CN209844342U - Block terminal shockproof structure and block terminal - Google Patents
Block terminal shockproof structure and block terminal Download PDFInfo
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- CN209844342U CN209844342U CN201921011278.3U CN201921011278U CN209844342U CN 209844342 U CN209844342 U CN 209844342U CN 201921011278 U CN201921011278 U CN 201921011278U CN 209844342 U CN209844342 U CN 209844342U
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- connecting rod
- distribution box
- spring
- shockproof structure
- compression spring
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Abstract
The utility model relates to the technical field of power supply equipment, in particular to a shockproof structure of a distribution box; the technical scheme is as follows: a shockproof structure of a distribution box comprises a fixed plate and two mounting plates, wherein the two mounting plates are used for being fixedly connected with the distribution box, two sides of the fixed plate are respectively hinged with a first connecting rod, the mounting plates are hinged with a second connecting rod, the lower ends of the first connecting rods are hinged with the fixed plate, and the upper ends of the second connecting rods are hinged with the mounting plates; the torsional spring is characterized by further comprising a cylindrical torsional spring, wherein the axis of the torsional spring is parallel to the side edge of the fixing plate, one end of the torsional spring is fixedly connected with the upper end of the first connecting rod, the other end of the torsional spring is fixedly connected with the lower end of the second connecting rod, and the axis of the torsional spring is perpendicular to the length direction of the first connecting rod and the second connecting rod. The utility model discloses can provide the holding power of all directions and absorb the vibrations of all directions, have simple structure, the good characteristics of shock resistance.
Description
Technical Field
The utility model relates to a power supply unit technical field, concretely relates to block terminal shockproof structure and block terminal.
Background
The distribution box is mainly used for opening and closing, controlling and protecting power equipment of electric equipment in the process of generating, transmitting, distributing and converting electric energy in a power system. The components inside the distribution box mainly include a circuit breaker, a disconnector, a load switch, an operating mechanism, various protection circuits, and the like. Under some special operating environments, a distribution box with vibration prevention and energy supply functions is required to be used, such as a mining plant, a construction site, a road and bridge engineering and the like, the environment where the distribution box is located is large in vibration, and the distribution box is often subjected to continuous vibration, so that damage to an electric element in the distribution box or loosening of wiring of the electric element is easily caused, and poor contact is caused. Generating faults of heating, loosening, burning and the like, and even generating fire. Most of the existing distribution boxes are directly arranged on a wall or a support, and have no shockproof structure and poor shockproof performance.
SUMMERY OF THE UTILITY MODEL
To the technical problem of above-mentioned current block terminal does not have shockproof structure, the utility model provides a block terminal shockproof structure can be used to be in the block terminal installation in the vibrations environment, has simple structure, the good characteristics of shock resistance ability.
The utility model discloses a following technical scheme realizes:
a shockproof structure of a distribution box comprises a fixed plate and two mounting plates, wherein the two mounting plates are used for being fixedly connected with the distribution box, two sides of the fixed plate are respectively hinged with a first connecting rod, the mounting plates are hinged with a second connecting rod, the lower ends of the first connecting rods are hinged with the fixed plate, and the upper ends of the second connecting rods are hinged with the mounting plates; the torsional spring is characterized by further comprising a cylindrical torsional spring, wherein the axis of the torsional spring is parallel to the side edge of the fixing plate, one end of the torsional spring is fixedly connected with the upper end of the first connecting rod, the other end of the torsional spring is fixedly connected with the lower end of the second connecting rod, and the axis of the torsional spring is perpendicular to the length direction of the first connecting rod and the second connecting rod. The axis of the torsion spring is parallel to the side edge of the fixed plate and is vertical to the length direction of the first connecting rod and the second connecting rod; the event torsional spring can provide each direction holding power in order to support with mounting panel fixed connection's block terminal, also can absorb all directions's vibrations, consequently the utility model discloses an anti-seismic performance is good.
As specific embodiments of the fixed torsion spring: the upper end of the first connecting rod is provided with a first fixing sleeve, the lower end of the second connecting rod is provided with a second fixing sleeve, and two ends of the torsion spring are respectively inserted into the first fixing sleeve and the second fixing sleeve. The fixing of the torsion spring is convenient, so that the fixation of the torsion spring is firm.
Furthermore, the device also comprises a compression spring, one end of the compression spring is connected with the middle part of the first connecting rod, and the other end of the compression spring is connected with the middle part of the second connecting rod. The compression spring can share the force borne by the torsion spring so as to improve the stress condition of the torsion spring and prolong the service life of the torsion spring.
As specific embodiments of the connecting compression spring: the lower end of the first inserted rod is hinged with the middle part of the first connecting rod, and the upper end of the second inserted rod is hinged with the middle part of the second connecting rod; the compression spring is a cylindrical spring, one end of the compression spring is sleeved at the upper end of the first inserted rod, and the other end of the compression spring is sleeved at the lower end of the second inserted rod. Not only can ensure that the compression spring is firmly connected, but also is convenient for replacing the compression spring.
Preferably, the middle parts of the first insertion rod and the second insertion rod are respectively provided with a convex shoulder, and the outer diameter of each convex shoulder is larger than that of the compression spring so as to prevent the compression spring from being clamped.
Preferably, the two first connecting rods are symmetrical about the center line of the fixing plate, so that the two torsion springs are balanced in stress, and the distribution box matched with the shockproof structure is ensured to be kept horizontal.
Preferably, the first connecting rod is the same as the second connecting rod, so that on one hand, the stress of the shockproof structure is optimized, and on the other hand, the first connecting rod and the second connecting rod can be interchanged, so that the assembly requirement is reduced.
Preferably, the torsion spring and the compression spring are both made of stainless spring steel, so that the torsion spring and the compression spring are ensured to have good corrosion resistance and weather resistance, and the service life of the shockproof structure is prolonged.
The utility model also provides a block terminal, including foretell block terminal shock-proof structure and box, box and two mounting panel fixed connection. Therefore, the distribution box body has shockproof performance and can be used in occasions with requirements on the shockproof performance.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. two fixed plate both sides all articulate there is first connecting rod, the mounting panel articulates there is the second connecting rod, and the torsional spring axis of cylindricality is parallel with the fixed plate side and perpendicular with first connecting rod, second connecting rod length direction, and torsional spring one end and first connecting rod upper end fixed connection, the other end and second connecting rod lower extreme fixed connection simultaneously. The axis of the torsion spring is parallel to the side edge of the fixed plate and is vertical to the length direction of the first connecting rod and the second connecting rod; the event torsional spring can provide each direction holding power in order to support with mounting panel fixed connection's block terminal, and the torsional spring also can absorb the vibrations of all directions simultaneously, consequently the utility model has the advantages of simple structure, the shock resistance can be good.
2. One end of the compression spring is connected with the middle part of the first connecting rod, and the other end of the compression spring is connected with the middle part of the second connecting rod, so that the compression spring can share the force borne by the torsion spring, the stress condition of the torsion spring is improved, and the service life of the shockproof structure is prolonged; meanwhile, the anti-vibration performance of the anti-vibration structure can be improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic front view of a shockproof structure of a distribution box;
FIG. 2 is a schematic top view of a shock absorbing structure of the distribution box;
fig. 3 is a schematic structural view of the distribution box.
Reference numbers and corresponding part names in the drawings:
1-a fixed plate, 2-a mounting plate, 3-a first connecting rod, 4-a second connecting rod, 5-a torsion spring, 6-a first fixing sleeve, 7-a second fixing sleeve, 8-a compression spring, 9-a first inserted link, 10-a second inserted link, 11-a shoulder and 12-a box body.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Examples
The utility model provides a block terminal shockproof structure, includes fixed plate 1, two mounting panels 2, two mounting panel 3 is used for with block terminal fixed connection, namely when using, installs the block terminal on two mounting panels 2, then fixes shockproof structure at the mounted position of block terminal through fixed plate 1. All articulated first connecting rod 3 that has in fixed plate 1 both sides, mounting panel 2 articulates there is second connecting rod 4, specifically, 3 lower extremes of first connecting rod are articulated with fixed plate 1, 4 upper ends of second connecting rod are articulated with mounting panel 2. Still include the torsional spring 5 of cylindricality, 5 axes of torsional spring are parallel with the fixed plate side, 5 one end of torsional spring and 3 upper end fixed connection of first connecting rod. The other end of the torsion spring 5 is fixedly connected with the lower end of the second connecting rod 4, and the axis of the torsion spring 5 is vertical to the length directions of the first connecting rod 3 and the second connecting rod 4.
It should be noted that, the axis of the torsion spring 5 is parallel to the side of the fixing plate 1 and is perpendicular to the length direction of the first connecting rod 3 and the second connecting rod 4; so that the torsion arm of the torsion spring 5 can support the first link 1 and the second link 4 and prevent the first link 1 and the second link 4 from approaching or departing from each other, i.e., can provide a supporting force perpendicular to the fixed plate 1 and absorb a shock perpendicular to the fixed plate 1. Simultaneously, torsional spring 5's both ends respectively with first connecting rod 3 and second connecting rod 4 keep away from the one end fixed connection of hinged end, receive first connecting rod 3 and second connecting rod 4 interact's shearing moment and moment of flexure, can provide with first connecting rod 3 and second connecting rod 4 coplane support moment and vibrations. The event torsional spring 5 can provide each direction's holding power in order to support with mounting panel 1 fixed connection's block terminal, also can absorb the vibrations that come from all directions, consequently the utility model discloses an anti-seismic performance is good.
As a specific implementation of fixing the torsion spring 5, a first fixing sleeve 6 is arranged at the upper end of the first connecting rod 3, a second fixing sleeve 7 is arranged at the lower end of the second connecting rod 4, and two ends of the torsion spring 5 are respectively inserted into the first fixing sleeve 6 and the second fixing sleeve 7. It should be understood that the side walls of the first fixing sleeve 6 and the second fixing sleeve 7 are respectively provided with a through groove for the torsion arm of the torsion spring 5 to slide through, so that the torsion arm at the front end of the torsion spring 5 can pass through the first fixing sleeve 6 to be fixed on the first connecting rod 3, and the torsion arm at the rear end of the torsion spring 5 can pass through the second fixing sleeve 7 to be fixed on the second connecting rod 4; meanwhile, the first fixing sleeve 6 can be used for fixing the front end of the torsion spring 5 in a mode of pin shaft, welding or tight expansion fit and the like, and the second fixing sleeve 7 can be used for fixing the rear end of the torsion spring 5. Therefore, the installation and fixation of the torsion spring 5 are facilitated, and the fixation of the torsion spring 5 is firm. Of course, fixing protrusions can be adopted, the end portions of the torsion springs are sleeved outside the fixing protrusions, and the same effect can be achieved.
Further, still include compression spring 8, 8 one end of compression spring is connected with first connecting rod 3 middle part, 8 other ends of compression spring are connected with second connecting rod 4 middle part. It can be understood that the compression spring plate 8 can provide a supporting force to the second link 4 and can also absorb an impact force between the first link 3 and the second link 4, i.e., a vertical force and shock. Meanwhile, the compression spring 8 has a certain span and can absorb impact force in all directions in a horizontal plane so as to absorb impact and vibration in all directions. That is to say, the compression spring 8 can share the force applied to the torsion spring 5, so as to improve the stress condition of the torsion spring 5, prolong the service life of the torsion spring 5 and further prolong the service life of the shockproof structure.
As a specific embodiment of the connection compression spring 8; still include first inserted bar 9, second inserted bar 10, 9 lower extremes of first inserted bar are articulated with first connecting rod 3 middle part, second inserted bar 10 upper end is articulated with second connecting rod 4 middle part. It is understood that the compression spring 8 may be a plate spring, a cylindrical spring. When the plate spring is adopted, two ends of the spring are required to be fixedly connected with the upper end of the first inserting rod 9 and the lower end of the second inserting rod 10 respectively through welding, screw connection, pin connection and the like, the installation and the fixation are troublesome, and the phenomenon of stress concentration is easy to occur. In this embodiment, a cylindrical spring is preferably used, that is, the compression spring 8 is a cylindrical spring, one end of the compression spring 8 is sleeved on the upper end of the first insertion rod 9, and the other end of the compression spring 8 is sleeved on the lower end of the second insertion rod 8. When the compression spring 8 is fixed, the two ends of the compression spring 8 are directly sleeved on the ends of the first insertion rod 9 and the second insertion rod 10 respectively, so that the compression spring 8 can be firmly connected, and the compression spring 8 can be conveniently replaced.
Preferably, the first and second insertion rods 9 and 10 are provided with a shoulder 11 in the middle, and the outer diameter of the shoulder 11 is larger than the outer diameter of the compression spring 8, so as to prevent the compression spring 8 from sliding into the gap between the first insertion rod 9 and the first link 3 or the gap between the second insertion rod 10 and the second link 4, and from being jammed and being plastically deformed.
Preferably, the two first connecting rods 3 are symmetrical about the center line of the fixing plate 1, so that the two torsion springs 4 are balanced in force to ensure that the distribution box matched with the shockproof structure is kept horizontal.
Preferably, the first connecting rod 3 is identical to the second connecting rod 4, so that on one hand, the stress of the shockproof structure can be optimized, and on the other hand, the first connecting rod 3 and the second connecting rod 4 can be interchanged, so that the assembly requirement is reduced, and the assembly is rapid.
Preferably, the torsion spring 5 and the compression spring 8 are both made of stainless spring steel, so that the torsion spring 5 and the compression spring 8 are both good in corrosion resistance and weather resistance, and the service life of the shockproof structure is prolonged.
The embodiment also provides a distribution box, which comprises the distribution box shockproof structure and a box body 12, wherein the box body 12 is fixedly connected with the two mounting plates 2. The two mounting plates 2 only need to be fixed on the same side of the box body 12, namely can be fixed on the top of the box body 12, and the fixing plate 1 is fixed on a ceiling or a hanging rod; or fixed on one side of the box body 12, at this time, the fixed plate 1 is fixed on the wall body or on the bracket or the supporting rod; it can also be fixed to the bottom of the housing 12, in which case the fixed plate 1 is fixed to the ground or platform or to a support pole. Because the box body 12 is provided with the distribution box prevention structure, the distribution box body 12 has shockproof performance and can be used in occasions with requirements on the shockproof performance.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. The utility model provides a block terminal shockproof structure, includes fixed plate (1), two mounting panel (2) be used for with block terminal fixed connection, its characterized in that: the two sides of the fixed plate (1) are respectively hinged with a first connecting rod (3), the mounting plate (2) is hinged with a second connecting rod (4), the lower end of the first connecting rod (3) is hinged with the fixed plate (1), and the upper end of the second connecting rod (4) is hinged with the mounting plate (2);
still include torsional spring (5) of cylindricality, torsional spring (5) axis is parallel with fixed plate (1) side, torsional spring (5) one end and first connecting rod (3) upper end fixed connection, torsional spring (5) other end and second connecting rod (4) lower extreme fixed connection, torsional spring (5) axis is perpendicular with first connecting rod (3), second connecting rod (4) length direction.
2. The shockproof structure of distribution box of claim 1, wherein: the upper end of the first connecting rod (3) is provided with a first fixing sleeve (6), the lower end of the second connecting rod (4) is provided with a second fixing sleeve (7), and two ends of the torsion spring (5) are respectively inserted into the first fixing sleeve (6) and the second fixing sleeve (7).
3. The shockproof structure of the distribution box of claim 1 or 2, characterized in that: still include compression spring (8), compression spring (8) one end is connected with first connecting rod (3) middle part, compression spring (8) other end is connected with second connecting rod (4) middle part.
4. The shockproof structure of distribution box of claim 3, wherein: the device is characterized by further comprising a first inserted link (9) and a second inserted link (10), wherein the lower end of the first inserted link (9) is hinged with the middle of the first connecting rod (3), and the upper end of the second inserted link (10) is hinged with the middle of the second connecting rod (4); compression spring (8) are the cylindricality spring, compression spring (8) pot head is established in first inserted bar (9) upper end, compression spring (8) pot head is established at second inserted bar (10) lower extreme.
5. The shockproof structure of distribution box of claim 4, wherein: and convex shoulders (11) are arranged in the middle parts of the first inserting rod (9) and the second inserting rod (10), and the outer diameter of each convex shoulder (11) is larger than that of the compression spring (8).
6. The shockproof structure of distribution box of claim 1, wherein: the two first connecting rods (3) are symmetrical about the central line of the fixing plate (1).
7. The shockproof structure of distribution box of claim 1, wherein: the first connecting rod (3) is the same as the second connecting rod (4).
8. The shockproof structure of distribution box of claim 3, wherein: the torsion spring (5) and the compression spring (8) are both made of stainless spring steel.
9. A distribution box, its characterized in that: the shockproof structure for the distribution box comprises the shockproof structure for the distribution box and a box body (12) as claimed in any one of claims 1 to 8, wherein the box body (12) is fixedly connected with two mounting plates (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921011278.3U CN209844342U (en) | 2019-07-01 | 2019-07-01 | Block terminal shockproof structure and block terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921011278.3U CN209844342U (en) | 2019-07-01 | 2019-07-01 | Block terminal shockproof structure and block terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209844342U true CN209844342U (en) | 2019-12-24 |
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ID=68899248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921011278.3U Active CN209844342U (en) | 2019-07-01 | 2019-07-01 | Block terminal shockproof structure and block terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209844342U (en) |
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2019
- 2019-07-01 CN CN201921011278.3U patent/CN209844342U/en active Active
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