阅读说明：本技术 一种基于电商资料收集的档案管理装置 (Archive management device based on E-commerce data collection ) 是由 赵聪 于 2021-01-15 设计创作，主要内容包括：本发明公开一种基于电商资料收集的档案管理装置,涉及电商资料收集领域。该基于电商资料收集的档案管理装置包括档案柜,档案柜通过储存腔滑动连接有若干个内衬组件,内衬组件包括内衬套和插杆,内衬套开设有第二插孔,第二插孔内活动套接有插杆,插杆固定连接有接触半球,内衬套通过滚槽滑动连接有抽屉前板,抽屉前板固定连接有储存抽屉,储存抽屉固定连接有若干个连接轴,连接轴上均转动连接有滚轮,抽屉前板通过转动孔转动连接有转动盘,转动盘固定连接有转动杆,转动杆固定连接有第一卡杆,转动盘固定连接有捏片。该基于电商资料收集的档案管理装置具有能够便于进行维修且便于控制储存抽屉能否完全抽出的功能。(The invention discloses a file management device based on e-commerce data collection, and relates to the field of e-commerce data collection. This archive management device based on electricity merchant's data collection includes the filing cabinet, the filing cabinet has a plurality of inside lining subassembly through storing chamber sliding connection, the inside lining subassembly includes neck bush and inserted bar, the second jack has been seted up to the neck bush, the inserted bar has been cup jointed to the activity in the second jack, inserted bar fixedly connected with contact hemisphere, the neck bush has the drawer front bezel through rolling slot sliding connection, drawer front bezel fixedly connected with stores the drawer, store a plurality of connecting axle of drawer fixedly connected with, all rotate on the connecting axle and be connected with the gyro wheel, the drawer front bezel rotates through rotating the hole and is connected with the rolling disc, rolling disc fixedly connected with dwang, the first kelly of dwang fixedly connected with, rolling disc fixedly connected with holds between the fingers the piece. This archives management device based on electricity merchant's data collection has can be convenient for maintain and be convenient for control and store the function that whether the drawer can take out completely.)

1. A archives management device based on E-commerce data collection, includes filing cabinet (1), its characterized in that: the front surface of the file cabinet (1) is provided with a storage cavity (101), the file cabinet (1) is connected with a plurality of lining components (2) in a sliding mode through the storage cavity (101), and two sides of the storage cavity (101) are provided with first jacks (102);

the lining assembly (2) comprises an inner bushing (3) and an insert rod (4), wherein second jacks (301) are formed in two sides of the inner bushing (3), the insert rod (4) is movably sleeved in the second jacks (301), one end of the insert rod (4) is fixedly connected with a contact hemisphere (401), two rolling grooves (302) are formed in the upper surface and the lower surface of an inner cavity of the inner bushing (3), a through groove (303) is formed in the lower surface of the inner bushing (3), and the inner cavity of the inner bushing (3) is connected with a drawer front plate (5) in a sliding mode through the rolling grooves (302);

the drawer comprises a drawer front plate (5), a storage drawer (501) is fixedly connected to the back of the drawer front plate (5), a handle (502) is fixedly connected to the front of the drawer front plate (5), a plurality of connecting shafts (503) are fixedly connected to two sides of the storage drawer (501), rollers (504) which are in contact with rolling grooves (302) are rotatably connected to the connecting shafts (503), a rotating groove (505) is formed in the front of the drawer front plate (5), a rotating hole (506) is formed in the front of the rotating groove (505), and a rotating disc (6) is rotatably connected to the drawer front plate (5) through the rotating hole (506);

the back fixedly connected with of rolling disc (6) rotates dwang (601) that hole (506) contacted with, the first kelly of back fixedly connected with (602) of dwang (601), the positive fixedly connected with of rolling disc (6) holds between the fingers piece (603).

2. The archive management device based on E-commerce data collection as claimed in claim 1, wherein: the storage cavities (101) are linearly distributed along the vertical center line of the file cabinet (1), and the first jacks (102) are all arranged at positions close to the front face of the file cabinet (1).

3. The archive management device based on E-commerce data collection as claimed in claim 1, wherein: the second jacks (301) are all arranged at positions close to the front face of the inner bushing (3), and the second jacks (301) all penetrate through the inner cavity of the inner bushing (3).

4. The archive management device based on E-commerce data collection as claimed in claim 1, wherein: the two rolling grooves (302) are arranged at positions close to one side of the inner lining (3), the other two rolling grooves (302) are arranged at positions close to the other side of the inner lining (3), the through groove (303) penetrates through the inner cavity of the inner lining (3), and the through groove (303) is communicated with the back surface of the inner lining (3).

5. The archive management device based on E-commerce data collection as claimed in claim 1, wherein: the axis of the rotating groove (505) coincides with the axis of the rotating hole (506), the diameter of the rotating groove (505) is larger than that of the rotating hole (506), and the rotating hole (506) penetrates to the back of the storage drawer (501).

6. The archive management device based on E-commerce data collection as claimed in claim 1, wherein: the axis of rolling disc (6) coincides with the axis of dwang (601), the diameter of rolling disc (6) is greater than the diameter of dwang (601), rolling disc (6) rotate to be connected in rotating groove (505), dwang (601) rotate to be connected in rotating hole (506).

7. The archive management device based on E-commerce data collection as claimed in claim 1, wherein: the lower surface of the storage cavity (101) is fixedly connected with two positioning blocks (103), the two positioning blocks (103) are respectively arranged at positions close to two sides of the file cabinet (1), and the positioning blocks (103) are arranged at positions close to the back of the file cabinet (1).

8. The archive management device based on E-commerce data collection as claimed in claim 1, wherein: the excircle fixed surface of dwang (601) is connected with second kelly (604), second kelly (604) set up the position of being close to rolling disc (6), second kelly (604) and first kelly (602) mutually perpendicular.

9. The archive management device based on E-commerce data collection as claimed in claim 8, wherein: the lower surface of the storage drawer (501) is provided with a containing groove (507) which is in contact with the second clamping rod (604), the containing groove (507) is arranged at a position close to the drawer front plate (5), and the containing groove (507) is communicated with the rotating hole (506).

Technical Field

The invention relates to the technical field of e-commerce data collection, in particular to a file management device based on e-commerce data collection.

Background

In the e-commerce field, a large amount of data is generated along with the progress of transactions and orders, and the data needs to be stored and collected, so that a file management device based on e-commerce data collection is needed.

The existing file management device based on e-commerce data collection has the following defects that part of the file management device based on e-commerce data collection collects data through the combination of a cabinet body and a drawing drawer, in order to make the drawing drawer slide more smoothly, a roller is generally arranged on the drawer, a rolling groove frame is fixed in a cavity of the cabinet body through a screw, but when the components are damaged or deformed, the maintenance is needed, but the maintenance of the rolling groove frame in the cavity of the cabinet body is troublesome, and the drawing drawer in the part of the file management device based on e-commerce data collection can not control whether the drawer can be completely drawn out, and when a user unintentionally draws out the drawer completely, the internal data can be scattered, so improvement is needed urgently, aiming at the defects of the prior art, the invention discloses a file management device based on e-commerce data collection, to solve the above problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention discloses a file management device based on E-commerce data collection, which aims to solve the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a file management device based on E-commerce data collection comprises a file cabinet, wherein a storage cavity is formed in the front of the file cabinet, the file cabinet is connected with a plurality of lining components in a sliding mode through the storage cavity, and first jacks are formed in two sides of the storage cavity;

the lining assembly comprises an inner lining and an insert rod, wherein second jacks are formed in two sides of the inner lining, the insert rod is movably sleeved in the second jacks, one end of the insert rod is fixedly connected with a contact hemisphere, two rolling grooves are formed in the upper surface and the lower surface of the inner cavity of the inner lining, a through groove is formed in the lower surface of the inner lining, and the inner cavity of the inner lining is slidably connected with a drawer front plate through the rolling grooves;

the back of the drawer front plate is fixedly connected with a storage drawer, the front of the drawer front plate is fixedly connected with a handle, two sides of the storage drawer are fixedly connected with a plurality of connecting shafts, the connecting shafts are rotatably connected with idler wheels which are contacted with the rolling grooves, the front of the drawer front plate is provided with a rotating groove, the front of the rotating groove is provided with a rotating hole, and the drawer front plate is rotatably connected with a rotating disc through the rotating hole;

the back fixedly connected with of rolling disc and the dwang that rotates the hole and contact mutually, the first kelly of back fixedly connected with of dwang, the positive fixedly connected with of rolling disc holds between the fingers the piece.

Preferably, the storage cavities are linearly distributed along a vertical center line of the file cabinet, and the first jacks are arranged at positions close to the front face of the file cabinet.

Preferably, the second insertion holes are all arranged at positions close to the front face of the inner bushing, and the second insertion holes all penetrate through the inner cavity of the inner bushing.

Preferably, two rolling grooves are formed in the position close to one side of the inner lining, the other two rolling grooves are formed in the position close to the other side of the inner lining, the through groove penetrates through the inner cavity of the inner lining, and the through groove is communicated with the back face of the inner lining.

Preferably, the axis of the rotating groove coincides with the axis of the rotating hole, the diameter of the rotating groove is larger than that of the rotating hole, and the rotating hole penetrates through the back of the storage drawer.

Preferably, the axis of rolling disc coincides with the axis of dwang mutually, the diameter of rolling disc is greater than the diameter of dwang, the rolling disc rotates to be connected in rotating the inslot, the dwang rotates to be connected in the pivoted hole.

Preferably, the lower surface of the storage cavity is fixedly connected with two positioning blocks, the two positioning blocks are respectively arranged at positions close to two sides of the file cabinet, and the positioning blocks are arranged at positions close to the back of the file cabinet.

Preferably, the excircle surface fixed connection of dwang has the second kelly, the second kelly sets up the position of being close to the rolling disc, second kelly and first kelly mutually perpendicular.

Preferably, the lower surface of the storage drawer is provided with a storage groove which is in contact with the second clamping rod, the storage groove is formed in a position close to the drawer front plate, and the storage groove is communicated with the rotating hole.

The invention discloses a file management device based on e-commerce data collection, which has the following beneficial effects:

1. the file management device based on E-commerce data collection comprises a file cabinet, a lining component, a drawer front plate and a rotating disc, wherein an inner bushing is connected in a storage cavity in a sliding manner, an inserted rod is inserted into a second jack and a first jack, the inner bushing is fixed in the storage cavity, when the storage drawer slides in the inner cavity of the inner bushing, two sides of the storage drawer respectively abut against two contact hemispheres, the inner bushing is always fixed in the storage cavity, when the storage drawer slides out of the inner cavity of the inner bushing, the inserted rod is pulled out, the inner bushing can be taken out of the storage cavity, so that the maintenance is convenient, when the first clamping rod is in a vertical state through the rotation of a pinch piece control rotating rod, the storage drawer cannot completely slide out of the inner cavity of the inner bushing, only when the first clamping rod is in a horizontal state through the rotation of the rotating rod, the storage drawer can completely slide out of the inner cavity of the inner bushing, the device has the function of being convenient for maintain and controlling whether the storage drawer can be completely drawn out.

2. This archives management device based on electricity merchant's data collection is through setting up the locating piece, and bushing sliding connection is when storing the intracavity, and when the back of bushing and the front of locating piece offset, the second jack just aligns with first jack, makes things convenient for the inserted bar to insert in second jack and first jack to be convenient for the location between bushing and the storage chamber, the device has the function of being convenient for advance line location to the connection of bushing and storage chamber.

3. This archives management device based on electricity merchant data collection is through setting up the second kelly and accomodating the groove, it makes the second kelly accomodate in accomodating the inslot to rotate the dwang, the second kelly is in the horizontality and first kelly is vertical state, store the drawer and can slide but unable sliding completely in the inner chamber of neck bush this moment, when storing the drawer and being in the inner chamber of neck bush completely, it makes the second kelly come out from accomodating the inslot rotation to rotate the dwang, the second kelly is in vertical state and first kelly is horizontal state, the second kelly offsets with leading to the groove this moment, it is fixed in the inner chamber of neck bush to store the drawer, the second kelly can not conflict with the effect of first kelly, the device has can be convenient for will store the drawer and fix in the inner chamber of neck bush and can not conflict with the effect of first kelly.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial cross-sectional view of the filing cabinet of the present invention;

FIG. 3 is a schematic structural view of the liner assembly of the present invention;

FIG. 4 is an exploded view of the front panel of the drawer of the present invention;

FIG. 5 is a schematic view of the front plate of the drawer according to the present invention;

FIG. 6 is an enlarged view of portion A of FIG. 5 in accordance with the present invention;

fig. 7 is a schematic structural view of the rotating disk of the present invention.

In the figure: 1. a file cabinet; 101. a storage chamber; 102. a first jack; 103. positioning blocks; 2. a liner assembly; 3. an inner liner; 301. a second jack; 302. rolling a groove; 303. a through groove; 4. inserting a rod; 401. a contact hemisphere; 5. a drawer front plate; 501. a storage drawer; 502. a handle; 503. a connecting shaft; 504. a roller; 505. a rotating groove; 506. rotating the hole; 507. a receiving groove; 6. rotating the disc; 601. rotating the rod; 602. a first clamping rod; 603. kneading the sheet; 604. and a second clamping rod.

Detailed Description

The embodiment of the invention discloses a file management device based on e-commerce data collection, which comprises a file cabinet 1, wherein the front surface of the file cabinet 1 is provided with a storage cavity 101, a plurality of storage cavities 101 are linearly distributed along the vertical central line of the file cabinet 1, the file cabinet 1 is connected with a plurality of lining components 2 in a sliding manner through the storage cavity 101, two sides of the storage cavity 101 are respectively provided with a first jack 102, and the first jacks 102 are respectively arranged at positions close to the front surface of the file cabinet 1.

Inside lining subassembly 2 includes interior bush 3 and inserted bar 4, second jack 301 has all been seted up to the both sides of interior bush 3, second jack 301 has all been seted up in the position that is close to interior bush 3 is positive, second jack 301 all runs through to the inner chamber of interior bush 3, inserted bar 4 has all been cup jointed in the activity in second jack 301, the one end fixedly connected with contact hemisphere 401 of inserted bar 4, contact hemisphere 401 is the hemisphere, can contact with storage drawer 501 but can not lead to the fact great influence to the slip of storing drawer 501.

The upper surface and the lower surface of the inner cavity of the inner bushing 3 are both provided with two rolling grooves 302, the two rolling grooves 302 are arranged at positions close to one side of the inner bushing 3, the other two rolling grooves 302 are arranged at positions close to the other side of the inner bushing 3, the lower surface of the inner bushing 3 is provided with a through groove 303, the through groove 303 penetrates through the inner cavity of the inner bushing 3, the through groove 303 is communicated with the back of the inner bushing 3, and the inner cavity of the inner bushing 3 is slidably connected with a drawer front plate 5 through the rolling grooves 302.

Drawer 501 is stored to the back fixedly connected with of drawer front 5, archival data is put in the inner chamber of storing drawer 501, the front fixedly connected with handle 502 of drawer front 5, be convenient for spur drawer front 5 through handle 502, store the equal fixedly connected with a plurality of connecting axle 503 in both sides of drawer 501, it is for connecting gyro wheel 504 to set up connecting axle 503, all rotate on the connecting axle 503 and be connected with the gyro wheel 504 that contacts with runner 302, gyro wheel 504 all has two sets at the both sides of storing drawer 501, a set of gyro wheel 504 is close to the upper surface of storing drawer 501 and cooperatees with runner 302 of inner liner 3 inner chamber upper surface, a set of gyro wheel 504 is close to the lower surface of storing drawer 501 and cooperatees with runner 302 of inner liner 3 inner chamber lower surface, make and store drawer 501 and slide in the inner chamber of inner liner 3 more smoothly.

The front surface of the drawer front plate 5 is provided with a rotating groove 505, the front surface of the rotating groove 505 is provided with a rotating hole 506, the axis of the rotating groove 505 coincides with the axis of the rotating hole 506, the diameter of the rotating groove 505 is larger than that of the rotating hole 506, and the rotating hole 506 penetrates through the back surface of the storage drawer 501.

Drawer front 5 rotates through rotating hole 506 and is connected with rolling disc 6, the back fixedly connected with of rolling disc 6 rotates the dwang 601 that hole 506 contacted, the axis of rolling disc 6 coincides with the axis of dwang 601, the diameter of rolling disc 6 is greater than the diameter of dwang 601, rolling disc 6 rotates and connects in rotating groove 505, dwang 601 rotates and connects in rotating hole 506, the first card pole 602 of back fixedly connected with of dwang 601, the positive fixedly connected with of rolling disc 6 holds between the fingers piece 603, be convenient for control the rotation of rolling disc 6 and dwang 601 through holding between the fingers piece 603.

The device is characterized in that an inner bushing 3 is connected in a storage cavity 101 in a sliding manner by arranging a file cabinet 1, an inner lining assembly 2, a drawer front plate 5 and a rotating disc 6, then an inserting rod 4 is inserted into a second inserting hole 301 and a first inserting hole 102, so that the inner bushing 3 is fixed in the storage cavity 101, when a storage drawer 501 slides in the inner cavity of the inner bushing 3, two sides of the storage drawer 501 are respectively abutted against two contact hemispheres 401, the inner bushing 3 is always fixed in the storage cavity 101, when the storage drawer 501 slides out of the inner cavity of the inner bushing 3, the inserting rod 4 is pulled out, so that the inner bushing 3 can be taken out of the storage cavity 101, and maintenance is convenient, when a rotating piece 603 controls the rotation of the rotating rod 601 to enable a first clamping rod 602 to be in a vertical state, the storage drawer 501 cannot completely slide out of the inner cavity of the inner bushing 3, only when the rotation of the rotating rod 601 enables the first clamping rod 602 to be in a horizontal state, the storage drawer 501 can be completely slid out of the inner cavity of the inner sleeve 3, and the device has a function of facilitating maintenance and controlling whether the storage drawer 501 can be completely drawn out.

The equal fixedly connected with two locating pieces 103 of lower surface of storage chamber 101, two locating pieces 103 set up respectively in the position that is close to filing cabinet 1 both sides, and locating piece 103 all sets up in the position that is close to the filing cabinet 1 back.

The device is through setting up locating piece 103, and when interior bush 3 sliding connection was in storing chamber 101, when the back of bush 3 and the front of locating piece 103 offseted, second jack 301 just aligns with first jack 102, makes things convenient for inserted bar 4 to insert in second jack 301 and first jack 102 to be convenient for the location between bush 3 and the storage chamber 101, the device has the function of being convenient for fix a position the connection of bush 3 and storage chamber 101.

The outer circular surface of the rotating rod 601 is fixedly connected with a second clamping rod 604, the second clamping rod 604 is arranged at a position close to the rotating disk 6, and the second clamping rod 604 is perpendicular to the first clamping rod 602.

The lower surface of the storage drawer 501 is provided with a receiving groove 507 contacting with the second clamping bar 604, the receiving groove 507 is provided at a position close to the drawer front plate 5, and the receiving groove 507 is communicated with the rotating hole 506.

The device is provided with a second clamping rod 604 and a containing groove 507, the rotating rod 601 is rotated to enable the second clamping rod 604 to be contained in the containing groove 507, the second clamping rod 604 is in a horizontal state, the first clamping rod 602 is in a vertical state, at the moment, the storage drawer 501 can slide in the inner cavity of the inner bushing 3 but can not completely slide out, when the storage drawer 501 is completely located in the inner cavity of the inner liner 3, the rotating rod 601 is rotated to rotate the second rod 604 out of the receiving slot 507, the second rod 604 is in a vertical state and the first rod 602 is in a horizontal state, at this time, the second rod 604 abuts against the through slot 303, the storage drawer 501 is fixed in the inner cavity of the inner liner 3, the second locking bar 604 does not interfere with the function of the first locking bar 602, and the device has the function of facilitating the fixing of the storage drawer 501 in the inner cavity of the inner liner 3 without interfering with the function of the first locking bar 602.

The working principle is as follows: when the device is used, firstly, the inner bushing 3 in the inner bushing assembly 2 is inserted into the storage cavity 101 in a sliding manner, when the second insertion hole 301 formed in the inner bushing 3 corresponds to the first insertion hole 102 formed in the storage cavity 101, then the insertion rod 4 in the inner bushing assembly 2 is inserted into the second insertion hole 301 and the first insertion hole 102, so that the inner bushing 3 can be fixed in the storage cavity 101, then the storage drawer 501 on the back surface of the drawer front plate 5 is slidably connected into the inner cavity of the inner bushing 3, the storage drawer 501 can slide well in the inner cavity of the inner bushing 3 through the matching of the roller 504 rotatably connected on the connecting shaft 503 and the rolling groove 302, at the moment, two sides of the storage drawer 501 just abut against the contact hemispheres 401 connected with the two insertion rods 4 respectively, so that the insertion rod 4 cannot move out of the second insertion hole 301 and the first insertion hole 102, namely, when the storage drawer 501 is slidably connected into the inner cavity of the inner bushing 3, the inner bushing 3 is always fixed in the storage cavity 101, when the storage drawer 501 slides out of the inner cavity of the inner bushing 3, the insertion rod 4 in the second insertion hole 301 and the first insertion hole 102 is pulled out, the inner bushing 3 can be taken out of the storage cavity 101, so as to be convenient for maintenance, the rotary disc 6 is rotatably connected in the rotary groove 505, the rotary rod 601 is rotatably connected in the rotary hole 506, the first clamping rod 602 is positioned at the back of the storage drawer 501, the front surface of the first clamping rod 602 is attached to the back surface of the storage drawer 501, the rotary disc 6 and the rotary rod 601 can be controlled to rotate by the knob 603 from the front surface of the drawer front plate 5, when the first clamping rod 602 is in a vertical state due to the rotation of the rotary rod 601, the bottom of the first clamping rod 602 is positioned in the range of the through groove 303, so that when the storage drawer 501 slides out of the inner cavity of the inner bushing 3, the first clamping rod 602 is blocked by the through groove 303, therefore, the storage drawer 501 cannot completely slide out of the inner cavity of the inner bushing 3, only when the rotating rod 601 rotates to enable the first clamping rod 602 to be in a horizontal state, the through groove 303 cannot be in contact with the first clamping rod 602, and the storage drawer 501 can completely slide out of the inner cavity of the inner bushing 3, so that whether the storage drawer 501 can be controlled to be completely drawn out or not is convenient, and the device has the function of being convenient to maintain and controlling whether the storage drawer 501 can be completely drawn out or not.

Fix interior bush 3 in storing chamber 101, need insert the inserted bar 4 in second jack 301 and first jack 102, this just needs to align second jack 301 with first jack 102, when with interior bush 3 sliding connection in storing chamber 101, because two locating pieces 103 of lower surface fixed connection of storing chamber 101, and locating piece 103 sets up the position that is close to filing cabinet 1 back, when the back of interior bush 3 offsets with the front of locating piece 103, second jack 301 just aligns with first jack 102 this moment, thereby be convenient for the location between interior bush 3 and the storing chamber 101, the device has the function of being convenient for fix a position the connection of interior bush 3 and storing chamber 101.

A second clamping rod 604 is fixedly connected to the outer circumferential surface of the rotating rod 601, the second clamping rod 604 is perpendicular to the first clamping rod 602, when the rotating rod 601 rotates to enable the second clamping rod 604 to be accommodated in the accommodating groove 507, the second clamping rod 604 is in a horizontal state, the first clamping rod 602 is in a vertical state, at the moment, the storage drawer 501 can slide in the inner cavity of the inner bushing 3 but cannot completely slide out, when the storage drawer 501 is completely in the inner cavity of the inner bushing 3, the rotating rod 601 is rotated to enable the second clamping rod 604 to rotate out of the accommodating groove 507 and be in a vertical state, the first clamping rod 602 is in a horizontal state, at the moment, the second clamping rod 604 abuts against the through groove 303, so that the storage drawer 501 cannot slide in the inner cavity of the inner bushing 3, the storage drawer 501 is fixed in the inner cavity of the inner bushing 3, the second clamping rod 604 cannot conflict with the action of the first clamping rod 602, and the device has the advantages that the storage drawer 501 can be conveniently fixed in the inner cavity of the inner bushing 3 and cannot interact with the first clamping rod 602 Conflicting functions occur.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.