Soft starter stable in installation

Abstract

The utility model discloses a stably installed soft starter which comprises a base, a cover cap installed on the base and a fixed buckle arranged on the rear side of the base, a movable buckle is movably installed on the rear side of the base, sliding grooves are symmetrically formed in the rear side of the base, sliding blocks connected with the sliding grooves in a sliding mode are arranged on the two sides of the movable buckle, and the sliding blocks are connected with the sliding grooves in a sliding mode. The base is provided with a movable buckle, the base is rotatably provided with a screw rod used for driving the movable buckle to move, the screw rod is in threaded connection with the movable buckle, the bottom of the screw rod is provided with a driving plate, and the outer side of the driving plate is provided with a plurality of grooves. The base can be fixed more firmly, installation stability can be kept even if the base is vibrated, the driving plate is fixed through the arranged locking mechanism, the situation that the screw rotates due to vibration, and consequently the movable buckle moves is prevented, and it is further ensured that the base is installed stably.

Description

TECHNICAL FIELD

[0001] The utility model relates to soft starter technical field, concretely is a kind of soft starter of stable installation. BACKGROUND

[0002] Soft starter is a kind of motor control device that soft start, soft parking, light load energy saving and multiple protection functions are integrated, it starts motor smoothly by limiting initial current and gradually increasing voltage, avoids the impact to power grid and mechanical equipment.

[0003] The existing soft starter is usually installed on the electrical guide rail in the motor control cabinet by buckle, in order to facilitate installation, one group of buckles on the soft starter is movable buckle, another group of buckles is fixed buckle, and spring is used to apply pushing force to movable buckle, so that movable buckle can be clamped to electrical guide rail, however, only using the pushing force of spring to make movable buckle clamped to electrical guide rail, installation is not firm, especially when being vibrated, soft starter is easy to shake, even possible to separate from electrical guide rail. SUMMARY

[0004] The utility model aims at providing a kind of soft starter of stable installation to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of soft starter of stable installation, including base, cover installed on base and fixed buckle being provided at the back of base, the back of base movably installs movable buckle, the back of base is symmetrically equipped with sliding slot, the two sides of movable buckle are equipped with sliding block with the sliding connection of sliding slot, the screw rod for driving movable buckle movement is rotatably installed on the base, the screw rod is threadedly connected with movable buckle, the bottom of screw rod is equipped with dial, the outside of dial is equipped with multiple recesses, locking mechanism for fixing dial is equipped on the base.

[0006] As a preferred scheme of the utility model, the locking mechanism includes support block fixed on base, T-shaped rod is slidably connected in the inside of support block, spring is installed in the inside of support block, and the spring is located above T-shaped rod, one end of T-shaped rod extends to the outside of support block, and one end of T-shaped rod is equipped with arc block, the inner side wall of arc block is equipped with convex strip matched with recess, the outside of arc block is equipped with lever.

[0007] As a preferred scheme of the utility model, the base is equipped with indicating mark, and the indicating mark is located at the two sides of dial.

[0008] As a preferred scheme of the utility model, the base is equipped with avoiding slot, and the dial is located in the inside of avoiding slot.

[0009] As a preferred scheme of the utility model, the base is provided with through holes at four corners.

[0010] Compared with the prior art, the utility model has the beneficial effects that: the movable buckle can be tightly attached to the electrical guide rail, the base is fixed more firmly, even if subjected to vibration, the installation is stable, the locking mechanism is arranged to fix the dial, the screw is prevented from rotating due to vibration, the movable buckle is prevented from moving, and the installation of the base is further ensured to be stable. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0012] Figure 2 It is a three-dimensional structure schematic view of the utility model Figure 1 It is an enlarged view of A in the utility model;

[0013] Figure 3 It is a structure schematic view of the utility model after the arc-shaped block releases the locking of the dial;

[0014] Figure 4 It is a three-dimensional structure schematic view of the utility model Figure 3 It is an enlarged view of B in the utility model;

[0015] Figure 5 It is a structure schematic view of the rear side of the utility model;

[0016] Figure 6 It is a three-dimensional structure schematic view of the utility model Figure 5 It is an enlarged view of C in the utility model;

[0017] Figure 7 It is a sectional view of the locking mechanism of the utility model;

[0018] Figure 8 It is a structure schematic view of the arc-shaped block of the utility model.

[0019] In the drawing: 1, base; 2, cover; 3, through hole;

[0020] 4, locking mechanism; 41, supporting block; 42, T-shaped rod; 43, arc-shaped block; 44, dial rod; 45, spring; 46, convex strip;

[0021] 5, sliding groove; 6, indication mark; 7, movable buckle; 8, screw; 9, dial; 10, recess; 11, fixed buckle; 12, sliding block; 13, avoiding groove. DETAILED DESCRIPTION

[0022] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0023] Please refer to Figures 1 to 8 The present application provides a technical solution: a soft starter with stable installation, comprising a base 1, a cover 2 mounted on the base 1, and a fixed buckle 11 arranged at the rear side of the base 1, a movable buckle 7 movably mounted at the rear side of the base 1, the movable buckle 7 cooperating with the fixed buckle 11 for fixing the base 1 on the electrical guide rail, the rear side of the base 1 being symmetrically provided with a sliding groove 5, both sides of the movable buckle 7 being provided with a sliding block 12 in sliding connection with the sliding groove 5, the sliding block 12 cooperating with the sliding groove 5 for limiting the sliding block 12, preventing the sliding block 12 from deviating during movement, the base 1 being rotatably provided with a screw rod 8 for driving the movable buckle 7 to move, the screw rod 8 being in threaded connection with the movable buckle 7, since the screw rod 8 is in threaded connection with the movable buckle 7 and the movable buckle 7 cannot rotate under the limitation of the sliding groove 5 and the sliding block 12, when the screw rod 8 rotates, the movable buckle 7 will move longitudinally, so that the movable buckle 7 abuts against the electrical guide rail, the screw rod 8 is used to drive the movable buckle 7 to abut against the electrical guide rail, compared with the prior art, the movable buckle 7 can be tightly attached to the electrical guide rail, so that the base 1 is fixed more firmly, even if subjected to vibration, the installation can remain stable, the bottom of the screw rod 8 is provided with a dial 9, the dial 9 is fixedly connected with the screw rod 8, the dial 9 facilitates the rotation of the screw rod 8 by the staff, the outer side of the dial 9 is provided with a plurality of grooves 10, the grooves 10 not only can increase the friction, so that the staff is not easy to slip when rotating the dial 9, but also facilitate the fixing of the dial 9 by the arc-shaped block 43, the base 1 is provided with a locking mechanism 4 for fixing the dial 9.

[0024] The locking mechanism 4 comprises a supporting block 41 fixed on the base 1, a T-shaped rod 42 slidingly connected inside the supporting block 41, and a spring 45 installed inside the supporting block 41 and used to apply a pushing force to the T-shaped rod 42, so that the arc-shaped block 43 can always be located outside the dial 9, and the spring 45 is located above the T-shaped rod 42, one end of the T-shaped rod 42 extends to the outside of the supporting block 41, and the one end of the T-shaped rod 42 is provided with the arc-shaped block 43, the inner side wall of the arc-shaped block 43 is provided with a convex strip 46 matched with the groove 10, the arc-shaped block 43 can not only shield the dial 9 to prevent accidental touch, but also the convex strip 46 on the inner side wall of the arc-shaped block 43 can be clamped into the groove 10, so that the dial 9 can be fixed, thereby preventing the screw rod 8 from rotating due to vibration to cause the movable buckle 7 to move, further ensuring that the base 1 is installed stably, and the outside of the arc-shaped block 43 is provided with a dial rod 44, which facilitates workers to push the arc-shaped block 43.

[0025] The base 1 is provided with an indication mark 6, which facilitates workers to understand whether the movable buckle 7 rises or falls when the dial 9 is rotated, and the indication mark 6 is located on both sides of the dial 9.

[0026] The base 1 is provided with an avoiding groove 13 penetrating through, which is used for avoiding the dial 9 to ensure that the dial 9 can rotate normally, and the dial 9 is located inside the avoiding groove 13.

[0027] The base 1 is provided with a through hole 3 at each corner, which facilitates workers to use bolts to fix the base 1, thereby realizing various ways of fixing.

[0028] Specifically, when the base 1 needs to be fixed on the electrical guide rail, the arc-shaped block 43 is pushed upward by the dial rod 44, the T-shaped rod 42 moves upward under the arc-shaped block 43, the spring 45 is compressed by the T-shaped rod 42, the dial 9 leaks out, then the dial 9 is rotated, the screw rod 8 is rotated to drive the movable buckle 7 to move downward, then the fixed buckle 11 is clamped on the electrical guide rail, the dial 9 drives the movable buckle 7 to move upward until the movable buckle 7 is tightly attached to the electrical guide rail, so that the dial 9 cannot be rotated, finally the dial rod 44 is loosened, the spring 45 is reset to make the T-shaped rod 42 move downward, the T-shaped rod 42 makes the arc-shaped block 43 move downward, the arc-shaped block 43 drives the convex strip 46 to move downward, and the convex strip 46 is clamped into the groove 10 to prevent the screw rod 8 from rotating, so as to ensure that the base 1 is installed stably.

[0029] In the description of the utility model, need understanding is, the term "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" and so on indicate the orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply the device or element indicated must have a particular orientation, with a particular orientation structure and operation, therefore cannot be understood as a restriction on the utility model.

[0030] In addition, the terms "first", "second", "third", "fourth" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features, therefore, the features limited by "first", "second", "third", "fourth" can be explicitly or implicitly include at least one of the features.

[0031] In the utility model, unless otherwise expressly provided and limited, the terms "installation", "arrangement", "connection", "fixing", "screw connection" and so on should be understood broadly, for example, can be fixedly connected, can also be detachably connected, or integrated, can be mechanically connected, can also be electrically connected, can be directly connected, can also be indirectly connected through intermediate medium, can be the communication or interaction relationship between two elements, unless otherwise expressly limited, for ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0032] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that the embodiments can be changed, modified, replaced and changed in various ways without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and its equivalents.

Claims

1. A soft starter with stable installation, comprising a base (1), a cover (2) installed on the base (1), and a fixing buckle (11) arranged at the back side of the base (1), characterized in that: The back side of the base (1) movably mounts an activity buckle (7), the back side of the base (1) symmetrically mounts a sliding groove (5), the two sides of the activity buckle (7) mount sliding blocks (12) slidably connected with the sliding groove (5), the base (1) rotatably mounts a screw rod (8) for driving the activity buckle (7) to move, the screw rod (8) is threadedly connected with the activity buckle (7), the bottom of the screw rod (8) mounts a dial plate (9), the outer side of the dial plate (9) mounts a plurality of grooves (10), and the base (1) mounts a locking mechanism (4) for fixing the dial plate (9).

2. A soft-starter according to claim 1, characterized in that: The locking mechanism (4) comprises a supporting block (41) fixed on the base (1), a T-shaped rod (42) slidably connected in the supporting block (41), a spring (45) mounted in the supporting block (41) and located above the T-shaped rod (42), one end of the T-shaped rod (42) extending to the outer side of the supporting block (41), and an arc-shaped block (43) mounted on one end of the T-shaped rod (42) and provided with convex strips (46) matched with the grooves (10) on the inner side wall of the arc-shaped block (43), and a dial lever (44) mounted on the outer side of the arc-shaped block (43).

3. A soft-starter according to claim 1, wherein: The base (1) mounts an indicating mark (6) on the two sides of the dial plate (9).

4. The soft-starter of claim 1, wherein: The base (1) penetrates an avoiding groove (13), and the dial plate (9) is located in the avoiding groove (13).

5. The soft-starter of claim 1, wherein: The base (1) is provided with through holes (3) at four corners.

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