Convenient-to-adjust mounting bracket for multi-tube PTC (Positive Temperature Coefficient) heater

Abstract

The utility model discloses a convenient-to-adjust mounting bracket for a multi-tube PTC heater, which comprises a bracket main body, and a limiting shaft is clamped on the surface of the inner ring of the bracket main body in a limiting manner. According to the device, when a user needs to clamp a mounting bracket, the user needs to place a multi-tube PTC heater between limiting push plates, then the user needs to screw a knob handle, then the user can screw a threaded rod on a nut, and then the user can adjust the limiting push plates back and forth on a supporting bottom plate; in this way, a user can use and clamp the multi-tube PTC heater, and when the user needs to use and connect the mounting brackets, the user needs to insert a limiting insertion block into a clamping opening formed in a limiting insertion rod, so that the user can use and integrally mount every two mounting brackets; therefore, a user can adapt the mounting bracket to heaters with different powers.

Description

Technical Field

[0001] This utility model belongs to the field of PTC heater technology, specifically relating to an easily adjustable mounting bracket for a multi-tube PTC heater. Background Technology

[0002] Multi-tube PTC heaters have the advantages of low thermal resistance and high heat exchange efficiency. They are automatic temperature control and energy-saving electric heaters. Their outstanding feature is their safety performance. Under any application conditions, they will not produce the surface "reddening" phenomenon of electric heating tube heaters, which may cause burns, fires and other safety hazards. When users need to support the multi-tube PTC heater, they need to use a mounting bracket.

[0003] The existing technology has the following problems:

[0004] 1. The existing mounting brackets for multi-tube PTC heaters on the market are not stable enough when users need to clamp the multi-tube PTC heater during use. In addition, the functions of the mounting brackets are not perfect, which increases the user's usage time.

[0005] 2. Currently available mounting brackets for multi-tube PTC heaters are not convenient for users to adjust, which affects their usability. Utility Model Content

[0006] The purpose of this invention is to provide an easily adjustable mounting bracket for a multi-tube PTC heater in existing devices, in order to solve the problems mentioned in the background art.

[0007] To solve the above-mentioned technical problems, this utility model provides the following technical solution: an easily adjustable mounting bracket for a multi-tube PTC heater, comprising a bracket body, a limiting shaft being engaged with the inner ring surface of the bracket body, a support rod being engaged with the inner ring surface of the limiting shaft, a collar being sleeved on the outer ring surface of the support rod, and a support base plate being mounted on the upper surface of the collar.

[0008] The inner ring surface of the supporting base plate is fitted with a limiting block, the front surface of the limiting block is fitted with a limiting push plate, and the side surface of the supporting base plate is fitted with a fixing block.

[0009] The side surface of the fixing block is fitted with a nut, the inner ring surface of the nut is fitted with a threaded rod, the side surface of the threaded rod is fitted with a knob handle, the bottom surface of the bracket body is fitted with an anti-slip plate, the upper surface of the bracket body is fitted with a limit block, and the upper surface of the bracket body is fitted with a limit rod.

[0010] The present invention further explains that the inner ring surface of the limiting plug is provided with a snap-fit ​​opening, and the snap-fit ​​opening and the limiting plug are structurally compatible.

[0011] The above technical solution features a snap-fit ​​opening that fits the limiting plug, making it easy for users to snap the limiting plug in place.

[0012] The present invention further explains that the inner ring surface of the limiting block is provided with a first hollow opening, and the size of the first hollow opening and the supporting rod are matched.

[0013] The above technical solution, in which the first hollow opening of the supporting rod is matched in size, allows the user to easily snap the limiting plug into place.

[0014] This utility model further illustrates that the inner ring surface of the limiting block is fitted with a locking rod, and the locking rod and the supporting rod are structurally compatible with each other.

[0015] Using the above technical solution, the snap-fit ​​plug with a structure that fits the support plug makes it easy for users to connect the support plug and the collar.

[0016] The present invention further illustrates that the side surface of the support rod is provided with a plug-in opening, and the size of the plug-in opening and the snap-in rod are matched.

[0017] The above technical solution features a matching insertion opening between the locking rod and the user, which facilitates the user's use of the locking rod.

[0018] The present invention further explains that the nut is connected between a fixing block and a supporting base plate, and the fixing block is symmetrically arranged with the vertical center line of the nut as the axis of symmetry.

[0019] Using the above technical solution, the fixing blocks symmetrically arranged with the vertical center line of the nut as the axis of symmetry can facilitate the user to connect the nut and the support base plate.

[0020] Compared with the prior art, the beneficial effects achieved by this utility model are:

[0021] This utility model provides an easily adjustable mounting bracket for a multi-tube PTC heater. Through the coordinated use of the bracket body, anti-slip plate, limiting block, limiting rod, snap-fit ​​opening, support rod, collar, support base plate, limiting push plate, limiting snap-fit ​​block, first hollow opening, snap-fit ​​rod, threaded rod, snap-fit ​​opening, knob handle, nut, fixing block, and limiting shaft, the user can easily and stably attach the multi-tube PTC heater. When the user needs to attach the mounting bracket, the user needs to place the multi-tube PTC heater between the limiting push plates, and then the user needs to... By turning the knob handle, the user can then turn the threaded rod onto the nut. Next, the user can adjust the limit push plate back and forth on the support base plate. This allows the user to snap the multi-tube PTC heater in place. When the user needs to connect the mounting brackets to each other, the user needs to insert the limit block into the snap-fit ​​opening on the limit rod. This allows the user to install the mounting brackets in pairs as a whole, so that the mounting brackets can be adapted to heaters of different power, meeting the user's needs for snap-fit ​​and connection.

[0022] This utility model provides an easily adjustable mounting bracket for a multi-tube PTC heater. It features a snap-fit ​​rod; after the user removes the snap-fit ​​rod from the collar, the user can adjust the collar up and down on the support rod, allowing for convenient vertical adjustment of the mounting bracket and meeting the user's need for easy adjustment. Attached Figure Description

[0023] The accompanying drawings are provided to further illustrate the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention, but do not constitute a limitation thereof. In the drawings:

[0024] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0025] Figure 2 This is a top view of the structure of this utility model;

[0026] Figure 3 This is a structural rear view of the present invention;

[0027] Figure 4 This is the utility model Figure 3 Enlarged view of the structure at point A in the middle;

[0028] Figure 5 This is a bottom view of the structure of this utility model;

[0029] Figure 6 This is a side sectional view of the structure of this utility model.

[0030] In the diagram: 1. Support body; 2. Anti-slip plate; 3. Limiting block; 4. Limiting rod; 5. Snap-fit ​​opening; 6. Support rod; 7. Collar; 8. Support base plate; 9. Limiting push plate; 10. Limiting block; 11. First hollow opening; 12. Snap-fit ​​rod; 13. Threaded rod; 14. Snap-fit ​​opening; 15. Knob handle; 16. Nut; 17. Fixing block; 18. Limiting shaft. Detailed Implementation

[0031] The following detailed, non-limiting description of the present invention, in conjunction with preferred embodiments and accompanying drawings, is provided. Obviously, the described embodiments are merely some, not all, of the embodiments of the present invention. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without inventive effort are within the scope of protection of the present invention.

[0032] Please see Figure 1-6 The present invention provides a technical solution: an easily adjustable mounting bracket for a multi-tube PTC heater, comprising a bracket body 1, a limiting shaft 18 that is locked to the inner ring surface of the bracket body 1, a support rod 6 that is locked to the inner ring surface of the limiting shaft 18, and a collar 7 that is locked to the outer ring surface of the support rod 6.

[0033] In this embodiment, the inner ring surface of the limiting plug 4 is provided with a snap-fit ​​opening 5, and the snap-fit ​​opening 5 and the limiting plug 3 are structurally matched. The snap-fit ​​opening 5, which is structurally matched with the limiting plug 3, facilitates the user to snap-fit ​​the limiting plug 3. The inner ring surface of the limiting plug 10 is provided with a first hollow opening 11, and the size of the first hollow opening 11 and the supporting plug 6 are matched. The first hollow opening 11, which is matched with the size of the supporting plug 6, facilitates the user to snap-fit ​​the limiting plug 3.

[0034] like Figure 1-6 As shown, based on Embodiment 1, this utility model provides a technical solution: preferably, a support base plate 8 is installed on the upper surface of the collar 7, a limiting block 10 is inserted into the inner ring surface of the support base plate 8, a limiting push plate 9 is installed on the front surface of the limiting block 10, and a fixing block 17 is installed on the side surface of the support base plate 8.

[0035] In this embodiment, a snap-fit ​​rod 12 is inserted into the inner ring surface of the limiting block 10, and the snap-fit ​​rod 12 and the support rod 6 are structurally matched. The snap-fit ​​rod 12, which is structurally matched with the support rod 6, facilitates the user to connect the support rod 6 and the collar 7. The side surface of the support rod 6 is provided with a snap-fit ​​opening 14, and the size of the snap-fit ​​opening 14 matches that of the snap-fit ​​rod 12. The snap-fit ​​opening 14, which is size matched with the snap-fit ​​rod 12, facilitates the user to snap-fit ​​the snap-fit ​​rod 12.

[0036] like Figure 1-6 As shown, based on Embodiment 1, this utility model provides a technical solution: Preferably, a nut 16 is limited and snapped onto the side surface of the fixing block 17, a threaded rod 13 is limited and inserted into the inner ring surface of the nut 16, a knob handle 15 is installed on the side surface of the threaded rod 13, an anti-slip plate 2 is attached to the bottom surface of the bracket body 1, a limiting plug 3 is installed on the upper surface of the bracket body 1, and a limiting rod 4 is attached to the upper surface of the bracket body 1.

[0037] In this embodiment, the nut 16 is connected to the support base plate 8 via the fixing block 17, and the fixing block 17 is symmetrically arranged with the vertical center line of the nut 16 as the axis of symmetry. The fixing block 17, which is symmetrically arranged with the vertical center line of the nut 16 as the axis of symmetry, makes it convenient for the user to connect the nut 16 and the support base plate 8.

[0038] like Figure 1-6 As shown, when the user needs to snap the mounting bracket, the user needs to place the multi-tube PTC heater between the limiting push plates 9, then turn the knob handle 15, and then the user can turn the threaded rod 13 on the nut 16. Then the user can adjust the limiting push plate 9 back and forth on the support base plate 8, so that the user can snap the multi-tube PTC heater. When the user needs to connect the mounting brackets, the user needs to insert the limiting plug 3 into the snap-fit ​​opening 5 on the limiting plug rod 4, so that the user can install the two mounting brackets as a whole, so that the user can adapt the mounting bracket to heaters of different power. The user can snap and connect them. Through the set snap-fit ​​plug 12, after the user removes the snap-fit ​​plug 12 from the collar 7, the user can adjust the collar 7 up and down on the support plug rod 6, so that the user can easily adjust the mounting bracket up and down, so that the user can easily adjust it.

[0039] In the description of this utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0040] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of this utility model, and are not intended to limit it. Although this utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of this utility model.

Claims

1. An easily adjustable mounting bracket for a multi-tube PTC heater, comprising a bracket body (1), characterized in that: The inner ring surface of the bracket body (1) is limited and snapped with a limiting shaft (18), and the inner ring surface of the limiting shaft (18) is limited and snapped with a support rod (6). The outer ring surface of the support rod (6) is fitted with a collar (7), and a support base plate (8) is installed on the upper surface of the collar (7). The inner ring surface of the support base plate (8) is fitted with a limiting block (10). A limiting push plate (9) is installed on the front surface of the limiting block (10), a fixing block (17) is installed on the side surface of the supporting base plate (8), a nut (16) is limited and locked on the side surface of the fixing block (17), a threaded rod (13) is limited and inserted on the inner ring surface of the nut (16), a knob handle (15) is installed on the side surface of the threaded rod (13), an anti-slip plate (2) is attached to the bottom surface of the bracket body (1), a limiting insert (3) is installed on the upper surface of the bracket body (1), and a limiting rod (4) is attached to the upper surface of the bracket body (1).

2. The easily adjustable mounting bracket for a multi-tube PTC heater according to claim 1, characterized in that: The inner ring surface of the limiting rod (4) is provided with a snap-fit ​​opening (5), and the snap-fit ​​opening (5) and the limiting block (3) are structurally compatible.

3. The easily adjustable mounting bracket for a multi-tube PTC heater according to claim 1, characterized in that: The inner surface of the limiting block (10) is provided with a first hollow opening (11), and the size of the first hollow opening (11) and the support rod (6) are matched.

4. The easily adjustable mounting bracket for a multi-tube PTC heater according to claim 1, characterized in that: The inner ring surface of the limiting block (10) is fitted with a locking rod (12), and the locking rod (12) and the supporting rod (6) are structurally compatible.

5. The easily adjustable mounting bracket for a multi-tube PTC heater according to claim 1, characterized in that: The side surface of the support rod (6) is provided with a plug-in opening (14), and the plug-in opening (14) and the snap-fit ​​rod (12) are matched in size.

6. The easily adjustable mounting bracket for a multi-tube PTC heater according to claim 1, characterized in that: The nut (16) is connected to the base plate (8) via a fixing block (17), and the fixing block (17) is symmetrically arranged with the vertical center line of the nut (16) as the axis of symmetry.

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