CN220525727U

CN220525727U - Handheld pH detector

Info

Publication number: CN220525727U
Application number: CN202322112948.3U
Authority: CN
Inventors: 郑平; 郑春平
Original assignee: Shanghai Baiduo Biotechnology Co ltd
Current assignee: Shanghai Baiduo Biotechnology Co ltd
Priority date: 2023-08-07
Filing date: 2023-08-07
Publication date: 2024-02-23
Anticipated expiration: 2033-08-07

Abstract

The utility model relates to the technical field of pH detectors, in particular to a handheld pH detector. The utility model provides a portable pH detector wire mainly adopts leather strap or rope to bind generally to lead to need to loose the binding to the wire when using, still need bind it after the use is accomplished, lead winding easily, and be unfavorable for carrying out the problem of protection to the wire, propose following technical scheme: including the detector main part, be connected with the wire in the detector main part, the joint end of wire is connected with detection probe, the first setting element that protects detection probe is installed at the back of detector main part, the back of detector main part is provided with and carries out spacing subassembly with first setting element cooperation to detection probe. The utility model realizes the winding protection of the wire, solves the problem of difficult winding of the wire, and is beneficial to protecting the detection probe while positioning the detection probe.

Description

Handheld pH detector

Technical Field

The utility model relates to the technical field of pH detection, in particular to a handheld pH detector.

Background

The pH detector is also called as pH measuring instrument, is a common instrument and equipment, is mainly used for precisely measuring the pH value of liquid medium, can also be used for measuring the potential MV value of an ion electrode by being matched with a corresponding ion selective electrode, and is widely applied to the fields of industry, agriculture, scientific research, environmental protection and the like. The detection probe of the hand-held pH detector is connected with the main body of the detector by a wire.

However, the existing handheld pH detector leads are generally bound by leather strips or ropes, so that the leads need to be loosely bound when in use, the leads need to be bound after the use is completed, the leads are easy to wind, and the leads are not beneficial to being protected.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides a handheld pH detector.

The technical scheme of the utility model is as follows: the utility model provides a hand-held type pH detector, includes the detector main part, be connected with the wire in the detector main part, the joint end of wire is connected with detection probe, the first setting element to the detection probe protection is installed at the back of detector main part, the back of detector main part is provided with carries out spacing subassembly to detection probe with first setting element cooperation, detector main part bottom department is provided with the protector that prevents the scratch when detecting probe rolling, the protection chamber has been seted up at detector main part back, the protection intracavity is provided with the receive and release subassembly that is convenient for carry out automatic rolling to the wire, the opening part in protection chamber is provided with carries out confined protective housing to protection chamber opening part.

Preferably, the bottom of detector main part department is seted up flutedly, the protector is installed in recess department, the protector is the arc.

Preferably, the limiting assembly comprises a second positioning piece, sliding sleeves are symmetrically arranged at the bottoms of the second positioning piece, guide rods are arranged in the two sliding sleeves, and springs are sleeved on outer rings of the two guide rods.

Preferably, the wall body at the back of the detector main body is symmetrically provided with sliding grooves, and the two guide rods and the springs are arranged in the corresponding sliding grooves.

Preferably, the winding and unwinding assembly comprises a positive motor and a negative motor, the output end of the positive motor is connected with a rotating shaft, a gear is sleeved on the outer ring surface of the rotating shaft, a positioning shaft is arranged on one side of the gear, a bearing is sleeved on the outer ring surface of the positioning shaft, a wire wheel is sleeved on the outer ring surface of the bearing, and teeth are arranged on the outer surface wall body of the wire wheel.

Preferably, a plurality of teeth are arranged in an annular array, and the teeth are meshed with the gears.

Compared with the prior art, the utility model has the following beneficial technical effects:

according to the utility model, the positive and negative motor is started to drive the rotating shaft to drive the gear to rotate, so that the wire wheel is used for winding the wires under the action of teeth, part of the wires are stored in the detector main body for protection, an operator can conveniently adjust the length of the wires according to the use length, the difficulty in binding and positioning the wires is solved, the operation difficulty is reduced, and the second positioning piece is matched with the detection probe, so that the purpose of limiting the detection probe is achieved, and the detection probe is protected under the condition of no use.

Drawings

FIG. 1 is a schematic front perspective view of a handheld pH detector;

FIG. 2 is a schematic view of the back structure of FIG. 1;

FIG. 3 is a schematic view of the open configuration of FIG. 2;

fig. 4 is an isometric view of the second positioning member of fig. 2.

Reference numerals: 1. a detector body; 2. a wire; 3. a detection probe; 4. a first positioning member; 5. a limit component; 51. a second positioning member; 52. a sliding sleeve; 53. a guide rod; 54. a spring; 6. a guard; 7. a retraction assembly; 71. a forward and reverse motor; 72. a rotating shaft; 73. a gear; 74. a wire wheel; 75. positioning a shaft; 76. teeth; 8. and a protective shell.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Examples

As shown in fig. 1-4, the handheld pH detector provided by the utility model comprises a detector main body 1, one end of a wire 2 is arranged in a protection cavity formed in the back of the detector main body 1 and is electrically connected with the detector main body 1, and the joint end of the wire 2 is connected with the bottom of a detection probe 3. The back at detector main part 1 is fixed mounting to first setting element 4, and first setting element 4 is semi-annular, and half hole has been seted up to the bottom department of first setting element 4, is convenient for carry out the screens to detection probe 3.

Further, the back of the detector main body 1 is provided with a limiting component 5 which is matched with the first positioning piece 4 to limit the detection probe 3, the limiting component 5 comprises a second positioning piece 51, the structure of the second positioning piece 51 is the same as that of the first positioning piece 4, and the two positioning pieces are matched to facilitate limiting the detection probe 3 and protect the detection probe 3; the two sliding sleeves 52 are symmetrically arranged at the bottom of the second positioning piece 51, the two sliding sleeves 52 are respectively positioned in two sliding grooves formed in the back of the detector main body 1, the two sliding grooves are symmetrically arranged, the two guide rods 53 are respectively arranged in the corresponding sliding grooves, the sliding sleeves 52 are sleeved on the corresponding guide rods 53, and the guide rods 53 play a guiding and limiting role on the sliding sleeves 52 in a moving state; the two springs 54 are respectively sleeved on the corresponding guide rods 53, the bottom ends of the springs 54 are connected with the wall body of the chute, the top ends of the springs 54 are fixedly connected with the side wall of the sliding sleeve 52, the second positioning piece 51 is conveniently reset, and the detection probe 3 is conveniently limited.

Further, the protection piece 6 is arc, and the protection piece 6 is fixedly installed in the groove formed in the bottom of the detector main body 1 and is connected with the groove in an adaptive mode, so that the outer surface of the wire 2 is protected, and the groove is prevented from being scratched when the wire 2 is wound, and the use is affected.

Further, a winding and unwinding assembly 7 which is convenient for automatically winding and unwinding the lead 2 is arranged in a protection cavity formed in the back of the detector main body 1, the winding and unwinding assembly 7 comprises a right positive and negative motor 71, the positive and negative motor 71 is fixedly arranged on the wall body of the protection cavity, the bottom end of a rotating shaft 72 is connected with the output end of the positive and negative motor 71, the rotating shaft 72 is conveniently driven to rotate by the positive and negative motor 71, and a gear 73 is fixedly sleeved on the outer ring surface of the rotating shaft 72; the bottom end of the positioning shaft 75 is fixedly connected with the wall body of the protection cavity, the bearing is sleeved on the outer ring surface of the positioning shaft 75, the wire wheel 74 is sleeved on the outer ring surface of the bearing, the wire wheel 74 is assisted to rotate through the bearing, part of the wire 2 is wound on the wire wheel 74, the wire wheel 74 is wound, the teeth 76 are fixedly arranged on the outer ring surface of the wire wheel 74 and are arranged in an annular array, and the wire wheel is meshed with the gear 73, so that the wire wheel 74 is conveniently driven to rotate through the gear 73 and the teeth 76, and the purpose of winding the wire 2 is achieved.

Further, the protective housing 8 sets up in detector main part 1 back department to be connected with detector main part 1 through current hinge, be used for sealing protection cavity opening part, be favorable to protecting protection wall inner structure.

In this embodiment, when the detection probe 3 needs to be used for pH detection, keep away from first setting element 4 through pulling second setting element 51, thereby remove the restriction to detection probe 3, start positive and negative motor 71 drive pivot 72 drives gear 73 and rotate, make line wheel 74 rotate under tooth 76 assistance, reach the purpose of putting down wire 2, at this moment, operating personnel can be according to detecting the unwrapping wire length of environment to wire 2 and adjust, avoid too much exposure wire 2, be favorable to protecting wire 2, after the use is accomplished, drive gear 73 through start positive and negative motor 71 drive pivot 72 makes line wheel 74 reverse, thereby can be with wire 2 rewound into the protection cavity, and accomplish the protection to wire 2 through the protection cavity, in order to avoid detecting probe 3 to drop on detector main part 1, keep away from first setting element 4 through pulling second setting element 51, place detection probe 3 on first setting element 4 this moment, loosen second setting element 51, make second setting element 51 realize resetting under the effect of spring 54, second setting element under the state of setting element, second setting element under the setting element of resetting is favorable to protect wire 2, and the purpose of putting down wire 3 is further reached at the purpose of detecting probe 3 under the condition of setting element 3, and the purpose of detecting wire winding can be realized when the automatic setting element 3 is not being favorable to be opened to the detection probe 3, and the purpose of winding the protection cavity is realized, can be further to protect the wire 3 is realized, the condition is further to protect the personnel is easy to be opened, and the condition is prevented to be opened to protect the wire 3, and can be used for the protection to protect the wire and can be opened and protect the wire 3.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. The utility model provides a handheld pH detector, includes detector main part (1), its characterized in that: the detector is characterized in that the detector main body (1) is connected with a wire (2), the joint end of the wire (2) is connected with a detection probe (3), a first positioning piece (4) for protecting the detection probe (3) is arranged at the back of the detector main body (1), a limiting component (5) for limiting the detection probe (3) in a matched mode is arranged at the back of the detector main body (1), a protecting piece (6) for preventing the detection probe (3) from being scratched during winding is arranged at the bottom of the detector main body (1), a protection cavity is formed in the back of the detector main body (1), a winding and unwinding component (7) for automatically winding the wire (2) is arranged in the protection cavity, and a protective shell (8) for sealing an opening of the protection cavity is arranged at the opening of the protection cavity.

2. The handheld pH detector according to claim 1, characterized in that the detector body (1) is provided with a groove at the bottom, the guard (6) is mounted at the groove, and the guard (6) is arc-shaped.

3. The handheld pH detector according to claim 1, wherein the limiting assembly (5) comprises a second positioning piece (51), sliding sleeves (52) are symmetrically arranged at the bottom of the second positioning piece (51), guide rods (53) are arranged in the two sliding sleeves (52), and springs (54) are sleeved on outer rings of the two guide rods (53).

4. A handheld pH detector as claimed in claim 3, characterized in that the back wall of the detector body (1) is symmetrically provided with sliding grooves, and both the guide rods (53) and the springs (54) are arranged in the corresponding sliding grooves.

5. The handheld pH detector according to claim 1, wherein the retraction assembly (7) comprises a positive and negative motor (71), an output end of the positive and negative motor (71) is connected with a rotating shaft (72), a gear (73) is sleeved on the outer ring surface of the rotating shaft (72), a positioning shaft (75) is arranged on one side of the gear (73), a bearing is sleeved on the outer ring surface of the positioning shaft (75), a wire wheel (74) is sleeved on the outer ring surface of the bearing, and teeth (76) are arranged on the outer surface wall body of the wire wheel (74).

6. The hand-held pH meter of claim 5, wherein a plurality of said teeth (76) are disposed in an annular array, a plurality of said teeth (76) being meshed with a gear (73).