Fixing device facilitating installation of automatic control instrument

Abstract

The utility model relates to the technical field of instrument supports, and discloses a fixing device convenient to install an automatic control instrument, which comprises a cylindrical tube, sliding chutes are arranged on two sides of the cylindrical tube, a cylindrical groove is arranged at the top of one side of the cylindrical tube, and a threaded rod is movably connected to the bottom of the inner side of the cylindrical tube. The outer side of the upper thread is movably sleeved with an upper moving ring, the outer side of the lower thread is movably sleeved with a lower moving ring, the bottom of the outer side of the threaded rod is fixedly sleeved with a driven gear, the other side of the rotating rod is fixedly connected with a driving gear, the top of the lower moving rod is fixedly connected with a lower fixing ring, and the bottom of the upper moving rod is fixedly connected with an upper fixing ring. According to the utility model, the controllable clamping device is arranged, so that the opening and closing of the fixing ring can be controlled by rotating the handle when the instrument is mounted and dismounted, the operation is very convenient and rapid, the instrument cannot be damaged, and the dismounted fixing ring can be replaced with fixing rings matched with different types of instruments.

Description

Technical Field

[0001] The utility model relates to the technical field of instrument brackets, and more specifically to a fixing device which is convenient for installing an automatic control instrument. Background Art

[0002] Automatic control instrument is a kind of automatic control technology tool with relatively complete functions, which is composed of several automatic control components. It generally has several functions at the same time, such as measurement, display, recording or measurement, control, alarm, etc. The automatic control instrument itself is a system, and it is also a subsystem in the whole automatic control system. The automatic control instrument is an "information machine" whose main function is to convert the information form, converting the input signal into the output signal. The signal can be expressed in the time domain or frequency domain, and the transmission of the signal can be modulated into a continuous analog quantity or an intermittent digital quantity. The automatic control instrument needs to be fixed with a fixing device to ensure its stability during installation.

[0003] The existing fixing devices have the following shortcomings: the instrument is generally fixed on a wall or large industrial equipment. When the instrument is maintained, repaired or replaced, the bolts need to be removed, and the bolt positions of different instruments are different. When fixing, it is necessary to find an area where the instrument can be fixed, which greatly reduces the efficiency of disassembly and assembly of the instrument. Repeated disassembly and assembly of the bolts will cause looseness, posing a safety hazard. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a fixing device which is convenient for installing an automatic control instrument, so as to solve the problems existing in the above-mentioned background technology.

[0005] The utility model provides the following technical solution: a fixing device for facilitating the installation of an automatic control instrument, comprising a cylindrical tube, slide grooves are provided on both sides of the cylindrical tube, a cylindrical groove is provided on the top of one side of the cylindrical tube, a left upper slider is movably connected to the top of the slide groove on one side of the cylindrical tube, a left lower slider is movably connected to the bottom of the slide groove on one side of the cylindrical tube, a right upper slider is movably connected to the top of the slide groove on the other side of the cylindrical tube, a right lower slider is movably connected to the bottom of the slide groove on the other side of the cylindrical tube, a threaded rod is movably connected to the bottom of the inner side of the cylindrical tube, an upper thread is provided on the top of the outer side of the threaded rod, a lower thread is provided on the bottom of the outer side of the threaded rod, and the upper thread The outer side of the described gear is movably sleeved with an upper moving ring, the outer side of the described lower thread is movably sleeved with a lower moving ring, the middle fixed sleeve on the outer side of the described threaded rod is connected with a limiting ring, the bottom of the outer side of the described threaded rod is fixedly sleeved with a driven gear, the inner side of the described cylindrical groove is movably sleeved with a rotating rod, one side of the rotating rod is fixedly connected with a rotating handle, the other side of the rotating rod is fixedly connected with a driving gear, the driving gear and the driven gear are meshed with each other, the right side of the described lower right slider is fixedly connected with the lower moving rod, the top of the described lower moving rod is fixedly connected with a lower fixing ring, the right side of the described upper right slider is fixedly connected with the upper moving rod, and the bottom of the described upper moving rod is fixedly connected with the upper fixing ring.

[0006] Furthermore, the upper left slider and the upper right slider are both fixedly connected to the upper moving ring, and the lower left slider and the lower right slider are both fixedly connected to the lower moving ring.

[0007] Furthermore, the lower thread and the upper thread are threads in opposite directions, the inner sides of the upper moving ring and the lower moving ring are both provided with threads, and the threads of the upper moving ring and the lower moving ring are respectively meshed with the upper thread and the lower thread.

[0008] Furthermore, the bottom of the lower fixing ring is fixedly connected to a second fixing block, the top of the lower fixing ring is fixedly connected to a lower protective pad, the top of the upper fixing ring is fixedly connected to a first fixing block, and the bottom of the upper fixing ring is fixedly connected to an upper protective pad.

[0009] Furthermore, an upper slot is provided on the right side of the upper moving rod, and a lower slot is provided on the right side of the lower moving rod. Bolt holes are provided at the top of the upper slot and the bottom of the lower slot. An upper bolt is movably sleeved on the inner side of the bolt hole at the top of the upper slot, and a lower bolt is movably sleeved on the inner side of the bolt hole at the bottom of the lower slot.

[0010] Furthermore, the upper notch is matched with the first fixing block, and the lower notch is matched with the second fixing block.

[0011] Technical effects and advantages of the utility model:

[0012] The utility model is provided with a controllable clamping device, which is conducive to controlling the opening and closing of the fixing ring by rotating the handle when installing and disassembling the instrument. It is very convenient and quick, and will not cause damage to the instrument itself. The opened and disassembled fixing ring can be replaced with a fixing ring matching different types of instruments. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0014] Figure 2 It is a schematic diagram of the internal structure of the utility model.

[0015] Figure 3 This is a schematic diagram of the cylindrical groove structure of the utility model.

[0016] Figure 4 This is a schematic diagram of the structure of the clamping device of the utility model.

[0017] Figure 5 It is a schematic diagram of the fixing ring structure of the utility model.

[0018] The accompanying drawings are marked as follows: 1. cylindrical tube; 101. slide groove; 102. lower left slider; 103. lower right slider; 104. upper right slider; 105. lower moving ring; 106. upper moving ring; 107. upper left slider; 2. threaded rod; 201. limit ring; 202. driven gear; 203. driving gear; 204. rotating rod; 2041. cylindrical groove; 205. rotating handle; 206. lower thread; 207. upper thread; 3. upper moving rod; 301. lower moving rod; 302. upper fixing ring; 303. lower fixing ring; 304. upper protective pad; 305. lower protective pad; 306. upper bolt; 307. lower bolt; 4. upper notch; 401. first fixing block; 402. second fixing block; 403. lower notch; 404. bolt hole. DETAILED DESCRIPTION

[0019] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative. The fixing device for facilitating the installation of automatic control instruments involved in the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0020] Reference Figure 1-5The utility model provides a fixing device for facilitating the installation of an automatic control instrument, comprising a cylindrical tube 1, two sides of the cylindrical tube 1 are provided with slide grooves 101, a cylindrical groove 2041 is provided at the top of one side of the cylindrical tube 1, a left upper slider 107 is movably connected to the top of the slide groove 101 on one side of the cylindrical tube 1, a left lower slider 102 is movably connected to the bottom of the slide groove 101 on one side of the cylindrical tube 1, a right upper slider 104 is movably connected to the top of the slide groove 101 on the other side of the cylindrical tube 1, and a cylindrical groove 2041 is provided at the top of the one side of the cylindrical tube 1. The bottom of the slide groove 101 is movably connected with the lower right slider 103, the bottom of the inner side of the cylindrical tube 1 is movably connected with the threaded rod 2, the top of the outer side of the threaded rod 2 is provided with an upper thread 207, the bottom of the outer side of the threaded rod 2 is provided with a lower thread 206, the outer side of the upper thread 207 is movably sleeved with an upper moving ring 106, the outer side of the lower thread 206 is movably sleeved with a lower moving ring 105, the middle of the outer side of the threaded rod 2 is fixedly sleeved with a limit ring 201, and the bottom of the outer side of the threaded rod 2 is fixedly sleeved with a driven gear 2 02, a rotating rod 204 is movably sleeved on the inner side of the cylindrical groove 2041, a rotating handle 205 is fixedly connected to one side of the rotating rod 204, a driving gear 203 is fixedly connected to the other side of the rotating rod 204, the driving gear 203 and the driven gear 202 are meshed with each other, a lower moving rod 301 is fixedly connected to the right side of the lower right slider 103, a lower fixing ring 303 is fixedly connected to the top of the lower moving rod 301, and an upper moving rod 3 is fixedly connected to the right side of the upper right slider 104. An upper fixed ring 302 is fixedly connected to the bottom of the rod 3. When the rotating handle 205 is rotated clockwise, the driving gear 203 drives the driven gear 202 to rotate counterclockwise, so that the threaded rod 2 rotates counterclockwise, and then the upper moving ring 106 and the lower moving ring 105 are moved closer to the middle. When the rotating handle 205 is rotated counterclockwise, the driving gear 203 drives the driven gear 202 to rotate clockwise, so that the threaded rod 2 rotates clockwise, and then the upper moving ring 106 and the lower moving ring 105 move away from each other.

[0021] In a preferred embodiment, the upper left slider 107 and the upper right slider 104 are both fixedly connected to the upper moving ring 106, and the lower left slider 102 and the lower right slider 103 are both fixedly connected to the lower moving ring 105. The sliders act as limiters so that the moving ring will not shift during the up and down movement.

[0022] In a preferred embodiment, the lower thread 206 and the upper thread 207 are threads in opposite directions, and the inner sides of the upper moving ring 106 and the lower moving ring 105 are both provided with threads, and the threads of the upper moving ring 106 and the lower moving ring 105 are respectively engaged with the upper thread 207 and the lower thread 206, and when the threaded rod 2 rotates counterclockwise, the upper moving ring 106 and the lower moving ring 105 approach each other, and when the threaded rod 2 rotates clockwise, the upper moving ring 106 and the lower moving ring 105 move away from each other.

[0023] In a preferred embodiment, the bottom of the lower fixing ring 303 is fixedly connected to the second fixing block 402, the top of the lower fixing ring 303 is fixedly connected to the lower protective pad 305, the top of the upper fixing ring 302 is fixedly connected to the first fixing block 401, and the bottom of the upper fixing ring 302 is fixedly connected to the upper protective pad 304. The protective pad can protect the instrument and increase the friction so that the instrument is fixed more stably.

[0024] In a preferred embodiment, an upper slot 4 is provided on the right side of the upper moving rod 3, and a lower slot 403 is provided on the right side of the lower moving rod 301. Bolt holes 404 are provided at the top of the upper slot 4 and the bottom of the lower slot 403. An upper bolt 306 is movably sleeved on the inner side of the bolt hole 404 at the top of the upper slot 4, and a lower bolt 307 is movably sleeved on the inner side of the bolt hole 404 at the bottom of the lower slot 403. When the fixing block is inserted into the innermost side of the slot and the bolt is tightened, the fixing block can be fixed, thereby fixing the fixing ring.

[0025] In a preferred embodiment, the upper notch 4 is matched with the first fixing block 401, and the lower notch 403 is matched with the second fixing block 402, so that the fixing block and the notch can fit tightly and no shaking occurs after being fixed.

[0026] The working principle of the utility model is as follows: when the rotating handle 205 is rotated clockwise, the active gear 203 drives the driven gear 202 to rotate counterclockwise, so that the threaded rod 2 rotates counterclockwise, and then the upper moving ring 106 and the lower moving ring 105 are moved closer to the middle, so that the upper fixed ring 302 and the lower fixed ring 303 are moved closer to each other, so as to achieve the purpose of fixing the instrument; when the rotating handle 205 is rotated counterclockwise, the active gear 203 drives the driven gear 202 to rotate clockwise, so that the threaded rod 2 rotates clockwise, and then the upper moving ring 106 and the lower moving ring 105 are moved away from each other, so that the upper fixed ring 302 and the lower fixed ring 303 are moved away from each other, and the instrument can be taken out; by adopting detachable bolts, fixing rings of different shapes and sizes can be replaced when using different instruments.

[0027] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0028] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0029] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A fixture for facilitating installation of an automatic control instrument, comprising a cylindrical tube (1), characterized in that: Slide grooves (101) are provided on both sides of the cylindrical tube (1), a cylindrical groove (2041) is provided on the top of one side of the cylindrical tube (1), the top of the slide groove (101) on one side of the cylindrical tube (1) is movably connected with an upper left slider (107), the bottom of the slide groove (101) on one side of the cylindrical tube (1) is movably connected with a lower left slider (102), the top of the slide groove (101) on the other side of the cylindrical tube (1) is movably connected with an upper right slider (104), the bottom of the slide groove (101) on the other side of the cylindrical tube (1) is movably connected with a lower right slider (103), the bottom of the inner side of the cylindrical tube (1) is movably connected with a threaded rod (2), the top of the outer side of the threaded rod (2) is provided with an upper thread (207), the bottom of the outer side of the threaded rod (2) is provided with a lower thread (206), the outer side of the upper thread (207) is movably sleeved with an upper movable ring (106), the lower thread ( The outer side of the threaded rod (206) is movably sleeved with a lower moving ring (105), the middle of the outer side of the threaded rod (2) is fixedly sleeved with a limiting ring (201), the bottom of the outer side of the threaded rod (2) is fixedly sleeved with a driven gear (202), the inner side of the cylindrical groove (2041) is movably sleeved with a rotating rod (204), one side of the rotating rod (204) is fixedly connected with a rotating handle (205), the other side of the rotating rod (204) is fixedly connected with a driving gear (203), the driving gear (203) and the driven gear (202) are meshed with each other, the right side of the lower right slider (103) is fixedly connected with a lower moving rod (301), the top of the lower moving rod (301) is fixedly connected with a lower fixing ring (303), the right side of the upper right slider (104) is fixedly connected with an upper moving rod (3), and the bottom of the upper moving rod (3) is fixedly connected with an upper fixing ring (302).

2. A fixing device for facilitating installation of an automatic control instrument according to claim 1, characterized in that: The upper left slider (107) and the upper right slider (104) are both fixedly connected to the upper moving ring (106), and the lower left slider (102) and the lower right slider (103) are both fixedly connected to the lower moving ring (105).

3. A fixing device for facilitating installation of an automatic control instrument according to claim 1, characterized in that: The lower thread (206) and the upper thread (207) are threads in opposite directions. The inner sides of the upper moving ring (106) and the lower moving ring (105) are both provided with threads. The threads of the upper moving ring (106) and the lower moving ring (105) are respectively meshed with the upper thread (207) and the lower thread (206).

4. A fixing device for facilitating installation of an automatic control instrument according to claim 1, characterized in that: The bottom of the lower fixing ring (303) is fixedly connected to a second fixing block (402), the top of the lower fixing ring (303) is fixedly connected to a lower protective pad (305), the top of the upper fixing ring (302) is fixedly connected to a first fixing block (401), and the bottom of the upper fixing ring (302) is fixedly connected to an upper protective pad (304).

5. A fixing device for facilitating installation of an automatic control instrument according to claim 1, characterized in that: An upper notch (4) is provided on the right side of the upper moving rod (3), a lower notch (403) is provided on the right side of the lower moving rod (301), bolt holes (404) are provided at the top of the upper notch (4) and the bottom of the lower notch (403), an upper bolt (306) is movably sleeved inside the bolt hole (404) at the top of the upper notch (4), and a lower bolt (307) is movably sleeved inside the bolt hole (404) at the bottom of the lower notch (403).

6. A fixing device for facilitating installation of an automatic control instrument according to claim 5, characterized in that: The upper notch (4) is matched with the first fixing block (401), and the lower notch (403) is matched with the second fixing block (402).

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