Shell facilitating installation of inductive switch and electric push rod

Abstract

The utility model provides a casing convenient to install inductive switch and an electric push rod, the casing comprises a long casing body and a long outer wrapping strip, the outer wrapping strip is provided with an inserting groove along the length direction, the outer side surface of the casing body is provided with an inserting strip along the length direction, the inserting strip is matched with the inserting groove in an inserting manner, and the inserting strip is provided with an inserting groove. An installation space is formed between the outer wrapping strip and the shell body and penetrates through the two ends, in the length direction, of the outer wrapping strip and the shell body. The space for mounting the inductive switch is arranged on the outer side wall of the shell, so that the overhaul and maintenance of the inductive switch can be completed without opening and disassembling the internal structure of the shell, and the inductive switch is simple in structure and convenient to operate.

Description

Technical Field

[0001] The utility model relates to the technical field of electric push rods, in particular to a housing and an electric push rod for conveniently installing an induction switch. Background Art

[0002] The electric push rod is mainly composed of a motor and a retractable push rod assembly. The push rod assembly includes a screw and a telescopic rod threadedly connected to the screw. The motor drives the screw to rotate to drive the telescopic rod to move.

[0003] When the telescopic rod of the electric push rod is telescopically moved forward and backward, there will be an extreme position of the forward and backward movement. In the prior art, Hall induction switches are arranged at the front and rear positions of the housing to control the two extreme positions of the forward and backward movement of the telescopic rod. The induction switch is generally arranged on the inner wall of the housing, and a groove is cut on the inner wall of the housing to install the induction switch. This will cause the induction switch to be difficult to disassemble and install, and difficult to repair. Summary of the invention

[0004] In view of the problems pointed out in the background technology, the utility model proposes a housing and an electric push rod for convenient installation of an induction switch to solve the above technical problems.

[0005] The technical solution of the utility model is achieved in this way:

[0006] A shell for convenient installation of an induction switch includes an elongated shell body and an elongated outer strip. The outer strip is provided with an insertion groove along its length direction. The outer surface of the shell body is provided with an insertion strip along its length direction. The insertion strip is plugged into the insertion groove. An installation space is formed between the outer strip and the shell body. The installation space is set at both ends of the outer strip and the shell body in the length direction.

[0007] The utility model is further configured that both ends of the shell body in the length direction are respectively fixedly connected with limiting rings, the outer strip is limited between the two limiting rings, and the limiting rings are provided with through holes corresponding to the installation space.

[0008] The utility model is further configured that two induction switches are installed in the installation space, and the two induction switches are respectively arranged at two ends of the length direction of the shell body.

[0009] The utility model is further configured that the plug-in slot is a dovetail slot.

[0010] The utility model is further configured that the installation space includes an installation groove arranged on the shell body, the installation groove is arranged at both ends of the shell body in the length direction, the installation groove is a U-shaped structure, and the opening of the installation groove is arranged toward the plug-in strip.

[0011] The utility model is further configured as follows: the installation groove includes groove one and groove two, groove one is arranged through both ends of the shell body, groove two is arranged through both ends of the shell body and the outer side wall of the shell body, groove one and groove two are connected, groove one is circular, the width of groove two is smaller than the diameter of groove one, and the induction switch is installed in groove one.

[0012] The utility model is further configured that the induction switch is a Hall induction switch.

[0013] An electric push rod for convenient installation of an induction switch comprises a mounting seat, a motor and a push rod assembly are connected to the mounting seat, the mounting seat is connected to the above-mentioned housing, and the push rod assembly is arranged in the housing.

[0014] The utility model is further configured that the push rod assembly comprises a screw rod, the screw rod extends into the mounting seat and is rotatably connected to the mounting seat, a nut is connected to the screw rod, and a telescopic tube is connected to the nut.

[0015] The utility model is further configured that the driving shaft of the motor extends into the mounting seat, and the driving shaft and the screw rod are linked via gears.

[0016] By adopting the above technical solution, the beneficial effects of the utility model are as follows:

[0017] The utility model provides a housing and an electric push rod for conveniently installing an induction switch, wherein a space for installing the induction switch is arranged on the outer wall of the housing, so that the induction switch can be inspected and maintained without opening and disassembling the internal structure of the housing, and the structure is simple and the operation is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0019] Figure 1 It is a structural schematic diagram of the utility model.

[0020] Figure 2 It is an exploded schematic diagram of the utility model.

[0021] Figure 3 It is a cross-sectional view of the utility model.

[0022] Figure 4 The utility model is shown in FIG. Figure 2 .

[0023] Figure 5 The utility model is shown in FIG. Figure 3 .

[0024] Figure 6 The structure of the utility model is shown in FIG. Figure 2 .

[0025] Figure 7 It is a structural schematic diagram of the shell body of the utility model.

[0026] Figure 8 It is a structural schematic diagram of the electric push rod of the utility model.

[0027] Explanation of the numbers in the accompanying drawings: shell body 1, outer strip 2, plug-in slot 3, plug-in strip 4, installation space 5, limiting ring 6, induction switch 7, installation slot 51, slot one 511, slot two 512, mounting seat 8, motor 9, screw 10, nut 11, telescopic tube, drive shaft 13. DETAILED DESCRIPTION

[0028] 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 of 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.

[0029] For reference Figure 1-8 The utility model is described as follows:

[0030] Embodiment 1: A shell for convenient installation of an induction switch, comprising an elongated, cylindrical shell body 1, the shell body 1 being open at both ends, and also comprising an elongated outer strip 2, the outer strip 2 being provided with an insertion groove 3 along its length direction, the insertion groove 3 being a dovetail groove, a plug strip 4 being provided on the outer surface of the shell body 1 along its length direction, the plug strip 4 being plugged into and matched with the insertion groove 3 so that the plug strip 4 can only move along the length direction of the shell body 1, and limiting rings 6 are respectively fixedly connected at both ends of the length direction of the shell body 1, the limiting ring 6 is detachably connected to the shell body 1 by screws, and the outer strip 2 is restricted between the two limiting rings 6.

[0031] An installation space 5 is formed between the outer strip 2 and the shell body 1. The installation space 5 is set at both ends of the outer strip 2 and the shell body 1 in the length direction. The installation space 5 includes an installation groove 51 set on the shell body 1. The installation groove 51 is set at both ends of the shell body 1 in the length direction. The installation groove 51 is a U-shaped structure, and the opening of the installation groove 51 is set toward the plug-in strip 4. The installation groove 51 includes a groove 1 511 and a groove 2 512. The groove 1 511 is set at both ends of the shell body 1, and the groove 2 512 is set at both ends of the shell body 1 and the outer wall of the shell body 1. The groove 1 511 and the groove 2 512 are connected. The groove 1 511 is circular, and the width of the groove 2 512 is smaller than the diameter of the groove 1 511. The induction switch 7 is installed in the groove 1 511 and is restricted by the installation groove 1 511. Two induction switches 7 are installed in the installation space 5. The induction switches 7 are Hall induction switches. The two induction switches 7 are respectively set at the two ends of the length direction of the shell body 1. The limiting ring 6 is provided with a through hole 61 corresponding to the installation space 5. The induction switch 7 is connected with an electric wire, which passes through the installation space 5 and comes out from the through hole 61 .

[0032] An electric push rod for convenient installation of an induction switch comprises a mounting seat 8, a motor 9 and a push rod assembly are connected to the mounting seat 8, the above-mentioned housing is connected to the mounting seat 8, the push rod assembly is arranged in the housing, the push rod assembly comprises a screw 10, the screw 10 extends into the mounting seat 8 and is rotatably connected with the mounting seat 8, a nut 11 is connected to the screw 10, a telescopic tube 12 is connected to the nut 11, a driving shaft 13 of the motor 9 extends into the mounting seat 8, and the driving shaft 13 and the screw 10 are linked by gears. An induction magnet corresponding to the induction switch 7 is arranged on the nut 11, and when the screw 10 rotates, the nut 11 and the telescopic tube 12 are driven to move, and when the nut 11 (magnet) approaches the Hall switch, the Hall switch is activated, a signal is sent, and the motor is controlled to stop rotating, thereby controlling the limit position of the telescopic tube 12.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A housing for convenient installation of an induction switch, comprising an elongated housing body (1), characterized in that: The invention also comprises a long outer covering strip (2), wherein the outer covering strip (2) is provided with a plug-in groove (3) along its length direction, and the outer surface of the outer shell body (1) is provided with a plug-in strip (4) along its length direction, wherein the plug-in strip (4) is plugged into and matched with the plug-in groove (3), and an installation space (5) is formed between the outer covering strip (2) and the outer shell body (1), and the installation space (5) is provided at both ends of the outer covering strip (2) and the outer shell body (1) in the length direction.

2. A housing for convenient installation of an induction switch according to claim 1, characterized in that: The two ends of the shell body (1) in the length direction are respectively fixedly connected with limiting rings (6), the outer wrapping strip (2) is limited between the two limiting rings (6), and the limiting ring (6) is provided with a through hole (61) corresponding to the installation space (5).

3. A housing for convenient installation of an induction switch according to claim 2, characterized in that: Two induction switches (7) are installed in the installation space (5), and the two induction switches (7) are respectively arranged at two ends of the length direction of the housing body (1).

4. A housing for convenient installation of an induction switch according to claim 1, characterized in that: The plug-in slot (3) is a dovetail slot.

5. The housing for convenient installation of an induction switch according to claim 3, characterized in that: The installation space (5) comprises an installation groove (51) arranged on the shell body (1), the installation groove (51) is arranged through both ends of the shell body (1) in the length direction, the installation groove (51) is a U-shaped structure, and the opening of the installation groove (51) is arranged toward the plug-in strip (4).

6. A housing for convenient installation of an induction switch according to claim 5, characterized in that: The mounting groove (51) comprises a first groove (511) and a second groove (512); the first groove (511) is arranged to pass through both ends of the shell body (1); the second groove (512) is arranged to pass through both ends of the shell body (1) and the outer wall of the shell body (1); the first groove (511) and the second groove (512) are arranged to be connected; the first groove (511) is circular; the width of the second groove (512) is smaller than the diameter of the first groove (511); and the induction switch (7) is installed in the first groove (511).

7. A housing for convenient installation of an induction switch according to claim 3, characterized in that: The inductive switch (7) is a Hall inductive switch.

8. An electric push rod for convenient installation of an induction switch, comprising a mounting seat (8), a motor (9) and a push rod assembly connected to the mounting seat (8), characterized in that: The mounting seat (8) is connected to a housing as described in any one of claims 1 to 7, and the push rod assembly is arranged in the housing.

9. The electric push rod for convenient installation of an induction switch according to claim 8, characterized in that: The push rod assembly comprises a screw rod (10), the screw rod (10) extends into a mounting seat (8) and is rotatably connected to the mounting seat (8), a nut (11) is connected to the screw rod (10), and a telescopic tube (12) is connected to the nut (11).

10. The electric push rod for convenient installation of an induction switch according to claim 9, characterized in that: The driving shaft (13) of the motor (9) extends into the mounting seat (8), and the driving shaft (13) and the screw rod (10) are linked via gears.

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