CN219666495U

CN219666495U - Board card pulling tool for DCS cabinet

Info

Publication number: CN219666495U
Application number: CN202320990398.2U
Authority: CN
Inventors: 杜长荣; 冯旭; 侯永明
Original assignee: Tianjin Easy Control Technology Development Co ltd
Current assignee: Tianjin Easy Control Technology Development Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-09-12
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses a plate card pulling tool for a DCS cabinet, which comprises a loop bar, sliding bars, clamping assemblies and connecting assemblies, wherein one sliding bar is respectively and slidably connected to two ends of the loop bar, each clamping assembly is provided with a group on each sliding bar, the two clamping assemblies are arranged on the same side of the two sliding bars, each clamping assembly comprises a first abutting block and a second abutting block, the first abutting block is connected to one end of the sliding bar far away from the loop bar, the second abutting block is slidably connected to the sliding bar along the length direction of the sliding bar, the connecting assemblies comprise connecting bars and connecting pieces, the connecting bars are slidably connected with the loop bar and are vertically arranged, the connecting pieces are arranged at one end of the length direction of the connecting bars, and the connecting pieces and the clamping assemblies are positioned on the same side of the loop bar. The utility model has the effect of reducing the possibility of damaging the board card when the board card is pulled out.

Description

Board card pulling tool for DCS cabinet

Technical Field

The utility model relates to the technical field of automatic control, in particular to a board card pulling tool for a DCS cabinet.

Background

The distributed control system is widely applied to the field of automatic control systems at present, and adopts a design of multistage layering and centralized management. A large number of boards are required to be used in the DCS control system, and the boards are installed in various cabinets according to requirements. The bottom of the board card is provided with pins, and when the board card is installed in the cabinet, the pins of the board card are inserted into jacks in the cabinet.

Currently, in the process of overhauling and replacing a board card inside a cabinet, the board card already installed in the cabinet needs to be pulled out. Because the handles of most boards are short or only use the set screws as the pulling members, the pulling process of the boards is difficult. Besides, when the board card is pulled out, the board card is required to be pulled out by slightly shaking because the connection between the board card and the jack is tight. However, in the process of shaking the board card, pins or other structures of the board card can be bent, so that parts of the board card are damaged.

Disclosure of Invention

In order to reduce the possibility of damaging the board when the board is pulled out, the utility model provides a board pulling tool for a DCS cabinet.

The utility model provides a board card pulling tool for a DCS cabinet, which adopts the following technical scheme:

the utility model provides a board card pulling tool for DCS rack, includes loop bar, slide bar, clamping assembly and coupling assembling, the slide bar is in each sliding connection in the both ends of loop bar has one, the clamping assembly is in each all be provided with a set of on the slide bar, two the clamping assembly set up in two the homonymy of slide bar, the clamping assembly includes first piece and second piece of supporting, first piece connection of supporting in the slide bar is kept away from the one end of loop bar, the second piece of supporting is followed slide bar length direction sliding connection in on the slide bar, coupling assembling includes connecting rod and connecting piece, the connecting rod with loop bar sliding connection and be perpendicular setting, the connecting piece set up in connecting rod length direction's one end, the connecting piece with the clamping assembly is located the homonymy of loop bar.

Through adopting above-mentioned technical scheme, when extracting the panel card, link together the vertical lateral wall of connecting piece and rack, the connecting rod sets up with the surface of rack perpendicularly. And the sliding rod is used for enabling the two clamping assemblies to correspond to the two handles of the board. The handle is clamped between the first abutting block and the second abutting block by sliding the second abutting block. The loop bar is pulled towards the direction far away from the cabinet, and moves under the limit and the guide of the connecting rod, so that the possibility that the board is clamped in the groove body of the cabinet to be bent due to shaking is reduced. Through the mutually supporting of loop bar, sliding bar, clamping assembly and coupling assembling, realized extracting to the stability of integrated circuit board, have the effect of damage integrated circuit board's when reducing extracting the integrated circuit board possibility.

Optionally, the coupling assembling is in the pole cover both sides that the pole is relative respectively are provided with a set of, the pole cover both sides wall that is relative is connected with the forked tail piece, the connecting rod is close to one side of pole cover has seted up the dovetailed groove along length direction, two the dovetailed piece with two dovetailed groove one-to-one and sliding connection, the connecting piece includes butt board and connection sucking disc, butt board perpendicular connection in the tip of connecting rod, connection sucking disc connect in butt board deviates from one side of connecting rod.

Through adopting above-mentioned technical scheme, with the surface butt of butt plate and rack tightly, the sucking disc adsorbs in the surface of rack, has realized the connection of pulling tool and rack, and the dovetail slides in the dovetail, has realized sliding connection between connecting rod and the loop bar.

Optionally, the slip through groove has been seted up along length direction on the slide bar, the one end sliding connection of second support the piece in the slip through groove, the one end of second support the piece stretches out the slip through groove and be connected with the shifting block, be provided with the spring along length direction in the connection through groove, the one end of spring with the slip through groove is close to the inner wall connection of loop bar, the other end with the second supports the piece and is connected, under the natural state the second support the piece with the slip through groove is close to the inner wall of first support the piece supports tightly.

Through adopting above-mentioned technical scheme, when being connected with the handle of integrated circuit board, stir the shifting block towards the direction that is close to each other, the second supports the piece and slides in sliding logical groove, and the spring receives compression accumulation elastic potential energy. The distance between the first abutting block and the second abutting block is increased, and the two handles of the board card are corresponding to the two groups of clamping assemblies. The handle is located between the first supporting block and the second supporting block, the shifting block is loosened, the spring stretches to release elastic potential energy, the second supporting block slides along the sliding through groove to the direction close to the first supporting block under the driving of the spring, and the handle is clamped by the first supporting block and the second supporting block. The arrangement of the spring realizes the automatic resetting of the second abutting block.

Optionally, a guide rod is disposed in the sliding through groove along the length direction, the guide rod is connected between two opposite inner walls of the sliding through groove, and the guide rod penetrates through the second abutting block and is in sliding connection with the second abutting block.

Through adopting above-mentioned technical scheme, when the second supported the piece and slide in sliding logical groove, the second supported the piece and slide along the length direction of guide bar, the guide bar is led to spacingly to the slip of second support the piece, has reduced the second and has supported the possibility that the piece was deviate from when sliding logical groove in sliding.

Optionally, two positioning bolts are connected to the loop bar in a threaded manner, the two positioning bolts correspond to the two sliding bars one by one, and the end parts of the positioning bolts are abutted to the sliding bars.

Through adopting above-mentioned technical scheme, after adjusting the proper position in the loop bar with the slide bar, screw down positioning bolt, positioning bolt's tip supports tightly with the slide bar, has realized the location to the slide bar.

Optionally, a gasket is connected to a side of the first abutting block, which is close to the second abutting block.

Through adopting above-mentioned technical scheme, the friction force between first piece and the integrated circuit board handle of supporting has been improved in the setting of gasket, has reduced the possibility that skids when both butt.

Optionally, scale marks are arranged on the sliding rod along the length direction.

Through adopting above-mentioned technical scheme, the setting of scale mark has made things convenient for operating personnel to carry out the accurate adjustment to the position of slide bar in the loop bar according to the size of integrated circuit board.

Optionally, a clamping block is connected to a side of the second abutting block, which is close to the first abutting block.

Through adopting above-mentioned technical scheme, the setting of pressing from both sides tight piece has reduced the handle of card in-process card and has supported the piece and the second from first and support the possibility that deviate from between the piece, has improved the connection stability between card in-process instrument and the card.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. through the mutual matching of the loop bar, the sliding bar, the clamping component and the connecting component, the stable pulling of the board card is realized, and the effect of reducing the possibility of damaging the board card when the board card is pulled is achieved;

2. the arrangement of the spring realizes the automatic resetting of the second abutting block, so that the second abutting block can be abutted against the handle;

3. the setting of scale mark has made things convenient for operating personnel to carry out the accurate adjustment to the position of slide bar in the loop bar according to the size of integrated circuit board.

Drawings

FIG. 1 is a schematic diagram of a card pulling tool for a DCS cabinet embodying an embodiment of the present utility model.

Fig. 2 is a partial exploded view showing a connecting rod and loop rod connecting structure according to an embodiment of the present utility model.

Reference numerals illustrate: 1. a loop bar; 2. a sliding rod; 3. a clamping assembly; 31. a first abutment; 32. a second abutting block; 33. a shifting block; 34. a clamping block; 35. a guide rod; 36. a spring; 37. a sliding through groove; 38. a gasket; 4. a connection assembly; 41. a connecting rod; 42. dovetail blocks; 43. an abutting plate; 44. the sucker is connected; 45. a dovetail groove; 5. a handle; 6. positioning bolts; 7. graduation marks.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-2. The embodiment of the utility model provides a board card pulling tool for a DCS cabinet, which has the effect of reducing the possibility of damaging a board card when the board card is pulled out.

Referring to fig. 1, a card pulling tool for a DCS cabinet includes a loop bar 1, a slide bar 2, a clamping assembly 3, and a connection assembly 4. The sliding rod 2 is connected with one sliding rod at the openings at the two ends of the loop bar 1, and one side of the loop bar 1 is fixedly connected with a handle 5. The clamping assembly 3 is provided with a set at the end of each slide bar 2 remote from the loop bar 1. The clamping assembly 3 comprises a first abutment 31, a second abutment 32, a dial 33, a clamping block 34, a guide rod 35 and a spring 36. The first supporting block 31 is vertically and fixedly connected to one end, far away from the loop bar 1, of the sliding bar 2, a sliding through groove 37 is formed in the sliding bar 2 along the length direction, the second supporting block 32 is slidably arranged in the sliding through groove 37, the second supporting block 32 is arranged in parallel with the first supporting block 31, and a gasket 38 is fixedly connected to one side, close to the second supporting block 32, of the first supporting block 31. The clamping block 34 is vertically and fixedly connected to one end, far away from the sliding rod 2, of the second supporting block 32, and the clamping block 34 is arranged on one side, close to the first supporting block 31, of the second supporting block 32. The shifting block 33 is fixedly connected to an end of the second abutment 32 remote from the clamping block 34.

Referring to fig. 1, a guide rod 35 is fixedly connected between two opposite vertical side walls of the sliding through groove 37, the arrangement direction of the guide rod 35 is parallel to the length direction of the sliding through groove 37, and the guide rod 35 penetrates the second supporting block 32 and is slidably connected with the second supporting block. The spring 36 is sleeved on the guide rod 35, one end of the spring 36 is connected with the inner wall of the sliding through groove 37, which is close to one end of the sleeve rod 1, and the other end of the spring is fixedly connected with the second abutting block 32. In a natural state, the second abutting block 32 abuts against the inner wall of the sliding through groove 37, which is close to the first abutting block 31, under the action of the spring 36. The sleeve rod 1 is connected with two positioning bolts 6 in a threaded manner, the two positioning bolts 6 are arranged in one-to-one correspondence with the two sliding rods 2, and one end of each positioning rod is abutted against the side wall of each sliding rod 2. Graduation marks 7 are arranged on the sliding rod 2 along the length direction.

Referring to fig. 2, the connection assembly 4 includes a connection bar 41, a dovetail block 42, an abutment plate 43, and a connection suction cup 44. The connecting assembly 4 is provided with two groups on two opposite side walls of the loop bar 1, the dovetail block 42 is fixedly connected to the outer side wall of the loop bar 1, one side of the connecting bar 41 is provided with a dovetail groove 45 along the length direction, and the dovetail block 42 is slidably connected in the dovetail groove 45. The abutting plate 43 is vertically and fixedly connected to one end, far away from the loop bar 1, of the connecting rod 41, and a plurality of connecting suckers 44 are fixedly connected to one side, far away from the connecting rod 41, of the abutting plate 43.

Referring to fig. 1 and 2, when the board card mounted on the cabinet is pulled out, the two abutting plates 43 are abutted against the vertical side wall of the cabinet, the connecting sucker 44 on the abutting plate 43 is sucked against the side wall of the cabinet, and the abutting plate 43 is connected with the cabinet. The arrangement of the dovetail block 42 and the dovetail groove 45 realizes the sliding connection between the loop bar 1 and the connecting bar 41. The relative positions of the two sliding rods 2 in the loop bar 1 are adjusted, so that the two clamping assemblies 3 are in one-to-one correspondence with the two handles on the board card. After the position of the sliding rod 2 is adjusted, the positioning bolt 6 is screwed, the end part of the positioning bolt 6 is abutted against the side wall of the sliding rod 2, and the positioning of the sliding rod 2 is realized. The setting of the scale mark 7 facilitates the accurate adjustment of the position of the sliding rod 2 by an operator.

Referring to fig. 1, the dial 33 is shifted, the second abutment 32 slides in the sliding through groove 37, the spring 36 compresses the accumulated elastic potential energy, and the second abutment 32 slides on the guide rod 35. The handle of the board is positioned between the first abutting block 31 and the second abutting block 32, the shifting block 33 is loosened, the second abutting block 32 moves towards the direction approaching the first abutting block 31 under the action of the spring 36, and the handle is clamped between the clamping block 34 and the first abutting block 31. The provision of the spacer 38 and the gripping block 34 reduces the likelihood of the handle becoming detached from the clamping assembly 3, improving the stability of the connection between the card and the card pulling tool. The guide rod 35 prevents the second abutment 32 from being pulled out of the sliding channel 37 when sliding. The arrangement of the spring 36 realizes automatic resetting of the second abutting block 32, and reduces the possibility of separating the second abutting block 32 from the board card handle.

Referring to fig. 1 and 2, after the connection of the card pulling tool and the card pulling handle is completed, the handle 5 is pulled, the loop bar 1 moves along with the handle 5 in a direction away from the cabinet, the dovetail block 42 and the dovetail groove 45 are arranged to limit and guide the loop bar 1, the possibility of shaking of the card in the card pulling process is reduced, the card pulling process is more stable, and the possibility of damage of the card in the card pulling process is reduced.

The implementation principle of the board pulling tool for the DCS cabinet in the embodiment of the utility model is as follows: when the board card installed on the cabinet is pulled out, the two abutting plates 43 are abutted against the vertical side wall of the cabinet, and the connecting sucker 44 on the abutting plates 43 is sucked against the side wall of the cabinet. The relative positions of the two slide bars 2 in the loop bar 1 are adjusted, and the slide bars 2 are positioned by using positioning bolts 6. The poking block 33 is poked, and the second abutting block 32 slides on the guide rod 35. The handle of the board is positioned between the first abutting block 31 and the second abutting block 32, the shifting block 33 is loosened, and the handle is clamped between the clamping block 34 and the first abutting block 31. The handle 5 is pulled, the loop bar 1 moves along with the handle 5 in a direction away from the cabinet, and the dovetail block 42 and the dovetail groove 45 are arranged to limit and guide the loop bar 1, so that the possibility of damage of a board card in the board card pulling process is reduced.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. A board card pulls out instrument for DCS rack, its characterized in that: including loop bar (1), slide bar (2), clamping assembly (3) and coupling assembling (4), slide bar (2) are in each sliding connection in the both ends of loop bar (1) has one, clamping assembly (3) are each provided with a set of on slide bar (2), two clamping assembly (3) set up in two slide bar (2) homonymy, clamping assembly (3) include first support piece (31) and second support piece (32), first support piece (31) connect in slide bar (2) keep away from the one end of loop bar (1), second support piece (32) are followed slide bar (2) length direction sliding connection in slide bar (2) is last, coupling assembling (4) include connecting rod (41) and connecting piece, connecting rod (41) with loop bar (1) sliding connection and be perpendicular setting, the connecting piece set up in connecting rod (41) length direction connecting piece with clamping assembly (3) homonymy.

2. The board card pulling tool for a DCS cabinet of claim 1, wherein: the connecting assembly (4) is characterized in that a group of connecting assemblies are respectively arranged on two opposite sides of the loop bar (1), dovetail blocks (42) are connected to two opposite side walls of the loop bar (1), dovetail grooves (45) are formed in one side, close to the loop bar (1), of the connecting rod (41) along the length direction, the two dovetail blocks (42) are in one-to-one correspondence with the two dovetail grooves (45) and are in sliding connection, the connecting assembly comprises abutting plates (43) and connecting suckers (44), the abutting plates (43) are vertically connected to the end portions of the connecting rod (41), and the connecting suckers (44) are connected to one side, deviating from the connecting rod (41), of the abutting plates (43).

3. The board card pulling tool for a DCS cabinet of claim 1, wherein: the sliding rod (2) is provided with a sliding through groove (37) along the length direction, one end of the second supporting block (32) is connected in the sliding through groove (37) in a sliding manner, one end of the second supporting block (32) extends out of the sliding through groove (37) and is connected with a shifting block (33), a spring (36) is arranged in the sliding through groove (37) along the length direction, one end of the spring (36) is connected with the sliding through groove (37) close to the inner wall of the sleeve rod (1), the other end of the spring is connected with the second supporting block (32), and the second supporting block (32) is in a natural state close to the inner wall of the first supporting block (31) in a propping manner.

4. A card pulling tool for DCS cabinets as set forth in claim 3, wherein: the sliding through groove (37) is internally provided with a guide rod (35) along the length direction, the guide rod (35) is connected between two opposite inner walls of the sliding through groove (37), and the guide rod (35) penetrates through the second supporting block (32) and is in sliding connection with the second supporting block.

5. The board card pulling tool for a DCS cabinet of claim 1, wherein: the sleeve rod (1) is connected with two positioning bolts (6) in a threaded manner, the two positioning bolts (6) are in one-to-one correspondence with the two sliding rods (2), and the end parts of the positioning bolts (6) are abutted to the sliding rods (2).

6. A card pulling tool for DCS cabinets as set forth in claim 3, wherein: one side of the first abutting block (31) close to the second abutting block (32) is connected with a gasket (38).

7. The card pulling tool for a DCS cabinet of claim 5, wherein: graduation marks (7) are arranged on the sliding rod (2) along the length direction.

8. The card pulling tool for a DCS cabinet of claim 6, wherein: and one side of the second abutting block (32) close to the first abutting block (31) is connected with a clamping block (34).