Pressure sensor shell connecting device convenient to mount and dismount

Abstract

The utility model discloses a pressure sensor housing connecting device convenient to mount and dismount, comprising a lower housing and an upper housing, the upper end of the lower housing is provided with a butt joint port matched with the upper housing, the upper end of the lower housing is provided with two symmetrically arranged positioning holes, the side walls of the two ends of the lower housing are provided with slots, and the slots are connected with the butt joint port. The two inserting grooves are communicated with the two positioning holes respectively, sliding grooves are formed in the inner walls of the two ends of the two inserting grooves, a fixing mechanism used for fixing the upper shell is arranged in the two sliding grooves jointly, and the fixing mechanism comprises two sliding plates which are slidably connected into the two sliding grooves respectively; the opposite ends of the two sliding plates are fixedly connected with inserting rods. The shell is reasonable in structure, the upper shell and the lower shell are fixedly connected through the positioning plate, the positioning holes and the fixing mechanism, and compared with a traditional bolt connection mode, the shell is convenient to mount and dismount.

Description

TECHNICAL FIELD

[0001] The utility model relates to pressure sensor technical field especially relates to pressure sensor shell connecting device convenient to install and detach. BACKGROUND

[0002] Pressure sensor as the core element of measuring fluid, gas pressure, is widely used in industrial automation, aerospace, medical equipment and other fields. In the actual use process, the performance of sensor shell connecting device directly affects its installation efficiency, maintenance convenience and working stability.

[0003] In prior art, the traditional pressure sensor shell is mostly composed of upper shell and lower shell, and in prior art, the upper and lower shells are mostly fixedly connected by bolts, but such connecting mode has great defects, such as needing to use tools every time for installation and detachment, which is very inconvenient, and frequent nut detachment is also easy to cause thread slipping, affecting the fixing effect, therefore the utility model provides a pressure sensor shell connecting device convenient to install and detach, solving the above problems. UTILITY MODEL CONTENT

[0004] The utility model discloses a pressure sensor shell connecting device convenient to install and detach, which is proposed to solve the defects in prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] The pressure sensor shell connecting device convenient to install and detach includes lower shell body and upper shell body, the upper end of the lower shell body is provided with the butt joint of the upper shell body, the upper end of the lower shell body is provided with two symmetrical positioning holes, the sidewall of the two ends of the lower shell body is provided with a slot, the two slots are communicated with the two positioning holes respectively, the inner wall of the two ends of the two slots is provided with a sliding groove respectively, and the two sliding grooves are commonly provided with a fixing mechanism for fixing the upper shell body.

[0007] Preferably, the lower end of the upper shell body is fixedly connected with two symmetrical positioning plates, the sidewall of the two positioning plates is provided with a fixing hole matched with the inserting rod, and the lower end of the two positioning plates is designed in a triangular shape.

[0008] Preferably, the opposite end of the two sliding plates is fixedly connected with a rack, and the inner wall between the two ends of the slot is rotatably connected with a gear, the two racks are arranged on the upper and lower sides of the gear, and the two racks are engaged with the gear.

[0009] Preferably, a side wall of one of the sliding plates is fixedly connected with a moving rod, and the moving rod passes through the side wall of the lower shell and is in sliding connection with the side wall.

[0010] Preferably, one end of the moving rod outside the lower shell is fixedly connected with a handle.

[0011] Preferably, a side wall of one of the sliding plates is elastically connected with an inner wall of the same side sliding groove through a spring, and the spring is sleeved on the moving rod.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1. By setting the positioning plate, positioning hole and fixing mechanism, when the upper shell and the lower shell are fixed, the two positioning plates at the lower end of the upper shell are aligned with the positioning hole and inserted into the slot, the lower end of the positioning plate is designed in a triangular shape, can extrude the insertion rods on both sides to move to both sides, extrude the sliding plates on both sides to move outward, extrude the spring to compress the force, the positioning plate continues to move downward, until reaches the appropriate position, the insertion rod resets in the fixing hole on the positioning plate under the action of the spring, realizes the fixed connection of the upper shell and the lower shell, compared with the traditional bolt connection mode, the installation and disassembly are more convenient.

[0014] 2. By setting the moving rod and the gear and the rack, when disassembling, the handle on one side is pulled to drive the moving rod to move outward, drive one of the sliding plates to move, drive the insertion rod to move out of the fixing hole, the movement of one of the sliding plates can drive the rack on the same side to move, the movement of the rack can drive the gear to rotate, the rotation of the gear can drive the other rack meshing with the gear to move, so that the sliding plates on both sides move to both sides, so that the insertion rods on both sides move out of the fixing hole, the positioning of the positioning plate is released, the upper shell and the lower shell can be separated, the quick disassembly is realized, and the practicality of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a perspective view of the pressure sensor shell connecting device convenient to install and disassemble provided by the utility model;

[0016] Figure 2 It is a bottom perspective view of the pressure sensor shell connecting device convenient to install and disassemble provided by the utility model;

[0017] Figure 3 It is a sectional side view of the pressure sensor shell connecting device convenient to install and disassemble provided by the utility model;

[0018] Figure 4 It is a sectional perspective view of the pressure sensor shell connecting device convenient to install and disassemble provided by the utility model;

[0019] Figure 5 It isFigure 3 Enlarged view of the structure at A in FIG.

[0020] In the figure: 1 lower shell, 2 upper shell, 3 positioning plate, 4 positioning hole, 5 opening, 6 fixing hole, 7 slot, 8 sliding groove, 9 spring, 10 moving rod, 11 sliding plate, 12 insertion rod, 13 rack, 14 gear, 15 handle. DETAILED DESCRIPTION

[0021] In order to make the above-mentioned purposes, features and advantages of the utility model more apparent and easy to understand, the specific embodiments of the utility model will be described in detail below with reference to the drawings. In the following description, a large number of specific details are set forth in order to fully understand the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the connotation of the utility model, so the utility model is not limited by the specific implementation disclosed below.

[0022] Referring to Figures 1-5 The pressure sensor shell connecting device convenient to install and dismount, including lower shell 1 and upper shell 2, the upper end of lower shell 1 is provided with the butt joint 5 that cooperates with upper shell 2, the upper end of lower shell 1 is provided with two symmetrical positioning holes 4, the sidewall of both ends of lower shell 1 is provided with slot 7, two slots 7 are communicated with two positioning holes 4 respectively, the inner wall of both ends of two slots 7 is provided with sliding groove 8, two sliding grooves 8 are commonly provided with the fixing mechanism for fixing upper shell 2, the fixing mechanism includes two sliding plates 11 that are slidably connected in two sliding grooves 8 respectively, the upper end of upper shell 2 is provided with through hole, for the pressure receiving component of pressure sensor to pass through, and the pressure sensor body is arranged in the inside of lower shell 1.

[0023] Specifically, the lower end of upper shell 2 is fixedly connected with two symmetrical positioning plates 3, the sidewall of two positioning plates 3 is provided with fixing hole 6 that cooperates with insertion rod 12, and the lower end of two positioning plates 3 is designed in triangular shape.

[0024] Specifically, the opposite end of two sliding plates 11 is fixedly connected with rack 13, gear 14 is rotatably connected between the inner wall of both ends of slot 7, two racks 13 are arranged on the upper and lower sides of gear 14, and two racks 13 are engaged with gear 14.

[0025] Specifically, the sidewall of one of sliding plates 11 is fixedly connected with moving rod 10, moving rod 10 passes through the sidewall of lower shell 1 and is slidably connected with it, and the end of moving rod 10 located outside lower shell 1 is fixedly connected with handle 15, the sidewall of one of sliding plates 11 and the inner wall of the sliding groove 8 on the same side are elastically connected through spring 9, and spring 9 is sleeved on moving rod 10.

[0026] The utility model discloses when using, the upper casing 2 is fixed with lower casing 1, two positioning plate 3 of upper casing 2 lower extreme are inserted into the slot 7 to the alignment positioning hole 4, the lower end of positioning plate 3 is triangular design, can extrude the both sides insertion rod 12 to move to both sides, extrude the both sides sliding plate 11 and move outward, extrude spring 9, make spring 9 compression force storage, positioning plate 3 continue to move down, until reach appropriate position, insertion rod 12 resets in the fixed hole 6 on positioning plate 3 under the action of spring 9, realize the fixed connection to upper casing 2 and lower casing 1, compared with traditional bolt connection mode, installation and removal are more convenient, when disassembling, pull one side handle 15 and drive moving rod 10 to move outward, drive one of sliding plate 11 and move, drive insertion rod 12 and move out of fixed hole 6, the movement of one of sliding plate 11 can drive the rack 13 of same side to move, the movement of rack 13 can drive gear 14 to rotate, the rotation of gear 14 can drive another rack 13 meshed with it to move, make the both sides sliding plate 11 move to both sides, make the both sides insertion rod 12 move out of fixed hole 6, release the location of positioning plate 3, can separate upper casing 2 and lower casing 1, realize quick disassembly.

[0027] The above, only for the preferable specific implementation mode of the utility model, but the protection scope of the utility model does not limit to this, any skilled in the art technical personnel in the utility model discloses the technical range, according to the utility model technical scheme and the utility model concept of it, equivalent replacement or change, all should cover in the protection scope of the utility model.

Claims

1. A pressure sensor housing connection device for easy installation and disassembly, comprising a lower housing (1) and an upper housing (2), characterized in that, The upper end of the lower housing (1) is provided with a mating interface (5) that cooperates with the upper housing (2). The upper end of the lower housing (1) is provided with two symmetrically arranged positioning holes (4). Slots (7) are provided on both side walls of the lower housing (1). The two slots (7) are respectively connected to the two positioning holes (4). Slide grooves (8) are provided on the inner walls of both ends of the two slots (7). A fixing mechanism for fixing the upper housing (2) is provided in both slide grooves (8). The fixing mechanism includes two sliding plates (11) that are slidably connected in the two slide grooves (8). A plug rod (12) is fixedly connected to one end of each of the two sliding plates (11).

2. The pressure sensor housing connection device for easy installation and disassembly according to claim 1, characterized in that, The lower end of the upper housing (2) is fixedly connected to two symmetrically arranged positioning plates (3). The side walls of the two positioning plates (3) are provided with fixing holes (6) that cooperate with the insertion rod (12). The lower ends of the two positioning plates (3) are triangular in design.

3. The pressure sensor housing connection device for easy installation and disassembly according to claim 2, characterized in that, Each of the two sliding plates (11) is fixedly connected to a rack (13) at one end. A gear (14) is rotatably connected between the inner walls of the two ends of the slot (7). The two racks (13) are arranged on the upper and lower sides of the gear (14), and both racks (13) mesh with the gear (14).

4. The pressure sensor housing connection device for easy installation and disassembly according to claim 3, characterized in that, A movable rod (10) is fixedly connected to the side wall of one of the sliding plates (11), the movable rod (10) passing through the side wall of the lower housing (1) and slidably connected thereto.

5. The pressure sensor housing connection device for easy installation and disassembly according to claim 4, characterized in that, The movable rod (10) is fixedly connected to a handle (15) at one end outside the lower housing (1).

6. The pressure sensor housing connection device for easy installation and disassembly according to claim 5, characterized in that, One of the sliding plates (11) is elastically connected to the inner wall of the sliding groove (8) on the same side by a spring (9), which is sleeved on the moving rod (10).

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