Guide rail type variable resistor

Abstract

The utility model discloses a guide rail type variable resistor. The guide rail type variable resistor comprises a mounting seat, when the variable resistor is installed and slides in along a limiting sliding groove, an inserting column drives a moving block to move towards the inner side, the moving block drives a reset spring and a moving wheel to move towards the inner side along the interior of a limiting fixing block, the moving block drives a connecting plate to move towards the inner side, and the connecting plate drives an overturning block to overturn towards the inner side. The overturning block drives the pressing disc to move towards the top, the pressing disc drives the arc-shaped block and the pressing column to move towards the top, when the inserting column moves into the inserting hole, the pressing mechanism and the inserting mechanism are driven to reset under the action of resilience force of the reset spring, and sliding installation and fixation of the variable resistor are completed, so that the advantage of being convenient to install and fix is achieved. Through cooperative use of the pressing mechanism and the tight insertion mechanism, the variable resistor can be rapidly installed and fixed, the variable resistor does not shake after being installed, and the use cost of the variable resistor is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of variable resistors, in particular to a guide rail type variable resistor. Background Art

[0002] Variable resistor: also known as rheostat, is an electronic component that can adjust the resistance value; it usually consists of a resistor body and a movable brush or slider; variable resistors usually have different types such as rotary, sliding, and fine-tuning to meet different application requirements; when selecting a variable resistor, it is necessary to consider factors such as the range of resistance value, accuracy, power, and reliability. The patent publication number is 201521026564.9, which discloses a slide-type variable resistor with a resistance adjustment member, including a shell cover, two side A side guide, a circuit module, a control member and a base, the shell has a shell limit hole and a storage space connected to the shell limit hole; two side guides are symmetrically arranged in the storage space; the circuit module is arranged in the storage space and is provided with a resistance circuit; the control member is arranged in the storage space and includes a mold, at least one metal folding member, a sliding handle and an elastic resistance member; wherein the mold has a convex column, and the elastic resistance member is sleeved on the convex column, so that when the base is fixed to the shell, the base abuts against the elastic resistance member. The slide rail type variable resistor of the utility model can increase the resistance of the control member when it moves through the contact between the base and the elastic resistance member, thereby effectively increasing the user's operating feel.

[0003] The above-mentioned prior art solution has the following defects: when the variable resistor is slidably installed, the variable resistor is slid into the corresponding position along the slide groove, and a resistance component is arranged at the bottom of the variable resistor. After the variable resistor is installed, if the amplitude of the shaking is large, the resistance component cannot ensure the balance of the variable resistor, and the variable resistor will be damaged due to the shaking, which brings inconvenience to the use of the variable resistor, thereby increasing the use cost of the variable resistor. Utility Model Content

[0004] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a guide rail type variable resistor, which has the advantage of being easy to install and fix, and solves the problem that when the variable resistor is slidably installed, the variable resistor is slid into the corresponding position along the slide groove, and a resistance component is arranged at the bottom of the variable resistor. After the variable resistor is installed, if the amplitude of the shaking is large, the resistance component cannot ensure the balance of the variable resistor, and the shaking will cause damage to the variable resistor, which brings inconvenience to the use of the variable resistor, thereby increasing the use cost of the variable resistor.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a guide rail type variable resistor, comprising a mounting seat, a limiting slide groove is provided inside the mounting seat, the outer side of the limiting slide groove extends to the outer side of the mounting seat, the front side and the rear side of the limiting slide groove are provided with plug-in holes, the number of the plug-in holes is several, and the several plug-in holes are distributed at equal distances, a limiting slider is provided inside the limiting slide groove, a variable resistor is fixedly connected to the top of the limiting slider, a pressing mechanism is provided on the left and right sides inside the limiting slider, and a plug-in mechanism is provided on the outer side of the pressing mechanism;

[0006] The pressing mechanism is used to move the plugging mechanism;

[0007] The plug-in mechanism is used to plug and fix the variable resistor to the mounting seat.

[0008] As a preferred embodiment of the utility model, the pressing mechanism includes a pressing column and an arc block, the bottom of the pressing column is fixedly connected to the top of the arc block, the top of the pressing column passes through the top of the limiting slider, the bottom of the arc block is fixedly connected to a pressing plate, the bottom of the outer side of the pressing plate contacts a flip block, the internal movable sleeve of the bottom of the flip block is provided with a fixing column, the outer side of the fixing column is fixedly connected to a support plate, the bottom of the support plate is fixedly connected to the bottom of the inner wall of the limiting slider, and the front and rear sides of the outer side of the flip block are movably connected to a connecting plate through a pin shaft.

[0009] As a preferred embodiment of the utility model, the tightening mechanism includes a tightening column and a return spring, the number of the tightening columns is several, and the several tightening columns are equidistantly distributed, the return spring is movably sleeved on the surface of the tightening column, the inner side of the tightening column is fixedly connected with a moving block, the inner side of the return spring is fixedly connected to the outer side of the moving block, the outer side of the return spring is fixedly connected to the outer side of the inner wall of the limit sliding block, the inside of the bottom of the moving block is movably connected with a moving wheel through a pin shaft, the bottom of the moving wheel is provided with a limit fixing block, the bottom of the limit fixing block is fixedly connected to the bottom of the inside of the limit sliding block, and the inner side of the moving block is fixedly connected to the outer side of the connecting plate.

[0010] As a preferred embodiment of the utility model, the surface movable sleeve of the fixed column is provided with a wear-resistant pad, the outer side of the wear-resistant pad is fixedly connected to the inside of the bottom of the flip block, and the wear-resistant pad is located on the inner side of the support plate.

[0011] As a preferred embodiment of the utility model, a reinforcing sleeve is fixedly connected to the bottom of the surface of the pressing column, the bottom of the reinforcing sleeve is fixedly connected to the top of the arc block, and the reinforcing sleeve is located inside the limiting sliding block.

[0012] As a preferred embodiment of the utility model, the surface movable sleeve of the pressing column is provided with a wear-resistant sleeve, the outer side of the wear-resistant sleeve is fixedly connected to the inside of the top of the limiting sliding block, and the wear-resistant sleeve is located at the top of the arc block.

[0013] As a preferred embodiment of the utility model, a reinforcement block is arranged on the outer side of the variable resistor, the bottom of the reinforcement block is fixedly connected to the top of the pressing column, and the shape of the reinforcement block is cylindrical.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] When the locking plate is in a state of being moved to the left by the user, the locking plate is engaged with the locking member and the locking means is engaged, ...

[0016] 2. The utility model can move the plug-in mechanism by providing a pressing mechanism, thereby preventing the plug-in mechanism from being unable to move during use, facilitating the movement of the plug-in mechanism and improving the ease of use of the plug-in mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a three-dimensional diagram of the tightening hole of the utility model;

[0019] Figure 3 A three-dimensional diagram of the pressing plate of the utility model;

[0020] Figure 4 It is a three-dimensional diagram of the moving block of the utility model.

[0021] In the figure: 1. mounting seat; 2. limiting slide groove; 3. tightening hole; 4. limiting slider; 5. variable resistor; 6. pressing mechanism; 61. pressing column; 62. arc block; 63. pressing plate; 64. flip block; 65. fixing column; 66. supporting plate; 67. connecting plate; 7. tightening mechanism; 71. tightening column; 72. reset spring; 73. moving block; 74. moving wheel; 75. limiting fixed block; 8. wear-resistant pad; 9. reinforcing sleeve; 10. wear-resistant sleeve; 11. reinforcing block. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] like Figures 1 to 4 As shown, the utility model provides a guide rail type variable resistor, including a mounting seat 1, a limiting slide groove 2 is provided inside the mounting seat 1, the outer side of the limiting slide groove 2 extends to the outer side of the mounting seat 1, the front side and the rear side of the limiting slide groove 2 are provided with plugging holes 3, the number of the plugging holes 3 is several, and the several plugging holes 3 are distributed at equal distances, a limiting slide block 4 is provided inside the limiting slide groove 2, a variable resistor 5 is fixedly connected to the top of the limiting slide block 4, a pressing mechanism 6 is provided on the left and right sides inside the limiting slide block 4, and a plugging mechanism 7 is provided on the outer side of the pressing mechanism 6;

[0024] The pressing mechanism 6 is used to move the plugging mechanism 7;

[0025] The plug-in mechanism 7 is used to plug and fix the variable resistor 5 and the mounting seat 1 .

[0026] refer to Figure 4 The pressing mechanism 6 includes a pressing column 61 and an arc block 62. The bottom of the pressing column 61 is fixedly connected to the top of the arc block 62. The top of the pressing column 61 passes through the top of the limit slider 4. The bottom of the arc block 62 is fixedly connected to a pressing plate 63. The bottom of the outer side of the pressing plate 63 contacts a flip block 64. The internal movable sleeve at the bottom of the flip block 64 is provided with a fixed column 65. The outer side of the fixed column 65 is fixedly connected to a support plate 66. The bottom of the support plate 66 is fixedly connected to the bottom of the inner wall of the limit slider 4. The front and rear sides of the outer side of the flip block 64 are movably connected to a connecting plate 67 through a pin shaft.

[0027] As a technical optimization solution of the utility model, by providing a pressing mechanism 6, the tightening mechanism 7 can be moved, which avoids the tightening mechanism 7 being unable to move during use, facilitates the movement of the tightening mechanism 7, and improves the convenience of use of the tightening mechanism 7.

[0028] refer to Figure 4 The tightening mechanism 7 includes a tightening column 71 and a return spring 72. The number of the tightening columns 71 is several, and the several tightening columns 71 are equidistantly distributed. The return spring 72 is movably sleeved on the surface of the tightening column 71. The inner side of the tightening column 71 is fixedly connected with a moving block 73. The inner side of the return spring 72 is fixedly connected to the outer side of the moving block 73. The outer side of the return spring 72 is fixedly connected to the outer side of the inner wall of the limit sliding block 4. The inside of the bottom of the moving block 73 is movably connected with a moving wheel 74 through a pin shaft. A limited fixed block 75 is provided at the bottom of the moving wheel 74. The bottom of the limited fixed block 75 is fixedly connected to the bottom of the inside of the limit sliding block 4. The inner side of the moving block 73 is fixedly connected to the outer side of the connecting plate 67.

[0029] As a technical optimization solution of the utility model, by providing a tightening mechanism 7, the variable resistor 5 and the mounting seat 1 can be tightened and fixed, thereby avoiding the situation where the variable resistor 5 and the mounting seat 1 cannot be quickly fixed, facilitating quick fixation, and improving the coordination effect between the variable resistor 5 and the mounting seat 1.

[0030] refer to Figure 4 A wear-resistant pad 8 is provided on the surface of the fixed column 65 , and the outer side of the wear-resistant pad 8 is fixedly connected to the inside of the bottom of the flip block 64 , and the wear-resistant pad 8 is located on the inner side of the support plate 66 .

[0031] As a technical optimization solution of the utility model, by providing a wear-resistant pad 8, the flip block 64 can be protected, thereby avoiding wear of the flip block 64 during use, resulting in damage to the flip block 64, and improving the durability of the flip block 64.

[0032] refer to Figure 4 The bottom of the surface of the pressing column 61 is fixedly connected with a reinforcing sleeve 9 , the bottom of the reinforcing sleeve 9 is fixedly connected to the top of the arc block 62 , and the reinforcing sleeve 9 is located inside the limiting slider 4 .

[0033] As a technical optimization solution of the utility model, by setting a reinforcing sleeve 9, the force-bearing area between the pressing column 61 and the arc block 62 can be increased, thereby avoiding looseness between the pressing column 61 and the arc block 62, increasing the force-bearing area, and improving the stability between the pressing column 61 and the arc block 62.

[0034] refer to Figure 4The surface movable sleeve of the pressing column 61 is provided with a wear-resistant sleeve 10 , the outer side of the wear-resistant sleeve 10 is fixedly connected to the inner side of the top of the limiting slider 4 , and the wear-resistant sleeve 10 is located at the top of the arc block 62 .

[0035] As a technical optimization solution of the utility model, by providing a wear-resistant sleeve 10, the pressing column 61 can be protected, thereby avoiding wear of the pressing column 61 during pressing, playing a role in protecting the pressing column 61 and increasing the service life of the pressing column 61.

[0036] refer to Figure 4 A reinforcing block 11 is disposed on the outer side of the variable resistor 5 , the bottom of the reinforcing block 11 is fixedly connected to the top of the pressing column 61 , and the shape of the reinforcing block 11 is cylindrical.

[0037] As a technical optimization solution of the utility model, by setting the reinforcement block 11, the contact area can be increased when the pressing column 61 is pressed, thereby avoiding the slipping of the pressing column 61, increasing the contact area, and improving the usability of the pressing column 61.

[0038] When the locking cam 72 is in the locked state, the locking cam 73 is in the locked state, and the locking cam 73 is in the locked state, so that the locking cam 73 can be locked to the locking cam 73 by the locking cam 73a.

[0039] To sum up: the guide rail type variable resistor, through the coordinated use of the mounting seat 1, the limiting slide groove 2, the tightening hole 3, the limiting slider 4, the variable resistor 5, the pressing mechanism 6 and the tightening mechanism 7, solves the problem of sliding the variable resistor into the corresponding position along the slide groove when the variable resistor is slidably installed. A resistance component is arranged at the bottom of the variable resistor. After the variable resistor is installed, if the amplitude of shaking is large, the resistance component cannot ensure the balance of the variable resistor, and the variable resistor will be damaged due to the shaking, which brings inconvenience to the use of the variable resistor, thereby increasing the use cost of the variable resistor.

[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A guide rail type variable resistor, comprising a mounting seat (1), characterized in that: A limit slide groove (2) is provided inside the mounting seat (1), the outer side of the limit slide groove (2) extends to the outer side of the mounting seat (1), the front side and the rear side of the limit slide groove (2) are provided with plugging holes (3), the number of the plugging holes (3) is a plurality, and the plurality of plugging holes (3) are distributed at equal distances, a limit slide block (4) is provided inside the limit slide groove (2), a variable resistor (5) is fixedly connected to the top of the limit slide block (4), a pressing mechanism (6) is provided on the left and right sides inside the limit slide block (4), and a plugging mechanism (7) is provided on the outer side of the pressing mechanism (6); The pressing mechanism (6) is used to move the tightening mechanism (7); The plug-in mechanism (7) is used to plug and fix the variable resistor (5) and the mounting seat (1).

2. A guide rail type variable resistor (5) according to claim 1, characterized in that: The pressing mechanism (6) comprises a pressing column (61) and an arc block (62); the bottom of the pressing column (61) is fixedly connected to the top of the arc block (62); the top of the pressing column (61) penetrates to the top of the limit slider (4); the bottom of the arc block (62) is fixedly connected to a pressing plate (63); the bottom of the outer side of the pressing plate (63) contacts a flip block (64); a fixing column (65) is movably sleeved inside the bottom of the flip block (64); the outer side of the fixing column (65) is fixedly connected to a support plate (66); the bottom of the support plate (66) is fixedly connected to the bottom of the inner wall of the limit slider (4); the front side and the rear side of the outer side of the flip block (64) are movably connected to a connecting plate (67) via a pin shaft.

3. A guide rail type variable resistor (5) according to claim 1, characterized in that: The plug-in mechanism (7) comprises a plug-in column (71) and a return spring (72). The number of the plug-in columns (71) is several and the several plug-in columns (71) are distributed at equal distances. The return spring (72) is movably sleeved on the surface of the plug-in column (71). The inner side of the plug-in column (71) is fixedly connected to a moving block (73). The inner side of the return spring (72) is fixedly connected to the outer side of the moving block (73). The outer side of the return spring (72) is fixedly connected to the outer side of the inner wall of the limit slider (4). The bottom of the moving block (73) is movably connected to a moving wheel (74) via a pin shaft. The bottom of the moving wheel (74) is provided with a limit fixing block (75). The bottom of the limit fixing block (75) is fixedly connected to the bottom of the limit slider (4). The inner side of the moving block (73) is fixedly connected to the outer side of the connecting plate (67).

4. A guide rail type variable resistor (5) according to claim 2, characterized in that: A wear-resistant pad (8) is provided on the surface of the fixed column (65), the outer side of the wear-resistant pad (8) is fixedly connected to the inside of the bottom of the flip block (64), and the wear-resistant pad (8) is located on the inner side of the support plate (66).

5. A guide rail type variable resistor (5) according to claim 2, characterized in that: A reinforcing sleeve (9) is fixedly connected to the bottom of the surface of the pressing column (61), the bottom of the reinforcing sleeve (9) is fixedly connected to the top of the arc block (62), and the reinforcing sleeve (9) is located inside the limiting slider (4).

6. A guide rail type variable resistor (5) according to claim 2, characterized in that: The surface movable sleeve of the pressing column (61) is provided with a wear-resistant sleeve (10), the outer side of the wear-resistant sleeve (10) is fixedly connected to the inner side of the top of the limiting slider (4), and the wear-resistant sleeve (10) is located at the top of the arc block (62).

7. A guide rail type variable resistor (5) according to claim 1, characterized in that: A reinforcing block (11) is arranged on the outside of the variable resistor (5), the bottom of the reinforcing block (11) is fixedly connected to the top of the pressing column (61), and the reinforcing block (11) is cylindrical in shape.

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