Special tool for disassembling and assembling energy storage spring of electrical equipment

Abstract

The utility model discloses a special tool for disassembling and assembling an energy storage spring of electrical equipment, which comprises a handheld stress application rod, an auxiliary strip is arranged at one end of the handheld stress application rod, a crow bar type spring disassembling and assembling head is sleeved at one end of the auxiliary strip, a quick disassembling base is arranged on the surface of the handheld stress application rod, and an auxiliary rod is arranged on one side of the quick disassembling base. A supporting frame is arranged at one end of the auxiliary rod, a threaded rod is rotationally arranged on one side of the supporting frame in a threaded mode, a grabbing hook is arranged at one end of the threaded rod, and the auxiliary strip, the crow bar type spring disassembling and assembling head, the U-shaped spring disassembling and assembling head, the threaded rod, the grabbing hook and the anti-skid handle are arranged, so that the crow bar type spring disassembling and assembling head and the U-shaped spring disassembling and assembling head can be disassembled and installed with the auxiliary strip; the energy storage spring can be taken out by separating the energy storage spring from the clamping frame, loosening the clamping frame from the cylindrical pin and taking out the positioning pin, the tool is convenient and safe to dismantle the energy storage spring mechanism, the internal mechanism of the circuit breaker switch is convenient to maintain, the tool is safe and light, and the maintenance efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to energy storage spring dismounting technical field, especially in a kind of special tool for electrical equipment energy storage spring dismounting. BACKGROUND

[0002] With electrical equipment module integration more and more common, single module maintenance has become a trend, various vacuum circuit breakers, circuit breaker closing and opening coil, energy storage spring maintenance operation process, need to dismount circuit breaker energy storage spring, its dismounting operation main work is the energy storage spring connection fixed pin, since the fixed pin is subjected to the greater force of energy storage spring, thus the energy storage spring dismounting is extremely tedious, time-consuming and labor-consuming.

[0003] Without suitable special tool, the dismounting of energy storage spring becomes the difficulty of circuit breaker maintenance operation, without corresponding special tool in tradition, maintenance personnel can only cooperate with borrowed crowbar to dismount spring, and the maintenance efficiency is low, and the safety factor is low, so it is particularly important to design a special tool for electrical equipment energy storage spring dismounting. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of special tool for electrical equipment energy storage spring dismounting to solve the problem that maintenance personnel can only cooperate with borrowed crowbar to dismount spring in the above background art, and the maintenance efficiency is low, and the safety factor is low.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of special tool for electrical equipment energy storage spring dismounting, including hand-held force bar, the one end of the hand-held force bar is provided with auxiliary strip, the one end of the auxiliary strip is provided with crowbar type spring dismounting head, the surface of the hand-held force bar is provided with quick release base, one side of the quick release base is provided with auxiliary rod, one end of the auxiliary rod is provided with support frame, the one side of the support frame is screw-threaded with screw rod, one end of the screw rod is provided with grab hook, one end of the hand-held force bar is provided with anti-skid handle, one end of the anti-skid handle is provided with hook.

[0006] As a preferred technical scheme of the utility model, the surface of the anti-skid handle is provided with multiple anti-skid lines, and one side of the hook is provided with extension bar.

[0007] As a preferred technical scheme of the utility model, one end of the extension bar is fixedly connected with one end of the anti-skid handle.

[0008] As a preferred technical scheme of the utility model, the one end of the auxiliary strip is screw-threaded with round sleeve, and one end of the round sleeve is provided with U type spring dismounting head.

[0009] As a preferred technical scheme of the utility model, one side of the supporting frame is fixedly connected with one end of the auxiliary rod.

[0010] As a preferred technical scheme of the utility model, one side of the supporting frame is fixedly connected with one end of the auxiliary rod.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1, the utility model relates to a special tool for disassembling and assembling energy storage spring of electrical equipment, which is characterized by comprising an auxiliary strip, a crowbar type spring dismounting head, a U-shaped spring dismounting head, a screw rod, a hook and an antiskid handle, the crowbar type spring dismounting head and the U-shaped spring dismounting head can be disassembled and assembled with the auxiliary strip, the corresponding dismounting head is installed according to the requirement, the dismounting head is inserted with the energy storage spring, the hook is connected with the upper edge of the circuit breaker frame as a fulcrum by the principle of lever, the antiskid handle is held and lifted, the lower part of the energy storage spring is pressed down by the spring dismounting head, the elastic force of the energy storage spring is released, the energy storage spring is separated from the clamping frame, the clamping frame is loosened with the cylindrical pin, the positioning pin is taken out, and then the energy storage spring can be taken out, the tool is convenient and safe for dismounting the energy storage spring mechanism, thereby conveniently maintaining the internal mechanism of the circuit breaker switch, and the safety and portability are improved, and the maintenance efficiency is greatly improved.

[0013] 2, the utility model relates to a special tool for disassembling and assembling energy storage spring of electrical equipment, which is characterized by comprising an auxiliary strip, a crowbar type spring dismounting head, a U-shaped spring dismounting head, a screw rod, a hook and an antiskid handle, the crowbar type spring dismounting head and the U-shaped spring dismounting head can be disassembled and assembled with the auxiliary strip, the corresponding dismounting head is installed according to the requirement, the dismounting head is inserted with the energy storage spring, the hook is connected with the upper edge of the circuit breaker frame as a fulcrum by the principle of lever, the antiskid handle is held and lifted, the lower part of the energy storage spring is pressed down by the spring dismounting head, the elastic force of the energy storage spring is released, the energy storage spring is separated from the clamping frame, the clamping frame is loosened with the cylindrical pin, the positioning pin is taken out, and then the energy storage spring can be taken out, the tool is convenient and safe for dismounting the energy storage spring mechanism, thereby conveniently maintaining the internal mechanism of the circuit breaker switch, and the safety and portability are improved, and the maintenance efficiency is greatly improved. ACCURACY OF DRAWINGS

[0014] Figure 1 It is the front view structural schematic diagram of the utility model;

[0015] Figure 2 It is the front view structural schematic diagram of the utility model; Figure 1 It is the enlarged view of A in the utility model;

[0016] Figure 3 It is the front view structural schematic diagram of the utility model;

[0017] Figure 4 It is the front view structural schematic diagram of the utility model;

[0018] In the figure: 1, hand holding force lever; 2, auxiliary strip; 3, crowbar type spring dismounting head; 4, round sleeve; 5, U-shaped spring dismounting head; 6, quick release base; 7, auxiliary rod; 8, support frame; 9, screw rod; 10, grab hook; 11, anti-skid handle; 12, anti-skid pattern; 13, extension rod; 14, hook. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] Please refer to Figures 1-4 The utility model provides a kind of technical scheme for the special tool of energy storage spring dismounting of electrical equipment:

[0021] Embodiment one:

[0022] As Figures 1-3 shown, a kind of special tool for the energy storage spring dismounting of electrical equipment, including hand holding force lever 1, the one end of hand holding force lever 1 is provided with auxiliary strip 2, the one end of auxiliary strip 2 is provided with crowbar type spring dismounting head 3, the surface of hand holding force lever 1 is provided with quick release base 6, the side of quick release base 6 is provided with auxiliary rod 7, the one end of auxiliary rod 7 is provided with support frame 8, the side of support frame 8 is screw thread rotation with screw rod 9, the one end of screw rod 9 is provided with grab hook 10, the one end of hand holding force lever 1 is provided with anti-skid handle 11, the one end of anti-skid handle 11 is provided with hook 14, the one end of auxiliary strip 2 is provided with round sleeve 4, the one end of round sleeve 4 is provided with U-shaped spring dismounting head 5, grab hook 10 is connected as fulcrum with circuit breaker frame upper edge, hold anti-skid handle 11 with hand and lift hand holding force lever 1 upwards, spring dismounting head presses down the lower part of energy storage spring, at this moment, the elasticity of energy storage spring is released, energy storage spring is separated from clamping frame, clamping frame is loosened with cylindrical pin, and positioning pin is taken out, so that energy storage spring can be taken out, this tool is convenient and safe to remove energy storage spring mechanism, to facilitate the internal mechanism of circuit breaker switch maintenance, safe and light, greatly improve the maintenance efficiency.

[0023] Embodiment two:

[0024] On the basis of embodiment one, as Figure 1 and Figure 4The surface of the anti-skid handle 11 is provided with a plurality of anti-skid lines 12, and one side of the hook 14 is provided with an extension rod 13, the utility model discloses a special tool for the dismounting of the energy storage spring of electrical equipment, through being provided with anti-skid lines 12, extension rod 13, hook 14 and support frame 8, the anti-skid lines 12 increase the friction between the hand and the anti-skid handle 11, thereby enhancing the anti-skid ability of the anti-skid handle 11, and the user is prevented from slipping when lifting the hand-held force lever 1.

[0025] Working principle: with the increasing popularity of electrical equipment module integration, single module maintenance has become a trend, and the maintenance operation process of various vacuum circuit breakers, circuit breaker closing and opening coils and energy storage springs requires the dismounting of the circuit breaker energy storage spring, and the main work of the dismounting operation is the mounting and dismounting of the energy storage spring connecting fixing pin, since the fixing pin is subjected to a large force of the energy storage spring, therefore, the dismounting of the energy storage spring is extremely tedious, time-consuming and labor-consuming, and in the absence of a suitable special tool, the dismounting of the energy storage spring becomes a difficulty in the maintenance operation of the circuit breaker, and the traditional special tool is not available, so the maintenance personnel can only cooperate with the borrowed lever to dismount the spring, and the maintenance efficiency is low and the safety factor is low, therefore, it is particularly important to design a special tool for the dismounting of the energy storage spring of electrical equipment, the lever type spring dismounting head 3 and the U-shaped spring dismounting head 5 can be dismounted and installed with the auxiliary strip 2, and the corresponding dismounting head is installed according to the need, the lever type spring dismounting head 3 is designed in the form of a lever, the length is 80mm, the front end is polished into a spring dismounting head with a nut with a thickness of 2mm, which is convenient for inserting into the spring, the U-shaped spring dismounting head 5 is designed in the form of U, the total length is 100mm, the outer diameter is 85mm, the thickness is 10mm, the inner diameter is 44mm, and the inside left and right clamping arms are U-shaped nuts with a thickness of 1mm, a width of 7mm and a length of 40mm, which are convenient for inserting into the spring, the dismounting head is inserted into the energy storage spring, and the lever principle is used, the grab hook 10 and the upper edge of the circuit breaker frame are connected as fulcrums, the hand-held force lever 1 is lifted upward by holding the anti-skid handle 11, the spring dismounting head presses down the lower part of the energy storage spring, at this time, the elastic force of the energy storage spring is released, the energy storage spring is separated from the clamping frame, the clamping frame is loosened with the cylindrical pin, the positioning pin is taken out, and the energy storage spring can be taken out, the tool is convenient and safe for dismounting the energy storage spring mechanism, and the internal mechanism of the circuit breaker switch is convenient for maintenance, which is safe and light, greatly improves the maintenance efficiency, the anti-skid lines 12 increase the friction between the hand and the anti-skid handle 11, thereby enhancing the anti-skid ability of the anti-skid handle 11, and the user is prevented from slipping when lifting the hand-held force lever 1, the anti-skid handle 11 and the hook 14 are connected through the extension rod 13, when the hand-held force lever 1 is not used, the hook 14 is hung on the clamping column on the wall to complete the storage of the hand-held force lever 1, and the practicability of the tool is improved.

[0026] In the description of the utility model, it is understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0027] In the utility model, unless another explicit provision and limitation, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two element internal communication or two element's mutual action relation, unless another explicit limitation, for ordinary skilled in the art, can be according to specific circumstances to understand the specific meaning of the above-mentioned terms in the utility model.

[0028] Although the embodiments of the utility model have been shown and described, for ordinary skilled in the art, can understand that these embodiments can be changed, modified, replaced and changed in many 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 special tool for disassembling and assembling energy storage springs in electrical equipment, comprising a hand-held lever (1), characterized in that: An auxiliary strip (2) is provided at one end of the grip extension rod (1), and a pry bar-type spring removal head (3) is sleeved at one end of the auxiliary strip (2). A quick-release base (6) is provided on the surface of the grip extension rod (1). An auxiliary rod (7) is provided on one side of the quick-release base (6). A support frame (8) is provided at one end of the auxiliary rod (7). A screw (9) is threaded on one side of the support frame (8). A hook (10) is provided at one end of the screw (9). An anti-slip handle (11) is sleeved at one end of the grip extension rod (1), and a hook (14) is provided at one end of the anti-slip handle (11).

2. A special tool for disassembling and assembling energy storage springs in electrical equipment according to claim 1, characterized in that: The surface of the anti-slip handle (11) is provided with multiple anti-slip textures (12), and an extension bar (13) is provided on one side of the hook (14).

3. A special tool for disassembling and assembling energy storage springs in electrical equipment according to claim 2, characterized in that: One end of the extension rod (13) is fixedly connected to one end of the anti-slip handle (11).

4. A special tool for disassembling and assembling energy storage springs in electrical equipment according to claim 1, characterized in that: One end of the auxiliary strip (2) is threaded with a round sleeve (4), and one end of the round sleeve (4) is provided with a U-shaped spring disassembly head (5).

5. A special tool for disassembling and assembling energy storage springs in electrical equipment according to claim 1, characterized in that: One side of the support frame (8) is fixedly connected to one end of the auxiliary rod (7).

6. A special tool for disassembling and assembling energy storage springs in electrical equipment according to claim 1, characterized in that: One side of the grab hook (10) is fixedly connected to one end of the screw (9).

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