Telescopic arm structure of telescopic door opener

Abstract

The utility model relates to the technical field of telescopic door openers, and discloses a telescopic arm structure of a telescopic door opener, which comprises a control seat, a cylinder sleeve and a piston rod, a support sleeve is mounted on the outer wall of the cylinder sleeve, a fixing rod is mounted at one end of the piston rod far away from the cylinder sleeve, a support rod is mounted on the outer wall of the fixing rod, and the support rod is mounted on the outer wall of the support rod. A movable groove is formed in one end of the supporting rod, and a rolling wheel is rotationally connected into the movable groove in a clamped mode. According to the design, the supporting sleeve is installed on one side of the cylinder sleeve, the fixing rod is installed at one end of the piston rod, the supporting rod is installed on the side, corresponding to the supporting sleeve, of the fixing rod, the supporting rod and the supporting sleeve are connected in a sliding and sleeving mode, auxiliary supporting is conducted on the piston rod, and deformation of the telescopic arm is avoided; therefore, the contact position of the end of the piston rod and the ground is consistent with the contact height of the supporting sleeve, and the problem that the end falls and deforms after the piston rod stretches out is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of telescopic door openers, in particular to a telescopic arm structure of a telescopic door opener. Background Art

[0002] The door opener is a kind of drive composed of a motor, a speed change mechanism, and a clutch device. It is an electromechanical product and is usually used to realize the electric opening and closing of various doors.

[0003] At present, the telescopic arm of the telescopic door opener mainly realizes the telescopic function through the support of a hydraulic rod, but this telescopic method easily causes the telescopic arm to deform. Therefore, those skilled in the art provide a telescopic arm structure of a telescopic door opener to solve the problems raised in the above background technology. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a telescopic arm structure of a telescopic door opener to solve the problems raised in the above background technology.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a telescopic arm structure of a telescopic door opener, comprising a control seat, a cylinder sleeve and a piston rod, the control seat is fixedly installed on one end of the cylinder sleeve, the other end of the cylinder sleeve is sleeved with the piston rod, a support sleeve is installed on the outer wall of the cylinder sleeve, a fixing rod is installed on the end of the piston rod away from the cylinder sleeve, a support rod is installed on the outer wall of the fixing rod, a movable groove is opened at one end of the support rod, and a roller is rotatably clamped in the movable groove.

[0008] Preferably, the support rod and the support sleeve are slidably connected, and both the support rod and the support sleeve are made of steel material. The support rod and the support sleeve are slidably connected to provide auxiliary support for the piston rod to avoid deformation of the telescopic arm.

[0009] Preferably, a connecting piece 1 is installed on the upper side of the fixed rod, and a connecting piece 2 is installed on the upper side of the control seat. When in use, the control seat and the cylinder sleeve are connected to one side of the fixed door panel through the connecting piece 2, and then the piston rod is connected to the door panel that needs to be movable through the connecting piece 1.

[0010] (III) Beneficial effects

[0011] Compared with the prior art, the utility model provides a telescopic arm structure of a telescopic door opener, which has the following beneficial effects:

[0012] Through design, a support sleeve is installed on one side of the cylinder sleeve, a fixed rod is installed on one end of the piston rod, and a support rod is installed on the side of the fixed rod corresponding to the support sleeve. The support rod and the support sleeve are slidably connected to provide auxiliary support for the piston rod to avoid deformation of the telescopic arm. The roller can support the piston rod so that the position where the end of the piston rod contacts the ground is consistent with the contact height of the support sleeve, thereby avoiding the problem of the end of the piston rod falling and deforming after the piston rod is telescoped. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of a telescopic arm structure of a telescopic door opener provided in an embodiment of the present application.

[0014] Figure 2 It is a schematic diagram of the working structure of a telescopic arm structure of a telescopic door opener provided in an embodiment of the present application.

[0015] Figure 3 It is a structural schematic diagram of a support sleeve in a telescopic arm structure of a telescopic door opener provided in an embodiment of the present application.

[0016] Figure 4 The telescopic arm structure of a telescopic door opener provided in the embodiment of the present application Figure 3 A magnified view of the structure.

[0017] In the figure: 1, control seat; 2, cylinder sleeve; 201, support sleeve; 3, piston rod; 4, fixed rod; 401, support rod; 4011, movable groove; 5, roller; 6, connecting piece 1; 7, connecting piece 2. DETAILED DESCRIPTION

[0018] 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.

[0019] The utility model provides a technical solution, a telescopic arm structure of a telescopic door opener, please refer to Figure 1 , including a control seat 1, a cylinder sleeve 2 and a piston rod 3, wherein the control seat 1 is fixedly mounted on one end of the cylinder sleeve 2, and the other end of the cylinder sleeve 2 is sleeved with the piston rod 3, see Figure 2 , Figure 3 , Figure 4A support sleeve 201 is installed on the outer wall of the cylinder sleeve 2, and a fixing rod 4 is installed on the end of the piston rod 3 away from the cylinder sleeve 2. A support rod 401 is installed on the outer wall of the fixing rod 4. A movable groove 4011 is opened at one end of the support rod 401, and a roller 5 is rotatably connected in the movable groove 4011. The support rod 401 is slidably sleeved with the support sleeve 201. The support rod 401 and the support sleeve 201 are both made of steel material. The support rod 401 is slidably sleeved with the support sleeve 201 to provide auxiliary support for the piston rod 3 to prevent deformation of the telescopic arm;

[0020] See also Figure 1 A connecting piece 6 is installed on the upper side of the fixed rod 4, and a connecting piece 2 7 is installed on the upper side of the control seat 1. When in use, the control seat 1 and the cylinder sleeve 2 are connected to one side of the fixed door panel through the connecting piece 2 7, and then the piston rod 3 is connected to the door panel that needs to be movable through the connecting piece 1 6.

[0021] The telescopic arm in the utility model is composed of a control seat 1, a cylinder sleeve 2 and a piston rod 3. When in use, the control seat 1 and the cylinder sleeve 2 are connected to one side of a fixed door panel through a connecting piece 2 7, and then the piston rod 3 is connected to the door panel that needs to be movable through a connecting piece 1 6;

[0022] A support sleeve 201 is installed on one side of the cylinder sleeve 2, and the support sleeve 201 is made of steel material. A fixing rod 4 is installed on one end of the piston rod 3. A support rod 401 is installed on the side of the fixing rod 4 corresponding to the support sleeve 201. The support rod 401 is also made of steel material, and the support rod 401 is slidably sleeved with the support sleeve 201 to provide auxiliary support for the piston rod 3 to prevent deformation of the telescopic arm.

[0023] A movable groove 4011 is provided at one end of the support rod 401, and a roller 5 is rotatably clamped in the movable groove 4011. The setting of the roller 5 can support the piston rod 3, so that the position where the end of the piston rod 3 contacts the ground is consistent with the height of the contact with the support sleeve 201, thereby avoiding the problem of the end of the piston rod 3 falling and deforming after being extended.

[0024] 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.

[0025] In this document, unless otherwise clearly stipulated and limited, terms such as "installation", "setting", "connection", "fixation", and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in this utility model according to the specific circumstances.

[0026] 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 telescopic arm structure of a telescopic door opener, comprising a control seat (1), a cylinder sleeve (2) and a piston rod (3), characterized in that: A support sleeve (201) is installed on the outer wall of the cylinder sleeve (2); a fixing rod (4) is installed on the end of the piston rod (3) away from the cylinder sleeve (2); a support rod (401) is installed on the outer wall of the fixing rod (4); a movable groove (4011) is provided at one end of the support rod (401); a roller (5) is rotatably clamped in the movable groove (4011).

2. The telescopic arm structure of a telescopic door opener according to claim 1, characterized in that: The control seat (1) is fixedly mounted on one end of the cylinder sleeve (2), and the other end of the cylinder sleeve (2) is sleeved on the piston rod (3).

3. The telescopic arm structure of a telescopic door opener according to claim 1, characterized in that: The support rod (401) is slidably sleeved with the support sleeve (201), and both the support rod (401) and the support sleeve (201) are made of steel material.

4. The telescopic arm structure of a telescopic door opener according to claim 1, characterized in that: A connecting piece 1 (6) is installed on the upper side of the fixing rod (4).

5. The telescopic arm structure of a telescopic door opener according to claim 1, characterized in that: A second connecting member (7) is installed on the upper side of the control seat (1).

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