Floating ball guide structure of double-floating-ball water level switch

Abstract

The utility model discloses a floating ball guide structure of a double floating ball water level switch, which comprises fixed rings, guide rings, guide rods and an annular rod seat, the annular rod seat is welded and fixed on the inner wall of the bottom end of a water tank main body, the guide rods are arranged at the top of the annular rod seat, the two fixed rings are respectively sleeved and fixed on the surfaces of an upper floating ball and a lower floating ball, and the guide rods are fixed on the guide rings. Guide rings are fixed to the side faces of the two fixing rings, the guide rods are slidably sleeved with the two guide rings, and a connecting rope is connected between the upper floating ball and the lower floating ball; by improving the prior art, the floating ball guide structure matched with the double-floating-ball water level switch is designed in the water tank main body, so that the upper floating ball and the lower floating ball can be well guided and limited when ascending and descending along with the water level in the water tank main body subsequently, and cannot be wound or clamped with an inner bracket on the inner wall of the water tank main body; normal use of the double-floating-ball water level switch is guaranteed, and faults caused by the fact that the floating balls are hung on the inner support are avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to double floating ball water level switch technical field, concretely relates to a floating ball guide structure of double floating ball water level switch. BACKGROUND

[0002] Double floating ball water level switch is also called AB floating ball switch, is a kind of simple structure, convenient to use liquid level control device, common model has 70AB double floating ball liquid level switch, mainly by control switch main body, L-shaped support, upper floating ball, lower floating ball and connecting rope are composed, it is suitable for the water tank, water reservoir, cooling tower etc. Water supply system and sewage tank etc. Drainage system of automatic control of water pump of factory and family of self-provided water pump, save electricity, water saving, prolong the service life of water pump, for the automatic water supply of water tank, when the water surface in water tank drops to the middle position of lower floating ball, A1, A2 contact of switch is automatically closed, makes water pump power on, injects water in water tank, when water is full and rises to the middle position of upper floating ball, A1, A2 contact of switch is automatically disconnected, and water pump stops working, so the cycle is repeated, and the water tank can keep the set water level, realizes uninterrupted water supply;

[0003] The double floating ball water level switch in the prior art is directly hung and installed in the water tank during actual use, without any guide limiting measures, so that the floating ball is easily hung on the support of the inner wall of the water tank during subsequent water level rising and falling, the two floating balls cannot be normally used, the entire double floating ball water level switch cannot be disabled, and finally the water tank cannot stop the phenomenon of water running, so the utility model provides a floating ball guide structure of double floating ball water level switch. UTILITY MODEL CONTENTS

[0004] The utility model is aimed at providing a floating ball guide structure of double floating ball water level switch to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a floating ball guide structure of double floating ball water level switch, comprising

[0006] The annular rod base is welded and fixed to the bottom end inner wall of the water tank body, the guide rod is installed at the top of the annular rod base, the two fixed rings are respectively sleeved and fixed to the surfaces of the upper floating ball and the lower floating ball, the side surfaces of the two fixed rings are both fixed with the guide rings, the two guide rings are both slidably sleeved on the guide rod, the connecting rope is connected between the upper floating ball and the lower floating ball, a rectangular seat is fixed to the top end inner wall of the water tank body, an L-shaped support is fixed to one side of the rectangular seat, the control switch main body is installed at the top of the L-shaped support, and the bottom end of the control switch main body is connected with the upper floating ball through the connecting rope.

[0007] Preferably, the fixed assembly is further arranged on the fixed ring.

[0008] Preferably, the fixing assembly comprises an inner movable groove formed in the inner wall of the fixing ring, a fixed abutting plate is arranged in the inner movable groove, one side of the fixed abutting plate is rotatably connected with a threaded rod, a threaded hole corresponding to the threaded rod is formed in the surface of the fixing ring, and the end of the threaded rod penetrates through the threaded hole to the outside of the fixing ring and is fixed with an outer screw ring.

[0009] Preferably, a bearing is arranged between the fixed abutting plate and the threaded rod.

[0010] Preferably, the surface of the outer screw ring is provided with a plurality of anti-skid protrusions.

[0011] Preferably, the bottom end of the guide rod is screw-connected with the annular rod base, and the top end surface of the guide rod is provided with a hexagonal groove.

[0012] Preferably, the guide ring further comprises a plurality of ball structures arranged in the inner wall of the guide ring.

[0013] Preferably, the ball structure comprises an inner wall groove formed in the inner wall of the guide ring, and a ball is rotatably arranged in the inner wall groove.

[0014] Compared with the prior art, the utility model has the beneficial effects that: the utility model discloses an improvement on the prior art, a floating ball guide structure cooperating with a double floating ball water level switch is designed in the water tank main body, so that the subsequent upper floating ball and lower floating ball can be well guided and limited when rising and falling in the water tank main body, and the phenomenon of entanglement or jamming with the inner support of the inner wall of the water tank main body is avoided, the normal use of the double floating ball water level switch is ensured, and the failure caused by the floating ball hanging on the inner support is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a schematic view of the utility model installed in a water tank;

[0016] Figure 2 It is a structural schematic view of the utility model;

[0017] Figure 3 It is a sectional view of the utility model installed in a water tank;

[0018] Figure 4 It is a partial enlarged view of area A in the utility model; Figure 3

[0019] Figure 5 It is a partial enlarged view of area B in the utility model; Figure 3

[0020] ​​In the figure: 11, fixed ring; 12, guide ring; 121, inner wall groove; 122, ball; 13, guide rod; 131, hexagonal groove; 14, annular rod seat; 15, fixed assembly; 151, inner movable groove; 152, fixed resistance plate; 153, threaded rod; 154, threaded hole; 155, outer screw ring; 21, control switch main body; 22, L-shaped support; 23, rectangular seat; 24, connecting rope; 25, upper floating ball; 26, lower floating ball; 3, water tank main body; 31, inner support. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] Embodiment 1

[0023] Please refer to Figures 1 to 4 For the first embodiment of the present application, the embodiment provides a technical solution: a floating ball guide structure of a double-floating-ball water level switch, comprising

[0024] The fixed ring 11, the guide ring 12, the guide rod 13 and the annular rod base 14 are welded and fixed to the inner wall of the bottom end of the water tank body 3, the guide rod 13 is installed on the top of the annular rod base 14, the two fixed rings 11 are respectively sleeved and fixed to the surfaces of the upper floating ball 25 and the lower floating ball 26, the side surfaces of the two fixed rings 11 are welded and fixed with the guide rings 12, the two guide rings 12 are slidably sleeved on the guide rod 13, the double floating ball water level switch is composed of the upper floating ball 25, the lower floating ball 26, the connecting rope 24, the control switch body 21 and the L-shaped support 22, and the model of the double floating ball water level switch is 70AB double floating ball water level switch. The structure principle is the technology disclosed in the prior art, and will not be described in detail here. The connecting rope 24 is connected between the upper floating ball 25 and the lower floating ball 26, a rectangular seat 23 is welded and fixed to the top inner wall of the water tank body 3, one side of the rectangular seat 23 is fixed with the L-shaped support 22 through bolts, the control switch body 21 is installed on the top of the L-shaped support 22, and the bottom end of the control switch body 21 is connected with the upper floating ball 25 through the connecting rope 24. When the double floating ball water level switch is used, the control switch body 21, the upper floating ball 25 and the lower floating ball 26 are connected through two connecting ropes 24. When the water level in the subsequent water tank body 3 changes, the upper floating ball 25 and the lower floating ball 26 will also rise and fall with the water level. Under the guidance of the guide ring 12 and the guide rod 13, the subsequent upper floating ball 25 and lower floating ball 26 can be well guided and limited when they rise and fall with the water level in the water tank body 3, and will not be entangled or stuck with the inner support 31 of the inner wall of the water tank body 3.

[0025] In the embodiment, preferably, the fixed assembly 15 is further included, a plurality of fixed assemblies 15 are arranged on the fixed ring 11, the fixed assembly 15 comprises an inner movable groove 151 arranged in the inner wall of the fixed ring 11, a fixed abutting plate 152 is arranged in the inner movable groove 151, one side of the fixed abutting plate 152 is rotatably installed with a threaded rod 153, a threaded hole 154 corresponding to the threaded rod 153 is arranged on the surface of the fixed ring 11, the end of the threaded rod 153 penetrates to the outside of the fixed ring 11 through the threaded hole 154 and is fixed with an outer twisting ring 155, and the subsequent clockwise rotation of the outer twisting ring 155 can drive the threaded rod 153 to move laterally with the fixed abutting plate 152 until the fixed abutting plate 152 abuts tightly with the upper floating ball 25 or the lower floating ball 26, so that the fixed ring 11 can be fixed on the surface of the upper floating ball 25 or the lower floating ball 26 to complete the fixed installation.

[0026] In the embodiment, preferably, a bearing is arranged between the fixed abutting plate 152 and the threaded rod 153, so that the threaded rod 153 can be rotatably connected with the fixed abutting plate 152.

[0027] In the embodiment, preferably, a plurality of anti-skid protrusions are arranged on the surface of the outer twisting ring 155, so that the subsequent operator can conveniently rotate and drive the outer twisting ring 155.

[0028] In the embodiment, preferably, the bottom end of the guide rod 13 is threadedly connected with the annular rod base 14, so that the guide rod 13 can be stably fixed at the inner side of the water tank main body 3, and the top end surface of the guide rod 13 is provided with a hexagonal groove 131, so that the subsequent operator can use an internal hexagonal wrench to insert the end of the internal hexagonal wrench into the hexagonal groove 131 to rotate and twist the guide rod 13.

[0029] Embodiment 2

[0030] Please refer to Figures 1 to 5 As the second embodiment of the utility model, the embodiment is based on the previous embodiment, and the difference is that the frictional resistance between the guide ring 12 and the guide rod 13 can be reduced through the arranged ball structure, and the normal lifting of the upper floating ball 25 and the lower floating ball 26 is ensured.

[0031] Specifically, the ball structure is further included, the inner wall of the guide ring 12 is provided with a plurality of ball structures, the ball structure includes an inner wall groove 121 arranged in the inner wall of the guide ring 12, and a ball 122 is rotatably installed in the inner wall groove 121, so that the ball 122 can be in rolling contact with the guide rod 13 when the guide ring 12 is subsequently lifted along with the upper floating ball 25 and the lower floating ball 26, the frictional resistance between the two is reduced, and the normal lifting of the upper floating ball 25 and the lower floating ball 26 is ensured.

[0032] Although the embodiments of the utility model have been shown and described (see the above detailed description), it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A float guiding structure for a dual float level switch, characterized in that: The utility model relates to a water tank with floating ball control switch It further includes fixing assembly (15), be provided with a plurality of fixing assembly (15) on the fixed ring (11).

2. A float guide structure for a dual float level switch according to claim 1, wherein: The fixing assembly (15) includes the inner movable slot (151) of the inner wall of the fixed ring (11), the fixed abutting plate (152) is arranged in the inner movable slot (151), one side of the fixed abutting plate (152) is rotatably installed with the threaded rod (153), the surface of the fixed ring (11) is provided with the threaded hole (154) corresponding with the threaded rod (153), the end of the threaded rod (153) is penetrated to the outside of the fixed ring (11) through the threaded hole (154) and is fixed with the outer screw ring (155).

3. A float guide structure for a dual float level switch according to claim 2, wherein: The fixed abutting plate (152) and the threaded rod (153) are provided with a bearing.

4. A float guide structure for a dual float level switch according to claim 3, wherein: The surface of the outer screw ring (155) is provided with a plurality of anti -skid convex.

5. A float guide structure for a dual float level switch according to claim 3, wherein: The bottom of the guide rod (13) is threadedly connected with the annular rod base (14), and the top surface of the guide rod (13) is provided with a hexagonal slot (131).

6. A float guide structure for a dual float level switch according to claim 1, wherein: It further includes a ball structure, and the inner wall of the guide ring (12) is provided with a plurality of ball structures.

7. The float guide structure of a dual-float ball water level switch according to claim 1, characterized in that: The ball structure includes an inner wall groove (121) formed in the inner wall of the guide ring (12), and a ball (122) is rotatably installed in the inner wall groove (121).

8. A float guide structure for a dual float level switch according to claim 7, wherein: ​

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