CN219843804U - A shell subassembly and electrochemical workstation for electrochemical workstation - Google Patents

Abstract

The utility model discloses a shell component for an electrochemical workstation and the electrochemical workstation, comprising a fixed shell and a protective sleeve, wherein the fixed shell is used for accommodating a circuit board of the electrochemical workstation, and the protective sleeve is detachably arranged outside the fixed shell; the protective sleeve comprises a first surface, wherein the first surface comprises a first edge and a second edge, and the first edge is perpendicular to the second edge; the first surface further comprises a limiting part, and the limiting part is obliquely arranged. The utility model adopts the fixed shell and the protective sleeve with the limiting part, can stably and reliably fix the circuit board, has good protection effect on the circuit board, can also have the heat dissipation effect, effectively prolongs the service life of the electrochemical workstation, and has good use convenience.

Description

A shell subassembly and electrochemical workstation for electrochemical workstation

Technical Field

The utility model relates to the technical field of electrochemical workstation instruments, in particular to a shell component for an electrochemical workstation and the electrochemical workstation.

Background

Electrochemical workstations are short for electrochemical measurement systems, essentially instrumentation for controlling and monitoring electrochemical cell current and potential and other electrochemical parameter changes; at present, electrochemical workstations gradually develop towards miniaturization and portability, wherein a circuit board plays a vital role as an important part in the electrochemical workstations, and various reagents are easy to be scattered or splashed when the electrochemical workstations work, so that the circuit board of the electrochemical workstations is polluted; and the portable electrochemical workstation is also easy to have accidental collision when moving or fixing, so that the electrochemical workstation is damaged.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a shell component for an electrochemical workstation and the electrochemical workstation, which can stably and reliably fix a circuit board, have a good protection effect on the circuit board, effectively prolong the service life of the electrochemical workstation and improve the use convenience. The technical scheme is as follows:

the utility model provides a shell component for an electrochemical workstation, which comprises a fixed shell and a protective sleeve, wherein the fixed shell is used for accommodating a circuit board of the electrochemical workstation, and the protective sleeve is detachably arranged outside the fixed shell; the protective sleeve comprises a first surface, wherein the first surface comprises a first edge and a second edge, and the first edge is perpendicular to the second edge; the first surface further comprises a limiting part, and the limiting part is obliquely arranged.

Further, the protective sleeve comprises a plurality of limiting parts, one ends of the limiting parts are connected with the first edge, and the other ends of the limiting parts are connected with the second edge.

Further, the protective sleeve further comprises a second surface and two fixing side surfaces, the first surface is parallel to the second surface, the two fixing side surfaces are located between the first surface and the second surface, and two ends of the fixing side surfaces are respectively connected with the first edge and the second surface.

Further, the protective sleeve is of an integral structure.

Further, the fixed shell comprises a first shell, a second shell and a cavity, wherein the first shell is fixedly connected with the second shell, and the cavity is located between the first shell and the second shell and is used for accommodating the circuit board.

Further, a first connecting portion is arranged in the first shell, a second connecting portion is arranged in the second shell, and the first connecting portion and the second connecting portion are correspondingly arranged.

Further, the fixed housing further comprises a positioning portion, and the positioning portion is disposed in the first housing or the second housing and is used for being correspondingly connected with the circuit board.

Further, at least one through hole is formed in the side face of the fixed shell, and the through hole is used for connecting an interface with the circuit board.

Further, the housing assembly further comprises a status display lamp fixedly connected with the fixed housing.

The utility model also provides an electrochemical workstation, which comprises a circuit board and the shell assembly, wherein the circuit board is a constant voltage and constant current circuit board.

The implementation of the utility model has the following beneficial effects:

1. the utility model adopts the fixed shell to fix the circuit board, and further fixes the fixed shell through the protective sleeve and protects the fixed shell, so that the special shell component of the electrochemical workstation can stably and reliably fix the internal circuit board, has good protection effect on the circuit board, effectively avoids external pollution and prolongs the service life of the electrochemical workstation; and the surface flatness of the shell component is high, so that the use convenience and the use comfort can be greatly improved.

2. According to the utility model, the first surface of the protective sleeve is formed by surrounding the first edge and the second edge, a large amount of space is reserved in the area outside the limiting part, so that the heat dissipation effect can be remarkably improved, and the service life of the electrochemical workstation can be prolonged.

3. Set up the location portion in the fixed casing, with the position unique location of circuit board in the fixed casing, the matching degree is high, can effectively avoid the circuit board to rock, reduces the vibrations damage to this electrochemical workstation, further promotes the protection effect.

4. The electrochemical workstation provided by the utility model adopts the constant-voltage constant-current circuit board, can work under a constant-voltage condition or a constant-current condition, and has the advantages of high sensitivity and wide applicability.

Drawings

In order to more clearly illustrate the technical solution of the present utility model, the following description will briefly explain the drawings used in the embodiments, in which like elements are denoted by like reference numerals. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a schematic view of a housing assembly for an electrochemical workstation according to the present utility model;

fig. 2 is a schematic structural view of a fixing housing according to the present utility model;

FIG. 3 is a schematic view illustrating the structure of the inside of a first housing according to the present utility model;

FIG. 4 is a schematic view of the structure of the inside of a second housing according to the present utility model;

FIG. 5 is a schematic diagram illustrating an assembled structure of the first housing and the circuit board in FIG. 3;

FIG. 6 is a schematic diagram illustrating a positional relationship between the second housing and the circuit board in FIG. 4;

fig. 7 is a schematic structural diagram of a protective sleeve according to the present utility model.

Wherein, the reference numerals in the figures correspond to: 1-fixed shell, 11-first shell, 110-first connecting part, 111-limit surface, 112-first diagonal, 113-second diagonal, 12-second shell, 120-second connecting part, 13-positioning part, 14-through hole, 15-status display lamp, 2-protective sleeve, 21-first surface, 210-first side, 211-second side, 212-limit part, 213-window, 22-second surface, 23-fixed side, 3-circuit board, 31-positioning hole.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and thus should not be construed as limiting the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims and drawings of the present utility model are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the utility model may be practiced otherwise than as specifically described or illustrated. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or server that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Examples

The embodiment provides an electrochemical workstation, as shown in fig. 1-7, which comprises a circuit board 3 and a shell component for the electrochemical workstation, and is small in size and convenient to carry; as shown in fig. 1, the housing assembly includes a fixed housing 1 and a protective sleeve 2, wherein the fixed housing 1 is used for accommodating a circuit board 3 of an electrochemical workstation, the length of the fixed housing 1 is greater than or equal to the length of the circuit board 3, and the width of the fixed housing is greater than or equal to the width of the circuit board 3, so that the circuit board 3 can be completely placed inside the fixed housing 1, the fixed housing 1 completely covers the circuit board 3 to play a multi-azimuth protection role, and the fixed housing 1 and the circuit board 3 are relatively fixed, so that the circuit board 3 can be prevented from being damaged by vibration, and the protection effectiveness is improved; the protective sheath 2 can dismantle the setting in fixed casing 1 outside, and both are fixed relatively when protective sheath 2 is connected with fixed casing 1, and fixed casing 1 is difficult for sliding for protective sheath 2 can further strengthen the protection effect to fixed casing 1 and inside circuit board 3, prolongs the life of this electrochemical workstation and circuit board 3.

Specifically, as shown in fig. 2, the fixed housing 1 includes a first housing 11, a second housing 12, and a cavity, the first housing 11 and the second housing 12 are fixedly connected, and the cavity is located between the first housing 11 and the second housing 12, and when the first housing 11 and the second housing 12 are matingly connected, a cavity for accommodating the circuit board 3 can be formed therebetween.

Specifically, as shown in fig. 3, a first connecting portion 110 is disposed in the first housing 11, as shown in fig. 4, a second connecting portion 120 is disposed in the second housing 12, the first connecting portion 110 and the second connecting portion 120 are correspondingly disposed, and the first connecting portion 110 and the second connecting portion 120 are correspondingly connected, so that the first housing 11 and the second housing 12 are fixedly connected, and the connection is stable and reliable; optionally, the first housing 11 includes at least one first connection portion 110, and correspondingly, the second housing 12 includes at least one second connection portion 120; in a specific embodiment, the first housing 11 includes a first connection portion 110, which is convenient and quick to assemble, and can save time while ensuring the fixing reliability; in another embodiment, the first housing 11 includes a plurality of first connection portions 110, and correspondingly, the second housing 12 includes a plurality of second connection portions 120, which increases the fixing connection area, further enhancing the fixing reliability; preferably, the plurality of first connecting portions 110 are uniformly distributed in the first housing 11, so that on one hand, connection uniformity can be improved, and fixing balance and stability can be improved, and on the other hand, stress of the fixing housing 1 can be dispersed during assembly, and assembly damage can be avoided.

In an alternative embodiment, the first housing 11 is clamped with the second housing 12, at a position where the first housing 11 contacts with the second housing 12, the fixed housing 1 has at least one buckling structure, the buckling structure includes a buckle and a clamping groove, and each buckle is matched with the corresponding clamping groove, so that each buckle is buckled and clamped with the corresponding clamping groove, and the whole first housing 11 is connected with the whole second housing 12, so that the connection is convenient, labor-saving and firm; in a specific embodiment, the buckle is disposed on the first housing 11, the clamping groove is correspondingly disposed on the second housing 12, that is, the first connecting portion 110 is a buckle, and the second connecting portion 120 is a clamping groove; in another embodiment, the buckle is optionally disposed on the second housing 12, and the corresponding slot is disposed on the first housing 12, that is, the first connecting portion 110 is a slot, and the second connecting portion 120 is a buckle; in other embodiments, at least one buckle may be disposed on the first housing 11, and a slot corresponding to the buckle may be disposed on the second housing 12, and at the same time, at least one slot is disposed on the first housing 11, and a buckle corresponding to the slot is disposed on the second housing 12, so that the connection manner is flexible.

In another alternative embodiment, the first housing 11 is connected to the second housing 12 by a pin; in a specific embodiment, the first connecting portion 110 is a shaft pin, the second connecting portion 120 is a shaft hole, and the shaft pin and the shaft hole are in interference fit in a one-to-one correspondence manner, so that the first shell 11 and the second shell 12 are stably connected, the fixing reliability is high, and loosening is not easy to occur; in another embodiment, the first connecting portion 110 is a shaft hole, and the second connecting portion 120 is a shaft pin; in other embodiments, at least one first connecting portion 110 is a shaft pin, and the second connecting portion 120 corresponding to the shaft pin is a shaft hole, and at least one first connecting portion 110 is a shaft hole, and the second connecting portion 120 corresponding to the shaft hole is a shaft pin.

In another alternative embodiment, the first housing 11 and the second housing 12 are connected by a bolt, and then the first connecting portion 110 and the second connecting portion 120 can be both provided as connecting holes, and the connecting holes of the first connecting portion 110 and the connecting holes of the second connecting portion 120 are correspondingly arranged, so that the bolt can smoothly pass through the two connecting holes, and the first housing 11 and the second housing 12 are fixedly connected, so that the connection is reliable and the stability is good.

Specifically, as shown in fig. 3, the fixed housing 1 further includes at least one positioning portion 13, where the positioning portion 13 is disposed on the first housing 11 or the second housing 12 and is used for being correspondingly connected to the circuit board 3, and correspondingly, a positioning hole 31 is disposed on the circuit board 3, so that the positioning portion 13 can pass through the positioning hole 31 to position the circuit board 3 at a preset position, thereby improving assembly efficiency and convenience; optionally, as shown in fig. 5 and 6, the fixed housing 1 includes a plurality of positioning portions 13, which provide a plurality of positioning points for the circuit board 3, so as to improve positioning accuracy and reliability, and also facilitate improvement of assembly convenience.

Specifically, in an alternative embodiment, as shown in fig. 5, the fixed housing 1 further includes a limiting surface 111, the limiting surface 111 is located on the first connection portion 110 or the second connection portion 120, and the limiting surface 111 extends along the height direction of the electrochemical workstation; the height direction here refers to the direction of the first housing 11 toward the second housing 12, that is, the normal direction of the bottom plane in the second housing 12, with reference to the fixed housing 1 in fig. 2, the longitudinal direction is the direction extending from the left side to the right side of the first housing 11, and the width direction is the direction extending from one end to the other end of the first housing 11.

Specifically, the fixed housing 1 includes at least two limiting surfaces 111, and the two limiting surfaces 111 are disposed opposite to each other to form a set of limiting structures; preferably, the distance between two opposite limiting surfaces 111 is equal to the length of the circuit board 3 in the normal direction of the limiting surfaces 111, so that the circuit board 3 plays a limiting role to a certain extent, and the circuit board 3 is matched with the positioning part 13 to further improve the fixing reliability of the circuit board 3, reduce the possibility of shaking of the circuit board 3 and further reduce shaking damage; in a specific embodiment, the spacing surfaces 111 are parallel to the length direction, so that the distance between two opposite spacing surfaces 111 is equal to the width of the circuit board 3, so that the circuit board 3 is limited in the width direction, and the risk of shaking of the circuit board 3 is avoided; in another possible embodiment, the limiting surfaces 111 are parallel to the width direction, and the spacing between two opposite limiting surfaces 111 is equal to the length of the circuit board 3, so that the circuit board 3 is limited in the length direction.

Specifically, as shown in fig. 2, the side of the fixed housing 1 is provided with at least one through hole 14, and the through hole 14 is used for connecting the interface with the circuit board 3.

Specifically, as shown in fig. 2, the housing assembly further includes a status display lamp 15, and the status display lamp 15 is fixedly connected with the fixed housing 1 to display the status of the electrochemical workstation; optionally, the status display lamps 15 are provided in two, wherein one status display lamp 15 is used for indicating that the electrochemical workstation is in an operating state, the other status display lamp 15 is used for indicating that the electrochemical workstation is in an idle state, and the two status display lamps 15 display different colors so as to distinguish different states; for example, in one embodiment, two status display lights 15 display green and red, respectively, wherein green indicates that the electrochemical workstation is in an idle state and red indicates that the electrochemical workstation is in an active state.

Specifically, as shown in fig. 1, the protective sleeve 2 includes a first surface 21, and as shown in fig. 7, the protective sleeve 2 further includes a second surface 22 and two fixing sides 23, the first surface 21 is parallel to the second surface 22, the two fixing sides 23 are located between the first surface 21 and the second surface 22, two ends of the fixing sides 23 are respectively connected with the first edge 210 and the second surface 22, and the first surface 21, the second surface 22 and the two fixing sides 23 enclose a through fixing channel, which extends along the length direction and is used for inserting and fixing the fixing shell 1, so that the convenience of installing the fixing shell 1 is improved.

Specifically, as shown in fig. 1, the first surface 21 includes a first edge 210 and a second edge 211, and the first edge 210 and the second edge 211 are perpendicular to each other, i.e. the first surface 21 is a frame structure; in the frame structure, the first surface 21 further includes a limiting portion 212, the limiting portion 212 is obliquely disposed, that is, an included angle exists between the limiting portion 212 and the first edge 210, and an included angle exists between the limiting portion 212 and the second edge 211, so as to limit in the height direction, prevent the fixed housing 1 from being separated from the frame structure, and improve the reliability and stability of the fixation in the height direction; especially when protective sheath 2 is flexible material, protective sheath 2 easily takes place deformation and leads to fixed casing 1 to deviate from, and spacing portion 212 that the slant set up can effectively block fixed casing 1, prevents that fixed casing 1 from dropping, reduces the damage risk.

Specifically, the protective sleeve 2 includes a plurality of limiting portions 212, and the limiting portions 212 are integrally connected with the first edge 210 and the second edge 211; optionally, one end of the limiting portion 212 is connected to the first edge 210, and the other end of the limiting portion 212 is connected to the second edge 211; optionally, the plurality of limiting portions 212 are disposed in parallel, one end of the plurality of limiting portions 212 may be connected to the same first side 210, and the other end of the plurality of limiting portions 212 may be connected to the same second side 211; in addition, two ends of at least one limiting part 212 are respectively connected with one first edge 210 and one second edge 211 in the plurality of limiting parts 212, and at least one limiting part 212 is also arranged, and two ends of the limiting part 212 are respectively connected with the other first edge 210 and the other second edge 211, so that the restraining force of the limiting part 212 on the fixed shell 1 is uniformly dispersed, and the situation that the limiting part 212 is too small to effectively limit is avoided; alternatively, the plurality of limiting portions 212 are not arranged in parallel, for example, two ends of one limiting portion 212 are respectively connected with one first side 210 and one second side 211, one end of the other limiting portion 212 can be connected with the same first side 210, and the other end of the other limiting portion 212 can be selectively connected with any one of the other first side 210 and the two second sides 211.

Specifically, the protective sleeve 2 further includes a window 213, and the limiting portion 212, the first edge 210 and the second edge 211 are connected to form the window 213, so that the first surface 21 includes at least two windows 213; on the one hand, the window 213 can be used for radiating heat, and a large amount of fixed shell 1 is exposed, so that the fixed shell 1 can be in direct contact with the outside air, the heat transfer between the internal circuit board 3 and the outside air is enhanced, the radiating efficiency is greatly accelerated, the overheating of the circuit board 3 is avoided, the service life of the circuit board is prolonged, and the overall durability of the electrochemical workstation is improved; on the other hand, the first housing 11 is disposed corresponding to the first surface 21, and the status display lamp 15 is disposed on the first housing 11, so that the window 213 can expose the status display lamp 15, so that the status of the electrochemical workstation is visualized, and the use convenience is good, and the user experience is good.

Specifically, in an alternative embodiment, the protective sleeve 2 further includes an anti-falling portion, where the anti-falling portion is matched with the outline of the fixed housing 1, and the anti-falling portion is located on two end surfaces of the protective sleeve 2 along the length direction, that is, on at least one of the second edge, the end surface of the second surface, and the end surfaces of the two fixed sides, and the arrangement mode is flexible, so that the relative position of the fixed housing 1 and the protective sleeve 2 in the length direction can be effectively limited, and the fixed housing is prevented from accidentally falling out of the fixed channel; in a specific embodiment, the anti-falling portion is a bending structure, and the bending structure is bent toward the side surface of the fixed housing 1 along the height direction.

Specifically, in an alternative embodiment, the protective sleeve 2 is of an integral structure, so that assembly steps are saved, and the use is more convenient; still alternatively, protective sheath 2 is the silica gel material, and long service life is stretch-proofing, and can also play elastic buffer action when electrochemical workstation drops to reduce the risk that inside fixed casing 1 and circuit board 3 damaged, further promote the protection effect.

In an alternative embodiment, as shown in fig. 2, the surface of the first casing 11 is further provided with a twill structure, the twill structure includes a plurality of first twills 112 and a plurality of second twills 113, the first twills 112 are parallel to the limiting portions 212, and in the height direction, the thickness of the first twills 112 is greater than that of the second twills 113, the first twills 112 and the second twills 113 are alternately arranged, so that the twills form an uneven surface on a part of the surface of the first casing 11, friction force with the limiting portions 212 is increased, and relative movement between the fixed casing 1 and the protective casing 2 in the length direction is further avoided, so that the protective casing 2 and the fixed casing 1 have a sufficiently strong fixing reliability.

Specifically, the circuit board 3 is a constant voltage and constant current circuit board, so that the electrochemical workstation can work under a constant voltage condition and can work under a constant current condition, and has high sensitivity and wide application range.

As can be seen from the above embodiments, the present utility model has the following advantages:

1. the utility model adopts the fixed shell to fix the circuit board, and further fixes the fixed shell through the protective sleeve and protects the fixed shell, so that the special shell component of the electrochemical workstation can stably and reliably fix the internal circuit board, has good protection effect on the circuit board, effectively avoids external pollution and prolongs the service life of the electrochemical workstation; in addition, the shell component has attractive surface and high flatness, and can greatly improve the use convenience and the use comfort.

2. According to the utility model, the first surface of the protective sleeve is formed by surrounding the first edge and the second edge, the window is reserved in the area outside the limiting part, and occupies a large area, so that the heat dissipation effect can be remarkably improved, and the service life of the electrochemical workstation can be prolonged.

3. Set up the location portion in the fixed casing, with the position unique location of circuit board in the fixed casing, the matching degree is high, can effectively avoid the circuit board to rock, reduces the vibrations damage to this electrochemical workstation, further promotes the protection effect.

4. The electrochemical workstation provided by the utility model adopts the constant-voltage constant-current circuit board, can work under a constant-voltage condition or a constant-current condition, and has the advantages of high sensitivity and wide applicability.

5. The electrochemical workstation is a portable electrochemical workstation, has small volume, is convenient to carry, and saves time and labor in moving.

While the utility model has been described with respect to certain embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model, and it is intended to cover the utility model as defined by the appended claims.

Claims (10)

1. A housing assembly for an electrochemical workstation, characterized by comprising a stationary casing (1) and a protective sleeve (2), the stationary casing (1) being adapted to house a circuit board (3) of the electrochemical workstation, the protective sleeve (2) being detachably arranged outside the stationary casing (1); the protective sleeve (2) comprises a first surface (21), wherein the first surface (21) comprises a first edge (210) and a second edge (211), and the first edge (210) and the second edge (211) are perpendicular to each other; the first surface (21) further comprises a limiting part (212), and the limiting part (212) is obliquely arranged.

2. The housing assembly according to claim 1, wherein the protective sleeve (2) comprises a plurality of the limit parts (212), one end of the limit part (212) is connected with the first side (210), and the other end of the limit part (212) is connected with the second side (211).

3. The housing assembly according to claim 1, wherein the protective sleeve (2) further comprises a second surface (22) and two fixing sides (23), the first surface (21) being parallel to the second surface (22), the two fixing sides (23) being located between the first surface (21) and the second surface (22), the fixing sides (23) being connected at both ends to the first edge (210) and the second surface (22), respectively.

4. The housing assembly according to claim 1, characterized in that the protective sleeve (2) is of unitary construction.

5. The housing assembly according to claim 1, wherein the stationary housing (1) comprises a first housing (11), a second housing (12) and a cavity, the first housing (11) and the second housing (12) being fixedly connected, the cavity being located between the first housing (11) and the second housing (12) for accommodating the circuit board (3).

6. The housing assembly according to claim 5, wherein a first connecting portion (110) is provided in the first housing (11), a second connecting portion (120) is provided in the second housing (12), and the first connecting portion (110) is disposed corresponding to the second connecting portion (120).

7. The housing assembly according to claim 5, wherein the stationary housing (1) further comprises a positioning portion (13), the positioning portion (13) being provided to the first housing (11) or the second housing (12) for corresponding connection with the circuit board (3).

8. The housing assembly according to claim 1, characterized in that the side of the stationary housing (1) is provided with at least one through hole (14), which through hole (14) is used for connection of an interface with the circuit board (3).

9. The housing assembly according to claim 1, further comprising a status display lamp (15), the status display lamp (15) being fixedly connected with the stationary housing (1).

10. Electrochemical workstation comprising a circuit board (3) and a housing assembly according to any of claims 1-9, said circuit board (3) being a constant voltage constant current circuit board.