CN219163305U

CN219163305U - Switching-on and switching-off spring with good stability

Info

Publication number: CN219163305U
Application number: CN202320128687.1U
Authority: CN
Inventors: 吴钢; 吴芊亿; 周鹏; 吴汉峰; 郑前进
Original assignee: Zhejiang Yuanhua Spring Technology Co ltd
Current assignee: Zhejiang Yuanhua Spring Technology Co ltd
Priority date: 2023-01-12
Filing date: 2023-01-12
Publication date: 2023-06-09
Anticipated expiration: 2033-01-12

Abstract

The utility model relates to the technical field of springs and discloses a switching-on and switching-off spring with good stability, which comprises a supporting rod, wherein a second spring is sleeved on the outer surface of the supporting rod in a threaded manner, an upper baffle is fixedly arranged at the upper end of the supporting rod, a lower baffle is fixedly arranged at the lower end of the supporting rod, a fixed plate is fixedly arranged in the middle of one side, opposite to the upper baffle, of the lower baffle, and a first spring is fixedly arranged in the middle of the lower baffle. According to the utility model, when the device is used, the second spring is arranged, so that the first spring can be prevented from being directly cracked when the first spring is broken, the safety of the device in use is improved, the device can also work continuously instead of the first spring, the normal operation of the device is ensured, the effect of stabilizing the structural strength of the device can be achieved through arranging the upper baffle plate and the lower baffle plate, the stability of the device is improved, the device can be conveniently connected with other devices through arranging the fixing plate, and the device can store energy through arranging the first spring.

Description

Switching-on and switching-off spring with good stability

Technical Field

The utility model relates to the technical field of springs, in particular to a switching-on and switching-off spring with good stability.

Background

The circuit breaker is equipment for cutting off and controlling current, mainly be used for the protection of short-circuit current appears in the circuit, the most important structure is the divide-shut brake spring in the circuit breaker, divide-shut brake spring is a compressed energy storage's component, divide-shut brake spring when the circuit breaker divides the floodgate, can release a power in the twinkling of an eye and make the circuit breaker divide the floodgate rapidly, current divide-shut brake spring is owing to the structure is simpler, lead to the device can direct stop work when the spring breaks, influence the use of device, simultaneously current divide-shut brake spring is owing to connection simple structure, lead to the device to take place to break away from easily when long-time use structure, and current divide-shut brake spring is owing to the safeguard measure is few, lead to the device to produce the damage easily when long-time use, consequently, skilled in the art provides a divide-shut brake spring that stability is good, in order to solve the problem that the above-mentioned background art put forward.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a switching-on and switching-off spring with good stability, which is provided with a first spring which can enable a device to store energy, a second spring which improves the stability of the device, a first telescopic block and a second telescopic block which can be telescopic and adjustable according to the shape and the size of the first spring, a rotating mechanism which is convenient for the first telescopic block to clamp and fix the first spring, and a heat insulation layer, a corrosion-resistant layer and an insulating layer which can improve the service life of the device.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the opening and closing spring with the good stability comprises a supporting rod, wherein a second spring is sleeved on the outer surface of the supporting rod through threads, an upper baffle is fixedly arranged at the upper end of the supporting rod, a lower baffle is fixedly arranged at the lower end of the supporting rod, a fixed plate is fixedly arranged in the middle of one side of the upper baffle opposite to the lower baffle, and a first spring is fixedly arranged in the middle of the lower baffle;

the middle parts of two sides of the upper end of the lower baffle are fixedly provided with rotating mechanisms, the middle parts of two opposite sides of the rotating mechanisms are respectively provided with a first telescopic block in a rotating mode, the inner surfaces of the two first telescopic blocks are provided with sliding grooves, and the interiors of the two sliding grooves are respectively provided with a second telescopic block in a sliding mode;

through above-mentioned technical scheme, when using the device, through setting up the second spring, can prevent when first spring fracture that first spring from directly collapsing, the security of device when using has been improved, also can continue to work at the replacement first spring, guarantee the normal operating of device, through setting up overhead gage and lower baffle, can play the effect of stabilising arrangement structural strength, the stability of device has been improved, through setting up the fixed plate, can be convenient for this device be connected with other devices, through setting up first spring, can make the device store energy, through setting up slewing mechanism, can drive first expansion block and move, make things convenient for first expansion block to carry out the joint fixed to first spring, make fixing between first spring and the lower baffle more inseparable, through setting up the spout, can provide the motion track for second expansion block, through setting up the second expansion block, can carry out flexible adjustment according to the shape size of first spring, thereby make the second expansion block fix first spring better.

Further, the rotating mechanism comprises a fixed block, and a rotating rod is rotatably arranged in the middle of the fixed block;

through above-mentioned technical scheme, through setting up the fixed block, can provide suitable working position for the dwang, through setting up the dwang, can drive first flexible piece and rotate.

Further, the first spring comprises a heat insulation layer, and a corrosion-resistant layer is fixedly arranged on the inner surface of the heat insulation layer;

through above-mentioned technical scheme, the insulating layer is made by high temperature resistant thermal-insulated cotton as the material, has high temperature resistant low temperature thermal-insulated advantage, through setting up the insulating layer, can isolate the heat that the device produced at the during operation, makes the device can not receive the influence of temperature, and the corrosion-resistant layer is made by epoxy as the material, has outstanding corrosion resistance and chemical resistance, through setting up corrosion-resistant layer, can prevent that the device from receiving the influence of external environment to take place to corrode, has improved the operating duration of device.

Further, an insulating layer is fixedly arranged on the inner surface of the corrosion-resistant layer;

through above-mentioned technical scheme, the insulating layer is made by asbestos as the material, has the characteristics that insulating ability is strong, through setting up the insulating layer, can install the electric current that produces at the during operation.

Further, connecting holes are formed in the middle parts of the two fixing plates;

through above-mentioned technical scheme, through setting up the connecting hole, can make the device more convenient be connected with other devices.

Further, rubber rings are fixedly arranged on the inner surfaces of the two connecting holes;

through above-mentioned technical scheme, through setting up the rubber circle, can make the device inseparabler with other device's junction.

Further, limiting blocks are fixedly arranged at the upper end and the lower end of one side of each of the two second telescopic blocks;

through above-mentioned technical scheme, through setting up the stopper, can restrict the working position of second flexible piece, prevent that the device from changing in the position of second flexible piece in the use, influence the normal use of device.

Further, positioning grooves are fixedly formed in the middle of the upper end of the lower baffle plate close to two sides;

through above-mentioned technical scheme, through setting up the constant head tank, can make the flexible piece of second fix on lower baffle, the second flexible piece takes place to open and shut when preventing the device use.

The utility model has the following beneficial effects:

1. compared with the existing opening and closing spring, the opening and closing spring with good stability is provided with the first spring and the second spring, the device can store energy, the second spring can prevent the first spring from being directly cracked when the first spring breaks, the safety of the device in use is improved, the device can also work continuously instead of the first spring, normal operation of the device is guaranteed, and the stability of the device is improved.

2. Compared with the existing opening and closing spring, the opening and closing spring with good stability is provided with the first telescopic block, the second telescopic block and the rotating mechanism, the first telescopic block and the second telescopic block are arranged, and can be adjusted in a telescopic mode according to the shape and the size of the first spring, so that the second telescopic block can better fix the first spring, the rotating mechanism is arranged, the first telescopic block can be driven to move, the first telescopic block can be conveniently clamped and fixed to the first spring, and the structural strength of the device is enhanced.

3. Compared with the existing opening and closing spring, the opening and closing spring provided by the utility model is provided with the heat insulation layer, the corrosion resistance layer and the insulating layer, the heat insulation layer is arranged, the heat generated by the device during operation can be isolated, the corrosion resistance layer is arranged, the device can be prevented from being corroded by the influence of external environment, the insulating layer is arranged, the current generated by the device during operation can be improved, and the service life of the device is prolonged.

Drawings

FIG. 1 is a schematic axial view of a switch-off and switch-on spring with good stability;

FIG. 2 is a schematic diagram of a front cross section of a lower baffle of a switching-on/off spring with good stability;

FIG. 3 is an enlarged schematic view of a first telescopic block of a switch-off and switch-on spring with good stability according to the present utility model;

fig. 4 is an enlarged schematic diagram of a first spring of a switching-on/off spring with good stability.

Legend description:

1. a connection hole; 2. a fixing plate; 3. an upper baffle; 4. a first spring; 5. a second spring; 6. a support rod; 7. a rotating mechanism; 8. a lower baffle; 9. a limiting block; 10. a first telescopic block; 11. a chute; 12. a second telescopic block; 13. a positioning groove; 14. a rubber ring; 401. an insulating layer; 402. a corrosion resistant layer; 403. a thermal insulation layer; 701. a fixed block; 702. and rotating the rod.

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.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a divide-shut brake spring that stability is good, including bracing piece 6, the screw thread cover of bracing piece 6 surface is equipped with second spring 5, when using the device, through setting up second spring 5, can prevent that first spring 4 from directly bursting apart when first spring 4 breaks, the security when having improved the device in the use, also can continue to work at the substitution first spring 4, guarantee the normal operating of device, the fixed upper baffle 3 that is provided with in bracing piece 6 upper end, the fixed lower baffle 8 that is provided with of bracing piece 6 lower extreme, through setting up upper baffle 3 and lower baffle, 8 can play the effect of stabilizing device structural strength, the stability of device has been improved, upper baffle 3 and lower baffle 8 are fixed in the middle part of being provided with fixed plate 2 in opposite sides, through setting up fixed plate 2, can be convenient for this device and other devices are connected, lower baffle 8 middle part is fixed and is provided with first spring 4, through setting up first spring 4, can make the device carry out energy storage;

the lower baffle 8 upper end both sides middle part is all fixed and is provided with slewing mechanism 7, through setting up slewing mechanism 7, can drive first flexible piece 10 and move, make things convenient for first flexible piece 10 to carry out the joint fixedly to first spring 4, make the fixing between first spring 4 and the lower baffle 8 become inseparabler, two slewing mechanism 7 opposite side middle part all rotate and are provided with first flexible piece 10, spout 11 has been seted up to two first flexible piece 10 internal surfaces, through setting up spout 11, can provide the motion track for second flexible piece 12, the inside all slip of two spouts 11 is provided with second flexible piece 12, through setting up second flexible piece 12, can carry out flexible adjustment according to the shape size of first spring 4, thereby make second flexible piece 12 fix first spring 4 better.

The rotating mechanism 7 comprises a fixed block 701, a rotating rod 702 is arranged in the middle of the fixed block 701 in a rotating mode, a proper working position can be provided for the rotating rod 702 through the fixed block 701, the rotating rod 702 can be arranged to drive the first telescopic block 10 to rotate, the first spring 4 comprises an insulating layer 403, the inner surface of the insulating layer 403 is fixedly provided with a corrosion-resistant layer 402, the insulating layer 403 is made of high-temperature-resistant heat-insulating cotton, the insulating layer has the advantages of high-temperature resistance and low-temperature heat insulation, heat generated by the device during working can be isolated through the insulating layer 403, the device can be free from the influence of temperature, the corrosion-resistant layer 402 is made of epoxy resin, the corrosion resistance and chemical resistance are excellent, the corrosion of the device can be prevented from being influenced by the external environment through the setting of the corrosion-resistant layer 402, the working time of the device is prolonged, the insulating layer 401 is fixedly arranged on the inner surface of the insulating layer 402, the insulating layer 401 is made of asbestos, and the insulating mechanism has the characteristic of strong insulating capability, and the device can generate current during working.

The connecting holes 1 are formed in the middle of the two fixing plates 2, the device can be connected with other devices more conveniently by arranging the connecting holes 1, rubber rings 14 are fixedly arranged on the inner surfaces of the two connecting holes 1, the connecting parts of the device and other devices are more compact by arranging the rubber rings 14, limiting blocks 9 are fixedly arranged at the upper ends and the lower ends of one sides of two second telescopic blocks 12, the working positions of the second telescopic blocks 12 can be limited by arranging the limiting blocks 9, the position of the second telescopic blocks 12 of the device is prevented from being changed in the using process, normal use of the device is influenced, positioning grooves 13 are fixedly formed in the middle of the upper end of the lower baffle plate 8 close to the two sides of the middle of the lower baffle plate 8, the second telescopic blocks 12 can be fixed on the lower baffle plate 8 by arranging the positioning grooves 13, and the second telescopic blocks 12 are prevented from being opened and closed when the device is used

Working principle: being provided with first spring 4 can make the device carry out energy storage, set up second spring 5, promoted the stability of device, set up first flexible piece 10 second flexible piece 12, can carry out flexible adjustment according to the shape size of first spring 4, set up slewing mechanism 7, make things convenient for first flexible piece 10 to carry out the joint to first spring 4 fixedly, set up insulating layer 403, corrosion-resistant layer 402 and insulating layer 401, can promote the life of device, set up connecting hole 1, can make the device more convenient be connected with other devices.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a divide-shut brake spring that stability is good, includes bracing piece (6), its characterized in that: the outer surface of the supporting rod (6) is sleeved with a second spring (5) in a threaded manner, an upper baffle (3) is fixedly arranged at the upper end of the supporting rod (6), a lower baffle (8) is fixedly arranged at the lower end of the supporting rod (6), a fixed plate (2) is fixedly arranged in the middle of one side, opposite to the lower baffle (8), of the upper baffle (3), and a first spring (4) is fixedly arranged in the middle of the lower baffle (8);

the lower baffle (8) upper end both sides middle part is all fixed be provided with slewing mechanism (7), two slewing mechanism (7) are relative one side middle part all rotates and are provided with first flexible piece (10), and two spout (11) have been seted up to first flexible piece (10) internal surface, two spout (11) are inside all to slide and are provided with second flexible piece (12).

2. The good-stability opening and closing spring according to claim 1, wherein: the rotating mechanism (7) comprises a fixed block (701), and a rotating rod (702) is rotatably arranged in the middle of the fixed block (701).

3. The good-stability opening and closing spring according to claim 1, wherein: the first spring (4) comprises a heat insulation layer (403), and a corrosion-resistant layer (402) is fixedly arranged on the inner surface of the heat insulation layer (403).

4. The opening and closing spring with good stability according to claim 3, wherein: an insulating layer (401) is fixedly arranged on the inner surface of the corrosion-resistant layer (402).

5. The good-stability opening and closing spring according to claim 1, wherein: the middle parts of the two fixing plates (2) are provided with connecting holes (1).

6. The good-stability opening and closing spring according to claim 5, wherein: rubber rings (14) are fixedly arranged on the inner surfaces of the two connecting holes (1).

7. The good-stability opening and closing spring according to claim 1, wherein: limiting blocks (9) are fixedly arranged at the upper end and the lower end of one side of each second telescopic block (12).

8. The good-stability opening and closing spring according to claim 1, wherein: positioning grooves (13) are fixedly formed in the middle of the upper end of the lower baffle plate (8) close to the two sides.