in that the fixing rod is provided with a handrail.

In a further improvement, the handrail comprises a cross bar and a vertical bar which are connected.

The improvement is that the cross bar is C-shaped, the vertical bar is L-shaped, the cross bar one end of the vertical bar is connected to the fixed bar, and the cross bar the other end of the vertical bar is connected.

In a further development, the support leg is formed by a plurality of divergently arranged legs.

In a further improvement, each foot is provided with a universal wheel.

The universal wheel is further improved in that a brake is arranged on the universal wheel.

The beneficial effects of the utility model are as follows:

the air volume cover bracket provided by the utility model can be lifted by one hand, is convenient and quick to operate, can be operated by one hand by a user, can be held by the other hand, and improves the working efficiency of the user. The support realizes stepless adjustment of the height through the cooperation of the gear rack so as to adapt to different height requirements, and simultaneously, the support can be fixed at any height through a ratchet structure.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a schematic view of an air volume shroud bracket structure of the present utility model;

fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

In the description of the utility model, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, 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 utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the utility model will be understood by those skilled in the art according to the specific circumstances.

As shown in fig. 1 and 2, the present utility model provides an air volume cover bracket, including: the lifting device comprises a supporting foot 1, a fixing rod 2, a lifting rod 3, lifting driving equipment 4 and a limiting piece 5, wherein the bottom end of the fixing rod 2 is vertically arranged and connected with the supporting foot 1, the whole support is kept in a vertical standing state through the supporting foot 1, a clamping piece 6 is arranged on the upper portion of the fixing rod 2, a C-shaped opening is formed in the front face of the clamping piece 6, a chute is formed in the C-shaped opening, the back face of the clamping piece 6 is used for being connected with the fixing rod 2, a connecting mode can be fixedly connected through bolts, the lifting rod 3 is fixedly connected through welding, the lifting rod 3 is slidably arranged on the clamping piece 6, particularly is clamped in the C-shaped opening of the clamping piece 6, the lifting driving equipment 4 is installed on the fixing rod 2 and is abutted with the lifting rod 3, power is used for providing for lifting of the lifting rod 3, and the limiting piece 5 is used for limiting the position of the lifting rod 3 when the lifting driving equipment 4 lifts the lifting rod 3 to a required position, and the lifting rod 3 is prevented from being lowered due to the influence of gravity of the lifting rod 3. The stopper 5 has a projection 51 for restricting the rotational position of the elevation drive apparatus 4. The top of the bracket is provided with an air volume cover 100.

The support leg 1 and the fixing rod 2 in the support are preferably made of carbon steel, and the lifting rod 3, the driving lifting device 4 and the limiting piece 5 are preferably made of aluminum alloy, so that the overall gravity center of the support can be lowered, and the overall stability in the use process is ensured. Meanwhile, the aluminum alloy material is adopted for part of the structure, so that the overall weight can be effectively reduced, the support is very light, and the support is convenient to carry and carry.

In a further improvement, the lifting driving device 4 comprises: the lifting device comprises a mounting seat 41, a driving gear 42 and a driving wheel 43, wherein the mounting seat 41 is fixedly mounted on a fixed rod 2, a mounting arm 411 which faces to and extends perpendicular to the lifting rod is arranged on the mounting seat 41, the driving gear 42 is mounted on a rotating shaft, two ends of the rotating shaft are connected to the mounting arm 411, a rack 44 matched with the driving gear 42 is arranged on the driving gear 42 side of the lifting rod 3, the driving gear 42 abuts against the rack 44, and the driving wheel 43 is connected with the rotating shaft. When the driving wheel 43 is rotated, the driving gear 42 is rotated, and the lifting rod to which the rack is attached is lifted up or down.

In order to carry out unidirectional spacing to the rack, this technical scheme's further improvement does, locating part 5 contains: ratchet 52 and ratchet fixture block 53, and then realize the unidirectional positioning of lifter through the ratchet structure, ratchet 52 set up in the pivot, just ratchet 52 with drive gear 42 synchronous rotation, ratchet fixture block 53 set up in on the mount pad 41, just ratchet fixture block 53 one end set up in through the pivot on the mount pad 41, be equipped with on the ratchet fixture block 53 to ratchet 52 side extension the arch.

Further, the driving wheel 43 is provided with a handle 431 for manually swinging the driving wheel 43 to rotate.

In a further improvement, the fixing rod 2 is provided with a handrail 21 for manually pushing the bracket to move.

Further, the armrest 21 includes a cross bar 211 and a vertical bar 212 connected to each other.

Further, the cross bar 211 is C-shaped, the vertical bar 212 is L-shaped, one end of the cross bar 211 and one end of the vertical bar 212 are connected to the fixing bar 2, and the other ends of the cross bar 211 and the vertical bar 212 are connected.

In a further development, the support leg 1 is formed by a plurality of divergently arranged legs 11.

Further, a universal wheel 12 is arranged on each foot 11.

Further, a brake is provided on the universal wheel 12.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims

1. An air volume cover bracket, characterized by comprising: the lifting drive device comprises supporting legs, a fixing rod, lifting rods, lifting drive devices and limiting pieces, wherein the bottom ends of the fixing rods are connected with the supporting legs, clamping pieces are arranged on the upper portions of the fixing rods, the lifting rods are arranged on the clamping pieces in a sliding mode, the lifting drive devices are arranged on the fixing rods and are in butt joint with the lifting rods, and the limiting pieces are provided with protrusions used for limiting the rotation positions of the lifting drive devices.

2. The air volume cover holder according to claim 1, wherein the elevation driving apparatus comprises: the lifting device comprises a mounting seat, a driving gear and a driving wheel, wherein the mounting seat is arranged on a fixed rod, a mounting arm which faces to and is perpendicular to the lifting rod is arranged on the mounting seat, the driving gear is arranged on a rotating shaft, two ends of the rotating shaft are connected to the mounting arm, racks matched with the driving gear are arranged on the driving gear side of the lifting rod, and the driving wheel is connected with the rotating shaft.

3. The air volume cover holder according to claim 2, wherein the stopper includes: ratchet and ratchet fixture block, the ratchet set up in the pivot, just the ratchet with drive gear synchronous rotation, the ratchet fixture block set up in on the mount pad, just ratchet fixture block one end set up in through the pivot on the mount pad, be equipped with on the ratchet fixture block to the ratchet side extends the arch.

4. The air volume cover bracket according to claim 2, wherein a handle is provided on the driving wheel.

5. The air volume cover bracket according to claim 1, wherein the fixing rod is provided with an armrest.

6. The air volume shroud mount of claim 5, wherein said armrests include connected cross bars and vertical bars.

7. The air volume cover bracket according to claim 6, wherein the cross bar is C-shaped, the vertical bar is L-shaped, one end of the cross bar and one end of the vertical bar are connected to the fixing rod, and the other end of the cross bar and the other end of the vertical bar are connected.

8. The air volume cover holder according to claim 1, wherein the leg is constituted by a plurality of legs arranged in a divergent manner.

9. A blast enclosure bracket as set forth in claim 8, wherein each of said legs is provided with a universal wheel.

10. The air volume cover bracket according to claim 9, wherein a brake is provided on the universal wheel.