CN219321119U

CN219321119U - High-power ripple resistor

Info

Publication number: CN219321119U
Application number: CN202320015091.0U
Authority: CN
Inventors: 方兴
Original assignee: Shanghai Qiya Electronic Technology Co ltd
Current assignee: Shanghai Qiya Electronic Technology Co ltd
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-07-07
Anticipated expiration: 2033-01-05

Abstract

The utility model discloses a high-power corrugated resistor in the technical field of resistors, which comprises a ceramic tube and corrugated resistance wires, wherein the corrugated resistance wires are arranged on the outer wall of the ceramic tube, sliding sleeves in sliding connection are arranged at two ends of an inner cavity of the ceramic tube, mounting feet are arranged on the outer side surfaces of two groups of sliding sleeves, a fixed table is connected with the inner side surfaces of the two groups of mounting feet, a cavity is formed in the fixed table, sliding plates are connected in the cavity in a sliding manner, a movable table is connected between the adjacent sliding plates, a telescopic supporting rod is arranged in the middle of the lower surface of the movable table, a buffer spring is sleeved on the outer wall of the telescopic supporting rod, and a backing plate is connected at the bottom of the telescopic supporting rod. And the problem of loosening of accessories in the corrugated resistor can be avoided, and the service life of the corrugated resistor is prolonged.

Description

High-power ripple resistor

Technical Field

The utility model relates to the technical field of resistors, in particular to a high-power corrugated resistor.

Background

The corrugated resistor is one type of wire-wound resistor, which is formed by winding an alloy strip on the surface of a ceramic tube, and forming a corrugated shape on the resistor strip.

The two ends of the corrugated resistor are provided with mounting feet for mounting, but the positions of the mounting feet are mostly fixed, the positions of the mounting feet can not be finely adjusted, the corrugated resistor can not be used for different working conditions, and the corrugated resistor is easy to be subjected to the conditions of loosening of a circuit and damage of accessories caused by external vibration during working, so that the high-power corrugated resistor is provided.

Disclosure of Invention

The present utility model is directed to a high power ripple resistor to solve the above-mentioned problems.

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

the utility model provides a high-power ripple resistor, including ceramic tube and ripple form resistance wire, ripple form resistance wire sets up the outer wall at the ceramic tube, the inner chamber both ends of ceramic tube all are equipped with sliding connection's slip cap, the lateral surface of two sets of slip caps all is equipped with the installation foot, the medial surface of two sets of installation feet all is connected with the fixed station, the cavity has been seted up in the fixed station, and sliding connection has the sliding plate in the cavity, be connected with the movable table between the adjacent sliding plate, the lower surface middle part of movable table is equipped with flexible bracing piece, flexible bracing piece's outer wall cover has buffer spring, and flexible bracing piece's bottom is connected with the backing plate.

Further: the inner cavity peripheral walls of the ceramic tube are provided with fixing seats, the four groups of fixing seats are provided with T-shaped grooves, T-shaped strips are connected in a sliding manner in the T-shaped grooves, and the T-shaped strips are positioned on the peripheral outer walls of the sliding sleeve.

Further: the four groups of fixing seats are distributed on the inner wall of the ceramic tube in an annular array.

Further: the two ends of the four groups of T-shaped grooves are arranged in a penetrating way, and an anti-slip pad is arranged on one surface of the T-shaped strip, which is close to the T-shaped grooves.

Further: the mounting foot includes diaphragm and riser, and the fixed station is located the medial surface of riser, and the lower surface embedding of diaphragm is equipped with the bellow protruding.

Further: the height of the sliding plate is larger than that of the mobile station, and an anti-slip pad is arranged on one surface of the sliding plate, which is close to the cavity.

Further: the lower surface of the backing plate is provided with a damping pad.

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

the left and right positions of the sliding sleeve can be adjusted through the sliding connection of the T-shaped strip and the T-shaped groove, so that the left and right positions of the two groups of mounting feet can be finely adjusted, the corrugated resistor can be suitable for mounting and using under different conditions, and the application range is wide; the sliding sleeve is in the removal in-process, and the sliding plate can remove in the cavity, and the mobile station can remove in two sets of fixed stations, and corrugated resistor is when receiving vibrations, and flexible bracing piece, buffer spring cooperation backing plate's use can avoid the problem that the accessory pine takes off to appear in the corrugated resistor, has prolonged corrugated resistor's life.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of FIG. 1A according to the present utility model;

fig. 3 is a side cross-sectional view of a ceramic tube and a slip cap of the present utility model.

In the figure: 1. a ceramic tube; 2. a corrugated resistance wire; 3. a sliding sleeve; 4. a mounting foot; 5. a fixed table; 6. a mobile station; 7. a cavity; 8. a sliding plate; 9. a telescopic support rod; 10. a backing plate; 11. a buffer spring; 12. a fixing seat; 13. a T-shaped groove; 14. t-shaped strip.

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.

Example 1:

referring to fig. 1-3, the present utility model provides a technical solution: the utility model relates to a high-power corrugated resistor, which comprises a ceramic tube 1 and a corrugated resistor wire 2, wherein the corrugated resistor wire 2 is arranged on the outer wall of the ceramic tube 1, sliding sleeves 3 which are in sliding connection are arranged at two ends of an inner cavity of the ceramic tube 1, mounting feet 4 are arranged on the outer side surfaces of the two groups of sliding sleeves 3, a fixed table 5 is connected with the inner side surfaces of the two groups of mounting feet 4, a cavity 7 is formed in the fixed table 5, a sliding plate 8 is connected in the sliding manner in the cavity 7, a movable table 6 is connected between the adjacent sliding plates 8, a telescopic supporting rod 9 is arranged in the middle of the lower surface of the movable table 6, a buffer spring 11 is sleeved on the outer wall of the telescopic supporting rod 9, a base plate 10 is connected with the bottom of the telescopic supporting rod 9, and the ceramic tube 1 and the corrugated resistor wire 2 form the high-power corrugated resistor in the prior art;

when the corrugated resistor is installed and used, the left and right positions of the two groups of sliding sleeves 3 can be adjusted through sliding connection of the sliding sleeves 3 and the inner cavity of the ceramic tube 1, the left and right positions of the two groups of installation pins 4 can be finely adjusted, the corrugated resistor can be used for installation and use under different conditions, the application range is wide, when the two groups of sliding sleeves 3 slide in the inner cavity of the ceramic tube 1, the moving table 6 can slide in the two groups of fixed tables 5, when the corrugated resistor is vibrated, the telescopic supporting rods 9 and the buffer springs 11 are matched with the use of the backing plates 10, the problem that accessories in the corrugated resistor are loosened can be avoided, and the service life of the corrugated resistor is prolonged.

Preferably, the four inner walls of the inner cavity of the ceramic tube 1 are provided with fixing seats 12, the four groups of fixing seats 12 are provided with T-shaped grooves 13, T-shaped strips 14 are slidably connected in the T-shaped grooves 13, the T-shaped strips 14 are positioned on the peripheral outer walls of the sliding sleeve 3, the T-shaped strips 14 are fixedly connected with the peripheral outer walls of the sliding sleeve 3, and the positions of the sliding sleeve 3 can be adjusted through the sliding connection of the T-shaped strips 14 and the T-shaped grooves 13.

Preferably, the four groups of fixing seats 12 are distributed on the inner wall of the ceramic tube 1 in an annular array.

Preferably, two ends of the four groups of T-shaped grooves 13 are arranged in a penetrating manner, an anti-slip pad is arranged on one surface of the T-shaped strip 14, which is close to the T-shaped grooves 13, the T-shaped grooves 13 which are arranged in a penetrating manner enable the sliding sleeve 3 to be detached from the ceramic tube 1, the assembly method is simple, the use of workers is facilitated, the anti-slip pad plays an anti-slip role, the sliding sleeve 3 is prevented from automatically sliding when the sliding sleeve is not affected by manpower, and the stability of the connection between the sliding sleeve 3 and the inner cavity of the ceramic tube 1 is achieved.

Preferably, the mounting feet 4 comprise a transverse plate and a vertical plate, the fixing table 5 is located on the inner side face of the vertical plate, corrugated protrusions are embedded in the lower surface of the transverse plate, friction force between the protrusions and the mounting table top can be increased, and stability of the whole corrugated resistor in working is improved.

Preferably, the sliding plate 8 has a height greater than the height of the mobile station 6, so designed as to prevent the mobile station 6 from sliding out, and the sliding plate 8 is provided with a non-slip pad on the side close to the cavity 7.

Example 2:

referring to fig. 2, this embodiment differs from the first embodiment in that: the lower surface of the backing plate 10 is provided with a damping pad, and the damping pad can increase the friction force with the ground, so that the stability of the whole corrugated resistor in operation is further improved.

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 high-power ripple resistor, includes ceramic tube (1) and ripple form resistance wire (2), ripple form resistance wire (2) set up at the outer wall of ceramic tube (1), its characterized in that: the ceramic tube is characterized in that sliding sleeves (3) are arranged at two ends of an inner cavity of the ceramic tube (1), mounting feet (4) are arranged on the outer side faces of the sliding sleeves (3), a cavity (7) is formed in the fixing table (5), sliding plates (8) are connected in the cavity (7) in a sliding mode, a moving table (6) is connected between the sliding plates (8) in an adjacent mode, telescopic supporting rods (9) are arranged in the middle of the lower surface of the moving table (6), buffer springs (11) are sleeved on the outer walls of the telescopic supporting rods (9), and base plates (10) are connected to the bottoms of the telescopic supporting rods (9).

2. A high power ripple resistor in accordance with claim 1, wherein: the ceramic tube is characterized in that fixed seats (12) are arranged on the peripheral wall of the inner cavity of the ceramic tube (1), T-shaped grooves (13) are formed in the four groups of fixed seats (12), T-shaped strips (14) are connected in the T-shaped grooves (13) in a sliding mode, and the T-shaped strips (14) are located on the peripheral outer wall of the sliding sleeve (3).

3. A high power ripple resistor in accordance with claim 2, wherein: the four groups of fixing seats (12) are distributed on the inner wall of the ceramic tube (1) in an annular array.

4. A high power ripple resistor in accordance with claim 2, wherein: the two ends of the T-shaped grooves (13) are arranged in a penetrating mode, and an anti-slip pad is arranged on one surface, close to the T-shaped grooves (13), of each T-shaped strip (14).

5. A high power ripple resistor in accordance with claim 1, wherein: the mounting feet (4) comprise transverse plates and vertical plates, the fixing table (5) is located on the inner side faces of the vertical plates, and corrugated protrusions are embedded in the lower surfaces of the transverse plates.

6. A high power ripple resistor in accordance with claim 1, wherein: the height of the sliding plate (8) is larger than that of the mobile station (6), and an anti-slip pad is arranged on one surface of the sliding plate (8) close to the cavity (7).

7. A high power ripple resistor in accordance with claim 1, wherein: the lower surface of the base plate (10) is provided with a damping pad.