Fixing device for range hood

Abstract

The utility model discloses a fixing device for a range hood, and relates to the technical field of range hoods, the fixing device comprises a fixing frame and a range hood body, one side of a lifting mechanism is provided with a limiting mechanism used for fixing the adjusting height, one side of the lifting mechanism is provided with a reinforcing mechanism used for further fixing the range hood body, and the lifting mechanism is provided with a lifting mechanism. According to the range hood, through the arrangement of the connecting block, the clamping block, the fixing block and the like, when the range hood is used, firstly, the cross beam is fixed to the wall face through an expansion bolt, the connecting block is hung on the L-shaped block, the range hood body is convenient to install, meanwhile, the preliminary fixing effect is achieved, the second twisting handle is rotated, and the second twisting handle is rotated to fix the range hood body; the limiting double-end lead screw is driven to rotate, the two clamping plates slide close to each other in the mounting frame, the two clamping blocks are driven to move close to each other and slide into the two fixing blocks, and therefore the range hood body is further fixed, double fixing of the range hood body is achieved, and stability is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of range hoods, in particular to a fixing device for range hoods. Background Art

[0002] A range hood is a kitchen appliance for purifying the kitchen environment. It is installed above the kitchen stove. Its working principle has evolved from the early mechanical purification method to the electrostatic fume purification technology. The purpose of the range hood is to discharge the kitchen fume and dust outdoors. It can quickly extract the waste burned by the stove and the fume harmful to the human body generated during the cooking process and discharge them outdoors to reduce pollution, purify the air, and have anti-toxic and explosion-proof safety protection functions. In China, patent publication number CN211146618 U discloses a fixing device for a range hood, including a range hood body, a first fixing plate, a second fixing plate and a plurality of screws. A connecting groove is opened on one surface of the first fixing plate. The range hood body is gap-matched with the inner wall of the connecting groove. The first fixing plate is fixedly connected to the range hood body by a plurality of screws.

[0003] In the above technical solution, the connecting block on the first fixing plate cooperates with the clamping block, and the fixing block on the first fixing plate cooperates with the supporting block to fix the range hood body on the wall. Although this fixing method is a mounting support, it has a fixing effect but cannot firmly fix the range hood body on the wall. Therefore, the stability is not high. When installing the range hood body, the staff needs to measure the installation dimensions. If there is an error, it will affect the user's use after installation. It is more troublesome to correct the height position.

[0004] For this purpose, a fixing device for a range hood is proposed. Utility Model Content

[0005] The purpose of the utility model is to solve the problems raised in the above background technology. The utility model provides a fixing device for a range hood.

[0006] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0007] A fixing device for a range hood comprises a fixing frame and a range hood body, two cross beams are arranged on one side of the fixing frame, a connecting frame is arranged on one side of the two cross beams, a lifting mechanism for adjusting the height is arranged on the fixing frame, and the lifting mechanism is arranged on the connecting frame, a limiting mechanism for fixing the adjusted height is arranged on one side of the lifting mechanism, a cross bar is arranged on one side of the lifting mechanism, two L-shaped blocks are arranged on the surface of the cross bar, a mounting plate is arranged on one side of the range hood body, two connecting blocks are arranged on one side of the mounting plate, and the connecting blocks are slidably mounted on the L-shaped blocks, a reinforcing mechanism for further fixing the range hood body is arranged on one side of the lifting mechanism, and the reinforcing mechanism is arranged on one side of the mounting plate.

[0008] Furthermore, the lifting mechanism includes a one-way screw rod, which is rotatably installed inside the fixed frame. The shape of the one-way screw rod is set to be T-shaped. A slide rod 1 is threadedly installed on the outer wall of the one-way screw rod, and the slide rod 1 is slidably installed inside the fixed frame. An axis column is installed inside the connecting frame, and a slide rod 2 is slidably installed on the outer wall of the axis column, and the slide rod 2 is slidably installed inside the connecting frame. A fixed plate is installed on the front side of the slide rod 1 and the slide rod 2, and the cross bar is installed on the front side of the fixed plate.

[0009] Furthermore, the top end of the one-way screw rod extends outside the fixed frame, and a bevel gear 1 is installed on the top of the one-way screw rod at the extended end, and a mounting shell is installed on the top of the fixed frame. A cross cylinder is rotatably installed on the mounting shell, and a bevel gear 2 is installed on the end of the cross cylinder close to the bevel gear 1, and the bevel gear 1 is meshed with the bevel gear 2, and a twist handle 1 is installed on the end of the cross cylinder away from the bevel gear 2.

[0010] Furthermore, the limiting mechanism includes a locking column, which is threadedly installed on the twist handle, and a plurality of thread grooves are opened on the surface of the mounting shell, the plurality of thread grooves are distributed in a circle, and the locking column is threadedly installed inside the thread grooves.

[0011] Furthermore, the reinforcement mechanism includes an installation frame, which is installed on the front side of the fixed plate. A limiting double-headed screw is rotatably installed inside the installation frame. Two clamps are threadedly installed on the outer wall of the limiting double-headed screw, and the clamps are slidably installed on the inner wall of the installation frame. The right end of the limiting double-headed screw extends outside the installation frame, and a twist handle 2 is installed on the surface of the limiting double-headed screw at the extended end.

[0012] Furthermore, clamping blocks are installed on the surfaces of the two clamping plates, two fixing blocks are installed on the rear side of the mounting plate, and the clamping blocks are slidably installed on the inner walls of the fixing blocks.

[0013] The beneficial effects of the utility model are as follows:

[0014] The utility model, through the arrangement of the connecting block, the clamping block and the fixing block, when in use, first fix the crossbeam on the wall with the expansion bolts, and hang the connecting block on the L-shaped block, so as to facilitate the installation of the range hood body and also play a preliminary fixing effect, by rotating the second twist handle, the limiting double-headed screw rod is driven to rotate, so that the two clamping plates slide close to each other in the installation frame, drive the two clamping blocks to move close to each other and slide into the two fixing blocks, so as to further fix the range hood body, thereby realizing double fixation of the range hood body and enhancing stability.

[0015] The utility model, through the arrangement of a one-way screw, a fixed plate and a locking column, etc., by rotating the twist handle 1, the cross cylinder is driven to rotate, and the bevel gear 2 is rotated accordingly, driving the bevel gear 1 to rotate, and the one-way screw is rotated accordingly, driving the slide bar 1 to slide longitudinally in the fixed frame, and the fixed plate is a connecting bridge between the slide bar 1 and the slide bar 2, so that the slide bar 2 can synchronously slide longitudinally on the shaft column and inside the connecting frame, and the reinforcement mechanism, the L-shaped block and the cross bar move longitudinally accordingly. When the position adjustment is completed, the locking column is rotated from the twist handle 1 to the inside of the threaded groove, so that the position of the twist handle 1 can be locked, and the adjusted height can be locked, thereby realizing the height adjustment of the range hood body installation, and the utility model has a wide range of applications and strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the fixing block of the utility model;

[0018] Figure 3 It is a structural schematic diagram of a double-ended screw rod of the utility model;

[0019] Figure 4 It is a partial exploded structural schematic diagram of the utility model;

[0020] Figure 5 This utility model Figure 4 Schematic diagram of the structure of part A.

[0021] 1. Fixing frame; 2. Connecting frame; 3. Crossbeam; 4. Lifting mechanism; 401. One-way screw; 402. Slide bar one; 403. Axis column; 404. Slide bar two; 405. Fixing plate; 406. Bevel gear one; 407. Mounting shell; 408. Cross cylinder; 409. Bevel gear two; 410. Twist handle one; 5. Limiting mechanism; 501. Threaded groove; 502. Locking column; 6. Reinforcement mechanism; 601. Mounting frame; 602. Limiting double-head screw; 603. Clamp; 604. Block; 605. Fixing block; 606. Twist handle two; 7. Range hood body; 8. Mounting plate; 9. Connecting block; 10. L-shaped block; 11. Crossbar. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Generally, the components of the embodiment of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0023] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0025] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0026] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0027] like Figure 1-4 As shown, a fixing device for a range hood comprises a fixing frame 1 and a range hood body 7, two cross beams 3 are arranged on one side of the fixing frame 1, a connecting frame 2 is arranged on one side of the two cross beams 3, a lifting mechanism 4 for adjusting the height is arranged on the fixing frame 1, and the lifting mechanism 4 is arranged on the connecting frame 2, a limiting mechanism 5 for fixing the adjusted height is arranged on one side of the lifting mechanism 4, a cross bar 11 is arranged on one side of the lifting mechanism 4, two L-shaped blocks 10 are arranged on the surface of the cross bar 11, a mounting plate 8 is arranged on one side of the range hood body 7, two connecting blocks 9 are arranged on one side of the mounting plate 8, and the connecting block 9 is slidably mounted on the L-shaped block 10, and a limiter 5 for fixing the range hood body 7 is arranged on one side of the lifting mechanism 4 A fixed reinforcement mechanism 6 is provided on one side of the mounting plate 8. In the present embodiment, when in use, the cross beam 3 is first fixed to the wall with expansion bolts. According to the actual required height, the height of the reinforcement mechanism 6, the L-shaped block 10 and the cross bar 11 is adjusted by the lifting mechanism 4. The adjusted height is then locked by the limiting mechanism 5. The connecting block 9 is mounted on the L-shaped block 10, which is convenient for installing the range hood body 7 and also plays a preliminary fixing effect. The range hood body 7 is further fixed by the reinforcement mechanism 6 to be firmly installed, thereby realizing the height adjustment of the range hood body 7 and doubly fixing the range hood body 7 to enhance stability, wide application range and strong practicality.

[0028] like Figure 1-5 As shown, the lifting mechanism 4 includes a one-way screw rod 401, which is rotatably installed inside the fixed frame 1. The one-way screw rod 401 is shaped as a T. A slide bar 1 402 is threadedly installed on the outer wall of the one-way screw rod 401, and the slide bar 1 402 is slidably installed inside the fixed frame 1. A shaft column 403 is installed inside the connecting frame 2. A slide bar 2 404 is slidably installed on the outer wall of the shaft column 403, and the slide bar 2 404 is slidably installed inside the connecting frame 2. A fixed plate 405 is installed on the front sides of the slide bar 1 402 and the slide bar 2 404, and the cross bar 11 is installed on the front side of the fixed plate 405. In this embodiment, when the one-way screw rod 401 rotates, the slide bar 1 402 is driven to slide longitudinally in the fixed frame 1, and the fixed plate 405 and the cross bar 11 move longitudinally accordingly, driving the slide bar 2 404 to slide longitudinally on the shaft column 403 and inside the connecting frame 2, thereby adjusting the height of the fixed plate 405.

[0029] like Figure 5As shown, the top end of the one-way screw rod 401 extends outside the fixed frame 1, and a bevel gear 1 406 is installed on the top of the one-way screw rod 401 at the extended end. A mounting shell 407 is installed on the top of the fixed frame 1, and a cross cylinder 408 is rotatably installed on the mounting shell 407. A bevel gear 2 409 is installed at one end of the cross cylinder 408 close to the bevel gear 1 406, and the bevel gear 1 406 is meshed with the bevel gear 2 409. A twist handle 1 410 is installed at one end of the cross cylinder 408 away from the bevel gear 2 409. In this embodiment, by rotating the twist handle 1 410, the cross cylinder 408 is driven to rotate, and the bevel gear 2 409 rotates accordingly, driving the bevel gear 1 406 to rotate, and the one-way screw rod 401 rotates accordingly.

[0030] like Figure 1 , Figure 5 As shown, the limiting mechanism 5 includes a locking column 502, which is threadedly mounted on the twist handle 410. A plurality of thread grooves 501 are provided on the surface of the mounting shell 407. The plurality of thread grooves 501 are distributed in a circle, and the locking column 502 is threadedly mounted inside the thread groove 501. In this embodiment, the position of the twist handle 410 can be locked by rotating the locking column 502 from the twist handle 410 to the inside of the thread groove 501, and the number and position distribution of the thread grooves 501 can be adapted to the angle of the circular rotation of the twist handle 410.

[0031] like Figure 1 , Figure 3-4 As shown, the reinforcement mechanism 6 includes a mounting frame 601, which is mounted on the front side of the fixed plate 405. A limiting double-headed screw rod 602 is rotatably mounted inside the mounting frame 601. Two clamping plates 603 are threadedly mounted on the outer wall of the limiting double-headed screw rod 602, and the clamping plates 603 are slidably mounted on the inner wall of the mounting frame 601. The right end of the limiting double-headed screw rod 602 extends to the outside of the mounting frame 601, and a twist handle 2 606 is mounted on the surface of the extending end limiting double-headed screw rod 602. In the present embodiment, by rotating the twist handle 2 606, the limiting double-headed screw rod 602 is driven to rotate, so that the two clamping plates 603 slide closer to or away from each other in the mounting frame 601, thereby adjusting the distance between the two clamping plates 603.

[0032] like Figure 2-4 As shown, a clamping block 604 is installed on the surface of the two clamping plates 603, two fixing blocks 605 are installed on the rear side of the mounting plate 8, and the clamping block 604 is slidably installed on the inner wall of the fixing block 605. In this embodiment, when the two clamping plates 603 approach each other, the two clamping blocks 604 are driven to move closer to each other and slide into the two fixing blocks 605, thereby further fixing the installation of the range hood body 7.

[0033] In summary, when in use, first fix the crossbeam 3 to the wall with expansion bolts, and adjust the height of the reinforcement mechanism 6, the L-shaped block 10 and the cross bar 11 through the lifting mechanism 4 according to the actual required height, and then lock the adjusted height through the limit mechanism 5, and mount the connecting block 9 on the L-shaped block 10, so as to facilitate the installation of the range hood body 7, and also play a preliminary fixing effect, and then further fix the range hood body 7 through the reinforcement mechanism 6 to make it firmly installed, thereby realizing the height adjustment of the range hood body 7 installation, and doubly fixing the range hood body 7 installation, enhancing stability, wide application range, and strong practicality, when the one-way screw 401 rotates, it drives the sliding rod 1 402 to slide longitudinally in the fixing frame 1, and the fixing plate 405 and the cross bar 11 move longitudinally accordingly, driving the sliding rod 2 404 to slide longitudinally on the shaft column 403 and inside the connecting frame 2, As for the height adjustment of the fixed plate 405, the cross cylinder 408 is driven to rotate by rotating the twist handle 1 410, and the bevel gear 2 409 rotates accordingly, driving the bevel gear 1 406 to rotate, and the one-way screw 401 rotates accordingly, and the locking column 502 is rotated from the twist handle 1 410 to the inside of the thread groove 501, so that the position of the twist handle 1 410 can be locked, and the number and position distribution of the thread grooves 501 can be adapted to the angle of the circular rotation of the twist handle 1 410. By rotating the twist handle 2 606, the limiting double-headed screw 602 is driven to rotate, so that the two clamps 603 are moved closer to each other or away from each other in the installation frame 601, thereby adjusting the distance between the two clamps 603. When the two clamps 603 are close to each other, the two clamping blocks 604 are driven to move closer to each other and slide into the two fixed blocks 605, so that the installation of the range hood body 7 is further fixed.

[0034] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A fixing device for a range hood, comprising a fixing frame (1) and a range hood body (7), characterized in that: Two cross beams (3) are arranged on one side of the fixed frame (1), and a connecting frame (2) is arranged on one side of the two cross beams (3). A lifting mechanism (4) for adjusting the height is arranged on the fixed frame (1), and the lifting mechanism (4) is arranged on the connecting frame (2). A limiting mechanism (5) for adjusting the height is arranged on one side of the lifting mechanism (4). A cross bar (11) is arranged on one side of the lifting mechanism (4), and two L-shaped blocks (10) are arranged on the surface of the cross bar (11). A mounting plate (8) is arranged on one side of the range hood body (7), and two connecting blocks (9) are arranged on one side of the mounting plate (8), and the connecting blocks (9) are slidably mounted on the L-shaped blocks (10). A reinforcing mechanism (6) for further fixing the range hood body (7) is arranged on one side of the lifting mechanism (4), and the reinforcing mechanism (6) is arranged on one side of the mounting plate (8).

2. A fixing device for a range hood according to claim 1, characterized in that: The lifting mechanism (4) comprises a one-way screw rod (401), the one-way screw rod (401) is rotatably mounted inside the fixed frame (1), the one-way screw rod (401) is T-shaped, a sliding rod 1 (402) is threadedly mounted on the outer wall of the one-way screw rod (401), and the sliding rod 1 (402) is slidably mounted inside the fixed frame (1), a shaft column (403) is mounted inside the connecting frame (2), a sliding rod 2 (404) is slidably mounted on the outer wall of the shaft column (403), and the sliding rod 2 (404) is slidably mounted inside the connecting frame (2), a fixing plate (405) is mounted on the front side of the sliding rod 1 (402) and the sliding rod 2 (404), and the cross bar (11) is mounted on the front side of the fixing plate (405).

3. A fixing device for a range hood according to claim 2, characterized in that: The top end of the one-way screw rod (401) extends outside the fixed frame (1), and a bevel gear 1 (406) is installed on the top of the one-way screw rod (401) at the extended end. A mounting shell (407) is installed on the top of the fixed frame (1), and a cross cylinder (408) is rotatably mounted on the mounting shell (407). A bevel gear 2 (409) is installed at one end of the cross cylinder (408) close to the bevel gear 1 (406), and the bevel gear 1 (406) is meshed with the bevel gear 2 (409), and a twist handle 1 (410) is installed at one end of the cross cylinder (408) away from the bevel gear 2 (409).

4. The fixing device for a range hood according to claim 3, characterized in that: The limiting mechanism (5) comprises a locking column (502), the locking column (502) being threadedly mounted on the twist handle (410), a plurality of thread grooves (501) being provided on the surface of the mounting shell (407), the plurality of thread grooves (501) being distributed in a circumference, and the locking column (502) being threadedly mounted inside the thread grooves (501).

5. The fixing device for a range hood according to claim 2, characterized in that: The reinforcing mechanism (6) comprises a mounting frame (601), the mounting frame (601) being mounted on the front side of the fixing plate (405), a limiting double-headed screw rod (602) being rotatably mounted inside the mounting frame (601), two clamping plates (603) being threadedly mounted on the outer wall of the limiting double-headed screw rod (602), and the clamping plates (603) being slidably mounted on the inner wall of the mounting frame (601), the right end of the limiting double-headed screw rod (602) extending outside the mounting frame (601), and a second twist handle (606) being mounted on the surface of the extending end of the limiting double-headed screw rod (602).

6. The fixing device for a range hood according to claim 5, characterized in that: A clamping block (604) is installed on the surface of the two clamping plates (603), two fixing blocks (605) are installed on the rear side of the installation plate (8), and the clamping block (604) is slidably installed on the inner wall of the fixing block (605).

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